зеркало из https://github.com/mozilla/gecko-dev.git
180 строки
6.2 KiB
C
180 строки
6.2 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_H__
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#define __VPX_MEM_H__
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#if defined(__uClinux__)
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# include <lddk.h>
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#endif
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/* vpx_mem version info */
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#define vpx_mem_version "2.2.1.5"
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#define VPX_MEM_VERSION_CHIEF 2
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#define VPX_MEM_VERSION_MAJOR 2
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#define VPX_MEM_VERSION_MINOR 1
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#define VPX_MEM_VERSION_PATCH 5
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/* end - vpx_mem version info */
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#ifndef VPX_TRACK_MEM_USAGE
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# define VPX_TRACK_MEM_USAGE 0 /* enable memory tracking/integrity checks */
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#endif
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#ifndef VPX_CHECK_MEM_FUNCTIONS
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# define VPX_CHECK_MEM_FUNCTIONS 0 /* enable basic safety checks in _memcpy,
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_memset, and _memmove */
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#endif
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#ifndef REPLACE_BUILTIN_FUNCTIONS
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# define REPLACE_BUILTIN_FUNCTIONS 0 /* replace builtin functions with their
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vpx_ equivalents */
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#endif
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#include <stdlib.h>
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#include <stddef.h>
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#if defined(__cplusplus)
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extern "C" {
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#endif
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/*
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vpx_mem_get_version()
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provided for runtime version checking. Returns an unsigned int of the form
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CHIEF | MAJOR | MINOR | PATCH, where the chief version number is the high
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order byte.
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*/
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unsigned int vpx_mem_get_version(void);
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/*
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vpx_mem_set_heap_size(size_t size)
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size - size in bytes for the memory manager to allocate for its heap
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Sets the memory manager's initial heap size
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Return:
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0: on success
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-1: if memory manager calls have not been included in the vpx_mem lib
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-2: if the memory manager has been compiled to use static memory
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-3: if the memory manager has already allocated its heap
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*/
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int vpx_mem_set_heap_size(size_t size);
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void *vpx_memalign(size_t align, size_t size);
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void *vpx_malloc(size_t size);
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void *vpx_calloc(size_t num, size_t size);
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void *vpx_realloc(void *memblk, size_t size);
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void vpx_free(void *memblk);
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void *vpx_memcpy(void *dest, const void *src, size_t length);
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void *vpx_memset(void *dest, int val, size_t length);
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void *vpx_memmove(void *dest, const void *src, size_t count);
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/* special memory functions */
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void *vpx_mem_alloc(int id, size_t size, size_t align);
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void vpx_mem_free(int id, void *mem, size_t size);
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/* Wrappers to standard library functions. */
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typedef void*(* g_malloc_func)(size_t);
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typedef void*(* g_calloc_func)(size_t, size_t);
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typedef void*(* g_realloc_func)(void *, size_t);
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typedef void (* g_free_func)(void *);
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typedef void*(* g_memcpy_func)(void *, const void *, size_t);
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typedef void*(* g_memset_func)(void *, int, size_t);
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typedef void*(* g_memmove_func)(void *, const void *, size_t);
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int vpx_mem_set_functions(g_malloc_func g_malloc_l
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, g_calloc_func g_calloc_l
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, g_realloc_func g_realloc_l
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, g_free_func g_free_l
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, g_memcpy_func g_memcpy_l
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, g_memset_func g_memset_l
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, g_memmove_func g_memmove_l);
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int vpx_mem_unset_functions(void);
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/* some defines for backward compatibility */
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#define DMEM_GENERAL 0
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#define duck_memalign(X,Y,Z) vpx_memalign(X,Y)
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#define duck_malloc(X,Y) vpx_malloc(X)
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#define duck_calloc(X,Y,Z) vpx_calloc(X,Y)
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#define duck_realloc vpx_realloc
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#define duck_free vpx_free
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#define duck_memcpy vpx_memcpy
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#define duck_memmove vpx_memmove
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#define duck_memset vpx_memset
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#if REPLACE_BUILTIN_FUNCTIONS
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# ifndef __VPX_MEM_C__
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# define memalign vpx_memalign
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# define malloc vpx_malloc
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# define calloc vpx_calloc
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# define realloc vpx_realloc
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# define free vpx_free
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# define memcpy vpx_memcpy
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# define memmove vpx_memmove
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# define memset vpx_memset
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# endif
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#endif
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#if CONFIG_MEM_TRACKER
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#include <stdarg.h>
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/*from vpx_mem/vpx_mem_tracker.c*/
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extern void vpx_memory_tracker_dump();
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extern void vpx_memory_tracker_check_integrity(char *file, unsigned int line);
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extern int vpx_memory_tracker_set_log_type(int type, char *option);
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extern int vpx_memory_tracker_set_log_func(void *userdata,
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void(*logfunc)(void *userdata,
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const char *fmt, va_list args));
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# ifndef __VPX_MEM_C__
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# define vpx_memalign(align, size) xvpx_memalign((align), (size), __FILE__, __LINE__)
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# define vpx_malloc(size) xvpx_malloc((size), __FILE__, __LINE__)
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# define vpx_calloc(num, size) xvpx_calloc(num, size, __FILE__, __LINE__)
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# define vpx_realloc(addr, size) xvpx_realloc(addr, size, __FILE__, __LINE__)
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# define vpx_free(addr) xvpx_free(addr, __FILE__, __LINE__)
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# define vpx_memory_tracker_check_integrity() vpx_memory_tracker_check_integrity(__FILE__, __LINE__)
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# define vpx_mem_alloc(id,size,align) xvpx_mem_alloc(id, size, align, __FILE__, __LINE__)
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# define vpx_mem_free(id,mem,size) xvpx_mem_free(id, mem, size, __FILE__, __LINE__)
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# endif
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void *xvpx_memalign(size_t align, size_t size, char *file, int line);
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void *xvpx_malloc(size_t size, char *file, int line);
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void *xvpx_calloc(size_t num, size_t size, char *file, int line);
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void *xvpx_realloc(void *memblk, size_t size, char *file, int line);
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void xvpx_free(void *memblk, char *file, int line);
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void *xvpx_mem_alloc(int id, size_t size, size_t align, char *file, int line);
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void xvpx_mem_free(int id, void *mem, size_t size, char *file, int line);
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#else
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# ifndef __VPX_MEM_C__
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# define vpx_memory_tracker_dump()
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# define vpx_memory_tracker_check_integrity()
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# define vpx_memory_tracker_set_log_type(t,o) 0
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# define vpx_memory_tracker_set_log_func(u,f) 0
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# endif
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#endif
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#if !VPX_CHECK_MEM_FUNCTIONS
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# ifndef __VPX_MEM_C__
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# include <string.h>
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# define vpx_memcpy memcpy
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# define vpx_memset memset
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# define vpx_memmove memmove
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# endif
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#endif
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#ifdef VPX_MEM_PLTFRM
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# include VPX_MEM_PLTFRM
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#endif
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#if defined(__cplusplus)
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}
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#endif
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#endif /* __VPX_MEM_H__ */
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