merge from dessie/viewer-public right before SLE code landed

9 files changed, 303 insertions, 231 deletions

diff --git a/indra/llinventory/CMakeLists.txt b/indra/llinventory/CMakeLists.txt
index b358f0a013..a563db901a 100644
--- a/indra/llinventory/CMakeLists.txt
+++ b/indra/llinventory/CMakeLists.txt
@@ -20,6 +20,7 @@ set(llinventory_SOURCE_FILES
     llcategory.cpp
     lleconomy.cpp
     llinventory.cpp
+    llinventorydefines.cpp
     llinventorytype.cpp
     lllandmark.cpp
     llnotecard.cpp
@@ -36,6 +37,7 @@ set(llinventory_HEADER_FILES
     llcategory.h
     lleconomy.h
     llinventory.h
+    llinventorydefines.h
     llinventorytype.h
     lllandmark.h
     llnotecard.h
diff --git a/indra/llinventory/llinventory.cpp b/indra/llinventory/llinventory.cpp
index d665deb605..2c767a4857 100644
--- a/indra/llinventory/llinventory.cpp
+++ b/indra/llinventory/llinventory.cpp
@@ -31,10 +31,10 @@
  */
 
 #include "linden_common.h"
-
 #include "llinventory.h"
 
 #include "lldbstrings.h"
+#include "llinventorydefines.h"
 #include "llxorcipher.h"
 #include "llsd.h"
 #include "message.h"
@@ -43,9 +43,8 @@
 #include "llsdutil.h"
 
 ///----------------------------------------------------------------------------
-/// exported functions
+/// Exported functions
 ///----------------------------------------------------------------------------
-
 static const std::string INV_ITEM_ID_LABEL("item_id");
 static const std::string INV_FOLDER_ID_LABEL("folder_id");
 static const std::string INV_PARENT_ID_LABEL("parent_id");
@@ -64,25 +63,23 @@ static const std::string INV_CREATION_DATE_LABEL("created_at");
 // key used by agent-inventory-service
 static const std::string INV_ASSET_TYPE_LABEL_WS("type_default");
 static const std::string INV_FOLDER_ID_LABEL_WS("category_id");
+
 ///----------------------------------------------------------------------------
 /// Local function declarations, constants, enums, and typedefs
 ///----------------------------------------------------------------------------
-
 const U8 TASK_INVENTORY_ITEM_KEY = 0;
 const U8 TASK_INVENTORY_ASSET_KEY = 1;
 
 const LLUUID MAGIC_ID("3c115e51-04f4-523c-9fa6-98aff1034730");	
-	
 
 ///----------------------------------------------------------------------------
 /// Class LLInventoryObject
 ///----------------------------------------------------------------------------
 
-LLInventoryObject::LLInventoryObject(
-	const LLUUID& uuid,
-	const LLUUID& parent_uuid,
-	LLAssetType::EType type,
-	const std::string& name) :
+LLInventoryObject::LLInventoryObject(const LLUUID& uuid,
+									 const LLUUID& parent_uuid,
+									 LLAssetType::EType type,
+									 const std::string& name) :
 	mUUID(uuid),
 	mParentUUID(parent_uuid),
 	mType(type),
@@ -99,7 +96,7 @@ LLInventoryObject::LLInventoryObject() :
 {
 }
 
-LLInventoryObject::~LLInventoryObject( void )
+LLInventoryObject::~LLInventoryObject()
 {
 }
 
@@ -292,18 +289,17 @@ void LLInventoryObject::updateServer(BOOL) const
 /// Class LLInventoryItem
 ///----------------------------------------------------------------------------
 
-LLInventoryItem::LLInventoryItem(
-	const LLUUID& uuid,
-	const LLUUID& parent_uuid,
-	const LLPermissions& permissions,
-	const LLUUID& asset_uuid,
-	LLAssetType::EType type,
-	LLInventoryType::EType inv_type,
-	const std::string& name, 
-	const std::string& desc,
-	const LLSaleInfo& sale_info,
-	U32 flags,
-	S32 creation_date_utc) :
+LLInventoryItem::LLInventoryItem(const LLUUID& uuid,
+								 const LLUUID& parent_uuid,
+								 const LLPermissions& permissions,
+								 const LLUUID& asset_uuid,
+								 LLAssetType::EType type,
+								 LLInventoryType::EType inv_type,
+								 const std::string& name, 
+								 const std::string& desc,
+								 const LLSaleInfo& sale_info,
+								 U32 flags,
+								 S32 creation_date_utc) :
 	LLInventoryObject(uuid, parent_uuid, type, name),
 	mPermissions(permissions),
 	mAssetUUID(asset_uuid),
@@ -458,11 +454,18 @@ void LLInventoryItem::setCreationDate(time_t creation_date_utc)
 	mCreationDate = creation_date_utc;
 }
 
