AuroraMiddleware/zstd
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

missed updated files

Browse Source
This commit is contained in:
Yann Collet 2015-10-18 22:26:26 +01:00
parent b1f3f4b565
commit 50174c77fd
2 changed files with 14 additions and 29 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
lib/Makefile
View File

@ -40,8 +40,9 @@ LIBVER = $(LIBVER_MAJOR).$(LIBVER_MINOR).$(LIBVER_PATCH)
DESTDIR?=
PREFIX ?= /usr/local
CPPFLAGS= -I./legacy -DZSTD_LEGACY_SUPPORT=1
CFLAGS ?= -O3
CFLAGS += -I. -std=c99 -Wall -Wextra -Wundef -Wshadow -Wcast-align -Wstrict-prototypes
CFLAGS += -std=c99 -Wall -Wextra -Wundef -Wshadow -Wcast-qual -Wcast-align -Wstrict-prototypes
FLAGS = $(CPPFLAGS) $(CFLAGS) $(LDFLAGS) $(MOREFLAGS)
LIBDIR ?= $(PREFIX)/lib
@ -66,10 +67,10 @@ default: libzstd
all: libzstd
libzstd: zstd.c
libzstd: zstd.c huff0.c fse.c
@echo compiling static library
@$(CC) $(FLAGS) -c $^
@$(AR) rcs libzstd.a zstd.o
@$(AR) rcs libzstd.a zstd.o huff0.o fse.o
@echo compiling dynamic library $(LIBVER)
@$(CC) $(FLAGS) -shared $^ -fPIC $(SONAME_FLAGS) -o $@.$(SHARED_EXT_VER)
@echo creating versioned links

36
lib/zstd.c
View File

@ -148,21 +148,6 @@ static void ZSTD_wildcopy(void* dst, const void* src, size_t length)
while (op < oend) COPY8(op, ip);
}
static U32 ZSTD_readBE32(const void* memPtr)
{
const BYTE* p = (const BYTE*)memPtr;
return (U32)(((U32)p[0]<<24) + ((U32)p[1]<<16) + ((U32)p[2]<<8) + ((U32)p[3]<<0));
}
static void ZSTD_writeBE32(void* memPtr, U32 value)
{
BYTE* const p = (BYTE* const) memPtr;
p[0] = (BYTE)(value>>24);
p[1] = (BYTE)(value>>16);
p[2] = (BYTE)(value>>8);
p[3] = (BYTE)(value>>0);
}
/**************************************
* Local structures
@ -808,7 +793,7 @@ size_t ZSTD_compressBegin(ZSTD_Cctx* ctx, void* dst, size_t maxDstSize)
ZSTD_resetCCtx(ctx);
/* Write Header */
ZSTD_writeBE32(dst, ZSTD_magicNumber);
MEM_writeLE32(dst, ZSTD_magicNumber);
return ZSTD_frameHeaderSize;
}
@ -1016,22 +1001,21 @@ size_t ZSTD_compress(void* dst, size_t maxDstSize, const void* src, size_t srcSi
/**************************************************************
* Decompression code
**************************************************************/
typedef struct ZSTD_Dctx_s
struct ZSTD_Dctx_s
{
U32 LLTable[FSE_DTABLE_SIZE_U32(LLFSELog)];
U32 OffTable[FSE_DTABLE_SIZE_U32(OffFSELog)];
U32 MLTable[FSE_DTABLE_SIZE_U32(MLFSELog)];
BYTE litBuffer[BLOCKSIZE];
const BYTE* litPtr;
size_t litBufSize;
size_t litSize;
void* previousDstEnd;
void* base;
size_t expected;
blockType_t bType;
U32 phase;
} ZSTD_Dctx;
const BYTE* litPtr;
size_t litBufSize;
size_t litSize;
BYTE litBuffer[BLOCKSIZE];
}; /* typedef'd to ZSTD_Dctx */
size_t ZSTD_getcBlockSize(const void* src, size_t srcSize, blockProperties_t* bpPtr)
{
@ -1493,9 +1477,9 @@ static size_t ZSTD_decompressDCtx(void* ctx, void* dst, size_t maxDstSize, const
/* Frame Header */
if (srcSize < ZSTD_frameHeaderSize+ZSTD_blockHeaderSize) return ERROR(srcSize_wrong);
magicNumber = ZSTD_readBE32(src);
magicNumber = MEM_readLE32(src);
#if defined(ZSTD_LEGACY_SUPPORT) && (ZSTD_LEGACY_SUPPORT==1)
if (magicNumber != ZSTDv01_magicNumber) return ZSTDv01_decompressDCtx(ctx, dst, maxDstSize, src, srcSize);
if (magicNumber == ZSTDv01_magicNumberLE) return ZSTDv01_decompressDCtx(ctx, dst, maxDstSize, src, srcSize);
#endif // defined
if (magicNumber != ZSTD_magicNumber) return ERROR(prefix_unknown);
ip += ZSTD_frameHeaderSize; remainingSize -= ZSTD_frameHeaderSize;
@ -1592,7 +1576,7 @@ size_t ZSTD_decompressContinue(ZSTD_Dctx* dctx, void* dst, size_t maxDstSize, co
if (ctx->phase == 0)
{
/* Check frame magic header */
U32 magicNumber = ZSTD_readBE32(src);
U32 magicNumber = MEM_readLE32(src);
if (magicNumber != ZSTD_magicNumber) return ERROR(prefix_unknown);
ctx->phase = 1;
ctx->expected = ZSTD_blockHeaderSize;