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Code Releases Activity

CWE Directory Reorganization

Browse Source 
Rearrange directory structure of CWE to be loosely equivalent to
the H'uru Plasma repository.

Part 1: Movement of directories and files.
This commit is contained in:
rarified
2021-05-15 12:49:46 -06:00
parent c3f4a640a3
commit 96903e8dca
4002 changed files with 159 additions and 644 deletions
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67
Sources/Plasma/PubUtilLib/plCompression/plCompress.h Normal file
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/*==LICENSE==*
CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011 Cyan Worlds, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
Additional permissions under GNU GPL version 3 section 7
If you modify this Program, or any covered work, by linking or
combining it with any of RAD Game Tools Bink SDK, Autodesk 3ds Max SDK,
NVIDIA PhysX SDK, Microsoft DirectX SDK, OpenSSL library, Independent
JPEG Group JPEG library, Microsoft Windows Media SDK, or Apple QuickTime SDK
(or a modified version of those libraries),
containing parts covered by the terms of the Bink SDK EULA, 3ds Max EULA,
PhysX SDK EULA, DirectX SDK EULA, OpenSSL and SSLeay licenses, IJG
JPEG Library README, Windows Media SDK EULA, or QuickTime SDK EULA, the
licensors of this Program grant you additional
permission to convey the resulting work. Corresponding Source for a
non-source form of such a combination shall include the source code for
the parts of OpenSSL and IJG JPEG Library used as well as that of the covered
work.
You can contact Cyan Worlds, Inc. by email legal@cyan.com
or by snail mail at:
Cyan Worlds, Inc.
14617 N Newport Hwy
Mead, WA 99021
*==LICENSE==*/
#ifndef plCompress_h
#define plCompress_h
#include "hsTypes.h"
//
// Abstract base class for compression code
//
class plCompress
{
public:
plCompress() {}
virtual ~plCompress() {}
// return true if successful
virtual hsBool Uncompress(UInt8* bufOut, UInt32* bufLenOut, const UInt8* bufIn, UInt32 bufLenIn) = 0;
virtual hsBool Compress(UInt8* bufOut, UInt32* bufLenOut, const UInt8* bufIn, UInt32 bufLenIn) = 0;
// in place versions
virtual hsBool Uncompress(UInt8** bufIn, UInt32* bufLenIn, UInt32 maxBufLenOut, int offset=0) = 0;
virtual hsBool Compress(UInt8** bufIn, UInt32* bufLenIn, int offset=0) = 0;
};
#endif // plCompress_h

284
Sources/Plasma/PubUtilLib/plCompression/plZlibCompress.cpp Normal file
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/*==LICENSE==*
CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011 Cyan Worlds, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
Additional permissions under GNU GPL version 3 section 7
If you modify this Program, or any covered work, by linking or
combining it with any of RAD Game Tools Bink SDK, Autodesk 3ds Max SDK,
NVIDIA PhysX SDK, Microsoft DirectX SDK, OpenSSL library, Independent
JPEG Group JPEG library, Microsoft Windows Media SDK, or Apple QuickTime SDK
(or a modified version of those libraries),
containing parts covered by the terms of the Bink SDK EULA, 3ds Max EULA,
PhysX SDK EULA, DirectX SDK EULA, OpenSSL and SSLeay licenses, IJG
JPEG Library README, Windows Media SDK EULA, or QuickTime SDK EULA, the
licensors of this Program grant you additional
permission to convey the resulting work. Corresponding Source for a
non-source form of such a combination shall include the source code for
the parts of OpenSSL and IJG JPEG Library used as well as that of the covered
work.
You can contact Cyan Worlds, Inc. by email legal@cyan.com
or by snail mail at:
Cyan Worlds, Inc.