+// Currently only used in the Viewer to handle calling cards
+// where the creator is actually used to store the target.
+void LLInventoryItem::setCreator(const LLUUID& creator)
+{ 
+	mPermissions.setCreator(creator); 
+}
+
 void LLInventoryItem::accumulatePermissionSlamBits(const LLInventoryItem& old_item)
 {
 	// Remove any pre-existing II_FLAGS_PERM_OVERWRITE_MASK flags 
 	// because we now detect when they should be set.
-	setFlags( old_item.getFlags() | (getFlags() & ~(LLInventoryItem::II_FLAGS_PERM_OVERWRITE_MASK)) );
+	setFlags( old_item.getFlags() | (getFlags() & ~(LLInventoryItemFlags::II_FLAGS_PERM_OVERWRITE_MASK)) );
 
 	// Enforce the PERM_OVERWRITE flags for any masks that are different
 	// but only for AT_OBJECT's since that is the only asset type that can 
@@ -473,20 +476,20 @@ void LLInventoryItem::accumulatePermissionSlamBits(const LLInventoryItem& old_it
 		U32 flags_to_be_set = 0;
 		if(old_permissions.getMaskNextOwner() != getPermissions().getMaskNextOwner())
 		{
-			flags_to_be_set |= LLInventoryItem::II_FLAGS_OBJECT_SLAM_PERM;
+			flags_to_be_set |= LLInventoryItemFlags::II_FLAGS_OBJECT_SLAM_PERM;
 		}
 		if(old_permissions.getMaskEveryone() != getPermissions().getMaskEveryone())
 		{
-			flags_to_be_set |= LLInventoryItem::II_FLAGS_OBJECT_PERM_OVERWRITE_EVERYONE;
+			flags_to_be_set |= LLInventoryItemFlags::II_FLAGS_OBJECT_PERM_OVERWRITE_EVERYONE;
 		}
 		if(old_permissions.getMaskGroup() != getPermissions().getMaskGroup())
 		{
-			flags_to_be_set |= LLInventoryItem::II_FLAGS_OBJECT_PERM_OVERWRITE_GROUP;
+			flags_to_be_set |= LLInventoryItemFlags::II_FLAGS_OBJECT_PERM_OVERWRITE_GROUP;
 		}
 		LLSaleInfo old_sale_info = old_item.getSaleInfo();
 		if(old_sale_info != getSaleInfo())
 		{
-			flags_to_be_set |= LLInventoryItem::II_FLAGS_OBJECT_SLAM_SALE;
+			flags_to_be_set |= LLInventoryItemFlags::II_FLAGS_OBJECT_SLAM_SALE;
 		}
 		setFlags(getFlags() | flags_to_be_set);
 	}
@@ -1304,28 +1307,14 @@ void LLInventoryItem::unpackBinaryBucket(U8* bin_bucket, S32 bin_bucket_size)
 	setCreationDate(now);
 }
 
-// returns TRUE if a should appear before b
-BOOL item_dictionary_sort( LLInventoryItem* a, LLInventoryItem* b )
-{
-	return (LLStringUtil::compareDict( a->getName().c_str(), b->getName().c_str() ) < 0);
-}
-
-// returns TRUE if a should appear before b
-BOOL item_date_sort( LLInventoryItem* a, LLInventoryItem* b )
-{
-	return a->getCreationDate() < b->getCreationDate();
-}
-
-
 ///----------------------------------------------------------------------------
 /// Class LLInventoryCategory
 ///----------------------------------------------------------------------------
 
-LLInventoryCategory::LLInventoryCategory(
-	const LLUUID& uuid,
-	const LLUUID& parent_uuid,
-	LLFolderType::EType preferred_type,
-	const std::string& name) :
+LLInventoryCategory::LLInventoryCategory(const LLUUID& uuid,
+										 const LLUUID& parent_uuid,
+										 LLFolderType::EType preferred_type,
+										 const std::string& name) :
 	LLInventoryObject(uuid, parent_uuid, LLAssetType::AT_CATEGORY, name),
 	mPreferredType(preferred_type)
 {
diff --git a/indra/llinventory/llinventory.h b/indra/llinventory/llinventory.h
index 9faecbea85..b083e305b1 100644
--- a/indra/llinventory/llinventory.h
+++ b/indra/llinventory/llinventory.h
@@ -33,8 +33,6 @@
 #ifndef LL_LLINVENTORY_H
 #define LL_LLINVENTORY_H
 
