100 lines
3.3 KiB
C
100 lines
3.3 KiB
C
/*
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* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef __VPX_MEM_INTRNL_H__
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#define __VPX_MEM_INTRNL_H__
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#include "vpx_config.h"
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#ifndef CONFIG_MEM_MANAGER
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# if defined(VXWORKS)
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# define CONFIG_MEM_MANAGER 1 /*include heap manager functionality,*/
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/*default: enabled on vxworks*/
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# else
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# define CONFIG_MEM_MANAGER 0 /*include heap manager functionality*/
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# endif
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#endif /*CONFIG_MEM_MANAGER*/
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#ifndef CONFIG_MEM_TRACKER
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# define CONFIG_MEM_TRACKER 1 /*include xvpx_* calls in the lib*/
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#endif
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#ifndef CONFIG_MEM_CHECKS
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# define CONFIG_MEM_CHECKS 0 /*include some basic safety checks in
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vpx_memcpy, _memset, and _memmove*/
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#endif
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#ifndef USE_GLOBAL_FUNCTION_POINTERS
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# define USE_GLOBAL_FUNCTION_POINTERS 0 /*use function pointers instead of compiled functions.*/
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#endif
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#if CONFIG_MEM_TRACKER
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# include "vpx_mem_tracker.h"
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# if VPX_MEM_TRACKER_VERSION_CHIEF != 2 || VPX_MEM_TRACKER_VERSION_MAJOR != 5
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# error "vpx_mem requires memory tracker version 2.5 to track memory usage"
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# endif
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#endif
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#define ADDRESS_STORAGE_SIZE sizeof(size_t)
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#ifndef DEFAULT_ALIGNMENT
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# if defined(VXWORKS)
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# define DEFAULT_ALIGNMENT 32 /*default addr alignment to use in
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calls to vpx_* functions other
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than vpx_memalign*/
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# else
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# define DEFAULT_ALIGNMENT 1
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# endif
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#endif
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#if DEFAULT_ALIGNMENT < 1
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# error "DEFAULT_ALIGNMENT must be >= 1!"
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#endif
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#if CONFIG_MEM_TRACKER
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# define TRY_BOUNDS_CHECK 1 /*when set to 1 pads each allocation,
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integrity can be checked using
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vpx_memory_tracker_check_integrity
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or on free by defining*/
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/*TRY_BOUNDS_CHECK_ON_FREE*/
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#else
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# define TRY_BOUNDS_CHECK 0
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#endif /*CONFIG_MEM_TRACKER*/
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#if TRY_BOUNDS_CHECK
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# define TRY_BOUNDS_CHECK_ON_FREE 0 /*checks mem integrity on every
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free, very expensive*/
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# define BOUNDS_CHECK_VALUE 0xdeadbeef /*value stored before/after ea.
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mem addr for bounds checking*/
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# define BOUNDS_CHECK_PAD_SIZE 32 /*size of the padding before and
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after ea allocation to be filled
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with BOUNDS_CHECK_VALUE.
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this should be a multiple of 4*/
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#else
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# define BOUNDS_CHECK_VALUE 0
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# define BOUNDS_CHECK_PAD_SIZE 0
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#endif /*TRY_BOUNDS_CHECK*/
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#ifndef REMOVE_PRINTFS
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# define REMOVE_PRINTFS 0
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#endif
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/* Should probably use a vpx_mem logger function. */
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#if REMOVE_PRINTFS
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# define _P(x)
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#else
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# define _P(x) x
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#endif
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/*returns an addr aligned to the byte boundary specified by align*/
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#define align_addr(addr,align) (void*)(((size_t)(addr) + ((align) - 1)) & (size_t)-(align))
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#endif /*__VPX_MEM_INTRNL_H__*/
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