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