9 files changed, 7216 insertions, 7216 deletions
diff --git a/indra/llxml/llcontrol.cpp b/indra/llxml/llcontrol.cpp
index beeca105bc..82e07e03c9 100644
--- a/indra/llxml/llcontrol.cpp
+++ b/indra/llxml/llcontrol.cpp
@@ -1,1508 +1,1508 @@
-/**
- * @file llcontrol.cpp
- * @brief Holds global state for viewer.
- *
- * $LicenseInfo:firstyear=2001&license=viewerlgpl$
- * Second Life Viewer Source Code
- * Copyright (C) 2010, Linden Research, Inc.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation;
- * version 2.1 of the License only.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
- *
- * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
- * $/LicenseInfo$
- */
-
-#include "linden_common.h"
-
-#include <iostream>
-#include <fstream>
-#include <algorithm>
-
-#include "llcontrol.h"
-
-#include "llstl.h"
-
-#include "llstring.h"
-#include "v3math.h"
-#include "v3dmath.h"
-#include "v4coloru.h"
-#include "v4color.h"
-#include "v3color.h"
-#include "llquaternion.h"
-#include "llrect.h"
-#include "llxmltree.h"
-#include "llsdserialize.h"
-#include "llfile.h"
-#include "lltimer.h"
-#include "lldir.h"
-
-#if LL_RELEASE_WITH_DEBUG_INFO || LL_DEBUG
-#define CONTROL_ERRS LL_ERRS("ControlErrors")
-#else
-#define CONTROL_ERRS LL_WARNS("ControlErrors")
-#endif
-
-
-template <> eControlType get_control_type<U32>();
-template <> eControlType get_control_type<S32>();
-template <> eControlType get_control_type<F32>();
-template <> eControlType get_control_type<bool>();
-template <> eControlType get_control_type<std::string>();
-
-template <> eControlType get_control_type<LLVector3>();
-template <> eControlType get_control_type<LLVector3d>();
-template <> eControlType get_control_type<LLRect>();
-template <> eControlType get_control_type<LLColor4>();
-template <> eControlType get_control_type<LLColor3>();
-template <> eControlType get_control_type<LLColor4U>();
-template <> eControlType get_control_type<LLSD>();
-
-template <> LLSD convert_to_llsd<U32>(const U32& in);
-template <> LLSD convert_to_llsd<LLVector3>(const LLVector3& in);
-template <> LLSD convert_to_llsd<LLVector3d>(const LLVector3d& in);
-template <> LLSD convert_to_llsd<LLRect>(const LLRect& in);
-template <> LLSD convert_to_llsd<LLColor4>(const LLColor4& in);
-template <> LLSD convert_to_llsd<LLColor3>(const LLColor3& in);
-template <> LLSD convert_to_llsd<LLColor4U>(const LLColor4U& in);
-
-template <> bool convert_from_llsd<bool>(const LLSD& sd, eControlType type, std::string_view control_name);
-template <> S32 convert_from_llsd<S32>(const LLSD& sd, eControlType type, std::string_view control_name);
-template <> U32 convert_from_llsd<U32>(const LLSD& sd, eControlType type, std::string_view control_name);
-template <> F32 convert_from_llsd<F32>(const LLSD& sd, eControlType type, std::string_view control_name);
-template <> std::string convert_from_llsd<std::string>(const LLSD& sd, eControlType type, std::string_view control_name);
-template <> LLWString convert_from_llsd<LLWString>(const LLSD& sd, eControlType type, std::string_view control_name);
-template <> LLVector3 convert_from_llsd<LLVector3>(const LLSD& sd, eControlType type, std::string_view control_name);
-template <> LLVector3d convert_from_llsd<LLVector3d>(const LLSD& sd, eControlType type, std::string_view control_name);
-template <> LLRect convert_from_llsd<LLRect>(const LLSD& sd, eControlType type, std::string_view control_name);
-template <> LLColor4 convert_from_llsd<LLColor4>(const LLSD& sd, eControlType type, std::string_view control_name);
-template <> LLColor4U convert_from_llsd<LLColor4U>(const LLSD& sd, eControlType type, std::string_view control_name);
-template <> LLColor3 convert_from_llsd<LLColor3>(const LLSD& sd, eControlType type, std::string_view control_name);
-template <> LLSD convert_from_llsd<LLSD>(const LLSD& sd, eControlType type, std::string_view control_name);
-
-//this defines the current version of the settings file
-const S32 CURRENT_VERSION = 101;
-
-// If you define the environment variable LL_SETTINGS_PROFILE to any value this will activate
-// the gSavedSettings profiling code.  This code tracks the calls to get a saved (debug) setting.
-// When the viewer exits the results are written to the log directory to the file specified
-// by SETTINGS_PROFILE below.  Only settings with an average access rate >= 2/second are output.
-typedef std::pair<std::string, U32> settings_pair_t;
-typedef std::vector<settings_pair_t> settings_vec_t;
-LLSD getCount;
-settings_vec_t getCount_v;
-F64 start_time = 0;
-std::string SETTINGS_PROFILE = "settings_profile.log";
-
-bool LLControlVariable::llsd_compare(const LLSD& a, const LLSD & b)
-{
-    bool result = false;
-    switch (mType)
-    {
-    case TYPE_U32:
-    case TYPE_S32:
-        result = a.asInteger() == b.asInteger();
-        break;
-    case TYPE_BOOLEAN:
-        result = a.asBoolean() == b.asBoolean();
-        break;
-    case TYPE_F32:
-        result = a.asReal() == b.asReal();
-        break;
-    case TYPE_VEC3:
-    case TYPE_VEC3D:
-        result = LLVector3d(a) == LLVector3d(b);
-        break;
-    case TYPE_QUAT:
-        result = LLQuaternion(a) == LLQuaternion(b);
-        break;
-    case TYPE_RECT:
-        result = LLRect(a) == LLRect(b);
-        break;
-    case TYPE_COL4:
-        result = LLColor4(a) == LLColor4(b);
-        break;
-    case TYPE_COL3:
-        result = LLColor3(a) == LLColor3(b);
-        break;
-    case TYPE_STRING:
-        result = a.asString() == b.asString();
-        break;
-    default:
-        break;
-    }
-
-    return result;
-}
-
-LLControlVariable::LLControlVariable(const std::string& name, eControlType type,
-                             LLSD initial, const std::string& comment,
-                             ePersist persist, bool hidefromsettingseditor)
-    : mName(name),
-      mComment(comment),
-      mType(type),
-      mPersist(persist),
-      mHideFromSettingsEditor(hidefromsettingseditor)
-{
-    if ((persist != PERSIST_NO) && mComment.empty())
-    {
-        LL_ERRS() << "Must supply a comment for control " << mName << LL_ENDL;
-    }
-    //Push back versus setValue'ing here, since we don't want to call a signal yet
-    mValues.push_back(initial);
-}
-
-
-
-LLControlVariable::~LLControlVariable()
-{
-}
-
-LLSD LLControlVariable::getComparableValue(const LLSD& value)
-{
-    // *FIX:MEP - The following is needed to make the LLSD::ImplString
-    // work with boolean controls...
-    LLSD storable_value;
-    if(TYPE_BOOLEAN == type() && value.isString())
-    {
-        bool temp;
-        if(LLStringUtil::convertToBOOL(value.asString(), temp))
-        {
-            storable_value = temp;
-        }
-        else
-        {
-            storable_value = false;
-        }
-    }
-    else if (TYPE_LLSD == type() && value.isString())
-    {
-        LLPointer<LLSDNotationParser> parser = new LLSDNotationParser;
-        LLSD result;
-        std::stringstream value_stream(value.asString());
-        if (parser->parse(value_stream, result, LLSDSerialize::SIZE_UNLIMITED) != LLSDParser::PARSE_FAILURE)
-        {
-            storable_value = result;
-        }
-        else
-        {
-            storable_value = value;
-        }
-    }
-    else
-    {
-        storable_value = value;
-    }
-
-    return storable_value;
-}
-
-void LLControlVariable::setValue(const LLSD& new_value, bool saved_value)
-{
-    if (!mValidateSignal(this, new_value))
-    {
-        // can not set new value, exit
-        return;
-    }
-
-    LLSD storable_value = getComparableValue(new_value);
-    LLSD original_value = getValue();
-    bool value_changed = !llsd_compare(original_value, storable_value);
-    if(saved_value)
-    {
-        // If we're going to save this value, return to default but don't fire
-        resetToDefault(false);
-        if (!llsd_compare(mValues.back(), storable_value))
-        {
-            mValues.push_back(storable_value);
-        }
-    }
-    else
-    {
-        // This is an unsaved value. Its needs to reside at
-        // mValues[2] (or greater). It must not affect
-        // the result of getSaveValue()
-        if (!llsd_compare(mValues.back(), storable_value))
-        {
-            while(mValues.size() > 2)
-            {
-                // Remove any unsaved values.
-                mValues.pop_back();
-            }
-
-            if(mValues.size() < 2)
-            {
-                // Add the default to the 'save' value.
-                mValues.push_back(mValues[0]);
-            }
-
-            // Add the 'un-save' value.
-            mValues.push_back(storable_value);
-        }
-    }
-
-    if(value_changed)
-    {
-        firePropertyChanged(original_value);
-    }
-}
-
-void LLControlVariable::setDefaultValue(const LLSD& value)
-{
-    // Set the control variables value and make it
-    // the default value. If the active value is changed,
-    // send the signal.
-    // *NOTE: Default values are not saved, only read.
-
-    LLSD comparable_value = getComparableValue(value);
-    LLSD original_value = getValue();
-    bool value_changed = !llsd_compare(original_value, comparable_value);
-    resetToDefault(false);
-    mValues[0] = comparable_value;
-    if (value_changed)
-    {
-        firePropertyChanged(original_value);
-    }
-}
-
-void LLControlVariable::setPersist(ePersist state)
-{
-    mPersist = state;
-}
-
-void LLControlVariable::setHiddenFromSettingsEditor(bool hide)
-{
-    mHideFromSettingsEditor = hide;
-}
-
-void LLControlVariable::setComment(const std::string& comment)
-{
-    mComment = comment;
-}
-
-void LLControlVariable::resetToDefault(bool fire_signal)
-{
-    //The first setting is always the default
-    //Pop to it and fire off the listener
-    LLSD originalValue = mValues.back();
-
-    while(mValues.size() > 1)
-    {
-        mValues.pop_back();
-    }
-
-    if(fire_signal)
-    {
-        firePropertyChanged(originalValue);
-    }
-}
-
-bool LLControlVariable::shouldSave(bool nondefault_only)
-{
-    // This method is used to decide whether we should save a given
-    // variable. Two of the three values of mPersist are easy.
-    if (mPersist == PERSIST_NO)
-        return false;
-
-    if (mPersist == PERSIST_ALWAYS)
-        return true;
-
-    // PERSIST_NONDFT
-    // If caller doesn't need us to filter, just save.
-    if (! nondefault_only)
-        return true;
-
-    // PERSIST_NONDFT: caller only wants us to save this variable if its value
-    // differs from default.
-    if (isDefault())                // never been altered
-        return false;
-
-    // We've set at least one other value: compare it to default. Save only if
-    // they differ.
-    return ! llsd_compare(getSaveValue(), getDefault());
-}
-
-LLSD LLControlVariable::getSaveValue() const
-{
-    //The first level of the stack is default
-    //We assume that the second level is user preferences that should be saved
-    if(mValues.size() > 1) return mValues[1];
-    return mValues[0];
-}
-
-LLPointer<LLControlVariable> LLControlGroup::getControl(std::string_view name)
-{
-    if (mSettingsProfile)
-    {
-        incrCount(name);
-    }
-
-    ctrl_name_table_t::iterator iter = mNameTable.find(name.data());
-    return iter == mNameTable.end() ? LLPointer<LLControlVariable>() : iter->second;
-}
-
-
-////////////////////////////////////////////////////////////////////////////
-
-// Must match the type definition in llcontrol.h
-const std::string LLControlGroup::mTypeString[TYPE_COUNT] = { "U32"
-                                                             ,"S32"
-                                                             ,"F32"
-                                                             ,"Boolean"
-                                                             ,"String"
-                                                             ,"Vector3"
-                                                             ,"Vector3D"
-                                                             ,"Quaternion"
-                                                             ,"Rect"
-                                                             ,"Color4"
-                                                             ,"Color3"
-                                                             ,"LLSD"
-                                                             };
-
-LLControlGroup::LLControlGroup(const std::string& name)
-:   LLInstanceTracker<LLControlGroup, std::string>(name),
-    mSettingsProfile(false)
-{
-
-    if (NULL != getenv("LL_SETTINGS_PROFILE"))
-    {
-        mSettingsProfile = true;
-    }
-}
-
-LLControlGroup::~LLControlGroup()
-{
-    cleanup();
-}
-
-static bool compareRoutine(settings_pair_t lhs, settings_pair_t rhs)
-{
-    return lhs.second > rhs.second;
-};
-
-void LLControlGroup::cleanup()
-{
-    if(mSettingsProfile && getCount.size() != 0)
-    {
-        std::string file = gDirUtilp->getExpandedFilename(LL_PATH_LOGS, SETTINGS_PROFILE);
-        LLFILE* out = LLFile::fopen(file, "w"); /* Flawfinder: ignore */
-        if(!out)
-        {
-            LL_WARNS("SettingsProfile") << "Error opening " << SETTINGS_PROFILE << LL_ENDL;
-        }
-        else
-        {
-            F64 end_time = LLTimer::getTotalSeconds();
-            U32 total_seconds = (U32)(end_time - start_time);
-
-            std::string msg = llformat("Runtime (seconds): %d\n\n No. accesses   Avg. accesses/sec  Name\n", total_seconds);
-            std::ostringstream data_msg;
-
-            data_msg << msg;
-            size_t data_size = data_msg.str().size();
-            if (fwrite(data_msg.str().c_str(), 1, data_size, out) != data_size)
-            {
-                LL_WARNS("SettingsProfile") << "Failed to write settings profile header" << LL_ENDL;
-            }
-
-            for (LLSD::map_const_iterator iter = getCount.beginMap(); iter != getCount.endMap(); ++iter)
-            {
-                getCount_v.push_back(settings_pair_t(iter->first, iter->second.asInteger()));
-            }
-            sort(getCount_v.begin(), getCount_v.end(), compareRoutine);
-
-            for (settings_vec_t::iterator iter = getCount_v.begin(); iter != getCount_v.end(); ++iter)
-            {
-                U32 access_rate = 0;
-                if (total_seconds != 0)
-                {
-                    access_rate = iter->second / total_seconds;
-                }
-                if (access_rate >= 2)
-                {
-                    std::ostringstream data_msg;
-                    msg = llformat("%13d        %7d       %s", iter->second, access_rate, iter->first.c_str());
-                    data_msg << msg << "\n";
-                    size_t data_size = data_msg.str().size();
-                    if (fwrite(data_msg.str().c_str(), 1, data_size, out) != data_size)
-                    {
-                        LL_WARNS("SettingsProfile") << "Failed to write settings profile" << LL_ENDL;
-                    }
-                }
-            }
-            getCount = LLSD::emptyMap();
-            fclose(out);
-        }
-    }
-
-    mNameTable.clear();
-}
-
-eControlType LLControlGroup::typeStringToEnum(const std::string& typestr)
-{
-    for(int i = 0; i < (int)TYPE_COUNT; ++i)
-    {
-        if(mTypeString[i] == typestr) return (eControlType)i;
-    }
-    return (eControlType)-1;
-}
-
-std::string LLControlGroup::typeEnumToString(eControlType typeenum)
-{
-    return mTypeString[typeenum];
-}
-
-LLControlVariable* LLControlGroup::declareControl(const std::string& name, eControlType type, const LLSD initial_val, const std::string& comment, LLControlVariable::ePersist persist, bool hidefromsettingseditor)
-{
-    LLControlVariable* existing_control = getControl(name);
-    if (existing_control)
-    {
-        if ((persist != LLControlVariable::PERSIST_NO) && existing_control->isType(type))
-        {
-            if (!existing_control->llsd_compare(existing_control->getDefault(), initial_val))
-            {
-                // Sometimes we need to declare a control *after* it has been loaded from a settings file.
-                LLSD cur_value = existing_control->getValue(); // get the current value
-                existing_control->setDefaultValue(initial_val); // set the default to the declared value
-                existing_control->setValue(cur_value); // now set to the loaded value
-            }
-        }
-        else
-        {
-            LL_WARNS("Settings") << "Control named " << name << " already exists, ignoring new declaration." << LL_ENDL;
-        }
-        return existing_control;
-    }
-
-    // if not, create the control and add it to the name table
-    LLControlVariable* control = new LLControlVariable(name, type, initial_val, comment, persist, hidefromsettingseditor);
-    mNameTable[name] = control;
-    return control;
-}
-
-LLControlVariable* LLControlGroup::declareU32(const std::string& name, const U32 initial_val, const std::string& comment, LLControlVariable::ePersist persist)
-{
-    return declareControl(name, TYPE_U32, (LLSD::Integer) initial_val, comment, persist);
-}
-
-LLControlVariable* LLControlGroup::declareS32(const std::string& name, const S32 initial_val, const std::string& comment, LLControlVariable::ePersist persist)
-{
-    return declareControl(name, TYPE_S32, initial_val, comment, persist);
-}
-
-LLControlVariable* LLControlGroup::declareF32(const std::string& name, const F32 initial_val, const std::string& comment, LLControlVariable::ePersist persist)
-{
-    return declareControl(name, TYPE_F32, initial_val, comment, persist);
-}
-
-LLControlVariable* LLControlGroup::declareBOOL(const std::string& name, const bool initial_val, const std::string& comment, LLControlVariable::ePersist persist)
-{
-    return declareControl(name, TYPE_BOOLEAN, initial_val, comment, persist);
-}
-
-LLControlVariable* LLControlGroup::declareString(const std::string& name, const std::string& initial_val, const std::string& comment, LLControlVariable::ePersist persist)
-{
-    return declareControl(name, TYPE_STRING, initial_val, comment, persist);
-}
-
-LLControlVariable* LLControlGroup::declareVec3(const std::string& name, const LLVector3 &initial_val, const std::string& comment, LLControlVariable::ePersist persist)
-{
-    return declareControl(name, TYPE_VEC3, initial_val.getValue(), comment, persist);
-}
-
-LLControlVariable* LLControlGroup::declareVec3d(const std::string& name, const LLVector3d &initial_val, const std::string& comment, LLControlVariable::ePersist persist)
-{
-    return declareControl(name, TYPE_VEC3D, initial_val.getValue(), comment, persist);
-}
-
-LLControlVariable* LLControlGroup::declareQuat(const std::string& name, const LLQuaternion &initial_val, const std::string& comment, LLControlVariable::ePersist persist)
-{
-    return declareControl(name, TYPE_QUAT, initial_val.getValue(), comment, persist);
-}
-
-LLControlVariable* LLControlGroup::declareRect(const std::string& name, const LLRect &initial_val, const std::string& comment, LLControlVariable::ePersist persist)
-{
-    return declareControl(name, TYPE_RECT, initial_val.getValue(), comment, persist);
-}
-
-LLControlVariable* LLControlGroup::declareColor4(const std::string& name, const LLColor4 &initial_val, const std::string& comment, LLControlVariable::ePersist persist )
-{
-    return declareControl(name, TYPE_COL4, initial_val.getValue(), comment, persist);
-}
-
-LLControlVariable* LLControlGroup::declareColor3(const std::string& name, const LLColor3 &initial_val, const std::string& comment, LLControlVariable::ePersist persist )
-{
-    return declareControl(name, TYPE_COL3, initial_val.getValue(), comment, persist);
-}
-
-LLControlVariable* LLControlGroup::declareLLSD(const std::string& name, const LLSD &initial_val, const std::string& comment, LLControlVariable::ePersist persist )
-{
-    return declareControl(name, TYPE_LLSD, initial_val, comment, persist);
-}
-
-void LLControlGroup::incrCount(std::string_view name)
-{
-    if (0.0 == start_time)
-    {
-        start_time = LLTimer::getTotalSeconds();
-    }
-    getCount[name.data()] = getCount[name.data()].asInteger() + 1;
-}
-
-bool LLControlGroup::getBOOL(std::string_view name)
-{
-    return get<bool>(name);
-}
-
-S32 LLControlGroup::getS32(std::string_view name)
-{
-    return get<S32>(name);
-}
-
-U32 LLControlGroup::getU32(std::string_view name)
-{
-    return get<U32>(name);
-}
-
-F32 LLControlGroup::getF32(std::string_view name)
-{
-    return get<F32>(name);
-}
-
-std::string LLControlGroup::getString(std::string_view name)
-{
-    return get<std::string>(name);
-}
-
-LLWString LLControlGroup::getWString(std::string_view name)
-{
-    return get<LLWString>(name);
-}
-
-std::string LLControlGroup::getText(std::string_view name)
-{
-    std::string utf8_string = getString(name);
-    LLStringUtil::replaceChar(utf8_string, '^', '\n');
-    LLStringUtil::replaceChar(utf8_string, '%', ' ');
-    return (utf8_string);
-}
-
-LLVector3 LLControlGroup::getVector3(std::string_view name)
-{
-    return get<LLVector3>(name);
-}
-
-LLVector3d LLControlGroup::getVector3d(std::string_view name)
-{
-    return get<LLVector3d>(name);
-}
-
-LLQuaternion LLControlGroup::getQuaternion(std::string_view name)
-{
-    return get<LLQuaternion>(name);
-}
-
-LLRect LLControlGroup::getRect(std::string_view name)
-{
-    return get<LLRect>(name);
-}
-
-
-LLColor4 LLControlGroup::getColor(std::string_view name)
-{
-    return get<LLColor4>(name);
-}
-
-LLColor4 LLControlGroup::getColor4(std::string_view name)
-{
-    return get<LLColor4>(name);
-}
-
-LLColor3 LLControlGroup::getColor3(std::string_view name)
-{
-    return get<LLColor3>(name);
-}
-
-LLSD LLControlGroup::getLLSD(std::string_view name)
-{
-    return get<LLSD>(name);
-}
-
-LLSD LLControlGroup::asLLSD(bool diffs_only)
-{
-    // Dump all stored values as LLSD
-    LLSD result = LLSD::emptyArray();
-    for (ctrl_name_table_t::iterator iter = mNameTable.begin();
-         iter != mNameTable.end(); iter++)
-    {
-        LLControlVariable *control = iter->second;
-        if (!control || control->isType(TYPE_STRING) || (diffs_only && control->isDefault()))
-        {
-            continue;
-        }
-        const std::string& name = iter->first;
-        result[name] = getLLSD(name);
-    }
-    return result;
-}
-
-bool LLControlGroup::controlExists(const std::string& name)
-{
-    ctrl_name_table_t::iterator iter = mNameTable.find(name);
-    return iter != mNameTable.end();
-}
-
-
-//-------------------------------------------------------------------
-// Set functions
-//-------------------------------------------------------------------
-
-void LLControlGroup::setBOOL(std::string_view name, bool val)
-{
-    set<bool>(name, val);
-}
-
-
-void LLControlGroup::setS32(std::string_view name, S32 val)
-{
-    set(name, val);
-}
-
-
-void LLControlGroup::setF32(std::string_view name, F32 val)
-{
-    set(name, val);
-}
-
-
-void LLControlGroup::setU32(std::string_view name, U32 val)
-{
-    set(name, val);
-}
-
-
-void LLControlGroup::setString(std::string_view name, const std::string &val)
-{
-    set(name, val);
-}
-
-
-void LLControlGroup::setVector3(std::string_view name, const LLVector3 &val)
-{
-    set(name, val);
-}
-
-void LLControlGroup::setVector3d(std::string_view name, const LLVector3d &val)
-{
-    set(name, val);
-}
-
-void LLControlGroup::setQuaternion(std::string_view name, const LLQuaternion &val)
-{
-    set(name, val);
-}
-
-void LLControlGroup::setRect(std::string_view name, const LLRect &val)
-{
-    set(name, val);
-}
-
-void LLControlGroup::setColor4(std::string_view name, const LLColor4 &val)
-{
-    set(name, val);
-}
-
-void LLControlGroup::setLLSD(std::string_view name, const LLSD& val)
-{
-    set(name, val);
-}
-
-void LLControlGroup::setUntypedValue(std::string_view name, const LLSD& val)
-{
-    if (name.empty())
-    {
-        return;
-    }
-
-    LLControlVariable* control = getControl(name);
-
-    if (control)
-    {
-        control->setValue(val);
-    }
-    else
-    {
-        CONTROL_ERRS << "Invalid control " << name << LL_ENDL;
-    }
-}
-
-
-//---------------------------------------------------------------
-// Load and save
-//---------------------------------------------------------------
-
-// Returns number of controls loaded, so 0 if failure
-U32 LLControlGroup::loadFromFileLegacy(const std::string& filename, bool require_declaration, eControlType declare_as)
-{
-    std::string name;
-
-    LLXmlTree xml_controls;
-
-    if (!xml_controls.parseFile(filename))
-    {
-        LL_WARNS("Settings") << "Unable to open control file " << filename << LL_ENDL;
-        return 0;
-    }
-
-    LLXmlTreeNode* rootp = xml_controls.getRoot();
-    if (!rootp || !rootp->hasAttribute("version"))
-    {
-        LL_WARNS("Settings") << "No valid settings header found in control file " << filename << LL_ENDL;
-        return 0;
-    }
-
-    U32     validitems = 0;
-    S32 version;
-
-    rootp->getAttributeS32("version", version);
-
-    // Check file version
-    if (version != CURRENT_VERSION)
-    {
-        LL_INFOS("Settings") << filename << " does not appear to be a version " << CURRENT_VERSION << " controls file" << LL_ENDL;
-        return 0;
-    }
-
-    LLXmlTreeNode* child_nodep = rootp->getFirstChild();
-    while(child_nodep)
-    {
-        name = child_nodep->getName();
-
-        bool declared = controlExists(name);
-
-        if (require_declaration && !declared)
-        {
-            // Declaration required, but this name not declared.
-            // Complain about non-empty names.
-            if (!name.empty())
-            {
-                //read in to end of line
-                LL_WARNS("Settings") << "LLControlGroup::loadFromFile() : Trying to set \"" << name << "\", setting doesn't exist." << LL_ENDL;
-            }
-            child_nodep = rootp->getNextChild();
-            continue;
-        }
-
-        // Got an item.  Load it up.
-        // If not declared, assume it's a string
-        if (!declared)
-        {
-            switch(declare_as)
-            {
-            case TYPE_COL4:
-                declareColor4(name, LLColor4::white, LLStringUtil::null, LLControlVariable::PERSIST_NO);
-                break;
-            case TYPE_STRING:
-            default:
-                declareString(name, LLStringUtil::null, LLStringUtil::null, LLControlVariable::PERSIST_NO);
-                break;
-            }
-        }
-
-        // Control name has been declared in code.
-        LLControlVariable *control = getControl(name);
-
-        llassert(control);
-
-        switch(control->mType)
-        {
-        case TYPE_F32:
-            {
-                F32 initial = 0.f;
-
-                child_nodep->getAttributeF32("value", initial);
-
-                control->set(initial);
-                validitems++;
-            }
-            break;
-        case TYPE_S32:
-            {
-                S32 initial = 0;
-
-                child_nodep->getAttributeS32("value", initial);
-
-                control->set(initial);
-                validitems++;
-            }
-            break;
-        case TYPE_U32:
-            {
-                U32 initial = 0;
-                child_nodep->getAttributeU32("value", initial);
-                control->set((LLSD::Integer) initial);
-                validitems++;
-            }
-            break;
-        case TYPE_BOOLEAN:
-            {
-                bool initial = false;
-
-                child_nodep->getAttributeBOOL("value", initial);
-                control->set(initial);
-
-                validitems++;
-            }
-            break;
-        case TYPE_STRING:
-            {
-                std::string string;
-                child_nodep->getAttributeString("value", string);
-                control->set(string);
-                validitems++;
-            }
-            break;
-        case TYPE_VEC3:
-            {
-                LLVector3 vector;
-
-                child_nodep->getAttributeVector3("value", vector);
-                control->set(vector.getValue());
-                validitems++;
-            }
-            break;
-        case TYPE_VEC3D:
-            {
-                LLVector3d vector;
-
-                child_nodep->getAttributeVector3d("value", vector);
-
-                control->set(vector.getValue());
-                validitems++;
-            }
-            break;
-        case TYPE_QUAT:
-            {
-                LLQuaternion quat;
-
-                child_nodep->getAttributeQuat("value", quat);
-
-                control->set(quat.getValue());
-                validitems++;
-            }
-            break;
-        case TYPE_RECT:
-            {
-                //RN: hack to support reading rectangles from a string
-                std::string rect_string;
-
-                child_nodep->getAttributeString("value", rect_string);
-                std::istringstream istream(rect_string);
-                S32 left, bottom, width, height;
-
-                istream >> left >> bottom >> width >> height;
-
-                LLRect rect;
-                rect.setOriginAndSize(left, bottom, width, height);
-
-                control->set(rect.getValue());
-                validitems++;
-            }
-            break;
-        case TYPE_COL4:
-            {
-                LLColor4 color;
-
-                child_nodep->getAttributeColor4("value", color);
-                control->set(color.getValue());
-                validitems++;
-            }
-            break;
-        case TYPE_COL3:
-            {
-                LLVector3 color;
-
-                child_nodep->getAttributeVector3("value", color);
-                control->set(LLColor3(color.mV).getValue());
-                validitems++;
-            }
-            break;
-
-        default:
-          break;
-
-        }
-
-        child_nodep = rootp->getNextChild();
-    }
-
-    return validitems;
-}
-
-U32 LLControlGroup::saveToFile(const std::string& filename, bool nondefault_only)
-{
-    LLSD settings;
-    int num_saved = 0;
-    for (ctrl_name_table_t::iterator iter = mNameTable.begin();
-         iter != mNameTable.end(); iter++)
-    {
-        LLControlVariable* control = iter->second;
-        if (!control)
-        {
-            LL_WARNS("Settings") << "Tried to save invalid control: " << iter->first << LL_ENDL;
-        }
-        else if( control->shouldSave(nondefault_only) )
-        {
-            settings[iter->first]["Type"] = typeEnumToString(control->type());
-            settings[iter->first]["Comment"] = control->getComment();
-            settings[iter->first]["Value"] = control->getSaveValue();
-            ++num_saved;
-        }
-    }
-    llofstream file;
-    file.open(filename.c_str());
-    if (file.is_open())
-    {
-        LLSDSerialize::toPrettyXML(settings, file);
-        file.close();
-        LL_INFOS("Settings") << "Saved to " << filename << LL_ENDL;
-    }
-    else
-    {
-        // This is a warning because sometime we want to use settings files which can't be written...
-        LL_WARNS("Settings") << "Unable to open settings file: " << filename << LL_ENDL;
-        return 0;
-    }
-    return num_saved;
-}
-
-U32 LLControlGroup::loadFromFile(const std::string& filename, bool set_default_values, bool save_values)
-{
-    LLSD settings;
-    llifstream infile;
-    infile.open(filename.c_str());
-    if(!infile.is_open())
-    {
-        LL_WARNS("Settings") << "Cannot find file " << filename << " to load." << LL_ENDL;
-        return 0;
-    }
-
-    if (LLSDParser::PARSE_FAILURE == LLSDSerialize::fromXML(settings, infile))
-    {
-        infile.close();
-        LL_WARNS("Settings") << "Unable to parse LLSD control file " << filename << ". Trying Legacy Method." << LL_ENDL;
-        return loadFromFileLegacy(filename, true, TYPE_STRING);
-    }
-
-    U32 validitems = 0;
-    bool hidefromsettingseditor = false;
-
-    for(LLSD::map_const_iterator itr = settings.beginMap(); itr != settings.endMap(); ++itr)
-    {
-        LLControlVariable::ePersist persist = LLControlVariable::PERSIST_NONDFT;
-        std::string const & name = itr->first;
-        LLSD const & control_map = itr->second;
-
-        if(control_map.has("Persist"))
-        {
-            persist = control_map["Persist"].asInteger()?
-                      LLControlVariable::PERSIST_NONDFT : LLControlVariable::PERSIST_NO;
-        }
-
-        // Sometimes we want to use the settings system to provide cheap persistence, but we
-        // don't want the settings themselves to be easily manipulated in the UI because
-        // doing so can cause support problems. So we have this option:
-        if(control_map.has("HideFromEditor"))
-        {
-            hidefromsettingseditor = control_map["HideFromEditor"].asInteger();
-        }
-        else
-        {
-            hidefromsettingseditor = false;
-        }
-
-        // If the control exists just set the value from the input file.
-        LLControlVariable* existing_control = getControl(name);
-        if(existing_control)
-        {
-            // set_default_values is true when we're loading the initial,
-            // immutable files from app_settings, e.g. settings.xml.
-            if(set_default_values)
-            {
-                // Override all previously set properties of this control.
-                // ... except for type. The types must match.
-                eControlType new_type = typeStringToEnum(control_map["Type"].asString());
-                if(existing_control->isType(new_type))
-                {
-                    existing_control->setDefaultValue(control_map["Value"]);
-                    existing_control->setPersist(persist);
-                    existing_control->setHiddenFromSettingsEditor(hidefromsettingseditor);
-                    existing_control->setComment(control_map["Comment"].asString());
-                }
-                else
-                {
-                    LL_ERRS() << "Mismatched type of control variable '"
-                           << name << "' found while loading '"
-                           << filename << "'." << LL_ENDL;
-                }
-            }
-            else if(existing_control->isPersisted())
-            {
-                // save_values is specifically false for (e.g.)
-                // SessionSettingsFile and UserSessionSettingsFile -- in other
-                // words, for a file that's supposed to be transient.
-                existing_control->setValue(control_map["Value"], save_values);
-            }
-            // *NOTE: If not persisted and not setting defaults,
-            // the value should not get loaded.
-        }
-        else
-        {
-            // We've never seen this control before. Either we're loading up
-            // the initial set of default settings files (set_default_values)
-            // -- or we're loading user settings last saved by a viewer that
-            // supports a superset of the variables we know.
-            // CHOP-962: if we're loading an unrecognized user setting, make
-            // sure we save it later. If you try an experimental viewer, tweak
-            // a new setting, briefly revert to an old viewer, then return to
-            // the new one, we don't want the old viewer to discard the
-            // setting you changed.
-            if (! set_default_values)
-            {
-                // Using PERSIST_ALWAYS insists that saveToFile() (which calls
-                // LLControlVariable::shouldSave()) must save this control
-                // variable regardless of its value. We can safely set this
-                // LLControlVariable persistent because the 'persistent' flag
-                // is not itself persisted!
-                persist = LLControlVariable::PERSIST_ALWAYS;
-                // We want to mention unrecognized user settings variables
-                // (e.g. from a newer version of the viewer) in the log. But
-                // we also arrive here for Boolean variables generated by
-                // the notifications subsystem when the user checks "Don't
-                // show me this again." These aren't declared in settings.xml;
-                // they're actually named for the notification they suppress.
-                // We don't want to mention those. Apologies, this is a bit of
-                // a hack: we happen to know that user settings go into an
-                // LLControlGroup whose name is "Global".
-                if (getKey() == "Global")
-                {
-                    LL_INFOS("LLControlGroup") << "preserving unrecognized " << getKey()
-                                               << " settings variable " << name << LL_ENDL;
-                }
-            }
-
-            declareControl(name,
-                           typeStringToEnum(control_map["Type"].asString()),
-                           control_map["Value"],
-                           control_map["Comment"].asString(),
-                           persist,
-                           hidefromsettingseditor
-                           );
-        }
-
-        ++validitems;
-    }
-
-    LL_DEBUGS("Settings") << "Loaded " << validitems << " settings from " << filename << LL_ENDL;
-    return validitems;
-}
-
-void LLControlGroup::resetToDefaults()
-{
-    ctrl_name_table_t::iterator control_iter;
-    for (control_iter = mNameTable.begin();
-        control_iter != mNameTable.end();
-        ++control_iter)
-    {
-        LLControlVariable* control = (*control_iter).second;
-        control->resetToDefault();
-    }
-}
-
-void LLControlGroup::applyToAll(ApplyFunctor* func)
-{
-    for (ctrl_name_table_t::iterator iter = mNameTable.begin();
-         iter != mNameTable.end(); iter++)
-    {
-        func->apply(iter->first, iter->second);
-    }
-}
-
-//============================================================================
-
-#ifdef TEST_HARNESS
-void main()
-{
-    F32_CONTROL foo, getfoo;
-
-    S32_CONTROL bar, getbar;
-
-    BOOL_CONTROL baz;
-
-    U32 count = gGlobals.loadFromFile("controls.ini");
-    LL_INFOS("Settings") << "Loaded " << count << " controls" << LL_ENDL;
-
-    // test insertion
-    foo = new LLControlVariable<F32>("gFoo", 5.f, 1.f, 20.f);
-    gGlobals.addEntry("gFoo", foo);
-
-    bar = new LLControlVariable<S32>("gBar", 10, 2, 22);
-    gGlobals.addEntry("gBar", bar);
-
-    baz = new LLControlVariable<bool>("gBaz", false);
-    gGlobals.addEntry("gBaz", baz);
-
-    // test retrieval
-    getfoo = (LLControlVariable<F32>*) gGlobals.resolveName("gFoo");
-    getfoo->dump();
-
-    getbar = (S32_CONTROL) gGlobals.resolveName("gBar");
-    getbar->dump();
-
-    // change data
-    getfoo->set(10.f);
-    getfoo->dump();
-
-    // Failure modes
-
-    // ...min > max
-    // badfoo = new LLControlVariable<F32>("gFoo2", 100.f, 20.f, 5.f);
-
-    // ...initial > max
-    // badbar = new LLControlVariable<S32>("gBar2", 10, 20, 100000);
-
-    // ...misspelled name
-    // getfoo = (F32_CONTROL) gGlobals.resolveName("fooMisspelled");
-    // getfoo->dump();
-
-    // ...invalid data type
-    getfoo = (F32_CONTROL) gGlobals.resolveName("gFoo");
-    getfoo->set(true);
-    getfoo->dump();
-
-    // ...out of range data
-    // getfoo->set(100000000.f);
-    // getfoo->dump();
-
-    // Clean Up
-    delete foo;
-    delete bar;
-    delete baz;
-}
-#endif
-
-
-template <> eControlType get_control_type<U32>()
-{
-    return TYPE_U32;
-}
-
-template <> eControlType get_control_type<S32>()
-{
-    return TYPE_S32;
-}
-
-template <> eControlType get_control_type<F32>()
-{
-    return TYPE_F32;
-}
-
-template <> eControlType get_control_type<bool> ()
-{
-    return TYPE_BOOLEAN;
-}
-
-template <> eControlType get_control_type<std::string>()
-{
-    return TYPE_STRING;
-}
-
-template <> eControlType get_control_type<LLVector3>()
-{
-    return TYPE_VEC3;
-}
-
-template <> eControlType get_control_type<LLVector3d>()
-{
-    return TYPE_VEC3D;
-}
-
-template <> eControlType get_control_type<LLQuaternion>()
-{
-    return TYPE_QUAT;
-}
-
-template <> eControlType get_control_type<LLRect>()
-{
-    return TYPE_RECT;
-}
-
-template <> eControlType get_control_type<LLColor4>()
-{
-    return TYPE_COL4;
-}
-
-template <> eControlType get_control_type<LLColor3>()
-{
-    return TYPE_COL3;
-}
-
-template <> eControlType get_control_type<LLSD>()
-{
-    return TYPE_LLSD;
-}
-
-
-template <> LLSD convert_to_llsd<U32>(const U32& in)
-{
-    return (LLSD::Integer)in;
-}
-
-template <> LLSD convert_to_llsd<LLVector3>(const LLVector3& in)
-{
-    return in.getValue();
-}
-
-template <> LLSD convert_to_llsd<LLVector3d>(const LLVector3d& in)
-{
-    return in.getValue();
-}
-template <> LLSD convert_to_llsd<LLQuaternion>(const LLQuaternion& in)
-{
-    return in.getValue();
-}
-
-template <> LLSD convert_to_llsd<LLRect>(const LLRect& in)
-{
-    return in.getValue();
-}
-
-template <> LLSD convert_to_llsd<LLColor4>(const LLColor4& in)
-{
-    return in.getValue();
-}
-
-template <> LLSD convert_to_llsd<LLColor3>(const LLColor3& in)
-{
-    return in.getValue();
-}
-
-template <> LLSD convert_to_llsd<LLColor4U>(const LLColor4U& in)
-{
-    return in.getValue();
-}
-
-
-template<>
-bool convert_from_llsd<bool>(const LLSD& sd, eControlType type, std::string_view control_name)
-{
-    if (type == TYPE_BOOLEAN)
-        return sd.asBoolean();
-    else
-    {
-        CONTROL_ERRS << "Invalid bool value for " << control_name << ": " << LLControlGroup::typeEnumToString(type) << " " << sd << LL_ENDL;
-        return false;
-    }
-}
-
-template<>
-S32 convert_from_llsd<S32>(const LLSD& sd, eControlType type, std::string_view control_name)
-{
-    if (type == TYPE_S32)
-        return sd.asInteger();
-    else
-    {
-        CONTROL_ERRS << "Invalid S32 value for " << control_name << ": " << LLControlGroup::typeEnumToString(type) << " " << sd << LL_ENDL;
-        return 0;
-    }
-}
-
-template<>
-U32 convert_from_llsd<U32>(const LLSD& sd, eControlType type, std::string_view control_name)
-{
-    if (type == TYPE_U32)
-        return sd.asInteger();
-    else
-    {
-        CONTROL_ERRS << "Invalid U32 value for " << control_name << ": " << LLControlGroup::typeEnumToString(type) << " " << sd << LL_ENDL;
-        return 0;
-    }
-}
-
-template<>
-F32 convert_from_llsd<F32>(const LLSD& sd, eControlType type, std::string_view control_name)
-{
-    if (type == TYPE_F32)
-        return (F32) sd.asReal();
-    else
-    {
-        CONTROL_ERRS << "Invalid F32 value for " << control_name << ": " << LLControlGroup::typeEnumToString(type) << " " << sd << LL_ENDL;
-        return 0.0f;
-    }
-}
-
-template<>
-std::string convert_from_llsd<std::string>(const LLSD& sd, eControlType type, std::string_view control_name)
-{
-    if (type == TYPE_STRING)
-        return sd.asString();
-    else
-    {
-        CONTROL_ERRS << "Invalid string value for " << control_name << ": " << LLControlGroup::typeEnumToString(type) << " " << sd << LL_ENDL;
-        return LLStringUtil::null;
-    }
-}
-
-template<>
-LLWString convert_from_llsd<LLWString>(const LLSD& sd, eControlType type, std::string_view control_name)
-{
-    return utf8str_to_wstring(convert_from_llsd<std::string>(sd, type, control_name));
-}
-
-template<>
-LLVector3 convert_from_llsd<LLVector3>(const LLSD& sd, eControlType type, std::string_view control_name)
-{
-    if (type == TYPE_VEC3)
-        return (LLVector3)sd;
-    else
-    {
-        CONTROL_ERRS << "Invalid LLVector3 value for " << control_name << ": " << LLControlGroup::typeEnumToString(type) << " " << sd << LL_ENDL;
-        return LLVector3::zero;
-    }
-}
-
-template<>
-LLVector3d convert_from_llsd<LLVector3d>(const LLSD& sd, eControlType type, std::string_view control_name)
-{
-    if (type == TYPE_VEC3D)
-        return (LLVector3d)sd;
-    else
-    {
-        CONTROL_ERRS << "Invalid LLVector3d value for " << control_name << ": " << LLControlGroup::typeEnumToString(type) << " " << sd << LL_ENDL;
-        return LLVector3d::zero;
-    }
-}
-
-template<>
-LLQuaternion convert_from_llsd<LLQuaternion>(const LLSD& sd, eControlType type, std::string_view control_name)
-{
-    if (type == TYPE_QUAT)
-        return (LLQuaternion)sd;
-    else
-    {
-        CONTROL_ERRS << "Invalid LLQuaternion value for " << control_name << ": " << LLControlGroup::typeEnumToString(type) << " " << sd << LL_ENDL;
-        return LLQuaternion();
-    }
-}
-
-template<>
-LLRect convert_from_llsd<LLRect>(const LLSD& sd, eControlType type, std::string_view control_name)
-{
-    if (type == TYPE_RECT)
-        return LLRect(sd);
-    else
-    {
-        CONTROL_ERRS << "Invalid rect value for " << control_name << ": " << LLControlGroup::typeEnumToString(type) << " " << sd << LL_ENDL;
-        return LLRect::null;
-    }
-}
-
-
-template<>
-LLColor4 convert_from_llsd<LLColor4>(const LLSD& sd, eControlType type, std::string_view control_name)
-{
-    if (type == TYPE_COL4)
-    {
-        LLColor4 color(sd);
-        if (color.mV[VRED] < 0.f || color.mV[VRED] > 1.f)
-        {
-            LL_WARNS("Settings") << "Color " << control_name << " red value out of range: " << color << LL_ENDL;
-        }
-        else if (color.mV[VGREEN] < 0.f || color.mV[VGREEN] > 1.f)
-        {
-            LL_WARNS("Settings") << "Color " << control_name << " green value out of range: " << color << LL_ENDL;
-        }
-        else if (color.mV[VBLUE] < 0.f || color.mV[VBLUE] > 1.f)
-        {
-            LL_WARNS("Settings") << "Color " << control_name << " blue value out of range: " << color << LL_ENDL;
-        }
-        else if (color.mV[VALPHA] < 0.f || color.mV[VALPHA] > 1.f)
-        {
-            LL_WARNS("Settings") << "Color " << control_name << " alpha value out of range: " << color << LL_ENDL;
-        }
-
-        return LLColor4(sd);
-    }
-    else
-    {
-        CONTROL_ERRS << "Control " << control_name << " not a color" << LL_ENDL;
-        return LLColor4::white;
-    }
-}
-
-template<>
-LLColor3 convert_from_llsd<LLColor3>(const LLSD& sd, eControlType type, std::string_view control_name)
-{
-    if (type == TYPE_COL3)
-        return sd;
-    else
-    {
-        CONTROL_ERRS << "Invalid LLColor3 value for " << control_name << ": " << LLControlGroup::typeEnumToString(type) << " " << sd << LL_ENDL;
-        return LLColor3::white;
-    }
-}
-
-template<>
-LLSD convert_from_llsd<LLSD>(const LLSD& sd, eControlType type, std::string_view control_name)
-{
-    return sd;
-}
-
-
-#if TEST_CACHED_CONTROL
-
-#define DECL_LLCC(T, V) static LLCachedControl<T> mySetting_##T("TestCachedControl"#T, V)
-DECL_LLCC(U32, (U32)666);
-DECL_LLCC(S32, (S32)-666);
-DECL_LLCC(F32, (F32)-666.666);
-DECL_LLCC(bool, true);
-static LLCachedControl<std::string> mySetting_string("TestCachedControlstring", "Default String Value");
-DECL_LLCC(LLVector3, LLVector3(1.0f, 2.0f, 3.0f));
-DECL_LLCC(LLVector3d, LLVector3d(6.0f, 5.0f, 4.0f));
-DECL_LLCC(LLRect, LLRect(0, 0, 100, 500));
-DECL_LLCC(LLColor4, LLColor4(0.0f, 0.5f, 1.0f));
-DECL_LLCC(LLColor3, LLColor3(1.0f, 0.f, 0.5f));
-DECL_LLCC(LLColor4U, LLColor4U(255, 200, 100, 255));
-
-LLSD test_llsd = LLSD()["testing1"] = LLSD()["testing2"];
-DECL_LLCC(LLSD, test_llsd);
-
-void test_cached_control()
-{
-#define TEST_LLCC(T, V) if((T)mySetting_##T != V) LL_ERRS() << "Fail "#T << LL_ENDL
-    TEST_LLCC(U32, 666);
-    TEST_LLCC(S32, (S32)-666);
-    TEST_LLCC(F32, (F32)-666.666);
-    TEST_LLCC(bool, true);
-    if((std::string)mySetting_string != "Default String Value") LL_ERRS() << "Fail string" << LL_ENDL;
-    TEST_LLCC(LLVector3, LLVector3(1.0f, 2.0f, 3.0f));
-    TEST_LLCC(LLVector3d, LLVector3d(6.0f, 5.0f, 4.0f));
-    TEST_LLCC(LLRect, LLRect(0, 0, 100, 500));
-    TEST_LLCC(LLColor4, LLColor4(0.0f, 0.5f, 1.0f));
-    TEST_LLCC(LLColor3, LLColor3(1.0f, 0.f, 0.5f));
-    TEST_LLCC(LLColor4U, LLColor4U(255, 200, 100, 255));
-//There's no LLSD comparsion for LLCC yet. TEST_LLCC(LLSD, test_llsd);
-}
-#endif // TEST_CACHED_CONTROL
-
+/**
+ * @file llcontrol.cpp
+ * @brief Holds global state for viewer.
+ *
+ * $LicenseInfo:firstyear=2001&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#include "linden_common.h"
+
+#include <iostream>
+#include <fstream>
+#include <algorithm>
+
+#include "llcontrol.h"
+
+#include "llstl.h"
+
+#include "llstring.h"
+#include "v3math.h"
+#include "v3dmath.h"
+#include "v4coloru.h"
+#include "v4color.h"
+#include "v3color.h"
+#include "llquaternion.h"
+#include "llrect.h"
+#include "llxmltree.h"
+#include "llsdserialize.h"
+#include "llfile.h"
+#include "lltimer.h"
+#include "lldir.h"
+
+#if LL_RELEASE_WITH_DEBUG_INFO || LL_DEBUG
+#define CONTROL_ERRS LL_ERRS("ControlErrors")
+#else
+#define CONTROL_ERRS LL_WARNS("ControlErrors")
+#endif
+
+
+template <> eControlType get_control_type<U32>();
+template <> eControlType get_control_type<S32>();
+template <> eControlType get_control_type<F32>();
+template <> eControlType get_control_type<bool>();
+template <> eControlType get_control_type<std::string>();
+
+template <> eControlType get_control_type<LLVector3>();
+template <> eControlType get_control_type<LLVector3d>();
+template <> eControlType get_control_type<LLRect>();
+template <> eControlType get_control_type<LLColor4>();
+template <> eControlType get_control_type<LLColor3>();
+template <> eControlType get_control_type<LLColor4U>();
+template <> eControlType get_control_type<LLSD>();
+
+template <> LLSD convert_to_llsd<U32>(const U32& in);
+template <> LLSD convert_to_llsd<LLVector3>(const LLVector3& in);
+template <> LLSD convert_to_llsd<LLVector3d>(const LLVector3d& in);
+template <> LLSD convert_to_llsd<LLRect>(const LLRect& in);
+template <> LLSD convert_to_llsd<LLColor4>(const LLColor4& in);
+template <> LLSD convert_to_llsd<LLColor3>(const LLColor3& in);
+template <> LLSD convert_to_llsd<LLColor4U>(const LLColor4U& in);
+
+template <> bool convert_from_llsd<bool>(const LLSD& sd, eControlType type, std::string_view control_name);
+template <> S32 convert_from_llsd<S32>(const LLSD& sd, eControlType type, std::string_view control_name);
+template <> U32 convert_from_llsd<U32>(const LLSD& sd, eControlType type, std::string_view control_name);
+template <> F32 convert_from_llsd<F32>(const LLSD& sd, eControlType type, std::string_view control_name);
+template <> std::string convert_from_llsd<std::string>(const LLSD& sd, eControlType type, std::string_view control_name);
+template <> LLWString convert_from_llsd<LLWString>(const LLSD& sd, eControlType type, std::string_view control_name);
+template <> LLVector3 convert_from_llsd<LLVector3>(const LLSD& sd, eControlType type, std::string_view control_name);
+template <> LLVector3d convert_from_llsd<LLVector3d>(const LLSD& sd, eControlType type, std::string_view control_name);
+template <> LLRect convert_from_llsd<LLRect>(const LLSD& sd, eControlType type, std::string_view control_name);
+template <> LLColor4 convert_from_llsd<LLColor4>(const LLSD& sd, eControlType type, std::string_view control_name);
+template <> LLColor4U convert_from_llsd<LLColor4U>(const LLSD& sd, eControlType type, std::string_view control_name);
+template <> LLColor3 convert_from_llsd<LLColor3>(const LLSD& sd, eControlType type, std::string_view control_name);
+template <> LLSD convert_from_llsd<LLSD>(const LLSD& sd, eControlType type, std::string_view control_name);
+
+//this defines the current version of the settings file
+const S32 CURRENT_VERSION = 101;
+
+// If you define the environment variable LL_SETTINGS_PROFILE to any value this will activate
+// the gSavedSettings profiling code.  This code tracks the calls to get a saved (debug) setting.
+// When the viewer exits the results are written to the log directory to the file specified
+// by SETTINGS_PROFILE below.  Only settings with an average access rate >= 2/second are output.
+typedef std::pair<std::string, U32> settings_pair_t;
+typedef std::vector<settings_pair_t> settings_vec_t;
+LLSD getCount;
+settings_vec_t getCount_v;
+F64 start_time = 0;
+std::string SETTINGS_PROFILE = "settings_profile.log";
+
+bool LLControlVariable::llsd_compare(const LLSD& a, const LLSD & b)
+{
+    bool result = false;
+    switch (mType)
+    {
+    case TYPE_U32:
+    case TYPE_S32:
+        result = a.asInteger() == b.asInteger();
+        break;
+    case TYPE_BOOLEAN:
+        result = a.asBoolean() == b.asBoolean();
+        break;
+    case TYPE_F32:
+        result = a.asReal() == b.asReal();
+        break;
+    case TYPE_VEC3:
+    case TYPE_VEC3D:
+        result = LLVector3d(a) == LLVector3d(b);
+        break;
+    case TYPE_QUAT:
+        result = LLQuaternion(a) == LLQuaternion(b);
+        break;
+    case TYPE_RECT:
+        result = LLRect(a) == LLRect(b);
+        break;
+    case TYPE_COL4:
+        result = LLColor4(a) == LLColor4(b);
+        break;
+    case TYPE_COL3:
+        result = LLColor3(a) == LLColor3(b);
+        break;
+    case TYPE_STRING:
+        result = a.asString() == b.asString();
+        break;
+    default:
+        break;
+    }
+
+    return result;
+}
+
+LLControlVariable::LLControlVariable(const std::string& name, eControlType type,
+                             LLSD initial, const std::string& comment,
+                             ePersist persist, bool hidefromsettingseditor)
+    : mName(name),
+      mComment(comment),
+      mType(type),
+      mPersist(persist),
+      mHideFromSettingsEditor(hidefromsettingseditor)
+{
+    if ((persist != PERSIST_NO) && mComment.empty())
+    {
+        LL_ERRS() << "Must supply a comment for control " << mName << LL_ENDL;
+    }
+    //Push back versus setValue'ing here, since we don't want to call a signal yet
+    mValues.push_back(initial);
+}
+
+
+
+LLControlVariable::~LLControlVariable()
+{
+}
+
+LLSD LLControlVariable::getComparableValue(const LLSD& value)
+{
+    // *FIX:MEP - The following is needed to make the LLSD::ImplString
+    // work with boolean controls...
+    LLSD storable_value;
+    if(TYPE_BOOLEAN == type() && value.isString())
+    {
+        bool temp;
+        if(LLStringUtil::convertToBOOL(value.asString(), temp))
+        {
+            storable_value = temp;
+        }
+        else
+        {
+            storable_value = false;
+        }
+    }
+    else if (TYPE_LLSD == type() && value.isString())
+    {
+        LLPointer<LLSDNotationParser> parser = new LLSDNotationParser;
+        LLSD result;
+        std::stringstream value_stream(value.asString());
+        if (parser->parse(value_stream, result, LLSDSerialize::SIZE_UNLIMITED) != LLSDParser::PARSE_FAILURE)
+        {
+            storable_value = result;
+        }
+        else
+        {
+            storable_value = value;
+        }
+    }
+    else
+    {
+        storable_value = value;
+    }
+
+    return storable_value;
+}
+
+void LLControlVariable::setValue(const LLSD& new_value, bool saved_value)
+{
+    if (!mValidateSignal(this, new_value))
+    {
+        // can not set new value, exit
+        return;
+    }
+
+    LLSD storable_value = getComparableValue(new_value);
+    LLSD original_value = getValue();
+    bool value_changed = !llsd_compare(original_value, storable_value);
+    if(saved_value)
+    {
+        // If we're going to save this value, return to default but don't fire
+        resetToDefault(false);
+        if (!llsd_compare(mValues.back(), storable_value))
+        {
+            mValues.push_back(storable_value);
+        }
+    }
+    else
+    {
+        // This is an unsaved value. Its needs to reside at
+        // mValues[2] (or greater). It must not affect
+        // the result of getSaveValue()
+        if (!llsd_compare(mValues.back(), storable_value))
+        {
+            while(mValues.size() > 2)
+            {
+                // Remove any unsaved values.
+                mValues.pop_back();
+            }
+
+            if(mValues.size() < 2)
+            {
+                // Add the default to the 'save' value.
+                mValues.push_back(mValues[0]);
+            }
+
+            // Add the 'un-save' value.