14617 N Newport Hwy
Mead, WA 99021
*==LICENSE==*/
#include "plZlibCompress.h"
#include "zlib.h"
#include "hsMemory.h"
#include "hsStream.h"
hsBool plZlibCompress::Uncompress(UInt8* bufOut, UInt32* bufLenOut, const UInt8* bufIn, UInt32 bufLenIn)
{
return (uncompress(bufOut, bufLenOut, bufIn, bufLenIn) == Z_OK);
}
hsBool plZlibCompress::Compress(UInt8* bufOut, UInt32* bufLenOut, const UInt8* bufIn, UInt32 bufLenIn)
{
// according to compress doc, the bufOut buffer should be at least .1% larger than source buffer, plus 12 bytes.
hsAssert(*bufLenOut>=(int)(bufLenIn*1.1+12), "bufOut compress buffer is not large enough");
return (compress(bufOut, bufLenOut, bufIn, bufLenIn) == Z_OK);
}
//
// copy bufOut to bufIn, set bufLenIn=bufLenOut
//
hsBool plZlibCompress::ICopyBuffers(UInt8** bufIn, UInt32* bufLenIn, char* bufOut, UInt32 bufLenOut, int offset, bool ok)
{
if (ok)
{
*bufLenIn = bufLenOut+offset;
UInt8* newBuf = TRACKED_NEW UInt8[*bufLenIn]; // alloc new buffer
HSMemory::BlockMove(*bufIn, newBuf, offset); // copy offset (uncompressed) part
delete [] *bufIn; // delete original buffer
HSMemory::BlockMove(bufOut, newBuf+offset, bufLenOut); // copy compressed part
delete [] bufOut;
*bufIn = newBuf;
return true;
}
delete [] bufOut;
return false;
}
//
// In place version
// offset is how much to skip over when compressing
//
hsBool plZlibCompress::Compress(UInt8** bufIn, UInt32* bufLenIn, int offset)
{
UInt32 adjBufLenIn = *bufLenIn - offset;
UInt8* adjBufIn = *bufIn + offset;
// according to compress doc, the bufOut buffer should be at least .1% larger than source buffer, plus 12 bytes.
UInt32 bufLenOut = (int)(adjBufLenIn*1.1+12);
char* bufOut = TRACKED_NEW char[bufLenOut];
bool ok=(Compress((UInt8*)bufOut, &bufLenOut, (UInt8*)adjBufIn, adjBufLenIn) &&
bufLenOut < adjBufLenIn);
return ICopyBuffers(bufIn, bufLenIn, bufOut, bufLenOut, offset, ok);
}
//
// In place version
//
hsBool plZlibCompress::Uncompress(UInt8** bufIn, UInt32* bufLenIn, UInt32 bufLenOut, int offset)
{
UInt32 adjBufLenIn = *bufLenIn - offset;
UInt8* adjBufIn = *bufIn + offset;
char* bufOut = TRACKED_NEW char[bufLenOut];
bool ok=Uncompress((UInt8*)bufOut, &bufLenOut, (UInt8*)adjBufIn, adjBufLenIn) ? true : false;
return ICopyBuffers(bufIn, bufLenIn, bufOut, bufLenOut, offset, ok);
}
//// .gz File Versions ///////////////////////////////////////////////////////
#define kGzBufferSize 64 * 1024
#if 1
hsBool plZlibCompress::UncompressFile( const char *compressedPath, const char *destPath )
{
gzFile inFile;
FILE *outFile;
hsBool worked = false;
int length, err;
UInt8 buffer[ kGzBufferSize ];
outFile = fopen( destPath, "wb" );
if( outFile != nil )
{
inFile = gzopen( compressedPath, "rb" );
if( inFile != nil )
{
for( ;; )
{
length = gzread( inFile, buffer, sizeof( buffer ) );
if( length < 0 )
{
gzerror( inFile, &err );
break;
}
if( length == 0 )
{
worked = true;
break;
}
if( fwrite( buffer, 1, length, outFile ) != length )
break;
}
if( gzclose( inFile ) != Z_OK )
worked = false;
}
fclose( outFile );
}
return worked;
}
