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Update of Zstandard to 1.3.0

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This commit is contained in:
Tino Reichardt
2017-07-05 23:13:15 +02:00
parent e4157accb2
commit eb54557e5f
18 changed files with 2369 additions and 1081 deletions
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47
C/zstd/zstd_common.c
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@@ -12,16 +12,19 @@
/*-*************************************
* Dependencies
***************************************/
#include <stdlib.h> /* malloc */
#include <stdlib.h> /* malloc, calloc, free */
#include <string.h> /* memset */
#include "error_private.h"
#define ZSTD_STATIC_LINKING_ONLY
#include "zstd.h" /* declaration of ZSTD_isError, ZSTD_getErrorName, ZSTD_getErrorCode, ZSTD_getErrorString, ZSTD_versionNumber */
#include "zstd.h"
/*-****************************************
* Version
******************************************/
unsigned ZSTD_versionNumber (void) { return ZSTD_VERSION_NUMBER; }
unsigned ZSTD_versionNumber(void) { return ZSTD_VERSION_NUMBER; }
const char* ZSTD_versionString(void) { return ZSTD_VERSION_STRING; }
/*-****************************************
@@ -47,27 +50,31 @@ const char* ZSTD_getErrorString(ZSTD_ErrorCode code) { return ERR_getErrorString
/*=**************************************************************
* Custom allocator
****************************************************************/
/* default uses stdlib */
void* ZSTD_defaultAllocFunction(void* opaque, size_t size)
{
void* address = malloc(size);
(void)opaque;
return address;
}
void ZSTD_defaultFreeFunction(void* opaque, void* address)
{
(void)opaque;
free(address);
}
void* ZSTD_malloc(size_t size, ZSTD_customMem customMem)
{
return customMem.customAlloc(customMem.opaque, size);
if (customMem.customAlloc)
return customMem.customAlloc(customMem.opaque, size);
return malloc(size);
}
void* ZSTD_calloc(size_t size, ZSTD_customMem customMem)
{
if (customMem.customAlloc) {
/* calloc implemented as malloc+memset;
* not as efficient as calloc, but next best guess for custom malloc */
void* const ptr = customMem.customAlloc(customMem.opaque, size);
memset(ptr, 0, size);
return ptr;
}
return calloc(1, size);
}
void ZSTD_free(void* ptr, ZSTD_customMem customMem)
{
if (ptr!=NULL)
customMem.customFree(customMem.opaque, ptr);
if (ptr!=NULL) {
if (customMem.customFree)
customMem.customFree(customMem.opaque, ptr);
else
free(ptr);
}
}