+            mValues.push_back(storable_value);
+        }
+    }
+
+    if(value_changed)
+    {
+        firePropertyChanged(original_value);
+    }
+}
+
+void LLControlVariable::setDefaultValue(const LLSD& value)
+{
+    // Set the control variables value and make it
+    // the default value. If the active value is changed,
+    // send the signal.
+    // *NOTE: Default values are not saved, only read.
+
+    LLSD comparable_value = getComparableValue(value);
+    LLSD original_value = getValue();
+    bool value_changed = !llsd_compare(original_value, comparable_value);
+    resetToDefault(false);
+    mValues[0] = comparable_value;
+    if (value_changed)
+    {
+        firePropertyChanged(original_value);
+    }
+}
+
+void LLControlVariable::setPersist(ePersist state)
+{
+    mPersist = state;
+}
+
+void LLControlVariable::setHiddenFromSettingsEditor(bool hide)
+{
+    mHideFromSettingsEditor = hide;
+}
+
+void LLControlVariable::setComment(const std::string& comment)
+{
+    mComment = comment;
+}
+
+void LLControlVariable::resetToDefault(bool fire_signal)
+{
+    //The first setting is always the default
+    //Pop to it and fire off the listener
+    LLSD originalValue = mValues.back();
+
+    while(mValues.size() > 1)
+    {
+        mValues.pop_back();
+    }
+
+    if(fire_signal)
+    {
+        firePropertyChanged(originalValue);
+    }
+}
+
+bool LLControlVariable::shouldSave(bool nondefault_only)
+{
+    // This method is used to decide whether we should save a given
+    // variable. Two of the three values of mPersist are easy.
+    if (mPersist == PERSIST_NO)
+        return false;
+
+    if (mPersist == PERSIST_ALWAYS)
+        return true;
+
+    // PERSIST_NONDFT
+    // If caller doesn't need us to filter, just save.
+    if (! nondefault_only)
+        return true;
+
+    // PERSIST_NONDFT: caller only wants us to save this variable if its value
+    // differs from default.
+    if (isDefault())                // never been altered
+        return false;
+
+    // We've set at least one other value: compare it to default. Save only if
+    // they differ.
+    return ! llsd_compare(getSaveValue(), getDefault());
+}
+
+LLSD LLControlVariable::getSaveValue() const
+{
+    //The first level of the stack is default
+    //We assume that the second level is user preferences that should be saved
+    if(mValues.size() > 1) return mValues[1];
+    return mValues[0];
+}
+
+LLPointer<LLControlVariable> LLControlGroup::getControl(std::string_view name)
+{
+    if (mSettingsProfile)
+    {
+        incrCount(name);
+    }
+
+    ctrl_name_table_t::iterator iter = mNameTable.find(name.data());
+    return iter == mNameTable.end() ? LLPointer<LLControlVariable>() : iter->second;
+}
+
+
+////////////////////////////////////////////////////////////////////////////
+
+// Must match the type definition in llcontrol.h
+const std::string LLControlGroup::mTypeString[TYPE_COUNT] = { "U32"
+                                                             ,"S32"
+                                                             ,"F32"
+                                                             ,"Boolean"
+                                                             ,"String"
+                                                             ,"Vector3"
+                                                             ,"Vector3D"
+                                                             ,"Quaternion"
+                                                             ,"Rect"
+                                                             ,"Color4"
+                                                             ,"Color3"
+                                                             ,"LLSD"
+                                                             };
+
+LLControlGroup::LLControlGroup(const std::string& name)
+:   LLInstanceTracker<LLControlGroup, std::string>(name),
+    mSettingsProfile(false)
+{
+
+    if (NULL != getenv("LL_SETTINGS_PROFILE"))
+    {
+        mSettingsProfile = true;
+    }
+}
+
+LLControlGroup::~LLControlGroup()
+{
+    cleanup();
+}
+
+static bool compareRoutine(settings_pair_t lhs, settings_pair_t rhs)
+{
+    return lhs.second > rhs.second;
+};
+
+void LLControlGroup::cleanup()
+{
+    if(mSettingsProfile && getCount.size() != 0)
+    {
+        std::string file = gDirUtilp->getExpandedFilename(LL_PATH_LOGS, SETTINGS_PROFILE);
+        LLFILE* out = LLFile::fopen(file, "w"); /* Flawfinder: ignore */
+        if(!out)
+        {
+            LL_WARNS("SettingsProfile") << "Error opening " << SETTINGS_PROFILE << LL_ENDL;
+        }
+        else
+        {
+            F64 end_time = LLTimer::getTotalSeconds();
+            U32 total_seconds = (U32)(end_time - start_time);
+
+            std::string msg = llformat("Runtime (seconds): %d\n\n No. accesses   Avg. accesses/sec  Name\n", total_seconds);
+            std::ostringstream data_msg;
+
+            data_msg << msg;
+            size_t data_size = data_msg.str().size();
+            if (fwrite(data_msg.str().c_str(), 1, data_size, out) != data_size)
+            {
+                LL_WARNS("SettingsProfile") << "Failed to write settings profile header" << LL_ENDL;
+            }
+
+            for (LLSD::map_const_iterator iter = getCount.beginMap(); iter != getCount.endMap(); ++iter)
+            {
+                getCount_v.push_back(settings_pair_t(iter->first, iter->second.asInteger()));
+            }
+            sort(getCount_v.begin(), getCount_v.end(), compareRoutine);
+
+            for (settings_vec_t::iterator iter = getCount_v.begin(); iter != getCount_v.end(); ++iter)
+            {
+                U32 access_rate = 0;
+                if (total_seconds != 0)
+                {
+                    access_rate = iter->second / total_seconds;
+                }
+                if (access_rate >= 2)
+                {
+                    std::ostringstream data_msg;
+                    msg = llformat("%13d        %7d       %s", iter->second, access_rate, iter->first.c_str());
+                    data_msg << msg << "\n";
+                    size_t data_size = data_msg.str().size();
+                    if (fwrite(data_msg.str().c_str(), 1, data_size, out) != data_size)
+                    {
+                        LL_WARNS("SettingsProfile") << "Failed to write settings profile" << LL_ENDL;
+                    }
+                }
+            }
+            getCount = LLSD::emptyMap();
+            fclose(out);
+        }
+    }
+
+    mNameTable.clear();
+}
+
+eControlType LLControlGroup::typeStringToEnum(const std::string& typestr)
+{
+    for(int i = 0; i < (int)TYPE_COUNT; ++i)
+    {
+        if(mTypeString[i] == typestr) return (eControlType)i;
+    }
+    return (eControlType)-1;
+}
+
+std::string LLControlGroup::typeEnumToString(eControlType typeenum)
+{
+    return mTypeString[typeenum];
+}
+
+LLControlVariable* LLControlGroup::declareControl(const std::string& name, eControlType type, const LLSD initial_val, const std::string& comment, LLControlVariable::ePersist persist, bool hidefromsettingseditor)
+{
+    LLControlVariable* existing_control = getControl(name);
+    if (existing_control)
+    {
+        if ((persist != LLControlVariable::PERSIST_NO) && existing_control->isType(type))
+        {
+            if (!existing_control->llsd_compare(existing_control->getDefault(), initial_val))
+            {
+                // Sometimes we need to declare a control *after* it has been loaded from a settings file.
+                LLSD cur_value = existing_control->getValue(); // get the current value
+                existing_control->setDefaultValue(initial_val); // set the default to the declared value
+                existing_control->setValue(cur_value); // now set to the loaded value
+            }
+        }
+        else
+        {
+            LL_WARNS("Settings") << "Control named " << name << " already exists, ignoring new declaration." << LL_ENDL;
+        }
+        return existing_control;
+    }
+
+    // if not, create the control and add it to the name table
+    LLControlVariable* control = new LLControlVariable(name, type, initial_val, comment, persist, hidefromsettingseditor);
+    mNameTable[name] = control;
+    return control;
+}
+
+LLControlVariable* LLControlGroup::declareU32(const std::string& name, const U32 initial_val, const std::string& comment, LLControlVariable::ePersist persist)
+{
+    return declareControl(name, TYPE_U32, (LLSD::Integer) initial_val, comment, persist);
+}
+
+LLControlVariable* LLControlGroup::declareS32(const std::string& name, const S32 initial_val, const std::string& comment, LLControlVariable::ePersist persist)
+{
+    return declareControl(name, TYPE_S32, initial_val, comment, persist);
+}
+
+LLControlVariable* LLControlGroup::declareF32(const std::string& name, const F32 initial_val, const std::string& comment, LLControlVariable::ePersist persist)
+{
+    return declareControl(name, TYPE_F32, initial_val, comment, persist);
+}
+
+LLControlVariable* LLControlGroup::declareBOOL(const std::string& name, const bool initial_val, const std::string& comment, LLControlVariable::ePersist persist)
+{
+    return declareControl(name, TYPE_BOOLEAN, initial_val, comment, persist);
+}
+
+LLControlVariable* LLControlGroup::declareString(const std::string& name, const std::string& initial_val, const std::string& comment, LLControlVariable::ePersist persist)
+{
+    return declareControl(name, TYPE_STRING, initial_val, comment, persist);
+}
+
+LLControlVariable* LLControlGroup::declareVec3(const std::string& name, const LLVector3 &initial_val, const std::string& comment, LLControlVariable::ePersist persist)
+{
+    return declareControl(name, TYPE_VEC3, initial_val.getValue(), comment, persist);
+}
+
+LLControlVariable* LLControlGroup::declareVec3d(const std::string& name, const LLVector3d &initial_val, const std::string& comment, LLControlVariable::ePersist persist)
+{
+    return declareControl(name, TYPE_VEC3D, initial_val.getValue(), comment, persist);
+}
+
+LLControlVariable* LLControlGroup::declareQuat(const std::string& name, const LLQuaternion &initial_val, const std::string& comment, LLControlVariable::ePersist persist)
+{
+    return declareControl(name, TYPE_QUAT, initial_val.getValue(), comment, persist);
+}
+
+LLControlVariable* LLControlGroup::declareRect(const std::string& name, const LLRect &initial_val, const std::string& comment, LLControlVariable::ePersist persist)
+{
+    return declareControl(name, TYPE_RECT, initial_val.getValue(), comment, persist);
+}
+
+LLControlVariable* LLControlGroup::declareColor4(const std::string& name, const LLColor4 &initial_val, const std::string& comment, LLControlVariable::ePersist persist )
+{
+    return declareControl(name, TYPE_COL4, initial_val.getValue(), comment, persist);
+}
+
+LLControlVariable* LLControlGroup::declareColor3(const std::string& name, const LLColor3 &initial_val, const std::string& comment, LLControlVariable::ePersist persist )
+{
+    return declareControl(name, TYPE_COL3, initial_val.getValue(), comment, persist);
+}
+
+LLControlVariable* LLControlGroup::declareLLSD(const std::string& name, const LLSD &initial_val, const std::string& comment, LLControlVariable::ePersist persist )
+{
+    return declareControl(name, TYPE_LLSD, initial_val, comment, persist);
+}
+
+void LLControlGroup::incrCount(std::string_view name)
+{
+    if (0.0 == start_time)
+    {
+        start_time = LLTimer::getTotalSeconds();
+    }
+    getCount[name.data()] = getCount[name.data()].asInteger() + 1;
+}
+
+bool LLControlGroup::getBOOL(std::string_view name)
+{
+    return get<bool>(name);
+}
+
+S32 LLControlGroup::getS32(std::string_view name)
+{
+    return get<S32>(name);
+}
+
+U32 LLControlGroup::getU32(std::string_view name)
+{
+    return get<U32>(name);
+}
+
+F32 LLControlGroup::getF32(std::string_view name)
+{
+    return get<F32>(name);
+}
+
+std::string LLControlGroup::getString(std::string_view name)
+{
+    return get<std::string>(name);
+}
+
+LLWString LLControlGroup::getWString(std::string_view name)
+{
+    return get<LLWString>(name);
+}
+
+std::string LLControlGroup::getText(std::string_view name)
+{
+    std::string utf8_string = getString(name);
+    LLStringUtil::replaceChar(utf8_string, '^', '\n');
+    LLStringUtil::replaceChar(utf8_string, '%', ' ');
+    return (utf8_string);
+}
+
+LLVector3 LLControlGroup::getVector3(std::string_view name)
+{
+    return get<LLVector3>(name);
+}
+
+LLVector3d LLControlGroup::getVector3d(std::string_view name)
+{
+    return get<LLVector3d>(name);
+}
+
+LLQuaternion LLControlGroup::getQuaternion(std::string_view name)
+{
+    return get<LLQuaternion>(name);
+}
+
+LLRect LLControlGroup::getRect(std::string_view name)
+{
+    return get<LLRect>(name);
+}
+
+
+LLColor4 LLControlGroup::getColor(std::string_view name)
+{
+    return get<LLColor4>(name);
+}
+
+LLColor4 LLControlGroup::getColor4(std::string_view name)
+{
+    return get<LLColor4>(name);
+}
+
+LLColor3 LLControlGroup::getColor3(std::string_view name)
+{
+    return get<LLColor3>(name);
+}
+
+LLSD LLControlGroup::getLLSD(std::string_view name)
+{
+    return get<LLSD>(name);
+}
+
+LLSD LLControlGroup::asLLSD(bool diffs_only)
+{
+    // Dump all stored values as LLSD
+    LLSD result = LLSD::emptyArray();
+    for (ctrl_name_table_t::iterator iter = mNameTable.begin();
+         iter != mNameTable.end(); iter++)
+    {
+        LLControlVariable *control = iter->second;
+        if (!control || control->isType(TYPE_STRING) || (diffs_only && control->isDefault()))
+        {
+            continue;
+        }
+        const std::string& name = iter->first;
+        result[name] = getLLSD(name);
+    }
+    return result;
+}
+
+bool LLControlGroup::controlExists(const std::string& name)
+{
+    ctrl_name_table_t::iterator iter = mNameTable.find(name);
+    return iter != mNameTable.end();
+}
+
+
+//-------------------------------------------------------------------
+// Set functions
+//-------------------------------------------------------------------
+
+void LLControlGroup::setBOOL(std::string_view name, bool val)
+{
+    set<bool>(name, val);
+}
+
+
+void LLControlGroup::setS32(std::string_view name, S32 val)
+{
+    set(name, val);
+}
+
+
+void LLControlGroup::setF32(std::string_view name, F32 val)
+{
+    set(name, val);
+}
+
+
+void LLControlGroup::setU32(std::string_view name, U32 val)
+{
+    set(name, val);
+}
+
+
+void LLControlGroup::setString(std::string_view name, const std::string &val)
+{
+    set(name, val);
+}
+
+
+void LLControlGroup::setVector3(std::string_view name, const LLVector3 &val)
+{
+    set(name, val);
+}
+
+void LLControlGroup::setVector3d(std::string_view name, const LLVector3d &val)
+{
+    set(name, val);
+}
+
+void LLControlGroup::setQuaternion(std::string_view name, const LLQuaternion &val)
+{
+    set(name, val);
+}
+
+void LLControlGroup::setRect(std::string_view name, const LLRect &val)
+{
+    set(name, val);
+}
+
+void LLControlGroup::setColor4(std::string_view name, const LLColor4 &val)
+{
+    set(name, val);
+}
+
+void LLControlGroup::setLLSD(std::string_view name, const LLSD& val)
+{
+    set(name, val);
+}
+
+void LLControlGroup::setUntypedValue(std::string_view name, const LLSD& val)
+{
+    if (name.empty())
+    {
+        return;
+    }
+
+    LLControlVariable* control = getControl(name);
+
+    if (control)
+    {
+        control->setValue(val);
+    }
+    else
+    {
+        CONTROL_ERRS << "Invalid control " << name << LL_ENDL;
+    }
+}
+
+
+//---------------------------------------------------------------
+// Load and save
+//---------------------------------------------------------------
+
+// Returns number of controls loaded, so 0 if failure
+U32 LLControlGroup::loadFromFileLegacy(const std::string& filename, bool require_declaration, eControlType declare_as)
+{
+    std::string name;
+
+    LLXmlTree xml_controls;
+
+    if (!xml_controls.parseFile(filename))
+    {
+        LL_WARNS("Settings") << "Unable to open control file " << filename << LL_ENDL;
+        return 0;
+    }
+
+    LLXmlTreeNode* rootp = xml_controls.getRoot();
+    if (!rootp || !rootp->hasAttribute("version"))
+    {
+        LL_WARNS("Settings") << "No valid settings header found in control file " << filename << LL_ENDL;
+        return 0;
+    }
+
+    U32     validitems = 0;
+    S32 version;
+
+    rootp->getAttributeS32("version", version);
+
+    // Check file version
+    if (version != CURRENT_VERSION)
+    {
+        LL_INFOS("Settings") << filename << " does not appear to be a version " << CURRENT_VERSION << " controls file" << LL_ENDL;
+        return 0;
+    }
+
+    LLXmlTreeNode* child_nodep = rootp->getFirstChild();
+    while(child_nodep)
+    {
+        name = child_nodep->getName();
+
+        bool declared = controlExists(name);
+
+        if (require_declaration && !declared)
+        {
+            // Declaration required, but this name not declared.
+            // Complain about non-empty names.
+            if (!name.empty())
+            {
+                //read in to end of line
+                LL_WARNS("Settings") << "LLControlGroup::loadFromFile() : Trying to set \"" << name << "\", setting doesn't exist." << LL_ENDL;
+            }
+            child_nodep = rootp->getNextChild();
+            continue;
+        }
+
+        // Got an item.  Load it up.
+        // If not declared, assume it's a string
+        if (!declared)
+        {
+            switch(declare_as)
+            {
+            case TYPE_COL4:
+                declareColor4(name, LLColor4::white, LLStringUtil::null, LLControlVariable::PERSIST_NO);
+                break;
+            case TYPE_STRING:
+            default:
+                declareString(name, LLStringUtil::null, LLStringUtil::null, LLControlVariable::PERSIST_NO);
+                break;
+            }
+        }
+
+        // Control name has been declared in code.
+        LLControlVariable *control = getControl(name);
+
+        llassert(control);
+
+        switch(control->mType)
+        {
+        case TYPE_F32:
+            {
+                F32 initial = 0.f;
+
+                child_nodep->getAttributeF32("value", initial);
+
+                control->set(initial);
+                validitems++;
+            }
+            break;
+        case TYPE_S32:
+            {
+                S32 initial = 0;
+
+                child_nodep->getAttributeS32("value", initial);
+
+                control->set(initial);
+                validitems++;
+            }
+            break;
+        case TYPE_U32:
+            {
+                U32 initial = 0;
+                child_nodep->getAttributeU32("value", initial);
+                control->set((LLSD::Integer) initial);
+                validitems++;
+            }
+            break;
+        case TYPE_BOOLEAN:
+            {
+                bool initial = false;
+
+                child_nodep->getAttributeBOOL("value", initial);
+                control->set(initial);
+
+                validitems++;
+            }
+            break;
+        case TYPE_STRING:
+            {
+                std::string string;
+                child_nodep->getAttributeString("value", string);
+                control->set(string);
+                validitems++;
+            }
+            break;
+        case TYPE_VEC3:
+            {
+                LLVector3 vector;
+
+                child_nodep->getAttributeVector3("value", vector);
+                control->set(vector.getValue());
+                validitems++;
+            }
+            break;
+        case TYPE_VEC3D:
+            {
+                LLVector3d vector;
+
+                child_nodep->getAttributeVector3d("value", vector);
+
+                control->set(vector.getValue());
+                validitems++;
+            }
+            break;
+        case TYPE_QUAT:
+            {
+                LLQuaternion quat;
+
+                child_nodep->getAttributeQuat("value", quat);
+
+                control->set(quat.getValue());
+                validitems++;
+            }
+            break;
+        case TYPE_RECT:
+            {
+                //RN: hack to support reading rectangles from a string
+                std::string rect_string;
+
+                child_nodep->getAttributeString("value", rect_string);
+                std::istringstream istream(rect_string);
+                S32 left, bottom, width, height;
+
+                istream >> left >> bottom >> width >> height;
+
+                LLRect rect;
+                rect.setOriginAndSize(left, bottom, width, height);
+
+                control->set(rect.getValue());
+                validitems++;
+            }
+            break;
+        case TYPE_COL4:
+            {
+                LLColor4 color;
+
+                child_nodep->getAttributeColor4("value", color);
+                control->set(color.getValue());
+                validitems++;
+            }
+            break;
+        case TYPE_COL3:
+            {
+                LLVector3 color;
+
+                child_nodep->getAttributeVector3("value", color);
+                control->set(LLColor3(color.mV).getValue());
+                validitems++;
+            }
+            break;
+
+        default:
+          break;
+
+        }
+
+        child_nodep = rootp->getNextChild();
+    }
+
+    return validitems;
+}
+
+U32 LLControlGroup::saveToFile(const std::string& filename, bool nondefault_only)
+{
+    LLSD settings;
+    int num_saved = 0;
+    for (ctrl_name_table_t::iterator iter = mNameTable.begin();
+         iter != mNameTable.end(); iter++)
+    {
+        LLControlVariable* control = iter->second;
+        if (!control)
+        {
+            LL_WARNS("Settings") << "Tried to save invalid control: " << iter->first << LL_ENDL;
+        }
+        else if( control->shouldSave(nondefault_only) )
+        {
+            settings[iter->first]["Type"] = typeEnumToString(control->type());
+            settings[iter->first]["Comment"] = control->getComment();
+            settings[iter->first]["Value"] = control->getSaveValue();
+            ++num_saved;
+        }
+    }
+    llofstream file;
+    file.open(filename.c_str());
+    if (file.is_open())
+    {
+        LLSDSerialize::toPrettyXML(settings, file);
+        file.close();
+        LL_INFOS("Settings") << "Saved to " << filename << LL_ENDL;
+    }
+    else
+    {
+        // This is a warning because sometime we want to use settings files which can't be written...
+        LL_WARNS("Settings") << "Unable to open settings file: " << filename << LL_ENDL;
+        return 0;
+    }
+    return num_saved;
+}
+
+U32 LLControlGroup::loadFromFile(const std::string& filename, bool set_default_values, bool save_values)
+{
+    LLSD settings;
+    llifstream infile;
+    infile.open(filename.c_str());
+    if(!infile.is_open())
+    {
+        LL_WARNS("Settings") << "Cannot find file " << filename << " to load." << LL_ENDL;
+        return 0;
+    }
+
+    if (LLSDParser::PARSE_FAILURE == LLSDSerialize::fromXML(settings, infile))
+    {
+        infile.close();
+        LL_WARNS("Settings") << "Unable to parse LLSD control file " << filename << ". Trying Legacy Method." << LL_ENDL;
+        return loadFromFileLegacy(filename, true, TYPE_STRING);
+    }
+
+    U32 validitems = 0;
+    bool hidefromsettingseditor = false;
+
+    for(LLSD::map_const_iterator itr = settings.beginMap(); itr != settings.endMap(); ++itr)
+    {
+        LLControlVariable::ePersist persist = LLControlVariable::PERSIST_NONDFT;
+        std::string const & name = itr->first;
+        LLSD const & control_map = itr->second;
+
+        if(control_map.has("Persist"))
+        {
+            persist = control_map["Persist"].asInteger()?
+                      LLControlVariable::PERSIST_NONDFT : LLControlVariable::PERSIST_NO;
+        }
+
+        // Sometimes we want to use the settings system to provide cheap persistence, but we
+        // don't want the settings themselves to be easily manipulated in the UI because
+        // doing so can cause support problems. So we have this option:
+        if(control_map.has("HideFromEditor"))
+        {
+            hidefromsettingseditor = control_map["HideFromEditor"].asInteger();
+        }
+        else
+        {
+            hidefromsettingseditor = false;
+        }
+
+        // If the control exists just set the value from the input file.
+        LLControlVariable* existing_control = getControl(name);
+        if(existing_control)
+        {
+            // set_default_values is true when we're loading the initial,
+            // immutable files from app_settings, e.g. settings.xml.
+            if(set_default_values)
+            {
+                // Override all previously set properties of this control.
+                // ... except for type. The types must match.
+                eControlType new_type = typeStringToEnum(control_map["Type"].asString());
+                if(existing_control->isType(new_type))
+                {
+                    existing_control->setDefaultValue(control_map["Value"]);
+                    existing_control->setPersist(persist);
+                    existing_control->setHiddenFromSettingsEditor(hidefromsettingseditor);
+                    existing_control->setComment(control_map["Comment"].asString());
+                }
+                else
+                {
+                    LL_ERRS() << "Mismatched type of control variable '"
+                           << name << "' found while loading '"
+                           << filename << "'." << LL_ENDL;
+                }
+            }
+            else if(existing_control->isPersisted())
+            {
+                // save_values is specifically false for (e.g.)
+                // SessionSettingsFile and UserSessionSettingsFile -- in other
+                // words, for a file that's supposed to be transient.
+                existing_control->setValue(control_map["Value"], save_values);
+            }
+            // *NOTE: If not persisted and not setting defaults,
+            // the value should not get loaded.
+        }
+        else
+        {
+            // We've never seen this control before. Either we're loading up
+            // the initial set of default settings files (set_default_values)
+            // -- or we're loading user settings last saved by a viewer that
+            // supports a superset of the variables we know.
+            // CHOP-962: if we're loading an unrecognized user setting, make
+            // sure we save it later. If you try an experimental viewer, tweak
+            // a new setting, briefly revert to an old viewer, then return to
+            // the new one, we don't want the old viewer to discard the
+            // setting you changed.
+            if (! set_default_values)
+            {
+                // Using PERSIST_ALWAYS insists that saveToFile() (which calls
+                // LLControlVariable::shouldSave()) must save this control
+                // variable regardless of its value. We can safely set this
+                // LLControlVariable persistent because the 'persistent' flag
+                // is not itself persisted!
+                persist = LLControlVariable::PERSIST_ALWAYS;
+                // We want to mention unrecognized user settings variables
+                // (e.g. from a newer version of the viewer) in the log. But
+                // we also arrive here for Boolean variables generated by
+                // the notifications subsystem when the user checks "Don't
+                // show me this again." These aren't declared in settings.xml;
+                // they're actually named for the notification they suppress.
+                // We don't want to mention those. Apologies, this is a bit of
+                // a hack: we happen to know that user settings go into an
+                // LLControlGroup whose name is "Global".
+                if (getKey() == "Global")
+                {
+                    LL_INFOS("LLControlGroup") << "preserving unrecognized " << getKey()
+                                               << " settings variable " << name << LL_ENDL;
+                }
+            }
+
+            declareControl(name,
+                           typeStringToEnum(control_map["Type"].asString()),
+                           control_map["Value"],
+                           control_map["Comment"].asString(),
+                           persist,
+                           hidefromsettingseditor
+                           );
+        }
+
+        ++validitems;
+    }
+
+    LL_DEBUGS("Settings") << "Loaded " << validitems << " settings from " << filename << LL_ENDL;
+    return validitems;
+}
+
+void LLControlGroup::resetToDefaults()
+{
+    ctrl_name_table_t::iterator control_iter;
+    for (control_iter = mNameTable.begin();
+        control_iter != mNameTable.end();
+        ++control_iter)
+    {
+        LLControlVariable* control = (*control_iter).second;
+        control->resetToDefault();
+    }
+}
+
+void LLControlGroup::applyToAll(ApplyFunctor* func)
+{
+    for (ctrl_name_table_t::iterator iter = mNameTable.begin();
+         iter != mNameTable.end(); iter++)
+    {
+        func->apply(iter->first, iter->second);
+    }
+}
+
+//============================================================================
+
+#ifdef TEST_HARNESS
+void main()
+{
+    F32_CONTROL foo, getfoo;
+
+    S32_CONTROL bar, getbar;
+
+    BOOL_CONTROL baz;
+
+    U32 count = gGlobals.loadFromFile("controls.ini");
+    LL_INFOS("Settings") << "Loaded " << count << " controls" << LL_ENDL;
+
+    // test insertion
+    foo = new LLControlVariable<F32>("gFoo", 5.f, 1.f, 20.f);
+    gGlobals.addEntry("gFoo", foo);
+
+    bar = new LLControlVariable<S32>("gBar", 10, 2, 22);
+    gGlobals.addEntry("gBar", bar);
+
+    baz = new LLControlVariable<bool>("gBaz", false);
+    gGlobals.addEntry("gBaz", baz);
+
+    // test retrieval
+    getfoo = (LLControlVariable<F32>*) gGlobals.resolveName("gFoo");
+    getfoo->dump();
+
+    getbar = (S32_CONTROL) gGlobals.resolveName("gBar");
+    getbar->dump();
+
+    // change data
+    getfoo->set(10.f);
+    getfoo->dump();
+
+    // Failure modes
+
+    // ...min > max
+    // badfoo = new LLControlVariable<F32>("gFoo2", 100.f, 20.f, 5.f);
+
+    // ...initial > max
+    // badbar = new LLControlVariable<S32>("gBar2", 10, 20, 100000);
+
+    // ...misspelled name
+    // getfoo = (F32_CONTROL) gGlobals.resolveName("fooMisspelled");
+    // getfoo->dump();
+
+    // ...invalid data type
+    getfoo = (F32_CONTROL) gGlobals.resolveName("gFoo");
+    getfoo->set(true);
+    getfoo->dump();
+
+    // ...out of range data
+    // getfoo->set(100000000.f);
+    // getfoo->dump();
+
+    // Clean Up
+    delete foo;
+    delete bar;
+    delete baz;
+}
+#endif
+
+
+template <> eControlType get_control_type<U32>()
+{
+    return TYPE_U32;
+}
+
+template <> eControlType get_control_type<S32>()
+{
+    return TYPE_S32;
+}
+
+template <> eControlType get_control_type<F32>()
+{
+    return TYPE_F32;
+}
+
+template <> eControlType get_control_type<bool> ()
+{
+    return TYPE_BOOLEAN;
+}
+
+template <> eControlType get_control_type<std::string>()
+{
+    return TYPE_STRING;
+}
+
+template <> eControlType get_control_type<LLVector3>()
+{
+    return TYPE_VEC3;
+}
+
+template <> eControlType get_control_type<LLVector3d>()
+{
+    return TYPE_VEC3D;
+}
+
+template <> eControlType get_control_type<LLQuaternion>()
+{
+    return TYPE_QUAT;
+}
+
+template <> eControlType get_control_type<LLRect>()
+{
+    return TYPE_RECT;
+}
+
+template <> eControlType get_control_type<LLColor4>()
+{
+    return TYPE_COL4;
+}
+
+template <> eControlType get_control_type<LLColor3>()
+{
+    return TYPE_COL3;
+}
+
+template <> eControlType get_control_type<LLSD>()
+{
+    return TYPE_LLSD;
+}
+
+
+template <> LLSD convert_to_llsd<U32>(const U32& in)
+{
+    return (LLSD::Integer)in;
+}
+
+template <> LLSD convert_to_llsd<LLVector3>(const LLVector3& in)
+{
+    return in.getValue();
+}
+
+template <> LLSD convert_to_llsd<LLVector3d>(const LLVector3d& in)
+{
+    return in.getValue();
+}
+template <> LLSD convert_to_llsd<LLQuaternion>(const LLQuaternion& in)
+{
+    return in.getValue();
+}
+
+template <> LLSD convert_to_llsd<LLRect>(const LLRect& in)
+{
+    return in.getValue();
+}
+
+template <> LLSD convert_to_llsd<LLColor4>(const LLColor4& in)
+{
+    return in.getValue();
+}
+
+template <> LLSD convert_to_llsd<LLColor3>(const LLColor3& in)
+{
+    return in.getValue();
+}
+
+template <> LLSD convert_to_llsd<LLColor4U>(const LLColor4U& in)
+{
+    return in.getValue();
+}
+
+
+template<>
+bool convert_from_llsd<bool>(const LLSD& sd, eControlType type, std::string_view control_name)
+{
+    if (type == TYPE_BOOLEAN)
+        return sd.asBoolean();
+    else
+    {
+        CONTROL_ERRS << "Invalid bool value for " << control_name << ": " << LLControlGroup::typeEnumToString(type) << " " << sd << LL_ENDL;
+        return false;
+    }
+}
+
+template<>
+S32 convert_from_llsd<S32>(const LLSD& sd, eControlType type, std::string_view control_name)
+{
+    if (type == TYPE_S32)
+        return sd.asInteger();
+    else
+    {
+        CONTROL_ERRS << "Invalid S32 value for " << control_name << ": " << LLControlGroup::typeEnumToString(type) << " " << sd << LL_ENDL;
+        return 0;
+    }
+}
+
+template<>
+U32 convert_from_llsd<U32>(const LLSD& sd, eControlType type, std::string_view control_name)
+{
+    if (type == TYPE_U32)
+        return sd.asInteger();
+    else
+    {
+        CONTROL_ERRS << "Invalid U32 value for " << control_name << ": " << LLControlGroup::typeEnumToString(type) << " " << sd << LL_ENDL;
+        return 0;
+    }
+}
+
+template<>
+F32 convert_from_llsd<F32>(const LLSD& sd, eControlType type, std::string_view control_name)
+{
+    if (type == TYPE_F32)
+        return (F32) sd.asReal();
+    else
+    {
+        CONTROL_ERRS << "Invalid F32 value for " << control_name << ": " << LLControlGroup::typeEnumToString(type) << " " << sd << LL_ENDL;
+        return 0.0f;
+    }
+}
+
+template<>
+std::string convert_from_llsd<std::string>(const LLSD& sd, eControlType type, std::string_view control_name)
+{
+    if (type == TYPE_STRING)
+        return sd.asString();
+    else
+    {
+        CONTROL_ERRS << "Invalid string value for " << control_name << ": " << LLControlGroup::typeEnumToString(type) << " " << sd << LL_ENDL;
+        return LLStringUtil::null;
+    }
+}
+
+template<>
+LLWString convert_from_llsd<LLWString>(const LLSD& sd, eControlType type, std::string_view control_name)
+{
+    return utf8str_to_wstring(convert_from_llsd<std::string>(sd, type, control_name));
+}
+
+template<>
+LLVector3 convert_from_llsd<LLVector3>(const LLSD& sd, eControlType type, std::string_view control_name)
+{
+    if (type == TYPE_VEC3)
+        return (LLVector3)sd;
+    else
+    {
+        CONTROL_ERRS << "Invalid LLVector3 value for " << control_name << ": " << LLControlGroup::typeEnumToString(type) << " " << sd << LL_ENDL;
+        return LLVector3::zero;
+    }
+}
+
+template<>
+LLVector3d convert_from_llsd<LLVector3d>(const LLSD& sd, eControlType type, std::string_view control_name)
+{
+    if (type == TYPE_VEC3D)
+        return (LLVector3d)sd;
+    else
+    {
+        CONTROL_ERRS << "Invalid LLVector3d value for " << control_name << ": " << LLControlGroup::typeEnumToString(type) << " " << sd << LL_ENDL;
+        return LLVector3d::zero;
+    }
+}
+
+template<>
+LLQuaternion convert_from_llsd<LLQuaternion>(const LLSD& sd, eControlType type, std::string_view control_name)
+{
+    if (type == TYPE_QUAT)
+        return (LLQuaternion)sd;
+    else
+    {
+        CONTROL_ERRS << "Invalid LLQuaternion value for " << control_name << ": " << LLControlGroup::typeEnumToString(type) << " " << sd << LL_ENDL;
+        return LLQuaternion();
+    }
+}
+
+template<>
+LLRect convert_from_llsd<LLRect>(const LLSD& sd, eControlType type, std::string_view control_name)
+{
+    if (type == TYPE_RECT)
+        return LLRect(sd);
+    else
+    {
+        CONTROL_ERRS << "Invalid rect value for " << control_name << ": " << LLControlGroup::typeEnumToString(type) << " " << sd << LL_ENDL;
+        return LLRect::null;
+    }
+}
+
+
+template<>
+LLColor4 convert_from_llsd<LLColor4>(const LLSD& sd, eControlType type, std::string_view control_name)
+{
+    if (type == TYPE_COL4)
+    {
+        LLColor4 color(sd);
+        if (color.mV[VRED] < 0.f || color.mV[VRED] > 1.f)
+        {
+            LL_WARNS("Settings") << "Color " << control_name << " red value out of range: " << color << LL_ENDL;
+        }
+        else if (color.mV[VGREEN] < 0.f || color.mV[VGREEN] > 1.f)
+        {
+            LL_WARNS("Settings") << "Color " << control_name << " green value out of range: " << color << LL_ENDL;
+        }
+        else if (color.mV[VBLUE] < 0.f || color.mV[VBLUE] > 1.f)
+        {
+            LL_WARNS("Settings") << "Color " << control_name << " blue value out of range: " << color << LL_ENDL;
+        }
+        else if (color.mV[VALPHA] < 0.f || color.mV[VALPHA] > 1.f)
+        {
+            LL_WARNS("Settings") << "Color " << control_name << " alpha value out of range: " << color << LL_ENDL;
+        }
+
+        return LLColor4(sd);
+    }
+    else
+    {
+        CONTROL_ERRS << "Control " << control_name << " not a color" << LL_ENDL;
+        return LLColor4::white;
+    }
+}
+
+template<>
+LLColor3 convert_from_llsd<LLColor3>(const LLSD& sd, eControlType type, std::string_view control_name)
+{
+    if (type == TYPE_COL3)
+        return sd;
+    else
+    {
+        CONTROL_ERRS << "Invalid LLColor3 value for " << control_name << ": " << LLControlGroup::typeEnumToString(type) << " " << sd << LL_ENDL;
+        return LLColor3::white;
+    }
+}
+
+template<>
+LLSD convert_from_llsd<LLSD>(const LLSD& sd, eControlType type, std::string_view control_name)
+{
+    return sd;
+}
+
+
+#if TEST_CACHED_CONTROL
+
+#define DECL_LLCC(T, V) static LLCachedControl<T> mySetting_##T("TestCachedControl"#T, V)
+DECL_LLCC(U32, (U32)666);
+DECL_LLCC(S32, (S32)-666);
+DECL_LLCC(F32, (F32)-666.666);
+DECL_LLCC(bool, true);
+static LLCachedControl<std::string> mySetting_string("TestCachedControlstring", "Default String Value");
+DECL_LLCC(LLVector3, LLVector3(1.0f, 2.0f, 3.0f));
+DECL_LLCC(LLVector3d, LLVector3d(6.0f, 5.0f, 4.0f));
+DECL_LLCC(LLRect, LLRect(0, 0, 100, 500));
+DECL_LLCC(LLColor4, LLColor4(0.0f, 0.5f, 1.0f));
+DECL_LLCC(LLColor3, LLColor3(1.0f, 0.f, 0.5f));
+DECL_LLCC(LLColor4U, LLColor4U(255, 200, 100, 255));
+
+LLSD test_llsd = LLSD()["testing1"] = LLSD()["testing2"];
+DECL_LLCC(LLSD, test_llsd);
+
+void test_cached_control()
+{
+#define TEST_LLCC(T, V) if((T)mySetting_##T != V) LL_ERRS() << "Fail "#T << LL_ENDL
+    TEST_LLCC(U32, 666);
+    TEST_LLCC(S32, (S32)-666);
+    TEST_LLCC(F32, (F32)-666.666);
+    TEST_LLCC(bool, true);
+    if((std::string)mySetting_string != "Default String Value") LL_ERRS() << "Fail string" << LL_ENDL;
+    TEST_LLCC(LLVector3, LLVector3(1.0f, 2.0f, 3.0f));
+    TEST_LLCC(LLVector3d, LLVector3d(6.0f, 5.0f, 4.0f));
+    TEST_LLCC(LLRect, LLRect(0, 0, 100, 500));
+    TEST_LLCC(LLColor4, LLColor4(0.0f, 0.5f, 1.0f));
+    TEST_LLCC(LLColor3, LLColor3(1.0f, 0.f, 0.5f));
+    TEST_LLCC(LLColor4U, LLColor4U(255, 200, 100, 255));
+//There's no LLSD comparsion for LLCC yet. TEST_LLCC(LLSD, test_llsd);
+}
+#endif // TEST_CACHED_CONTROL
+
diff --git a/indra/llxml/llcontrol.h b/indra/llxml/llcontrol.h
index f542745b44..1b04729a82 100644
--- a/indra/llxml/llcontrol.h
+++ b/indra/llxml/llcontrol.h
@@ -1,474 +1,474 @@
-/**
- * @file llcontrol.h
- * @brief A mechanism for storing "control state" for a program
- *
- * $LicenseInfo:firstyear=2001&license=viewerlgpl$
- * Second Life Viewer Source Code
- * Copyright (C) 2010, Linden Research, Inc.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation;
- * version 2.1 of the License only.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
- *
- * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
- * $/LicenseInfo$
- */
-
-#ifndef LL_LLCONTROL_H
-#define LL_LLCONTROL_H
-
-#include "llboost.h"
-#include "llevent.h"
-#include "llstring.h"
-#include "llrect.h"
-#include "llrefcount.h"
-#include "llinstancetracker.h"
-
-#include <vector>
-
-// *NOTE: boost::visit_each<> generates warning 4675 on .net 2003
-// Disable the warning for the boost includes.
-#if LL_WINDOWS
-# if (_MSC_VER >= 1300 && _MSC_VER < 1400)
-#   pragma warning(push)
-#   pragma warning( disable : 4675 )
-# endif
-#endif
-
-#include <boost/bind.hpp>
-
-#if LL_WINDOWS
-    #pragma warning (push)
-    #pragma warning (disable : 4263) // boost::signals2::expired_slot::what() has const mismatch
-    #pragma warning (disable : 4264)
-#endif
-#include <boost/signals2.hpp>
-#if LL_WINDOWS
-    #pragma warning (pop)
-#endif
-
-#if LL_WINDOWS
-# if (_MSC_VER >= 1300 && _MSC_VER < 1400)
-#   pragma warning(pop)
-# endif
-#endif
-
-class LLVector3;
-class LLVector3d;
-class LLQuaternion;
-class LLColor4;
-class LLColor3;
-
-// if this is changed, also modify mTypeString in llcontrol.h
-typedef enum e_control_type
-{
-    TYPE_U32 = 0,
-    TYPE_S32,
-    TYPE_F32,
-    TYPE_BOOLEAN,
-    TYPE_STRING,
-    TYPE_VEC3,
-    TYPE_VEC3D,
-    TYPE_QUAT,
-    TYPE_RECT,
-    TYPE_COL4,
-    TYPE_COL3,
-    TYPE_LLSD,
-    TYPE_COUNT
-} eControlType;
-
-class LLControlVariable : public LLRefCount
-{
-    LOG_CLASS(LLControlVariable);
-
-    friend class LLControlGroup;
-
-public:
-    typedef boost::signals2::signal<bool(LLControlVariable* control, const LLSD&), boost_boolean_combiner> validate_signal_t;
-    typedef boost::signals2::signal<void(LLControlVariable* control, const LLSD&, const LLSD&)> commit_signal_t;
-
-    enum ePersist
-    {
-        PERSIST_NO,                 // don't save this var
-        PERSIST_NONDFT,             // save this var if differs from default
-        PERSIST_ALWAYS              // save this var even if has default value
-    };
-
-private:
-    std::string     mName;
-    std::string     mComment;
-    eControlType    mType;
-    ePersist        mPersist;
-    bool            mHideFromSettingsEditor;
-    std::vector<LLSD> mValues;
-
-    commit_signal_t mCommitSignal;
-    validate_signal_t mValidateSignal;
-
-public:
-    LLControlVariable(const std::string& name, eControlType type,
-                      LLSD initial, const std::string& comment,
-                      ePersist persist = PERSIST_NONDFT, bool hidefromsettingseditor = false);
-
-    virtual ~LLControlVariable();
-
-    const std::string& getName() const { return mName; }
-    const std::string& getComment() const { return mComment; }
-
-    eControlType type()     { return mType; }
-    bool isType(eControlType tp) { return tp == mType; }
-
-    void resetToDefault(bool fire_signal = false);
-
-    commit_signal_t* getSignal() { return &mCommitSignal; } // shorthand for commit signal
-    commit_signal_t* getCommitSignal() { return &mCommitSignal; }
-    validate_signal_t* getValidateSignal() { return &mValidateSignal; }
-
-    bool isDefault() { return (mValues.size() == 1); }
-    bool shouldSave(bool nondefault_only);
-    bool isPersisted() { return mPersist != PERSIST_NO; }
-    bool isHiddenFromSettingsEditor() { return mHideFromSettingsEditor; }
-    LLSD get()          const   { return getValue(); }
-    LLSD getValue()     const   { return mValues.back(); }
-    LLSD getDefault()   const   { return mValues.front(); }
-    LLSD getSaveValue() const;
-
-    void set(const LLSD& val)   { setValue(val); }
-    void setValue(const LLSD& value, bool saved_value = true);
-    void setDefaultValue(const LLSD& value);
-    void setPersist(ePersist);
-    void setHiddenFromSettingsEditor(bool hide);
-    void setComment(const std::string& comment);
-
-private:
-    void firePropertyChanged(const LLSD &pPreviousValue)
-    {
-        mCommitSignal(this, mValues.back(), pPreviousValue);
-    }
-    LLSD getComparableValue(const LLSD& value);
-    bool llsd_compare(const LLSD& a, const LLSD & b);
-};
-
-typedef LLPointer<LLControlVariable> LLControlVariablePtr;
-
-//! Helper functions for converting between static types and LLControl values
-template <class T>
-eControlType get_control_type()
-{
-    LL_WARNS() << "Usupported control type: " << typeid(T).name() << "." << LL_ENDL;
-    return TYPE_COUNT;
-}
-
-template <class T>
-LLSD convert_to_llsd(const T& in)
-{
-    // default implementation
-    return LLSD(in);
-}
-
-template <class T>
-T convert_from_llsd(const LLSD& sd, eControlType type, std::string_view control_name)
-{
-    // needs specialization
-    return T(sd);
-}
-
-//const U32 STRING_CACHE_SIZE = 10000;
-class LLControlGroup : public LLInstanceTracker<LLControlGroup, std::string>
-{
-    LOG_CLASS(LLControlGroup);
-
-protected:
-    typedef std::map<std::string, LLControlVariablePtr > ctrl_name_table_t;
-    ctrl_name_table_t mNameTable;
-    static const std::string mTypeString[TYPE_COUNT];
-
-public:
-    static eControlType typeStringToEnum(const std::string& typestr);
-    static std::string typeEnumToString(eControlType typeenum);
-
-    LLControlGroup(const std::string& name);
-    ~LLControlGroup();
-    void cleanup();
-
-    LLControlVariablePtr getControl(std::string_view name);
-
-    struct ApplyFunctor
-    {
-        virtual ~ApplyFunctor() {};
-        virtual void apply(const std::string& name, LLControlVariable* control) = 0;
-    };
-    void applyToAll(ApplyFunctor* func);
-
-    LLControlVariable* declareControl(const std::string& name, eControlType type, const LLSD initial_val, const std::string& comment, LLControlVariable::ePersist persist, bool hidefromsettingseditor = false);
-    LLControlVariable* declareU32(const std::string& name, U32 initial_val, const std::string& comment, LLControlVariable::ePersist persist = LLControlVariable::PERSIST_NONDFT);
-    LLControlVariable* declareS32(const std::string& name, S32 initial_val, const std::string& comment, LLControlVariable::ePersist persist = LLControlVariable::PERSIST_NONDFT);
-    LLControlVariable* declareF32(const std::string& name, F32 initial_val, const std::string& comment, LLControlVariable::ePersist persist = LLControlVariable::PERSIST_NONDFT);
-    LLControlVariable* declareBOOL(const std::string& name, bool initial_val, const std::string& comment, LLControlVariable::ePersist persist = LLControlVariable::PERSIST_NONDFT);
-    LLControlVariable* declareString(const std::string& name, const std::string &initial_val, const std::string& comment, LLControlVariable::ePersist persist = LLControlVariable::PERSIST_NONDFT);
-    LLControlVariable* declareVec3(const std::string& name, const LLVector3 &initial_val,const std::string& comment,  LLControlVariable::ePersist persist = LLControlVariable::PERSIST_NONDFT);
-    LLControlVariable* declareVec3d(const std::string& name, const LLVector3d &initial_val, const std::string& comment, LLControlVariable::ePersist persist = LLControlVariable::PERSIST_NONDFT);
-    LLControlVariable* declareQuat(const std::string& name, const LLQuaternion &initial_val, const std::string& comment, LLControlVariable::ePersist persist = LLControlVariable::PERSIST_NONDFT);
-    LLControlVariable* declareRect(const std::string& name, const LLRect &initial_val, const std::string& comment, LLControlVariable::ePersist persist = LLControlVariable::PERSIST_NONDFT);
-    LLControlVariable* declareColor4(const std::string& name, const LLColor4 &initial_val, const std::string& comment, LLControlVariable::ePersist persist = LLControlVariable::PERSIST_NONDFT);
-    LLControlVariable* declareColor3(const std::string& name, const LLColor3 &initial_val, const std::string& comment, LLControlVariable::ePersist persist = LLControlVariable::PERSIST_NONDFT);
-    LLControlVariable* declareLLSD(const std::string& name, const LLSD &initial_val, const std::string& comment, LLControlVariable::ePersist persist = LLControlVariable::PERSIST_NONDFT);
-
-    std::string getString(std::string_view name);
-    std::string getText(std::string_view name);
-    bool        getBOOL(std::string_view name);
-    S32         getS32(std::string_view name);
-    F32         getF32(std::string_view name);
-    U32         getU32(std::string_view name);
-
-    LLWString   getWString(std::string_view name);
-    LLVector3   getVector3(std::string_view name);
-    LLVector3d  getVector3d(std::string_view name);
-    LLRect      getRect(std::string_view name);
-    LLSD        getLLSD(std::string_view name);
-    LLQuaternion    getQuaternion(std::string_view name);
-
-    LLColor4    getColor(std::string_view name);
-    LLColor4    getColor4(std::string_view name);
-    LLColor3    getColor3(std::string_view name);
-
-    LLSD        asLLSD(bool diffs_only);
-
-    // generic getter
-    template<typename T> T get(std::string_view name)
-    {
-        LL_PROFILE_ZONE_SCOPED_CATEGORY_LLSD;
-        LLControlVariable* control = getControl(name);
-        LLSD value;
-        eControlType type = TYPE_COUNT;
-
-        if (control)
-        {
-            value = control->get();
-            type = control->type();
-        }
-        else
-        {
-            LL_WARNS() << "Control " << name << " not found." << LL_ENDL;
-            return T();
-        }
-        return convert_from_llsd<T>(value, type, name);
-    }
-
-    void    setBOOL(std::string_view name, bool val);
-    void    setS32(std::string_view name, S32 val);
-    void    setF32(std::string_view name, F32 val);
-    void    setU32(std::string_view name, U32 val);
-    void    setString(std::string_view  name, const std::string& val);
-    void    setVector3(std::string_view name, const LLVector3 &val);
-    void    setVector3d(std::string_view name, const LLVector3d &val);
-    void    setQuaternion(std::string_view name, const LLQuaternion &val);
-    void    setRect(std::string_view name, const LLRect &val);
-    void    setColor4(std::string_view name, const LLColor4 &val);
-    void    setLLSD(std::string_view name, const LLSD& val);
-
-    // type agnostic setter that takes LLSD
-    void    setUntypedValue(std::string_view name, const LLSD& val);
-
-    // generic setter
-    template<typename T> void set(std::string_view name, const T& val)
-    {
-        LLControlVariable* control = getControl(name);
-
-        if (control && control->isType(get_control_type<T>()))
-        {
-            control->set(convert_to_llsd(val));
-        }
-        else
-        {
-            LL_WARNS() << "Invalid control " << name << LL_ENDL;
-        }
-    }
-
-    bool    controlExists(const std::string& name);
-
-    // Returns number of controls loaded, 0 if failed
-    // If require_declaration is false, will auto-declare controls it finds
-    // as the given type.
-    U32 loadFromFileLegacy(const std::string& filename, bool require_declaration = true, eControlType declare_as = TYPE_STRING);
-    U32 saveToFile(const std::string& filename, bool nondefault_only);
-    U32 loadFromFile(const std::string& filename, bool default_values = false, bool save_values = true);
-    void    resetToDefaults();
-    void    incrCount(std::string_view name);
-
-    bool    mSettingsProfile;
-};
-
-
-//! Publish/Subscribe object to interact with LLControlGroups.
-
-//! Use an LLCachedControl instance to connect to a LLControlVariable
-//! without have to manually create and bind a listener to a local
-//! object.
-template <class T>
-class LLControlCache : public LLRefCount, public LLInstanceTracker<LLControlCache<T>, std::string>
-{
-public:
-    // This constructor will declare a control if it doesn't exist in the contol group
-    LLControlCache(LLControlGroup& group,
-                    const std::string& name,
-                    const T& default_value,
-                    const std::string& comment)
-    :   LLInstanceTracker<LLControlCache<T>, std::string >(name)
-    {
-        if(!group.controlExists(name))
-        {
-            if(!declareTypedControl(group, name, default_value, comment))
-            {
-                LL_ERRS() << "The control could not be created!!!" << LL_ENDL;
-            }
-        }
-
-        bindToControl(group, name);
-    }
-
-    LLControlCache(LLControlGroup& group,
-                    const std::string& name)
-    :   LLInstanceTracker<LLControlCache<T>, std::string >(name)
-    {
-        if(!group.controlExists(name))
-        {
-            LL_ERRS() << "Control named " << name << "not found." << LL_ENDL;
-        }
-
-        bindToControl(group, name);
-    }
-
-    ~LLControlCache()
-    {
-    }
-
-    const T& getValue() const { return mCachedValue; }
-
-private:
-    void bindToControl(LLControlGroup& group, const std::string& name)
-    {
-        LLControlVariablePtr controlp = group.getControl(name);
-        mType = controlp->type();
-        mCachedValue = convert_from_llsd<T>(controlp->get(), mType, name);
-
-        // Add a listener to the controls signal...
-        // NOTE: All listeners connected to 0 group, for guaranty that variable handlers (gSavedSettings) call last
-        mConnection = controlp->getSignal()->connect(0,
-            boost::bind(&LLControlCache<T>::handleValueChange, this, _2)
-            );
-        mType = controlp->type();
-    }
-    bool declareTypedControl(LLControlGroup& group,
-                            const std::string& name,
-                             const T& default_value,
-                             const std::string& comment)
-    {
-        LLSD init_value;
-        eControlType type = get_control_type<T>();
-        init_value = convert_to_llsd(default_value);
-        if(type < TYPE_COUNT)
-        {
-            group.declareControl(name, type, init_value, comment, LLControlVariable::PERSIST_NO);
-            return true;
-        }
-        return false;
-    }
-
-    bool handleValueChange(const LLSD& newvalue)
-    {
-        mCachedValue = convert_from_llsd<T>(newvalue, mType, "");
-        return true;
-    }
-
-private:
-    T                           mCachedValue;
-    eControlType                mType;
-    boost::signals2::scoped_connection  mConnection;
-};
-
-template <typename T>
-class LLCachedControl
-{
-public:
-    LLCachedControl(LLControlGroup& group,
-                    const std::string& name,
-                    const T& default_value,
-                    const std::string& comment = "Declared In Code")
-    {
-        mCachedControlPtr = LLControlCache<T>::getInstance(name).get();
-        if (! mCachedControlPtr)
-        {
-            mCachedControlPtr = new LLControlCache<T>(group, name, default_value, comment);
-        }
-    }
-
-    LLCachedControl(LLControlGroup& group,
-                    const std::string& name)
-    {
-        mCachedControlPtr = LLControlCache<T>::getInstance(name).get();
-        if (! mCachedControlPtr)
-        {
-            mCachedControlPtr = new LLControlCache<T>(group, name);
-        }
-    }
-
-    operator const T&() const { return mCachedControlPtr->getValue(); }
-    operator boost::function<const T&()> () const { return boost::function<const T&()>(*this); }
-    const T& operator()() { return mCachedControlPtr->getValue(); }
-
-private:
-    LLPointer<LLControlCache<T> > mCachedControlPtr;
-};
-
-template <> eControlType get_control_type<U32>();
-template <> eControlType get_control_type<S32>();
-template <> eControlType get_control_type<F32>();
-template <> eControlType get_control_type<bool>();
-template <> eControlType get_control_type<std::string>();
-template <> eControlType get_control_type<LLVector3>();
-template <> eControlType get_control_type<LLVector3d>();
-template <> eControlType get_control_type<LLQuaternion>();
-template <> eControlType get_control_type<LLRect>();
-template <> eControlType get_control_type<LLColor4>();
-template <> eControlType get_control_type<LLColor3>();
-template <> eControlType get_control_type<LLSD>();
-
-template <> LLSD convert_to_llsd<U32>(const U32& in);
-template <> LLSD convert_to_llsd<LLVector3>(const LLVector3& in);
-template <> LLSD convert_to_llsd<LLVector3d>(const LLVector3d& in);
-template <> LLSD convert_to_llsd<LLQuaternion>(const LLQuaternion& in);
-template <> LLSD convert_to_llsd<LLRect>(const LLRect& in);
-template <> LLSD convert_to_llsd<LLColor4>(const LLColor4& in);
-template <> LLSD convert_to_llsd<LLColor3>(const LLColor3& in);
-
-template<> std::string convert_from_llsd<std::string>(const LLSD& sd, eControlType type, std::string_view control_name);
-template<> LLWString convert_from_llsd<LLWString>(const LLSD& sd, eControlType type, std::string_view control_name);
-template<> LLVector3 convert_from_llsd<LLVector3>(const LLSD& sd, eControlType type, std::string_view control_name);
-template<> LLVector3d convert_from_llsd<LLVector3d>(const LLSD& sd, eControlType type, std::string_view control_name);
-template<> LLQuaternion convert_from_llsd<LLQuaternion>(const LLSD& sd, eControlType type, std::string_view control_name);
-template<> LLRect convert_from_llsd<LLRect>(const LLSD& sd, eControlType type, std::string_view control_name);
-template<> bool convert_from_llsd<bool>(const LLSD& sd, eControlType type, std::string_view control_name);
-template<> S32 convert_from_llsd<S32>(const LLSD& sd, eControlType type, std::string_view control_name);
-template<> F32 convert_from_llsd<F32>(const LLSD& sd, eControlType type, std::string_view control_name);
-template<> U32 convert_from_llsd<U32>(const LLSD& sd, eControlType type, std::string_view control_name);
-template<> LLColor3 convert_from_llsd<LLColor3>(const LLSD& sd, eControlType type, std::string_view control_name);
-template<> LLColor4 convert_from_llsd<LLColor4>(const LLSD& sd, eControlType type, std::string_view control_name);
-template<> LLSD convert_from_llsd<LLSD>(const LLSD& sd, eControlType type, std::string_view control_name);
-
-//#define TEST_CACHED_CONTROL 1
-#ifdef TEST_CACHED_CONTROL
-void test_cached_control();
-#endif // TEST_CACHED_CONTROL
-
-#endif
+/**
+ * @file llcontrol.h
+ * @brief A mechanism for storing "control state" for a program
+ *
+ * $LicenseInfo:firstyear=2001&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_LLCONTROL_H
+#define LL_LLCONTROL_H
+
+#include "llboost.h"
+#include "llevent.h"
+#include "llstring.h"
+#include "llrect.h"
+#include "llrefcount.h"
+#include "llinstancetracker.h"
+
+#include <vector>
+
+// *NOTE: boost::visit_each<> generates warning 4675 on .net 2003
+// Disable the warning for the boost includes.