-#include <functional>
-
 #include "lldarray.h"
 #include "llfoldertype.h"
 #include "llinventorytype.h"
@@ -45,180 +43,94 @@
 #include "llsd.h"
 #include "lluuid.h"
 
-// consts for Key field in the task inventory update message
-extern const U8 TASK_INVENTORY_ITEM_KEY;
-extern const U8 TASK_INVENTORY_ASSET_KEY;
-
-// anonymous enumeration to specify a max inventory buffer size for
-// use in packBinaryBucket()
-enum
-{
-	MAX_INVENTORY_BUFFER_SIZE = 1024
-};
-
-
+class LLMessageSystem;
 
 //~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 // Class LLInventoryObject
 //
-// This is the base class for inventory objects that handles the
-// common code between items and categories. The 'mParentUUID' member
-// means the parent category since all inventory objects except each
-// user's root category are in some category. Each user's root
-// category will have mParentUUID==LLUUID::null.
+//   Base class for anything in the user's inventory.   Handles the common code 
+//   between items and categories. 
 //~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-
-class LLMessageSystem;
-
 class LLInventoryObject : public LLRefCount
 {
-protected:
-	LLUUID mUUID;
-	LLUUID mParentUUID;
-	LLAssetType::EType mType;
-	std::string mName;
+public:
+	typedef std::list<LLPointer<LLInventoryObject> > object_list_t;
 
-protected:
-	virtual ~LLInventoryObject( void );
-	
+	//--------------------------------------------------------------------
+	// Initialization
+	//--------------------------------------------------------------------
 public:
 	MEM_TYPE_NEW(LLMemType::MTYPE_INVENTORY);
-	LLInventoryObject(const LLUUID& uuid, const LLUUID& parent_uuid,
-					  LLAssetType::EType type, const std::string& name);
 	LLInventoryObject();
+	LLInventoryObject(const LLUUID& uuid, 
+					  const LLUUID& parent_uuid,
+					  LLAssetType::EType type, 
+					  const std::string& name);
 	void copyObject(const LLInventoryObject* other); // LLRefCount requires custom copy
+protected:
+	virtual ~LLInventoryObject();
 
-	// accessors
-	virtual const LLUUID& getUUID() const;
+	//--------------------------------------------------------------------
+	// Accessors
+	//--------------------------------------------------------------------
+public:
+	virtual const LLUUID& getUUID() const; // inventoryID that this item points to
+	virtual const LLUUID& getLinkedUUID() const; // inventoryID that this item points to, else this item's inventoryID
 	const LLUUID& getParentUUID() const;
-	virtual const LLUUID& getLinkedUUID() const; // get the inventoryID that this item points to, else this item's inventoryID
 	virtual const std::string& getName() const;
 	virtual LLAssetType::EType getType() const;
 	LLAssetType::EType getActualType() const; // bypasses indirection for linked items
 	BOOL getIsLinkType() const;
-	// mutators - will not call updateServer();
+	
+	//--------------------------------------------------------------------
+	// Mutators
+	//   Will not call updateServer
+	//--------------------------------------------------------------------
+public:
 	void setUUID(const LLUUID& new_uuid);
 	virtual void rename(const std::string& new_name);
 	void setParent(const LLUUID& new_parent);
 	void setType(LLAssetType::EType type);
 
-	// file support - implemented here so that a minimal information
-	// set can be transmitted between simulator and viewer.
-// 	virtual BOOL importFile(LLFILE* fp);
+	//--------------------------------------------------------------------
+	// File Support
+	//   Implemented here so that a minimal information set can be transmitted 
+	//   between simulator and viewer.
+	//--------------------------------------------------------------------
+public:
+	// virtual BOOL importFile(LLFILE* fp);
 	virtual BOOL exportFile(LLFILE* fp, BOOL include_asset_key = TRUE) const;
-
 	virtual BOOL importLegacyStream(std::istream& input_stream);
 	virtual BOOL exportLegacyStream(std::ostream& output_stream, BOOL include_asset_key = TRUE) const;
 
-	// virtual methods
 	virtual void removeFromServer();
 	virtual void updateParentOnServer(BOOL) const;
 	virtual void updateServer(BOOL) const;
+
+	//--------------------------------------------------------------------
+	// Member Variables
+	//--------------------------------------------------------------------
+protected:
+	LLUUID mUUID;
+	LLUUID mParentUUID; // Parent category.  Root categories have LLUUID::NULL.
+	LLAssetType::EType mType;
+	std::string mName;
 };
 
