ddidderr/zstd-rs
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advanced decompression function replaces by normal streaming one

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advanced parameters compatible with ZSTD_decompressStream().
This commit is contained in:
Yann Collet
2018-12-04 10:28:36 -08:00
parent 6ced8f7c7c
commit 34e146f548
7 changed files with 107 additions and 91 deletions
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lib/decompress/zstd_decompress.c
+4 -9
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@@ -42,7 +42,7 @@
/*!
* NO_FORWARD_PROGRESS_MAX :
* maximum allowed nb of calls to ZSTD_decompressStream() and ZSTD_decompress_generic()
* maximum allowed nb of calls to ZSTD_decompressStream()
* without any forward progress
* (defined as: no byte read from input, and no byte flushed to output)
* before triggering an error.
@@ -1565,13 +1565,7 @@ size_t ZSTD_decompressStream(ZSTD_DStream* zds, ZSTD_outBuffer* output, ZSTD_inB
}
}
size_t ZSTD_decompress_generic(ZSTD_DCtx* dctx, ZSTD_outBuffer* output, ZSTD_inBuffer* input)
{
return ZSTD_decompressStream(dctx, output, input);
}
size_t ZSTD_decompress_generic_simpleArgs (
size_t ZSTD_decompressStream_simpleArgs (
ZSTD_DCtx* dctx,
void* dst, size_t dstCapacity, size_t* dstPos,
const void* src, size_t srcSize, size_t* srcPos)
@@ -1579,12 +1573,13 @@ size_t ZSTD_decompress_generic_simpleArgs (
ZSTD_outBuffer output = { dst, dstCapacity, *dstPos };
ZSTD_inBuffer input = { src, srcSize, *srcPos };
/* ZSTD_compress_generic() will check validity of dstPos and srcPos */
size_t const cErr = ZSTD_decompress_generic(dctx, &output, &input);
size_t const cErr = ZSTD_decompressStream(dctx, &output, &input);
*dstPos = output.pos;
*srcPos = input.pos;
return cErr;
}
size_t ZSTD_DCtx_reset(ZSTD_DCtx* dctx, ZSTD_ResetDirective reset)
{
if ( (reset == ZSTD_reset_session_only)