+#if LL_WINDOWS
+# if (_MSC_VER >= 1300 && _MSC_VER < 1400)
+#   pragma warning(push)
+#   pragma warning( disable : 4675 )
+# endif
+#endif
+
+#include <boost/bind.hpp>
+
+#if LL_WINDOWS
+    #pragma warning (push)
+    #pragma warning (disable : 4263) // boost::signals2::expired_slot::what() has const mismatch
+    #pragma warning (disable : 4264)
+#endif
+#include <boost/signals2.hpp>
+#if LL_WINDOWS
+    #pragma warning (pop)
+#endif
+
+#if LL_WINDOWS
+# if (_MSC_VER >= 1300 && _MSC_VER < 1400)
+#   pragma warning(pop)
+# endif
+#endif
+
+class LLVector3;
+class LLVector3d;
+class LLQuaternion;
+class LLColor4;
+class LLColor3;
+
+// if this is changed, also modify mTypeString in llcontrol.h
+typedef enum e_control_type
+{
+    TYPE_U32 = 0,
+    TYPE_S32,
+    TYPE_F32,
+    TYPE_BOOLEAN,
+    TYPE_STRING,
+    TYPE_VEC3,
+    TYPE_VEC3D,
+    TYPE_QUAT,
+    TYPE_RECT,
+    TYPE_COL4,
+    TYPE_COL3,
+    TYPE_LLSD,
+    TYPE_COUNT
+} eControlType;
+
+class LLControlVariable : public LLRefCount
+{
+    LOG_CLASS(LLControlVariable);
+
+    friend class LLControlGroup;
+
+public:
+    typedef boost::signals2::signal<bool(LLControlVariable* control, const LLSD&), boost_boolean_combiner> validate_signal_t;
+    typedef boost::signals2::signal<void(LLControlVariable* control, const LLSD&, const LLSD&)> commit_signal_t;
+
+    enum ePersist
+    {
+        PERSIST_NO,                 // don't save this var
+        PERSIST_NONDFT,             // save this var if differs from default
+        PERSIST_ALWAYS              // save this var even if has default value
+    };
+
+private:
+    std::string     mName;
+    std::string     mComment;
+    eControlType    mType;
+    ePersist        mPersist;
+    bool            mHideFromSettingsEditor;
+    std::vector<LLSD> mValues;
+
+    commit_signal_t mCommitSignal;
+    validate_signal_t mValidateSignal;
+
+public:
+    LLControlVariable(const std::string& name, eControlType type,
+                      LLSD initial, const std::string& comment,
+                      ePersist persist = PERSIST_NONDFT, bool hidefromsettingseditor = false);
+
+    virtual ~LLControlVariable();
+
+    const std::string& getName() const { return mName; }
+    const std::string& getComment() const { return mComment; }
+
+    eControlType type()     { return mType; }
+    bool isType(eControlType tp) { return tp == mType; }
+
+    void resetToDefault(bool fire_signal = false);
+
+    commit_signal_t* getSignal() { return &mCommitSignal; } // shorthand for commit signal
+    commit_signal_t* getCommitSignal() { return &mCommitSignal; }
+    validate_signal_t* getValidateSignal() { return &mValidateSignal; }
+
+    bool isDefault() { return (mValues.size() == 1); }
+    bool shouldSave(bool nondefault_only);
+    bool isPersisted() { return mPersist != PERSIST_NO; }
+    bool isHiddenFromSettingsEditor() { return mHideFromSettingsEditor; }
+    LLSD get()          const   { return getValue(); }
+    LLSD getValue()     const   { return mValues.back(); }
+    LLSD getDefault()   const   { return mValues.front(); }
+    LLSD getSaveValue() const;
+
+    void set(const LLSD& val)   { setValue(val); }
+    void setValue(const LLSD& value, bool saved_value = true);
+    void setDefaultValue(const LLSD& value);
+    void setPersist(ePersist);
+    void setHiddenFromSettingsEditor(bool hide);
+    void setComment(const std::string& comment);
+
+private:
+    void firePropertyChanged(const LLSD &pPreviousValue)
+    {
+        mCommitSignal(this, mValues.back(), pPreviousValue);
+    }
+    LLSD getComparableValue(const LLSD& value);
+    bool llsd_compare(const LLSD& a, const LLSD & b);
+};
+
+typedef LLPointer<LLControlVariable> LLControlVariablePtr;
+
+//! Helper functions for converting between static types and LLControl values
+template <class T>
+eControlType get_control_type()
+{
+    LL_WARNS() << "Usupported control type: " << typeid(T).name() << "." << LL_ENDL;
+    return TYPE_COUNT;
+}
+
+template <class T>
+LLSD convert_to_llsd(const T& in)
+{
+    // default implementation
+    return LLSD(in);
+}
+
+template <class T>
+T convert_from_llsd(const LLSD& sd, eControlType type, std::string_view control_name)
+{
+    // needs specialization
+    return T(sd);
+}
+
+//const U32 STRING_CACHE_SIZE = 10000;
+class LLControlGroup : public LLInstanceTracker<LLControlGroup, std::string>
+{
+    LOG_CLASS(LLControlGroup);
+
+protected:
+    typedef std::map<std::string, LLControlVariablePtr > ctrl_name_table_t;
+    ctrl_name_table_t mNameTable;
+    static const std::string mTypeString[TYPE_COUNT];
+
+public:
+    static eControlType typeStringToEnum(const std::string& typestr);
+    static std::string typeEnumToString(eControlType typeenum);
+
+    LLControlGroup(const std::string& name);
+    ~LLControlGroup();
+    void cleanup();
+
+    LLControlVariablePtr getControl(std::string_view name);
+
+    struct ApplyFunctor
+    {
+        virtual ~ApplyFunctor() {};
+        virtual void apply(const std::string& name, LLControlVariable* control) = 0;
+    };
+    void applyToAll(ApplyFunctor* func);
+
+    LLControlVariable* declareControl(const std::string& name, eControlType type, const LLSD initial_val, const std::string& comment, LLControlVariable::ePersist persist, bool hidefromsettingseditor = false);
+    LLControlVariable* declareU32(const std::string& name, U32 initial_val, const std::string& comment, LLControlVariable::ePersist persist = LLControlVariable::PERSIST_NONDFT);
+    LLControlVariable* declareS32(const std::string& name, S32 initial_val, const std::string& comment, LLControlVariable::ePersist persist = LLControlVariable::PERSIST_NONDFT);
+    LLControlVariable* declareF32(const std::string& name, F32 initial_val, const std::string& comment, LLControlVariable::ePersist persist = LLControlVariable::PERSIST_NONDFT);
+    LLControlVariable* declareBOOL(const std::string& name, bool initial_val, const std::string& comment, LLControlVariable::ePersist persist = LLControlVariable::PERSIST_NONDFT);
+    LLControlVariable* declareString(const std::string& name, const std::string &initial_val, const std::string& comment, LLControlVariable::ePersist persist = LLControlVariable::PERSIST_NONDFT);
+    LLControlVariable* declareVec3(const std::string& name, const LLVector3 &initial_val,const std::string& comment,  LLControlVariable::ePersist persist = LLControlVariable::PERSIST_NONDFT);
+    LLControlVariable* declareVec3d(const std::string& name, const LLVector3d &initial_val, const std::string& comment, LLControlVariable::ePersist persist = LLControlVariable::PERSIST_NONDFT);
+    LLControlVariable* declareQuat(const std::string& name, const LLQuaternion &initial_val, const std::string& comment, LLControlVariable::ePersist persist = LLControlVariable::PERSIST_NONDFT);
+    LLControlVariable* declareRect(const std::string& name, const LLRect &initial_val, const std::string& comment, LLControlVariable::ePersist persist = LLControlVariable::PERSIST_NONDFT);
+    LLControlVariable* declareColor4(const std::string& name, const LLColor4 &initial_val, const std::string& comment, LLControlVariable::ePersist persist = LLControlVariable::PERSIST_NONDFT);
+    LLControlVariable* declareColor3(const std::string& name, const LLColor3 &initial_val, const std::string& comment, LLControlVariable::ePersist persist = LLControlVariable::PERSIST_NONDFT);
+    LLControlVariable* declareLLSD(const std::string& name, const LLSD &initial_val, const std::string& comment, LLControlVariable::ePersist persist = LLControlVariable::PERSIST_NONDFT);
+
+    std::string getString(std::string_view name);
+    std::string getText(std::string_view name);
+    bool        getBOOL(std::string_view name);
+    S32         getS32(std::string_view name);
+    F32         getF32(std::string_view name);
+    U32         getU32(std::string_view name);
+
+    LLWString   getWString(std::string_view name);
+    LLVector3   getVector3(std::string_view name);
+    LLVector3d  getVector3d(std::string_view name);
+    LLRect      getRect(std::string_view name);
+    LLSD        getLLSD(std::string_view name);
+    LLQuaternion    getQuaternion(std::string_view name);
+
+    LLColor4    getColor(std::string_view name);
+    LLColor4    getColor4(std::string_view name);
+    LLColor3    getColor3(std::string_view name);
+
+    LLSD        asLLSD(bool diffs_only);
+
+    // generic getter
+    template<typename T> T get(std::string_view name)
+    {
+        LL_PROFILE_ZONE_SCOPED_CATEGORY_LLSD;
+        LLControlVariable* control = getControl(name);
+        LLSD value;
+        eControlType type = TYPE_COUNT;
+
+        if (control)
+        {
+            value = control->get();
+            type = control->type();
+        }
+        else
+        {
+            LL_WARNS() << "Control " << name << " not found." << LL_ENDL;
+            return T();
+        }
+        return convert_from_llsd<T>(value, type, name);
+    }
+
+    void    setBOOL(std::string_view name, bool val);
+    void    setS32(std::string_view name, S32 val);
+    void    setF32(std::string_view name, F32 val);
+    void    setU32(std::string_view name, U32 val);
+    void    setString(std::string_view  name, const std::string& val);
+    void    setVector3(std::string_view name, const LLVector3 &val);
+    void    setVector3d(std::string_view name, const LLVector3d &val);
+    void    setQuaternion(std::string_view name, const LLQuaternion &val);
+    void    setRect(std::string_view name, const LLRect &val);
+    void    setColor4(std::string_view name, const LLColor4 &val);
+    void    setLLSD(std::string_view name, const LLSD& val);
+
+    // type agnostic setter that takes LLSD
+    void    setUntypedValue(std::string_view name, const LLSD& val);
+
+    // generic setter
+    template<typename T> void set(std::string_view name, const T& val)
+    {
+        LLControlVariable* control = getControl(name);
+
+        if (control && control->isType(get_control_type<T>()))
+        {
+            control->set(convert_to_llsd(val));
+        }
+        else
+        {
+            LL_WARNS() << "Invalid control " << name << LL_ENDL;
+        }
+    }
+
+    bool    controlExists(const std::string& name);
+
+    // Returns number of controls loaded, 0 if failed
+    // If require_declaration is false, will auto-declare controls it finds
+    // as the given type.
+    U32 loadFromFileLegacy(const std::string& filename, bool require_declaration = true, eControlType declare_as = TYPE_STRING);
+    U32 saveToFile(const std::string& filename, bool nondefault_only);
+    U32 loadFromFile(const std::string& filename, bool default_values = false, bool save_values = true);
+    void    resetToDefaults();
+    void    incrCount(std::string_view name);
+
+    bool    mSettingsProfile;
+};
+
+
+//! Publish/Subscribe object to interact with LLControlGroups.
+
+//! Use an LLCachedControl instance to connect to a LLControlVariable
+//! without have to manually create and bind a listener to a local
+//! object.
+template <class T>
+class LLControlCache : public LLRefCount, public LLInstanceTracker<LLControlCache<T>, std::string>
+{
+public:
+    // This constructor will declare a control if it doesn't exist in the contol group
+    LLControlCache(LLControlGroup& group,
+                    const std::string& name,
+                    const T& default_value,
+                    const std::string& comment)
+    :   LLInstanceTracker<LLControlCache<T>, std::string >(name)
+    {
+        if(!group.controlExists(name))
+        {
+            if(!declareTypedControl(group, name, default_value, comment))
+            {
+                LL_ERRS() << "The control could not be created!!!" << LL_ENDL;
+            }
+        }
+
+        bindToControl(group, name);
+    }
+
+    LLControlCache(LLControlGroup& group,
+                    const std::string& name)
+    :   LLInstanceTracker<LLControlCache<T>, std::string >(name)
+    {
+        if(!group.controlExists(name))
+        {
+            LL_ERRS() << "Control named " << name << "not found." << LL_ENDL;
+        }
+
+        bindToControl(group, name);
+    }
+
+    ~LLControlCache()
+    {
+    }
+
+    const T& getValue() const { return mCachedValue; }
+
+private:
+    void bindToControl(LLControlGroup& group, const std::string& name)
+    {
+        LLControlVariablePtr controlp = group.getControl(name);
+        mType = controlp->type();
+        mCachedValue = convert_from_llsd<T>(controlp->get(), mType, name);
+
+        // Add a listener to the controls signal...
+        // NOTE: All listeners connected to 0 group, for guaranty that variable handlers (gSavedSettings) call last
+        mConnection = controlp->getSignal()->connect(0,
+            boost::bind(&LLControlCache<T>::handleValueChange, this, _2)
+            );
+        mType = controlp->type();
+    }
+    bool declareTypedControl(LLControlGroup& group,
+                            const std::string& name,
+                             const T& default_value,
+                             const std::string& comment)
+    {
+        LLSD init_value;
+        eControlType type = get_control_type<T>();
+        init_value = convert_to_llsd(default_value);
+        if(type < TYPE_COUNT)
+        {
+            group.declareControl(name, type, init_value, comment, LLControlVariable::PERSIST_NO);
+            return true;
+        }
+        return false;
+    }
+
+    bool handleValueChange(const LLSD& newvalue)
+    {
+        mCachedValue = convert_from_llsd<T>(newvalue, mType, "");
+        return true;
+    }
+
+private:
+    T                           mCachedValue;
+    eControlType                mType;
+    boost::signals2::scoped_connection  mConnection;
+};
+
+template <typename T>
+class LLCachedControl
+{
+public:
+    LLCachedControl(LLControlGroup& group,
+                    const std::string& name,
+                    const T& default_value,
+                    const std::string& comment = "Declared In Code")
+    {
+        mCachedControlPtr = LLControlCache<T>::getInstance(name).get();
+        if (! mCachedControlPtr)
+        {
+            mCachedControlPtr = new LLControlCache<T>(group, name, default_value, comment);
+        }
+    }
+
+    LLCachedControl(LLControlGroup& group,
+                    const std::string& name)
+    {
+        mCachedControlPtr = LLControlCache<T>::getInstance(name).get();
+        if (! mCachedControlPtr)
+        {
+            mCachedControlPtr = new LLControlCache<T>(group, name);
+        }
+    }
+
+    operator const T&() const { return mCachedControlPtr->getValue(); }
+    operator boost::function<const T&()> () const { return boost::function<const T&()>(*this); }
+    const T& operator()() { return mCachedControlPtr->getValue(); }
+
+private:
+    LLPointer<LLControlCache<T> > mCachedControlPtr;
+};
+
+template <> eControlType get_control_type<U32>();
+template <> eControlType get_control_type<S32>();
+template <> eControlType get_control_type<F32>();
+template <> eControlType get_control_type<bool>();
+template <> eControlType get_control_type<std::string>();
+template <> eControlType get_control_type<LLVector3>();
+template <> eControlType get_control_type<LLVector3d>();
+template <> eControlType get_control_type<LLQuaternion>();
+template <> eControlType get_control_type<LLRect>();
+template <> eControlType get_control_type<LLColor4>();
+template <> eControlType get_control_type<LLColor3>();
+template <> eControlType get_control_type<LLSD>();
+
+template <> LLSD convert_to_llsd<U32>(const U32& in);
+template <> LLSD convert_to_llsd<LLVector3>(const LLVector3& in);
+template <> LLSD convert_to_llsd<LLVector3d>(const LLVector3d& in);
+template <> LLSD convert_to_llsd<LLQuaternion>(const LLQuaternion& in);
+template <> LLSD convert_to_llsd<LLRect>(const LLRect& in);
+template <> LLSD convert_to_llsd<LLColor4>(const LLColor4& in);
+template <> LLSD convert_to_llsd<LLColor3>(const LLColor3& in);
+
+template<> std::string convert_from_llsd<std::string>(const LLSD& sd, eControlType type, std::string_view control_name);
+template<> LLWString convert_from_llsd<LLWString>(const LLSD& sd, eControlType type, std::string_view control_name);
+template<> LLVector3 convert_from_llsd<LLVector3>(const LLSD& sd, eControlType type, std::string_view control_name);
+template<> LLVector3d convert_from_llsd<LLVector3d>(const LLSD& sd, eControlType type, std::string_view control_name);
+template<> LLQuaternion convert_from_llsd<LLQuaternion>(const LLSD& sd, eControlType type, std::string_view control_name);
+template<> LLRect convert_from_llsd<LLRect>(const LLSD& sd, eControlType type, std::string_view control_name);
+template<> bool convert_from_llsd<bool>(const LLSD& sd, eControlType type, std::string_view control_name);
+template<> S32 convert_from_llsd<S32>(const LLSD& sd, eControlType type, std::string_view control_name);
+template<> F32 convert_from_llsd<F32>(const LLSD& sd, eControlType type, std::string_view control_name);
+template<> U32 convert_from_llsd<U32>(const LLSD& sd, eControlType type, std::string_view control_name);
+template<> LLColor3 convert_from_llsd<LLColor3>(const LLSD& sd, eControlType type, std::string_view control_name);
+template<> LLColor4 convert_from_llsd<LLColor4>(const LLSD& sd, eControlType type, std::string_view control_name);
+template<> LLSD convert_from_llsd<LLSD>(const LLSD& sd, eControlType type, std::string_view control_name);
+
+//#define TEST_CACHED_CONTROL 1
+#ifdef TEST_CACHED_CONTROL
+void test_cached_control();
+#endif // TEST_CACHED_CONTROL
+
+#endif
diff --git a/indra/llxml/llxmlnode.cpp b/indra/llxml/llxmlnode.cpp
index e7ea5a9fad..5e98af8412 100644
--- a/indra/llxml/llxmlnode.cpp
+++ b/indra/llxml/llxmlnode.cpp
@@ -1,3268 +1,3268 @@
-/**
- * @file llxmlnode.cpp
- * @author Tom Yedwab
- * @brief LLXMLNode implementation
- *
- * $LicenseInfo:firstyear=2005&license=viewerlgpl$
- * Second Life Viewer Source Code
- * Copyright (C) 2010, Linden Research, Inc.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation;
- * version 2.1 of the License only.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
- *
- * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
- * $/LicenseInfo$
- */
-
-#include "linden_common.h"
-
-#include <iostream>
-#include <map>
-
-#include "llxmlnode.h"
-
-#include "v3color.h"
-#include "v4color.h"
-#include "v4coloru.h"
-#include "v3math.h"
-#include "v3dmath.h"
-#include "v4math.h"
-#include "llquaternion.h"
-#include "llstring.h"
-#include "lluuid.h"
-#include "lldir.h"
-
-// static
-bool LLXMLNode::sStripEscapedStrings = true;
-bool LLXMLNode::sStripWhitespaceValues = false;
-
-LLXMLNode::LLXMLNode() :
-    mID(""),
-    mParser(NULL),
-    mIsAttribute(false),
-    mVersionMajor(0),
-    mVersionMinor(0),
-    mLength(0),
-    mPrecision(64),
-    mType(TYPE_CONTAINER),
-    mEncoding(ENCODING_DEFAULT),
-    mLineNumber(-1),
-    mParent(NULL),
-    mChildren(NULL),
-    mAttributes(),
-    mPrev(NULL),
-    mNext(NULL),
-    mName(NULL),
-    mValue(""),
-    mDefault(NULL)
-{
-}
-
-LLXMLNode::LLXMLNode(const char* name, bool is_attribute) :
-    mID(""),
-    mParser(NULL),
-    mIsAttribute(is_attribute),
-    mVersionMajor(0),
-    mVersionMinor(0),
-    mLength(0),
-    mPrecision(64),
-    mType(TYPE_CONTAINER),
-    mEncoding(ENCODING_DEFAULT),
-    mLineNumber(-1),
-    mParent(NULL),
-    mChildren(NULL),
-    mAttributes(),
-    mPrev(NULL),
-    mNext(NULL),
-    mValue(""),
-    mDefault(NULL)
-{
-    mName = gStringTable.addStringEntry(name);
-}
-
-LLXMLNode::LLXMLNode(LLStringTableEntry* name, bool is_attribute) :
-    mID(""),
-    mParser(NULL),
-    mIsAttribute(is_attribute),
-    mVersionMajor(0),
-    mVersionMinor(0),
-    mLength(0),
-    mPrecision(64),
-    mType(TYPE_CONTAINER),
-    mEncoding(ENCODING_DEFAULT),
-    mLineNumber(-1),
-    mParent(NULL),
-    mChildren(NULL),
-    mAttributes(),
-    mPrev(NULL),
-    mNext(NULL),
-    mName(name),
-    mValue(""),
-    mDefault(NULL)
-{
-}
-
-// copy constructor (except for the children)
-LLXMLNode::LLXMLNode(const LLXMLNode& rhs) :
-    mID(rhs.mID),
-    mIsAttribute(rhs.mIsAttribute),
-    mVersionMajor(rhs.mVersionMajor),
-    mVersionMinor(rhs.mVersionMinor),
-    mLength(rhs.mLength),
-    mPrecision(rhs.mPrecision),
-    mType(rhs.mType),
-    mEncoding(rhs.mEncoding),
-    mLineNumber(0),
-    mParser(NULL),
-    mParent(NULL),
-    mChildren(NULL),
-    mAttributes(),
-    mPrev(NULL),
-    mNext(NULL),
-    mName(rhs.mName),
-    mValue(rhs.mValue),
-    mDefault(rhs.mDefault)
-{
-}
-
-// returns a new copy of this node and all its children
-LLXMLNodePtr LLXMLNode::deepCopy()
-{
-    LLXMLNodePtr newnode = LLXMLNodePtr(new LLXMLNode(*this));
-    if (mChildren.notNull())
-    {
-        for (LLXMLChildList::iterator iter = mChildren->map.begin();
-             iter != mChildren->map.end(); ++iter)
-        {
-            LLXMLNodePtr temp_ptr_for_gcc(iter->second->deepCopy());
-            newnode->addChild(temp_ptr_for_gcc);
-        }
-    }
-    for (LLXMLAttribList::iterator iter = mAttributes.begin();
-         iter != mAttributes.end(); ++iter)
-    {
-        LLXMLNodePtr temp_ptr_for_gcc(iter->second->deepCopy());
-        newnode->addChild(temp_ptr_for_gcc);
-    }
-
-    return newnode;
-}
-
-// virtual
-LLXMLNode::~LLXMLNode()
-{
-    // Strictly speaking none of this should be required execept 'delete mChildren'...
-    // Sadly, that's only true if we hadn't had reference-counted smart pointers linked
-    // in three different directions. This entire class is a frightening, hard-to-maintain
-    // mess.
-    if (mChildren.notNull())
-    {
-        for (LLXMLChildList::iterator iter = mChildren->map.begin();
-             iter != mChildren->map.end(); ++iter)
-        {
-            LLXMLNodePtr child = iter->second;
-            child->mParent = NULL;
-            child->mNext = NULL;
-            child->mPrev = NULL;
-        }
-        mChildren->map.clear();
-        mChildren->head = NULL;
-        mChildren->tail = NULL;
-        mChildren = NULL;
-    }
-    for (LLXMLAttribList::iterator iter = mAttributes.begin();
-         iter != mAttributes.end(); ++iter)
-    {
-        LLXMLNodePtr attr = iter->second;
-        attr->mParent = NULL;
-        attr->mNext = NULL;
-        attr->mPrev = NULL;
-    }
-    llassert(mParent == NULL);
-    mDefault = NULL;
-}
-
-bool LLXMLNode::isNull()
-{
-    return (mName == NULL);
-}
-
-// protected
-bool LLXMLNode::removeChild(LLXMLNode *target_child)
-{
-    if (!target_child)
-    {
-        return false;
-    }
-    if (target_child->mIsAttribute)
-    {
-        LLXMLAttribList::iterator children_itr = mAttributes.find(target_child->mName);
-        if (children_itr != mAttributes.end())
-        {
-            target_child->mParent = NULL;
-            mAttributes.erase(children_itr);
-            return true;
-        }
-    }
-    else if (mChildren.notNull())
-    {
-        LLXMLChildList::iterator children_itr = mChildren->map.find(target_child->mName);
-        while (children_itr != mChildren->map.end())
-        {
-            if (target_child == children_itr->second)
-            {
-                if (target_child == mChildren->head)
-                {
-                    mChildren->head = target_child->mNext;
-                }
-                if (target_child == mChildren->tail)
-                {
-                    mChildren->tail = target_child->mPrev;
-                }
-
-                LLXMLNodePtr prev = target_child->mPrev;
-                LLXMLNodePtr next = target_child->mNext;
-                if (prev.notNull()) prev->mNext = next;
-                if (next.notNull()) next->mPrev = prev;
-
-                target_child->mPrev = NULL;
-                target_child->mNext = NULL;
-                target_child->mParent = NULL;
-                mChildren->map.erase(children_itr);
-                if (mChildren->map.empty())
-                {
-                    mChildren = NULL;
-                }
-                return true;
-            }
-            else if (children_itr->first != target_child->mName)
-            {
-                break;
-            }
-            else
-            {
-                ++children_itr;
-            }
-        }
-    }
-    return false;
-}
-
-void LLXMLNode::addChild(LLXMLNodePtr& new_child)
-{
-    if (new_child->mParent != NULL)
-    {
-        if (new_child->mParent == this)
-        {
-            return;
-        }
-        new_child->mParent->removeChild(new_child);
-    }
-
-    new_child->mParent = this;
-    if (new_child->mIsAttribute)
-    {
-        LLXMLAttribList::iterator found_it = mAttributes.find(new_child->mName);
-        if (found_it != mAttributes.end())
-        {
-            removeChild(found_it->second);
-        }
-        mAttributes.insert(std::make_pair(new_child->mName, new_child));
-    }
-    else
-    {
-        if (mChildren.isNull())
-        {
-            mChildren = new LLXMLChildren();
-            mChildren->head = new_child;
-            mChildren->tail = new_child;
-        }
-        mChildren->map.insert(std::make_pair(new_child->mName, new_child));
-
-        if (mChildren->tail != new_child)
-        {
-            mChildren->tail->mNext = new_child;
-            new_child->mPrev = mChildren->tail;
-            mChildren->tail = new_child;
-        }
-    }
-
-    new_child->updateDefault();
-}
-
-// virtual
-LLXMLNodePtr LLXMLNode::createChild(const char* name, bool is_attribute)
-{
-    return createChild(gStringTable.addStringEntry(name), is_attribute);
-}
-
-// virtual
-LLXMLNodePtr LLXMLNode::createChild(LLStringTableEntry* name, bool is_attribute)
-{
-    LLXMLNodePtr ret(new LLXMLNode(name, is_attribute));
-    ret->mID.clear();
-
-    addChild(ret);
-    return ret;
-}
-
-bool LLXMLNode::deleteChild(LLXMLNode *child)
-{
-    if (removeChild(child))
-    {
-        return true;
-    }
-    return false;
-}
-
-void LLXMLNode::setParent(LLXMLNodePtr& new_parent)
-{
-    if (new_parent.notNull())
-    {
-        LLXMLNodePtr this_ptr(this);
-        new_parent->addChild(this_ptr);
-    }
-    else
-    {
-        if (mParent != NULL)
-        {
-            LLXMLNodePtr old_parent = mParent;
-            mParent = NULL;
-            old_parent->removeChild(this);
-        }
-    }
-}
-
-
-void LLXMLNode::updateDefault()
-{
-    if (mParent != NULL && !mParent->mDefault.isNull())
-    {
-        mDefault = NULL;
-
-        // Find default value in parent's default tree
-        if (!mParent->mDefault.isNull())
-        {
-            findDefault(mParent->mDefault);
-        }
-    }
-
-    if (mChildren.notNull())
-    {
-        LLXMLChildList::const_iterator children_itr;
-        LLXMLChildList::const_iterator children_end = mChildren->map.end();
-        for (children_itr = mChildren->map.begin(); children_itr != children_end; ++children_itr)
-        {
-            LLXMLNodePtr child = (*children_itr).second;
-            child->updateDefault();
-        }
-    }
-}
-
-void XMLCALL StartXMLNode(void *userData,
-                          const XML_Char *name,
-                          const XML_Char **atts)
-{
-    // Create a new node
-    LLXMLNode *new_node_ptr = new LLXMLNode(name, false);
-
-    LLXMLNodePtr new_node = new_node_ptr;
-    new_node->mID.clear();
-    LLXMLNodePtr ptr_new_node = new_node;
-
-    // Set the parent-child relationship with the current active node
-    LLXMLNode* parent = (LLXMLNode *)userData;
-
-    if (NULL == parent)
-    {
-        LL_WARNS() << "parent (userData) is NULL; aborting function" << LL_ENDL;
-        return;
-    }
-
-    new_node_ptr->mParser = parent->mParser;
-    new_node_ptr->setLineNumber(XML_GetCurrentLineNumber(*new_node_ptr->mParser));
-
-    // Set the current active node to the new node
-    XML_Parser *parser = parent->mParser;
-    XML_SetUserData(*parser, (void *)new_node_ptr);
-
-    // Parse attributes
-    U32 pos = 0;
-    while (atts[pos] != NULL)
-    {
-        std::string attr_name = atts[pos];
-        std::string attr_value = atts[pos+1];
-
-        // Special cases
-        if ('i' == attr_name[0] && "id" == attr_name)
-        {
-            new_node->mID = attr_value;
-        }
-        else if ('v' == attr_name[0] && "version" == attr_name)
-        {
-            U32 version_major = 0;
-            U32 version_minor = 0;
-            if (sscanf(attr_value.c_str(), "%d.%d", &version_major, &version_minor) > 0)
-            {
-                new_node->mVersionMajor = version_major;
-                new_node->mVersionMinor = version_minor;
-            }
-        }
-        else if (('s' == attr_name[0] && "size" == attr_name) || ('l' == attr_name[0] && "length" == attr_name))
-        {
-            U32 length;
-            if (sscanf(attr_value.c_str(), "%d", &length) > 0)
-            {
-                new_node->mLength = length;
-            }
-        }
-        else if ('p' == attr_name[0] && "precision" == attr_name)
-        {
-            U32 precision;
-            if (sscanf(attr_value.c_str(), "%d", &precision) > 0)
-            {
-                new_node->mPrecision = precision;
-            }
-        }
-        else if ('t' == attr_name[0] && "type" == attr_name)
-        {
-            if ("boolean" == attr_value)
-            {
-                new_node->mType = LLXMLNode::TYPE_BOOLEAN;
-            }
-            else if ("integer" == attr_value)
-            {
-                new_node->mType = LLXMLNode::TYPE_INTEGER;
-            }
-            else if ("float" == attr_value)
-            {
-                new_node->mType = LLXMLNode::TYPE_FLOAT;
-            }
-            else if ("string" == attr_value)
-            {
-                new_node->mType = LLXMLNode::TYPE_STRING;
-            }
-            else if ("uuid" == attr_value)
-            {
-                new_node->mType = LLXMLNode::TYPE_UUID;
-            }
-            else if ("noderef" == attr_value)
-            {
-                new_node->mType = LLXMLNode::TYPE_NODEREF;
-            }
-        }
-        else if ('e' == attr_name[0] && "encoding" == attr_name)
-        {
-            if ("decimal" == attr_value)
-            {
-                new_node->mEncoding = LLXMLNode::ENCODING_DECIMAL;
-            }
-            else if ("hex" == attr_value)
-            {
-                new_node->mEncoding = LLXMLNode::ENCODING_HEX;
-            }
-            /*else if (attr_value == "base32")
-            {
-                new_node->mEncoding = LLXMLNode::ENCODING_BASE32;
-            }*/
-        }
-
-        // only one attribute child per description
-        LLXMLNodePtr attr_node;
-        if (!new_node->getAttribute(attr_name.c_str(), attr_node, false))
-        {
-            attr_node = new LLXMLNode(attr_name.c_str(), true);
-            attr_node->setLineNumber(XML_GetCurrentLineNumber(*new_node_ptr->mParser));
-        }
-        attr_node->setValue(attr_value);
-        new_node->addChild(attr_node);
-
-        pos += 2;
-    }
-
-    if (parent)
-    {
-        parent->addChild(new_node);
-    }
-}
-
-void XMLCALL EndXMLNode(void *userData,
-                        const XML_Char *name)
-{
-    // [FUGLY] Set the current active node to the current node's parent
-    LLXMLNode *node = (LLXMLNode *)userData;
-    XML_Parser *parser = node->mParser;
-    XML_SetUserData(*parser, (void *)node->mParent);
-    // SJB: total hack:
-    if (LLXMLNode::sStripWhitespaceValues)
-    {
-        std::string value = node->getValue();
-        bool is_empty = true;
-        for (std::string::size_type s = 0; s < value.length(); s++)
-        {
-            char c = value[s];
-            if (c != ' ' && c != '\t' && c != '\n')
-            {
-                is_empty = false;
-                break;
-            }
-        }
-        if (is_empty)
-        {
-            value.clear();
-            node->setValue(value);
-        }
-    }
-}
-
-void XMLCALL XMLData(void *userData,
-                     const XML_Char *s,
-                     int len)
-{
-    LLXMLNode* current_node = (LLXMLNode *)userData;
-    std::string value = current_node->getValue();
-    if (LLXMLNode::sStripEscapedStrings)
-    {
-        if (s[0] == '\"' && s[len-1] == '\"')
-        {
-            // Special-case: Escaped string.
-            std::string unescaped_string;
-            for (S32 pos=1; pos<len-1; ++pos)
-            {
-                if (s[pos] == '\\' && s[pos+1] == '\\')
-                {
-                    unescaped_string.append("\\");
-                    ++pos;
-                }
-                else if (s[pos] == '\\' && s[pos+1] == '\"')
-                {
-                    unescaped_string.append("\"");
-                    ++pos;
-                }
-                else
-                {
-                    unescaped_string.append(&s[pos], 1);
-                }
-            }
-            value.append(unescaped_string);
-            current_node->setValue(value);
-            return;
-        }
-    }
-    value.append(std::string(s, len));
-    current_node->setValue(value);
-}
-
-
-
-// static
-bool LLXMLNode::updateNode(
-    LLXMLNodePtr& node,
-    LLXMLNodePtr& update_node)
-{
-
-    if (!node || !update_node)
-    {
-        LL_WARNS() << "Node invalid" << LL_ENDL;
-        return false;
-    }
-
-    //update the node value
-    node->mValue = update_node->mValue;
-
-    //update all attribute values
-    LLXMLAttribList::const_iterator itor;
-
-    for(itor = update_node->mAttributes.begin(); itor != update_node->mAttributes.end(); ++itor)
-    {
-        const LLStringTableEntry* attribNameEntry = (*itor).first;
-        LLXMLNodePtr updateAttribNode = (*itor).second;
-
-        LLXMLNodePtr attribNode;
-
-        node->getAttribute(attribNameEntry, attribNode, 0);
-
-        if (attribNode)
-        {
-            attribNode->mValue = updateAttribNode->mValue;
-        }
-    }
-
-    //update all of node's children with updateNodes children that match name
-    LLXMLNodePtr child = node->getFirstChild();
-    LLXMLNodePtr last_child = child;
-    LLXMLNodePtr updateChild;
-
-    for (updateChild = update_node->getFirstChild(); updateChild.notNull();
-         updateChild = updateChild->getNextSibling())
-    {
-        while(child.notNull())
-        {
-            std::string nodeName;
-            std::string updateName;
-
-            updateChild->getAttributeString("name", updateName);
-            child->getAttributeString("name", nodeName);
-
-
-            //if it's a combobox there's no name, but there is a value
-            if (updateName.empty())
-            {
-                updateChild->getAttributeString("value", updateName);
-                child->getAttributeString("value", nodeName);
-            }
-
-            if ((nodeName != "") && (updateName == nodeName))
-            {
-                updateNode(child, updateChild);
-                last_child = child;
-                child = child->getNextSibling();
-                if (child.isNull())
-                {
-                    child = node->getFirstChild();
-                }
-                break;
-            }
-
-            child = child->getNextSibling();
-            if (child.isNull())
-            {
-                child = node->getFirstChild();
-            }
-            if (child == last_child)
-            {
-                break;
-            }
-        }
-    }
-
-    return true;
-}
-
-// static
-bool LLXMLNode::parseFile(const std::string& filename, LLXMLNodePtr& node, LLXMLNode* defaults_tree)
-{
-    // Read file
-    LL_DEBUGS("XMLNode") << "parsing XML file: " << filename << LL_ENDL;
-    LLFILE* fp = LLFile::fopen(filename, "rb");     /* Flawfinder: ignore */
-    if (fp == NULL)
-    {
-        node = NULL ;
-        return false;
-    }
-    fseek(fp, 0, SEEK_END);
-    U32 length = ftell(fp);
-    fseek(fp, 0, SEEK_SET);
-
-    U8* buffer = new U8[length+1];
-    size_t nread = fread(buffer, 1, length, fp);
-    buffer[nread] = 0;
-    fclose(fp);
-
-    bool rv = parseBuffer(buffer, nread, node, defaults_tree);
-    delete [] buffer;
-    return rv;
-}
-
-// static
-bool LLXMLNode::parseBuffer(
-    U8* buffer,
-    U32 length,
-    LLXMLNodePtr& node,
-    LLXMLNode* defaults)
-{
-    // Init
-    XML_Parser my_parser = XML_ParserCreate(NULL);
-    XML_SetElementHandler(my_parser, StartXMLNode, EndXMLNode);
-    XML_SetCharacterDataHandler(my_parser, XMLData);
-
-    // Create a root node
-    LLXMLNode *file_node_ptr = new LLXMLNode("XML", false);
-    LLXMLNodePtr file_node = file_node_ptr;
-
-    file_node->mParser = &my_parser;
-
-    XML_SetUserData(my_parser, (void *)file_node_ptr);
-
-    // Do the parsing
-    if (XML_Parse(my_parser, (const char *)buffer, length, true) != XML_STATUS_OK)
-    {
-        LL_WARNS() << "Error parsing xml error code: "
-                << XML_ErrorString(XML_GetErrorCode(my_parser))
-                << " on line " << XML_GetCurrentLineNumber(my_parser)
-                << LL_ENDL;
-    }
-
-    // Deinit
-    XML_ParserFree(my_parser);
-
-    if (!file_node->mChildren || file_node->mChildren->map.size() != 1)
-    {
-        LL_WARNS() << "Parse failure - wrong number of top-level nodes xml."
-                << LL_ENDL;
-        node = NULL ;
-        return false;
-    }
-
-    LLXMLNode *return_node = file_node->mChildren->map.begin()->second;
-
-    return_node->setDefault(defaults);
-    return_node->updateDefault();
-
-    node = return_node;
-    return true;
-}
-
-// static
-bool LLXMLNode::parseStream(
-    std::istream& str,
-    LLXMLNodePtr& node,
-    LLXMLNode* defaults)
-{
-    // Init
-    XML_Parser my_parser = XML_ParserCreate(NULL);
-    XML_SetElementHandler(my_parser, StartXMLNode, EndXMLNode);
-    XML_SetCharacterDataHandler(my_parser, XMLData);
-
-    // Create a root node
-    LLXMLNode *file_node_ptr = new LLXMLNode("XML", false);
-    LLXMLNodePtr file_node = file_node_ptr;
-
-    file_node->mParser = &my_parser;
-
-    XML_SetUserData(my_parser, (void *)file_node_ptr);
-
-    const int BUFSIZE = 1024;
-    U8* buffer = new U8[BUFSIZE];
-
-    while(str.good())
-    {
-        str.read((char*)buffer, BUFSIZE);
-        int count = (int)str.gcount();
-
-        if (XML_Parse(my_parser, (const char *)buffer, count, !str.good()) != XML_STATUS_OK)
-        {
-            LL_WARNS() << "Error parsing xml error code: "
-                    << XML_ErrorString(XML_GetErrorCode(my_parser))
-                    << " on lne " << XML_GetCurrentLineNumber(my_parser)
-                    << LL_ENDL;
-            break;
-        }
-    }
-
-    delete [] buffer;
-
-    // Deinit
-    XML_ParserFree(my_parser);
-
-    if (!file_node->mChildren || file_node->mChildren->map.size() != 1)
-    {
-        LL_WARNS() << "Parse failure - wrong number of top-level nodes xml."
-                << LL_ENDL;
-        node = NULL;
-        return false;
-    }
-
-    LLXMLNode *return_node = file_node->mChildren->map.begin()->second;
-
-    return_node->setDefault(defaults);
-    return_node->updateDefault();
-
-    node = return_node;
-    return true;
-}
-
-
-bool LLXMLNode::isFullyDefault()
-{
-    if (mDefault.isNull())
-    {
-        return false;
-    }
-    bool has_default_value = (mValue == mDefault->mValue);
-    bool has_default_attribute = (mIsAttribute == mDefault->mIsAttribute);
-    bool has_default_type = mIsAttribute || (mType == mDefault->mType);
-    bool has_default_encoding = mIsAttribute || (mEncoding == mDefault->mEncoding);
-    bool has_default_precision = mIsAttribute || (mPrecision == mDefault->mPrecision);
-    bool has_default_length = mIsAttribute || (mLength == mDefault->mLength);
-
-    if (has_default_value
-        && has_default_type
-        && has_default_encoding
-        && has_default_precision
-        && has_default_length
-        && has_default_attribute)
-    {
-        if (mChildren.notNull())
-        {
-            LLXMLChildList::const_iterator children_itr;
-            LLXMLChildList::const_iterator children_end = mChildren->map.end();
-            for (children_itr = mChildren->map.begin(); children_itr != children_end; ++children_itr)
-            {
-                LLXMLNodePtr child = (*children_itr).second;
-                if (!child->isFullyDefault())
-                {
-                    return false;
-                }
-            }
-        }
-        return true;
-    }
-
-    return false;
-}
-
-// static
-bool LLXMLNode::getLayeredXMLNode(LLXMLNodePtr& root,
-                                  const std::vector<std::string>& paths)
-{
-    if (paths.empty()) return false;
-
-    std::string filename = paths.front();
-    if (filename.empty())
-    {
-        return false;
-    }
-
-    if (!LLXMLNode::parseFile(filename, root, NULL))
-    {
-        LL_WARNS() << "Problem reading UI description file: " << filename << " " << errno << LL_ENDL;
-        return false;
-    }
-
-    LLXMLNodePtr updateRoot;
-
-    std::vector<std::string>::const_iterator itor;
-
-    // We've already dealt with the first item, skip that one
-    for (itor = paths.begin() + 1; itor != paths.end(); ++itor)
-    {
-        std::string layer_filename = *itor;
-        if(layer_filename.empty() || layer_filename == filename)
-        {
-            // no localized version of this file, that's ok, keep looking
-            continue;
-        }
-
-        if (!LLXMLNode::parseFile(layer_filename, updateRoot, NULL))
-        {
-            LL_WARNS() << "Problem reading localized UI description file: " << layer_filename << LL_ENDL;
-            return false;
-        }
-
-        std::string nodeName;
-        std::string updateName;
-
-        updateRoot->getAttributeString("name", updateName);
-        root->getAttributeString("name", nodeName);
-
-        if (updateName == nodeName)
-        {
-            LLXMLNode::updateNode(root, updateRoot);
-        }
-    }
-
-    return true;
-}
-
-// static
-void LLXMLNode::writeHeaderToFile(LLFILE *out_file)
-{
-    fprintf(out_file, "<?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"yes\" ?>\n");
-}
-
-void LLXMLNode::writeToFile(LLFILE *out_file, const std::string& indent, bool use_type_decorations)
-{
-    if (isFullyDefault())
-    {
-        // Don't write out nodes that are an exact match to defaults
-        return;
-    }
-
-    std::ostringstream ostream;
-    writeToOstream(ostream, indent, use_type_decorations);
-    std::string outstring = ostream.str();
-    size_t written = fwrite(outstring.c_str(), 1, outstring.length(), out_file);
-    if (written != outstring.length())
-    {
-        LL_WARNS() << "Short write" << LL_ENDL;
-    }
-}
-
-void LLXMLNode::writeToOstream(std::ostream& output_stream, const std::string& indent, bool use_type_decorations)
-{
-    if (isFullyDefault())
-    {
-        // Don't write out nodes that are an exact match to defaults
-        return;
-    }
-
-    bool has_default_type = mDefault.isNull()?false:(mType == mDefault->mType);
-    bool has_default_encoding = mDefault.isNull()?false:(mEncoding == mDefault->mEncoding);
-    bool has_default_precision = mDefault.isNull()?false:(mPrecision == mDefault->mPrecision);
-    bool has_default_length = mDefault.isNull()?false:(mLength == mDefault->mLength);
-
-    // stream the name
-    output_stream << indent << "<" << mName->mString << "\n";
-
-    if (use_type_decorations)
-    {
-        // ID
-        if (mID != "")
-        {
-            output_stream << indent << " id=\"" << mID << "\"\n";
-        }
-
-        // Type
-        if (!has_default_type)
-        {
-            switch (mType)
-            {
-            case TYPE_BOOLEAN:
-                output_stream << indent << " type=\"boolean\"\n";
-                break;
-            case TYPE_INTEGER:
-                output_stream << indent << " type=\"integer\"\n";
-                break;
-            case TYPE_FLOAT:
-                output_stream << indent << " type=\"float\"\n";
-                break;
-            case TYPE_STRING:
-                output_stream << indent << " type=\"string\"\n";
-                break;
-            case TYPE_UUID:
-                output_stream << indent << " type=\"uuid\"\n";
-                break;
-            case TYPE_NODEREF:
-                output_stream << indent << " type=\"noderef\"\n";
-                break;
-            default:
-                // default on switch(enum) eliminates a warning on linux
-                break;
-            };
-        }
-
-        // Encoding
-        if (!has_default_encoding)
-        {
-            switch (mEncoding)
-            {
-            case ENCODING_DECIMAL:
-                output_stream << indent << " encoding=\"decimal\"\n";
-                break;
-            case ENCODING_HEX:
-                output_stream << indent << " encoding=\"hex\"\n";
-                break;
-            /*case ENCODING_BASE32:
-                output_stream << indent << " encoding=\"base32\"\n";
-                break;*/
-            default:
-                // default on switch(enum) eliminates a warning on linux
-                break;
-            };
-        }
-
-        // Precision
-        if (!has_default_precision && (mType == TYPE_INTEGER || mType == TYPE_FLOAT))
-        {
-            output_stream << indent << " precision=\"" << mPrecision << "\"\n";
-        }
-
-        // Version
-        if (mVersionMajor > 0 || mVersionMinor > 0)
-        {
-            output_stream << indent << " version=\"" << mVersionMajor << "." << mVersionMinor << "\"\n";
-        }
-
-        // Array length
-        if (!has_default_length && mLength > 0)
-        {
-            output_stream << indent << " length=\"" << mLength << "\"\n";
-        }
-    }
-
-    {
-        // Write out attributes
-        LLXMLAttribList::const_iterator attr_itr;
-        LLXMLAttribList::const_iterator attr_end = mAttributes.end();
-        for (attr_itr = mAttributes.begin(); attr_itr != attr_end; ++attr_itr)
-        {
-            LLXMLNodePtr child = (*attr_itr).second;
-            if (child->mDefault.isNull() || child->mDefault->mValue != child->mValue)
-            {
-                std::string attr = child->mName->mString;
-                if (use_type_decorations
-                    && (attr == "id" ||
-                        attr == "type" ||
-                        attr == "encoding" ||
-                        attr == "precision" ||
-                        attr == "version" ||
-                        attr == "length"))
-                {
-                    continue; // skip built-in attributes
-                }
-
-                std::string attr_str = llformat(" %s=\"%s\"",
-                                             attr.c_str(),
-                                             escapeXML(child->mValue).c_str());
-                output_stream << indent << attr_str << "\n";
-            }
-        }
-    }
-
-    // erase last \n before attaching final > or />
-    output_stream.seekp(-1, std::ios::cur);
-
-    if (mChildren.isNull() && mValue == "")
-    {
-        output_stream << " />\n";
-        return;
-    }
-    else
-    {
-        output_stream << ">\n";
-        if (mChildren.notNull())
-        {
-            // stream non-attributes
-            std::string next_indent = indent + "    ";
-            for (LLXMLNode* child = getFirstChild(); child; child = child->getNextSibling())
-            {
-                child->writeToOstream(output_stream, next_indent, use_type_decorations);
-            }
-        }
-        if (!mValue.empty())
-        {
-            std::string contents = getTextContents();
-            output_stream << indent << "    " << escapeXML(contents) << "\n";
-        }
-        output_stream << indent << "</" << mName->mString << ">\n";
-    }
-}
-
-void LLXMLNode::findName(const std::string& name, LLXMLNodeList &results)
-{
-    LLStringTableEntry* name_entry = gStringTable.checkStringEntry(name);
-    if (name_entry == mName)
-    {
-        results.insert(std::make_pair(this->mName->mString, this));
-        return;
-    }
-    if (mChildren.notNull())
-    {
-        LLXMLChildList::const_iterator children_itr;
-        LLXMLChildList::const_iterator children_end = mChildren->map.end();
-        for (children_itr = mChildren->map.begin(); children_itr != children_end; ++children_itr)
-        {
-            LLXMLNodePtr child = (*children_itr).second;
-            child->findName(name_entry, results);
-        }
-    }
-}
-
-void LLXMLNode::findName(LLStringTableEntry* name, LLXMLNodeList &results)
-{
-    if (name == mName)
-    {
-        results.insert(std::make_pair(this->mName->mString, this));
-        return;
-    }
-    if (mChildren.notNull())
-    {
-        LLXMLChildList::const_iterator children_itr;
-        LLXMLChildList::const_iterator children_end = mChildren->map.end();
-        for (children_itr = mChildren->map.begin(); children_itr != children_end; ++children_itr)
-        {
-            LLXMLNodePtr child = (*children_itr).second;
-            child->findName(name, results);
-        }
-    }
-}
-
-void LLXMLNode::findID(const std::string& id, LLXMLNodeList &results)
-{
-    if (id == mID)
-    {
-        results.insert(std::make_pair(this->mName->mString, this));
-        return;
-    }
-    if (mChildren.notNull())
-    {
-        LLXMLChildList::const_iterator children_itr;
-        LLXMLChildList::const_iterator children_end = mChildren->map.end();
-        for (children_itr = mChildren->map.begin(); children_itr != children_end; ++children_itr)
-        {
-            LLXMLNodePtr child = (*children_itr).second;
-            child->findID(id, results);
-        }
-    }
-}
-
-void LLXMLNode::scrubToTree(LLXMLNode *tree)
-{
-    if (!tree || tree->mChildren.isNull())
-    {
-        return;
-    }
-    if (mChildren.notNull())
-    {
-        std::vector<LLXMLNodePtr> to_delete_list;
-        LLXMLChildList::iterator itor = mChildren->map.begin();
-        while (itor != mChildren->map.end())
-        {
-            LLXMLNodePtr child = itor->second;
-            LLXMLNodePtr child_tree = NULL;
-            // Look for this child in the default's children
-            bool found = false;
-            LLXMLChildList::iterator itor2 = tree->mChildren->map.begin();
-            while (itor2 != tree->mChildren->map.end())
-            {
-                if (child->mName == itor2->second->mName)
-                {
-                    child_tree = itor2->second;
-                    found = true;
-                }
-                ++itor2;
-            }
-            if (!found)
-            {
-                to_delete_list.push_back(child);
-            }
-            else
-            {
-                child->scrubToTree(child_tree);
-            }
-            ++itor;
-        }
-        std::vector<LLXMLNodePtr>::iterator itor3;
-        for (itor3=to_delete_list.begin(); itor3!=to_delete_list.end(); ++itor3)
-        {
-            LLXMLNodePtr ptr;
-            (*itor3)->setParent(ptr);
-        }
-    }
-}
-
-bool LLXMLNode::getChild(const char* name, LLXMLNodePtr& node, bool use_default_if_missing)
-{
-    return getChild(gStringTable.checkStringEntry(name), node, use_default_if_missing);
-}
-
-bool LLXMLNode::getChild(const LLStringTableEntry* name, LLXMLNodePtr& node, bool use_default_if_missing)
-{
-    if (mChildren.notNull())
-    {
-        LLXMLChildList::const_iterator child_itr = mChildren->map.find(name);
-        if (child_itr != mChildren->map.end())
-        {
-            node = (*child_itr).second;
-            return true;
-        }
-    }
-    if (use_default_if_missing && !mDefault.isNull())
-    {
-        return mDefault->getChild(name, node, false);
-    }
-    node = NULL;
-    return false;
-}
-
-void LLXMLNode::getChildren(const char* name, LLXMLNodeList &children, bool use_default_if_missing) const
-{
-    getChildren(gStringTable.checkStringEntry(name), children, use_default_if_missing);
-}
-
-void LLXMLNode::getChildren(const LLStringTableEntry* name, LLXMLNodeList &children, bool use_default_if_missing) const
-{
-    if (mChildren.notNull())
-    {
-        LLXMLChildList::const_iterator child_itr = mChildren->map.find(name);
-        if (child_itr != mChildren->map.end())
-        {
-            LLXMLChildList::const_iterator children_end = mChildren->map.end();
-            while (child_itr != children_end)
-            {
-                LLXMLNodePtr child = (*child_itr).second;
-                if (name != child->mName)
-                {
-                    break;
-                }
-                children.insert(std::make_pair(child->mName->mString, child));
-                child_itr++;
-            }
-        }
-    }
-    if (children.size() == 0 && use_default_if_missing && !mDefault.isNull())
-    {
-        mDefault->getChildren(name, children, false);
-    }
-}
-
-// recursively walks the tree and returns all children at all nesting levels matching the name
-void LLXMLNode::getDescendants(const LLStringTableEntry* name, LLXMLNodeList &children) const
-{
-    if (mChildren.notNull())
-    {
-        for (LLXMLChildList::const_iterator child_itr = mChildren->map.begin();
-             child_itr != mChildren->map.end(); ++child_itr)
-        {
-            LLXMLNodePtr child = (*child_itr).second;
-            if (name == child->mName)
-            {
-                children.insert(std::make_pair(child->mName->mString, child));
-            }
-            // and check each child as well
-            child->getDescendants(name, children);
-        }
-    }
-}
-
-bool LLXMLNode::getAttribute(const char* name, LLXMLNodePtr& node, bool use_default_if_missing)
-{
-    return getAttribute(gStringTable.checkStringEntry(name), node, use_default_if_missing);
-}
-
-bool LLXMLNode::getAttribute(const LLStringTableEntry* name, LLXMLNodePtr& node, bool use_default_if_missing)
-{
-    LLXMLAttribList::const_iterator child_itr = mAttributes.find(name);
-    if (child_itr != mAttributes.end())
-    {
-        node = (*child_itr).second;
-        return true;
-    }
-    if (use_default_if_missing && !mDefault.isNull())
-    {
-        return mDefault->getAttribute(name, node, false);
-    }
-
-    return false;
-}
-
-bool LLXMLNode::setAttributeString(const char* attr, const std::string& value)
-{
-    LLStringTableEntry* name = gStringTable.checkStringEntry(attr);
-    LLXMLAttribList::const_iterator child_itr = mAttributes.find(name);
-    if (child_itr != mAttributes.end())
-    {
-        LLXMLNodePtr node = (*child_itr).second;
-        node->setValue(value);
-        return true;
-    }
-    return false;
-}
-
-bool LLXMLNode::hasAttribute(const char* name )
-{
-    LLXMLNodePtr node;
-    return getAttribute(name, node);
-}
-
-bool LLXMLNode::getAttributeBOOL(const char* name, bool& value )
-{
-    LLXMLNodePtr node;
-    return (getAttribute(name, node) && node->getBoolValue(1, &value));
-}
-
-bool LLXMLNode::getAttributeU8(const char* name, U8& value )
-{
-    LLXMLNodePtr node;
-    return (getAttribute(name, node) && node->getByteValue(1, &value));
-}
-
-bool LLXMLNode::getAttributeS8(const char* name, S8& value )
-{
-    LLXMLNodePtr node;
-    S32 val;
-    if (!(getAttribute(name, node) && node->getIntValue(1, &val)))
-    {
-        return false;
-    }
-    value = val;
-    return true;
-}
-
-bool LLXMLNode::getAttributeU16(const char* name, U16& value )
-{
-    LLXMLNodePtr node;
-    U32 val;
-    if (!(getAttribute(name, node) && node->getUnsignedValue(1, &val)))
-    {
-        return false;
-    }
-    value = val;
-    return true;
-}
-
-bool LLXMLNode::getAttributeS16(const char* name, S16& value )
-{
-    LLXMLNodePtr node;
-    S32 val;
-    if (!(getAttribute(name, node) && node->getIntValue(1, &val)))
-    {
-        return false;
-    }
-    value = val;
-    return true;
-}
-
-bool LLXMLNode::getAttributeU32(const char* name, U32& value )
-{
-    LLXMLNodePtr node;
-    return (getAttribute(name, node) && node->getUnsignedValue(1, &value));
-}
-
-bool LLXMLNode::getAttributeS32(const char* name, S32& value )
-{
-    LLXMLNodePtr node;
-    return (getAttribute(name, node) && node->getIntValue(1, &value));
-}
-
-bool LLXMLNode::getAttributeF32(const char* name, F32& value )
-{
-    LLXMLNodePtr node;
-    return (getAttribute(name, node) && node->getFloatValue(1, &value));
-}
-
-bool LLXMLNode::getAttributeF64(const char* name, F64& value )
-{
-    LLXMLNodePtr node;
-    return (getAttribute(name, node) && node->getDoubleValue(1, &value));
-}
-
-bool LLXMLNode::getAttributeColor(const char* name, LLColor4& value )
-{
-    LLXMLNodePtr node;
-    return (getAttribute(name, node) && node->getFloatValue(4, value.mV));
-}
-
-bool LLXMLNode::getAttributeColor4(const char* name, LLColor4& value )
-{
-    LLXMLNodePtr node;
-    return (getAttribute(name, node) && node->getFloatValue(4, value.mV));
-}
-
-bool LLXMLNode::getAttributeColor4U(const char* name, LLColor4U& value )
-{
-    LLXMLNodePtr node;
-    return (getAttribute(name, node) && node->getByteValue(4, value.mV));
-}
-
-bool LLXMLNode::getAttributeVector3(const char* name, LLVector3& value )
-{
-    LLXMLNodePtr node;
-    return (getAttribute(name, node) && node->getFloatValue(3, value.mV));
-}
-
-bool LLXMLNode::getAttributeVector3d(const char* name, LLVector3d& value )
-{
-    LLXMLNodePtr node;
-    return (getAttribute(name, node) && node->getDoubleValue(3, value.mdV));
-}
-
-bool LLXMLNode::getAttributeQuat(const char* name, LLQuaternion& value )
-{
-    LLXMLNodePtr node;
-    return (getAttribute(name, node) && node->getFloatValue(4, value.mQ));
-}
-
-bool LLXMLNode::getAttributeUUID(const char* name, LLUUID& value )
-{
-    LLXMLNodePtr node;
-    return (getAttribute(name, node) && node->getUUIDValue(1, &value));
-}
-
-bool LLXMLNode::getAttributeString(const char* name, std::string& value )
-{
-    LLXMLNodePtr node;
-    if (!getAttribute(name, node))
-    {
-        return false;
-    }
-    value = node->getValue();
-    return true;
-}
-
-LLXMLNodePtr LLXMLNode::getRoot()
-{
-    if (mParent == NULL)
-    {
-        return this;
-    }
-    return mParent->getRoot();
-}
-
-/*static */
-const char *LLXMLNode::skipWhitespace(const char *str)
-{
-    // skip whitespace characters
-    while (str[0] == ' ' || str[0] == '\t' || str[0] == '\n') ++str;
-    return str;
-}
-
-/*static */
-const char *LLXMLNode::skipNonWhitespace(const char *str)
-{
-    // skip non-whitespace characters
-    while (str[0] != ' ' && str[0] != '\t' && str[0] != '\n' && str[0] != 0) ++str;
-    return str;
-}
-
-/*static */
-const char *LLXMLNode::parseInteger(const char *str, U64 *dest, bool *is_negative, U32 precision, Encoding encoding)
-{
-    *dest = 0;
-    *is_negative = false;
-
-    str = skipWhitespace(str);
-
-    if (str[0] == 0) return NULL;
-
-    if (encoding == ENCODING_DECIMAL || encoding == ENCODING_DEFAULT)
-    {
-        if (str[0] == '+')
-        {
-            ++str;
-        }
-        if (str[0] == '-')
-        {
-            *is_negative = true;
-            ++str;
-        }
-
-        str = skipWhitespace(str);
-
-        U64 ret = 0;
-        while (str[0] >= '0' && str[0] <= '9')
-        {
-            ret *= 10;
-            ret += str[0] - '0';
-            ++str;
-        }
-
-        if (str[0] == '.')
