OrdinaryMagician/vkdoom_m
OrdinaryMagician/vkdoom_m
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Merge remote-tracking branch 'zdoom/master' into openal

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This commit is contained in:
Chris Robinson 2014-06-28 23:29:48 -07:00
commit 48df515dd1
22 changed files with 114 additions and 84 deletions
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27
src/files.cpp
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@ -33,11 +33,17 @@
**
*/
#ifdef _WIN32
#define USE_WINDOWS_DWORD
#endif
#include "LzmaDec.h"
#include "files.h"
#include "i_system.h"
#include "templates.h"
#include "m_misc.h"
//==========================================================================
//
// FileReader
@ -370,6 +376,15 @@ extern "C" void bz_internal_error (int errcode)
//
//==========================================================================
// This is retarded but necessary to work around the inclusion of windows.h in recent
// LZMA versions, meaning it's no longer possible to include the LZMA headers in files.h.
// As a result we cannot declare the CLzmaDec member in the header so we work around
// it my wrapping it into another struct that can be declared anonymously in the header.
struct FileReaderLZMA::StreamPointer
{
CLzmaDec Stream;
};
static void *SzAlloc(void *, size_t size) { return malloc(size); }
static void SzFree(void *, void *address) { free(address); }
ISzAlloc g_Alloc = { SzAlloc, SzFree };
@ -398,20 +413,22 @@ FileReaderLZMA::FileReaderLZMA (FileReader &file, size_t uncompressed_size, bool
FillBuffer();
LzmaDec_Construct(&Stream);
err = LzmaDec_Allocate(&Stream, header + 4, LZMA_PROPS_SIZE, &g_Alloc);
Streamp = new StreamPointer;
LzmaDec_Construct(&Streamp->Stream);
err = LzmaDec_Allocate(&Streamp->Stream, header + 4, LZMA_PROPS_SIZE, &g_Alloc);
if (err != SZ_OK)
{
I_Error("FileReaderLZMA: LzmaDec_Allocate failed: %d\n", err);
}
LzmaDec_Init(&Stream);
LzmaDec_Init(&Streamp->Stream);
}
FileReaderLZMA::~FileReaderLZMA ()
{
LzmaDec_Free(&Stream, &g_Alloc);
LzmaDec_Free(&Streamp->Stream, &g_Alloc);
delete Streamp;
}
long FileReaderLZMA::Read (void *buffer, long len)
@ -426,7 +443,7 @@ long FileReaderLZMA::Read (void *buffer, long len)
size_t out_processed = len;
size_t in_processed = InSize;
err = LzmaDec_DecodeToBuf(&Stream, next_out, &out_processed, InBuff + InPos, &in_processed, finish_mode, &status);
err = LzmaDec_DecodeToBuf(&Streamp->Stream, next_out, &out_processed, InBuff + InPos, &in_processed, finish_mode, &status);
InPos += in_processed;
InSize -= in_processed;
next_out += out_processed;