 //~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 // Class LLInventoryItem
 //
-// An inventory item represents something that the current user has in
-// their inventory.
+//   An item in the current user's inventory.
 //~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-
 class LLInventoryItem : public LLInventoryObject
 {
 public:
 	typedef LLDynamicArray<LLPointer<LLInventoryItem> > item_array_t;
-	
-protected:
-	LLPermissions mPermissions;
-	LLUUID mAssetUUID;
-	std::string mDescription;
-	LLSaleInfo mSaleInfo;
-	LLInventoryType::EType mInventoryType;
-	U32 mFlags;
-	time_t mCreationDate;	// seconds from 1/1/1970, UTC
 
+	//--------------------------------------------------------------------
+	// Initialization
+	//--------------------------------------------------------------------
 public:
-
-	/**
-	 * Anonymous enumeration for specifying the inventory item flags.
-	 */
-	enum
-	{
-		// The shared flags at the top are shared among all inventory
-		// types. After that section, all values of flags are type
-		// dependent.  The shared flags will start at 2^30 and work
-		// down while item type specific flags will start at 2^0 and
-		// work up.
-		II_FLAGS_NONE = 0,
-
-
-		//
-		// Shared flags
-		//
-		//
-
-		// This value means that the asset has only one reference in
-		// the system. If the inventory item is deleted, or the asset
-		// id updated, then we can remove the old reference.
-		II_FLAGS_SHARED_SINGLE_REFERENCE = 0x40000000,
-
-
-		//
-		// Landmark flags
-		//
-		II_FLAGS_LANDMARK_VISITED = 1,
-
-		//
-		// Object flags
-		//
-
-		// flag to indicate that object permissions should have next
-		// owner perm be more restrictive on rez. We bump this into
-		// the second byte of the flags since the low byte is used to
-		// track attachment points.
-		II_FLAGS_OBJECT_SLAM_PERM = 0x100,
-
-		// flag to indicate that the object sale information has been changed.
-		II_FLAGS_OBJECT_SLAM_SALE = 0x1000,
-
-		// These flags specify which permissions masks to overwrite
-		// upon rez.  Normally, if no permissions slam (above) or
-		// overwrite flags are set, the asset's permissions are
-		// used and the inventory's permissions are ignored.  If
-		// any of these flags are set, the inventory's permissions
-		// take precedence.
-		II_FLAGS_OBJECT_PERM_OVERWRITE_BASE			= 0x010000,
-		II_FLAGS_OBJECT_PERM_OVERWRITE_OWNER		= 0x020000,
-		II_FLAGS_OBJECT_PERM_OVERWRITE_GROUP		= 0x040000,
-		II_FLAGS_OBJECT_PERM_OVERWRITE_EVERYONE		= 0x080000,
-		II_FLAGS_OBJECT_PERM_OVERWRITE_NEXT_OWNER	= 0x100000,
-
- 		// flag to indicate whether an object that is returned is composed 
-		// of muiltiple items or not.
-		II_FLAGS_OBJECT_HAS_MULTIPLE_ITEMS			= 0x200000,
-
-		//
-		// wearables use the low order byte of flags to store the
-		// EWearableType enumeration found in newview/llwearable.h
-		//
-		II_FLAGS_WEARABLES_MASK = 0xff,
-
-		// these bits need to be cleared whenever the asset_id is updated
-		// on a pre-existing inventory item (DEV-28098 and DEV-30997)
-		II_FLAGS_PERM_OVERWRITE_MASK  =   II_FLAGS_OBJECT_SLAM_PERM 
-										| II_FLAGS_OBJECT_SLAM_SALE 
-										| II_FLAGS_OBJECT_PERM_OVERWRITE_BASE
-										| II_FLAGS_OBJECT_PERM_OVERWRITE_OWNER
-										| II_FLAGS_OBJECT_PERM_OVERWRITE_GROUP
-										| II_FLAGS_OBJECT_PERM_OVERWRITE_EVERYONE
-										| II_FLAGS_OBJECT_PERM_OVERWRITE_NEXT_OWNER,
-	};
-
-protected:
-	~LLInventoryItem(); // ref counted
-
-public:
-
 	MEM_TYPE_NEW(LLMemType::MTYPE_INVENTORY);
 	LLInventoryItem(const LLUUID& uuid,
 					const LLUUID& parent_uuid,
@@ -237,10 +149,14 @@ public:
 	// is prohibited
 	LLInventoryItem(const LLInventoryItem* other);
 	virtual void copyItem(const LLInventoryItem* other); // LLRefCount requires custom copy
-
 	void generateUUID() { mUUID.generate(); }
+protected:
+	~LLInventoryItem(); // ref counted
 	