-        {
-            // If there is a fractional part, skip it
-            str = skipNonWhitespace(str);
-        }
-
-        *dest = ret;
-        return str;
-    }
-    if (encoding == ENCODING_HEX)
-    {
-        U64 ret = 0;
-        str = skipWhitespace(str);
-        for (U32 pos=0; pos<(precision/4); ++pos)
-        {
-            ret <<= 4;
-            str = skipWhitespace(str);
-            if (str[0] >= '0' && str[0] <= '9')
-            {
-                ret += str[0] - '0';
-            }
-            else if (str[0] >= 'a' && str[0] <= 'f')
-            {
-                ret += str[0] - 'a' + 10;
-            }
-            else if (str[0] >= 'A' && str[0] <= 'F')
-            {
-                ret += str[0] - 'A' + 10;
-            }
-            else
-            {
-                return NULL;
-            }
-            ++str;
-        }
-
-        *dest = ret;
-        return str;
-    }
-    return NULL;
-}
-
-// 25 elements - decimal expansions of 1/(2^n), multiplied by 10 each iteration
-const U64 float_coeff_table[] =
-    { 5, 25, 125, 625, 3125,
-      15625, 78125, 390625, 1953125, 9765625,
-      48828125, 244140625, 1220703125, 6103515625LL, 30517578125LL,
-      152587890625LL, 762939453125LL, 3814697265625LL, 19073486328125LL, 95367431640625LL,
-      476837158203125LL, 2384185791015625LL, 11920928955078125LL, 59604644775390625LL, 298023223876953125LL };
-
-// 36 elements - decimal expansions of 1/(2^n) after the last 28, truncated, no multiply each iteration
-const U64 float_coeff_table_2[] =
-    {  149011611938476562LL,74505805969238281LL,
-       37252902984619140LL, 18626451492309570LL, 9313225746154785LL, 4656612873077392LL,
-       2328306436538696LL,  1164153218269348LL,  582076609134674LL,  291038304567337LL,
-       145519152283668LL,   72759576141834LL,    36379788070917LL,   18189894035458LL,
-       9094947017729LL,     4547473508864LL,     2273736754432LL,    1136868377216LL,
-       568434188608LL,      284217094304LL,      142108547152LL,     71054273576LL,
-       35527136788LL,       17763568394LL,       8881784197LL,       4440892098LL,
-       2220446049LL,        1110223024LL,        555111512LL,        277555756LL,
-       138777878,         69388939,          34694469,         17347234,
-       8673617,           4336808,           2168404,          1084202,
-       542101,            271050,            135525,           67762,
-    };
-
-/*static */
-const char *LLXMLNode::parseFloat(const char *str, F64 *dest, U32 precision, Encoding encoding)
-{
-    str = skipWhitespace(str);
-
-    if (str[0] == 0) return NULL;
-
-    if (encoding == ENCODING_DECIMAL || encoding == ENCODING_DEFAULT)
-    {
-        str = skipWhitespace(str);
-
-        if (memcmp(str, "inf", 3) == 0)
-        {
-            *(U64 *)dest = 0x7FF0000000000000ll;
-            return str + 3;
-        }
-        if (memcmp(str, "-inf", 4) == 0)
-        {
-            *(U64 *)dest = 0xFFF0000000000000ll;
-            return str + 4;
-        }
-        if (memcmp(str, "1.#INF", 6) == 0)
-        {
-            *(U64 *)dest = 0x7FF0000000000000ll;
-            return str + 6;
-        }
-        if (memcmp(str, "-1.#INF", 7) == 0)
-        {
-            *(U64 *)dest = 0xFFF0000000000000ll;
-            return str + 7;
-        }
-
-        F64 negative = 1.0f;
-        if (str[0] == '+')
-        {
-            ++str;
-        }
-        if (str[0] == '-')
-        {
-            negative = -1.0f;
-            ++str;
-        }
-
-        const char* base_str = str;
-        str = skipWhitespace(str);
-
-        // Parse the integer part of the expression
-        U64 int_part = 0;
-        while (str[0] >= '0' && str[0] <= '9')
-        {
-            int_part *= 10;
-            int_part += U64(str[0] - '0');
-            ++str;
-        }
-
-        U64 f_part = 0;//, f_decimal = 1;
-        if (str[0] == '.')
-        {
-            ++str;
-            U64 remainder = 0;
-            U32 pos = 0;
-            // Parse the decimal part of the expression
-            while (str[0] >= '0' && str[0] <= '9' && pos < 25)
-            {
-                remainder = (remainder*10) + U64(str[0] - '0');
-                f_part <<= 1;
-                //f_decimal <<= 1;
-                // Check the n'th bit
-                if (remainder >= float_coeff_table[pos])
-                {
-                    remainder -= float_coeff_table[pos];
-                    f_part |= 1;
-                }
-                ++pos;
-                ++str;
-            }
-            if (pos == 25)
-            {
-                // Drop any excessive digits
-                while (str[0] >= '0' && str[0] <= '9')
-                {
-                    ++str;
-                }
-            }
-            else
-            {
-                while (pos < 25)
-                {
-                    remainder *= 10;
-                    f_part <<= 1;
-                    //f_decimal <<= 1;
-                    // Check the n'th bit
-                    if (remainder >= float_coeff_table[pos])
-                    {
-                        remainder -= float_coeff_table[pos];
-                        f_part |= 1;
-                    }
-                    ++pos;
-                }
-            }
-            pos = 0;
-            while (pos < 36)
-            {
-                f_part <<= 1;
-                //f_decimal <<= 1;
-                if (remainder >= float_coeff_table_2[pos])
-                {
-                    remainder -= float_coeff_table_2[pos];
-                    f_part |= 1;
-                }
-                ++pos;
-            }
-        }
-
-        F64 ret = F64(int_part) + (F64(f_part)/F64(1LL<<61));
-
-        F64 exponent = 1.f;
-        if (str[0] == 'e')
-        {
-            // Scientific notation!
-            ++str;
-            U64 exp;
-            bool is_negative;
-            str = parseInteger(str, &exp, &is_negative, 64, ENCODING_DECIMAL);
-            if (str == NULL)
-            {
-                exp = 1;
-            }
-            F64 exp_d = F64(exp) * (is_negative?-1:1);
-            exponent = pow(10.0, exp_d);
-        }
-
-        if (str == base_str)
-        {
-            // no digits parsed
-            return NULL;
-        }
-        else
-        {
-            *dest = ret*negative*exponent;
-            return str;
-        }
-    }
-    if (encoding == ENCODING_HEX)
-    {
-        U64 bytes_dest;
-        bool is_negative;
-        str = parseInteger(str, (U64 *)&bytes_dest, &is_negative, precision, ENCODING_HEX);
-        // Upcast to F64
-        switch (precision)
-        {
-        case 32:
-            {
-                U32 short_dest = (U32)bytes_dest;
-                F32 ret_val = *(F32 *)&short_dest;
-                *dest = ret_val;
-            }
-            break;
-        case 64:
-            *dest = *(F64 *)&bytes_dest;
-            break;
-        default:
-            return NULL;
-        }
-        return str;
-    }
-    return NULL;
-}
-
-U32 LLXMLNode::getBoolValue(U32 expected_length, bool *array)
-{
-    llassert(array);
-
-    // Check type - accept booleans or strings
-    if (mType != TYPE_BOOLEAN && mType != TYPE_STRING && mType != TYPE_UNKNOWN)
-    {
-        return 0;
-    }
-
-    std::string *str_array = new std::string[expected_length];
-
-    U32 length = getStringValue(expected_length, str_array);
-
-    U32 ret_length = 0;
-    for (U32 i=0; i<length; ++i)
-    {
-        LLStringUtil::toLower(str_array[i]);
-        if (str_array[i] == "false")
-        {
-            array[ret_length++] = false;
-        }
-        else if (str_array[i] == "true")
-        {
-            array[ret_length++] = true;
-        }
-    }
-
-    delete[] str_array;
-
-#if LL_DEBUG
-    if (ret_length != expected_length)
-    {
-        LL_DEBUGS() << "LLXMLNode::getBoolValue() failed for node named '"
-            << mName->mString << "' -- expected " << expected_length << " but "
-            << "only found " << ret_length << LL_ENDL;
-    }
-#endif
-    return ret_length;
-}
-
-U32 LLXMLNode::getByteValue(U32 expected_length, U8 *array, Encoding encoding)
-{
-    llassert(array);
-
-    // Check type - accept bytes or integers (below 256 only)
-    if (mType != TYPE_INTEGER
-        && mType != TYPE_UNKNOWN)
-    {
-        return 0;
-    }
-
-    if (mLength > 0 && mLength != expected_length)
-    {
-        LL_WARNS() << "XMLNode::getByteValue asked for " << expected_length
-            << " elements, while node has " << mLength << LL_ENDL;
-        return 0;
-    }
-
-    if (encoding == ENCODING_DEFAULT)
-    {
-        encoding = mEncoding;
-    }
-
-    const char *value_string = mValue.c_str();
-
-    U32 i;
-    for (i=0; i<expected_length; ++i)
-    {
-        U64 value;
-        bool is_negative;
-        value_string = parseInteger(value_string, &value, &is_negative, 8, encoding);
-        if (value_string == NULL)
-        {
-            break;
-        }
-        if (value > 255 || is_negative)
-        {
-            LL_WARNS() << "getByteValue: Value outside of valid range." << LL_ENDL;
-            break;
-        }
-        array[i] = U8(value);
-    }
-#if LL_DEBUG
-    if (i != expected_length)
-    {
-        LL_DEBUGS() << "LLXMLNode::getByteValue() failed for node named '"
-            << mName->mString << "' -- expected " << expected_length << " but "
-            << "only found " << i << LL_ENDL;
-    }
-#endif
-    return i;
-}
-
-U32 LLXMLNode::getIntValue(U32 expected_length, S32 *array, Encoding encoding)
-{
-    llassert(array);
-
-    // Check type - accept bytes or integers
-    if (mType != TYPE_INTEGER && mType != TYPE_UNKNOWN)
-    {
-        return 0;
-    }
-
-    if (mLength > 0 && mLength != expected_length)
-    {
-        LL_WARNS() << "XMLNode::getIntValue asked for " << expected_length
-            << " elements, while node has " << mLength << LL_ENDL;
-        return 0;
-    }
-
-    if (encoding == ENCODING_DEFAULT)
-    {
-        encoding = mEncoding;
-    }
-
-    const char *value_string = mValue.c_str();
-
-    U32 i = 0;
-    for (i=0; i<expected_length; ++i)
-    {
-        U64 value;
-        bool is_negative;
-        value_string = parseInteger(value_string, &value, &is_negative, 32, encoding);
-        if (value_string == NULL)
-        {
-            break;
-        }
-        if (value > 0x7fffffff)
-        {
-            LL_WARNS() << "getIntValue: Value outside of valid range." << LL_ENDL;
-            break;
-        }
-        array[i] = S32(value) * (is_negative?-1:1);
-    }
-
-#if LL_DEBUG
-    if (i != expected_length)
-    {
-        LL_DEBUGS() << "LLXMLNode::getIntValue() failed for node named '"
-            << mName->mString << "' -- expected " << expected_length << " but "
-            << "only found " << i << LL_ENDL;
-    }
-#endif
-    return i;
-}
-
-U32 LLXMLNode::getUnsignedValue(U32 expected_length, U32 *array, Encoding encoding)
-{
-    llassert(array);
-
-    // Check type - accept bytes or integers
-    if (mType != TYPE_INTEGER && mType != TYPE_UNKNOWN)
-    {
-        return 0;
-    }
-
-    if (mLength > 0 && mLength != expected_length)
-    {
-        LL_WARNS() << "XMLNode::getUnsignedValue asked for " << expected_length
-            << " elements, while node has " << mLength << LL_ENDL;
-        return 0;
-    }
-
-    if (encoding == ENCODING_DEFAULT)
-    {
-        encoding = mEncoding;
-    }
-
-    const char *value_string = mValue.c_str();
-
-    U32 i = 0;
-    // Int type
-    for (i=0; i<expected_length; ++i)
-    {
-        U64 value;
-        bool is_negative;
-        value_string = parseInteger(value_string, &value, &is_negative, 32, encoding);
-        if (value_string == NULL)
-        {
-            break;
-        }
-        if (is_negative || value > 0xffffffff)
-        {
-            LL_WARNS() << "getUnsignedValue: Value outside of valid range." << LL_ENDL;
-            break;
-        }
-        array[i] = U32(value);
-    }
-
-#if LL_DEBUG
-    if (i != expected_length)
-    {
-        LL_DEBUGS() << "LLXMLNode::getUnsignedValue() failed for node named '"
-            << mName->mString << "' -- expected " << expected_length << " but "
-            << "only found " << i << LL_ENDL;
-    }
-#endif
-
-    return i;
-}
-
-U32 LLXMLNode::getLongValue(U32 expected_length, U64 *array, Encoding encoding)
-{
-    llassert(array);
-
-    // Check type - accept bytes or integers
-    if (mType != TYPE_INTEGER && mType != TYPE_UNKNOWN)
-    {
-        return 0;
-    }
-
-    if (mLength > 0 && mLength != expected_length)
-    {
-        LL_WARNS() << "XMLNode::getLongValue asked for " << expected_length << " elements, while node has " << mLength << LL_ENDL;
-        return 0;
-    }
-
-    if (encoding == ENCODING_DEFAULT)
-    {
-        encoding = mEncoding;
-    }
-
-    const char *value_string = mValue.c_str();
-
-    U32 i = 0;
-    // Int type
-    for (i=0; i<expected_length; ++i)
-    {
-        U64 value;
-        bool is_negative;
-        value_string = parseInteger(value_string, &value, &is_negative, 64, encoding);
-        if (value_string == NULL)
-        {
-            break;
-        }
-        if (is_negative)
-        {
-            LL_WARNS() << "getLongValue: Value outside of valid range." << LL_ENDL;
-            break;
-        }
-        array[i] = value;
-    }
-
-#if LL_DEBUG
-    if (i != expected_length)
-    {
-        LL_DEBUGS() << "LLXMLNode::getLongValue() failed for node named '"
-            << mName->mString << "' -- expected " << expected_length << " but "
-            << "only found " << i << LL_ENDL;
-    }
-#endif
-
-    return i;
-}
-
-U32 LLXMLNode::getFloatValue(U32 expected_length, F32 *array, Encoding encoding)
-{
-    llassert(array);
-
-    // Check type - accept only floats or doubles
-    if (mType != TYPE_FLOAT && mType != TYPE_UNKNOWN)
-    {
-        return 0;
-    }
-
-    if (mLength > 0 && mLength != expected_length)
-    {
-        LL_WARNS() << "XMLNode::getFloatValue asked for " << expected_length << " elements, while node has " << mLength << LL_ENDL;
-        return 0;
-    }
-
-    if (encoding == ENCODING_DEFAULT)
-    {
-        encoding = mEncoding;
-    }
-
-    const char *value_string = mValue.c_str();
-
-    U32 i;
-    for (i=0; i<expected_length; ++i)
-    {
-        F64 value;
-        value_string = parseFloat(value_string, &value, 32, encoding);
-        if (value_string == NULL)
-        {
-            break;
-        }
-        array[i] = F32(value);
-    }
-#if LL_DEBUG
-    if (i != expected_length)
-    {
-        LL_DEBUGS() << "LLXMLNode::getFloatValue() failed for node named '"
-            << mName->mString << "' -- expected " << expected_length << " but "
-            << "only found " << i << LL_ENDL;
-    }
-#endif
-    return i;
-}
-
-U32 LLXMLNode::getDoubleValue(U32 expected_length, F64 *array, Encoding encoding)
-{
-    llassert(array);
-
-    // Check type - accept only floats or doubles
-    if (mType != TYPE_FLOAT && mType != TYPE_UNKNOWN)
-    {
-        return 0;
-    }
-
-    if (mLength > 0 && mLength != expected_length)
-    {
-        LL_WARNS() << "XMLNode::getDoubleValue asked for " << expected_length << " elements, while node has " << mLength << LL_ENDL;
-        return 0;
-    }
-
-    if (encoding == ENCODING_DEFAULT)
-    {
-        encoding = mEncoding;
-    }
-
-    const char *value_string = mValue.c_str();
-
-    U32 i;
-    for (i=0; i<expected_length; ++i)
-    {
-        F64 value;
-        value_string = parseFloat(value_string, &value, 64, encoding);
-        if (value_string == NULL)
-        {
-            break;
-        }
-        array[i] = value;
-    }
-#if LL_DEBUG
-    if (i != expected_length)
-    {
-        LL_DEBUGS() << "LLXMLNode::getDoubleValue() failed for node named '"
-            << mName->mString << "' -- expected " << expected_length << " but "
-            << "only found " << i << LL_ENDL;
-    }
-#endif
-    return i;
-}
-
-U32 LLXMLNode::getStringValue(U32 expected_length, std::string *array)
-{
-    llassert(array);
-
-    // Can always return any value as a string
-
-    if (mLength > 0 && mLength != expected_length)
-    {
-        LL_WARNS() << "XMLNode::getStringValue asked for " << expected_length << " elements, while node has " << mLength << LL_ENDL;
-        return 0;
-    }
-
-    U32 num_returned_strings = 0;
-
-    // Array of strings is whitespace-separated
-    const std::string sep(" \n\t");
-
-    std::string::size_type n = 0;
-    std::string::size_type m = 0;
-    while(1)
-    {
-        if (num_returned_strings >= expected_length)
-        {
-            break;
-        }
-        n = mValue.find_first_not_of(sep, m);
-        m = mValue.find_first_of(sep, n);
-        if (m == std::string::npos)
-        {
-            break;
-        }
-        array[num_returned_strings++] = mValue.substr(n,m-n);
-    }
-    if (n != std::string::npos && num_returned_strings < expected_length)
-    {
-        array[num_returned_strings++] = mValue.substr(n);
-    }
-#if LL_DEBUG
-    if (num_returned_strings != expected_length)
-    {
-        LL_DEBUGS() << "LLXMLNode::getStringValue() failed for node named '"
-            << mName->mString << "' -- expected " << expected_length << " but "
-            << "only found " << num_returned_strings << LL_ENDL;
-    }
-#endif
-
-    return num_returned_strings;
-}
-
-U32 LLXMLNode::getUUIDValue(U32 expected_length, LLUUID *array)
-{
-    llassert(array);
-
-    // Check type
-    if (mType != TYPE_UUID && mType != TYPE_UNKNOWN)
-    {
-        return 0;
-    }
-
-    const char *value_string = mValue.c_str();
-
-    U32 i;
-    for (i=0; i<expected_length; ++i)
-    {
-        LLUUID uuid_value;
-        value_string = skipWhitespace(value_string);
-
-        if (strlen(value_string) < (UUID_STR_LENGTH-1))     /* Flawfinder: ignore */
-        {
-            break;
-        }
-        char uuid_string[UUID_STR_LENGTH];      /* Flawfinder: ignore */
-        memcpy(uuid_string, value_string, (UUID_STR_LENGTH-1));     /* Flawfinder: ignore */
-        uuid_string[(UUID_STR_LENGTH-1)] = 0;
-
-        if (!LLUUID::parseUUID(std::string(uuid_string), &uuid_value))
-        {
-            break;
-        }
-        value_string = &value_string[(UUID_STR_LENGTH-1)];
-        array[i] = uuid_value;
-    }
-#if LL_DEBUG
-    if (i != expected_length)
-    {
-        LL_DEBUGS() << "LLXMLNode::getUUIDValue() failed for node named '"
-            << mName->mString << "' -- expected " << expected_length << " but "
-            << "only found " << i << LL_ENDL;
-    }
-#endif
-    return i;
-}
-
-U32 LLXMLNode::getNodeRefValue(U32 expected_length, LLXMLNode **array)
-{
-    llassert(array);
-
-    // Check type
-    if (mType != TYPE_NODEREF && mType != TYPE_UNKNOWN)
-    {
-        return 0;
-    }
-
-    std::string *string_array = new std::string[expected_length];
-
-    U32 num_strings = getStringValue(expected_length, string_array);
-
-    U32 num_returned_refs = 0;
-
-    LLXMLNodePtr root = getRoot();
-    for (U32 strnum=0; strnum<num_strings; ++strnum)
-    {
-        LLXMLNodeList node_list;
-        root->findID(string_array[strnum], node_list);
-        if (node_list.empty())
-        {
-            LL_WARNS() << "XML: Could not find node ID: " << string_array[strnum] << LL_ENDL;
-        }
-        else if (node_list.size() > 1)
-        {
-            LL_WARNS() << "XML: Node ID not unique: " << string_array[strnum] << LL_ENDL;
-        }
-        else
-        {
-            LLXMLNodeList::const_iterator list_itr = node_list.begin();
-            if (list_itr != node_list.end())
-            {
-                LLXMLNode* child = (*list_itr).second;
-
-                array[num_returned_refs++] = child;
-            }
-        }
-    }
-
-    delete[] string_array;
-
-    return num_returned_refs;
-}
-
-void LLXMLNode::setBoolValue(U32 length, const bool *array)
-{
-    if (length == 0) return;
-
-    std::string new_value;
-    for (U32 pos=0; pos<length; ++pos)
-    {
-        if (pos > 0)
-        {
-            new_value = llformat("%s %s", new_value.c_str(), array[pos]?"true":"false");
-        }
-        else
-        {
-            new_value = array[pos]?"true":"false";
-        }
-    }
-
-    mValue = new_value;
-    mEncoding = ENCODING_DEFAULT;
-    mLength = length;
-    mType = TYPE_BOOLEAN;
-}
-
-void LLXMLNode::setByteValue(U32 length, const U8* const array, Encoding encoding)
-{
-    if (length == 0) return;
-
-    std::string new_value;
-    if (encoding == ENCODING_DEFAULT || encoding == ENCODING_DECIMAL)
-    {
-        for (U32 pos=0; pos<length; ++pos)
-        {
-            if (pos > 0)
-            {
-                new_value.append(llformat(" %u", array[pos]));
-            }
-            else
-            {
-                new_value = llformat("%u", array[pos]);
-            }
-        }
-    }
-    if (encoding == ENCODING_HEX)
-    {
-        for (U32 pos=0; pos<length; ++pos)
-        {
-            if (pos > 0 && pos % 16 == 0)
-            {
-                new_value.append(llformat(" %02X", array[pos]));
-            }
-            else
-            {
-                new_value.append(llformat("%02X", array[pos]));
-            }
-        }
-    }
-    // TODO -- Handle Base32
-
-    mValue = new_value;
-    mEncoding = encoding;
-    mLength = length;
-    mType = TYPE_INTEGER;
-    mPrecision = 8;
-}
-
-
-void LLXMLNode::setIntValue(U32 length, const S32 *array, Encoding encoding)
-{
-    if (length == 0) return;
-
-    std::string new_value;
-    if (encoding == ENCODING_DEFAULT || encoding == ENCODING_DECIMAL)
-    {
-        for (U32 pos=0; pos<length; ++pos)
-        {
-            if (pos > 0)
-            {
-                new_value.append(llformat(" %d", array[pos]));
-            }
-            else
-            {
-                new_value = llformat("%d", array[pos]);
-            }
-        }
-        mValue = new_value;
-    }
-    else if (encoding == ENCODING_HEX)
-    {
-        for (U32 pos=0; pos<length; ++pos)
-        {
-            if (pos > 0 && pos % 16 == 0)
-            {
-                new_value.append(llformat(" %08X", ((U32 *)array)[pos]));
-            }
-            else
-            {
-                new_value.append(llformat("%08X", ((U32 *)array)[pos]));
-            }
-        }
-        mValue = new_value;
-    }
-    else
-    {
-        mValue = new_value;
-    }
-    // TODO -- Handle Base32
-
-    mEncoding = encoding;
-    mLength = length;
-    mType = TYPE_INTEGER;
-    mPrecision = 32;
-}
-
-void LLXMLNode::setUnsignedValue(U32 length, const U32* array, Encoding encoding)
-{
-    if (length == 0) return;
-
-    std::string new_value;
-    if (encoding == ENCODING_DEFAULT || encoding == ENCODING_DECIMAL)
-    {
-        for (U32 pos=0; pos<length; ++pos)
-        {
-            if (pos > 0)
-            {
-                new_value.append(llformat(" %u", array[pos]));
-            }
-            else
-            {
-                new_value = llformat("%u", array[pos]);
-            }
-        }
-    }
-    if (encoding == ENCODING_HEX)
-    {
-        for (U32 pos=0; pos<length; ++pos)
-        {
-            if (pos > 0 && pos % 16 == 0)
-            {
-                new_value.append(llformat(" %08X", array[pos]));
-            }
-            else
-            {
-                new_value.append(llformat("%08X", array[pos]));
-            }
-        }
-        mValue = new_value;
-    }
-    // TODO -- Handle Base32
-
-    mValue = new_value;
-    mEncoding = encoding;
-    mLength = length;
-    mType = TYPE_INTEGER;
-    mPrecision = 32;
-}
-
-#if LL_WINDOWS
-#define PU64 "I64u"
-#else
-#define PU64 "llu"
-#endif
-
-void LLXMLNode::setLongValue(U32 length, const U64* array, Encoding encoding)
-{
-    if (length == 0) return;
-
-    std::string new_value;
-    if (encoding == ENCODING_DEFAULT || encoding == ENCODING_DECIMAL)
-    {
-        for (U32 pos=0; pos<length; ++pos)
-        {
-            if (pos > 0)
-            {
-                new_value.append(llformat(" %" PU64, array[pos]));
-            }
-            else
-            {
-                new_value = llformat("%" PU64, array[pos]);
-            }
-        }
-        mValue = new_value;
-    }
-    if (encoding == ENCODING_HEX)
-    {
-        for (U32 pos=0; pos<length; ++pos)
-        {
-            U32 upper_32 = U32(array[pos]>>32);
-            U32 lower_32 = U32(array[pos]&0xffffffff);
-            if (pos > 0 && pos % 8 == 0)
-            {
-                new_value.append(llformat(" %08X%08X", upper_32, lower_32));
-            }
-            else
-            {
-                new_value.append(llformat("%08X%08X", upper_32, lower_32));
-            }
-        }
-        mValue = new_value;
-    }
-    else
-    {
-        mValue = new_value;
-    }
-    // TODO -- Handle Base32
-
-    mEncoding = encoding;
-    mLength = length;
-    mType = TYPE_INTEGER;
-    mPrecision = 64;
-}
-
-void LLXMLNode::setFloatValue(U32 length, const F32 *array, Encoding encoding, U32 precision)
-{
-    if (length == 0) return;
-
-    std::string new_value;
-    if (encoding == ENCODING_DEFAULT || encoding == ENCODING_DECIMAL)
-    {
-        std::string format_string;
-        if (precision > 0)
-        {
-            if (precision > 25)
-            {
-                precision = 25;
-            }
-            format_string = llformat( "%%.%dg", precision);
-        }
-        else
-        {
-            format_string = llformat( "%%g");
-        }
-
-        for (U32 pos=0; pos<length; ++pos)
-        {
-            if (pos > 0)
-            {
-                new_value.append(" ");
-                new_value.append(llformat(format_string.c_str(), array[pos]));
-            }
-            else
-            {
-                new_value.assign(llformat(format_string.c_str(), array[pos]));
-            }
-        }
-        mValue = new_value;
-    }
-    else if (encoding == ENCODING_HEX)
-    {
-        U32 *byte_array = (U32 *)array;
-        setUnsignedValue(length, byte_array, ENCODING_HEX);
-    }
-    else
-    {
-        mValue = new_value;
-    }
-
-    mEncoding = encoding;
-    mLength = length;
-    mType = TYPE_FLOAT;
-    mPrecision = 32;
-}
-
-void LLXMLNode::setDoubleValue(U32 length, const F64 *array, Encoding encoding, U32 precision)
-{
-    if (length == 0) return;
-
-    std::string new_value;
-    if (encoding == ENCODING_DEFAULT || encoding == ENCODING_DECIMAL)
-    {
-        std::string format_string;
-        if (precision > 0)
-        {
-            if (precision > 25)
-            {
-                precision = 25;
-            }
-            format_string = llformat( "%%.%dg", precision);
-        }
-        else
-        {
-            format_string = llformat( "%%g");
-        }
-        for (U32 pos=0; pos<length; ++pos)
-        {
-            if (pos > 0)
-            {
-                new_value.append(" ");
-                new_value.append(llformat(format_string.c_str(), array[pos]));
-            }
-            else
-            {
-                new_value.assign(llformat(format_string.c_str(), array[pos]));
-            }
-        }
-        mValue = new_value;
-    }
-    if (encoding == ENCODING_HEX)
-    {
-        U64 *byte_array = (U64 *)array;
-        setLongValue(length, byte_array, ENCODING_HEX);
-    }
-    else
-    {
-        mValue = new_value;
-    }
-    // TODO -- Handle Base32
-
-    mEncoding = encoding;
-    mLength = length;
-    mType = TYPE_FLOAT;
-    mPrecision = 64;
-}
-
-// static
-std::string LLXMLNode::escapeXML(const std::string& xml)
-{
-    std::string out;
-    for (std::string::size_type i = 0; i < xml.size(); ++i)
-    {
-        char c = xml[i];
-        switch(c)
-        {
-        case '"':   out.append("&quot;");   break;
-        case '\'':  out.append("&apos;");   break;
-        case '&':   out.append("&amp;");    break;
-        case '<':   out.append("&lt;");     break;
-        case '>':   out.append("&gt;");     break;
-        default:    out.push_back(c);       break;
-        }
-    }
-    return out;
-}
-
-void LLXMLNode::setStringValue(U32 length, const std::string *strings)
-{
-    if (length == 0) return;
-
-    std::string new_value;
-    for (U32 pos=0; pos<length; ++pos)
-    {
-        // *NOTE: Do not escape strings here - do it on output
-        new_value.append( strings[pos] );
-        if (pos < length-1) new_value.append(" ");
-    }
-
-    mValue = new_value;
-    mEncoding = ENCODING_DEFAULT;
-    mLength = length;
-    mType = TYPE_STRING;
-}
-
-void LLXMLNode::setUUIDValue(U32 length, const LLUUID *array)
-{
-    if (length == 0) return;
-
-    std::string new_value;
-    for (U32 pos=0; pos<length; ++pos)
-    {
-        new_value.append(array[pos].asString());
-        if (pos < length-1) new_value.append(" ");
-    }
-
-    mValue = new_value;
-    mEncoding = ENCODING_DEFAULT;
-    mLength = length;
-    mType = TYPE_UUID;
-}
-
-void LLXMLNode::setNodeRefValue(U32 length, const LLXMLNode **array)
-{
-    if (length == 0) return;
-
-    std::string new_value;
-    for (U32 pos=0; pos<length; ++pos)
-    {
-        if (array[pos]->mID != "")
-        {
-            new_value.append(array[pos]->mID);
-        }
-        else
-        {
-            new_value.append("(null)");
-        }
-        if (pos < length-1) new_value.append(" ");
-    }
-
-    mValue = new_value;
-    mEncoding = ENCODING_DEFAULT;
-    mLength = length;
-    mType = TYPE_NODEREF;
-}
-
-void LLXMLNode::setValue(const std::string& value)
-{
-    if (TYPE_CONTAINER == mType)
-    {
-        mType = TYPE_UNKNOWN;
-    }
-    mValue = value;
-}
-
-void LLXMLNode::setDefault(LLXMLNode *default_node)
-{
-    mDefault = default_node;
-}
-
-void LLXMLNode::findDefault(LLXMLNode *defaults_list)
-{
-    if (defaults_list)
-    {
-        LLXMLNodeList children;
-        defaults_list->getChildren(mName->mString, children);
-
-        LLXMLNodeList::const_iterator children_itr;
-        LLXMLNodeList::const_iterator children_end = children.end();
-        for (children_itr = children.begin(); children_itr != children_end; ++children_itr)
-        {
-            LLXMLNode* child = (*children_itr).second;
-            if (child->mVersionMajor == mVersionMajor &&
-                child->mVersionMinor == mVersionMinor)
-            {
-                mDefault = child;
-                return;
-            }
-        }
-    }
-    mDefault = NULL;
-}
-
-bool LLXMLNode::deleteChildren(const std::string& name)
-{
-    U32 removed_count = 0;
-    LLXMLNodeList node_list;
-    findName(name, node_list);
-    if (!node_list.empty())
-    {
-        // TODO -- use multimap::find()
-        // TODO -- need to watch out for invalid iterators
-        LLXMLNodeList::iterator children_itr;
-        for (children_itr = node_list.begin(); children_itr != node_list.end(); ++children_itr)
-        {
-            LLXMLNode* child = (*children_itr).second;
-            if (deleteChild(child))
-            {
-                removed_count++;
-            }
-        }
-    }
-    return removed_count > 0;
-}
-
-bool LLXMLNode::deleteChildren(LLStringTableEntry* name)
-{
-    U32 removed_count = 0;
-    LLXMLNodeList node_list;
-    findName(name, node_list);
-    if (!node_list.empty())
-    {
-        // TODO -- use multimap::find()
-        // TODO -- need to watch out for invalid iterators
-        LLXMLNodeList::iterator children_itr;
-        for (children_itr = node_list.begin(); children_itr != node_list.end(); ++children_itr)
-        {
-            LLXMLNode* child = (*children_itr).second;
-            if (deleteChild(child))
-            {
-                removed_count++;
-            }
-        }
-    }
-    return removed_count > 0;
-}
-
-void LLXMLNode::setAttributes(LLXMLNode::ValueType type, U32 precision, LLXMLNode::Encoding encoding, U32 length)
-{
-    mType = type;
-    mEncoding = encoding;
-    mPrecision = precision;
-    mLength = length;
-}
-
-void LLXMLNode::setName(const std::string& name)
-{
-    setName(gStringTable.addStringEntry(name));
-}
-
-void LLXMLNode::setName(LLStringTableEntry* name)
-{
-    LLXMLNode* old_parent = mParent;
-    if (mParent)
-    {
-        // we need to remove and re-add to the parent so that
-        // the multimap key agrees with this node's name
-        mParent->removeChild(this);
-    }
-    mName = name;
-    if (old_parent)
-    {
-        LLXMLNodePtr this_ptr(this);
-        old_parent->addChild(this_ptr);
-    }
-}
-
-// Unused
-// void LLXMLNode::appendValue(const std::string& value)
-// {
-//  mValue.append(value);
-// }
-
-U32 LLXMLNode::getChildCount() const
-{
-    if (mChildren.notNull())
-    {
-        return mChildren->map.size();
-    }
-    return 0;
-}
-
-//***************************************************
-//  UNIT TESTING
-//***************************************************
-
-U32 get_rand(U32 max_value)
-{
-    U32 random_num = rand() + ((U32)rand() << 16);
-    return (random_num % max_value);
-}
-
-LLXMLNode *get_rand_node(LLXMLNode *node)
-{
-    if (node->mChildren.notNull())
-    {
-        U32 num_children = node->mChildren->map.size();
-        if (get_rand(2) == 0)
-        {
-            while (true)
-            {
-                S32 child_num = S32(get_rand(num_children*2)) - num_children;
-                LLXMLChildList::iterator itor = node->mChildren->map.begin();
-                while (child_num > 0)
-                {
-                    --child_num;
-                    ++itor;
-                }
-                if (!itor->second->mIsAttribute)
-                {
-                    return get_rand_node(itor->second);
-                }
-            }
-        }
-    }
-    return node;
-}
-
-void LLXMLNode::createUnitTest(S32 max_num_children)
-{
-    // Random ID
-    std::string rand_id;
-    U32 rand_id_len = get_rand(10)+5;
-    for (U32 pos = 0; pos<rand_id_len; ++pos)
-    {
-        char c = 'a' + get_rand(26);
-        rand_id.append(1, c);
-    }
-    mID = rand_id;
-
-    if (max_num_children < 2)
-    {
-        setStringValue(1, &mID);
-        return;
-    }
-
-    // Checksums
-    U32 integer_checksum = 0;
-    U64 long_checksum = 0;
-    U32 bool_true_count = 0;
-    LLUUID uuid_checksum;
-    U32 noderef_checksum = 0;
-    U32 float_checksum = 0;
-
-    // Create a random number of children
-    U32 num_children = get_rand(max_num_children)+1;
-    for (U32 child_num=0; child_num<num_children; ++child_num)
-    {
-        // Random Name
-        std::string child_name;
-        U32 child_name_len = get_rand(10)+5;
-        for (U32 pos = 0; pos<child_name_len; ++pos)
-        {
-            char c = 'a' + get_rand(26);
-            child_name.append(1, c);
-        }
-
-        LLXMLNode *new_child = createChild(child_name.c_str(), false);
-
-        // Random ID
-        std::string child_id;
-        U32 child_id_len = get_rand(10)+5;
-        for (U32 pos=0; pos<child_id_len; ++pos)
-        {
-            char c = 'a' + get_rand(26);
-            child_id.append(1, c);
-        }
-        new_child->mID = child_id;
-
-        // Random Length
-        U32 array_size = get_rand(28)+1;
-
-        // Random Encoding
-        Encoding new_encoding = get_rand(2)?ENCODING_DECIMAL:ENCODING_HEX;
-
-        // Random Type
-        int type = get_rand(8);
-        switch (type)
-        {
-        case 0: // TYPE_CONTAINER
-            new_child->createUnitTest(max_num_children/2);
-            break;
-        case 1: // TYPE_BOOLEAN
-            {
-                bool random_bool_values[30];
-                for (U32 value=0; value<array_size; ++value)
-                {
-                    random_bool_values[value] = get_rand(2);
-                    if (random_bool_values[value])
-                    {
-                        ++bool_true_count;
-                    }
-                }
-                new_child->setBoolValue(array_size, random_bool_values);
-            }
-            break;
-        case 2: // TYPE_INTEGER (32-bit)
-            {
-                U32 random_int_values[30];
-                for (U32 value=0; value<array_size; ++value)
-                {
-                    random_int_values[value] = get_rand(0xffffffff);
-                    integer_checksum ^= random_int_values[value];
-                }
-                new_child->setUnsignedValue(array_size, random_int_values, new_encoding);
-            }
-            break;
-        case 3: // TYPE_INTEGER (64-bit)
-            {
-                U64 random_int_values[30];
-                for (U64 value=0; value<array_size; ++value)
-                {
-                    random_int_values[value] = (U64(get_rand(0xffffffff)) << 32) + get_rand(0xffffffff);
-                    long_checksum ^= random_int_values[value];
-                }
-                new_child->setLongValue(array_size, random_int_values, new_encoding);
-            }
-            break;
-        case 4: // TYPE_FLOAT (32-bit)
-            {
-                F32 random_float_values[30];
-                for (U32 value=0; value<array_size; ++value)
-                {
-                    S32 exponent = get_rand(256) - 128;
-                    S32 fractional_part = get_rand(0xffffffff);
-                    S32 sign = get_rand(2) * 2 - 1;
-                    random_float_values[value] = F32(fractional_part) / F32(0xffffffff) * exp(F32(exponent)) * F32(sign);
-
-                    U32 *float_bits = &((U32 *)random_float_values)[value];
-                    if (*float_bits == 0x80000000)
-                    {
-                        *float_bits = 0x00000000;
-                    }
-                    float_checksum ^= (*float_bits & 0xfffff000);
-                }
-                new_child->setFloatValue(array_size, random_float_values, new_encoding, 12);
-            }
-            break;
-        case 5: // TYPE_FLOAT (64-bit)
-            {
-                F64 random_float_values[30];
-                for (U32 value=0; value<array_size; ++value)
-                {
-                    S32 exponent = get_rand(2048) - 1024;
-                    S32 fractional_part = get_rand(0xffffffff);
-                    S32 sign = get_rand(2) * 2 - 1;
-                    random_float_values[value] = F64(fractional_part) / F64(0xffffffff) * exp(F64(exponent)) * F64(sign);
-
-                    U64 *float_bits = &((U64 *)random_float_values)[value];
-                    if (*float_bits == 0x8000000000000000ll)
-                    {
-                        *float_bits = 0x0000000000000000ll;
-                    }
-                    float_checksum ^= ((*float_bits & 0xfffffff000000000ll) >> 32);
-                }
-                new_child->setDoubleValue(array_size, random_float_values, new_encoding, 12);
-            }
-            break;
-        case 6: // TYPE_UUID
-            {
-                LLUUID random_uuid_values[30];
-                for (U32 value=0; value<array_size; ++value)
-                {
-                    random_uuid_values[value].generate();
-                    for (S32 byte=0; byte<UUID_BYTES; ++byte)
-                    {
-                        uuid_checksum.mData[byte] ^= random_uuid_values[value].mData[byte];
-                    }
-                }
-                new_child->setUUIDValue(array_size, random_uuid_values);
-            }
-            break;
-        case 7: // TYPE_NODEREF
-            {
-                LLXMLNode *random_node_array[30];
-                LLXMLNode *root = getRoot();
-                for (U32 value=0; value<array_size; ++value)
-                {
-                    random_node_array[value] = get_rand_node(root);
-                    const char *node_name = random_node_array[value]->mName->mString;
-                    for (U32 pos=0; pos<strlen(node_name); ++pos)       /* Flawfinder: ignore */
-                    {
-                        U32 hash_contrib = U32(node_name[pos]) << ((pos % 4) * 8);
-                        noderef_checksum ^= hash_contrib;
-                    }
-                }
-                new_child->setNodeRefValue(array_size, (const LLXMLNode **)random_node_array);
-            }
-            break;
-        }
-    }
-
-    createChild("integer_checksum", true)->setUnsignedValue(1, &integer_checksum, LLXMLNode::ENCODING_HEX);
-    createChild("long_checksum", true)->setLongValue(1, &long_checksum, LLXMLNode::ENCODING_HEX);
-    createChild("bool_true_count", true)->setUnsignedValue(1, &bool_true_count, LLXMLNode::ENCODING_HEX);
-    createChild("uuid_checksum", true)->setUUIDValue(1, &uuid_checksum);
-    createChild("noderef_checksum", true)->setUnsignedValue(1, &noderef_checksum, LLXMLNode::ENCODING_HEX);
-    createChild("float_checksum", true)->setUnsignedValue(1, &float_checksum, LLXMLNode::ENCODING_HEX);
-}
-
-bool LLXMLNode::performUnitTest(std::string &error_buffer)
-{
-    if (mChildren.isNull())
-    {
-        error_buffer.append(llformat("ERROR Node %s: No children found.\n", mName->mString));
-        return false;
-    }
-
-    // Checksums
-    U32 integer_checksum = 0;
-    U32 bool_true_count = 0;
-    LLUUID uuid_checksum;
-    U32 noderef_checksum = 0;
-    U32 float_checksum = 0;
-    U64 long_checksum = 0;
-
-    LLXMLChildList::iterator itor;
-    for (itor=mChildren->map.begin(); itor!=mChildren->map.end(); ++itor)
-    {
-        LLXMLNode *node = itor->second;
-        if (node->mIsAttribute)
-        {
-            continue;
-        }
-        if (node->mType == TYPE_CONTAINER)
-        {
-            if (!node->performUnitTest(error_buffer))
-            {
-                error_buffer.append(llformat("Child test failed for %s.\n", mName->mString));
-                //return false;
-            }
-            continue;
-        }
-        if (node->mLength < 1 || node->mLength > 30)
-        {
-            error_buffer.append(llformat("ERROR Node %s: Invalid array length %d, child %s.\n", mName->mString, node->mLength, node->mName->mString));
-            return false;
-        }
-        switch (node->mType)
-        {
-        case TYPE_CONTAINER:
-        case TYPE_UNKNOWN:
-            break;
-        case TYPE_BOOLEAN:
-            {
-                bool bool_array[30];
-                if (node->getBoolValue(node->mLength, bool_array) < node->mLength)
-                {
-                    error_buffer.append(llformat("ERROR Node %s: Could not read boolean array, child %s.\n", mName->mString, node->mName->mString));
-                    return false;
-                }
-                for (U32 pos=0; pos<(U32)node->mLength; ++pos)
-                {
-                    if (bool_array[pos])
-                    {
-                        ++bool_true_count;
-                    }
-                }
-            }
-            break;
-        case TYPE_INTEGER:
-            {
-                if (node->mPrecision == 32)
-                {
-                    U32 integer_array[30];
-                    if (node->getUnsignedValue(node->mLength, integer_array, node->mEncoding) < node->mLength)
-                    {
-                        error_buffer.append(llformat("ERROR Node %s: Could not read integer array, child %s.\n", mName->mString, node->mName->mString));
-                        return false;
-                    }
-                    for (U32 pos=0; pos<(U32)node->mLength; ++pos)
-                    {
-                        integer_checksum ^= integer_array[pos];
-                    }
-                }
-                else
-                {
-                    U64 integer_array[30];
-                    if (node->getLongValue(node->mLength, integer_array, node->mEncoding) < node->mLength)
-                    {
-                        error_buffer.append(llformat("ERROR Node %s: Could not read long integer array, child %s.\n", mName->mString, node->mName->mString));
-                        return false;
-                    }
-                    for (U32 pos=0; pos<(U32)node->mLength; ++pos)
-                    {
-                        long_checksum ^= integer_array[pos];
-                    }
-                }
-            }
-            break;
-        case TYPE_FLOAT:
-            {
-                if (node->mPrecision == 32)
-                {
-                    F32 float_array[30];
-                    if (node->getFloatValue(node->mLength, float_array, node->mEncoding) < node->mLength)
-                    {
-                        error_buffer.append(llformat("ERROR Node %s: Could not read float array, child %s.\n", mName->mString, node->mName->mString));
-                        return false;
-                    }
-                    for (U32 pos=0; pos<(U32)node->mLength; ++pos)
-                    {
-                        U32 float_bits = ((U32 *)float_array)[pos];
-                        float_checksum ^= (float_bits & 0xfffff000);
-                    }
-                }
-                else
-                {
-                    F64 float_array[30];
-                    if (node->getDoubleValue(node->mLength, float_array, node->mEncoding) < node->mLength)
-                    {
-                        error_buffer.append(llformat("ERROR Node %s: Could not read float array, child %s.\n", mName->mString, node->mName->mString));
-                        return false;
-                    }
-                    for (U32 pos=0; pos<(U32)node->mLength; ++pos)
-                    {
-                        U64 float_bits = ((U64 *)float_array)[pos];
-                        float_checksum ^= ((float_bits & 0xfffffff000000000ll) >> 32);
-                    }
-                }
-            }
-            break;
-        case TYPE_STRING:
-            break;
-        case TYPE_UUID:
-            {
-                LLUUID uuid_array[30];
-                if (node->getUUIDValue(node->mLength, uuid_array) < node->mLength)
-                {
-                    error_buffer.append(llformat("ERROR Node %s: Could not read uuid array, child %s.\n", mName->mString, node->mName->mString));
-                    return false;
-                }
-                for (U32 pos=0; pos<(U32)node->mLength; ++pos)
-                {
-                    for (S32 byte=0; byte<UUID_BYTES; ++byte)
-                    {
-                        uuid_checksum.mData[byte] ^= uuid_array[pos].mData[byte];
-                    }
-                }
-            }
-            break;
-        case TYPE_NODEREF:
-            {
-                LLXMLNode *node_array[30];
-                if (node->getNodeRefValue(node->mLength, node_array) < node->mLength)
-                {
-                    error_buffer.append(llformat("ERROR Node %s: Could not read node ref array, child %s.\n", mName->mString, node->mName->mString));
-                    return false;
-                }
-                for (U32 pos=0; pos<node->mLength; ++pos)
-                {
-                    const char *node_name = node_array[pos]->mName->mString;
-                    for (U32 pos2=0; pos2<strlen(node_name); ++pos2)        /* Flawfinder: ignore */
-                    {
-                        U32 hash_contrib = U32(node_name[pos2]) << ((pos2 % 4) * 8);
-                        noderef_checksum ^= hash_contrib;
-                    }
-                }
-            }
-            break;
-        }
-    }
-
-    LLXMLNodePtr checksum_node;
-
-    // Compare checksums
-    {
-        U32 node_integer_checksum = 0;
-        if (!getAttribute("integer_checksum", checksum_node, false) ||
-            checksum_node->getUnsignedValue(1, &node_integer_checksum, ENCODING_HEX) != 1)
-        {
-            error_buffer.append(llformat("ERROR Node %s: Integer checksum missing.\n", mName->mString));
-            return false;
-        }
-        if (node_integer_checksum != integer_checksum)
-        {
-            error_buffer.append(llformat("ERROR Node %s: Integer checksum mismatch: read %X / calc %X.\n", mName->mString, node_integer_checksum, integer_checksum));
-            return false;
-        }
-    }
-
-    {
-        U64 node_long_checksum = 0;
-        if (!getAttribute("long_checksum", checksum_node, false) ||
-            checksum_node->getLongValue(1, &node_long_checksum, ENCODING_HEX) != 1)
-        {
-            error_buffer.append(llformat("ERROR Node %s: Long Integer checksum missing.\n", mName->mString));
-            return false;
-        }
-        if (node_long_checksum != long_checksum)
-        {
-            U32 *pp1 = (U32 *)&node_long_checksum;
-            U32 *pp2 = (U32 *)&long_checksum;
-            error_buffer.append(llformat("ERROR Node %s: Long Integer checksum mismatch: read %08X%08X / calc %08X%08X.\n", mName->mString, pp1[1], pp1[0], pp2[1], pp2[0]));
-            return false;
-        }
-    }
-
-    {
-        U32 node_bool_true_count = 0;
-        if (!getAttribute("bool_true_count", checksum_node, false) ||
-            checksum_node->getUnsignedValue(1, &node_bool_true_count, ENCODING_HEX) != 1)
-        {
-            error_buffer.append(llformat("ERROR Node %s: Boolean checksum missing.\n", mName->mString));
-            return false;
-        }
-        if (node_bool_true_count != bool_true_count)
-        {
-            error_buffer.append(llformat("ERROR Node %s: Boolean checksum mismatch: read %X / calc %X.\n", mName->mString, node_bool_true_count, bool_true_count));
-            return false;
-        }
-    }
-
-    {
-        LLUUID node_uuid_checksum;
-        if (!getAttribute("uuid_checksum", checksum_node, false) ||
-            checksum_node->getUUIDValue(1, &node_uuid_checksum) != 1)
-        {
-            error_buffer.append(llformat("ERROR Node %s: UUID checksum missing.\n", mName->mString));
-            return false;
-        }
-        if (node_uuid_checksum != uuid_checksum)
-        {
-            error_buffer.append(llformat("ERROR Node %s: UUID checksum mismatch: read %s / calc %s.\n", mName->mString, node_uuid_checksum.asString().c_str(), uuid_checksum.asString().c_str()));
-            return false;
-        }
-    }
-
-    {
-        U32 node_noderef_checksum = 0;
-        if (!getAttribute("noderef_checksum", checksum_node, false) ||
-            checksum_node->getUnsignedValue(1, &node_noderef_checksum, ENCODING_HEX) != 1)
-        {
-            error_buffer.append(llformat("ERROR Node %s: Node Ref checksum missing.\n", mName->mString));
-            return false;
-        }
-        if (node_noderef_checksum != noderef_checksum)
-        {
-            error_buffer.append(llformat("ERROR Node %s: Node Ref checksum mismatch: read %X / calc %X.\n", mName->mString, node_noderef_checksum, noderef_checksum));
-            return false;
-        }
-    }
-
-    {
-        U32 node_float_checksum = 0;
-        if (!getAttribute("float_checksum", checksum_node, false) ||
-            checksum_node->getUnsignedValue(1, &node_float_checksum, ENCODING_HEX) != 1)
-        {
-            error_buffer.append(llformat("ERROR Node %s: Float checksum missing.\n", mName->mString));
-            return false;
-        }
-        if (node_float_checksum != float_checksum)
-        {
-            error_buffer.append(llformat("ERROR Node %s: Float checksum mismatch: read %X / calc %X.\n", mName->mString, node_float_checksum, float_checksum));
-            return false;
-        }
-    }
-
-    return true;
-}
-
-LLXMLNodePtr LLXMLNode::getFirstChild() const
-{
-    if (mChildren.isNull()) return NULL;
-    LLXMLNodePtr ret = mChildren->head;
-    return ret;
-}
-
-LLXMLNodePtr LLXMLNode::getNextSibling() const
-{
-    LLXMLNodePtr ret = mNext;
-    return ret;
-}
-
-std::string LLXMLNode::getSanitizedValue() const
-{
-    if (mIsAttribute)
-    {
-        return getValue() ;
-    }
-    else
-    {
-        return getTextContents();
-    }
-}
-
-
-std::string LLXMLNode::getTextContents() const
-{
-    std::string msg;
-    std::string contents = mValue;
-    std::string::size_type n = contents.find_first_not_of(" \t\n");
-    if (n != std::string::npos && contents[n] == '\"')
-    {
-        // Case 1: node has quoted text
-        S32 num_lines = 0;
-        while(1)
-        {
-            // mContents[n] == '"'
-            ++n;
-            std::string::size_type t = n;
-            std::string::size_type m = 0;
-            // fix-up escaped characters
-            while(1)
-            {
-                m = contents.find_first_of("\\\"", t); // find first \ or "
-                if ((m == std::string::npos) || (contents[m] == '\"'))
-                {
-                    break;
-                }
-                contents.erase(m,1);
-                t = m+1;
-            }
-            if (m == std::string::npos)
-            {
-                break;
-            }
-            // mContents[m] == '"'
-            num_lines++;
-            msg += contents.substr(n,m-n) + "\n";
-            n = contents.find_first_of("\"", m+1);
-            if (n == std::string::npos)
-            {
-                if (num_lines == 1)
-                {
-                    msg.erase(msg.size()-1); // remove "\n" if only one line
-                }
-                break;
-            }
-        }
-    }
-    else
-    {
-        // Case 2: node has embedded text (beginning and trailing whitespace trimmed)
-        std::string::size_type start = mValue.find_first_not_of(" \t\n");
-        if (start != mValue.npos)
-        {
-            std::string::size_type end = mValue.find_last_not_of(" \t\n");
-            if (end != mValue.npos)
-            {
-                msg = mValue.substr(start, end+1-start);
-            }
-            else
-            {
-                msg = mValue.substr(start);
-            }
-        }
-        // Convert any internal CR to LF
-        msg = utf8str_removeCRLF(msg);
-    }
-    return msg;
-}
-
-void LLXMLNode::setLineNumber(S32 line_number)
-{
-    mLineNumber = line_number;
-}
-
-S32 LLXMLNode::getLineNumber()
-{
-    return mLineNumber;
-}
+/**
+ * @file llxmlnode.cpp
+ * @author Tom Yedwab
+ * @brief LLXMLNode implementation
+ *
+ * $LicenseInfo:firstyear=2005&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#include "linden_common.h"
+
+#include <iostream>
+#include <map>
+
+#include "llxmlnode.h"
+
+#include "v3color.h"
+#include "v4color.h"
+#include "v4coloru.h"
+#include "v3math.h"
+#include "v3dmath.h"
+#include "v4math.h"
+#include "llquaternion.h"
+#include "llstring.h"
+#include "lluuid.h"
+#include "lldir.h"
+
+// static
+bool LLXMLNode::sStripEscapedStrings = true;
+bool LLXMLNode::sStripWhitespaceValues = false;
+
+LLXMLNode::LLXMLNode() :
+    mID(""),
+    mParser(NULL),
+    mIsAttribute(false),
+    mVersionMajor(0),
+    mVersionMinor(0),
+    mLength(0),
+    mPrecision(64),
+    mType(TYPE_CONTAINER),
+    mEncoding(ENCODING_DEFAULT),
+    mLineNumber(-1),
+    mParent(NULL),
+    mChildren(NULL),
+    mAttributes(),
+    mPrev(NULL),
+    mNext(NULL),
+    mName(NULL),
+    mValue(""),
+    mDefault(NULL)
+{
+}
+
+LLXMLNode::LLXMLNode(const char* name, bool is_attribute) :
+    mID(""),
+    mParser(NULL),
+    mIsAttribute(is_attribute),
+    mVersionMajor(0),
+    mVersionMinor(0),
+    mLength(0),
+    mPrecision(64),
+    mType(TYPE_CONTAINER),
+    mEncoding(ENCODING_DEFAULT),
+    mLineNumber(-1),
+    mParent(NULL),
+    mChildren(NULL),
+    mAttributes(),
+    mPrev(NULL),
+    mNext(NULL),
+    mValue(""),
+    mDefault(NULL)
+{
+    mName = gStringTable.addStringEntry(name);
+}
+
+LLXMLNode::LLXMLNode(LLStringTableEntry* name, bool is_attribute) :
+    mID(""),
+    mParser(NULL),
+    mIsAttribute(is_attribute),
+    mVersionMajor(0),
+    mVersionMinor(0),
+    mLength(0),
+    mPrecision(64),
+    mType(TYPE_CONTAINER),
+    mEncoding(ENCODING_DEFAULT),
+    mLineNumber(-1),
+    mParent(NULL),
+    mChildren(NULL),
+    mAttributes(),
+    mPrev(NULL),
+    mNext(NULL),
+    mName(name),
+    mValue(""),
+    mDefault(NULL)
+{
+}
+
+// copy constructor (except for the children)
+LLXMLNode::LLXMLNode(const LLXMLNode& rhs) :
+    mID(rhs.mID),
+    mIsAttribute(rhs.mIsAttribute),
+    mVersionMajor(rhs.mVersionMajor),
+    mVersionMinor(rhs.mVersionMinor),
+    mLength(rhs.mLength),
+    mPrecision(rhs.mPrecision),
+    mType(rhs.mType),
+    mEncoding(rhs.mEncoding),
+    mLineNumber(0),
+    mParser(NULL),
+    mParent(NULL),
+    mChildren(NULL),
+    mAttributes(),
+    mPrev(NULL),
+    mNext(NULL),
+    mName(rhs.mName),
+    mValue(rhs.mValue),
+    mDefault(rhs.mDefault)
+{
+}
+
+// returns a new copy of this node and all its children
+LLXMLNodePtr LLXMLNode::deepCopy()
+{
+    LLXMLNodePtr newnode = LLXMLNodePtr(new LLXMLNode(*this));
+    if (mChildren.notNull())
+    {
+        for (LLXMLChildList::iterator iter = mChildren->map.begin();
+             iter != mChildren->map.end(); ++iter)
+        {
+            LLXMLNodePtr temp_ptr_for_gcc(iter->second->deepCopy());
+            newnode->addChild(temp_ptr_for_gcc);
+        }
+    }
+    for (LLXMLAttribList::iterator iter = mAttributes.begin();
+         iter != mAttributes.end(); ++iter)
+    {
+        LLXMLNodePtr temp_ptr_for_gcc(iter->second->deepCopy());
+        newnode->addChild(temp_ptr_for_gcc);
+    }
+
+    return newnode;
+}
+
+// virtual
+LLXMLNode::~LLXMLNode()
+{
+    // Strictly speaking none of this should be required execept 'delete mChildren'...
