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modified streaming compression API

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This commit is contained in:
Yann Collet
2016-01-26 16:31:22 +01:00
parent 7b51a2948f
commit 1c8e194297
9 changed files with 52 additions and 84 deletions
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lib/zstd_buffered.c
+5 -6
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@@ -119,7 +119,7 @@ size_t ZBUFF_freeCCtx(ZBUFF_CCtx* zbc)
#define MIN(a,b) ( ((a)<(b)) ? (a) : (b) )
#define BLOCKSIZE (128 * 1024) /* a bit too "magic", should come from reference */
size_t ZBUFF_compressInit_advanced(ZBUFF_CCtx* zbc, ZSTD_parameters params)
size_t ZBUFF_compressInit_advanced(ZBUFF_CCtx* zbc, const void* dict, size_t dictSize, ZSTD_parameters params)
{
size_t neededInBuffSize;
@@ -143,7 +143,7 @@ size_t ZBUFF_compressInit_advanced(ZBUFF_CCtx* zbc, ZSTD_parameters params)
if (zbc->outBuff == NULL) return ERROR(memory_allocation);
}
zbc->outBuffContentSize = ZSTD_compressBegin_advanced(zbc->zc, params);
zbc->outBuffContentSize = ZSTD_compressBegin_advanced(zbc->zc, dict, dictSize, params);
if (ZSTD_isError(zbc->outBuffContentSize)) return zbc->outBuffContentSize;
zbc->inToCompress = 0;
@@ -156,14 +156,13 @@ size_t ZBUFF_compressInit_advanced(ZBUFF_CCtx* zbc, ZSTD_parameters params)
size_t ZBUFF_compressInit(ZBUFF_CCtx* zbc, int compressionLevel)
{
return ZBUFF_compressInit_advanced(zbc, ZSTD_getParams(compressionLevel, 0));
return ZBUFF_compressInit_advanced(zbc, NULL, 0, ZSTD_getParams(compressionLevel, 0));
}
ZSTDLIB_API size_t ZBUFF_compressWithDictionary(ZBUFF_CCtx* zbc, const void* src, size_t srcSize)
ZSTDLIB_API size_t ZBUFF_compressInitDictionary(ZBUFF_CCtx* zbc, const void* dict, size_t dictSize, int compressionLevel)
{
ZSTD_compress_insertDictionary(zbc->zc, src, srcSize);
return 0;
return ZBUFF_compressInit_advanced(zbc, dict, dictSize, ZSTD_getParams(compressionLevel, 0));
}