-	// accessors
+	//--------------------------------------------------------------------
+	// Accessors
+	//--------------------------------------------------------------------
+public:
 	virtual const LLUUID& getLinkedUUID() const;
 	virtual const LLPermissions& getPermissions() const;
 	virtual const LLUUID& getCreatorUUID() const;
@@ -252,8 +168,12 @@ public:
 	virtual time_t getCreationDate() const;
 	virtual U32 getCRC32() const; // really more of a checksum.
 	
-	// mutators - will not call updateServer(), and will never fail
-	// (though it may correct to sane values)
+	//--------------------------------------------------------------------
+	// Mutators
+	//   Will not call updateServer and will never fail
+	//   (though it may correct to sane values)
+	//--------------------------------------------------------------------
+public:
 	void setAssetUUID(const LLUUID& asset_id);
 	void setDescription(const std::string& new_desc);
 	void setSaleInfo(const LLSaleInfo& sale_info);
@@ -261,62 +181,68 @@ public:
 	void setInventoryType(LLInventoryType::EType inv_type);
 	void setFlags(U32 flags);
 	void setCreationDate(time_t creation_date_utc);
+	void setCreator(const LLUUID& creator); // only used for calling cards
 
 	// Check for changes in permissions masks and sale info
-	// and set the corresponding bits in mFlags
+	// and set the corresponding bits in mFlags.
 	void accumulatePermissionSlamBits(const LLInventoryItem& old_item);
-	
-	// This is currently only used in the Viewer to handle calling cards
-	// where the creator is actually used to store the target.
-	void setCreator(const LLUUID& creator) { mPermissions.setCreator(creator); }
 
-	// Put this inventory item onto the current outgoing mesage. It
-	// assumes you have already called nextBlock().
+	// Put this inventory item onto the current outgoing mesage.
+	// Assumes you have already called nextBlock().
 	virtual void packMessage(LLMessageSystem* msg) const;
 
-	// unpack returns TRUE if the inventory item came through the
-	// network ok. It uses a simple crc check which is defeatable, but
-	// we want to detect network mangling somehow.
+	// Returns TRUE if the inventory item came through the network correctly.
+	// Uses a simple crc check which is defeatable, but we want to detect 
+	// network mangling somehow.
 	virtual BOOL unpackMessage(LLMessageSystem* msg, const char* block, S32 block_num = 0);
-	// file support
+
+	//--------------------------------------------------------------------
+	// File Support
+	//--------------------------------------------------------------------
+public:
 	virtual BOOL importFile(LLFILE* fp);
 	virtual BOOL exportFile(LLFILE* fp, BOOL include_asset_key = TRUE) const;
-
 	virtual BOOL importLegacyStream(std::istream& input_stream);
 	virtual BOOL exportLegacyStream(std::ostream& output_stream, BOOL include_asset_key = TRUE) const;
 
-	// helper functions
-
-	// pack all information needed to reconstruct this item into the given binary bucket.
-	// perm_override is optional
+	//--------------------------------------------------------------------
+	// Helper Functions
+	//--------------------------------------------------------------------
+public:
+	// Pack all information needed to reconstruct this item into the given binary bucket.
 	S32 packBinaryBucket(U8* bin_bucket, LLPermissions* perm_override = NULL) const;
 	void unpackBinaryBucket(U8* bin_bucket, S32 bin_bucket_size);
 	LLSD asLLSD() const;
 	void asLLSD( LLSD& sd ) const;
 	bool fromLLSD(const LLSD& sd);
 
+	//--------------------------------------------------------------------
+	// Member Variables
+	//--------------------------------------------------------------------
+protected:
+	LLPermissions mPermissions;
+	LLUUID mAssetUUID;
+	std::string mDescription;
+	LLSaleInfo mSaleInfo;
+	LLInventoryType::EType mInventoryType;
+	U32 mFlags;
+	time_t mCreationDate; // seconds from 1/1/1970, UTC
 };
 