+    // Sadly, that's only true if we hadn't had reference-counted smart pointers linked
+    // in three different directions. This entire class is a frightening, hard-to-maintain
+    // mess.
+    if (mChildren.notNull())
+    {
+        for (LLXMLChildList::iterator iter = mChildren->map.begin();
+             iter != mChildren->map.end(); ++iter)
+        {
+            LLXMLNodePtr child = iter->second;
+            child->mParent = NULL;
+            child->mNext = NULL;
+            child->mPrev = NULL;
+        }
+        mChildren->map.clear();
+        mChildren->head = NULL;
+        mChildren->tail = NULL;
+        mChildren = NULL;
+    }
+    for (LLXMLAttribList::iterator iter = mAttributes.begin();
+         iter != mAttributes.end(); ++iter)
+    {
+        LLXMLNodePtr attr = iter->second;
+        attr->mParent = NULL;
+        attr->mNext = NULL;
+        attr->mPrev = NULL;
+    }
+    llassert(mParent == NULL);
+    mDefault = NULL;
+}
+
+bool LLXMLNode::isNull()
+{
+    return (mName == NULL);
+}
+
+// protected
+bool LLXMLNode::removeChild(LLXMLNode *target_child)
+{
+    if (!target_child)
+    {
+        return false;
+    }
+    if (target_child->mIsAttribute)
+    {
+        LLXMLAttribList::iterator children_itr = mAttributes.find(target_child->mName);
+        if (children_itr != mAttributes.end())
+        {
+            target_child->mParent = NULL;
+            mAttributes.erase(children_itr);
+            return true;
+        }
+    }
+    else if (mChildren.notNull())
+    {
+        LLXMLChildList::iterator children_itr = mChildren->map.find(target_child->mName);
+        while (children_itr != mChildren->map.end())
+        {
+            if (target_child == children_itr->second)
+            {
+                if (target_child == mChildren->head)
+                {
+                    mChildren->head = target_child->mNext;
+                }
+                if (target_child == mChildren->tail)
+                {
+                    mChildren->tail = target_child->mPrev;
+                }
+
+                LLXMLNodePtr prev = target_child->mPrev;
+                LLXMLNodePtr next = target_child->mNext;
+                if (prev.notNull()) prev->mNext = next;
+                if (next.notNull()) next->mPrev = prev;
+
+                target_child->mPrev = NULL;
+                target_child->mNext = NULL;
+                target_child->mParent = NULL;
+                mChildren->map.erase(children_itr);
+                if (mChildren->map.empty())
+                {
+                    mChildren = NULL;
+                }
+                return true;
+            }
+            else if (children_itr->first != target_child->mName)
+            {
+                break;
+            }
+            else
+            {
+                ++children_itr;
+            }
+        }
+    }
+    return false;
+}
+
+void LLXMLNode::addChild(LLXMLNodePtr& new_child)
+{
+    if (new_child->mParent != NULL)
+    {
+        if (new_child->mParent == this)
+        {
+            return;
+        }
+        new_child->mParent->removeChild(new_child);
+    }
+
+    new_child->mParent = this;
+    if (new_child->mIsAttribute)
+    {
+        LLXMLAttribList::iterator found_it = mAttributes.find(new_child->mName);
+        if (found_it != mAttributes.end())
+        {
+            removeChild(found_it->second);
+        }
+        mAttributes.insert(std::make_pair(new_child->mName, new_child));
+    }
+    else
+    {
+        if (mChildren.isNull())
+        {
+            mChildren = new LLXMLChildren();
+            mChildren->head = new_child;
+            mChildren->tail = new_child;
+        }
+        mChildren->map.insert(std::make_pair(new_child->mName, new_child));
+
+        if (mChildren->tail != new_child)
+        {
+            mChildren->tail->mNext = new_child;
+            new_child->mPrev = mChildren->tail;
+            mChildren->tail = new_child;
+        }
+    }
+
+    new_child->updateDefault();
+}
+
+// virtual
+LLXMLNodePtr LLXMLNode::createChild(const char* name, bool is_attribute)
+{
+    return createChild(gStringTable.addStringEntry(name), is_attribute);
+}
+
+// virtual
+LLXMLNodePtr LLXMLNode::createChild(LLStringTableEntry* name, bool is_attribute)
+{
+    LLXMLNodePtr ret(new LLXMLNode(name, is_attribute));
+    ret->mID.clear();
+
+    addChild(ret);
+    return ret;
+}
+
+bool LLXMLNode::deleteChild(LLXMLNode *child)
+{
+    if (removeChild(child))
+    {
+        return true;
+    }
+    return false;
+}
+
+void LLXMLNode::setParent(LLXMLNodePtr& new_parent)
+{
+    if (new_parent.notNull())
+    {
+        LLXMLNodePtr this_ptr(this);
+        new_parent->addChild(this_ptr);
+    }
+    else
+    {
+        if (mParent != NULL)
+        {
+            LLXMLNodePtr old_parent = mParent;
+            mParent = NULL;
+            old_parent->removeChild(this);
+        }
+    }
+}
+
+
+void LLXMLNode::updateDefault()
+{
+    if (mParent != NULL && !mParent->mDefault.isNull())
+    {
+        mDefault = NULL;
+
+        // Find default value in parent's default tree
+        if (!mParent->mDefault.isNull())
+        {
+            findDefault(mParent->mDefault);
+        }
+    }
+
+    if (mChildren.notNull())
+    {
+        LLXMLChildList::const_iterator children_itr;
+        LLXMLChildList::const_iterator children_end = mChildren->map.end();
+        for (children_itr = mChildren->map.begin(); children_itr != children_end; ++children_itr)
+        {
+            LLXMLNodePtr child = (*children_itr).second;
+            child->updateDefault();
+        }
+    }
+}
+
+void XMLCALL StartXMLNode(void *userData,
+                          const XML_Char *name,
+                          const XML_Char **atts)
+{
+    // Create a new node
+    LLXMLNode *new_node_ptr = new LLXMLNode(name, false);
+
+    LLXMLNodePtr new_node = new_node_ptr;
+    new_node->mID.clear();
+    LLXMLNodePtr ptr_new_node = new_node;
+
+    // Set the parent-child relationship with the current active node
+    LLXMLNode* parent = (LLXMLNode *)userData;
+
+    if (NULL == parent)
+    {
+        LL_WARNS() << "parent (userData) is NULL; aborting function" << LL_ENDL;
+        return;
+    }
+
+    new_node_ptr->mParser = parent->mParser;
+    new_node_ptr->setLineNumber(XML_GetCurrentLineNumber(*new_node_ptr->mParser));
+
+    // Set the current active node to the new node
+    XML_Parser *parser = parent->mParser;
+    XML_SetUserData(*parser, (void *)new_node_ptr);
+
+    // Parse attributes
+    U32 pos = 0;
+    while (atts[pos] != NULL)
+    {
+        std::string attr_name = atts[pos];
+        std::string attr_value = atts[pos+1];
+
+        // Special cases
+        if ('i' == attr_name[0] && "id" == attr_name)
+        {
+            new_node->mID = attr_value;
+        }
+        else if ('v' == attr_name[0] && "version" == attr_name)
+        {
+            U32 version_major = 0;
+            U32 version_minor = 0;
+            if (sscanf(attr_value.c_str(), "%d.%d", &version_major, &version_minor) > 0)
+            {
+                new_node->mVersionMajor = version_major;
+                new_node->mVersionMinor = version_minor;
+            }
+        }
+        else if (('s' == attr_name[0] && "size" == attr_name) || ('l' == attr_name[0] && "length" == attr_name))
+        {
+            U32 length;
+            if (sscanf(attr_value.c_str(), "%d", &length) > 0)
+            {
+                new_node->mLength = length;
+            }
+        }
+        else if ('p' == attr_name[0] && "precision" == attr_name)
+        {
+            U32 precision;
+            if (sscanf(attr_value.c_str(), "%d", &precision) > 0)
+            {
+                new_node->mPrecision = precision;
+            }
+        }
+        else if ('t' == attr_name[0] && "type" == attr_name)
+        {
+            if ("boolean" == attr_value)
+            {
+                new_node->mType = LLXMLNode::TYPE_BOOLEAN;
+            }
+            else if ("integer" == attr_value)
+            {
+                new_node->mType = LLXMLNode::TYPE_INTEGER;
+            }
+            else if ("float" == attr_value)
+            {
+                new_node->mType = LLXMLNode::TYPE_FLOAT;
+            }
+            else if ("string" == attr_value)
+            {
+                new_node->mType = LLXMLNode::TYPE_STRING;
+            }
+            else if ("uuid" == attr_value)
+            {
+                new_node->mType = LLXMLNode::TYPE_UUID;
+            }
+            else if ("noderef" == attr_value)
+            {
+                new_node->mType = LLXMLNode::TYPE_NODEREF;
+            }
+        }
+        else if ('e' == attr_name[0] && "encoding" == attr_name)
+        {
+            if ("decimal" == attr_value)
+            {
+                new_node->mEncoding = LLXMLNode::ENCODING_DECIMAL;
+            }
+            else if ("hex" == attr_value)
+            {
+                new_node->mEncoding = LLXMLNode::ENCODING_HEX;
+            }
+            /*else if (attr_value == "base32")
+            {
+                new_node->mEncoding = LLXMLNode::ENCODING_BASE32;
+            }*/
+        }
+
+        // only one attribute child per description
+        LLXMLNodePtr attr_node;
+        if (!new_node->getAttribute(attr_name.c_str(), attr_node, false))
+        {
+            attr_node = new LLXMLNode(attr_name.c_str(), true);
+            attr_node->setLineNumber(XML_GetCurrentLineNumber(*new_node_ptr->mParser));
+        }
+        attr_node->setValue(attr_value);
+        new_node->addChild(attr_node);
+
+        pos += 2;
+    }
+
+    if (parent)
+    {
+        parent->addChild(new_node);
+    }
+}
+
+void XMLCALL EndXMLNode(void *userData,
+                        const XML_Char *name)
+{
+    // [FUGLY] Set the current active node to the current node's parent
+    LLXMLNode *node = (LLXMLNode *)userData;
+    XML_Parser *parser = node->mParser;
+    XML_SetUserData(*parser, (void *)node->mParent);
+    // SJB: total hack:
+    if (LLXMLNode::sStripWhitespaceValues)
+    {
+        std::string value = node->getValue();
+        bool is_empty = true;
+        for (std::string::size_type s = 0; s < value.length(); s++)
+        {
+            char c = value[s];
+            if (c != ' ' && c != '\t' && c != '\n')
+            {
+                is_empty = false;
+                break;
+            }
+        }
+        if (is_empty)
+        {
+            value.clear();
+            node->setValue(value);
+        }
+    }
+}
+
+void XMLCALL XMLData(void *userData,
+                     const XML_Char *s,
+                     int len)
+{
+    LLXMLNode* current_node = (LLXMLNode *)userData;
+    std::string value = current_node->getValue();
+    if (LLXMLNode::sStripEscapedStrings)
+    {
+        if (s[0] == '\"' && s[len-1] == '\"')
+        {
+            // Special-case: Escaped string.
+            std::string unescaped_string;
+            for (S32 pos=1; pos<len-1; ++pos)
+            {
+                if (s[pos] == '\\' && s[pos+1] == '\\')
+                {
+                    unescaped_string.append("\\");
+                    ++pos;
+                }
+                else if (s[pos] == '\\' && s[pos+1] == '\"')
+                {
+                    unescaped_string.append("\"");
+                    ++pos;
+                }
+                else
+                {
+                    unescaped_string.append(&s[pos], 1);
+                }
+            }
+            value.append(unescaped_string);
+            current_node->setValue(value);
+            return;
+        }
+    }
+    value.append(std::string(s, len));
+    current_node->setValue(value);
+}
+
+
+
+// static
+bool LLXMLNode::updateNode(
+    LLXMLNodePtr& node,
+    LLXMLNodePtr& update_node)
+{
+
+    if (!node || !update_node)
+    {
+        LL_WARNS() << "Node invalid" << LL_ENDL;
+        return false;
+    }
+
+    //update the node value
+    node->mValue = update_node->mValue;
+
+    //update all attribute values
+    LLXMLAttribList::const_iterator itor;
+
+    for(itor = update_node->mAttributes.begin(); itor != update_node->mAttributes.end(); ++itor)
+    {
+        const LLStringTableEntry* attribNameEntry = (*itor).first;
+        LLXMLNodePtr updateAttribNode = (*itor).second;
+
+        LLXMLNodePtr attribNode;
+
+        node->getAttribute(attribNameEntry, attribNode, 0);
+
+        if (attribNode)
+        {
+            attribNode->mValue = updateAttribNode->mValue;
+        }
+    }
+
+    //update all of node's children with updateNodes children that match name
+    LLXMLNodePtr child = node->getFirstChild();
+    LLXMLNodePtr last_child = child;
+    LLXMLNodePtr updateChild;
+
+    for (updateChild = update_node->getFirstChild(); updateChild.notNull();
+         updateChild = updateChild->getNextSibling())
+    {
+        while(child.notNull())
+        {
+            std::string nodeName;
+            std::string updateName;
+
+            updateChild->getAttributeString("name", updateName);
+            child->getAttributeString("name", nodeName);
+
+
+            //if it's a combobox there's no name, but there is a value
+            if (updateName.empty())
+            {
+                updateChild->getAttributeString("value", updateName);
+                child->getAttributeString("value", nodeName);
+            }
+
+            if ((nodeName != "") && (updateName == nodeName))
+            {
+                updateNode(child, updateChild);
+                last_child = child;
+                child = child->getNextSibling();
+                if (child.isNull())
+                {
+                    child = node->getFirstChild();
+                }
+                break;
+            }
+
+            child = child->getNextSibling();
+            if (child.isNull())
+            {
+                child = node->getFirstChild();
+            }
+            if (child == last_child)
+            {
+                break;
+            }
+        }
+    }
+
+    return true;
+}
+
+// static
+bool LLXMLNode::parseFile(const std::string& filename, LLXMLNodePtr& node, LLXMLNode* defaults_tree)
+{
+    // Read file
+    LL_DEBUGS("XMLNode") << "parsing XML file: " << filename << LL_ENDL;
+    LLFILE* fp = LLFile::fopen(filename, "rb");     /* Flawfinder: ignore */
+    if (fp == NULL)
+    {
+        node = NULL ;
+        return false;
+    }
+    fseek(fp, 0, SEEK_END);
+    U32 length = ftell(fp);
+    fseek(fp, 0, SEEK_SET);
+
+    U8* buffer = new U8[length+1];
+    size_t nread = fread(buffer, 1, length, fp);
+    buffer[nread] = 0;
+    fclose(fp);
+
+    bool rv = parseBuffer(buffer, nread, node, defaults_tree);
+    delete [] buffer;
+    return rv;
+}
+
+// static
+bool LLXMLNode::parseBuffer(
+    U8* buffer,
+    U32 length,
+    LLXMLNodePtr& node,
+    LLXMLNode* defaults)
+{
+    // Init
+    XML_Parser my_parser = XML_ParserCreate(NULL);
+    XML_SetElementHandler(my_parser, StartXMLNode, EndXMLNode);
+    XML_SetCharacterDataHandler(my_parser, XMLData);
+
+    // Create a root node
+    LLXMLNode *file_node_ptr = new LLXMLNode("XML", false);
+    LLXMLNodePtr file_node = file_node_ptr;
+
+    file_node->mParser = &my_parser;
+
+    XML_SetUserData(my_parser, (void *)file_node_ptr);
+
+    // Do the parsing
+    if (XML_Parse(my_parser, (const char *)buffer, length, true) != XML_STATUS_OK)
+    {
+        LL_WARNS() << "Error parsing xml error code: "
+                << XML_ErrorString(XML_GetErrorCode(my_parser))
+                << " on line " << XML_GetCurrentLineNumber(my_parser)
+                << LL_ENDL;
+    }
+
+    // Deinit
+    XML_ParserFree(my_parser);
+
+    if (!file_node->mChildren || file_node->mChildren->map.size() != 1)
+    {
+        LL_WARNS() << "Parse failure - wrong number of top-level nodes xml."
+                << LL_ENDL;
+        node = NULL ;
+        return false;
+    }
+
+    LLXMLNode *return_node = file_node->mChildren->map.begin()->second;
+
+    return_node->setDefault(defaults);
+    return_node->updateDefault();
+
+    node = return_node;
+    return true;
+}
+
+// static
+bool LLXMLNode::parseStream(
+    std::istream& str,
+    LLXMLNodePtr& node,
+    LLXMLNode* defaults)
+{
+    // Init
+    XML_Parser my_parser = XML_ParserCreate(NULL);
+    XML_SetElementHandler(my_parser, StartXMLNode, EndXMLNode);
+    XML_SetCharacterDataHandler(my_parser, XMLData);
+
+    // Create a root node
+    LLXMLNode *file_node_ptr = new LLXMLNode("XML", false);
+    LLXMLNodePtr file_node = file_node_ptr;
+
+    file_node->mParser = &my_parser;
+
+    XML_SetUserData(my_parser, (void *)file_node_ptr);
+
+    const int BUFSIZE = 1024;
+    U8* buffer = new U8[BUFSIZE];
+
+    while(str.good())
+    {
+        str.read((char*)buffer, BUFSIZE);
+        int count = (int)str.gcount();
+
+        if (XML_Parse(my_parser, (const char *)buffer, count, !str.good()) != XML_STATUS_OK)
+        {
+            LL_WARNS() << "Error parsing xml error code: "
+                    << XML_ErrorString(XML_GetErrorCode(my_parser))
+                    << " on lne " << XML_GetCurrentLineNumber(my_parser)
+                    << LL_ENDL;
+            break;
+        }
+    }
+
+    delete [] buffer;
+
+    // Deinit
+    XML_ParserFree(my_parser);
+
+    if (!file_node->mChildren || file_node->mChildren->map.size() != 1)
+    {
+        LL_WARNS() << "Parse failure - wrong number of top-level nodes xml."
+                << LL_ENDL;
+        node = NULL;
+        return false;
+    }
+
+    LLXMLNode *return_node = file_node->mChildren->map.begin()->second;
+
+    return_node->setDefault(defaults);
+    return_node->updateDefault();
+
+    node = return_node;
+    return true;
+}
+
+
+bool LLXMLNode::isFullyDefault()
+{
+    if (mDefault.isNull())
+    {
+        return false;
+    }
+    bool has_default_value = (mValue == mDefault->mValue);
+    bool has_default_attribute = (mIsAttribute == mDefault->mIsAttribute);
+    bool has_default_type = mIsAttribute || (mType == mDefault->mType);
+    bool has_default_encoding = mIsAttribute || (mEncoding == mDefault->mEncoding);
+    bool has_default_precision = mIsAttribute || (mPrecision == mDefault->mPrecision);
+    bool has_default_length = mIsAttribute || (mLength == mDefault->mLength);
+
+    if (has_default_value
+        && has_default_type
+        && has_default_encoding
+        && has_default_precision
+        && has_default_length
+        && has_default_attribute)
+    {
+        if (mChildren.notNull())
+        {
+            LLXMLChildList::const_iterator children_itr;
+            LLXMLChildList::const_iterator children_end = mChildren->map.end();
+            for (children_itr = mChildren->map.begin(); children_itr != children_end; ++children_itr)
+            {
+                LLXMLNodePtr child = (*children_itr).second;
+                if (!child->isFullyDefault())
+                {
+                    return false;
+                }
+            }
+        }
+        return true;
+    }
+
+    return false;
+}
+
+// static
+bool LLXMLNode::getLayeredXMLNode(LLXMLNodePtr& root,
+                                  const std::vector<std::string>& paths)
+{
+    if (paths.empty()) return false;
+
+    std::string filename = paths.front();
+    if (filename.empty())
+    {
+        return false;
+    }
+
+    if (!LLXMLNode::parseFile(filename, root, NULL))
+    {
+        LL_WARNS() << "Problem reading UI description file: " << filename << " " << errno << LL_ENDL;
+        return false;
+    }
+
+    LLXMLNodePtr updateRoot;
+
+    std::vector<std::string>::const_iterator itor;
+
+    // We've already dealt with the first item, skip that one
+    for (itor = paths.begin() + 1; itor != paths.end(); ++itor)
+    {
+        std::string layer_filename = *itor;
+        if(layer_filename.empty() || layer_filename == filename)
+        {
+            // no localized version of this file, that's ok, keep looking
+            continue;
+        }
+
+        if (!LLXMLNode::parseFile(layer_filename, updateRoot, NULL))
+        {
+            LL_WARNS() << "Problem reading localized UI description file: " << layer_filename << LL_ENDL;
+            return false;
+        }
+
+        std::string nodeName;
+        std::string updateName;
+
+        updateRoot->getAttributeString("name", updateName);
+        root->getAttributeString("name", nodeName);
+
+        if (updateName == nodeName)
+        {
+            LLXMLNode::updateNode(root, updateRoot);
+        }
+    }
+
+    return true;
+}
+
+// static
+void LLXMLNode::writeHeaderToFile(LLFILE *out_file)
+{
+    fprintf(out_file, "<?xml version=\"1.0\" encoding=\"utf-8\" standalone=\"yes\" ?>\n");
+}
+
+void LLXMLNode::writeToFile(LLFILE *out_file, const std::string& indent, bool use_type_decorations)
+{
+    if (isFullyDefault())
+    {
+        // Don't write out nodes that are an exact match to defaults
+        return;
+    }
+
+    std::ostringstream ostream;
+    writeToOstream(ostream, indent, use_type_decorations);
+    std::string outstring = ostream.str();
+    size_t written = fwrite(outstring.c_str(), 1, outstring.length(), out_file);
+    if (written != outstring.length())
+    {
+        LL_WARNS() << "Short write" << LL_ENDL;
+    }
+}
+
+void LLXMLNode::writeToOstream(std::ostream& output_stream, const std::string& indent, bool use_type_decorations)
+{
+    if (isFullyDefault())
+    {
+        // Don't write out nodes that are an exact match to defaults
+        return;
+    }
+
+    bool has_default_type = mDefault.isNull()?false:(mType == mDefault->mType);
+    bool has_default_encoding = mDefault.isNull()?false:(mEncoding == mDefault->mEncoding);
+    bool has_default_precision = mDefault.isNull()?false:(mPrecision == mDefault->mPrecision);
+    bool has_default_length = mDefault.isNull()?false:(mLength == mDefault->mLength);
+
+    // stream the name
+    output_stream << indent << "<" << mName->mString << "\n";
+
+    if (use_type_decorations)
+    {
+        // ID
+        if (mID != "")
+        {
+            output_stream << indent << " id=\"" << mID << "\"\n";
+        }
+
+        // Type
+        if (!has_default_type)
+        {
+            switch (mType)
+            {
+            case TYPE_BOOLEAN:
+                output_stream << indent << " type=\"boolean\"\n";
+                break;
+            case TYPE_INTEGER:
+                output_stream << indent << " type=\"integer\"\n";
+                break;
+            case TYPE_FLOAT:
+                output_stream << indent << " type=\"float\"\n";
+                break;
+            case TYPE_STRING:
+                output_stream << indent << " type=\"string\"\n";
+                break;
+            case TYPE_UUID:
+                output_stream << indent << " type=\"uuid\"\n";
+                break;
+            case TYPE_NODEREF:
+                output_stream << indent << " type=\"noderef\"\n";
+                break;
+            default:
+                // default on switch(enum) eliminates a warning on linux
+                break;
+            };
+        }
+
+        // Encoding
+        if (!has_default_encoding)
+        {
+            switch (mEncoding)
+            {
+            case ENCODING_DECIMAL:
+                output_stream << indent << " encoding=\"decimal\"\n";
+                break;
+            case ENCODING_HEX:
+                output_stream << indent << " encoding=\"hex\"\n";
+                break;
+            /*case ENCODING_BASE32:
+                output_stream << indent << " encoding=\"base32\"\n";
+                break;*/
+            default:
+                // default on switch(enum) eliminates a warning on linux
+                break;
+            };
+        }
+
+        // Precision
+        if (!has_default_precision && (mType == TYPE_INTEGER || mType == TYPE_FLOAT))
+        {
+            output_stream << indent << " precision=\"" << mPrecision << "\"\n";
+        }
+
+        // Version
+        if (mVersionMajor > 0 || mVersionMinor > 0)
+        {
+            output_stream << indent << " version=\"" << mVersionMajor << "." << mVersionMinor << "\"\n";
+        }
+
+        // Array length
+        if (!has_default_length && mLength > 0)
+        {
+            output_stream << indent << " length=\"" << mLength << "\"\n";
+        }
+    }
+
+    {
+        // Write out attributes
+        LLXMLAttribList::const_iterator attr_itr;
+        LLXMLAttribList::const_iterator attr_end = mAttributes.end();
+        for (attr_itr = mAttributes.begin(); attr_itr != attr_end; ++attr_itr)
+        {
+            LLXMLNodePtr child = (*attr_itr).second;
+            if (child->mDefault.isNull() || child->mDefault->mValue != child->mValue)
+            {
+                std::string attr = child->mName->mString;
+                if (use_type_decorations
+                    && (attr == "id" ||
+                        attr == "type" ||
+                        attr == "encoding" ||
+                        attr == "precision" ||
+                        attr == "version" ||
+                        attr == "length"))
+                {
+                    continue; // skip built-in attributes
+                }
+
+                std::string attr_str = llformat(" %s=\"%s\"",
+                                             attr.c_str(),
+                                             escapeXML(child->mValue).c_str());
+                output_stream << indent << attr_str << "\n";
+            }
+        }
+    }
+
+    // erase last \n before attaching final > or />
+    output_stream.seekp(-1, std::ios::cur);
+
+    if (mChildren.isNull() && mValue == "")
+    {
+        output_stream << " />\n";
+        return;
+    }
+    else
+    {
+        output_stream << ">\n";
+        if (mChildren.notNull())
+        {
+            // stream non-attributes
+            std::string next_indent = indent + "    ";
+            for (LLXMLNode* child = getFirstChild(); child; child = child->getNextSibling())
+            {
+                child->writeToOstream(output_stream, next_indent, use_type_decorations);
+            }
+        }
+        if (!mValue.empty())
+        {
+            std::string contents = getTextContents();
+            output_stream << indent << "    " << escapeXML(contents) << "\n";
+        }
+        output_stream << indent << "</" << mName->mString << ">\n";
+    }
+}
+
+void LLXMLNode::findName(const std::string& name, LLXMLNodeList &results)
+{
+    LLStringTableEntry* name_entry = gStringTable.checkStringEntry(name);
+    if (name_entry == mName)
+    {
+        results.insert(std::make_pair(this->mName->mString, this));
+        return;
+    }
+    if (mChildren.notNull())
+    {
+        LLXMLChildList::const_iterator children_itr;
+        LLXMLChildList::const_iterator children_end = mChildren->map.end();
+        for (children_itr = mChildren->map.begin(); children_itr != children_end; ++children_itr)
+        {
+            LLXMLNodePtr child = (*children_itr).second;
+            child->findName(name_entry, results);
+        }
+    }
+}
+
+void LLXMLNode::findName(LLStringTableEntry* name, LLXMLNodeList &results)
+{
+    if (name == mName)
+    {
+        results.insert(std::make_pair(this->mName->mString, this));
+        return;
+    }
+    if (mChildren.notNull())
+    {
+        LLXMLChildList::const_iterator children_itr;
+        LLXMLChildList::const_iterator children_end = mChildren->map.end();
+        for (children_itr = mChildren->map.begin(); children_itr != children_end; ++children_itr)
+        {
+            LLXMLNodePtr child = (*children_itr).second;
+            child->findName(name, results);
+        }
+    }
+}
+
+void LLXMLNode::findID(const std::string& id, LLXMLNodeList &results)
+{
+    if (id == mID)
+    {
+        results.insert(std::make_pair(this->mName->mString, this));
+        return;
+    }
+    if (mChildren.notNull())
+    {
+        LLXMLChildList::const_iterator children_itr;
+        LLXMLChildList::const_iterator children_end = mChildren->map.end();
+        for (children_itr = mChildren->map.begin(); children_itr != children_end; ++children_itr)
+        {
+            LLXMLNodePtr child = (*children_itr).second;
+            child->findID(id, results);
+        }
+    }
+}
+
+void LLXMLNode::scrubToTree(LLXMLNode *tree)
+{
+    if (!tree || tree->mChildren.isNull())
+    {
+        return;
+    }
+    if (mChildren.notNull())
+    {
+        std::vector<LLXMLNodePtr> to_delete_list;
+        LLXMLChildList::iterator itor = mChildren->map.begin();
+        while (itor != mChildren->map.end())
+        {
+            LLXMLNodePtr child = itor->second;
+            LLXMLNodePtr child_tree = NULL;
+            // Look for this child in the default's children
+            bool found = false;
+            LLXMLChildList::iterator itor2 = tree->mChildren->map.begin();
+            while (itor2 != tree->mChildren->map.end())
+            {
+                if (child->mName == itor2->second->mName)
+                {
+                    child_tree = itor2->second;
+                    found = true;
+                }
+                ++itor2;
+            }
+            if (!found)
+            {
+                to_delete_list.push_back(child);
+            }
+            else
+            {
+                child->scrubToTree(child_tree);
+            }
+            ++itor;
+        }
+        std::vector<LLXMLNodePtr>::iterator itor3;
+        for (itor3=to_delete_list.begin(); itor3!=to_delete_list.end(); ++itor3)
+        {
+            LLXMLNodePtr ptr;
+            (*itor3)->setParent(ptr);
+        }
+    }
+}
+
+bool LLXMLNode::getChild(const char* name, LLXMLNodePtr& node, bool use_default_if_missing)
+{
+    return getChild(gStringTable.checkStringEntry(name), node, use_default_if_missing);
+}
+
+bool LLXMLNode::getChild(const LLStringTableEntry* name, LLXMLNodePtr& node, bool use_default_if_missing)
+{
+    if (mChildren.notNull())
+    {
+        LLXMLChildList::const_iterator child_itr = mChildren->map.find(name);
+        if (child_itr != mChildren->map.end())
+        {
+            node = (*child_itr).second;
+            return true;
+        }
+    }
+    if (use_default_if_missing && !mDefault.isNull())
+    {
+        return mDefault->getChild(name, node, false);
+    }
+    node = NULL;
+    return false;
+}
+
+void LLXMLNode::getChildren(const char* name, LLXMLNodeList &children, bool use_default_if_missing) const
+{
+    getChildren(gStringTable.checkStringEntry(name), children, use_default_if_missing);
+}
+
+void LLXMLNode::getChildren(const LLStringTableEntry* name, LLXMLNodeList &children, bool use_default_if_missing) const
+{
+    if (mChildren.notNull())
+    {
+        LLXMLChildList::const_iterator child_itr = mChildren->map.find(name);
+        if (child_itr != mChildren->map.end())
+        {
+            LLXMLChildList::const_iterator children_end = mChildren->map.end();
+            while (child_itr != children_end)
+            {
+                LLXMLNodePtr child = (*child_itr).second;
+                if (name != child->mName)
+                {
+                    break;
+                }
+                children.insert(std::make_pair(child->mName->mString, child));
+                child_itr++;
+            }
+        }
+    }
+    if (children.size() == 0 && use_default_if_missing && !mDefault.isNull())
+    {
+        mDefault->getChildren(name, children, false);
+    }
+}
+
+// recursively walks the tree and returns all children at all nesting levels matching the name
+void LLXMLNode::getDescendants(const LLStringTableEntry* name, LLXMLNodeList &children) const
+{
+    if (mChildren.notNull())
+    {
+        for (LLXMLChildList::const_iterator child_itr = mChildren->map.begin();
+             child_itr != mChildren->map.end(); ++child_itr)
+        {
+            LLXMLNodePtr child = (*child_itr).second;
+            if (name == child->mName)
+            {
+                children.insert(std::make_pair(child->mName->mString, child));
+            }
+            // and check each child as well
+            child->getDescendants(name, children);
+        }
+    }
+}
+
+bool LLXMLNode::getAttribute(const char* name, LLXMLNodePtr& node, bool use_default_if_missing)
+{
+    return getAttribute(gStringTable.checkStringEntry(name), node, use_default_if_missing);
+}
+
+bool LLXMLNode::getAttribute(const LLStringTableEntry* name, LLXMLNodePtr& node, bool use_default_if_missing)
+{
+    LLXMLAttribList::const_iterator child_itr = mAttributes.find(name);
+    if (child_itr != mAttributes.end())
+    {
+        node = (*child_itr).second;
+        return true;
+    }
+    if (use_default_if_missing && !mDefault.isNull())
+    {
+        return mDefault->getAttribute(name, node, false);
+    }
+
+    return false;
+}
+
+bool LLXMLNode::setAttributeString(const char* attr, const std::string& value)
+{
+    LLStringTableEntry* name = gStringTable.checkStringEntry(attr);
+    LLXMLAttribList::const_iterator child_itr = mAttributes.find(name);
+    if (child_itr != mAttributes.end())
+    {
+        LLXMLNodePtr node = (*child_itr).second;
+        node->setValue(value);
+        return true;
+    }
+    return false;
+}
+
+bool LLXMLNode::hasAttribute(const char* name )
+{
+    LLXMLNodePtr node;
+    return getAttribute(name, node);
+}
+
+bool LLXMLNode::getAttributeBOOL(const char* name, bool& value )
+{
+    LLXMLNodePtr node;
+    return (getAttribute(name, node) && node->getBoolValue(1, &value));
+}
+
+bool LLXMLNode::getAttributeU8(const char* name, U8& value )
+{
+    LLXMLNodePtr node;
+    return (getAttribute(name, node) && node->getByteValue(1, &value));
+}
+
+bool LLXMLNode::getAttributeS8(const char* name, S8& value )
+{
+    LLXMLNodePtr node;
+    S32 val;
+    if (!(getAttribute(name, node) && node->getIntValue(1, &val)))
+    {
+        return false;
+    }
+    value = val;
+    return true;
+}
+
+bool LLXMLNode::getAttributeU16(const char* name, U16& value )
+{
+    LLXMLNodePtr node;
+    U32 val;
+    if (!(getAttribute(name, node) && node->getUnsignedValue(1, &val)))
+    {
+        return false;
+    }
+    value = val;
+    return true;
+}
+
+bool LLXMLNode::getAttributeS16(const char* name, S16& value )
+{
+    LLXMLNodePtr node;
+    S32 val;
+    if (!(getAttribute(name, node) && node->getIntValue(1, &val)))
+    {
+        return false;
+    }
+    value = val;
+    return true;
+}
+
+bool LLXMLNode::getAttributeU32(const char* name, U32& value )
+{
+    LLXMLNodePtr node;
+    return (getAttribute(name, node) && node->getUnsignedValue(1, &value));
+}
+
+bool LLXMLNode::getAttributeS32(const char* name, S32& value )
+{
+    LLXMLNodePtr node;
+    return (getAttribute(name, node) && node->getIntValue(1, &value));
+}
+
+bool LLXMLNode::getAttributeF32(const char* name, F32& value )
+{
+    LLXMLNodePtr node;
+    return (getAttribute(name, node) && node->getFloatValue(1, &value));
+}
+
+bool LLXMLNode::getAttributeF64(const char* name, F64& value )
+{
+    LLXMLNodePtr node;
+    return (getAttribute(name, node) && node->getDoubleValue(1, &value));
+}
+
+bool LLXMLNode::getAttributeColor(const char* name, LLColor4& value )
+{
+    LLXMLNodePtr node;
+    return (getAttribute(name, node) && node->getFloatValue(4, value.mV));
+}
+
+bool LLXMLNode::getAttributeColor4(const char* name, LLColor4& value )
+{
+    LLXMLNodePtr node;
+    return (getAttribute(name, node) && node->getFloatValue(4, value.mV));
+}
+
+bool LLXMLNode::getAttributeColor4U(const char* name, LLColor4U& value )
+{
+    LLXMLNodePtr node;
+    return (getAttribute(name, node) && node->getByteValue(4, value.mV));
+}
+
+bool LLXMLNode::getAttributeVector3(const char* name, LLVector3& value )
+{
+    LLXMLNodePtr node;
+    return (getAttribute(name, node) && node->getFloatValue(3, value.mV));
+}
+
+bool LLXMLNode::getAttributeVector3d(const char* name, LLVector3d& value )
+{
+    LLXMLNodePtr node;
+    return (getAttribute(name, node) && node->getDoubleValue(3, value.mdV));
+}
+
+bool LLXMLNode::getAttributeQuat(const char* name, LLQuaternion& value )
+{
+    LLXMLNodePtr node;
+    return (getAttribute(name, node) && node->getFloatValue(4, value.mQ));
+}
+
+bool LLXMLNode::getAttributeUUID(const char* name, LLUUID& value )
+{
+    LLXMLNodePtr node;
+    return (getAttribute(name, node) && node->getUUIDValue(1, &value));
+}
+
+bool LLXMLNode::getAttributeString(const char* name, std::string& value )
+{
+    LLXMLNodePtr node;
+    if (!getAttribute(name, node))
+    {
+        return false;
+    }
+    value = node->getValue();
+    return true;
+}
+
+LLXMLNodePtr LLXMLNode::getRoot()
+{
+    if (mParent == NULL)
+    {
+        return this;
+    }
+    return mParent->getRoot();
+}
+
+/*static */
+const char *LLXMLNode::skipWhitespace(const char *str)
+{
+    // skip whitespace characters
+    while (str[0] == ' ' || str[0] == '\t' || str[0] == '\n') ++str;
+    return str;
+}
+
+/*static */
+const char *LLXMLNode::skipNonWhitespace(const char *str)
+{
+    // skip non-whitespace characters
+    while (str[0] != ' ' && str[0] != '\t' && str[0] != '\n' && str[0] != 0) ++str;
+    return str;
+}
+
+/*static */
+const char *LLXMLNode::parseInteger(const char *str, U64 *dest, bool *is_negative, U32 precision, Encoding encoding)
+{
+    *dest = 0;
+    *is_negative = false;
+
+    str = skipWhitespace(str);
+
+    if (str[0] == 0) return NULL;
+
+    if (encoding == ENCODING_DECIMAL || encoding == ENCODING_DEFAULT)
+    {
+        if (str[0] == '+')
+        {
+            ++str;
+        }
+        if (str[0] == '-')
+        {
+            *is_negative = true;
+            ++str;
+        }
+
+        str = skipWhitespace(str);
+
+        U64 ret = 0;
+        while (str[0] >= '0' && str[0] <= '9')
+        {
+            ret *= 10;
+            ret += str[0] - '0';
+            ++str;
+        }
+
+        if (str[0] == '.')
+        {
+            // If there is a fractional part, skip it
+            str = skipNonWhitespace(str);
+        }
+
+        *dest = ret;
+        return str;
+    }
+    if (encoding == ENCODING_HEX)
+    {
+        U64 ret = 0;
+        str = skipWhitespace(str);
+        for (U32 pos=0; pos<(precision/4); ++pos)
+        {
+            ret <<= 4;
+            str = skipWhitespace(str);
+            if (str[0] >= '0' && str[0] <= '9')
+            {
+                ret += str[0] - '0';
+            }
+            else if (str[0] >= 'a' && str[0] <= 'f')
+            {
+                ret += str[0] - 'a' + 10;
+            }
+            else if (str[0] >= 'A' && str[0] <= 'F')
+            {
+                ret += str[0] - 'A' + 10;
+            }
+            else
+            {
+                return NULL;
+            }
+            ++str;
+        }
+
+        *dest = ret;
+        return str;
+    }
+    return NULL;
+}
+
+// 25 elements - decimal expansions of 1/(2^n), multiplied by 10 each iteration
+const U64 float_coeff_table[] =
+    { 5, 25, 125, 625, 3125,
+      15625, 78125, 390625, 1953125, 9765625,
+      48828125, 244140625, 1220703125, 6103515625LL, 30517578125LL,
+      152587890625LL, 762939453125LL, 3814697265625LL, 19073486328125LL, 95367431640625LL,
+      476837158203125LL, 2384185791015625LL, 11920928955078125LL, 59604644775390625LL, 298023223876953125LL };
+
+// 36 elements - decimal expansions of 1/(2^n) after the last 28, truncated, no multiply each iteration
+const U64 float_coeff_table_2[] =
+    {  149011611938476562LL,74505805969238281LL,
+       37252902984619140LL, 18626451492309570LL, 9313225746154785LL, 4656612873077392LL,
+       2328306436538696LL,  1164153218269348LL,  582076609134674LL,  291038304567337LL,
+       145519152283668LL,   72759576141834LL,    36379788070917LL,   18189894035458LL,
+       9094947017729LL,     4547473508864LL,     2273736754432LL,    1136868377216LL,
+       568434188608LL,      284217094304LL,      142108547152LL,     71054273576LL,
+       35527136788LL,       17763568394LL,       8881784197LL,       4440892098LL,
+       2220446049LL,        1110223024LL,        555111512LL,        277555756LL,
+       138777878,         69388939,          34694469,         17347234,
+       8673617,           4336808,           2168404,          1084202,
+       542101,            271050,            135525,           67762,
+    };
+
+/*static */
+const char *LLXMLNode::parseFloat(const char *str, F64 *dest, U32 precision, Encoding encoding)
+{
+    str = skipWhitespace(str);
+
+    if (str[0] == 0) return NULL;
+
+    if (encoding == ENCODING_DECIMAL || encoding == ENCODING_DEFAULT)
+    {
+        str = skipWhitespace(str);
+
+        if (memcmp(str, "inf", 3) == 0)
+        {
+            *(U64 *)dest = 0x7FF0000000000000ll;
+            return str + 3;
+        }
+        if (memcmp(str, "-inf", 4) == 0)
+        {
+            *(U64 *)dest = 0xFFF0000000000000ll;
+            return str + 4;
+        }
+        if (memcmp(str, "1.#INF", 6) == 0)
+        {
+            *(U64 *)dest = 0x7FF0000000000000ll;
+            return str + 6;
+        }
+        if (memcmp(str, "-1.#INF", 7) == 0)
+        {
+            *(U64 *)dest = 0xFFF0000000000000ll;
+            return str + 7;
+        }
+
+        F64 negative = 1.0f;
+        if (str[0] == '+')
+        {
+            ++str;
+        }
+        if (str[0] == '-')
+        {
+            negative = -1.0f;
+            ++str;
+        }
+
+        const char* base_str = str;
+        str = skipWhitespace(str);
+
+        // Parse the integer part of the expression
+        U64 int_part = 0;
+        while (str[0] >= '0' && str[0] <= '9')
+        {
+            int_part *= 10;
+            int_part += U64(str[0] - '0');
+            ++str;
+        }
+
+        U64 f_part = 0;//, f_decimal = 1;
+        if (str[0] == '.')
+        {
+            ++str;
+            U64 remainder = 0;
+            U32 pos = 0;
+            // Parse the decimal part of the expression
+            while (str[0] >= '0' && str[0] <= '9' && pos < 25)
+            {
+                remainder = (remainder*10) + U64(str[0] - '0');
+                f_part <<= 1;
+                //f_decimal <<= 1;
+                // Check the n'th bit
+                if (remainder >= float_coeff_table[pos])
+                {
+                    remainder -= float_coeff_table[pos];
+                    f_part |= 1;
+                }
+                ++pos;
+                ++str;
+            }
+            if (pos == 25)
+            {
+                // Drop any excessive digits
+                while (str[0] >= '0' && str[0] <= '9')
+                {
+                    ++str;
+                }
+            }
+            else
+            {
+                while (pos < 25)
+                {
+                    remainder *= 10;
+                    f_part <<= 1;
+                    //f_decimal <<= 1;
+                    // Check the n'th bit
+                    if (remainder >= float_coeff_table[pos])
+                    {
+                        remainder -= float_coeff_table[pos];
+                        f_part |= 1;
+                    }
+                    ++pos;
+                }
+            }
+            pos = 0;
+            while (pos < 36)
+            {
+                f_part <<= 1;
+                //f_decimal <<= 1;
+                if (remainder >= float_coeff_table_2[pos])
+                {
+                    remainder -= float_coeff_table_2[pos];
+                    f_part |= 1;
+                }
+                ++pos;
+            }
+        }
+
+        F64 ret = F64(int_part) + (F64(f_part)/F64(1LL<<61));
+
+        F64 exponent = 1.f;
+        if (str[0] == 'e')
+        {
+            // Scientific notation!
