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/**
* @file llmemorystream.cpp
* @author Phoenix
* @date 2005-06-03
* @brief Buffer and stream for a fixed linear memory segment.
*
* $LicenseInfo:firstyear=2005&license=viewerlgpl$
* 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 "llmemorystream.h"
LLMemoryStreamBuf::LLMemoryStreamBuf(const U8* start, S32 length)
{
reset(start, length);
}
LLMemoryStreamBuf::~LLMemoryStreamBuf()
{
}
void LLMemoryStreamBuf::reset(const U8* start, S32 length)
{
setg((char*)start, (char*)start, (char*)start + length);
}
int LLMemoryStreamBuf::underflow()
{
//LL_DEBUGS() << "LLMemoryStreamBuf::underflow()" << LL_ENDL;
if(gptr() < egptr())
{
return *gptr();
}
return EOF;
}
/**
* @class LLMemoryStreamBuf
*/
LLMemoryStream::LLMemoryStream(const U8* start, S32 length) :
std::istream(&mStreamBuf),
mStreamBuf(start, length)
{
}
LLMemoryStream::~LLMemoryStream()
{
}
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