aom_mem/aom_mem.h

/*
 * Copyright (c) 2016, Alliance for Open Media. All rights reserved.
 *
 * This source code is subject to the terms of the BSD 2 Clause License and
 * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
 * was not distributed with this source code in the LICENSE file, you can
 * obtain it at www.aomedia.org/license/software. If the Alliance for Open
 * Media Patent License 1.0 was not distributed with this source code in the
 * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
 */

#ifndef AOM_AOM_MEM_AOM_MEM_H_
#define AOM_AOM_MEM_AOM_MEM_H_

#include "aom/aom_integer.h"
#include "config/aom_config.h"

#if defined(__uClinux__)
#include <lddk.h>
#endif

#if defined(__cplusplus)
extern "C" {
#endif

#ifndef AOM_MAX_ALLOCABLE_MEMORY
#if SIZE_MAX > (1ULL << 32)
#define AOM_MAX_ALLOCABLE_MEMORY 8589934592  // 8 GB
#else
// For 32-bit targets keep this below INT_MAX to avoid valgrind warnings.
#define AOM_MAX_ALLOCABLE_MEMORY ((1ULL << 31) - (1 << 16))
#endif
#endif

void *aom_memalign(size_t align, size_t size);
void *aom_malloc(size_t size);
void *aom_calloc(size_t num, size_t size);
void aom_free(void *memblk);

static inline void *aom_memset16(void *dest, int val, size_t length) {
  size_t i;
  uint16_t *dest16 = (uint16_t *)dest;
  for (i = 0; i < length; i++) *dest16++ = val;
  return dest;
}

/*returns an addr aligned to the byte boundary specified by align*/
#define aom_align_addr(addr, align) \
  (void *)(((uintptr_t)(addr) + ((align) - 1)) & ~(uintptr_t)((align) - 1))

#include <string.h>

#ifdef AOM_MEM_PLTFRM
#include AOM_MEM_PLTFRM
#endif

#if CONFIG_DEBUG
#define AOM_CHECK_MEM_ERROR(error_info, lval, expr)                         \
  do {                                                                      \
    lval = (expr);                                                          \
    if (!lval)                                                              \
      aom_internal_error(error_info, AOM_CODEC_MEM_ERROR,                   \
                         "Failed to allocate " #lval " at %s:%d", __FILE__, \
                         __LINE__);                                         \
  } while (0)
#else
#define AOM_CHECK_MEM_ERROR(error_info, lval, expr)       \
  do {                                                    \
    lval = (expr);                                        \
    if (!lval)                                            \
      aom_internal_error(error_info, AOM_CODEC_MEM_ERROR, \
                         "Failed to allocate " #lval);    \
  } while (0)
#endif

#if defined(__cplusplus)
}
#endif

#endif  // AOM_AOM_MEM_AOM_MEM_H_