/* * Mesa 3-D graphics library * Version: 4.0.2 * * Copyright (C) 1999-2002 Brian Paul All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included * in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ /* $XFree86: xc/extras/Mesa/src/mem.h,v 1.9 2003/01/12 03:55:44 tsi Exp $ */ #ifndef MEM_H #define MEM_H #include "glheader.h" /* Do not reference mtypes.h from this file. */ /* * Memory allocation */ #if defined(WIN32) && defined(_DEBUG) #include #ifndef _CRTDBG_MAP_ALLOC # define _CRTDBG_MAP_ALLOC 1 #endif #include #define _mesa_malloc(n) _malloc_dbg( n, _NORMAL_BLOCK, __FILE__ , __LINE__ ) #define _mesa_calloc(n) _calloc_dbg( 1, n, _NORMAL_BLOCK, __FILE__ , __LINE__ ) #define _mesa_free(p) _free_dbg(p, _NORMAL_BLOCK ) extern void *_mesa_align_malloc_dbg(size_t bytes, unsigned long alignment, const char *_file, int _line ); extern void *_mesa_align_calloc_dbg(size_t bytes, unsigned long alignment, const char *_file, int _line ); extern void _mesa_align_free_dbg(void *ptr, const char *_file, int _line); #define _mesa_align_malloc( s, a ) _mesa_align_malloc_dbg( s, a, __FILE__ , __LINE__ ) #define _mesa_align_calloc( s, a ) _mesa_align_calloc_dbg( s, a, __FILE__ , __LINE__ ) #define _mesa_align_free(p) _mesa_align_free_dbg(p, __FILE__ , __LINE__) #else /* WIN32 && _DEBUG */ extern void *_mesa_malloc(size_t bytes); extern void *_mesa_calloc(size_t bytes); extern void _mesa_free(void *ptr); extern void *_mesa_align_malloc(size_t bytes, unsigned long alignment); extern void *_mesa_align_calloc(size_t bytes, unsigned long alignment); extern void _mesa_align_free(void *ptr); #endif /* WIN32 && _DEBUG */ #ifdef DEBUG /* call Mesa memory functions */ #define MALLOC(BYTES) _mesa_malloc(BYTES) #define CALLOC(BYTES) _mesa_calloc(BYTES) #define MALLOC_STRUCT(T) (struct T *) _mesa_malloc(sizeof(struct T)) #define CALLOC_STRUCT(T) (struct T *) _mesa_calloc(sizeof(struct T)) #define FREE(PTR) _mesa_free(PTR) #else /* directly call C lib memory functions */ #define MALLOC(BYTES) (void *) malloc(BYTES) #define CALLOC(BYTES) (void *) calloc(1, BYTES) #define MALLOC_STRUCT(T) (struct T *) malloc(sizeof(struct T)) #define CALLOC_STRUCT(T) (struct T *) calloc(1,sizeof(struct T)) #define FREE(PTR) free(PTR) #endif /* call Mesa N-byte aligned memory functions */ #define ALIGN_MALLOC(BYTES, N) (void *) _mesa_align_malloc(BYTES, N) #define ALIGN_CALLOC(BYTES, N) (void *) _mesa_align_calloc(BYTES, N) #define ALIGN_MALLOC_STRUCT(T, N) (struct T *) _mesa_align_malloc(sizeof(struct T), N) #define ALIGN_CALLOC_STRUCT(T, N) (struct T *) _mesa_align_calloc(sizeof(struct T), N) #define ALIGN_FREE(PTR) _mesa_align_free(PTR) #ifdef MESA_EXTERNAL_BUFFERALLOC /* * If you want Mesa's depth/stencil/accum/etc buffers to be allocated * with a specialized allocator you can define MESA_EXTERNAL_BUFFERALLOC * and implement _ext_mesa_alloc/free_pixelbuffer() in