-BOOL item_dictionary_sort(LLInventoryItem* a,LLInventoryItem* b);
-BOOL item_date_sort(LLInventoryItem* a, LLInventoryItem* b);
-
-
 //~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 // Class LLInventoryCategory
 //
-// An instance of this class represents a category of inventory
-// items. Users come with a set of default categories, and can create
-// new ones as needed.
+//   A category/folder of inventory items. Users come with a set of default 
+//   categories, and can create new ones as needed.
 //~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-
 class LLInventoryCategory : public LLInventoryObject
 {
 public:
 	typedef LLDynamicArray<LLPointer<LLInventoryCategory> > cat_array_t;
 
-protected:
-	~LLInventoryCategory();
-	
+	//--------------------------------------------------------------------
+	// Initialization
+	//--------------------------------------------------------------------
 public:
 	MEM_TYPE_NEW(LLMemType::MTYPE_INVENTORY);
 	LLInventoryCategory(const LLUUID& uuid, const LLUUID& parent_uuid,
@@ -325,40 +251,49 @@ public:
 	LLInventoryCategory();
 	LLInventoryCategory(const LLInventoryCategory* other);
 	void copyCategory(const LLInventoryCategory* other); // LLRefCount requires custom copy
+protected:
+	~LLInventoryCategory();
 
-	// accessors and mutators
+	//--------------------------------------------------------------------
+	// Accessors And Mutators
+	//--------------------------------------------------------------------
+public:
 	LLFolderType::EType getPreferredType() const;
 	void setPreferredType(LLFolderType::EType type);
-	// For messaging system support
-	virtual void packMessage(LLMessageSystem* msg) const;
-	virtual void unpackMessage(LLMessageSystem* msg, const char* block, S32 block_num = 0);
-
 	LLSD asLLSD() const;
 	bool fromLLSD(const LLSD& sd);
 
-	// file support
+	//--------------------------------------------------------------------
+	// Messaging
+	//--------------------------------------------------------------------
+public:
+	virtual void packMessage(LLMessageSystem* msg) const;
+	virtual void unpackMessage(LLMessageSystem* msg, const char* block, S32 block_num = 0);
+
+	//--------------------------------------------------------------------
+	// File Support
+	//--------------------------------------------------------------------
+public:
 	virtual BOOL importFile(LLFILE* fp);
 	virtual BOOL exportFile(LLFILE* fp, BOOL include_asset_key = TRUE) const;
-
 	virtual BOOL importLegacyStream(std::istream& input_stream);
 	virtual BOOL exportLegacyStream(std::ostream& output_stream, BOOL include_asset_key = TRUE) const;
 
+	//--------------------------------------------------------------------
+	// Member Variables
+	//--------------------------------------------------------------------
 protected:
-	// May be the type that this category was "meant" to hold (although it may hold any type).	
-	LLFolderType::EType	mPreferredType;		
+	LLFolderType::EType	mPreferredType; // Type that this category was "meant" to hold (although it may hold any type).	
 };
 
 
 //-----------------------------------------------------------------------------
-// Useful bits
+// Convertors
+//
+//   These functions convert between structured data and an inventory
+//   item, appropriate for serialization.
 //-----------------------------------------------------------------------------
-
-typedef std::list<LLPointer<LLInventoryObject> > InventoryObjectList;
-
-// These functions convert between structured data and an inventory
-// item, appropriate for serialization.
 LLSD ll_create_sd_from_inventory_item(LLPointer<LLInventoryItem> item);
-//LLPointer<LLInventoryItem> ll_create_item_from_sd(const LLSD& sd_item);
 LLSD ll_create_sd_from_inventory_category(LLPointer<LLInventoryCategory> cat);
 LLPointer<LLInventoryCategory> ll_create_category_from_sd(const LLSD& sd_cat);
 