hsBool plZlibCompress::CompressFile( const char *uncompressedPath, const char *destPath )
{
FILE *inFile;
gzFile outFile;
hsBool worked = false;
int length, err;
UInt8 buffer[ kGzBufferSize ];
inFile = fopen( uncompressedPath, "rb" );
if( inFile != nil )
{
outFile = gzopen( destPath, "wb" );
if( outFile != nil )
{
for( ;; )
{
length = fread( buffer, 1, sizeof( buffer ), inFile );
if( ferror( inFile ) )
break;
if( length == 0 )
{
worked = true;
break;
}
if( gzwrite( outFile, buffer, (unsigned)length ) != length )
{
gzerror( outFile, &err );
break;
}
}
if( gzclose( outFile ) != Z_OK )
worked = false;
}
fclose( inFile );
}
return worked;
}
//// file <-> stream ///////////////////////////////////////////////////////
hsBool plZlibCompress::UncompressToStream( const char * filename, hsStream * s )
{
gzFile inFile;
hsBool worked = false;
int length, err;
UInt8 buffer[ kGzBufferSize ];
inFile = gzopen( filename, "rb" );
if( inFile != nil )
{
for( ;; )
{
length = gzread( inFile, buffer, sizeof( buffer ) );
if( length < 0 )
{
gzerror( inFile, &err );
break;
}
if( length == 0 )
{
worked = true;
break;
}
s->Write( length, buffer );
}
if( gzclose( inFile ) != Z_OK )
worked = false;
}
return worked;
}
hsBool plZlibCompress::CompressToFile( hsStream * s, const char * filename )
{
gzFile outFile;
hsBool worked = false;
int length, err;
UInt8 buffer[ kGzBufferSize ];
outFile = gzopen( filename, "wb" );
if( outFile != nil )
{
for( ;; )
{
int avail = s->GetEOF()-s->GetPosition();
int n = ( avail>sizeof( buffer ) ) ? sizeof( buffer ) : avail;
if( n == 0 )
{
worked = true;
break;
}
length = s->Read( n, buffer );
if( length == 0 )
{
worked = true;
break;
}
if( gzwrite( outFile, buffer, (unsigned)length ) != length )
{
gzerror( outFile, &err );
break;
}
}
if( gzclose( outFile ) != Z_OK )
worked = false;
}
return worked;
}
#endif

70
Sources/Plasma/PubUtilLib/plCompression/plZlibCompress.h Normal file
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/*==LICENSE==*
CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011 Cyan Worlds, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
Additional permissions under GNU GPL version 3 section 7
If you modify this Program, or any covered work, by linking or
combining it with any of RAD Game Tools Bink SDK, Autodesk 3ds Max SDK,
NVIDIA PhysX SDK, Microsoft DirectX SDK, OpenSSL library, Independent
JPEG Group JPEG library, Microsoft Windows Media SDK, or Apple QuickTime SDK
(or a modified version of those libraries),
containing parts covered by the terms of the Bink SDK EULA, 3ds Max EULA,
PhysX SDK EULA, DirectX SDK EULA, OpenSSL and SSLeay licenses, IJG
JPEG Library README, Windows Media SDK EULA, or QuickTime SDK EULA, the
licensors of this Program grant you additional
permission to convey the resulting work. Corresponding Source for a
non-source form of such a combination shall include the source code for
the parts of OpenSSL and IJG JPEG Library used as well as that of the covered
work.
You can contact Cyan Worlds, Inc. by email legal@cyan.com
or by snail mail at:
Cyan Worlds, Inc.