+            ++str;
+            U64 exp;
+            bool is_negative;
+            str = parseInteger(str, &exp, &is_negative, 64, ENCODING_DECIMAL);
+            if (str == NULL)
+            {
+                exp = 1;
+            }
+            F64 exp_d = F64(exp) * (is_negative?-1:1);
+            exponent = pow(10.0, exp_d);
+        }
+
+        if (str == base_str)
+        {
+            // no digits parsed
+            return NULL;
+        }
+        else
+        {
+            *dest = ret*negative*exponent;
+            return str;
+        }
+    }
+    if (encoding == ENCODING_HEX)
+    {
+        U64 bytes_dest;
+        bool is_negative;
+        str = parseInteger(str, (U64 *)&bytes_dest, &is_negative, precision, ENCODING_HEX);
+        // Upcast to F64
+        switch (precision)
+        {
+        case 32:
+            {
+                U32 short_dest = (U32)bytes_dest;
+                F32 ret_val = *(F32 *)&short_dest;
+                *dest = ret_val;
+            }
+            break;
+        case 64:
+            *dest = *(F64 *)&bytes_dest;
+            break;
+        default:
+            return NULL;
+        }
+        return str;
+    }
+    return NULL;
+}
+
+U32 LLXMLNode::getBoolValue(U32 expected_length, bool *array)
+{
+    llassert(array);
+
+    // Check type - accept booleans or strings
+    if (mType != TYPE_BOOLEAN && mType != TYPE_STRING && mType != TYPE_UNKNOWN)
+    {
+        return 0;
+    }
+
+    std::string *str_array = new std::string[expected_length];
+
+    U32 length = getStringValue(expected_length, str_array);
+
+    U32 ret_length = 0;
+    for (U32 i=0; i<length; ++i)
+    {
+        LLStringUtil::toLower(str_array[i]);
+        if (str_array[i] == "false")
+        {
+            array[ret_length++] = false;
+        }
+        else if (str_array[i] == "true")
+        {
+            array[ret_length++] = true;
+        }
+    }
+
+    delete[] str_array;
+
+#if LL_DEBUG
+    if (ret_length != expected_length)
+    {
+        LL_DEBUGS() << "LLXMLNode::getBoolValue() failed for node named '"
+            << mName->mString << "' -- expected " << expected_length << " but "
+            << "only found " << ret_length << LL_ENDL;
+    }
+#endif
+    return ret_length;
+}
+
+U32 LLXMLNode::getByteValue(U32 expected_length, U8 *array, Encoding encoding)
+{
+    llassert(array);
+
+    // Check type - accept bytes or integers (below 256 only)
+    if (mType != TYPE_INTEGER
+        && mType != TYPE_UNKNOWN)
+    {
+        return 0;
+    }
+
+    if (mLength > 0 && mLength != expected_length)
+    {
+        LL_WARNS() << "XMLNode::getByteValue asked for " << expected_length
+            << " elements, while node has " << mLength << LL_ENDL;
+        return 0;
+    }
+
+    if (encoding == ENCODING_DEFAULT)
+    {
+        encoding = mEncoding;
+    }
+
+    const char *value_string = mValue.c_str();
+
+    U32 i;
+    for (i=0; i<expected_length; ++i)
+    {
+        U64 value;
+        bool is_negative;
+        value_string = parseInteger(value_string, &value, &is_negative, 8, encoding);
+        if (value_string == NULL)
+        {
+            break;
+        }
+        if (value > 255 || is_negative)
+        {
+            LL_WARNS() << "getByteValue: Value outside of valid range." << LL_ENDL;
+            break;
+        }
+        array[i] = U8(value);
+    }
+#if LL_DEBUG
+    if (i != expected_length)
+    {
+        LL_DEBUGS() << "LLXMLNode::getByteValue() failed for node named '"
+            << mName->mString << "' -- expected " << expected_length << " but "
+            << "only found " << i << LL_ENDL;
+    }
+#endif
+    return i;
+}
+
+U32 LLXMLNode::getIntValue(U32 expected_length, S32 *array, Encoding encoding)
+{
+    llassert(array);
+
+    // Check type - accept bytes or integers
+    if (mType != TYPE_INTEGER && mType != TYPE_UNKNOWN)
+    {
+        return 0;
+    }
+
+    if (mLength > 0 && mLength != expected_length)
+    {
+        LL_WARNS() << "XMLNode::getIntValue asked for " << expected_length
+            << " elements, while node has " << mLength << LL_ENDL;
+        return 0;
+    }
+
+    if (encoding == ENCODING_DEFAULT)
+    {
+        encoding = mEncoding;
+    }
+
+    const char *value_string = mValue.c_str();
+
+    U32 i = 0;
+    for (i=0; i<expected_length; ++i)
+    {
+        U64 value;
+        bool is_negative;
+        value_string = parseInteger(value_string, &value, &is_negative, 32, encoding);
+        if (value_string == NULL)
+        {
+            break;
+        }
+        if (value > 0x7fffffff)
+        {
+            LL_WARNS() << "getIntValue: Value outside of valid range." << LL_ENDL;
+            break;
+        }
+        array[i] = S32(value) * (is_negative?-1:1);
+    }
+
+#if LL_DEBUG
+    if (i != expected_length)
+    {
+        LL_DEBUGS() << "LLXMLNode::getIntValue() failed for node named '"
+            << mName->mString << "' -- expected " << expected_length << " but "
+            << "only found " << i << LL_ENDL;
+    }
+#endif
+    return i;
+}
+
+U32 LLXMLNode::getUnsignedValue(U32 expected_length, U32 *array, Encoding encoding)
+{
+    llassert(array);
+
+    // Check type - accept bytes or integers
+    if (mType != TYPE_INTEGER && mType != TYPE_UNKNOWN)
+    {
+        return 0;
+    }
+
+    if (mLength > 0 && mLength != expected_length)
+    {
+        LL_WARNS() << "XMLNode::getUnsignedValue asked for " << expected_length
+            << " elements, while node has " << mLength << LL_ENDL;
+        return 0;
+    }
+
+    if (encoding == ENCODING_DEFAULT)
+    {
+        encoding = mEncoding;
+    }
+
+    const char *value_string = mValue.c_str();
+
+    U32 i = 0;
+    // Int type
+    for (i=0; i<expected_length; ++i)
+    {
+        U64 value;
+        bool is_negative;
+        value_string = parseInteger(value_string, &value, &is_negative, 32, encoding);
+        if (value_string == NULL)
+        {
+            break;
+        }
+        if (is_negative || value > 0xffffffff)
+        {
+            LL_WARNS() << "getUnsignedValue: Value outside of valid range." << LL_ENDL;
+            break;
+        }
+        array[i] = U32(value);
+    }
+
+#if LL_DEBUG
+    if (i != expected_length)
+    {
+        LL_DEBUGS() << "LLXMLNode::getUnsignedValue() failed for node named '"
+            << mName->mString << "' -- expected " << expected_length << " but "
+            << "only found " << i << LL_ENDL;
+    }
+#endif
+
+    return i;
+}
+
+U32 LLXMLNode::getLongValue(U32 expected_length, U64 *array, Encoding encoding)
+{
+    llassert(array);
+
+    // Check type - accept bytes or integers
+    if (mType != TYPE_INTEGER && mType != TYPE_UNKNOWN)
+    {
+        return 0;
+    }
+
+    if (mLength > 0 && mLength != expected_length)
+    {
+        LL_WARNS() << "XMLNode::getLongValue asked for " << expected_length << " elements, while node has " << mLength << LL_ENDL;
+        return 0;
+    }
+
+    if (encoding == ENCODING_DEFAULT)
+    {
+        encoding = mEncoding;
+    }
+
+    const char *value_string = mValue.c_str();
+
+    U32 i = 0;
+    // Int type
+    for (i=0; i<expected_length; ++i)
+    {
+        U64 value;
+        bool is_negative;
+        value_string = parseInteger(value_string, &value, &is_negative, 64, encoding);
+        if (value_string == NULL)
+        {
+            break;
+        }
+        if (is_negative)
+        {
+            LL_WARNS() << "getLongValue: Value outside of valid range." << LL_ENDL;
+            break;
+        }
+        array[i] = value;
+    }
+
+#if LL_DEBUG
+    if (i != expected_length)
+    {
+        LL_DEBUGS() << "LLXMLNode::getLongValue() failed for node named '"
+            << mName->mString << "' -- expected " << expected_length << " but "
+            << "only found " << i << LL_ENDL;
+    }
+#endif
+
+    return i;
+}
+
+U32 LLXMLNode::getFloatValue(U32 expected_length, F32 *array, Encoding encoding)
+{
+    llassert(array);
+
+    // Check type - accept only floats or doubles
+    if (mType != TYPE_FLOAT && mType != TYPE_UNKNOWN)
+    {
+        return 0;
+    }
+
+    if (mLength > 0 && mLength != expected_length)
+    {
+        LL_WARNS() << "XMLNode::getFloatValue asked for " << expected_length << " elements, while node has " << mLength << LL_ENDL;
+        return 0;
+    }
+
+    if (encoding == ENCODING_DEFAULT)
+    {
+        encoding = mEncoding;
+    }
+
+    const char *value_string = mValue.c_str();
+
+    U32 i;
+    for (i=0; i<expected_length; ++i)
+    {
+        F64 value;
+        value_string = parseFloat(value_string, &value, 32, encoding);
+        if (value_string == NULL)
+        {
+            break;
+        }
+        array[i] = F32(value);
+    }
+#if LL_DEBUG
+    if (i != expected_length)
+    {
+        LL_DEBUGS() << "LLXMLNode::getFloatValue() failed for node named '"
+            << mName->mString << "' -- expected " << expected_length << " but "
+            << "only found " << i << LL_ENDL;
+    }
+#endif
+    return i;
+}
+
+U32 LLXMLNode::getDoubleValue(U32 expected_length, F64 *array, Encoding encoding)
+{
+    llassert(array);
+
+    // Check type - accept only floats or doubles
+    if (mType != TYPE_FLOAT && mType != TYPE_UNKNOWN)
+    {
+        return 0;
+    }
+
+    if (mLength > 0 && mLength != expected_length)
+    {
+        LL_WARNS() << "XMLNode::getDoubleValue asked for " << expected_length << " elements, while node has " << mLength << LL_ENDL;
+        return 0;
+    }
+
+    if (encoding == ENCODING_DEFAULT)
+    {
+        encoding = mEncoding;
+    }
+
+    const char *value_string = mValue.c_str();
+
+    U32 i;
+    for (i=0; i<expected_length; ++i)
+    {
+        F64 value;
+        value_string = parseFloat(value_string, &value, 64, encoding);
+        if (value_string == NULL)
+        {
+            break;
+        }
+        array[i] = value;
+    }
+#if LL_DEBUG
+    if (i != expected_length)
+    {
+        LL_DEBUGS() << "LLXMLNode::getDoubleValue() failed for node named '"
+            << mName->mString << "' -- expected " << expected_length << " but "
+            << "only found " << i << LL_ENDL;
+    }
+#endif
+    return i;
+}
+
+U32 LLXMLNode::getStringValue(U32 expected_length, std::string *array)
+{
+    llassert(array);
+
+    // Can always return any value as a string
+
+    if (mLength > 0 && mLength != expected_length)
+    {
+        LL_WARNS() << "XMLNode::getStringValue asked for " << expected_length << " elements, while node has " << mLength << LL_ENDL;
+        return 0;
+    }
+
+    U32 num_returned_strings = 0;
+
+    // Array of strings is whitespace-separated
+    const std::string sep(" \n\t");
+
+    std::string::size_type n = 0;
+    std::string::size_type m = 0;
+    while(1)
+    {
+        if (num_returned_strings >= expected_length)
+        {
+            break;
+        }
+        n = mValue.find_first_not_of(sep, m);
+        m = mValue.find_first_of(sep, n);
+        if (m == std::string::npos)
+        {
+            break;
+        }
+        array[num_returned_strings++] = mValue.substr(n,m-n);
+    }
+    if (n != std::string::npos && num_returned_strings < expected_length)
+    {
+        array[num_returned_strings++] = mValue.substr(n);
+    }
+#if LL_DEBUG
+    if (num_returned_strings != expected_length)
+    {
+        LL_DEBUGS() << "LLXMLNode::getStringValue() failed for node named '"
+            << mName->mString << "' -- expected " << expected_length << " but "
+            << "only found " << num_returned_strings << LL_ENDL;
+    }
+#endif
+
+    return num_returned_strings;
+}
+
+U32 LLXMLNode::getUUIDValue(U32 expected_length, LLUUID *array)
+{
+    llassert(array);
+
+    // Check type
+    if (mType != TYPE_UUID && mType != TYPE_UNKNOWN)
+    {
+        return 0;
+    }
+
+    const char *value_string = mValue.c_str();
+
+    U32 i;
+    for (i=0; i<expected_length; ++i)
+    {
+        LLUUID uuid_value;
+        value_string = skipWhitespace(value_string);
+
+        if (strlen(value_string) < (UUID_STR_LENGTH-1))     /* Flawfinder: ignore */
+        {
+            break;
+        }
+        char uuid_string[UUID_STR_LENGTH];      /* Flawfinder: ignore */
+        memcpy(uuid_string, value_string, (UUID_STR_LENGTH-1));     /* Flawfinder: ignore */
+        uuid_string[(UUID_STR_LENGTH-1)] = 0;
+
+        if (!LLUUID::parseUUID(std::string(uuid_string), &uuid_value))
+        {
+            break;
+        }
+        value_string = &value_string[(UUID_STR_LENGTH-1)];
+        array[i] = uuid_value;
+    }
+#if LL_DEBUG
+    if (i != expected_length)
+    {
+        LL_DEBUGS() << "LLXMLNode::getUUIDValue() failed for node named '"
+            << mName->mString << "' -- expected " << expected_length << " but "
+            << "only found " << i << LL_ENDL;
+    }
+#endif
+    return i;
+}
+
+U32 LLXMLNode::getNodeRefValue(U32 expected_length, LLXMLNode **array)
+{
+    llassert(array);
+
+    // Check type
+    if (mType != TYPE_NODEREF && mType != TYPE_UNKNOWN)
+    {
+        return 0;
+    }
+
+    std::string *string_array = new std::string[expected_length];
+
+    U32 num_strings = getStringValue(expected_length, string_array);
+
+    U32 num_returned_refs = 0;
+
+    LLXMLNodePtr root = getRoot();
+    for (U32 strnum=0; strnum<num_strings; ++strnum)
+    {
+        LLXMLNodeList node_list;
+        root->findID(string_array[strnum], node_list);
+        if (node_list.empty())
+        {
+            LL_WARNS() << "XML: Could not find node ID: " << string_array[strnum] << LL_ENDL;
+        }
+        else if (node_list.size() > 1)
+        {
+            LL_WARNS() << "XML: Node ID not unique: " << string_array[strnum] << LL_ENDL;
+        }
+        else
+        {
+            LLXMLNodeList::const_iterator list_itr = node_list.begin();
+            if (list_itr != node_list.end())
+            {
+                LLXMLNode* child = (*list_itr).second;
+
+                array[num_returned_refs++] = child;
+            }
+        }
+    }
+
+    delete[] string_array;
+
+    return num_returned_refs;
+}
+
+void LLXMLNode::setBoolValue(U32 length, const bool *array)
+{
+    if (length == 0) return;
+
+    std::string new_value;
+    for (U32 pos=0; pos<length; ++pos)
+    {
+        if (pos > 0)
+        {
+            new_value = llformat("%s %s", new_value.c_str(), array[pos]?"true":"false");
+        }
+        else
+        {
+            new_value = array[pos]?"true":"false";
+        }
+    }
+
+    mValue = new_value;
+    mEncoding = ENCODING_DEFAULT;
+    mLength = length;
+    mType = TYPE_BOOLEAN;
+}
+
+void LLXMLNode::setByteValue(U32 length, const U8* const array, Encoding encoding)
+{
+    if (length == 0) return;
+
+    std::string new_value;
+    if (encoding == ENCODING_DEFAULT || encoding == ENCODING_DECIMAL)
+    {
+        for (U32 pos=0; pos<length; ++pos)
+        {
+            if (pos > 0)
+            {
+                new_value.append(llformat(" %u", array[pos]));
+            }
+            else
+            {
+                new_value = llformat("%u", array[pos]);
+            }
+        }
+    }
+    if (encoding == ENCODING_HEX)
+    {
+        for (U32 pos=0; pos<length; ++pos)
+        {
+            if (pos > 0 && pos % 16 == 0)
+            {
+                new_value.append(llformat(" %02X", array[pos]));
+            }
+            else
+            {
+                new_value.append(llformat("%02X", array[pos]));
+            }
+        }
+    }
+    // TODO -- Handle Base32
+
+    mValue = new_value;
+    mEncoding = encoding;
+    mLength = length;
+    mType = TYPE_INTEGER;
+    mPrecision = 8;
+}
+
+
+void LLXMLNode::setIntValue(U32 length, const S32 *array, Encoding encoding)
+{
+    if (length == 0) return;
+
+    std::string new_value;
+    if (encoding == ENCODING_DEFAULT || encoding == ENCODING_DECIMAL)
+    {
+        for (U32 pos=0; pos<length; ++pos)
+        {
+            if (pos > 0)
+            {
+                new_value.append(llformat(" %d", array[pos]));
+            }
+            else
+            {
+                new_value = llformat("%d", array[pos]);
+            }
+        }
+        mValue = new_value;
+    }
+    else if (encoding == ENCODING_HEX)
+    {
+        for (U32 pos=0; pos<length; ++pos)
+        {
+            if (pos > 0 && pos % 16 == 0)
+            {
+                new_value.append(llformat(" %08X", ((U32 *)array)[pos]));
+            }
+            else
+            {
+                new_value.append(llformat("%08X", ((U32 *)array)[pos]));
+            }
+        }
+        mValue = new_value;
+    }
+    else
+    {
+        mValue = new_value;
+    }
+    // TODO -- Handle Base32
+
+    mEncoding = encoding;
+    mLength = length;
+    mType = TYPE_INTEGER;
+    mPrecision = 32;
+}
+
+void LLXMLNode::setUnsignedValue(U32 length, const U32* array, Encoding encoding)
+{
+    if (length == 0) return;
+
+    std::string new_value;
+    if (encoding == ENCODING_DEFAULT || encoding == ENCODING_DECIMAL)
+    {
+        for (U32 pos=0; pos<length; ++pos)
+        {
+            if (pos > 0)
+            {
+                new_value.append(llformat(" %u", array[pos]));
+            }
+            else
+            {
+                new_value = llformat("%u", array[pos]);
+            }
+        }
+    }
+    if (encoding == ENCODING_HEX)
+    {
+        for (U32 pos=0; pos<length; ++pos)
+        {
+            if (pos > 0 && pos % 16 == 0)
+            {
+                new_value.append(llformat(" %08X", array[pos]));
+            }
+            else
+            {
+                new_value.append(llformat("%08X", array[pos]));
+            }
+        }
+        mValue = new_value;
+    }
+    // TODO -- Handle Base32
+
+    mValue = new_value;
+    mEncoding = encoding;
+    mLength = length;
+    mType = TYPE_INTEGER;
+    mPrecision = 32;
+}
+
+#if LL_WINDOWS
+#define PU64 "I64u"
+#else
+#define PU64 "llu"
+#endif
+
+void LLXMLNode::setLongValue(U32 length, const U64* array, Encoding encoding)
+{
+    if (length == 0) return;
+
+    std::string new_value;
+    if (encoding == ENCODING_DEFAULT || encoding == ENCODING_DECIMAL)
+    {
+        for (U32 pos=0; pos<length; ++pos)
+        {
+            if (pos > 0)
+            {
+                new_value.append(llformat(" %" PU64, array[pos]));
+            }
+            else
+            {
+                new_value = llformat("%" PU64, array[pos]);
+            }
+        }
+        mValue = new_value;
+    }
+    if (encoding == ENCODING_HEX)
+    {
+        for (U32 pos=0; pos<length; ++pos)
+        {
+            U32 upper_32 = U32(array[pos]>>32);
+            U32 lower_32 = U32(array[pos]&0xffffffff);
+            if (pos > 0 && pos % 8 == 0)
+            {
+                new_value.append(llformat(" %08X%08X", upper_32, lower_32));
+            }
+            else
+            {
+                new_value.append(llformat("%08X%08X", upper_32, lower_32));
+            }
+        }
+        mValue = new_value;
+    }
+    else
+    {
+        mValue = new_value;
+    }
+    // TODO -- Handle Base32
+
+    mEncoding = encoding;
+    mLength = length;
+    mType = TYPE_INTEGER;
+    mPrecision = 64;
+}
+
+void LLXMLNode::setFloatValue(U32 length, const F32 *array, Encoding encoding, U32 precision)
+{
+    if (length == 0) return;
+
+    std::string new_value;
+    if (encoding == ENCODING_DEFAULT || encoding == ENCODING_DECIMAL)
+    {
+        std::string format_string;
+        if (precision > 0)
+        {
+            if (precision > 25)
+            {
+                precision = 25;
+            }
+            format_string = llformat( "%%.%dg", precision);
+        }
+        else
+        {
+            format_string = llformat( "%%g");
+        }
+
+        for (U32 pos=0; pos<length; ++pos)
+        {
+            if (pos > 0)
+            {
+                new_value.append(" ");
+                new_value.append(llformat(format_string.c_str(), array[pos]));
+            }
+            else
+            {
+                new_value.assign(llformat(format_string.c_str(), array[pos]));
+            }
+        }
+        mValue = new_value;
+    }
+    else if (encoding == ENCODING_HEX)
+    {
+        U32 *byte_array = (U32 *)array;
+        setUnsignedValue(length, byte_array, ENCODING_HEX);
+    }
+    else
+    {
+        mValue = new_value;
+    }
+
+    mEncoding = encoding;
+    mLength = length;
+    mType = TYPE_FLOAT;
+    mPrecision = 32;
+}
+
+void LLXMLNode::setDoubleValue(U32 length, const F64 *array, Encoding encoding, U32 precision)
+{
+    if (length == 0) return;
+
+    std::string new_value;
+    if (encoding == ENCODING_DEFAULT || encoding == ENCODING_DECIMAL)
+    {
+        std::string format_string;
+        if (precision > 0)
+        {
+            if (precision > 25)
+            {
+                precision = 25;
+            }
+            format_string = llformat( "%%.%dg", precision);
+        }
+        else
+        {
+            format_string = llformat( "%%g");
+        }
+        for (U32 pos=0; pos<length; ++pos)
+        {
+            if (pos > 0)
+            {
+                new_value.append(" ");
+                new_value.append(llformat(format_string.c_str(), array[pos]));
+            }
+            else
+            {
+                new_value.assign(llformat(format_string.c_str(), array[pos]));
+            }
+        }
+        mValue = new_value;
+    }
+    if (encoding == ENCODING_HEX)
+    {
+        U64 *byte_array = (U64 *)array;
+        setLongValue(length, byte_array, ENCODING_HEX);
+    }
+    else
+    {
+        mValue = new_value;
+    }
+    // TODO -- Handle Base32
+
+    mEncoding = encoding;
+    mLength = length;
+    mType = TYPE_FLOAT;
+    mPrecision = 64;
+}
+
+// static
+std::string LLXMLNode::escapeXML(const std::string& xml)
+{
+    std::string out;
+    for (std::string::size_type i = 0; i < xml.size(); ++i)
+    {
+        char c = xml[i];
+        switch(c)
+        {
+        case '"':   out.append("&quot;");   break;
+        case '\'':  out.append("&apos;");   break;
+        case '&':   out.append("&amp;");    break;
+        case '<':   out.append("&lt;");     break;
+        case '>':   out.append("&gt;");     break;
+        default:    out.push_back(c);       break;
+        }
+    }
+    return out;
+}
+
+void LLXMLNode::setStringValue(U32 length, const std::string *strings)
+{
+    if (length == 0) return;
+
+    std::string new_value;
+    for (U32 pos=0; pos<length; ++pos)
+    {
+        // *NOTE: Do not escape strings here - do it on output
+        new_value.append( strings[pos] );
+        if (pos < length-1) new_value.append(" ");
+    }
+
+    mValue = new_value;
+    mEncoding = ENCODING_DEFAULT;
+    mLength = length;
+    mType = TYPE_STRING;
+}
+
+void LLXMLNode::setUUIDValue(U32 length, const LLUUID *array)
+{
+    if (length == 0) return;
+
+    std::string new_value;
+    for (U32 pos=0; pos<length; ++pos)
+    {
+        new_value.append(array[pos].asString());
+        if (pos < length-1) new_value.append(" ");
+    }
+
+    mValue = new_value;
+    mEncoding = ENCODING_DEFAULT;
+    mLength = length;
+    mType = TYPE_UUID;
+}
+
+void LLXMLNode::setNodeRefValue(U32 length, const LLXMLNode **array)
+{
+    if (length == 0) return;
+
+    std::string new_value;
+    for (U32 pos=0; pos<length; ++pos)
+    {
+        if (array[pos]->mID != "")
+        {
+            new_value.append(array[pos]->mID);
+        }
+        else
+        {
+            new_value.append("(null)");
+        }
+        if (pos < length-1) new_value.append(" ");
+    }
+
+    mValue = new_value;
+    mEncoding = ENCODING_DEFAULT;
+    mLength = length;
+    mType = TYPE_NODEREF;
+}
+
+void LLXMLNode::setValue(const std::string& value)
+{
+    if (TYPE_CONTAINER == mType)
+    {
+        mType = TYPE_UNKNOWN;
+    }
+    mValue = value;
+}
+
+void LLXMLNode::setDefault(LLXMLNode *default_node)
+{
+    mDefault = default_node;
+}
+
+void LLXMLNode::findDefault(LLXMLNode *defaults_list)
+{
+    if (defaults_list)
+    {
+        LLXMLNodeList children;
+        defaults_list->getChildren(mName->mString, children);
+
+        LLXMLNodeList::const_iterator children_itr;
+        LLXMLNodeList::const_iterator children_end = children.end();
+        for (children_itr = children.begin(); children_itr != children_end; ++children_itr)
+        {
+            LLXMLNode* child = (*children_itr).second;
+            if (child->mVersionMajor == mVersionMajor &&
+                child->mVersionMinor == mVersionMinor)
+            {
+                mDefault = child;
+                return;
+            }
+        }
+    }
+    mDefault = NULL;
+}
+
+bool LLXMLNode::deleteChildren(const std::string& name)
+{
+    U32 removed_count = 0;
+    LLXMLNodeList node_list;
+    findName(name, node_list);
+    if (!node_list.empty())
+    {
+        // TODO -- use multimap::find()
+        // TODO -- need to watch out for invalid iterators
+        LLXMLNodeList::iterator children_itr;
+        for (children_itr = node_list.begin(); children_itr != node_list.end(); ++children_itr)
+        {
+            LLXMLNode* child = (*children_itr).second;
+            if (deleteChild(child))
+            {
+                removed_count++;
+            }
+        }
+    }
+    return removed_count > 0;
+}
+
+bool LLXMLNode::deleteChildren(LLStringTableEntry* name)
+{
+    U32 removed_count = 0;
+    LLXMLNodeList node_list;
+    findName(name, node_list);
+    if (!node_list.empty())
+    {
+        // TODO -- use multimap::find()
+        // TODO -- need to watch out for invalid iterators
+        LLXMLNodeList::iterator children_itr;
+        for (children_itr = node_list.begin(); children_itr != node_list.end(); ++children_itr)
+        {
+            LLXMLNode* child = (*children_itr).second;
+            if (deleteChild(child))
+            {
+                removed_count++;
+            }
+        }
+    }
+    return removed_count > 0;
+}
+
+void LLXMLNode::setAttributes(LLXMLNode::ValueType type, U32 precision, LLXMLNode::Encoding encoding, U32 length)
+{
+    mType = type;
+    mEncoding = encoding;
+    mPrecision = precision;
+    mLength = length;
+}
+
+void LLXMLNode::setName(const std::string& name)
+{
+    setName(gStringTable.addStringEntry(name));
+}
+
+void LLXMLNode::setName(LLStringTableEntry* name)
+{
+    LLXMLNode* old_parent = mParent;
+    if (mParent)
+    {
+        // we need to remove and re-add to the parent so that
+        // the multimap key agrees with this node's name
+        mParent->removeChild(this);
+    }
+    mName = name;
+    if (old_parent)
+    {
+        LLXMLNodePtr this_ptr(this);
+        old_parent->addChild(this_ptr);
+    }
+}
+
+// Unused
+// void LLXMLNode::appendValue(const std::string& value)
+// {
+//  mValue.append(value);
+// }
+
+U32 LLXMLNode::getChildCount() const
+{
+    if (mChildren.notNull())
+    {
+        return mChildren->map.size();
+    }
+    return 0;
+}
+
+//***************************************************
+//  UNIT TESTING
+//***************************************************
+
+U32 get_rand(U32 max_value)
+{
+    U32 random_num = rand() + ((U32)rand() << 16);
+    return (random_num % max_value);
+}
+
+LLXMLNode *get_rand_node(LLXMLNode *node)
+{
+    if (node->mChildren.notNull())
+    {
+        U32 num_children = node->mChildren->map.size();
+        if (get_rand(2) == 0)
+        {
+            while (true)
+            {
+                S32 child_num = S32(get_rand(num_children*2)) - num_children;
+                LLXMLChildList::iterator itor = node->mChildren->map.begin();
+                while (child_num > 0)
+                {
+                    --child_num;
+                    ++itor;
+                }
+                if (!itor->second->mIsAttribute)
+                {
+                    return get_rand_node(itor->second);
+                }
+            }
+        }
+    }
+    return node;
+}
+
+void LLXMLNode::createUnitTest(S32 max_num_children)
+{
+    // Random ID
+    std::string rand_id;
+    U32 rand_id_len = get_rand(10)+5;
+    for (U32 pos = 0; pos<rand_id_len; ++pos)
+    {
+        char c = 'a' + get_rand(26);
+        rand_id.append(1, c);
+    }
+    mID = rand_id;
+
+    if (max_num_children < 2)
+    {
+        setStringValue(1, &mID);
+        return;
+    }
+
+    // Checksums
+    U32 integer_checksum = 0;
+    U64 long_checksum = 0;
+    U32 bool_true_count = 0;
+    LLUUID uuid_checksum;
+    U32 noderef_checksum = 0;
+    U32 float_checksum = 0;
+
+    // Create a random number of children
+    U32 num_children = get_rand(max_num_children)+1;
+    for (U32 child_num=0; child_num<num_children; ++child_num)
+    {
+        // Random Name
+        std::string child_name;
+        U32 child_name_len = get_rand(10)+5;
+        for (U32 pos = 0; pos<child_name_len; ++pos)
+        {
+            char c = 'a' + get_rand(26);
+            child_name.append(1, c);
+        }
+
+        LLXMLNode *new_child = createChild(child_name.c_str(), false);
+
+        // Random ID
+        std::string child_id;
+        U32 child_id_len = get_rand(10)+5;
+        for (U32 pos=0; pos<child_id_len; ++pos)
+        {
+            char c = 'a' + get_rand(26);
+            child_id.append(1, c);
+        }
+        new_child->mID = child_id;
+
+        // Random Length
+        U32 array_size = get_rand(28)+1;
+
+        // Random Encoding
+        Encoding new_encoding = get_rand(2)?ENCODING_DECIMAL:ENCODING_HEX;
+
+        // Random Type
+        int type = get_rand(8);
+        switch (type)
+        {
+        case 0: // TYPE_CONTAINER
+            new_child->createUnitTest(max_num_children/2);
+            break;
+        case 1: // TYPE_BOOLEAN
+            {
+                bool random_bool_values[30];
+                for (U32 value=0; value<array_size; ++value)
+                {
+                    random_bool_values[value] = get_rand(2);
+                    if (random_bool_values[value])
+                    {
+                        ++bool_true_count;
+                    }
+                }
+                new_child->setBoolValue(array_size, random_bool_values);
+            }
+            break;
+        case 2: // TYPE_INTEGER (32-bit)
+            {
+                U32 random_int_values[30];
+                for (U32 value=0; value<array_size; ++value)
+                {
+                    random_int_values[value] = get_rand(0xffffffff);
+                    integer_checksum ^= random_int_values[value];
+                }
+                new_child->setUnsignedValue(array_size, random_int_values, new_encoding);
+            }
+            break;
+        case 3: // TYPE_INTEGER (64-bit)
+            {
+                U64 random_int_values[30];
+                for (U64 value=0; value<array_size; ++value)
+                {
+                    random_int_values[value] = (U64(get_rand(0xffffffff)) << 32) + get_rand(0xffffffff);
+                    long_checksum ^= random_int_values[value];
+                }
+                new_child->setLongValue(array_size, random_int_values, new_encoding);
+            }
+            break;
+        case 4: // TYPE_FLOAT (32-bit)
+            {
+                F32 random_float_values[30];
+                for (U32 value=0; value<array_size; ++value)
+                {
+                    S32 exponent = get_rand(256) - 128;
+                    S32 fractional_part = get_rand(0xffffffff);
+                    S32 sign = get_rand(2) * 2 - 1;
+                    random_float_values[value] = F32(fractional_part) / F32(0xffffffff) * exp(F32(exponent)) * F32(sign);
+
+                    U32 *float_bits = &((U32 *)random_float_values)[value];
+                    if (*float_bits == 0x80000000)
+                    {
+                        *float_bits = 0x00000000;
+                    }
+                    float_checksum ^= (*float_bits & 0xfffff000);
+                }
+                new_child->setFloatValue(array_size, random_float_values, new_encoding, 12);
+            }
+            break;
+        case 5: // TYPE_FLOAT (64-bit)
+            {
+                F64 random_float_values[30];
+                for (U32 value=0; value<array_size; ++value)
+                {
+                    S32 exponent = get_rand(2048) - 1024;
+                    S32 fractional_part = get_rand(0xffffffff);
+                    S32 sign = get_rand(2) * 2 - 1;
+                    random_float_values[value] = F64(fractional_part) / F64(0xffffffff) * exp(F64(exponent)) * F64(sign);
+
+                    U64 *float_bits = &((U64 *)random_float_values)[value];
+                    if (*float_bits == 0x8000000000000000ll)
+                    {
+                        *float_bits = 0x0000000000000000ll;
+                    }
+                    float_checksum ^= ((*float_bits & 0xfffffff000000000ll) >> 32);
+                }
+                new_child->setDoubleValue(array_size, random_float_values, new_encoding, 12);
+            }
+            break;
+        case 6: // TYPE_UUID
+            {
+                LLUUID random_uuid_values[30];
+                for (U32 value=0; value<array_size; ++value)
+                {
+                    random_uuid_values[value].generate();
+                    for (S32 byte=0; byte<UUID_BYTES; ++byte)
+                    {
+                        uuid_checksum.mData[byte] ^= random_uuid_values[value].mData[byte];
+                    }
+                }
+                new_child->setUUIDValue(array_size, random_uuid_values);
+            }
+            break;
+        case 7: // TYPE_NODEREF
+            {
+                LLXMLNode *random_node_array[30];
+                LLXMLNode *root = getRoot();
+                for (U32 value=0; value<array_size; ++value)
+                {
+                    random_node_array[value] = get_rand_node(root);
+                    const char *node_name = random_node_array[value]->mName->mString;
+                    for (U32 pos=0; pos<strlen(node_name); ++pos)       /* Flawfinder: ignore */
+                    {
+                        U32 hash_contrib = U32(node_name[pos]) << ((pos % 4) * 8);
+                        noderef_checksum ^= hash_contrib;
+                    }
+                }
+                new_child->setNodeRefValue(array_size, (const LLXMLNode **)random_node_array);
+            }
+            break;
+        }
+    }
+
+    createChild("integer_checksum", true)->setUnsignedValue(1, &integer_checksum, LLXMLNode::ENCODING_HEX);
+    createChild("long_checksum", true)->setLongValue(1, &long_checksum, LLXMLNode::ENCODING_HEX);
+    createChild("bool_true_count", true)->setUnsignedValue(1, &bool_true_count, LLXMLNode::ENCODING_HEX);
+    createChild("uuid_checksum", true)->setUUIDValue(1, &uuid_checksum);
+    createChild("noderef_checksum", true)->setUnsignedValue(1, &noderef_checksum, LLXMLNode::ENCODING_HEX);
+    createChild("float_checksum", true)->setUnsignedValue(1, &float_checksum, LLXMLNode::ENCODING_HEX);
+}
+
+bool LLXMLNode::performUnitTest(std::string &error_buffer)
+{
+    if (mChildren.isNull())
+    {
+        error_buffer.append(llformat("ERROR Node %s: No children found.\n", mName->mString));
+        return false;
+    }
+
+    // Checksums
+    U32 integer_checksum = 0;
+    U32 bool_true_count = 0;
+    LLUUID uuid_checksum;
+    U32 noderef_checksum = 0;
+    U32 float_checksum = 0;
+    U64 long_checksum = 0;
+
+    LLXMLChildList::iterator itor;
+    for (itor=mChildren->map.begin(); itor!=mChildren->map.end(); ++itor)
+    {
+        LLXMLNode *node = itor->second;
+        if (node->mIsAttribute)
+        {
+            continue;
+        }
+        if (node->mType == TYPE_CONTAINER)
+        {
+            if (!node->performUnitTest(error_buffer))
+            {
+                error_buffer.append(llformat("Child test failed for %s.\n", mName->mString));
+                //return false;
+            }
+            continue;
+        }
+        if (node->mLength < 1 || node->mLength > 30)
+        {
+            error_buffer.append(llformat("ERROR Node %s: Invalid array length %d, child %s.\n", mName->mString, node->mLength, node->mName->mString));
+            return false;
+        }
+        switch (node->mType)
+        {
+        case TYPE_CONTAINER:
+        case TYPE_UNKNOWN:
+            break;
+        case TYPE_BOOLEAN:
+            {
+                bool bool_array[30];
+                if (node->getBoolValue(node->mLength, bool_array) < node->mLength)
+                {
+                    error_buffer.append(llformat("ERROR Node %s: Could not read boolean array, child %s.\n", mName->mString, node->mName->mString));
+                    return false;
+                }
+                for (U32 pos=0; pos<(U32)node->mLength; ++pos)
+                {
+                    if (bool_array[pos])
+                    {
+                        ++bool_true_count;
+                    }
+                }
+            }
+            break;
+        case TYPE_INTEGER:
+            {
+                if (node->mPrecision == 32)
+                {
+                    U32 integer_array[30];
+                    if (node->getUnsignedValue(node->mLength, integer_array, node->mEncoding) < node->mLength)
+                    {
+                        error_buffer.append(llformat("ERROR Node %s: Could not read integer array, child %s.\n", mName->mString, node->mName->mString));
+                        return false;
+                    }
+                    for (U32 pos=0; pos<(U32)node->mLength; ++pos)
+                    {
+                        integer_checksum ^= integer_array[pos];
+                    }
+                }
+                else
+                {
+                    U64 integer_array[30];
+                    if (node->getLongValue(node->mLength, integer_array, node->mEncoding) < node->mLength)
+                    {
+                        error_buffer.append(llformat("ERROR Node %s: Could not read long integer array, child %s.\n", mName->mString, node->mName->mString));
+                        return false;
+                    }
+                    for (U32 pos=0; pos<(U32)node->mLength; ++pos)
+                    {
+                        long_checksum ^= integer_array[pos];
+                    }
+                }
+            }
+            break;
+        case TYPE_FLOAT:
+            {
+                if (node->mPrecision == 32)
+                {
+                    F32 float_array[30];
+                    if (node->getFloatValue(node->mLength, float_array, node->mEncoding) < node->mLength)
+                    {
+                        error_buffer.append(llformat("ERROR Node %s: Could not read float array, child %s.\n", mName->mString, node->mName->mString));
+                        return false;
+                    }
+                    for (U32 pos=0; pos<(U32)node->mLength; ++pos)
+                    {
+                        U32 float_bits = ((U32 *)float_array)[pos];
+                        float_checksum ^= (float_bits & 0xfffff000);
+                    }
+                }
+                else
+                {
+                    F64 float_array[30];
+                    if (node->getDoubleValue(node->mLength, float_array, node->mEncoding) < node->mLength)
+                    {
+                        error_buffer.append(llformat("ERROR Node %s: Could not read float array, child %s.\n", mName->mString, node->mName->mString));
+                        return false;
+                    }
+                    for (U32 pos=0; pos<(U32)node->mLength; ++pos)
+                    {
+                        U64 float_bits = ((U64 *)float_array)[pos];
+                        float_checksum ^= ((float_bits & 0xfffffff000000000ll) >> 32);
+                    }
+                }
+            }
+            break;
+        case TYPE_STRING:
+            break;
+        case TYPE_UUID:
+            {
+                LLUUID uuid_array[30];
+                if (node->getUUIDValue(node->mLength, uuid_array) < node->mLength)
+                {
+                    error_buffer.append(llformat("ERROR Node %s: Could not read uuid array, child %s.\n", mName->mString, node->mName->mString));
+                    return false;
+                }
+                for (U32 pos=0; pos<(U32)node->mLength; ++pos)
+                {
+                    for (S32 byte=0; byte<UUID_BYTES; ++byte)
+                    {
+                        uuid_checksum.mData[byte] ^= uuid_array[pos].mData[byte];
+                    }
+                }
+            }
+            break;
+        case TYPE_NODEREF:
+            {
+                LLXMLNode *node_array[30];
+                if (node->getNodeRefValue(node->mLength, node_array) < node->mLength)
+                {
+                    error_buffer.append(llformat("ERROR Node %s: Could not read node ref array, child %s.\n", mName->mString, node->mName->mString));
+                    return false;
+                }
+                for (U32 pos=0; pos<node->mLength; ++pos)
+                {
+                    const char *node_name = node_array[pos]->mName->mString;
+                    for (U32 pos2=0; pos2<strlen(node_name); ++pos2)        /* Flawfinder: ignore */
+                    {
+                        U32 hash_contrib = U32(node_name[pos2]) << ((pos2 % 4) * 8);
+                        noderef_checksum ^= hash_contrib;
+                    }
+                }
+            }
+            break;
+        }
+    }
+
+    LLXMLNodePtr checksum_node;
+
+    // Compare checksums
+    {
+        U32 node_integer_checksum = 0;
+        if (!getAttribute("integer_checksum", checksum_node, false) ||
+            checksum_node->getUnsignedValue(1, &node_integer_checksum, ENCODING_HEX) != 1)
+        {
+            error_buffer.append(llformat("ERROR Node %s: Integer checksum missing.\n", mName->mString));
+            return false;
+        }
+        if (node_integer_checksum != integer_checksum)
+        {
+            error_buffer.append(llformat("ERROR Node %s: Integer checksum mismatch: read %X / calc %X.\n", mName->mString, node_integer_checksum, integer_checksum));
+            return false;
+        }
+    }
+
+    {
+        U64 node_long_checksum = 0;
+        if (!getAttribute("long_checksum", checksum_node, false) ||
+            checksum_node->getLongValue(1, &node_long_checksum, ENCODING_HEX) != 1)
+        {
+            error_buffer.append(llformat("ERROR Node %s: Long Integer checksum missing.\n", mName->mString));
+            return false;
+        }
+        if (node_long_checksum != long_checksum)
+        {
+            U32 *pp1 = (U32 *)&node_long_checksum;
+            U32 *pp2 = (U32 *)&long_checksum;
+            error_buffer.append(llformat("ERROR Node %s: Long Integer checksum mismatch: read %08X%08X / calc %08X%08X.\n", mName->mString, pp1[1], pp1[0], pp2[1], pp2[0]));
+            return false;
+        }
+    }
+
+    {
+        U32 node_bool_true_count = 0;
+        if (!getAttribute("bool_true_count", checksum_node, false) ||
+            checksum_node->getUnsignedValue(1, &node_bool_true_count, ENCODING_HEX) != 1)
+        {
+            error_buffer.append(llformat("ERROR Node %s: Boolean checksum missing.\n", mName->mString));
+            return false;
+        }
+        if (node_bool_true_count != bool_true_count)
+        {
+            error_buffer.append(llformat("ERROR Node %s: Boolean checksum mismatch: read %X / calc %X.\n", mName->mString, node_bool_true_count, bool_true_count));
+            return false;
+        }
+    }
+
+    {
+        LLUUID node_uuid_checksum;
+        if (!getAttribute("uuid_checksum", checksum_node, false) ||
+            checksum_node->getUUIDValue(1, &node_uuid_checksum) != 1)
+        {
+            error_buffer.append(llformat("ERROR Node %s: UUID checksum missing.\n", mName->mString));
+            return false;
+        }
+        if (node_uuid_checksum != uuid_checksum)
+        {
+            error_buffer.append(llformat("ERROR Node %s: UUID checksum mismatch: read %s / calc %s.\n", mName->mString, node_uuid_checksum.asString().c_str(), uuid_checksum.asString().c_str()));
+            return false;
+        }
+    }
+
+    {
+        U32 node_noderef_checksum = 0;
+        if (!getAttribute("noderef_checksum", checksum_node, false) ||
+            checksum_node->getUnsignedValue(1, &node_noderef_checksum, ENCODING_HEX) != 1)
+        {
+            error_buffer.append(llformat("ERROR Node %s: Node Ref checksum missing.\n", mName->mString));
+            return false;
+        }
+        if (node_noderef_checksum != noderef_checksum)
+        {
+            error_buffer.append(llformat("ERROR Node %s: Node Ref checksum mismatch: read %X / calc %X.\n", mName->mString, node_noderef_checksum, noderef_checksum));
+            return false;
+        }
+    }
+
+    {
+        U32 node_float_checksum = 0;
+        if (!getAttribute("float_checksum", checksum_node, false) ||
+            checksum_node->getUnsignedValue(1, &node_float_checksum, ENCODING_HEX) != 1)
+        {
+            error_buffer.append(llformat("ERROR Node %s: Float checksum missing.\n", mName->mString));
+            return false;
+        }
+        if (node_float_checksum != float_checksum)
+        {
+            error_buffer.append(llformat("ERROR Node %s: Float checksum mismatch: read %X / calc %X.\n", mName->mString, node_float_checksum, float_checksum));
+            return false;
+        }
+    }
+
+    return true;
+}
+
+LLXMLNodePtr LLXMLNode::getFirstChild() const
+{
+    if (mChildren.isNull()) return NULL;
+    LLXMLNodePtr ret = mChildren->head;
+    return ret;
+}
+
+LLXMLNodePtr LLXMLNode::getNextSibling() const
+{
+    LLXMLNodePtr ret = mNext;
+    return ret;
+}
+
+std::string LLXMLNode::getSanitizedValue() const
+{
+    if (mIsAttribute)
+    {
+        return getValue() ;
+    }
+    else
+    {
+        return getTextContents();
+    }
+}
+
+
+std::string LLXMLNode::getTextContents() const
+{
+    std::string msg;
+    std::string contents = mValue;
+    std::string::size_type n = contents.find_first_not_of(" \t\n");
+    if (n != std::string::npos && contents[n] == '\"')
+    {
+        // Case 1: node has quoted text
+        S32 num_lines = 0;
+        while(1)
+        {
+            // mContents[n] == '"'
+            ++n;
+            std::string::size_type t = n;
+            std::string::size_type m = 0;
+            // fix-up escaped characters
+            while(1)
+            {
+                m = contents.find_first_of("\\\"", t); // find first \ or "
+                if ((m == std::string::npos) || (contents[m] == '\"'))
+                {
+                    break;
+                }
+                contents.erase(m,1);
+                t = m+1;
+            }
+            if (m == std::string::npos)
+            {
+                break;
+            }
+            // mContents[m] == '"'
+            num_lines++;
+            msg += contents.substr(n,m-n) + "\n";
+            n = contents.find_first_of("\"", m+1);
+            if (n == std::string::npos)
+            {
+                if (num_lines == 1)
+                {
+                    msg.erase(msg.size()-1); // remove "\n" if only one line
+                }
+                break;
+            }
+        }
+    }
+    else
+    {
+        // Case 2: node has embedded text (beginning and trailing whitespace trimmed)
+        std::string::size_type start = mValue.find_first_not_of(" \t\n");
+        if (start != mValue.npos)
+        {
+            std::string::size_type end = mValue.find_last_not_of(" \t\n");
+            if (end != mValue.npos)
+            {
+                msg = mValue.substr(start, end+1-start);
+            }
+            else
+            {
+                msg = mValue.substr(start);
+            }
+        }
+        // Convert any internal CR to LF
+        msg = utf8str_removeCRLF(msg);
+    }
+    return msg;
+}
+
+void LLXMLNode::setLineNumber(S32 line_number)
+{
+    mLineNumber = line_number;
+}
+
+S32 LLXMLNode::getLineNumber()
+{
+    return mLineNumber;
+}
diff --git a/indra/llxml/llxmlnode.h b/indra/llxml/llxmlnode.h
index dd362d838a..b8e29bbfef 100644
--- a/indra/llxml/llxmlnode.h
+++ b/indra/llxml/llxmlnode.h
@@ -1,335 +1,335 @@
-/**
- * @file llxmlnode.h
- * @brief LLXMLNode definition
- *
- * $LicenseInfo:firstyear=2000&license=viewerlgpl$
- * Second Life Viewer Source Code
- * Copyright (C) 2010, Linden Research, Inc.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation;
- * version 2.1 of the License only.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
- *
- * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
- * $/LicenseInfo$
- */
-
-#ifndef LL_LLXMLNODE_H
-#define LL_LLXMLNODE_H
-
-#ifndef XML_STATIC
-#define XML_STATIC
-#endif
-#ifdef LL_USESYSTEMLIBS
-#include <expat.h>
-#else
-#include "expat/expat.h"
-#endif
-#include <map>
-
-#include "indra_constants.h"
-#include "llrefcount.h"
-#include "llpointer.h"
-#include "llstring.h"
-#include "llstringtable.h"
-#include "llfile.h"
-#include "lluuid.h"
-
-class LLVector3;
-class LLVector3d;
-class LLQuaternion;
-class LLColor4;
-class LLColor4U;
-
-
-struct CompareAttributes
-{
-    bool operator()(const LLStringTableEntry* const lhs, const LLStringTableEntry* const rhs) const
-    {
-        if (lhs == NULL)
-            return true;
-        if (rhs == NULL)
-            return true;
-
-        return strcmp(lhs->mString, rhs->mString) < 0;
-    }
-};
-
-
-// Defines a simple node hierarchy for reading and writing task objects
-
-class LLXMLNode;
-typedef LLPointer<LLXMLNode> LLXMLNodePtr;
-typedef std::multimap<std::string, LLXMLNodePtr > LLXMLNodeList;
-typedef std::multimap<const LLStringTableEntry *, LLXMLNodePtr > LLXMLChildList;
-typedef std::map<const LLStringTableEntry *, LLXMLNodePtr, CompareAttributes> LLXMLAttribList;
-
-class LLColor4;
-class LLColor4U;
-class LLQuaternion;
-class LLVector3;
-class LLVector3d;
-class LLVector4;
-class LLVector4U;
-
-struct LLXMLChildren : public LLThreadSafeRefCount
-{
-    LLXMLChildList map;         // Map of children names->pointers
-    LLXMLNodePtr head;          // Head of the double-linked list
-    LLXMLNodePtr tail;          // Tail of the double-linked list
-};
-typedef LLPointer<LLXMLChildren> LLXMLChildrenPtr;
-
-class LLXMLNode : public LLThreadSafeRefCount
-{
-public:
-    enum ValueType
-    {
-        TYPE_CONTAINER,     // A node which contains nodes
-        TYPE_UNKNOWN,       // A node loaded from file without a specified type
-        TYPE_BOOLEAN,       // "true" or "false"
-        TYPE_INTEGER,       // any integer type: U8, U32, S32, U64, etc.
-        TYPE_FLOAT,         // any floating point type: F32, F64
-        TYPE_STRING,        // a string
-        TYPE_UUID,          // a UUID
-        TYPE_NODEREF,       // the ID of another node in the hierarchy to reference
-    };
-
-    enum Encoding
-    {
-        ENCODING_DEFAULT = 0,
-        ENCODING_DECIMAL,
-        ENCODING_HEX,
-        // ENCODING_BASE32, // Not implemented yet
-    };
-
-protected:
-    ~LLXMLNode();
-
-public:
-    LLXMLNode();
-    LLXMLNode(const char* name, bool is_attribute);
-    LLXMLNode(LLStringTableEntry* name, bool is_attribute);
-    LLXMLNode(const LLXMLNode& rhs);
-    LLXMLNodePtr deepCopy();
-
-    bool isNull();
-
-    bool deleteChild(LLXMLNode* child);
-    void addChild(LLXMLNodePtr& new_child);
-    void setParent(LLXMLNodePtr& new_parent); // reparent if necessary
-
-    // Serialization
-    static bool parseFile(
-        const std::string& filename,
-        LLXMLNodePtr& node,
-        LLXMLNode* defaults_tree);
-    static bool parseBuffer(
-        U8* buffer,
-        U32 length,
-        LLXMLNodePtr& node,
-        LLXMLNode* defaults);
-    static bool parseStream(
-        std::istream& str,
-        LLXMLNodePtr& node,
-        LLXMLNode* defaults);
-    static bool updateNode(
-        LLXMLNodePtr& node,
-        LLXMLNodePtr& update_node);
-
-    static bool getLayeredXMLNode(LLXMLNodePtr& root, const std::vector<std::string>& paths);
-
-
-    // Write standard XML file header:
-    // <?xml version="1.0" encoding="utf-8" standalone="yes" ?>
-    static void writeHeaderToFile(LLFILE *out_file);
-
-    // Write XML to file with one attribute per line.
-    // XML escapes values as they are written.
-    void writeToFile(LLFILE *out_file, const std::string& indent = std::string(), bool use_type_decorations=true);
-    void writeToOstream(std::ostream& output_stream, const std::string& indent = std::string(), bool use_type_decorations=true);
-
-    // Utility
-    void findName(const std::string& name, LLXMLNodeList &results);
-    void findName(LLStringTableEntry* name, LLXMLNodeList &results);
-    void findID(const std::string& id, LLXMLNodeList &results);
-
-
-    virtual LLXMLNodePtr createChild(const char* name, bool is_attribute);
-    virtual LLXMLNodePtr createChild(LLStringTableEntry* name, bool is_attribute);
-
-
-    // Getters
-    U32 getBoolValue(U32 expected_length, bool *array);
-    U32 getByteValue(U32 expected_length, U8 *array, Encoding encoding = ENCODING_DEFAULT);
-    U32 getIntValue(U32 expected_length, S32 *array, Encoding encoding = ENCODING_DEFAULT);
-    U32 getUnsignedValue(U32 expected_length, U32 *array, Encoding encoding = ENCODING_DEFAULT);
-    U32 getLongValue(U32 expected_length, U64 *array, Encoding encoding = ENCODING_DEFAULT);
-    U32 getFloatValue(U32 expected_length, F32 *array, Encoding encoding = ENCODING_DEFAULT);
-    U32 getDoubleValue(U32 expected_length, F64 *array, Encoding encoding = ENCODING_DEFAULT);
-    U32 getStringValue(U32 expected_length, std::string *array);
-    U32 getUUIDValue(U32 expected_length, LLUUID *array);
-    U32 getNodeRefValue(U32 expected_length, LLXMLNode **array);
-
-    bool hasAttribute(const char* name );
-
-    bool getAttributeBOOL(const char* name, bool& value );
-    bool getAttributeU8(const char* name, U8& value );
-    bool getAttributeS8(const char* name, S8& value );
-    bool getAttributeU16(const char* name, U16& value );
-    bool getAttributeS16(const char* name, S16& value );
-    bool getAttributeU32(const char* name, U32& value );
-    bool getAttributeS32(const char* name, S32& value );
-    bool getAttributeF32(const char* name, F32& value );
-    bool getAttributeF64(const char* name, F64& value );
-    bool getAttributeColor(const char* name, LLColor4& value );
-    bool getAttributeColor4(const char* name, LLColor4& value );
-    bool getAttributeColor4U(const char* name, LLColor4U& value );
-    bool getAttributeVector3(const char* name, LLVector3& value );
-    bool getAttributeVector3d(const char* name, LLVector3d& value );
-    bool getAttributeQuat(const char* name, LLQuaternion& value );
-    bool getAttributeUUID(const char* name, LLUUID& value );
-    bool getAttributeString(const char* name, std::string& value );
-
-    const ValueType& getType() const { return mType; }
-    U32 getLength() const { return mLength; }
-    U32 getPrecision() const { return mPrecision; }
-    const std::string& getValue() const { return mValue; }
-    std::string getSanitizedValue() const;
-    std::string getTextContents() const;
-    const LLStringTableEntry* getName() const { return mName; }
-    bool hasName(const char* name) const { return mName == gStringTable.checkStringEntry(name); }
-    bool hasName(const std::string& name) const { return mName == gStringTable.checkStringEntry(name.c_str()); }
-    const std::string& getID() const { return mID; }
-
-    U32 getChildCount() const;
-    // getChild returns a Null LLXMLNode (not a NULL pointer) if there is no such child.
-    // This child has no value so any getTYPEValue() calls on it will return 0.
-    bool getChild(const char* name, LLXMLNodePtr& node, bool use_default_if_missing = true);
-    bool getChild(const LLStringTableEntry* name, LLXMLNodePtr& node, bool use_default_if_missing = true);
-    void getChildren(const char* name, LLXMLNodeList &children, bool use_default_if_missing = true) const;
-    void getChildren(const LLStringTableEntry* name, LLXMLNodeList &children, bool use_default_if_missing = true) const;
-
-    // recursively finds all children at any level matching name
-    void getDescendants(const LLStringTableEntry* name, LLXMLNodeList &children) const;
-
-    bool getAttribute(const char* name, LLXMLNodePtr& node, bool use_default_if_missing = true);
-    bool getAttribute(const LLStringTableEntry* name, LLXMLNodePtr& node, bool use_default_if_missing = true);
-
-    S32 getLineNumber();
-
-    // The following skip over attributes
-    LLXMLNodePtr getFirstChild() const;
-    LLXMLNodePtr getNextSibling() const;
-
-    LLXMLNodePtr getRoot();
-
-    // Setters
-
-    bool setAttributeString(const char* attr, const std::string& value);
-
-    void setBoolValue(const bool value) { setBoolValue(1, &value); }
-    void setByteValue(const U8 value, Encoding encoding = ENCODING_DEFAULT) { setByteValue(1, &value, encoding); }
-    void setIntValue(const S32 value, Encoding encoding = ENCODING_DEFAULT) { setIntValue(1, &value, encoding); }
-    void setUnsignedValue(const U32 value, Encoding encoding = ENCODING_DEFAULT) { setUnsignedValue(1, &value, encoding); }
-    void setLongValue(const U64 value, Encoding encoding = ENCODING_DEFAULT) { setLongValue(1, &value, encoding); }
-    void setFloatValue(const F32 value, Encoding encoding = ENCODING_DEFAULT, U32 precision = 0) { setFloatValue(1, &value, encoding); }
-    void setDoubleValue(const F64 value, Encoding encoding = ENCODING_DEFAULT, U32 precision = 0) { setDoubleValue(1, &value, encoding); }
-    void setStringValue(const std::string& value) { setStringValue(1, &value); }
-    void setUUIDValue(const LLUUID value) { setUUIDValue(1, &value); }
-    void setNodeRefValue(const LLXMLNode *value) { setNodeRefValue(1, &value); }
-
-    void setBoolValue(U32 length, const bool *array);
-    void setByteValue(U32 length, const U8 *array, Encoding encoding = ENCODING_DEFAULT);
-    void setIntValue(U32 length, const S32 *array, Encoding encoding = ENCODING_DEFAULT);
-    void setUnsignedValue(U32 length, const U32* array, Encoding encoding = ENCODING_DEFAULT);
-    void setLongValue(U32 length, const U64 *array, Encoding encoding = ENCODING_DEFAULT);
-    void setFloatValue(U32 length, const F32 *array, Encoding encoding = ENCODING_DEFAULT, U32 precision = 0);
-    void setDoubleValue(U32 length, const F64 *array, Encoding encoding = ENCODING_DEFAULT, U32 precision = 0);
-    void setStringValue(U32 length, const std::string *array);
-    void setUUIDValue(U32 length, const LLUUID *array);
-    void setNodeRefValue(U32 length, const LLXMLNode **array);
-    void setValue(const std::string& value);
-    void setName(const std::string& name);
-    void setName(LLStringTableEntry* name);
-
-    void setLineNumber(S32 line_number);
-
-    // Escapes " (quot) ' (apos) & (amp) < (lt) > (gt)
-    static std::string escapeXML(const std::string& xml);
-
-    // Set the default node corresponding to this default node
-    void setDefault(LLXMLNode *default_node);
-
-    // Find the node within defaults_list which corresponds to this node
-    void findDefault(LLXMLNode *defaults_list);
-
-    void updateDefault();
-
-    // Delete any child nodes that aren't among the tree's children, recursive
-    void scrubToTree(LLXMLNode *tree);
-
-    bool deleteChildren(const std::string& name);
-    bool deleteChildren(LLStringTableEntry* name);
-    void setAttributes(ValueType type, U32 precision, Encoding encoding, U32 length);
-//  void appendValue(const std::string& value); // Unused
-
-    // Unit Testing
-    void createUnitTest(S32 max_num_children);
-    bool performUnitTest(std::string &error_buffer);
-
-protected:
-    bool removeChild(LLXMLNode* child);
-
-public:
-    std::string mID;                // The ID attribute of this node
-
-    XML_Parser *mParser;        // Temporary pointer while loading
-
-    bool mIsAttribute;          // Flag is only used for output formatting
-    U32 mVersionMajor;          // Version of this tag to use
-    U32 mVersionMinor;
-    U32 mLength;                // If the length is nonzero, then only return arrays of this length
-    U32 mPrecision;             // The number of BITS per array item
-    ValueType mType;            // The value type
-    Encoding mEncoding;         // The value encoding
-    S32 mLineNumber;            // line number in source file, if applicable
-
-    LLXMLNode* mParent;             // The parent node
-    LLXMLChildrenPtr mChildren;     // The child nodes
-    LLXMLAttribList mAttributes;        // The attribute nodes
-    LLXMLNodePtr mPrev;             // Double-linked list previous node
-    LLXMLNodePtr mNext;             // Double-linked list next node
-
-    static bool sStripEscapedStrings;
-    static bool sStripWhitespaceValues;
-
-protected:
-    LLStringTableEntry *mName;      // The name of this node
-
-    // The value of this node (use getters/setters only)
-    // Values are not XML-escaped in memory
-    // They may contain " (quot) ' (apos) & (amp) < (lt) > (gt)
-    std::string mValue;
-
-    LLXMLNodePtr mDefault;      // Mirror node in the default tree
-
-    static const char *skipWhitespace(const char *str);
-    static const char *skipNonWhitespace(const char *str);
-    static const char *parseInteger(const char *str, U64 *dest, bool *is_negative, U32 precision, Encoding encoding);
-    static const char *parseFloat(const char *str, F64 *dest, U32 precision, Encoding encoding);
-
-    bool isFullyDefault();
-};
-
-#endif // LL_LLXMLNODE
+/**
+ * @file llxmlnode.h
+ * @brief LLXMLNode definition
+ *
+ * $LicenseInfo:firstyear=2000&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_LLXMLNODE_H
+#define LL_LLXMLNODE_H
+
+#ifndef XML_STATIC
+#define XML_STATIC
+#endif
+#ifdef LL_USESYSTEMLIBS
+#include <expat.h>
+#else
+#include "expat/expat.h"
+#endif
+#include <map>
+
+#include "indra_constants.h"
+#include "llrefcount.h"
+#include "llpointer.h"
+#include "llstring.h"
+#include "llstringtable.h"
+#include "llfile.h"
+#include "lluuid.h"
+
+class LLVector3;
+class LLVector3d;
+class LLQuaternion;
+class LLColor4;
+class LLColor4U;
+
+
+struct CompareAttributes
+{
+    bool operator()(const LLStringTableEntry* const lhs, const LLStringTableEntry* const rhs) const
+    {
+        if (lhs == NULL)
+            return true;
+        if (rhs == NULL)
+            return true;
+
+        return strcmp(lhs->mString, rhs->mString) < 0;
+    }
+};
+
+
+// Defines a simple node hierarchy for reading and writing task objects
+
+class LLXMLNode;
+typedef LLPointer<LLXMLNode> LLXMLNodePtr;
+typedef std::multimap<std::string, LLXMLNodePtr > LLXMLNodeList;
+typedef std::multimap<const LLStringTableEntry *, LLXMLNodePtr > LLXMLChildList;
+typedef std::map<const LLStringTableEntry *, LLXMLNodePtr, CompareAttributes> LLXMLAttribList;
+
+class LLColor4;
+class LLColor4U;
+class LLQuaternion;
+class LLVector3;
+class LLVector3d;
+class LLVector4;
+class LLVector4U;
+
+struct LLXMLChildren : public LLThreadSafeRefCount
+{
+    LLXMLChildList map;         // Map of children names->pointers
+    LLXMLNodePtr head;          // Head of the double-linked list
+    LLXMLNodePtr tail;          // Tail of the double-linked list
+};
+typedef LLPointer<LLXMLChildren> LLXMLChildrenPtr;
+
+class LLXMLNode : public LLThreadSafeRefCount
+{
+public:
+    enum ValueType
+    {
+        TYPE_CONTAINER,     // A node which contains nodes
+        TYPE_UNKNOWN,       // A node loaded from file without a specified type
+        TYPE_BOOLEAN,       // "true" or "false"
+        TYPE_INTEGER,       // any integer type: U8, U32, S32, U64, etc.
