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/*
* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef __VPX_MEM_H__
#define __VPX_MEM_H__
#include <string.h>
#include <stdlib.h>
#include <stddef.h>
#include <stdio.h>
#include <assert.h>
#if defined(__cplusplus)
extern "C" {
#endif
/* returns an addr aligned to the byte boundary specified by align */
#define align_addr(addr,align) (void*)(((size_t)(addr) + ((align) - 1)) & (size_t)-(align))
#define ADDRESS_STORAGE_SIZE sizeof(size_t)
#define DEFAULT_ALIGNMENT 32 // must be >= 1 !
#if defined(__GNUC__) && __GNUC__
#define DECLARE_ALIGNED(n,typ,val) typ val __attribute__ ((aligned (n)))
#else
#warning No alignment directives known for this compiler.
#define DECLARE_ALIGNED(n,typ,val) typ val
#endif
#if ENABLE_DEBUG
#define CHECK_MEM_ERROR(lval,expr) do { \
lval = (expr); \
if (!lval) \
vpx_internal_error(&pbi->common.error, VPX_CODEC_MEM_ERROR, \
"Failed to allocate "#lval" at %s:%d", \
__FILE__,__LINE__); \
} while(0)
#else
#define CHECK_MEM_ERROR(lval,expr) do { \
lval = (expr); \
if (!lval) \
vpx_internal_error(&pbi->common.error, VPX_CODEC_MEM_ERROR, \
"Failed to allocate "#lval); \
} while(0)
#endif /* ENABLE_DEBUG */
void *vpx_memalign(size_t align, size_t size);
void *vpx_malloc(size_t size);
void *vpx_calloc(size_t num, size_t size);
void *vpx_realloc(void *memblk, size_t size);
void vpx_free(void *memblk);
#if defined(__cplusplus)
}
#endif
#endif /* __VPX_MEM_H__ */
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