14617 N Newport Hwy
Mead, WA 99021
*==LICENSE==*/
#ifndef plZlibCompress_h
#define plZlibCompress_h
#include "plCompress.h"
class hsStream;
class plZlibCompress : public plCompress
{
protected:
hsBool ICopyBuffers(UInt8** bufIn, UInt32* bufLenIn, char* bufOut, UInt32 bufLenOut, int offset, bool ok );
public:
hsBool Uncompress(UInt8* bufOut, UInt32* bufLenOut, const UInt8* bufIn, UInt32 bufLenIn);
hsBool Compress(UInt8* bufOut, UInt32* bufLenOut, const UInt8* bufIn, UInt32 bufLenIn);
// in place versions
hsBool Uncompress(UInt8** bufIn, UInt32* bufLenIn, UInt32 maxBufLenOut, int offset=0);
hsBool Compress(UInt8** bufIn, UInt32* bufLenIn, int offset=0);
// .gz versions
static hsBool UncompressFile( const char *compressedPath, const char *destPath );
static hsBool CompressFile( const char *uncompressedPath, const char *destPath );
// file <-> stream
static hsBool UncompressToStream( const char * filename, hsStream * s );
static hsBool CompressToFile( hsStream * s, const char * filename );
};
#endif // plZlibCompress_h

315
Sources/Plasma/PubUtilLib/plCompression/plZlibStream.cpp Normal file
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/*==LICENSE==*
CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011 Cyan Worlds, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
Additional permissions under GNU GPL version 3 section 7
If you modify this Program, or any covered work, by linking or
combining it with any of RAD Game Tools Bink SDK, Autodesk 3ds Max SDK,
NVIDIA PhysX SDK, Microsoft DirectX SDK, OpenSSL library, Independent
JPEG Group JPEG library, Microsoft Windows Media SDK, or Apple QuickTime SDK
(or a modified version of those libraries),
containing parts covered by the terms of the Bink SDK EULA, 3ds Max EULA,
PhysX SDK EULA, DirectX SDK EULA, OpenSSL and SSLeay licenses, IJG
JPEG Library README, Windows Media SDK EULA, or QuickTime SDK EULA, the
licensors of this Program grant you additional
permission to convey the resulting work. Corresponding Source for a
non-source form of such a combination shall include the source code for
the parts of OpenSSL and IJG JPEG Library used as well as that of the covered
work.
You can contact Cyan Worlds, Inc. by email legal@cyan.com
or by snail mail at:
Cyan Worlds, Inc.
14617 N Newport Hwy
Mead, WA 99021
*==LICENSE==*/
#include "plZlibStream.h"
#include "zlib.h"
voidpf ZlibAlloc(voidpf opaque, uInt items, uInt size)
{
return ALLOC(items*size);
}
void ZlibFree(voidpf opaque, voidpf address)
{
FREE(address);
}
plZlibStream::plZlibStream() : fOutput(nil), fZStream(nil), fHeader(kNeedMoreData), fDecompressedOk(false)
{
}
plZlibStream::~plZlibStream()
{
hsAssert(!fOutput && !fZStream, "plZlibStream not closed");
}
hsBool plZlibStream::Open(const char* filename, const char* mode)
{
wchar* wFilename = hsStringToWString(filename);
wchar* wMode = hsStringToWString(mode);
hsBool ret = Open(wFilename, wMode);
delete [] wFilename;
delete [] wMode;
return ret;
}
hsBool plZlibStream::Open(const wchar* filename, const wchar* mode)
{
fFilename = filename;
fMode = mode;
fOutput = NEW(hsUNIXStream);
return fOutput->Open(filename, L"wb");
}
hsBool plZlibStream::Close()
{
if (fOutput)
{
fOutput->Close();
DEL(fOutput);
fOutput = nil;
}
if (fZStream)
{
z_streamp zstream = (z_streamp)fZStream;