diff --git a/indra/llinventory/llinventorydefines.cpp b/indra/llinventory/llinventorydefines.cpp
new file mode 100644
index 0000000000..a9610d4d4b
--- /dev/null
+++ b/indra/llinventory/llinventorydefines.cpp
@@ -0,0 +1,37 @@
+/** 
+ * @file llinventorydefines.cpp
+ * @brief Implementation of the inventory defines.
+ *
+ * $LicenseInfo:firstyear=2001&license=viewergpl$
+ * 
+ * Copyright (c) 2001-2009, Linden Research, Inc.
+ * 
+ * Second Life Viewer Source Code
+ * The source code in this file ("Source Code") is provided by Linden Lab
+ * to you under the terms of the GNU General Public License, version 2.0
+ * ("GPL"), unless you have obtained a separate licensing agreement
+ * ("Other License"), formally executed by you and Linden Lab.  Terms of
+ * the GPL can be found in doc/GPL-license.txt in this distribution, or
+ * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
+ * 
+ * There are special exceptions to the terms and conditions of the GPL as
+ * it is applied to this Source Code. View the full text of the exception
+ * in the file doc/FLOSS-exception.txt in this software distribution, or
+ * online at
+ * http://secondlifegrid.net/programs/open_source/licensing/flossexception
+ * 
+ * By copying, modifying or distributing this software, you acknowledge
+ * that you have read and understood your obligations described above,
+ * and agree to abide by those obligations.
+ * 
+ * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+ * COMPLETENESS OR PERFORMANCE.
+ * $/LicenseInfo$
+ */
+
+#include "linden_common.h"
+#include "llinventorydefines.h"
+
+const U8 TASK_INVENTORY_ITEM_KEY = 0;
+const U8 TASK_INVENTORY_ASSET_KEY = 1;
diff --git a/indra/llinventory/llinventorydefines.h b/indra/llinventory/llinventorydefines.h
new file mode 100644
index 0000000000..ccf1a356de
--- /dev/null
+++ b/indra/llinventory/llinventorydefines.h
@@ -0,0 +1,106 @@
+/** 
+ * @file llinventorydefines.h
+ * @brief LLInventoryDefines
+ *
+ * $LicenseInfo:firstyear=2001&license=viewergpl$
+ * 
+ * Copyright (c) 2001-2009, Linden Research, Inc.
+ * 
+ * Second Life Viewer Source Code
+ * The source code in this file ("Source Code") is provided by Linden Lab
+ * to you under the terms of the GNU General Public License, version 2.0
+ * ("GPL"), unless you have obtained a separate licensing agreement
+ * ("Other License"), formally executed by you and Linden Lab.  Terms of
+ * the GPL can be found in doc/GPL-license.txt in this distribution, or
+ * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
+ * 
+ * There are special exceptions to the terms and conditions of the GPL as
+ * it is applied to this Source Code. View the full text of the exception
+ * in the file doc/FLOSS-exception.txt in this software distribution, or
+ * online at
+ * http://secondlifegrid.net/programs/open_source/licensing/flossexception
+ * 
+ * By copying, modifying or distributing this software, you acknowledge
+ * that you have read and understood your obligations described above,
+ * and agree to abide by those obligations.
+ * 
+ * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+ * COMPLETENESS OR PERFORMANCE.
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_LLINVENTORYDEFINES_H
+#define LL_LLINVENTORYDEFINES_H
+
+// Consts for "key" field in the task inventory update message
+extern const U8 TASK_INVENTORY_ITEM_KEY;
+extern const U8 TASK_INVENTORY_ASSET_KEY;
+
+// Max inventory buffer size (for use in packBinaryBucket)
+enum
+{
+	MAX_INVENTORY_BUFFER_SIZE = 1024
+};
+
+//--------------------------------------------------------------------
+// Inventory item flags enums
+//   The shared flags at the top are shared among all inventory
+//   types. After that section, all values of flags are type
+//   dependent.  The shared flags will start at 2^30 and work
+//   down while item type specific flags will start at 2^0 and work up.
+//--------------------------------------------------------------------
+class LLInventoryItemFlags
+{
+public:
+	enum EType
+	{
+		II_FLAGS_NONE 								= 0,
+		
+		II_FLAGS_SHARED_SINGLE_REFERENCE 			= 0x40000000,
+			// The asset has only one reference in the system. If the 
+			// inventory item is deleted, or the assetid updated, then we 
+			// can remove the old reference.
+		
+		II_FLAGS_LANDMARK_VISITED 					= 1,
+
+		II_FLAGS_OBJECT_SLAM_PERM 					= 0x100,
+			// Object permissions should have next owner perm be more 
+			// restrictive on rez. We bump this into the second byte of the 
+			// flags since the low byte is used to track attachment points.
+
+		II_FLAGS_OBJECT_SLAM_SALE 					= 0x1000,
+			// The object sale information has been changed.
+		
+		II_FLAGS_OBJECT_PERM_OVERWRITE_BASE			= 0x010000,
+		II_FLAGS_OBJECT_PERM_OVERWRITE_OWNER		= 0x020000,
+		II_FLAGS_OBJECT_PERM_OVERWRITE_GROUP		= 0x040000,
+		II_FLAGS_OBJECT_PERM_OVERWRITE_EVERYONE		= 0x080000,
+		II_FLAGS_OBJECT_PERM_OVERWRITE_NEXT_OWNER	= 0x100000,
+			// Specify which permissions masks to overwrite
+			// upon rez.  Normally, if no permissions slam (above) or
+			// overwrite flags are set, the asset's permissions are
+			// used and the inventory's permissions are ignored.  If
+			// any of these flags are set, the inventory's permissions
+			// take precedence.
+
+		II_FLAGS_OBJECT_HAS_MULTIPLE_ITEMS			= 0x200000,
+			// Whether a returned object is composed of multiple items.
+
+		II_FLAGS_WEARABLES_MASK = 0xff,
+			// Wearables use the low order byte of flags to store the
+			// EWearableType enumeration found in newview/llwearable.h
+
+		II_FLAGS_PERM_OVERWRITE_MASK = 				(II_FLAGS_OBJECT_SLAM_PERM |
+													 II_FLAGS_OBJECT_SLAM_SALE |
+													 II_FLAGS_OBJECT_PERM_OVERWRITE_BASE |
+													 II_FLAGS_OBJECT_PERM_OVERWRITE_OWNER |
+													 II_FLAGS_OBJECT_PERM_OVERWRITE_GROUP |
+													 II_FLAGS_OBJECT_PERM_OVERWRITE_EVERYONE |
+													 II_FLAGS_OBJECT_PERM_OVERWRITE_NEXT_OWNER),
+			// These bits need to be cleared whenever the asset_id is updated
+			// on a pre-existing inventory item (DEV-28098 and DEV-30997)
+	};
+};
+
+#endif // LL_LLINVENTORYDEFINES_H
diff --git a/indra/llinventory/llinventorytype.cpp b/indra/llinventory/llinventorytype.cpp
index 4ef5df0b28..c050f20a9d 100644
--- a/indra/llinventory/llinventorytype.cpp
+++ b/indra/llinventory/llinventorytype.cpp
@@ -181,6 +181,10 @@ bool LLInventoryType::cannotRestrictPermissions(LLInventoryType::EType type)
 bool inventory_and_asset_types_match(LLInventoryType::EType inventory_type,
 									 LLAssetType::EType asset_type)
 {
+	// Links can be of any inventory type.
+	if (LLAssetType::lookupIsLinkType(asset_type))
+		return true;
+
 	const InventoryEntry *entry = LLInventoryDictionary::getInstance()->lookup(inventory_type);
 	if (!entry) return false;
 