your app. * Contributed by Gerk Huisma (gerk@five-d.demon.nl). */ extern void *_ext_mesa_alloc_pixelbuffer( unsigned int size ); extern void _ext_mesa_free_pixelbuffer( void *pb ); #define MESA_PBUFFER_ALLOC(BYTES) (void *) _ext_mesa_alloc_pixelbuffer(BYTES) #define MESA_PBUFFER_FREE(PTR) _ext_mesa_free_pixelbuffer(PTR) #else /* Default buffer allocation uses the aligned allocation routines: */ #define MESA_PBUFFER_ALLOC(BYTES) (void *) _mesa_align_malloc(BYTES, 512) #define MESA_PBUFFER_FREE(PTR) _mesa_align_free(PTR) #endif /* Memory copy: */ #ifdef SUNOS4 #define MEMCPY( DST, SRC, BYTES) \ memcpy( (char *) (DST), (char *) (SRC), (int) (BYTES) ) #else #define MEMCPY( DST, SRC, BYTES) \ memcpy( (void *) (DST), (void *) (SRC), (size_t) (BYTES) ) #endif /* Memory set: */ #ifdef SUNOS4 #define MEMSET( DST, VAL, N ) \ memset( (char *) (DST), (int) (VAL), (int) (N) ) #else #define MEMSET( DST, VAL, N ) \ memset( (void *) (DST), (int) (VAL), (size_t) (N) ) #endif extern void _mesa_memset16( GLushort *dst, GLushort val, size_t n ); #define MEMSET16( DST, VAL, N ) \ _mesa_memset16( (GLushort *) (DST), (GLushort) (VAL), (size_t) (N) ) /* On some systems we might want to use bzero() (but is bzero portable?) */ #if defined(__FreeBSD__) #define BZERO( ADDR, N ) \ bzero( (void *) (ADDR), (size_t) (N) ) #else #define BZERO( ADDR, N ) \ memset( (void *) (ADDR), 0, (size_t) (N) ) #endif /* MACs and BeOS don't support static larger than 32kb, so... */ #if defined(macintosh) && !defined(__MRC__) /*extern char *AGLAlloc(int size);*/ /*extern void AGLFree(char* ptr);*/ # define DEFARRAY(TYPE,NAME,SIZE) TYPE *NAME = (TYPE*)MALLOC(sizeof(TYPE)*(SIZE)) # define DEFMARRAY(TYPE,NAME,SIZE1,SIZE2) TYPE (*NAME)[SIZE2] = (TYPE(*)[SIZE2])MALLOC(sizeof(TYPE)*(SIZE1)*(SIZE2)) # define DEFMNARRAY(TYPE,NAME,SIZE1,SIZE2,SIZE3) TYPE (*NAME)[SIZE2][SIZE3] = (TYPE(*)[SIZE2][SIZE3])MALLOC(sizeof(TYPE)*(SIZE1)*(SIZE2)*(SIZE3)) # define CHECKARRAY(NAME,CMD) do {if (!(NAME)) {CMD;}} while (0) # define UNDEFARRAY(NAME) do {if ((NAME)) {FREE((char*)NAME);} }while (0) #elif defined(__BEOS__) # define DEFARRAY(TYPE,NAME,SIZE) TYPE *NAME = (TYPE*)malloc(sizeof(TYPE)*(SIZE)) # define DEFMARRAY(TYPE,NAME,SIZE1,SIZE2) TYPE (*NAME)[SIZE2] = (TYPE(*)[SIZE2])malloc(sizeof(TYPE)*(SIZE1)*(SIZE2)) # define DEFMNARRAY(TYPE,NAME,SIZE1,SIZE2,SIZE3) TYPE (*NAME)[SIZE2][SIZE3] = (TYPE(*)[SIZE2][SIZE3])malloc(sizeof(TYPE)*(SIZE1)*(SIZE2)*(SIZE3)) # define CHECKARRAY(NAME,CMD) do {if (!(NAME)) {CMD;}} while (0) # define UNDEFARRAY(NAME) do {if ((NAME)) {free((char*)NAME);} }while (0) #else # define DEFARRAY(TYPE,NAME,SIZE) TYPE NAME[SIZE] # define DEFMARRAY(TYPE,NAME,SIZE1,SIZE2) TYPE NAME[SIZE1][SIZE2] # define DEFMNARRAY(TYPE,NAME,SIZE1,SIZE2,SIZE3) TYPE NAME[SIZE1][SIZE2][SIZE3] # define CHECKARRAY(NAME,CMD) do {} while(0) # define UNDEFARRAY(NAME) #endif #endif