inflateEnd(zstream);
DEL(zstream);
fZStream = nil;
}
return true;
}
UInt32 plZlibStream::Write(UInt32 byteCount, const void* buffer)
{
UInt8* byteBuf = (UInt8*)buffer;
// Check if we've read in the full gzip header yet
if (fHeader == kNeedMoreData)
{
int cutAmt = IValidateGzHeader(byteCount, buffer);
// Once we've read in the whole header, cut out whatever part of it is
// in this buffer, leaving raw compressed data
if (cutAmt != 0)
{
byteCount -= cutAmt;
byteBuf += cutAmt;
}
}
if (fHeader == kInvalidHeader)
return 0;
if (fHeader == kValidHeader)
{
ASSERT(fOutput);
ASSERT(fZStream);
z_streamp zstream = (z_streamp)fZStream;
zstream->avail_in = byteCount;
zstream->next_in = byteBuf;
char outBuf[2048];
while (zstream->avail_in != 0)
{
zstream->avail_out = sizeof(outBuf);
zstream->next_out = (UInt8*)outBuf;
UInt32 amtWritten = zstream->total_out;
int ret = inflate(zstream, Z_NO_FLUSH);
bool inflateErr = (ret == Z_NEED_DICT || ret == Z_DATA_ERROR ||
ret == Z_STREAM_ERROR || ret == Z_MEM_ERROR || ret == Z_BUF_ERROR);
// If we have a decompression error, just fail
if (inflateErr)
{
hsAssert(!inflateErr, "Error in inflate");
fHeader = kInvalidHeader;
break;
}
amtWritten = zstream->total_out - amtWritten;
fOutput->Write(amtWritten, outBuf);
// If zlib says we hit the end of the stream, ignore avail_in
if (ret == Z_STREAM_END)
{
fDecompressedOk = true;
break;
}
}
}
return byteCount;
}
int plZlibStream::IValidateGzHeader(UInt32 byteCount, const void* buffer)
{
// Ripped from gzio.cpp
#define HEAD_CRC 0x02
#define EXTRA_FIELD 0x04
#define ORIG_NAME 0x08
#define COMMENT 0x10
#define RESERVED 0xE0
static int gz_magic[2] = {0x1f, 0x8b}; // gzip magic header
#define CheckForEnd() if (s.AtEnd()) { fHeader = kNeedMoreData; return 0; }
int i;
int initCacheSize = fHeaderCache.size();
for (i = 0; i < byteCount; i++)
fHeaderCache.push_back(((UInt8*)buffer)[i]);
hsReadOnlyStream s(fHeaderCache.size(), &fHeaderCache[0]);
// Check the gzip magic header
for (i = 0; i < 2; i++)
{
UInt8 c = s.ReadByte();
if (c != gz_magic[i])
{
CheckForEnd();
fHeader = kInvalidHeader;
return 0;
}
}
int method = s.ReadByte();
int flags = s.ReadByte();
if (method != Z_DEFLATED || (flags & RESERVED) != 0)
{
CheckForEnd();
fHeader = kInvalidHeader;
return 0;
}
// Discard time, xflags and OS code:
for (i = 0; i < 6; i++)
s.ReadByte();
CheckForEnd();
if ((flags & EXTRA_FIELD) != 0)
{
// skip the extra field
UInt16 len = s.ReadSwap16();
while (len-- != 0 && s.ReadByte())
{
CheckForEnd();
}
}
int c;
// skip the original file name
if ((flags & ORIG_NAME) != 0)
{
while ((c = s.ReadByte()) != 0)
{
CheckForEnd();
}
}
// skip the .gz file comment
if ((flags & COMMENT) != 0)
{
while ((c = s.ReadByte()) != 0)
{
CheckForEnd();
}
}
// skip the header crc
if ((flags & HEAD_CRC) != 0)
{
s.ReadSwap16();
CheckForEnd();
}
CheckForEnd();
UInt32 headerSize = s.GetPosition();
UInt32 clipBuffer = headerSize - initCacheSize;
// Initialize the zlib stream
z_streamp zstream = NEW(z_stream_s);
memset(zstream, 0, sizeof(z_stream_s));
zstream->zalloc = ZlibAlloc;
zstream->zfree = ZlibFree;
zstream->opaque = nil;
zstream->avail_in = byteCount - clipBuffer;
zstream->next_in = (UInt8*)&fHeaderCache[clipBuffer];
// Gotta use inflateInit2, because there's no header for zlib to look at.
