zstd_common.c
77 lines
| 2.4 KiB
| text/x-c
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CLexer
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r30434 | /** | ||
* Copyright (c) 2016-present, Yann Collet, Facebook, Inc. | ||||
* All rights reserved. | ||||
* | ||||
* This source code is licensed under the BSD-style license found in the | ||||
* LICENSE file in the root directory of this source tree. An additional grant | ||||
* of patent rights can be found in the PATENTS file in the same directory. | ||||
*/ | ||||
/*-************************************* | ||||
* Dependencies | ||||
***************************************/ | ||||
#include <stdlib.h> /* malloc */ | ||||
#include "error_private.h" | ||||
#define ZSTD_STATIC_LINKING_ONLY | ||||
#include "zstd.h" /* declaration of ZSTD_isError, ZSTD_getErrorName, ZSTD_getErrorCode, ZSTD_getErrorString, ZSTD_versionNumber */ | ||||
/*-**************************************** | ||||
* Version | ||||
******************************************/ | ||||
unsigned ZSTD_versionNumber (void) { return ZSTD_VERSION_NUMBER; } | ||||
/*-**************************************** | ||||
* ZSTD Error Management | ||||
******************************************/ | ||||
/*! ZSTD_isError() : | ||||
* tells if a return value is an error code */ | ||||
unsigned ZSTD_isError(size_t code) { return ERR_isError(code); } | ||||
/*! ZSTD_getErrorName() : | ||||
* provides error code string from function result (useful for debugging) */ | ||||
const char* ZSTD_getErrorName(size_t code) { return ERR_getErrorName(code); } | ||||
/*! ZSTD_getError() : | ||||
* convert a `size_t` function result into a proper ZSTD_errorCode enum */ | ||||
ZSTD_ErrorCode ZSTD_getErrorCode(size_t code) { return ERR_getErrorCode(code); } | ||||
/*! ZSTD_getErrorString() : | ||||
* provides error code string from enum */ | ||||
const char* ZSTD_getErrorString(ZSTD_ErrorCode code) { return ERR_getErrorName(code); } | ||||
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r30822 | /* --- ZBUFF Error Management (deprecated) --- */ | ||
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r30434 | unsigned ZBUFF_isError(size_t errorCode) { return ERR_isError(errorCode); } | ||
const char* ZBUFF_getErrorName(size_t errorCode) { return ERR_getErrorName(errorCode); } | ||||
/*=************************************************************** | ||||
* 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); | ||||
} | ||||
void ZSTD_free(void* ptr, ZSTD_customMem customMem) | ||||
{ | ||||
if (ptr!=NULL) | ||||
customMem.customFree(customMem.opaque, ptr); | ||||
} | ||||