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decoding support for legacy v0.2 format

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This commit is contained in:
Yann Collet
2015-10-30 11:21:50 +01:00
parent fc04bcc6d7
commit aa074051d6
19 changed files with 4317 additions and 102 deletions
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lib/zstd.c
+3 -2
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@@ -73,7 +73,7 @@
#include "huff0.h"
#if defined(ZSTD_LEGACY_SUPPORT) && (ZSTD_LEGACY_SUPPORT==1)
# include "zstd_v01.h"
# include "zstd_legacy.h"
#endif
@@ -1307,7 +1307,8 @@ static size_t ZSTD_decompressDCtx(void* ctx, void* dst, size_t maxDstSize, const
if (srcSize < ZSTD_frameHeaderSize+ZSTD_blockHeaderSize) return ERROR(srcSize_wrong);
magicNumber = MEM_readLE32(src);
#if defined(ZSTD_LEGACY_SUPPORT) && (ZSTD_LEGACY_SUPPORT==1)
if (magicNumber == ZSTDv01_magicNumberLE) return ZSTDv01_decompressDCtx(ctx, dst, maxDstSize, src, srcSize);
if (ZSTD_isLegacy(magicNumber))
return ZSTD_decompressLegacy(dst, maxDstSize, src, srcSize, magicNumber);
#endif
if (magicNumber != ZSTD_magicNumber) return ERROR(prefix_unknown);
ip += ZSTD_frameHeaderSize; remainingSize -= ZSTD_frameHeaderSize;