ddidderr/zstd-rs
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lots of minor refactorings

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This commit is contained in:
Yann Collet
2016-02-03 02:46:46 +01:00
parent 7d968c7bdd
commit ae7aa06650
7 changed files with 71 additions and 89 deletions
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lib/zstd_buffered.c
+12 -6
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@@ -36,7 +36,7 @@
*/
/* *************************************
* Includes
* Dependencies
***************************************/
#include <stdlib.h>
#include "error_private.h"
@@ -44,6 +44,12 @@
#include "zstd_buffered_static.h"
/* *************************************
* Constants
***************************************/
static size_t ZBUFF_blockHeaderSize = 3;
static size_t ZBUFF_endFrameSize = 3;
/** ************************************************
* Streaming compression
*
@@ -522,7 +528,7 @@ size_t ZBUFF_decompressContinue(ZBUFF_DCtx* zbc, void* dst, size_t* maxDstSizePt
{
size_t nextSrcSizeHint = ZSTD_nextSrcSizeToDecompress(zbc->zc);
if (nextSrcSizeHint > 3) nextSrcSizeHint+= 3; /* get the next block header while at it */
if (nextSrcSizeHint > ZBUFF_blockHeaderSize) nextSrcSizeHint+= ZBUFF_blockHeaderSize; /* get next block header too */
nextSrcSizeHint -= zbc->inPos; /* already loaded*/
return nextSrcSizeHint;
}
@@ -536,7 +542,7 @@ size_t ZBUFF_decompressContinue(ZBUFF_DCtx* zbc, void* dst, size_t* maxDstSizePt
unsigned ZBUFF_isError(size_t errorCode) { return ERR_isError(errorCode); }
const char* ZBUFF_getErrorName(size_t errorCode) { return ERR_getErrorName(errorCode); }
size_t ZBUFF_recommendedCInSize() { return BLOCKSIZE; }
size_t ZBUFF_recommendedCOutSize() { return ZSTD_compressBound(BLOCKSIZE) + 6; }
size_t ZBUFF_recommendedDInSize() { return BLOCKSIZE + 3; }
size_t ZBUFF_recommendedDOutSize() { return BLOCKSIZE; }
size_t ZBUFF_recommendedCInSize(void) { return BLOCKSIZE; }
size_t ZBUFF_recommendedCOutSize(void) { return ZSTD_compressBound(BLOCKSIZE) + ZBUFF_blockHeaderSize + ZBUFF_endFrameSize; }
size_t ZBUFF_recommendedDInSize(void) { return BLOCKSIZE + ZBUFF_blockHeaderSize /* block header size*/ ; }
size_t ZBUFF_recommendedDOutSize(void) { return BLOCKSIZE; }