walkero
/
physfs
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Still more LZMA SDK trimming.

This commit is contained in:
Ryan C. Gordon 2017-07-17 14:43:36 -04:00
parent 8ebecded22
commit 3765efb652
1 changed files with 0 additions and 62 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

62
src/physfs_lzmasdk.h
View File

@ -151,9 +151,6 @@ typedef struct
(output(*size) < input(*size)) is allowed */
} ISeqInStream;
/* it can return SZ_ERROR_INPUT_EOF */
static SRes SeqInStream_Read2(ISeqInStream *stream, void *buf, size_t size, SRes errorType);
typedef struct
{
size_t (*Write)(void *p, const void *buf, size_t size);
@ -188,7 +185,6 @@ typedef struct
SRes (*Seek)(void *p, Int64 *pos, ESzSeek origin);
} ILookInStream;
static SRes LookInStream_LookRead(ILookInStream *stream, void *buf, size_t *size);
static SRes LookInStream_SeekTo(ILookInStream *stream, UInt64 offset);
/* reads via ILookInStream::Read */
@ -468,8 +464,6 @@ EXTERN_C_END
EXTERN_C_BEGIN
/*static UInt32 g_CrcTable[];*/
/* Call CrcGenerateTable one time before other CRC functions */
static void MY_FAST_CALL CrcGenerateTable(void);
@ -1603,36 +1597,12 @@ static Bool CPU_Sys_Is_SSE_Supported()
/*#include "7zTypes.h"*/
static SRes SeqInStream_Read2(ISeqInStream *stream, void *buf, size_t size, SRes errorType)
{
while (size != 0)
{
size_t processed = size;
RINOK(stream->Read(stream, buf, &processed));
if (processed == 0)
return errorType;
buf = (void *)((Byte *)buf + processed);
size -= processed;
}
return SZ_OK;
}
static SRes LookInStream_SeekTo(ILookInStream *stream, UInt64 offset)
{
Int64 t = offset;
return stream->Seek(stream, &t, SZ_SEEK_SET);
}
static SRes LookInStream_LookRead(ILookInStream *stream, void *buf, size_t *size)
{
const void *lookBuf;
if (*size == 0)
return SZ_OK;
RINOK(stream->Look(stream, &lookBuf, size));
memcpy(buf, lookBuf, *size);
return stream->Skip(stream, *size);
}
static SRes LookInStream_Read2(ILookInStream *stream, void *buf, size_t size, SRes errorType)
{
while (size != 0)
@ -5748,38 +5718,6 @@ static SRes LzmaDec_AllocateProbs(CLzmaDec *p, const Byte *props, unsigned props
return SZ_OK;
}
static SRes LzmaDec_Allocate(CLzmaDec *p, const Byte *props, unsigned propsSize, ISzAlloc *alloc)
{
CLzmaProps propNew;
SizeT dicBufSize;
RINOK(LzmaProps_Decode(&propNew, props, propsSize));
RINOK(LzmaDec_AllocateProbs2(p, &propNew, alloc));
{
UInt32 dictSize = propNew.dicSize;
SizeT mask = ((UInt32)1 << 12) - 1;
if (dictSize >= ((UInt32)1 << 30)) mask = ((UInt32)1 << 22) - 1;
else if (dictSize >= ((UInt32)1 << 22)) mask = ((UInt32)1 << 20) - 1;;
dicBufSize = ((SizeT)dictSize + mask) & ~mask;
if (dicBufSize < dictSize)
dicBufSize = dictSize;
}
if (!p->dic || dicBufSize != p->dicBufSize)
{
LzmaDec_FreeDict(p, alloc);
p->dic = (Byte *)alloc->Alloc(alloc, dicBufSize);
if (!p->dic)
{
LzmaDec_FreeProbs(p, alloc);
return SZ_ERROR_MEM;
}
}
p->dicBufSize = dicBufSize;
p->prop = propNew;
return SZ_OK;
}
/* Lzma2Dec.c -- LZMA2 Decoder
2015-11-09 : Igor Pavlov : Public domain */