+        TYPE_FLOAT,         // any floating point type: F32, F64
+        TYPE_STRING,        // a string
+        TYPE_UUID,          // a UUID
+        TYPE_NODEREF,       // the ID of another node in the hierarchy to reference
+    };
+
+    enum Encoding
+    {
+        ENCODING_DEFAULT = 0,
+        ENCODING_DECIMAL,
+        ENCODING_HEX,
+        // ENCODING_BASE32, // Not implemented yet
+    };
+
+protected:
+    ~LLXMLNode();
+
+public:
+    LLXMLNode();
+    LLXMLNode(const char* name, bool is_attribute);
+    LLXMLNode(LLStringTableEntry* name, bool is_attribute);
+    LLXMLNode(const LLXMLNode& rhs);
+    LLXMLNodePtr deepCopy();
+
+    bool isNull();
+
+    bool deleteChild(LLXMLNode* child);
+    void addChild(LLXMLNodePtr& new_child);
+    void setParent(LLXMLNodePtr& new_parent); // reparent if necessary
+
+    // Serialization
+    static bool parseFile(
+        const std::string& filename,
+        LLXMLNodePtr& node,
+        LLXMLNode* defaults_tree);
+    static bool parseBuffer(
+        U8* buffer,
+        U32 length,
+        LLXMLNodePtr& node,
+        LLXMLNode* defaults);
+    static bool parseStream(
+        std::istream& str,
+        LLXMLNodePtr& node,
+        LLXMLNode* defaults);
+    static bool updateNode(
+        LLXMLNodePtr& node,
+        LLXMLNodePtr& update_node);
+
+    static bool getLayeredXMLNode(LLXMLNodePtr& root, const std::vector<std::string>& paths);
+
+
+    // Write standard XML file header:
+    // <?xml version="1.0" encoding="utf-8" standalone="yes" ?>
+    static void writeHeaderToFile(LLFILE *out_file);
+
+    // Write XML to file with one attribute per line.
+    // XML escapes values as they are written.
+    void writeToFile(LLFILE *out_file, const std::string& indent = std::string(), bool use_type_decorations=true);
+    void writeToOstream(std::ostream& output_stream, const std::string& indent = std::string(), bool use_type_decorations=true);
+
+    // Utility
+    void findName(const std::string& name, LLXMLNodeList &results);
+    void findName(LLStringTableEntry* name, LLXMLNodeList &results);
+    void findID(const std::string& id, LLXMLNodeList &results);
+
+
+    virtual LLXMLNodePtr createChild(const char* name, bool is_attribute);
+    virtual LLXMLNodePtr createChild(LLStringTableEntry* name, bool is_attribute);
+
+
+    // Getters
+    U32 getBoolValue(U32 expected_length, bool *array);
+    U32 getByteValue(U32 expected_length, U8 *array, Encoding encoding = ENCODING_DEFAULT);
+    U32 getIntValue(U32 expected_length, S32 *array, Encoding encoding = ENCODING_DEFAULT);
+    U32 getUnsignedValue(U32 expected_length, U32 *array, Encoding encoding = ENCODING_DEFAULT);
+    U32 getLongValue(U32 expected_length, U64 *array, Encoding encoding = ENCODING_DEFAULT);
+    U32 getFloatValue(U32 expected_length, F32 *array, Encoding encoding = ENCODING_DEFAULT);
+    U32 getDoubleValue(U32 expected_length, F64 *array, Encoding encoding = ENCODING_DEFAULT);
+    U32 getStringValue(U32 expected_length, std::string *array);
+    U32 getUUIDValue(U32 expected_length, LLUUID *array);
+    U32 getNodeRefValue(U32 expected_length, LLXMLNode **array);
+
+    bool hasAttribute(const char* name );
+
+    bool getAttributeBOOL(const char* name, bool& value );
+    bool getAttributeU8(const char* name, U8& value );
+    bool getAttributeS8(const char* name, S8& value );
+    bool getAttributeU16(const char* name, U16& value );
+    bool getAttributeS16(const char* name, S16& value );
+    bool getAttributeU32(const char* name, U32& value );
+    bool getAttributeS32(const char* name, S32& value );
+    bool getAttributeF32(const char* name, F32& value );
+    bool getAttributeF64(const char* name, F64& value );
+    bool getAttributeColor(const char* name, LLColor4& value );
+    bool getAttributeColor4(const char* name, LLColor4& value );
+    bool getAttributeColor4U(const char* name, LLColor4U& value );
+    bool getAttributeVector3(const char* name, LLVector3& value );
+    bool getAttributeVector3d(const char* name, LLVector3d& value );
+    bool getAttributeQuat(const char* name, LLQuaternion& value );
+    bool getAttributeUUID(const char* name, LLUUID& value );
+    bool getAttributeString(const char* name, std::string& value );
+
+    const ValueType& getType() const { return mType; }
+    U32 getLength() const { return mLength; }
+    U32 getPrecision() const { return mPrecision; }
+    const std::string& getValue() const { return mValue; }
+    std::string getSanitizedValue() const;
+    std::string getTextContents() const;
+    const LLStringTableEntry* getName() const { return mName; }
+    bool hasName(const char* name) const { return mName == gStringTable.checkStringEntry(name); }
+    bool hasName(const std::string& name) const { return mName == gStringTable.checkStringEntry(name.c_str()); }
+    const std::string& getID() const { return mID; }
+
+    U32 getChildCount() const;
+    // getChild returns a Null LLXMLNode (not a NULL pointer) if there is no such child.
+    // This child has no value so any getTYPEValue() calls on it will return 0.
+    bool getChild(const char* name, LLXMLNodePtr& node, bool use_default_if_missing = true);
+    bool getChild(const LLStringTableEntry* name, LLXMLNodePtr& node, bool use_default_if_missing = true);
+    void getChildren(const char* name, LLXMLNodeList &children, bool use_default_if_missing = true) const;
+    void getChildren(const LLStringTableEntry* name, LLXMLNodeList &children, bool use_default_if_missing = true) const;
+
+    // recursively finds all children at any level matching name
+    void getDescendants(const LLStringTableEntry* name, LLXMLNodeList &children) const;
+
+    bool getAttribute(const char* name, LLXMLNodePtr& node, bool use_default_if_missing = true);
+    bool getAttribute(const LLStringTableEntry* name, LLXMLNodePtr& node, bool use_default_if_missing = true);
+
+    S32 getLineNumber();
+
+    // The following skip over attributes
+    LLXMLNodePtr getFirstChild() const;
+    LLXMLNodePtr getNextSibling() const;
+
+    LLXMLNodePtr getRoot();
+
+    // Setters
+
+    bool setAttributeString(const char* attr, const std::string& value);
+
+    void setBoolValue(const bool value) { setBoolValue(1, &value); }
+    void setByteValue(const U8 value, Encoding encoding = ENCODING_DEFAULT) { setByteValue(1, &value, encoding); }
+    void setIntValue(const S32 value, Encoding encoding = ENCODING_DEFAULT) { setIntValue(1, &value, encoding); }
+    void setUnsignedValue(const U32 value, Encoding encoding = ENCODING_DEFAULT) { setUnsignedValue(1, &value, encoding); }
+    void setLongValue(const U64 value, Encoding encoding = ENCODING_DEFAULT) { setLongValue(1, &value, encoding); }
+    void setFloatValue(const F32 value, Encoding encoding = ENCODING_DEFAULT, U32 precision = 0) { setFloatValue(1, &value, encoding); }
+    void setDoubleValue(const F64 value, Encoding encoding = ENCODING_DEFAULT, U32 precision = 0) { setDoubleValue(1, &value, encoding); }
+    void setStringValue(const std::string& value) { setStringValue(1, &value); }
+    void setUUIDValue(const LLUUID value) { setUUIDValue(1, &value); }
+    void setNodeRefValue(const LLXMLNode *value) { setNodeRefValue(1, &value); }
+
+    void setBoolValue(U32 length, const bool *array);
+    void setByteValue(U32 length, const U8 *array, Encoding encoding = ENCODING_DEFAULT);
+    void setIntValue(U32 length, const S32 *array, Encoding encoding = ENCODING_DEFAULT);
+    void setUnsignedValue(U32 length, const U32* array, Encoding encoding = ENCODING_DEFAULT);
+    void setLongValue(U32 length, const U64 *array, Encoding encoding = ENCODING_DEFAULT);
+    void setFloatValue(U32 length, const F32 *array, Encoding encoding = ENCODING_DEFAULT, U32 precision = 0);
+    void setDoubleValue(U32 length, const F64 *array, Encoding encoding = ENCODING_DEFAULT, U32 precision = 0);
+    void setStringValue(U32 length, const std::string *array);
+    void setUUIDValue(U32 length, const LLUUID *array);
+    void setNodeRefValue(U32 length, const LLXMLNode **array);
+    void setValue(const std::string& value);
+    void setName(const std::string& name);
+    void setName(LLStringTableEntry* name);
+
+    void setLineNumber(S32 line_number);
+
+    // Escapes " (quot) ' (apos) & (amp) < (lt) > (gt)
+    static std::string escapeXML(const std::string& xml);
+
+    // Set the default node corresponding to this default node
+    void setDefault(LLXMLNode *default_node);
+
+    // Find the node within defaults_list which corresponds to this node
+    void findDefault(LLXMLNode *defaults_list);
+
+    void updateDefault();
+
+    // Delete any child nodes that aren't among the tree's children, recursive
+    void scrubToTree(LLXMLNode *tree);
+
+    bool deleteChildren(const std::string& name);
+    bool deleteChildren(LLStringTableEntry* name);
+    void setAttributes(ValueType type, U32 precision, Encoding encoding, U32 length);
+//  void appendValue(const std::string& value); // Unused
+
+    // Unit Testing
+    void createUnitTest(S32 max_num_children);
+    bool performUnitTest(std::string &error_buffer);
+
+protected:
+    bool removeChild(LLXMLNode* child);
+
+public:
+    std::string mID;                // The ID attribute of this node
+
+    XML_Parser *mParser;        // Temporary pointer while loading
+
+    bool mIsAttribute;          // Flag is only used for output formatting
+    U32 mVersionMajor;          // Version of this tag to use
+    U32 mVersionMinor;
+    U32 mLength;                // If the length is nonzero, then only return arrays of this length
+    U32 mPrecision;             // The number of BITS per array item
+    ValueType mType;            // The value type
+    Encoding mEncoding;         // The value encoding
+    S32 mLineNumber;            // line number in source file, if applicable
+
+    LLXMLNode* mParent;             // The parent node
+    LLXMLChildrenPtr mChildren;     // The child nodes
+    LLXMLAttribList mAttributes;        // The attribute nodes
+    LLXMLNodePtr mPrev;             // Double-linked list previous node
+    LLXMLNodePtr mNext;             // Double-linked list next node
+
+    static bool sStripEscapedStrings;
+    static bool sStripWhitespaceValues;
+
+protected:
+    LLStringTableEntry *mName;      // The name of this node
+
+    // The value of this node (use getters/setters only)
+    // Values are not XML-escaped in memory
+    // They may contain " (quot) ' (apos) & (amp) < (lt) > (gt)
+    std::string mValue;
+
+    LLXMLNodePtr mDefault;      // Mirror node in the default tree
+
+    static const char *skipWhitespace(const char *str);
+    static const char *skipNonWhitespace(const char *str);
+    static const char *parseInteger(const char *str, U64 *dest, bool *is_negative, U32 precision, Encoding encoding);
+    static const char *parseFloat(const char *str, F64 *dest, U32 precision, Encoding encoding);
+
+    bool isFullyDefault();
+};
+
+#endif // LL_LLXMLNODE
diff --git a/indra/llxml/llxmlparser.cpp b/indra/llxml/llxmlparser.cpp
index 2cae8a14a7..e2c7d17e2a 100644
--- a/indra/llxml/llxmlparser.cpp
+++ b/indra/llxml/llxmlparser.cpp
@@ -1,416 +1,416 @@
-/**
- * @file llxmlparser.cpp
- * @brief LLXmlParser implementation
- *
- * $LicenseInfo:firstyear=2002&license=viewerlgpl$
- * Second Life Viewer Source Code
- * Copyright (C) 2010, Linden Research, Inc.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation;
- * version 2.1 of the License only.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
- *
- * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
- * $/LicenseInfo$
- */
-
-// llxmlparser.cpp
-//
-// copyright 2002, linden research inc
-
-
-#include "linden_common.h"
-
-#include "llxmlparser.h"
-#include "llerror.h"
-
-
-LLXmlParser::LLXmlParser()
-    :
-    mParser( NULL ),
-    mDepth( 0 )
-{
-    mAuxErrorString = "no error";
-
-    // Override the document's declared encoding.
-    mParser = XML_ParserCreate(NULL);
-
-    XML_SetUserData(mParser, this);
-    XML_SetElementHandler(                  mParser,    startElementHandler, endElementHandler);
-    XML_SetCharacterDataHandler(            mParser,    characterDataHandler);
-    XML_SetProcessingInstructionHandler(    mParser,    processingInstructionHandler);
-    XML_SetCommentHandler(                  mParser,    commentHandler);
-
-    XML_SetCdataSectionHandler(             mParser,    startCdataSectionHandler, endCdataSectionHandler);
-
-    // This sets the default handler but does not inhibit expansion of internal entities.
-    // The entity reference will not be passed to the default handler.
-    XML_SetDefaultHandlerExpand(            mParser,    defaultDataHandler);
-
-    XML_SetUnparsedEntityDeclHandler(       mParser,    unparsedEntityDeclHandler);
-}
-
-LLXmlParser::~LLXmlParser()
-{
-    XML_ParserFree( mParser );
-}
-
-
-bool LLXmlParser::parseFile(const std::string &path)
-{
-    llassert( !mDepth );
-
-    bool success = true;
-
-    LLFILE* file = LLFile::fopen(path, "rb");       /* Flawfinder: ignore */
-    if( !file )
-    {
-        mAuxErrorString = llformat( "Couldn't open file %s", path.c_str());
-        success = false;
-    }
-    else
-    {
-        S32 bytes_read = 0;
-
-        fseek(file, 0L, SEEK_END);
-        S32 buffer_size = ftell(file);
-        fseek(file, 0L, SEEK_SET);
-
-        void* buffer = XML_GetBuffer(mParser, buffer_size);
-        if( !buffer )
-        {
-            mAuxErrorString = llformat( "Unable to allocate XML buffer while reading file %s", path.c_str() );
-            success = false;
-            goto exit_label;
-        }
-
-        bytes_read = (S32)fread(buffer, 1, buffer_size, file);
-        if( bytes_read <= 0 )
-        {
-            mAuxErrorString = llformat( "Error while reading file  %s", path.c_str() );
-            success = false;
-            goto exit_label;
-        }
-
-        if( !XML_ParseBuffer(mParser, bytes_read, true ) )
-        {
-            mAuxErrorString = llformat( "Error while parsing file  %s", path.c_str() );
-            success = false;
-        }
-
-exit_label:
-        fclose( file );
-    }
-
-
-    if( success )
-    {
-        llassert( !mDepth );
-    }
-    mDepth = 0;
-
-    if( !success )
-    {
-        LL_WARNS() << mAuxErrorString << LL_ENDL;
-    }
-
-    return success;
-}
-
-
-//  Parses some input. Returns 0 if a fatal error is detected.
-//  The last call must have isFinal true;
-//  len may be zero for this call (or any other).
-S32 LLXmlParser::parse( const char* buf, int len, int isFinal )
-{
-    return XML_Parse(mParser, buf, len, isFinal);
-}
-
-const char* LLXmlParser::getErrorString()
-{
-    const char* error_string = XML_ErrorString(XML_GetErrorCode( mParser ));
-    if( !error_string )
-    {
-        error_string = mAuxErrorString.c_str();
-    }
-    return error_string;
-}
-
-S32 LLXmlParser::getCurrentLineNumber()
-{
-    return XML_GetCurrentLineNumber( mParser );
-}
-
-S32 LLXmlParser::getCurrentColumnNumber()
-{
-    return XML_GetCurrentColumnNumber(mParser);
-}
-
-///////////////////////////////////////////////////////////////////////////////
-// Pseudo-private methods.  These are only used by internal callbacks.
-
-// static
-void LLXmlParser::startElementHandler(
-     void *userData,
-     const XML_Char *name,
-     const XML_Char **atts)
-{
-    LLXmlParser* self = (LLXmlParser*) userData;
-    self->startElement( name, atts );
-    self->mDepth++;
-}
-
-// static
-void LLXmlParser::endElementHandler(
-    void *userData,
-    const XML_Char *name)
-{
-    LLXmlParser* self = (LLXmlParser*) userData;
-    self->mDepth--;
-    self->endElement( name );
-}
-
-// s is not 0 terminated.
-// static
-void LLXmlParser::characterDataHandler(
-    void *userData,
-    const XML_Char *s,
-    int len)
-{
-    LLXmlParser* self = (LLXmlParser*) userData;
-    self->characterData( s, len );
-}
-
-// target and data are 0 terminated
-// static
-void LLXmlParser::processingInstructionHandler(
-    void *userData,
-    const XML_Char *target,
-    const XML_Char *data)
-{
-    LLXmlParser* self = (LLXmlParser*) userData;
-    self->processingInstruction( target, data );
-}
-
-// data is 0 terminated
-// static
-void LLXmlParser::commentHandler(void *userData, const XML_Char *data)
-{
-    LLXmlParser* self = (LLXmlParser*) userData;
-    self->comment( data );
-}
-
-// static
-void LLXmlParser::startCdataSectionHandler(void *userData)
-{
-    LLXmlParser* self = (LLXmlParser*) userData;
-    self->mDepth++;
-    self->startCdataSection();
-}
-
-// static
-void LLXmlParser::endCdataSectionHandler(void *userData)
-{
-    LLXmlParser* self = (LLXmlParser*) userData;
-    self->endCdataSection();
-    self->mDepth++;
-}
-
-//  This is called for any characters in the XML document for
-//  which there is no applicable handler.  This includes both
-//  characters that are part of markup which is of a kind that is
-//  not reported (comments, markup declarations), or characters
-//  that are part of a construct which could be reported but
-//  for which no handler has been supplied. The characters are passed
-//  exactly as they were in the XML document except that
-//  they will be encoded in UTF-8.  Line boundaries are not normalized.
-//  Note that a byte order mark character is not passed to the default handler.
-//  There are no guarantees about how characters are divided between calls
-//  to the default handler: for example, a comment might be split between
-//  multiple calls.
-
-// static
-void LLXmlParser::defaultDataHandler(
-    void *userData,
-    const XML_Char *s,
-    int len)
-{
-    LLXmlParser* self = (LLXmlParser*) userData;
-    self->defaultData( s, len );
-}
-
-//  This is called for a declaration of an unparsed (NDATA)
-//  entity.  The base argument is whatever was set by XML_SetBase.
-//  The entityName, systemId and notationName arguments will never be null.
-//  The other arguments may be.
-// static
-void LLXmlParser::unparsedEntityDeclHandler(
-    void *userData,
-    const XML_Char *entityName,
-    const XML_Char *base,
-    const XML_Char *systemId,
-    const XML_Char *publicId,
-    const XML_Char *notationName)
-{
-    LLXmlParser* self = (LLXmlParser*) userData;
-    self->unparsedEntityDecl( entityName, base, systemId, publicId, notationName );
-}
-
-
-
-
-////////////////////////////////////////////////////////////////////
-// Test code.
-
-/*
-class LLXmlDOMParser : public LLXmlParser
-{
-public:
-
-    LLXmlDOMParser() {}
-    virtual ~LLXmlDOMParser() {}
-
-    void tabs()
-    {
-        for ( int i = 0; i < getDepth(); i++)
-        {
-            putchar(' ');
-        }
-    }
-
-    virtual void startElement(const char *name, const char **atts)
-    {
-        tabs();
-        printf("startElement %s\n", name);
-
-        S32 i = 0;
-        while( atts[i] && atts[i+1] )
-        {
-            tabs();
-            printf( "\t%s=%s\n", atts[i], atts[i+1] );
-            i += 2;
-        }
-
-        if( atts[i] )
-        {
-            tabs();
-            printf( "\ttrailing attribute: %s\n", atts[i] );
-        }
-    }
-
-    virtual void endElement(const char *name)
-    {
-        tabs();
-        printf("endElement %s\n", name);
-    }
-
-    virtual void characterData(const char *s, int len)
-    {
-        tabs();
-
-        char* str = new char[len+1];
-        strncpy( str, s, len );
-        str[len] = '\0';
-        printf("CharacterData %s\n", str);
-        delete str;
-    }
-
-    virtual void processingInstruction(const char *target, const char *data)
-    {
-        tabs();
-        printf("processingInstruction %s\n", data);
-    }
-    virtual void comment(const char *data)
-    {
-        tabs();
-        printf("comment %s\n", data);
-    }
-
-    virtual void startCdataSection()
-    {
-        tabs();
-        printf("startCdataSection\n");
-    }
-
-    virtual void endCdataSection()
-    {
-        tabs();
-        printf("endCdataSection\n");
-    }
-
-    virtual void defaultData(const char *s, int len)
-    {
-        tabs();
-
-        char* str = new char[len+1];
-        strncpy( str, s, len );
-        str[len] = '\0';
-        printf("defaultData %s\n", str);
-        delete str;
-    }
-
-    virtual void unparsedEntityDecl(
-        const char *entityName,
-        const char *base,
-        const char *systemId,
-        const char *publicId,
-        const char *notationName)
-    {
-        tabs();
-
-        printf(
-            "unparsed entity:\n"
-                "\tentityName %s\n"
-                "\tbase %s\n"
-                "\tsystemId %s\n"
-                "\tpublicId %s\n"
-                "\tnotationName %s\n",
-            entityName,
-            base,
-            systemId,
-            publicId,
-            notationName );
-    }
-};
-
-
-int main()
-{
-  char buf[1024];
-
-  LLFILE* file = LLFile::fopen("test.xml", "rb");
-  if( !file )
-  {
-      return 1;
-  }
-
-  LLXmlDOMParser parser;
-  int done;
-  do {
-    size_t len = fread(buf, 1, sizeof(buf), file);
-    done = len < sizeof(buf);
-    if( 0 == parser.parse( buf, len, done) )
-    {
-      fprintf(stderr,
-          "%s at line %d\n",
-          parser.getErrorString(),
-          parser.getCurrentLineNumber() );
-      return 1;
-    }
-  } while (!done);
-
-  fclose( file );
-  return 0;
-}
-*/
-
+/**
+ * @file llxmlparser.cpp
+ * @brief LLXmlParser implementation
+ *
+ * $LicenseInfo:firstyear=2002&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+// llxmlparser.cpp
+//
+// copyright 2002, linden research inc
+
+
+#include "linden_common.h"
+
+#include "llxmlparser.h"
+#include "llerror.h"
+
+
+LLXmlParser::LLXmlParser()
+    :
+    mParser( NULL ),
+    mDepth( 0 )
+{
+    mAuxErrorString = "no error";
+
+    // Override the document's declared encoding.
+    mParser = XML_ParserCreate(NULL);
+
+    XML_SetUserData(mParser, this);
+    XML_SetElementHandler(                  mParser,    startElementHandler, endElementHandler);
+    XML_SetCharacterDataHandler(            mParser,    characterDataHandler);
+    XML_SetProcessingInstructionHandler(    mParser,    processingInstructionHandler);
+    XML_SetCommentHandler(                  mParser,    commentHandler);
+
+    XML_SetCdataSectionHandler(             mParser,    startCdataSectionHandler, endCdataSectionHandler);
+
+    // This sets the default handler but does not inhibit expansion of internal entities.
+    // The entity reference will not be passed to the default handler.
+    XML_SetDefaultHandlerExpand(            mParser,    defaultDataHandler);
+
+    XML_SetUnparsedEntityDeclHandler(       mParser,    unparsedEntityDeclHandler);
+}
+
+LLXmlParser::~LLXmlParser()
+{
+    XML_ParserFree( mParser );
+}
+
+
+bool LLXmlParser::parseFile(const std::string &path)
+{
+    llassert( !mDepth );
+
+    bool success = true;
+
+    LLFILE* file = LLFile::fopen(path, "rb");       /* Flawfinder: ignore */
+    if( !file )
+    {
+        mAuxErrorString = llformat( "Couldn't open file %s", path.c_str());
+        success = false;
+    }
+    else
+    {
+        S32 bytes_read = 0;
+
+        fseek(file, 0L, SEEK_END);
+        S32 buffer_size = ftell(file);
+        fseek(file, 0L, SEEK_SET);
+
+        void* buffer = XML_GetBuffer(mParser, buffer_size);
+        if( !buffer )
+        {
+            mAuxErrorString = llformat( "Unable to allocate XML buffer while reading file %s", path.c_str() );
+            success = false;
+            goto exit_label;
+        }
+
+        bytes_read = (S32)fread(buffer, 1, buffer_size, file);
+        if( bytes_read <= 0 )
+        {
+            mAuxErrorString = llformat( "Error while reading file  %s", path.c_str() );
+            success = false;
+            goto exit_label;
+        }
+
+        if( !XML_ParseBuffer(mParser, bytes_read, true ) )
+        {
+            mAuxErrorString = llformat( "Error while parsing file  %s", path.c_str() );
+            success = false;
+        }
+
+exit_label:
+        fclose( file );
+    }
+
+
+    if( success )
+    {
+        llassert( !mDepth );
+    }
+    mDepth = 0;
+
+    if( !success )
+    {
+        LL_WARNS() << mAuxErrorString << LL_ENDL;
+    }
+
+    return success;
+}
+
+
+//  Parses some input. Returns 0 if a fatal error is detected.
+//  The last call must have isFinal true;
+//  len may be zero for this call (or any other).
+S32 LLXmlParser::parse( const char* buf, int len, int isFinal )
+{
+    return XML_Parse(mParser, buf, len, isFinal);
+}
+
+const char* LLXmlParser::getErrorString()
+{
+    const char* error_string = XML_ErrorString(XML_GetErrorCode( mParser ));
+    if( !error_string )
+    {
+        error_string = mAuxErrorString.c_str();
+    }
+    return error_string;
+}
+
+S32 LLXmlParser::getCurrentLineNumber()
+{
+    return XML_GetCurrentLineNumber( mParser );
+}
+
+S32 LLXmlParser::getCurrentColumnNumber()
+{
+    return XML_GetCurrentColumnNumber(mParser);
+}
+
+///////////////////////////////////////////////////////////////////////////////
+// Pseudo-private methods.  These are only used by internal callbacks.
+
+// static
+void LLXmlParser::startElementHandler(
+     void *userData,
+     const XML_Char *name,
+     const XML_Char **atts)
+{
+    LLXmlParser* self = (LLXmlParser*) userData;
+    self->startElement( name, atts );
+    self->mDepth++;
+}
+
+// static
+void LLXmlParser::endElementHandler(
+    void *userData,
+    const XML_Char *name)
+{
+    LLXmlParser* self = (LLXmlParser*) userData;
+    self->mDepth--;
+    self->endElement( name );
+}
+
+// s is not 0 terminated.
+// static
+void LLXmlParser::characterDataHandler(
+    void *userData,
+    const XML_Char *s,
+    int len)
+{
+    LLXmlParser* self = (LLXmlParser*) userData;
+    self->characterData( s, len );
+}
+
+// target and data are 0 terminated
+// static
+void LLXmlParser::processingInstructionHandler(
+    void *userData,
+    const XML_Char *target,
+    const XML_Char *data)
+{
+    LLXmlParser* self = (LLXmlParser*) userData;
+    self->processingInstruction( target, data );
+}
+
+// data is 0 terminated
+// static
+void LLXmlParser::commentHandler(void *userData, const XML_Char *data)
+{
+    LLXmlParser* self = (LLXmlParser*) userData;
+    self->comment( data );
+}
+
+// static
+void LLXmlParser::startCdataSectionHandler(void *userData)
+{
+    LLXmlParser* self = (LLXmlParser*) userData;
+    self->mDepth++;
+    self->startCdataSection();
+}
+
+// static
+void LLXmlParser::endCdataSectionHandler(void *userData)
+{
+    LLXmlParser* self = (LLXmlParser*) userData;
+    self->endCdataSection();
+    self->mDepth++;
+}
+
+//  This is called for any characters in the XML document for
+//  which there is no applicable handler.  This includes both
+//  characters that are part of markup which is of a kind that is
+//  not reported (comments, markup declarations), or characters
+//  that are part of a construct which could be reported but
+//  for which no handler has been supplied. The characters are passed
+//  exactly as they were in the XML document except that
+//  they will be encoded in UTF-8.  Line boundaries are not normalized.
+//  Note that a byte order mark character is not passed to the default handler.
+//  There are no guarantees about how characters are divided between calls
+//  to the default handler: for example, a comment might be split between
+//  multiple calls.
+
+// static
+void LLXmlParser::defaultDataHandler(
+    void *userData,
+    const XML_Char *s,
+    int len)
+{
+    LLXmlParser* self = (LLXmlParser*) userData;
+    self->defaultData( s, len );
+}
+
+//  This is called for a declaration of an unparsed (NDATA)
+//  entity.  The base argument is whatever was set by XML_SetBase.
+//  The entityName, systemId and notationName arguments will never be null.
+//  The other arguments may be.
+// static
+void LLXmlParser::unparsedEntityDeclHandler(
+    void *userData,
+    const XML_Char *entityName,
+    const XML_Char *base,
+    const XML_Char *systemId,
+    const XML_Char *publicId,
+    const XML_Char *notationName)
+{
+    LLXmlParser* self = (LLXmlParser*) userData;
+    self->unparsedEntityDecl( entityName, base, systemId, publicId, notationName );
+}
+
+
+
+
+////////////////////////////////////////////////////////////////////
+// Test code.
+
+/*
+class LLXmlDOMParser : public LLXmlParser
+{
+public:
+
+    LLXmlDOMParser() {}
+    virtual ~LLXmlDOMParser() {}
+
+    void tabs()
+    {
+        for ( int i = 0; i < getDepth(); i++)
+        {
+            putchar(' ');
+        }
+    }
+
+    virtual void startElement(const char *name, const char **atts)
+    {
+        tabs();
+        printf("startElement %s\n", name);
+
+        S32 i = 0;
+        while( atts[i] && atts[i+1] )
+        {
+            tabs();
+            printf( "\t%s=%s\n", atts[i], atts[i+1] );
+            i += 2;
+        }
+
+        if( atts[i] )
+        {
+            tabs();
+            printf( "\ttrailing attribute: %s\n", atts[i] );
+        }
+    }
+
+    virtual void endElement(const char *name)
+    {
+        tabs();
+        printf("endElement %s\n", name);
+    }
+
+    virtual void characterData(const char *s, int len)
+    {
+        tabs();
+
+        char* str = new char[len+1];
+        strncpy( str, s, len );
+        str[len] = '\0';
+        printf("CharacterData %s\n", str);
+        delete str;
+    }
+
+    virtual void processingInstruction(const char *target, const char *data)
+    {
+        tabs();
+        printf("processingInstruction %s\n", data);
+    }
+    virtual void comment(const char *data)
+    {
+        tabs();
+        printf("comment %s\n", data);
+    }
+
+    virtual void startCdataSection()
+    {
+        tabs();
+        printf("startCdataSection\n");
+    }
+
+    virtual void endCdataSection()
+    {
+        tabs();
+        printf("endCdataSection\n");
+    }
+
+    virtual void defaultData(const char *s, int len)
+    {
+        tabs();
+
+        char* str = new char[len+1];
+        strncpy( str, s, len );
+        str[len] = '\0';
+        printf("defaultData %s\n", str);
+        delete str;
+    }
+
+    virtual void unparsedEntityDecl(
+        const char *entityName,
+        const char *base,
+        const char *systemId,
+        const char *publicId,
+        const char *notationName)
+    {
+        tabs();
+
+        printf(
+            "unparsed entity:\n"
+                "\tentityName %s\n"
+                "\tbase %s\n"
+                "\tsystemId %s\n"
+                "\tpublicId %s\n"
+                "\tnotationName %s\n",
+            entityName,
+            base,
+            systemId,
+            publicId,
+            notationName );
+    }
+};
+
+
+int main()
+{
+  char buf[1024];
+
+  LLFILE* file = LLFile::fopen("test.xml", "rb");
+  if( !file )
+  {
+      return 1;
+  }
+
+  LLXmlDOMParser parser;
+  int done;
+  do {
+    size_t len = fread(buf, 1, sizeof(buf), file);
+    done = len < sizeof(buf);
+    if( 0 == parser.parse( buf, len, done) )
+    {
+      fprintf(stderr,
+          "%s at line %d\n",
+          parser.getErrorString(),
+          parser.getCurrentLineNumber() );
+      return 1;
+    }
+  } while (!done);
+
+  fclose( file );
+  return 0;
+}
+*/
+
diff --git a/indra/llxml/llxmlparser.h b/indra/llxml/llxmlparser.h
index dfee4b8070..0f64def6df 100644
--- a/indra/llxml/llxmlparser.h
+++ b/indra/llxml/llxmlparser.h
@@ -1,133 +1,133 @@
-/**
- * @file llxmlparser.h
- * @brief LLXmlParser class definition
- *
- * $LicenseInfo:firstyear=2002&license=viewerlgpl$
- * Second Life Viewer Source Code
- * Copyright (C) 2010, Linden Research, Inc.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation;
- * version 2.1 of the License only.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
- *
- * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
- * $/LicenseInfo$
- */
-
-#ifndef LL_LLXMLPARSER_H
-#define LL_LLXMLPARSER_H
-
-#ifndef XML_STATIC
-#define XML_STATIC
-#endif
-#ifdef LL_USESYSTEMLIBS
-#include <expat.h>
-#else
-#include "expat/expat.h"
-#endif
-
-class LLXmlParser
-{
-public:
-    LLXmlParser();
-    virtual ~LLXmlParser();
-
-    // Parses entire file
-    bool parseFile(const std::string &path);
-
-    //  Parses some input. Returns 0 if a fatal error is detected.
-    //  The last call must have isFinal true;
-    //  len may be zero for this call (or any other).
-    S32 parse( const char* buf, int len, int isFinal );
-
-    const char* getErrorString();
-
-    S32 getCurrentLineNumber();
-
-    S32 getCurrentColumnNumber();
-
-    S32 getDepth() { return mDepth; }
-
-protected:
-    // atts is array of name/value pairs, terminated by 0;
-    // names and values are 0 terminated.
-    virtual void startElement(const char *name, const char **atts) {}
-
-    virtual void endElement(const char *name) {}
-
-    // s is not 0 terminated.
-    virtual void characterData(const char *s, int len) {}
-
-    // target and data are 0 terminated
-    virtual void processingInstruction(const char *target, const char *data) {}
-
-    // data is 0 terminated
-    virtual void comment(const char *data) {}
-
-    virtual void startCdataSection() {}
-
-    virtual void endCdataSection() {}
-
-    //  This is called for any characters in the XML document for
-    //  which there is no applicable handler.  This includes both
-    //  characters that are part of markup which is of a kind that is
-    //  not reported (comments, markup declarations), or characters
-    //  that are part of a construct which could be reported but
-    //  for which no handler has been supplied. The characters are passed
-    //  exactly as they were in the XML document except that
-    //  they will be encoded in UTF-8.  Line boundaries are not normalized.
-    //  Note that a byte order mark character is not passed to the default handler.
-    //  There are no guarantees about how characters are divided between calls
-    //  to the default handler: for example, a comment might be split between
-    //  multiple calls.
-    virtual void defaultData(const char *s, int len) {}
-
-    //  This is called for a declaration of an unparsed (NDATA)
-    //  entity.  The base argument is whatever was set by XML_SetBase.
-    //  The entityName, systemId and notationName arguments will never be null.
-    //  The other arguments may be.
-    virtual void unparsedEntityDecl(
-        const char *entityName,
-        const char *base,
-        const char *systemId,
-        const char *publicId,
-        const char *notationName) {}
-
-public:
-    ///////////////////////////////////////////////////////////////////////////////
-    // Pseudo-private methods.  These are only used by internal callbacks.
-
-    static void startElementHandler(void *userData, const XML_Char *name, const XML_Char **atts);
-    static void endElementHandler(void *userData, const XML_Char *name);
-    static void characterDataHandler(void *userData, const XML_Char *s, int len);
-    static void processingInstructionHandler(void *userData, const XML_Char *target, const XML_Char *data);
-    static void commentHandler(void *userData, const XML_Char *data);
-    static void startCdataSectionHandler(void *userData);
-    static void endCdataSectionHandler(void *userData);
-    static void defaultDataHandler( void *userData, const XML_Char *s, int len);
-    static void unparsedEntityDeclHandler(
-        void *userData,
-        const XML_Char *entityName,
-        const XML_Char *base,
-        const XML_Char *systemId,
-        const XML_Char *publicId,
-        const XML_Char *notationName);
-
-
-protected:
-    XML_Parser      mParser;
-    int             mDepth;
-    std::string     mAuxErrorString;
-};
-
-#endif  // LL_LLXMLPARSER_H
+/**
+ * @file llxmlparser.h
+ * @brief LLXmlParser class definition
+ *
+ * $LicenseInfo:firstyear=2002&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_LLXMLPARSER_H
+#define LL_LLXMLPARSER_H
+
+#ifndef XML_STATIC
+#define XML_STATIC
+#endif
+#ifdef LL_USESYSTEMLIBS
+#include <expat.h>
+#else
+#include "expat/expat.h"
+#endif
+
+class LLXmlParser
+{
+public:
+    LLXmlParser();
+    virtual ~LLXmlParser();
+
+    // Parses entire file
+    bool parseFile(const std::string &path);
+
+    //  Parses some input. Returns 0 if a fatal error is detected.
+    //  The last call must have isFinal true;
+    //  len may be zero for this call (or any other).
+    S32 parse( const char* buf, int len, int isFinal );
+
+    const char* getErrorString();
+
+    S32 getCurrentLineNumber();
+
+    S32 getCurrentColumnNumber();
+
+    S32 getDepth() { return mDepth; }
+
+protected:
+    // atts is array of name/value pairs, terminated by 0;
+    // names and values are 0 terminated.
+    virtual void startElement(const char *name, const char **atts) {}
+
+    virtual void endElement(const char *name) {}
+
+    // s is not 0 terminated.
+    virtual void characterData(const char *s, int len) {}
+
+    // target and data are 0 terminated
+    virtual void processingInstruction(const char *target, const char *data) {}
+
+    // data is 0 terminated
+    virtual void comment(const char *data) {}
+
+    virtual void startCdataSection() {}
+
+    virtual void endCdataSection() {}
+
+    //  This is called for any characters in the XML document for
+    //  which there is no applicable handler.  This includes both
+    //  characters that are part of markup which is of a kind that is
+    //  not reported (comments, markup declarations), or characters
+    //  that are part of a construct which could be reported but
+    //  for which no handler has been supplied. The characters are passed
+    //  exactly as they were in the XML document except that
+    //  they will be encoded in UTF-8.  Line boundaries are not normalized.
+    //  Note that a byte order mark character is not passed to the default handler.
+    //  There are no guarantees about how characters are divided between calls
+    //  to the default handler: for example, a comment might be split between
+    //  multiple calls.
+    virtual void defaultData(const char *s, int len) {}
+
+    //  This is called for a declaration of an unparsed (NDATA)
+    //  entity.  The base argument is whatever was set by XML_SetBase.
+    //  The entityName, systemId and notationName arguments will never be null.
+    //  The other arguments may be.
+    virtual void unparsedEntityDecl(
+        const char *entityName,
+        const char *base,
+        const char *systemId,
+        const char *publicId,
+        const char *notationName) {}
+
+public:
+    ///////////////////////////////////////////////////////////////////////////////
+    // Pseudo-private methods.  These are only used by internal callbacks.