// The -15 tells it to not try and find a header
bool initOk = (inflateInit2(zstream, -15) == Z_OK);
fZStream = zstream;
fHeaderCache.clear();
if (!initOk)
{
hsAssert(0, "Zip init failed");
fHeader = kInvalidHeader;
return 0;
}
ASSERT(fZStream);
fHeader = kValidHeader;
return clipBuffer;
}
hsBool plZlibStream::AtEnd()
{
hsAssert(0, "AtEnd not supported");
return true;
}
UInt32 plZlibStream::Read(UInt32 byteCount, void* buffer)
{
hsAssert(0, "Read not supported");
return 0;
}
void plZlibStream::Skip(UInt32 deltaByteCount)
{
hsAssert(0, "Skip not supported");
}
void plZlibStream::Rewind()
{
// hack so rewind will work (someone thought it would be funny to not implement base class functions)
Close();
Open(fFilename.c_str(), fMode.c_str());
fHeader = kNeedMoreData;
fDecompressedOk = false;
}
void plZlibStream::FastFwd()
{
hsAssert(0, "FastFwd not supported");
}
UInt32 plZlibStream::GetEOF()
{
hsAssert(0, "GetEOF not supported");
return 0;
}

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Sources/Plasma/PubUtilLib/plCompression/plZlibStream.h Normal file
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/*==LICENSE==*
CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011 Cyan Worlds, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
Additional permissions under GNU GPL version 3 section 7
If you modify this Program, or any covered work, by linking or
combining it with any of RAD Game Tools Bink SDK, Autodesk 3ds Max SDK,
NVIDIA PhysX SDK, Microsoft DirectX SDK, OpenSSL library, Independent
JPEG Group JPEG library, Microsoft Windows Media SDK, or Apple QuickTime SDK
(or a modified version of those libraries),
containing parts covered by the terms of the Bink SDK EULA, 3ds Max EULA,
PhysX SDK EULA, DirectX SDK EULA, OpenSSL and SSLeay licenses, IJG
JPEG Library README, Windows Media SDK EULA, or QuickTime SDK EULA, the
licensors of this Program grant you additional
permission to convey the resulting work. Corresponding Source for a
non-source form of such a combination shall include the source code for
the parts of OpenSSL and IJG JPEG Library used as well as that of the covered
work.
You can contact Cyan Worlds, Inc. by email legal@cyan.com
or by snail mail at:
Cyan Worlds, Inc.
14617 N Newport Hwy
Mead, WA 99021
*==LICENSE==*/
#ifndef plZlibStream_h_inc
#define plZlibStream_h_inc
#include "hsStream.h"
#include "hsStlUtils.h"
//
// This is for reading a .gz file from a buffer, and writing the uncompressed data to a file.
// Call open with the name of the uncompressed file, then call write with the compressed data.
//
class plZlibStream : public hsStream
{
protected:
hsStream* fOutput;
void* fZStream;
bool fDecompressedOk;
enum Validate { kNeedMoreData, kInvalidHeader, kValidHeader };
Validate fHeader;
std::vector<UInt8> fHeaderCache;
std::wstring fFilename, fMode; // needed for rewind function
int IValidateGzHeader(UInt32 byteCount, const void* buffer);
public:
plZlibStream();
virtual ~plZlibStream();
virtual hsBool Open(const char* filename, const char* mode);
virtual hsBool Open(const wchar* filename, const wchar* mode);
virtual hsBool Close();
virtual UInt32 Write(UInt32 byteCount, const void* buffer);
// Since most functions don't check the return value from Write, you can
// call this after you've passed in all your data to determine if it
// decompressed ok
bool DecompressedOk() { return fDecompressedOk; }
// You can't use these
virtual hsBool AtEnd();
virtual UInt32 Read(UInt32 byteCount, void* buffer);
virtual void Skip(UInt32 deltaByteCount);
virtual void Rewind();
virtual void FastFwd();
virtual UInt32 GetEOF();
};
#endif // plZlibStream_h_inc