ref: 70092af5c0195a4537c777ec0ff2bf0b07a7f9cc
dir: /vpx_mem/include/vpx_mem_intrnl.h/
/* * 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_INCLUDE_VPX_MEM_INTRNL_H_ #define VPX_MEM_INCLUDE_VPX_MEM_INTRNL_H_ #include "./vpx_config.h" #ifndef CONFIG_MEM_MANAGER # if defined(VXWORKS) # define CONFIG_MEM_MANAGER 1 /*include heap manager functionality,*/ /*default: enabled on vxworks*/ # else # define CONFIG_MEM_MANAGER 0 /*include heap manager functionality*/ # endif #endif /*CONFIG_MEM_MANAGER*/ #ifndef CONFIG_MEM_TRACKER # define CONFIG_MEM_TRACKER 1 /*include xvpx_* calls in the lib*/ #endif #ifndef CONFIG_MEM_CHECKS # define CONFIG_MEM_CHECKS 0 /*include some basic safety checks in vpx_memcpy, _memset, and _memmove*/ #endif #ifndef USE_GLOBAL_FUNCTION_POINTERS # define USE_GLOBAL_FUNCTION_POINTERS 0 /*use function pointers instead of compiled functions.*/ #endif #if CONFIG_MEM_TRACKER # include "vpx_mem_tracker.h" # if VPX_MEM_TRACKER_VERSION_CHIEF != 2 || VPX_MEM_TRACKER_VERSION_MAJOR != 5 # error "vpx_mem requires memory tracker version 2.5 to track memory usage" # endif #endif #define ADDRESS_STORAGE_SIZE sizeof(size_t) #ifndef DEFAULT_ALIGNMENT # if defined(VXWORKS) # define DEFAULT_ALIGNMENT 32 /*default addr alignment to use in calls to vpx_* functions other than vpx_memalign*/ # else # define DEFAULT_ALIGNMENT (2 * sizeof(void*)) /* NOLINT */ # endif #endif #if CONFIG_MEM_TRACKER # define TRY_BOUNDS_CHECK 1 /*when set to 1 pads each allocation, integrity can be checked using vpx_memory_tracker_check_integrity or on free by defining*/ /*TRY_BOUNDS_CHECK_ON_FREE*/ #else # define TRY_BOUNDS_CHECK 0 #endif /*CONFIG_MEM_TRACKER*/ #if TRY_BOUNDS_CHECK # define TRY_BOUNDS_CHECK_ON_FREE 0 /*checks mem integrity on every free, very expensive*/ # define BOUNDS_CHECK_VALUE 0xdeadbeef /*value stored before/after ea. mem addr for bounds checking*/ # define BOUNDS_CHECK_PAD_SIZE 32 /*size of the padding before and after ea allocation to be filled with BOUNDS_CHECK_VALUE. this should be a multiple of 4*/ #else # define BOUNDS_CHECK_VALUE 0 # define BOUNDS_CHECK_PAD_SIZE 0 #endif /*TRY_BOUNDS_CHECK*/ #ifndef REMOVE_PRINTFS # define REMOVE_PRINTFS 0 #endif /* Should probably use a vpx_mem logger function. */ #if REMOVE_PRINTFS # define _P(x) #else # define _P(x) x #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)) #endif // VPX_MEM_INCLUDE_VPX_MEM_INTRNL_H_