+
+    static void startElementHandler(void *userData, const XML_Char *name, const XML_Char **atts);
+    static void endElementHandler(void *userData, const XML_Char *name);
+    static void characterDataHandler(void *userData, const XML_Char *s, int len);
+    static void processingInstructionHandler(void *userData, const XML_Char *target, const XML_Char *data);
+    static void commentHandler(void *userData, const XML_Char *data);
+    static void startCdataSectionHandler(void *userData);
+    static void endCdataSectionHandler(void *userData);
+    static void defaultDataHandler( void *userData, const XML_Char *s, int len);
+    static void unparsedEntityDeclHandler(
+        void *userData,
+        const XML_Char *entityName,
+        const XML_Char *base,
+        const XML_Char *systemId,
+        const XML_Char *publicId,
+        const XML_Char *notationName);
+
+
+protected:
+    XML_Parser      mParser;
+    int             mDepth;
+    std::string     mAuxErrorString;
+};
+
+#endif  // LL_LLXMLPARSER_H
diff --git a/indra/llxml/llxmltree.cpp b/indra/llxml/llxmltree.cpp
index 626bbcabc3..0ace1baf2a 100644
--- a/indra/llxml/llxmltree.cpp
+++ b/indra/llxml/llxmltree.cpp
@@ -1,694 +1,694 @@
-/**
- * @file llxmltree.cpp
- * @brief LLXmlTree implementation
- *
- * $LicenseInfo:firstyear=2002&license=viewerlgpl$
- * Second Life Viewer Source Code
- * Copyright (C) 2010, Linden Research, Inc.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation;
- * version 2.1 of the License only.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
- *
- * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
- * $/LicenseInfo$
- */
-
-#include "linden_common.h"
-
-#include "llxmltree.h"
-#include "v3color.h"
-#include "v4color.h"
-#include "v4coloru.h"
-#include "v3math.h"
-#include "v3dmath.h"
-#include "v4math.h"
-#include "llquaternion.h"
-#include "lluuid.h"
-
-//////////////////////////////////////////////////////////////
-// LLXmlTree
-
-// static
-LLStdStringTable LLXmlTree::sAttributeKeys(1024);
-
-LLXmlTree::LLXmlTree()
-    : mRoot( NULL ),
-      mNodeNames(512)
-{
-}
-
-LLXmlTree::~LLXmlTree()
-{
-    cleanup();
-}
-
-void LLXmlTree::cleanup()
-{
-    delete mRoot;
-    mRoot = NULL;
-    mNodeNames.cleanup();
-}
-
-
-bool LLXmlTree::parseFile(const std::string &path, bool keep_contents)
-{
-    delete mRoot;
-    mRoot = NULL;
-
-    LLXmlTreeParser parser(this);
-    bool success = parser.parseFile( path, &mRoot, keep_contents );
-    if( !success )
-    {
-        S32 line_number = parser.getCurrentLineNumber();
-        const char* error =  parser.getErrorString();
-        LL_WARNS() << "LLXmlTree parse failed.  Line " << line_number << ": " << error << LL_ENDL;
-    }
-    return success;
-}
-
-void LLXmlTree::dump()
-{
-    if( mRoot )
-    {
-        dumpNode( mRoot, "    " );
-    }
-}
-
-void LLXmlTree::dumpNode( LLXmlTreeNode* node, const std::string& prefix )
-{
-    node->dump( prefix );
-
-    std::string new_prefix = prefix + "    ";
-    for( LLXmlTreeNode* child = node->getFirstChild(); child; child = node->getNextChild() )
-    {
-        dumpNode( child, new_prefix );
-    }
-}
-
-//////////////////////////////////////////////////////////////
-// LLXmlTreeNode
-
-LLXmlTreeNode::LLXmlTreeNode( const std::string& name, LLXmlTreeNode* parent, LLXmlTree* tree )
-    : mName(name),
-      mParent(parent),
-      mTree(tree)
-{
-}
-
-LLXmlTreeNode::~LLXmlTreeNode()
-{
-    attribute_map_t::iterator iter;
-    for (iter=mAttributes.begin(); iter != mAttributes.end(); iter++)
-        delete iter->second;
-        for(LLXmlTreeNode* node : mChildren)
-        {
-            delete node;
-        }
-        mChildren.clear();
-}
-
-void LLXmlTreeNode::dump( const std::string& prefix )
-{
-    LL_INFOS() << prefix << mName ;
-    if( !mContents.empty() )
-    {
-        LL_CONT << " contents = \"" << mContents << "\"";
-    }
-    attribute_map_t::iterator iter;
-    for (iter=mAttributes.begin(); iter != mAttributes.end(); iter++)
-    {
-        LLStdStringHandle key = iter->first;
-        const std::string* value = iter->second;
-        LL_CONT << prefix << " " << key << "=" << (value->empty() ? "NULL" : *value);
-    }
-    LL_CONT << LL_ENDL;
-}
-
-bool LLXmlTreeNode::hasAttribute(const std::string& name)
-{
-    LLStdStringHandle canonical_name = LLXmlTree::sAttributeKeys.addString(name);
-    attribute_map_t::iterator iter = mAttributes.find(canonical_name);
-    return iter != mAttributes.end();
-}
-
-void LLXmlTreeNode::addAttribute(const std::string& name, const std::string& value)
-{
-    LLStdStringHandle canonical_name = LLXmlTree::sAttributeKeys.addString(name);
-    const std::string *newstr = new std::string(value);
-    mAttributes[canonical_name] = newstr; // insert + copy
-}
-
-LLXmlTreeNode*  LLXmlTreeNode::getFirstChild()
-{
-    mChildrenIter = mChildren.begin();
-    return getNextChild();
-}
-LLXmlTreeNode*  LLXmlTreeNode::getNextChild()
-{
-    if (mChildrenIter == mChildren.end())
-        return 0;
-    else
-        return *mChildrenIter++;
-}
-
-LLXmlTreeNode* LLXmlTreeNode::getChildByName(const std::string& name)
-{
-    LLStdStringHandle tableptr = mTree->mNodeNames.checkString(name);
-    mChildMapIter = mChildMap.lower_bound(tableptr);
-    mChildMapEndIter = mChildMap.upper_bound(tableptr);
-    return getNextNamedChild();
-}
-
-LLXmlTreeNode* LLXmlTreeNode::getNextNamedChild()
-{
-    if (mChildMapIter == mChildMapEndIter)
-        return NULL;
-    else
-        return (mChildMapIter++)->second;
-}
-
-void LLXmlTreeNode::appendContents(const std::string& str)
-{
-    mContents.append( str );
-}
-
-void LLXmlTreeNode::addChild(LLXmlTreeNode* child)
-{
-    llassert( child );
-    mChildren.push_back( child );
-
-    // Add a name mapping to this node
-    LLStdStringHandle tableptr = mTree->mNodeNames.insert(child->mName);
-    mChildMap.insert( child_map_t::value_type(tableptr, child));
-
-    child->mParent = this;
-}
-
-//////////////////////////////////////////////////////////////
-
-// These functions assume that name is already in mAttritrubteKeys
-
-bool LLXmlTreeNode::getFastAttributeBOOL(LLStdStringHandle canonical_name, bool& value)
-{
-    const std::string *s = getAttribute( canonical_name );
-    return s && LLStringUtil::convertToBOOL( *s, value );
-}
-
-bool LLXmlTreeNode::getFastAttributeU8(LLStdStringHandle canonical_name, U8& value)
-{
-    const std::string *s = getAttribute( canonical_name );
-    return s && LLStringUtil::convertToU8( *s, value );
-}
-
-bool LLXmlTreeNode::getFastAttributeS8(LLStdStringHandle canonical_name, S8& value)
-{
-    const std::string *s = getAttribute( canonical_name );
-    return s && LLStringUtil::convertToS8( *s, value );
-}
-
-bool LLXmlTreeNode::getFastAttributeS16(LLStdStringHandle canonical_name, S16& value)
-{
-    const std::string *s = getAttribute( canonical_name );
-    return s && LLStringUtil::convertToS16( *s, value );
-}
-
-bool LLXmlTreeNode::getFastAttributeU16(LLStdStringHandle canonical_name, U16& value)
-{
-    const std::string *s = getAttribute( canonical_name );
-    return s && LLStringUtil::convertToU16( *s, value );
-}
-
-bool LLXmlTreeNode::getFastAttributeU32(LLStdStringHandle canonical_name, U32& value)
-{
-    const std::string *s = getAttribute( canonical_name );
-    return s && LLStringUtil::convertToU32( *s, value );
-}
-
-bool LLXmlTreeNode::getFastAttributeS32(LLStdStringHandle canonical_name, S32& value)
-{
-    const std::string *s = getAttribute( canonical_name );
-    return s && LLStringUtil::convertToS32( *s, value );
-}
-
-bool LLXmlTreeNode::getFastAttributeF32(LLStdStringHandle canonical_name, F32& value)
-{
-    const std::string *s = getAttribute( canonical_name );
-    return s && LLStringUtil::convertToF32( *s, value );
-}
-
-bool LLXmlTreeNode::getFastAttributeF64(LLStdStringHandle canonical_name, F64& value)
-{
-    const std::string *s = getAttribute( canonical_name );
-    return s && LLStringUtil::convertToF64( *s, value );
-}
-
-bool LLXmlTreeNode::getFastAttributeColor(LLStdStringHandle canonical_name, LLColor4& value)
-{
-    const std::string *s = getAttribute( canonical_name );
-    return s ? LLColor4::parseColor(*s, &value) : false;
-}
-
-bool LLXmlTreeNode::getFastAttributeColor4(LLStdStringHandle canonical_name, LLColor4& value)
-{
-    const std::string *s = getAttribute( canonical_name );
-    return s ? LLColor4::parseColor4(*s, &value) : false;
-}
-
-bool LLXmlTreeNode::getFastAttributeColor4U(LLStdStringHandle canonical_name, LLColor4U& value)
-{
-    const std::string *s = getAttribute( canonical_name );
-    return s ? LLColor4U::parseColor4U(*s, &value ) : false;
-}
-
-bool LLXmlTreeNode::getFastAttributeVector3(LLStdStringHandle canonical_name, LLVector3& value)
-{
-    const std::string *s = getAttribute( canonical_name );
-    return s ? LLVector3::parseVector3(*s, &value ) : false;
-}
-
-bool LLXmlTreeNode::getFastAttributeVector3d(LLStdStringHandle canonical_name, LLVector3d& value)
-{
-    const std::string *s = getAttribute( canonical_name );
-    return s ? LLVector3d::parseVector3d(*s,  &value ) : false;
-}
-
-bool LLXmlTreeNode::getFastAttributeQuat(LLStdStringHandle canonical_name, LLQuaternion& value)
-{
-    const std::string *s = getAttribute( canonical_name );
-    return s ? LLQuaternion::parseQuat(*s, &value ) : false;
-}
-
-bool LLXmlTreeNode::getFastAttributeUUID(LLStdStringHandle canonical_name, LLUUID& value)
-{
-    const std::string *s = getAttribute( canonical_name );
-    return s ? LLUUID::parseUUID(*s, &value ) : false;
-}
-
-bool LLXmlTreeNode::getFastAttributeString(LLStdStringHandle canonical_name, std::string& value)
-{
-    const std::string *s = getAttribute( canonical_name );
-    if( !s )
-    {
-        return false;
-    }
-
-    value = *s;
-    return true;
-}
-
-
-//////////////////////////////////////////////////////////////
-
-bool LLXmlTreeNode::getAttributeBOOL(const std::string& name, bool& value)
-{
-    LLStdStringHandle canonical_name = LLXmlTree::sAttributeKeys.addString( name );
-    return getFastAttributeBOOL(canonical_name, value);
-}
-
-bool LLXmlTreeNode::getAttributeU8(const std::string& name, U8& value)
-{
-    LLStdStringHandle canonical_name = LLXmlTree::sAttributeKeys.addString( name );
-    return getFastAttributeU8(canonical_name, value);
-}
-
-bool LLXmlTreeNode::getAttributeS8(const std::string& name, S8& value)
-{
-    LLStdStringHandle canonical_name = LLXmlTree::sAttributeKeys.addString( name );
-    return getFastAttributeS8(canonical_name, value);
-}
-
-bool LLXmlTreeNode::getAttributeS16(const std::string& name, S16& value)
-{
-    LLStdStringHandle canonical_name = LLXmlTree::sAttributeKeys.addString( name );
-    return getFastAttributeS16(canonical_name, value);
-}
-
-bool LLXmlTreeNode::getAttributeU16(const std::string& name, U16& value)
-{
-    LLStdStringHandle canonical_name = LLXmlTree::sAttributeKeys.addString( name );
-    return getFastAttributeU16(canonical_name, value);
-}
-
-bool LLXmlTreeNode::getAttributeU32(const std::string& name, U32& value)
-{
-    LLStdStringHandle canonical_name = LLXmlTree::sAttributeKeys.addString( name );
-    return getFastAttributeU32(canonical_name, value);
-}
-
-bool LLXmlTreeNode::getAttributeS32(const std::string& name, S32& value)
-{
-    LLStdStringHandle canonical_name = LLXmlTree::sAttributeKeys.addString( name );
-    return getFastAttributeS32(canonical_name, value);
-}
-
-bool LLXmlTreeNode::getAttributeF32(const std::string& name, F32& value)
-{
-    LLStdStringHandle canonical_name = LLXmlTree::sAttributeKeys.addString( name );
-    return getFastAttributeF32(canonical_name, value);
-}
-
-bool LLXmlTreeNode::getAttributeF64(const std::string& name, F64& value)
-{
-    LLStdStringHandle canonical_name = LLXmlTree::sAttributeKeys.addString( name );
-    return getFastAttributeF64(canonical_name, value);
-}
-
-bool LLXmlTreeNode::getAttributeColor(const std::string& name, LLColor4& value)
-{
-    LLStdStringHandle canonical_name = LLXmlTree::sAttributeKeys.addString( name );
-    return getFastAttributeColor(canonical_name, value);
-}
-
-bool LLXmlTreeNode::getAttributeColor4(const std::string& name, LLColor4& value)
-{
-    LLStdStringHandle canonical_name = LLXmlTree::sAttributeKeys.addString( name );
-    return getFastAttributeColor4(canonical_name, value);
-}
-
-bool LLXmlTreeNode::getAttributeColor4U(const std::string& name, LLColor4U& value)
-{
-    LLStdStringHandle canonical_name = LLXmlTree::sAttributeKeys.addString( name );
-    return getFastAttributeColor4U(canonical_name, value);
-}
-
-bool LLXmlTreeNode::getAttributeVector3(const std::string& name, LLVector3& value)
-{
-    LLStdStringHandle canonical_name = LLXmlTree::sAttributeKeys.addString( name );
-    return getFastAttributeVector3(canonical_name, value);
-}
-
-bool LLXmlTreeNode::getAttributeVector3d(const std::string& name, LLVector3d& value)
-{
-    LLStdStringHandle canonical_name = LLXmlTree::sAttributeKeys.addString( name );
-    return getFastAttributeVector3d(canonical_name, value);
-}
-
-bool LLXmlTreeNode::getAttributeQuat(const std::string& name, LLQuaternion& value)
-{
-    LLStdStringHandle canonical_name = LLXmlTree::sAttributeKeys.addString( name );
-    return getFastAttributeQuat(canonical_name, value);
-}
-
-bool LLXmlTreeNode::getAttributeUUID(const std::string& name, LLUUID& value)
-{
-    LLStdStringHandle canonical_name = LLXmlTree::sAttributeKeys.addString( name );
-    return getFastAttributeUUID(canonical_name, value);
-}
-
-bool LLXmlTreeNode::getAttributeString(const std::string& name, std::string& value)
-{
-    LLStdStringHandle canonical_name = LLXmlTree::sAttributeKeys.addString( name );
-    return getFastAttributeString(canonical_name, value);
-}
-
-/*
-  The following xml <message> nodes will all return the string from getTextContents():
-  "The quick brown fox\n  Jumps over the lazy dog"
-
-  1. HTML paragraph format:
-        <message>
-        <p>The quick brown fox</p>
-        <p>  Jumps over the lazy dog</p>
-        </message>
-  2. Each quoted section -> paragraph:
-        <message>
-        "The quick brown fox"
-        "  Jumps over the lazy dog"
-        </message>
-  3. Literal text with beginning and trailing whitespace removed:
-        <message>
-The quick brown fox
-  Jumps over the lazy dog
-        </message>
-
-*/
-
-std::string LLXmlTreeNode::getTextContents()
-{
-    std::string msg;
-    LLXmlTreeNode* p = getChildByName("p");
-    if (p)
-    {
-        // Case 1: node has <p>text</p> tags
-        while (p)
-        {
-            msg += p->getContents() + "\n";
-            p = getNextNamedChild();
-        }
-    }
-    else
-    {
-        std::string::size_type n = mContents.find_first_not_of(" \t\n");
-        if (n != std::string::npos && mContents[n] == '\"')
-        {
-            // Case 2: node has quoted text
-            S32 num_lines = 0;
-            while(1)
-            {
-                // mContents[n] == '"'
-                ++n;
-                std::string::size_type t = n;
-                std::string::size_type m = 0;
-                // fix-up escaped characters
-                while(1)
-                {
-                    m = mContents.find_first_of("\\\"", t); // find first \ or "
-                    if ((m == std::string::npos) || (mContents[m] == '\"'))
-                    {
-                        break;
-                    }
-                    mContents.erase(m,1);
-                    t = m+1;
-                }
-                if (m == std::string::npos)
-                {
-                    break;
-                }
-                // mContents[m] == '"'
-                num_lines++;
-                msg += mContents.substr(n,m-n) + "\n";
-                n = mContents.find_first_of("\"", m+1);
-                if (n == std::string::npos)
-                {
-                    if (num_lines == 1)
-                    {
-                        msg.erase(msg.size()-1); // remove "\n" if only one line
-                    }
-                    break;
-                }
-            }
-        }
-        else
-        {
-            // Case 3: node has embedded text (beginning and trailing whitespace trimmed)
-            msg = mContents;
-        }
-    }
-    return msg;
-}
-
-
-//////////////////////////////////////////////////////////////
-// LLXmlTreeParser
-
-LLXmlTreeParser::LLXmlTreeParser(LLXmlTree* tree)
-    : mTree(tree),
-      mRoot( NULL ),
-      mCurrent( NULL ),
-      mDump( false ),
-      mKeepContents(false)
-{
-}
-
-LLXmlTreeParser::~LLXmlTreeParser()
-{
-}
-
-bool LLXmlTreeParser::parseFile(const std::string &path, LLXmlTreeNode** root, bool keep_contents)
-{
-    llassert( !mRoot );
-    llassert( !mCurrent );
-
-    mKeepContents = keep_contents;
-
-    bool success = LLXmlParser::parseFile(path);
-
-    *root = mRoot;
-    mRoot = NULL;
-
-    if( success )
-    {
-        llassert( !mCurrent );
-    }
-    mCurrent = NULL;
-
-    return success;
-}
-
-
-const std::string& LLXmlTreeParser::tabs()
-{
-    static std::string s;
-    s = "";
-    S32 num_tabs = getDepth() - 1;
-    for( S32 i = 0; i < num_tabs; i++)
-    {
-        s += "    ";
-    }
-    return s;
-}
-
-void LLXmlTreeParser::startElement(const char* name, const char **atts)
-{
-    if( mDump )
-    {
-        LL_INFOS() << tabs() << "startElement " << name << LL_ENDL;
-
-        S32 i = 0;
-        while( atts[i] && atts[i+1] )
-        {
-            LL_INFOS() << tabs() << "attribute: " << atts[i] << "=" << atts[i+1] << LL_ENDL;
-            i += 2;
-        }
-    }
-
-    LLXmlTreeNode* child = CreateXmlTreeNode( std::string(name), mCurrent );
-
-    S32 i = 0;
-    while( atts[i] && atts[i+1] )
-    {
-        child->addAttribute( atts[i], atts[i+1] );
-        i += 2;
-    }
-
-    if( mCurrent )
-    {
-        mCurrent->addChild( child );
-
-    }
-    else
-    {
-        llassert( !mRoot );
-        mRoot = child;
-    }
-    mCurrent = child;
-}
-
-LLXmlTreeNode* LLXmlTreeParser::CreateXmlTreeNode(const std::string& name, LLXmlTreeNode* parent)
-{
-    return new LLXmlTreeNode(name, parent, mTree);
-}
-
-
-void LLXmlTreeParser::endElement(const char* name)
-{
-    if( mDump )
-    {
-        LL_INFOS() << tabs() << "endElement " << name << LL_ENDL;
-    }
-
-    if( !mCurrent->mContents.empty() )
-    {
-        LLStringUtil::trim(mCurrent->mContents);
-        LLStringUtil::removeCRLF(mCurrent->mContents);
-    }
-
-    mCurrent = mCurrent->getParent();
-}
-
-void LLXmlTreeParser::characterData(const char *s, int len)
-{
-    std::string str;
-    if (s) str = std::string(s, len);
-    if( mDump )
-    {
-        LL_INFOS() << tabs() << "CharacterData " << str << LL_ENDL;
-    }
-
-    if (mKeepContents)
-    {
-        mCurrent->appendContents( str );
-    }
-}
-
-void LLXmlTreeParser::processingInstruction(const char *target, const char *data)
-{
-    if( mDump )
-    {
-        LL_INFOS() << tabs() << "processingInstruction " << data << LL_ENDL;
-    }
-}
-
-void LLXmlTreeParser::comment(const char *data)
-{
-    if( mDump )
-    {
-        LL_INFOS() << tabs() << "comment " << data << LL_ENDL;
-    }
-}
-
-void LLXmlTreeParser::startCdataSection()
-{
-    if( mDump )
-    {
-        LL_INFOS() << tabs() << "startCdataSection" << LL_ENDL;
-    }
-}
-
-void LLXmlTreeParser::endCdataSection()
-{
-    if( mDump )
-    {
-        LL_INFOS() << tabs() << "endCdataSection" << LL_ENDL;
-    }
-}
-
-void LLXmlTreeParser::defaultData(const char *s, int len)
-{
-    if( mDump )
-    {
-        std::string str;
-        if (s) str = std::string(s, len);
-        LL_INFOS() << tabs() << "defaultData " << str << LL_ENDL;
-    }
-}
-
-void LLXmlTreeParser::unparsedEntityDecl(
-    const char* entity_name,
-    const char* base,
-    const char* system_id,
-    const char* public_id,
-    const char* notation_name)
-{
-    if( mDump )
-    {
-        LL_INFOS() << tabs() << "unparsed entity:"          << LL_ENDL;
-        LL_INFOS() << tabs() << "    entityName "           << entity_name  << LL_ENDL;
-        LL_INFOS() << tabs() << "    base "             << base         << LL_ENDL;
-        LL_INFOS() << tabs() << "    systemId "         << system_id    << LL_ENDL;
-        LL_INFOS() << tabs() << "    publicId "         << public_id    << LL_ENDL;
-        LL_INFOS() << tabs() << "    notationName "     << notation_name<< LL_ENDL;
-    }
-}
-
-void test_llxmltree()
-{
-    LLXmlTree tree;
-    bool success = tree.parseFile( "test.xml" );
-    if( success )
-    {
-        tree.dump();
-    }
-}
-
+/**
+ * @file llxmltree.cpp
+ * @brief LLXmlTree implementation
+ *
+ * $LicenseInfo:firstyear=2002&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#include "linden_common.h"
+
+#include "llxmltree.h"
+#include "v3color.h"
+#include "v4color.h"
+#include "v4coloru.h"
+#include "v3math.h"
+#include "v3dmath.h"
+#include "v4math.h"
+#include "llquaternion.h"
+#include "lluuid.h"
+
+//////////////////////////////////////////////////////////////
+// LLXmlTree
+
+// static
+LLStdStringTable LLXmlTree::sAttributeKeys(1024);
+
+LLXmlTree::LLXmlTree()
+    : mRoot( NULL ),
+      mNodeNames(512)
+{
+}
+
+LLXmlTree::~LLXmlTree()
+{
+    cleanup();
+}
+
+void LLXmlTree::cleanup()
+{
+    delete mRoot;
+    mRoot = NULL;
+    mNodeNames.cleanup();
+}
+
+
+bool LLXmlTree::parseFile(const std::string &path, bool keep_contents)
+{
+    delete mRoot;
+    mRoot = NULL;
+
+    LLXmlTreeParser parser(this);
+    bool success = parser.parseFile( path, &mRoot, keep_contents );
+    if( !success )
+    {
+        S32 line_number = parser.getCurrentLineNumber();
+        const char* error =  parser.getErrorString();
+        LL_WARNS() << "LLXmlTree parse failed.  Line " << line_number << ": " << error << LL_ENDL;
+    }
+    return success;
+}
+
+void LLXmlTree::dump()
+{
+    if( mRoot )
+    {
+        dumpNode( mRoot, "    " );
+    }
+}
+
+void LLXmlTree::dumpNode( LLXmlTreeNode* node, const std::string& prefix )
+{
+    node->dump( prefix );
+
+    std::string new_prefix = prefix + "    ";
+    for( LLXmlTreeNode* child = node->getFirstChild(); child; child = node->getNextChild() )
+    {
+        dumpNode( child, new_prefix );
+    }
+}
+
+//////////////////////////////////////////////////////////////
+// LLXmlTreeNode
+
+LLXmlTreeNode::LLXmlTreeNode( const std::string& name, LLXmlTreeNode* parent, LLXmlTree* tree )
+    : mName(name),
+      mParent(parent),
+      mTree(tree)
+{
+}
+
+LLXmlTreeNode::~LLXmlTreeNode()
+{
+    attribute_map_t::iterator iter;
+    for (iter=mAttributes.begin(); iter != mAttributes.end(); iter++)
+        delete iter->second;
+        for(LLXmlTreeNode* node : mChildren)
+        {
+            delete node;
+        }
+        mChildren.clear();
+}
+
+void LLXmlTreeNode::dump( const std::string& prefix )
+{
+    LL_INFOS() << prefix << mName ;
+    if( !mContents.empty() )
+    {
+        LL_CONT << " contents = \"" << mContents << "\"";
+    }
+    attribute_map_t::iterator iter;
+    for (iter=mAttributes.begin(); iter != mAttributes.end(); iter++)
+    {
+        LLStdStringHandle key = iter->first;
+        const std::string* value = iter->second;
+        LL_CONT << prefix << " " << key << "=" << (value->empty() ? "NULL" : *value);
+    }
+    LL_CONT << LL_ENDL;
+}
+
+bool LLXmlTreeNode::hasAttribute(const std::string& name)
+{
+    LLStdStringHandle canonical_name = LLXmlTree::sAttributeKeys.addString(name);
+    attribute_map_t::iterator iter = mAttributes.find(canonical_name);
+    return iter != mAttributes.end();
+}
+
+void LLXmlTreeNode::addAttribute(const std::string& name, const std::string& value)
+{
+    LLStdStringHandle canonical_name = LLXmlTree::sAttributeKeys.addString(name);
+    const std::string *newstr = new std::string(value);
+    mAttributes[canonical_name] = newstr; // insert + copy
+}
+
+LLXmlTreeNode*  LLXmlTreeNode::getFirstChild()
+{
+    mChildrenIter = mChildren.begin();
+    return getNextChild();
+}
+LLXmlTreeNode*  LLXmlTreeNode::getNextChild()
+{
+    if (mChildrenIter == mChildren.end())
+        return 0;
+    else
+        return *mChildrenIter++;
+}
+
+LLXmlTreeNode* LLXmlTreeNode::getChildByName(const std::string& name)
+{
+    LLStdStringHandle tableptr = mTree->mNodeNames.checkString(name);
+    mChildMapIter = mChildMap.lower_bound(tableptr);
+    mChildMapEndIter = mChildMap.upper_bound(tableptr);
+    return getNextNamedChild();
+}
+
+LLXmlTreeNode* LLXmlTreeNode::getNextNamedChild()
+{
+    if (mChildMapIter == mChildMapEndIter)
+        return NULL;
+    else
+        return (mChildMapIter++)->second;
+}
+
+void LLXmlTreeNode::appendContents(const std::string& str)
+{
+    mContents.append( str );
+}
+
+void LLXmlTreeNode::addChild(LLXmlTreeNode* child)
+{
+    llassert( child );
+    mChildren.push_back( child );
+
+    // Add a name mapping to this node
+    LLStdStringHandle tableptr = mTree->mNodeNames.insert(child->mName);
+    mChildMap.insert( child_map_t::value_type(tableptr, child));
+
+    child->mParent = this;
+}
+
+//////////////////////////////////////////////////////////////
+
+// These functions assume that name is already in mAttritrubteKeys
+
+bool LLXmlTreeNode::getFastAttributeBOOL(LLStdStringHandle canonical_name, bool& value)
+{
+    const std::string *s = getAttribute( canonical_name );
+    return s && LLStringUtil::convertToBOOL( *s, value );
+}
+
+bool LLXmlTreeNode::getFastAttributeU8(LLStdStringHandle canonical_name, U8& value)
+{
+    const std::string *s = getAttribute( canonical_name );
+    return s && LLStringUtil::convertToU8( *s, value );
+}
+
+bool LLXmlTreeNode::getFastAttributeS8(LLStdStringHandle canonical_name, S8& value)
+{
+    const std::string *s = getAttribute( canonical_name );
+    return s && LLStringUtil::convertToS8( *s, value );
+}
+
+bool LLXmlTreeNode::getFastAttributeS16(LLStdStringHandle canonical_name, S16& value)
+{
+    const std::string *s = getAttribute( canonical_name );
+    return s && LLStringUtil::convertToS16( *s, value );
+}
+
+bool LLXmlTreeNode::getFastAttributeU16(LLStdStringHandle canonical_name, U16& value)
+{
+    const std::string *s = getAttribute( canonical_name );
+    return s && LLStringUtil::convertToU16( *s, value );
+}
+
+bool LLXmlTreeNode::getFastAttributeU32(LLStdStringHandle canonical_name, U32& value)
+{
+    const std::string *s = getAttribute( canonical_name );
+    return s && LLStringUtil::convertToU32( *s, value );
+}
+
+bool LLXmlTreeNode::getFastAttributeS32(LLStdStringHandle canonical_name, S32& value)
+{
+    const std::string *s = getAttribute( canonical_name );
+    return s && LLStringUtil::convertToS32( *s, value );
+}
+
+bool LLXmlTreeNode::getFastAttributeF32(LLStdStringHandle canonical_name, F32& value)
+{
+    const std::string *s = getAttribute( canonical_name );
+    return s && LLStringUtil::convertToF32( *s, value );
+}
+
+bool LLXmlTreeNode::getFastAttributeF64(LLStdStringHandle canonical_name, F64& value)
+{
+    const std::string *s = getAttribute( canonical_name );
+    return s && LLStringUtil::convertToF64( *s, value );
+}
+
+bool LLXmlTreeNode::getFastAttributeColor(LLStdStringHandle canonical_name, LLColor4& value)
+{
+    const std::string *s = getAttribute( canonical_name );
+    return s ? LLColor4::parseColor(*s, &value) : false;
+}
+
+bool LLXmlTreeNode::getFastAttributeColor4(LLStdStringHandle canonical_name, LLColor4& value)
+{
+    const std::string *s = getAttribute( canonical_name );
+    return s ? LLColor4::parseColor4(*s, &value) : false;
+}
+
+bool LLXmlTreeNode::getFastAttributeColor4U(LLStdStringHandle canonical_name, LLColor4U& value)
+{
+    const std::string *s = getAttribute( canonical_name );
+    return s ? LLColor4U::parseColor4U(*s, &value ) : false;
+}
+
+bool LLXmlTreeNode::getFastAttributeVector3(LLStdStringHandle canonical_name, LLVector3& value)
+{
+    const std::string *s = getAttribute( canonical_name );
+    return s ? LLVector3::parseVector3(*s, &value ) : false;
+}
+
+bool LLXmlTreeNode::getFastAttributeVector3d(LLStdStringHandle canonical_name, LLVector3d& value)
+{
+    const std::string *s = getAttribute( canonical_name );
+    return s ? LLVector3d::parseVector3d(*s,  &value ) : false;
+}
+
+bool LLXmlTreeNode::getFastAttributeQuat(LLStdStringHandle canonical_name, LLQuaternion& value)
+{
+    const std::string *s = getAttribute( canonical_name );
+    return s ? LLQuaternion::parseQuat(*s, &value ) : false;
+}
+
+bool LLXmlTreeNode::getFastAttributeUUID(LLStdStringHandle canonical_name, LLUUID& value)
+{
+    const std::string *s = getAttribute( canonical_name );
+    return s ? LLUUID::parseUUID(*s, &value ) : false;
+}
+
+bool LLXmlTreeNode::getFastAttributeString(LLStdStringHandle canonical_name, std::string& value)
+{
+    const std::string *s = getAttribute( canonical_name );
+    if( !s )
+    {
+        return false;
+    }
+
+    value = *s;
+    return true;
+}
+
+
+//////////////////////////////////////////////////////////////
+
+bool LLXmlTreeNode::getAttributeBOOL(const std::string& name, bool& value)
+{
+    LLStdStringHandle canonical_name = LLXmlTree::sAttributeKeys.addString( name );
+    return getFastAttributeBOOL(canonical_name, value);
+}
+
+bool LLXmlTreeNode::getAttributeU8(const std::string& name, U8& value)
+{
+    LLStdStringHandle canonical_name = LLXmlTree::sAttributeKeys.addString( name );
+    return getFastAttributeU8(canonical_name, value);
+}
+
+bool LLXmlTreeNode::getAttributeS8(const std::string& name, S8& value)
+{
+    LLStdStringHandle canonical_name = LLXmlTree::sAttributeKeys.addString( name );
+    return getFastAttributeS8(canonical_name, value);
+}
+
+bool LLXmlTreeNode::getAttributeS16(const std::string& name, S16& value)
+{
+    LLStdStringHandle canonical_name = LLXmlTree::sAttributeKeys.addString( name );
+    return getFastAttributeS16(canonical_name, value);
+}
+
+bool LLXmlTreeNode::getAttributeU16(const std::string& name, U16& value)
+{
+    LLStdStringHandle canonical_name = LLXmlTree::sAttributeKeys.addString( name );
+    return getFastAttributeU16(canonical_name, value);
+}
+
+bool LLXmlTreeNode::getAttributeU32(const std::string& name, U32& value)
+{
+    LLStdStringHandle canonical_name = LLXmlTree::sAttributeKeys.addString( name );
+    return getFastAttributeU32(canonical_name, value);
+}
+
+bool LLXmlTreeNode::getAttributeS32(const std::string& name, S32& value)
+{
+    LLStdStringHandle canonical_name = LLXmlTree::sAttributeKeys.addString( name );
+    return getFastAttributeS32(canonical_name, value);
+}
+
+bool LLXmlTreeNode::getAttributeF32(const std::string& name, F32& value)
+{
+    LLStdStringHandle canonical_name = LLXmlTree::sAttributeKeys.addString( name );
+    return getFastAttributeF32(canonical_name, value);
+}
+
+bool LLXmlTreeNode::getAttributeF64(const std::string& name, F64& value)
+{
+    LLStdStringHandle canonical_name = LLXmlTree::sAttributeKeys.addString( name );
+    return getFastAttributeF64(canonical_name, value);
+}
+
+bool LLXmlTreeNode::getAttributeColor(const std::string& name, LLColor4& value)
+{
+    LLStdStringHandle canonical_name = LLXmlTree::sAttributeKeys.addString( name );
+    return getFastAttributeColor(canonical_name, value);
+}
+
+bool LLXmlTreeNode::getAttributeColor4(const std::string& name, LLColor4& value)
+{
+    LLStdStringHandle canonical_name = LLXmlTree::sAttributeKeys.addString( name );
+    return getFastAttributeColor4(canonical_name, value);
+}
+
+bool LLXmlTreeNode::getAttributeColor4U(const std::string& name, LLColor4U& value)
+{
+    LLStdStringHandle canonical_name = LLXmlTree::sAttributeKeys.addString( name );
+    return getFastAttributeColor4U(canonical_name, value);
+}
+
+bool LLXmlTreeNode::getAttributeVector3(const std::string& name, LLVector3& value)
+{
+    LLStdStringHandle canonical_name = LLXmlTree::sAttributeKeys.addString( name );
+    return getFastAttributeVector3(canonical_name, value);
+}
+
+bool LLXmlTreeNode::getAttributeVector3d(const std::string& name, LLVector3d& value)
+{
+    LLStdStringHandle canonical_name = LLXmlTree::sAttributeKeys.addString( name );
+    return getFastAttributeVector3d(canonical_name, value);
+}
+
+bool LLXmlTreeNode::getAttributeQuat(const std::string& name, LLQuaternion& value)
+{
+    LLStdStringHandle canonical_name = LLXmlTree::sAttributeKeys.addString( name );
+    return getFastAttributeQuat(canonical_name, value);
+}
+
+bool LLXmlTreeNode::getAttributeUUID(const std::string& name, LLUUID& value)
+{
+    LLStdStringHandle canonical_name = LLXmlTree::sAttributeKeys.addString( name );
+    return getFastAttributeUUID(canonical_name, value);
+}
+
+bool LLXmlTreeNode::getAttributeString(const std::string& name, std::string& value)
+{
+    LLStdStringHandle canonical_name = LLXmlTree::sAttributeKeys.addString( name );
+    return getFastAttributeString(canonical_name, value);
+}
+
+/*
+  The following xml <message> nodes will all return the string from getTextContents():
+  "The quick brown fox\n  Jumps over the lazy dog"
+
+  1. HTML paragraph format:
+        <message>
+        <p>The quick brown fox</p>
+        <p>  Jumps over the lazy dog</p>
+        </message>
+  2. Each quoted section -> paragraph:
+        <message>
+        "The quick brown fox"
+        "  Jumps over the lazy dog"
+        </message>
+  3. Literal text with beginning and trailing whitespace removed:
+        <message>
+The quick brown fox
+  Jumps over the lazy dog
+        </message>
+
+*/
+
+std::string LLXmlTreeNode::getTextContents()
+{
+    std::string msg;
+    LLXmlTreeNode* p = getChildByName("p");
+    if (p)
+    {
+        // Case 1: node has <p>text</p> tags
+        while (p)
+        {
+            msg += p->getContents() + "\n";
+            p = getNextNamedChild();
+        }
+    }
+    else
+    {
+        std::string::size_type n = mContents.find_first_not_of(" \t\n");
+        if (n != std::string::npos && mContents[n] == '\"')
+        {
+            // Case 2: node has quoted text
+            S32 num_lines = 0;
+            while(1)
+            {
+                // mContents[n] == '"'
+                ++n;
+                std::string::size_type t = n;
+                std::string::size_type m = 0;
+                // fix-up escaped characters
+                while(1)
+                {
+                    m = mContents.find_first_of("\\\"", t); // find first \ or "
+                    if ((m == std::string::npos) || (mContents[m] == '\"'))
+                    {
+                        break;
+                    }
+                    mContents.erase(m,1);
+                    t = m+1;
+                }
+                if (m == std::string::npos)
+                {
+                    break;
+                }
+                // mContents[m] == '"'
+                num_lines++;
+                msg += mContents.substr(n,m-n) + "\n";
+                n = mContents.find_first_of("\"", m+1);
+                if (n == std::string::npos)
+                {
+                    if (num_lines == 1)
+                    {
+                        msg.erase(msg.size()-1); // remove "\n" if only one line
+                    }
+                    break;
+                }
+            }
+        }
+        else
+        {
+            // Case 3: node has embedded text (beginning and trailing whitespace trimmed)
+            msg = mContents;
+        }
+    }
+    return msg;
+}
+
+
+//////////////////////////////////////////////////////////////
+// LLXmlTreeParser
+
+LLXmlTreeParser::LLXmlTreeParser(LLXmlTree* tree)
+    : mTree(tree),
+      mRoot( NULL ),
+      mCurrent( NULL ),
+      mDump( false ),
+      mKeepContents(false)
+{
+}
+
+LLXmlTreeParser::~LLXmlTreeParser()
+{
+}
+
+bool LLXmlTreeParser::parseFile(const std::string &path, LLXmlTreeNode** root, bool keep_contents)
+{
+    llassert( !mRoot );
+    llassert( !mCurrent );
+
+    mKeepContents = keep_contents;
+
+    bool success = LLXmlParser::parseFile(path);
+
+    *root = mRoot;
+    mRoot = NULL;
+
+    if( success )
+    {
+        llassert( !mCurrent );
+    }
+    mCurrent = NULL;
+
+    return success;
+}
+
+
+const std::string& LLXmlTreeParser::tabs()
+{
+    static std::string s;
+    s = "";
+    S32 num_tabs = getDepth() - 1;
+    for( S32 i = 0; i < num_tabs; i++)
+    {
+        s += "    ";
+    }
+    return s;
+}
+
+void LLXmlTreeParser::startElement(const char* name, const char **atts)
+{
+    if( mDump )
+    {
+        LL_INFOS() << tabs() << "startElement " << name << LL_ENDL;
+
+        S32 i = 0;
+        while( atts[i] && atts[i+1] )
+        {
+            LL_INFOS() << tabs() << "attribute: " << atts[i] << "=" << atts[i+1] << LL_ENDL;
+            i += 2;
+        }
+    }
+
+    LLXmlTreeNode* child = CreateXmlTreeNode( std::string(name), mCurrent );
+
+    S32 i = 0;
+    while( atts[i] && atts[i+1] )
+    {
+        child->addAttribute( atts[i], atts[i+1] );
+        i += 2;
+    }
+
+    if( mCurrent )
+    {
+        mCurrent->addChild( child );
+
+    }
+    else
+    {
+        llassert( !mRoot );
+        mRoot = child;
+    }
+    mCurrent = child;
+}
+
+LLXmlTreeNode* LLXmlTreeParser::CreateXmlTreeNode(const std::string& name, LLXmlTreeNode* parent)
+{
+    return new LLXmlTreeNode(name, parent, mTree);
+}
+
+
+void LLXmlTreeParser::endElement(const char* name)
+{
+    if( mDump )
+    {
+        LL_INFOS() << tabs() << "endElement " << name << LL_ENDL;
+    }
+
+    if( !mCurrent->mContents.empty() )
+    {
+        LLStringUtil::trim(mCurrent->mContents);
+        LLStringUtil::removeCRLF(mCurrent->mContents);
+    }
+
+    mCurrent = mCurrent->getParent();
+}
+
+void LLXmlTreeParser::characterData(const char *s, int len)
+{
+    std::string str;
+    if (s) str = std::string(s, len);
+    if( mDump )
+    {
+        LL_INFOS() << tabs() << "CharacterData " << str << LL_ENDL;
+    }
+
+    if (mKeepContents)
+    {
+        mCurrent->appendContents( str );
+    }
+}
+
+void LLXmlTreeParser::processingInstruction(const char *target, const char *data)
+{
+    if( mDump )
+    {
+        LL_INFOS() << tabs() << "processingInstruction " << data << LL_ENDL;
+    }
+}
+
+void LLXmlTreeParser::comment(const char *data)
+{
+    if( mDump )
+    {
+        LL_INFOS() << tabs() << "comment " << data << LL_ENDL;
+    }
+}
+
+void LLXmlTreeParser::startCdataSection()
+{
+    if( mDump )
+    {
+        LL_INFOS() << tabs() << "startCdataSection" << LL_ENDL;
+    }
+}
+
+void LLXmlTreeParser::endCdataSection()
+{
+    if( mDump )
+    {
+        LL_INFOS() << tabs() << "endCdataSection" << LL_ENDL;
+    }
+}
+
+void LLXmlTreeParser::defaultData(const char *s, int len)
+{
+    if( mDump )
+    {
+        std::string str;
+        if (s) str = std::string(s, len);
+        LL_INFOS() << tabs() << "defaultData " << str << LL_ENDL;
+    }
+}
+
+void LLXmlTreeParser::unparsedEntityDecl(
+    const char* entity_name,
+    const char* base,
+    const char* system_id,
+    const char* public_id,
+    const char* notation_name)
+{
+    if( mDump )
+    {
+        LL_INFOS() << tabs() << "unparsed entity:"          << LL_ENDL;
+        LL_INFOS() << tabs() << "    entityName "           << entity_name  << LL_ENDL;
+        LL_INFOS() << tabs() << "    base "             << base         << LL_ENDL;
+        LL_INFOS() << tabs() << "    systemId "         << system_id    << LL_ENDL;
+        LL_INFOS() << tabs() << "    publicId "         << public_id    << LL_ENDL;
+        LL_INFOS() << tabs() << "    notationName "     << notation_name<< LL_ENDL;
+    }
+}
+
+void test_llxmltree()
+{
+    LLXmlTree tree;
+    bool success = tree.parseFile( "test.xml" );
+    if( success )
+    {
+        tree.dump();
+    }
+}
+
diff --git a/indra/llxml/llxmltree.h b/indra/llxml/llxmltree.h
index 570edee5ad..120d7d3e56 100644
--- a/indra/llxml/llxmltree.h
+++ b/indra/llxml/llxmltree.h
@@ -1,234 +1,234 @@
-/**
- * @file llxmltree.h
- * @author Aaron Yonas, Richard Nelson
- * @brief LLXmlTree class definition
- *
- * $LicenseInfo:firstyear=2001&license=viewerlgpl$
- * Second Life Viewer Source Code
- * Copyright (C) 2010, Linden Research, Inc.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation;
- * version 2.1 of the License only.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
- *
- * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
- * $/LicenseInfo$
- */
-
-#ifndef LL_LLXMLTREE_H
-#define LL_LLXMLTREE_H
-
-#include <map>
-#include <list>
-#include "llstring.h"
-#include "llxmlparser.h"
-#include "llstringtable.h"
-
-class LLColor4;
-class LLColor4U;
-class LLQuaternion;
-class LLUUID;
-class LLVector3;
-class LLVector3d;
-class LLXmlTreeNode;
-class LLXmlTreeParser;
-
-//////////////////////////////////////////////////////////////
-// LLXmlTree
-
-class LLXmlTree
-{
-    friend class LLXmlTreeNode;
-
-public:
-    LLXmlTree();
-    virtual ~LLXmlTree();
-    void cleanup();
-
-    virtual bool    parseFile(const std::string &path, bool keep_contents = true);
-
-    LLXmlTreeNode*  getRoot() { return mRoot; }
-
-    void            dump();
-    void            dumpNode( LLXmlTreeNode* node, const std::string& prefix );
-
-    static LLStdStringHandle addAttributeString( const std::string& name)
-    {
-        return sAttributeKeys.addString( name );
-    }
-
-public:
-    // global
-    static LLStdStringTable sAttributeKeys;
-
-protected:
-    LLXmlTreeNode* mRoot;
-
-    // local
-    LLStdStringTable mNodeNames;
-};
-
-//////////////////////////////////////////////////////////////
-// LLXmlTreeNode
-
-class LLXmlTreeNode
-{
-    friend class LLXmlTree;
-    friend class LLXmlTreeParser;
-
-protected:
-    // Protected since nodes are only created and destroyed by friend classes and other LLXmlTreeNodes
-    LLXmlTreeNode( const std::string& name, LLXmlTreeNode* parent, LLXmlTree* tree );
-
-public:
-    virtual ~LLXmlTreeNode();
-
-    const std::string&  getName()
-    {
-        return mName;
-    }
-    bool hasName( const std::string& name )
-    {
-        return mName == name;
-    }
-
-    bool hasAttribute( const std::string& name );
-
-    // Fast versions use cannonical_name handlee to entru in LLXmlTree::sAttributeKeys string table
-    bool            getFastAttributeBOOL(       LLStdStringHandle cannonical_name, bool& value );
-    bool            getFastAttributeU8(         LLStdStringHandle cannonical_name, U8& value );
-    bool            getFastAttributeS8(         LLStdStringHandle cannonical_name, S8& value );
-    bool            getFastAttributeU16(        LLStdStringHandle cannonical_name, U16& value );
-    bool            getFastAttributeS16(        LLStdStringHandle cannonical_name, S16& value );
-    bool            getFastAttributeU32(        LLStdStringHandle cannonical_name, U32& value );
-    bool            getFastAttributeS32(        LLStdStringHandle cannonical_name, S32& value );
-    bool            getFastAttributeF32(        LLStdStringHandle cannonical_name, F32& value );
-    bool            getFastAttributeF64(        LLStdStringHandle cannonical_name, F64& value );
-    bool            getFastAttributeColor(      LLStdStringHandle cannonical_name, LLColor4& value );
-    bool            getFastAttributeColor4(     LLStdStringHandle cannonical_name, LLColor4& value );
-    bool            getFastAttributeColor4U(    LLStdStringHandle cannonical_name, LLColor4U& value );
-    bool            getFastAttributeVector3(    LLStdStringHandle cannonical_name, LLVector3& value );
-    bool            getFastAttributeVector3d(   LLStdStringHandle cannonical_name, LLVector3d& value );
-    bool            getFastAttributeQuat(       LLStdStringHandle cannonical_name, LLQuaternion& value );
-    bool            getFastAttributeUUID(       LLStdStringHandle cannonical_name, LLUUID& value );
-    bool            getFastAttributeString(     LLStdStringHandle cannonical_name, std::string& value );
-
-    // Normal versions find 'name' in LLXmlTree::sAttributeKeys then call fast versions
-    virtual bool        getAttributeBOOL(       const std::string& name, bool& value );
-    virtual bool        getAttributeU8(         const std::string& name, U8& value );
-    virtual bool        getAttributeS8(         const std::string& name, S8& value );
-    virtual bool        getAttributeU16(        const std::string& name, U16& value );
-    virtual bool        getAttributeS16(        const std::string& name, S16& value );
-    virtual bool        getAttributeU32(        const std::string& name, U32& value );
-    virtual bool        getAttributeS32(        const std::string& name, S32& value );
-    virtual bool        getAttributeF32(        const std::string& name, F32& value );
-    virtual bool        getAttributeF64(        const std::string& name, F64& value );
-    virtual bool        getAttributeColor(      const std::string& name, LLColor4& value );
-    virtual bool        getAttributeColor4(     const std::string& name, LLColor4& value );
-    virtual bool        getAttributeColor4U(    const std::string& name, LLColor4U& value );
-    virtual bool        getAttributeVector3(    const std::string& name, LLVector3& value );
-    virtual bool        getAttributeVector3d(   const std::string& name, LLVector3d& value );
-    virtual bool        getAttributeQuat(       const std::string& name, LLQuaternion& value );
-    virtual bool        getAttributeUUID(       const std::string& name, LLUUID& value );
-    virtual bool        getAttributeString(     const std::string& name, std::string& value );
-
-    const std::string& getContents()
-    {
-        return mContents;
-    }
-    std::string getTextContents();
-
-    LLXmlTreeNode*  getParent()                         { return mParent; }
-    LLXmlTreeNode*  getFirstChild();
-    LLXmlTreeNode*  getNextChild();
-    S32             getChildCount()                     { return (S32)mChildren.size(); }
-    LLXmlTreeNode*  getChildByName( const std::string& name );  // returns first child with name, NULL if none
-    LLXmlTreeNode*  getNextNamedChild();                // returns next child with name, NULL if none
-
-protected:
-    const std::string* getAttribute( LLStdStringHandle name)
-    {
-        attribute_map_t::iterator iter = mAttributes.find(name);
-        return (iter == mAttributes.end()) ? 0 : iter->second;
-    }
-
-private:
-    void            addAttribute( const std::string& name, const std::string& value );
-    void            appendContents( const std::string& str );
-    void            addChild( LLXmlTreeNode* child );
-
-    void            dump( const std::string& prefix );
-
-protected:
-    typedef std::map<LLStdStringHandle, const std::string*> attribute_map_t;
-    attribute_map_t                     mAttributes;
-
-private:
-    std::string                         mName;
-    std::string                         mContents;
-
-    typedef std::vector<class LLXmlTreeNode *> children_t;
-    children_t                          mChildren;
-    children_t::iterator                mChildrenIter;
-
-    typedef std::multimap<LLStdStringHandle, LLXmlTreeNode *> child_map_t;
-    child_map_t                         mChildMap;      // for fast name lookups
-    child_map_t::iterator               mChildMapIter;
-    child_map_t::iterator               mChildMapEndIter;
-
-    LLXmlTreeNode*                      mParent;
-    LLXmlTree*                          mTree;
-};
-
-//////////////////////////////////////////////////////////////
-// LLXmlTreeParser
-
-class LLXmlTreeParser : public LLXmlParser
-{
-public:
-    LLXmlTreeParser(LLXmlTree* tree);
-    virtual ~LLXmlTreeParser();
-
-    bool parseFile(const std::string &path, LLXmlTreeNode** root, bool keep_contents );
-
-protected:
-    const std::string& tabs();
-
-    // Overrides from LLXmlParser
-    virtual void    startElement(const char *name, const char **attributes);
-    virtual void    endElement(const char *name);
-    virtual void    characterData(const char *s, int len);
-    virtual void    processingInstruction(const char *target, const char *data);
-    virtual void    comment(const char *data);
-    virtual void    startCdataSection();
-    virtual void    endCdataSection();
-    virtual void    defaultData(const char *s, int len);
-    virtual void    unparsedEntityDecl(
-        const char* entity_name,
-        const char* base,
-        const char* system_id,
-        const char* public_id,
-        const char* notation_name);
-
-    //template method pattern
-    virtual LLXmlTreeNode* CreateXmlTreeNode(const std::string& name, LLXmlTreeNode* parent);
-
-protected:
-    LLXmlTree*      mTree;
-    LLXmlTreeNode*  mRoot;
-    LLXmlTreeNode*  mCurrent;
-    bool            mDump;  // Dump parse tree to LL_INFOS() as it is read.
-    bool            mKeepContents;
-};
-
-#endif  // LL_LLXMLTREE_H
+/**
+ * @file llxmltree.h
+ * @author Aaron Yonas, Richard Nelson
+ * @brief LLXmlTree class definition
+ *
+ * $LicenseInfo:firstyear=2001&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_LLXMLTREE_H
+#define LL_LLXMLTREE_H
+
+#include <map>
+#include <list>
+#include "llstring.h"
+#include "llxmlparser.h"
+#include "llstringtable.h"
+
+class LLColor4;
+class LLColor4U;
+class LLQuaternion;
+class LLUUID;
+class LLVector3;
+class LLVector3d;
+class LLXmlTreeNode;
+class LLXmlTreeParser;
+
+//////////////////////////////////////////////////////////////
+// LLXmlTree
+
+class LLXmlTree
+{
+    friend class LLXmlTreeNode;
+
+public:
+    LLXmlTree();
+    virtual ~LLXmlTree();
+    void cleanup();
+
+    virtual bool    parseFile(const std::string &path, bool keep_contents = true);
+
+    LLXmlTreeNode*  getRoot() { return mRoot; }
+
+    void            dump();
+    void            dumpNode( LLXmlTreeNode* node, const std::string& prefix );
+
+    static LLStdStringHandle addAttributeString( const std::string& name)
+    {
+        return sAttributeKeys.addString( name );
+    }
+
+public:
+    // global
+    static LLStdStringTable sAttributeKeys;
+
+protected:
+    LLXmlTreeNode* mRoot;
+
+    // local
+    LLStdStringTable mNodeNames;
+};
+
+//////////////////////////////////////////////////////////////
+// LLXmlTreeNode
+
+class LLXmlTreeNode
+{
+    friend class LLXmlTree;
+    friend class LLXmlTreeParser;
+
+protected:
+    // Protected since nodes are only created and destroyed by friend classes and other LLXmlTreeNodes
+    LLXmlTreeNode( const std::string& name, LLXmlTreeNode* parent, LLXmlTree* tree );
+
+public:
+    virtual ~LLXmlTreeNode();
+
+    const std::string&  getName()
+    {
+        return mName;
+    }
+    bool hasName( const std::string& name )
+    {
+        return mName == name;
+    }
+
+    bool hasAttribute( const std::string& name );
+
+    // Fast versions use cannonical_name handlee to entru in LLXmlTree::sAttributeKeys string table
+    bool            getFastAttributeBOOL(       LLStdStringHandle cannonical_name, bool& value );
+    bool            getFastAttributeU8(         LLStdStringHandle cannonical_name, U8& value );
+    bool            getFastAttributeS8(         LLStdStringHandle cannonical_name, S8& value );
+    bool            getFastAttributeU16(        LLStdStringHandle cannonical_name, U16& value );
+    bool            getFastAttributeS16(        LLStdStringHandle cannonical_name, S16& value );
+    bool            getFastAttributeU32(        LLStdStringHandle cannonical_name, U32& value );
+    bool            getFastAttributeS32(        LLStdStringHandle cannonical_name, S32& value );
+    bool            getFastAttributeF32(        LLStdStringHandle cannonical_name, F32& value );
+    bool            getFastAttributeF64(        LLStdStringHandle cannonical_name, F64& value );
+    bool            getFastAttributeColor(      LLStdStringHandle cannonical_name, LLColor4& value );
+    bool            getFastAttributeColor4(     LLStdStringHandle cannonical_name, LLColor4& value );
+    bool            getFastAttributeColor4U(    LLStdStringHandle cannonical_name, LLColor4U& value );
+    bool            getFastAttributeVector3(    LLStdStringHandle cannonical_name, LLVector3& value );
+    bool            getFastAttributeVector3d(   LLStdStringHandle cannonical_name, LLVector3d& value );
+    bool            getFastAttributeQuat(       LLStdStringHandle cannonical_name, LLQuaternion& value );
+    bool            getFastAttributeUUID(       LLStdStringHandle cannonical_name, LLUUID& value );
+    bool            getFastAttributeString(     LLStdStringHandle cannonical_name, std::string& value );
+
+    // Normal versions find 'name' in LLXmlTree::sAttributeKeys then call fast versions
+    virtual bool        getAttributeBOOL(       const std::string& name, bool& value );
+    virtual bool        getAttributeU8(         const std::string& name, U8& value );
+    virtual bool        getAttributeS8(         const std::string& name, S8& value );
+    virtual bool        getAttributeU16(        const std::string& name, U16& value );
+    virtual bool        getAttributeS16(        const std::string& name, S16& value );
+    virtual bool        getAttributeU32(        const std::string& name, U32& value );
+    virtual bool        getAttributeS32(        const std::string& name, S32& value );
+    virtual bool        getAttributeF32(        const std::string& name, F32& value );
+    virtual bool        getAttributeF64(        const std::string& name, F64& value );
+    virtual bool        getAttributeColor(      const std::string& name, LLColor4& value );
+    virtual bool        getAttributeColor4(     const std::string& name, LLColor4& value );
+    virtual bool        getAttributeColor4U(    const std::string& name, LLColor4U& value );
+    virtual bool        getAttributeVector3(    const std::string& name, LLVector3& value );
+    virtual bool        getAttributeVector3d(   const std::string& name, LLVector3d& value );
+    virtual bool        getAttributeQuat(       const std::string& name, LLQuaternion& value );
+    virtual bool        getAttributeUUID(       const std::string& name, LLUUID& value );
+    virtual bool        getAttributeString(     const std::string& name, std::string& value );
+
+    const std::string& getContents()
+    {
+        return mContents;
+    }
+    std::string getTextContents();
+
+    LLXmlTreeNode*  getParent()                         { return mParent; }
+    LLXmlTreeNode*  getFirstChild();
+    LLXmlTreeNode*  getNextChild();
+    S32             getChildCount()                     { return (S32)mChildren.size(); }
+    LLXmlTreeNode*  getChildByName( const std::string& name );  // returns first child with name, NULL if none
+    LLXmlTreeNode*  getNextNamedChild();                // returns next child with name, NULL if none
+
+protected:
+    const std::string* getAttribute( LLStdStringHandle name)
+    {
+        attribute_map_t::iterator iter = mAttributes.find(name);
+        return (iter == mAttributes.end()) ? 0 : iter->second;
+    }
+
+private:
+    void            addAttribute( const std::string& name, const std::string& value );
+    void            appendContents( const std::string& str );
+    void            addChild( LLXmlTreeNode* child );
+
+    void            dump( const std::string& prefix );
+
+protected:
+    typedef std::map<LLStdStringHandle, const std::string*> attribute_map_t;
+    attribute_map_t                     mAttributes;
+
+private:
+    std::string                         mName;
+    std::string                         mContents;
+
+    typedef std::vector<class LLXmlTreeNode *> children_t;
+    children_t                          mChildren;
+    children_t::iterator                mChildrenIter;
+
+    typedef std::multimap<LLStdStringHandle, LLXmlTreeNode *> child_map_t;
+    child_map_t                         mChildMap;      // for fast name lookups
+    child_map_t::iterator               mChildMapIter;
+    child_map_t::iterator               mChildMapEndIter;
+
+    LLXmlTreeNode*                      mParent;
+    LLXmlTree*                          mTree;
+};
+
+//////////////////////////////////////////////////////////////
+// LLXmlTreeParser
+
+class LLXmlTreeParser : public LLXmlParser
+{
+public:
+    LLXmlTreeParser(LLXmlTree* tree);
+    virtual ~LLXmlTreeParser();
+
+    bool parseFile(const std::string &path, LLXmlTreeNode** root, bool keep_contents );
+
+protected:
+    const std::string& tabs();
+
+    // Overrides from LLXmlParser
+    virtual void    startElement(const char *name, const char **attributes);
+    virtual void    endElement(const char *name);
+    virtual void    characterData(const char *s, int len);
+    virtual void    processingInstruction(const char *target, const char *data);
+    virtual void    comment(const char *data);
+    virtual void    startCdataSection();
+    virtual void    endCdataSection();
+    virtual void    defaultData(const char *s, int len);
+    virtual void    unparsedEntityDecl(
+        const char* entity_name,
+        const char* base,
+        const char* system_id,
+        const char* public_id,
+        const char* notation_name);
+
+    //template method pattern
+    virtual LLXmlTreeNode* CreateXmlTreeNode(const std::string& name, LLXmlTreeNode* parent);
+
+protected:
+    LLXmlTree*      mTree;
+    LLXmlTreeNode*  mRoot;
+    LLXmlTreeNode*  mCurrent;
+    bool            mDump;  // Dump parse tree to LL_INFOS() as it is read.
+    bool            mKeepContents;
+};
+
+#endif  // LL_LLXMLTREE_H
diff --git a/indra/llxml/tests/llcontrol_test.cpp b/indra/llxml/tests/llcontrol_test.cpp
index 2025111363..4192e029c5 100644
--- a/indra/llxml/tests/llcontrol_test.cpp
+++ b/indra/llxml/tests/llcontrol_test.cpp
@@ -1,154 +1,154 @@
-/**
- * @file llcontrol_tut.cpp
- * @date   February 2008
- * @brief control group unit tests
- *
- * $LicenseInfo:firstyear=2008&license=viewerlgpl$
- * Second Life Viewer Source Code
- * Copyright (C) 2010, Linden Research, Inc.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation;
- * version 2.1 of the License only.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
- *
- * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
- * $/LicenseInfo$
- */
-
-#include "linden_common.h"
-#include "llsdserialize.h"
-#include "llfile.h"
-#include "stringize.h"
-
-#include "../llcontrol.h"
-
-#include "../test/lltut.h"
-#include <memory>
-#include <vector>
-
-namespace tut
-{
-    struct control_group
-    {
-        std::unique_ptr<LLControlGroup> mCG;
-        std::string mTestConfigDir;
-        std::string mTestConfigFile;
-        std::vector<std::string> mCleanups;
-        static bool mListenerFired;
-        control_group()
-        {
-            mCG.reset(new LLControlGroup("foo"));
-            LLUUID random;
-            random.generate();
-            // generate temp dir
-            mTestConfigDir = STRINGIZE(LLFile::tmpdir() << "llcontrol-test-" << random << "/");
-            mTestConfigFile = mTestConfigDir + "settings.xml";
-            LLFile::mkdir(mTestConfigDir);
-            LLSD config;
-            config["TestSetting"]["Comment"] = "Dummy setting used for testing";
-            config["TestSetting"]["Persist"] = 1;
-            config["TestSetting"]["Type"] = "U32";
-            config["TestSetting"]["Value"] = 12;
-            writeSettingsFile(config);
-        }
-        ~control_group()
-        {
-            //Remove test files
-            for (auto filename : mCleanups)
-            {
-                LLFile::remove(filename);
-            }
-            LLFile::remove(mTestConfigFile);
-            LLFile::rmdir(mTestConfigDir);
-        }
-        void writeSettingsFile(const LLSD& config)
-        {
-            llofstream file(mTestConfigFile.c_str());
-            if (file.is_open())
-            {
-                LLSDSerialize::toPrettyXML(config, file);
-            }
-            file.close();
-        }
-        static bool handleListenerTest()
-        {
-            control_group::mListenerFired = true;
-            return true;
-        }
-    };
-
-    bool control_group::mListenerFired = false;
-
-    typedef test_group<control_group> control_group_test;
-    typedef control_group_test::object control_group_t;
-    control_group_test tut_control_group("control_group");
-
-    //load settings from files - LLSD
-    template<> template<>
-    void control_group_t::test<1>()
-    {
-        int results = mCG->loadFromFile(mTestConfigFile.c_str());
-        ensure("number of settings", (results == 1));
-        ensure("value of setting", (mCG->getU32("TestSetting") == 12));
-    }
-
-    //save settings to files
-    template<> template<>
-    void control_group_t::test<2>()
-    {
-        int results = mCG->loadFromFile(mTestConfigFile.c_str());
-        mCG->setU32("TestSetting", 13);
-        ensure_equals("value of changed setting", mCG->getU32("TestSetting"), 13);
-        LLControlGroup test_cg("foo2");
-        std::string temp_test_file = (mTestConfigDir + "setting_llsd_temp.xml");
-        mCleanups.push_back(temp_test_file);
-        mCG->saveToFile(temp_test_file.c_str(), true);
-        results = test_cg.loadFromFile(temp_test_file.c_str());
-        ensure("number of changed settings loaded", (results == 1));
-        ensure("value of changed settings loaded", (test_cg.getU32("TestSetting") == 13));
-    }
-
-    //priorities
-    template<> template<>
-    void control_group_t::test<3>()
-    {
-        // Pass default_values = true. This tells loadFromFile() we're loading
-        // a default settings file that declares variables, rather than a user
-        // settings file. When loadFromFile() encounters an unrecognized user
-        // settings variable, it forcibly preserves it (CHOP-962).
-        int results = mCG->loadFromFile(mTestConfigFile.c_str(), true);
-        LLControlVariable* control = mCG->getControl("TestSetting");
-        LLSD new_value = 13;
-        control->setValue(new_value, false);
-        ensure_equals("value of changed setting", mCG->getU32("TestSetting"), 13);
-        LLControlGroup test_cg("foo3");
-        std::string temp_test_file = (mTestConfigDir + "setting_llsd_persist_temp.xml");
-        mCleanups.push_back(temp_test_file);
-        mCG->saveToFile(temp_test_file.c_str(), true);
-        results = test_cg.loadFromFile(temp_test_file.c_str());
-        //If we haven't changed any settings, then we shouldn't have any settings to load
-        ensure("number of non-persisted changed settings loaded", (results == 0));
-    }
-
-    //listeners
-    template<> template<>
-    void control_group_t::test<4>()
-    {
-        int results = mCG->loadFromFile(mTestConfigFile.c_str());
-        ensure("number of settings", (results == 1));
-        mCG->getControl("TestSetting")->getSignal()->connect(boost::bind(&this->handleListenerTest));
-        mCG->setU32("TestSetting", 13);
-        ensure("listener fired on changed setting", mListenerFired);
-    }
-
-}
+/**
+ * @file llcontrol_tut.cpp
+ * @date   February 2008
+ * @brief control group unit tests
+ *
+ * $LicenseInfo:firstyear=2008&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#include "linden_common.h"
+#include "llsdserialize.h"
+#include "llfile.h"
+#include "stringize.h"
+
+#include "../llcontrol.h"
+
+#include "../test/lltut.h"
+#include <memory>
+#include <vector>
+
+namespace tut
+{
+    struct control_group
+    {
+        std::unique_ptr<LLControlGroup> mCG;
+        std::string mTestConfigDir;
+        std::string mTestConfigFile;
+        std::vector<std::string> mCleanups;
+        static bool mListenerFired;
+        control_group()
+        {
+            mCG.reset(new LLControlGroup("foo"));
+            LLUUID random;
+            random.generate();
+            // generate temp dir
+            mTestConfigDir = STRINGIZE(LLFile::tmpdir() << "llcontrol-test-" << random << "/");
+            mTestConfigFile = mTestConfigDir + "settings.xml";
+            LLFile::mkdir(mTestConfigDir);
+            LLSD config;
+            config["TestSetting"]["Comment"] = "Dummy setting used for testing";
+            config["TestSetting"]["Persist"] = 1;
+            config["TestSetting"]["Type"] = "U32";
+            config["TestSetting"]["Value"] = 12;
+            writeSettingsFile(config);
+        }
+        ~control_group()
+        {
+            //Remove test files
+            for (auto filename : mCleanups)
+            {
+                LLFile::remove(filename);
+            }
+            LLFile::remove(mTestConfigFile);
+            LLFile::rmdir(mTestConfigDir);
+        }
+        void writeSettingsFile(const LLSD& config)
+        {
+            llofstream file(mTestConfigFile.c_str());
+            if (file.is_open())
+            {
+                LLSDSerialize::toPrettyXML(config, file);
+            }
+            file.close();
+        }
+        static bool handleListenerTest()
+        {
+            control_group::mListenerFired = true;
+            return true;
+        }
+    };
+
+    bool control_group::mListenerFired = false;
+
+    typedef test_group<control_group> control_group_test;
+    typedef control_group_test::object control_group_t;
+    control_group_test tut_control_group("control_group");
+
+    //load settings from files - LLSD
+    template<> template<>
+    void control_group_t::test<1>()
+    {
+        int results = mCG->loadFromFile(mTestConfigFile.c_str());
+        ensure("number of settings", (results == 1));
+        ensure("value of setting", (mCG->getU32("TestSetting") == 12));
+    }
+
+    //save settings to files
+    template<> template<>
+    void control_group_t::test<2>()
+    {
+        int results = mCG->loadFromFile(mTestConfigFile.c_str());
+        mCG->setU32("TestSetting", 13);
+        ensure_equals("value of changed setting", mCG->getU32("TestSetting"), 13);
+        LLControlGroup test_cg("foo2");
+        std::string temp_test_file = (mTestConfigDir + "setting_llsd_temp.xml");
+        mCleanups.push_back(temp_test_file);
+        mCG->saveToFile(temp_test_file.c_str(), true);
+        results = test_cg.loadFromFile(temp_test_file.c_str());
+        ensure("number of changed settings loaded", (results == 1));
+        ensure("value of changed settings loaded", (test_cg.getU32("TestSetting") == 13));
+    }
+
+    //priorities
+    template<> template<>
+    void control_group_t::test<3>()
+    {
+        // Pass default_values = true. This tells loadFromFile() we're loading
+        // a default settings file that declares variables, rather than a user
+        // settings file. When loadFromFile() encounters an unrecognized user
+        // settings variable, it forcibly preserves it (CHOP-962).
+        int results = mCG->loadFromFile(mTestConfigFile.c_str(), true);
+        LLControlVariable* control = mCG->getControl("TestSetting");
+        LLSD new_value = 13;
+        control->setValue(new_value, false);
+        ensure_equals("value of changed setting", mCG->getU32("TestSetting"), 13);
+        LLControlGroup test_cg("foo3");
+        std::string temp_test_file = (mTestConfigDir + "setting_llsd_persist_temp.xml");
+        mCleanups.push_back(temp_test_file);
+        mCG->saveToFile(temp_test_file.c_str(), true);
+        results = test_cg.loadFromFile(temp_test_file.c_str());
+        //If we haven't changed any settings, then we shouldn't have any settings to load
+        ensure("number of non-persisted changed settings loaded", (results == 0));
+    }
+
+    //listeners
+    template<> template<>
+    void control_group_t::test<4>()
+    {
+        int results = mCG->loadFromFile(mTestConfigFile.c_str());
+        ensure("number of settings", (results == 1));
+        mCG->getControl("TestSetting")->getSignal()->connect(boost::bind(&this->handleListenerTest));
+        mCG->setU32("TestSetting", 13);
+        ensure("listener fired on changed setting", mListenerFired);
+    }
+
+}