diff --git a/indra/llinventory/llinventorytype.h b/indra/llinventory/llinventorytype.h
index e515b8a304..20da954002 100644
--- a/indra/llinventory/llinventorytype.h
+++ b/indra/llinventory/llinventorytype.h
@@ -75,7 +75,6 @@ public:
 	// machine transation between type and strings
 	static EType lookup(const std::string& name);
 	static const std::string &lookup(EType type);
-
 	// translation from a type to a human readable form.
 	static const std::string &lookupHumanReadable(EType type);
 
diff --git a/indra/llinventory/llparcel.cpp b/indra/llinventory/llparcel.cpp
index ec21ae40e7..b08cb28218 100644
--- a/indra/llinventory/llparcel.cpp
+++ b/indra/llinventory/llparcel.cpp
@@ -452,7 +452,7 @@ BOOL LLParcel::allowTerraformBy(const LLUUID &agent_id) const
 
 bool LLParcel::isAgentBlockedFromParcel(LLParcel* parcelp,
                                         const LLUUID& agent_id,
-                                        const std::vector<LLUUID>& group_ids,
+                                        const uuid_vec_t& group_ids,
                                         const BOOL is_agent_identified,
                                         const BOOL is_agent_transacted,
                                         const BOOL is_agent_ageverified)
diff --git a/indra/llinventory/llparcel.h b/indra/llinventory/llparcel.h
index 2a9a596912..4ee9d9b40f 100644
--- a/indra/llinventory/llparcel.h
+++ b/indra/llinventory/llparcel.h
@@ -258,7 +258,7 @@ public:
 	void setMediaURLResetTimer(F32 time);
 	virtual void	setLocalID(S32 local_id);
 
-	// blow away all the extra crap lurking in parcels, including urls, access lists, etc
+	// blow away all the extra stuff lurking in parcels, including urls, access lists, etc
 	void clearParcel();
 
 	// This value is not persisted out to the parcel file, it is only
@@ -538,7 +538,7 @@ public:
 
 	static bool isAgentBlockedFromParcel(LLParcel* parcelp, 
 									const LLUUID& agent_id,
-									const std::vector<LLUUID>& group_ids,
+									const uuid_vec_t& group_ids,
 									const BOOL is_agent_identified,
 									const BOOL is_agent_transacted,
 									const BOOL is_agent_ageverified);