src/mesa/main/imports.h

   1 /* $Id: imports.h,v 1.6 2002/10/24 23:57:21 brianp Exp $ */
   2
   3 /*
   4  * Mesa 3-D graphics library
   5  * Version:  4.1
   6  *
   7  * Copyright (C) 1999-2002  Brian Paul   All Rights Reserved.
   8  *
   9  * Permission is hereby granted, free of charge, to any person obtaining a
  10  * copy of this software and associated documentation files (the "Software"),
  11  * to deal in the Software without restriction, including without limitation
  12  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  13  * and/or sell copies of the Software, and to permit persons to whom the
  14  * Software is furnished to do so, subject to the following conditions:
  15  *
  16  * The above copyright notice and this permission notice shall be included
  17  * in all copies or substantial portions of the Software.
  18  *
  19  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  20  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  21  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  22  * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  23  * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  24  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  25  */
  26
  27
  28 /*
  29  * This file provides wrappers for all the standard C library functions
  30  * like malloc, free, printf, getenv, etc.
  31  */
  32
  33
  34 #ifndef IMPORTS_H
  35 #define IMPORTS_H
  36
  37
  38 #define MALLOC(BYTES)      _mesa_malloc(BYTES)
  39 #define CALLOC(BYTES)      _mesa_calloc(BYTES)
  40 #define MALLOC_STRUCT(T)   (struct T *) _mesa_malloc(sizeof(struct T))
  41 #define CALLOC_STRUCT(T)   (struct T *) _mesa_calloc(sizeof(struct T))
  42 #define FREE(PTR)          _mesa_free(PTR)
  43
  44 #define ALIGN_MALLOC(BYTES, N)     _mesa_align_malloc(BYTES, N)
  45 #define ALIGN_CALLOC(BYTES, N)     _mesa_align_calloc(BYTES, N)
  46 #define ALIGN_MALLOC_STRUCT(T, N)  (struct T *) _mesa_align_malloc(sizeof(struct T), N)
  47 #define ALIGN_CALLOC_STRUCT(T, N)  (struct T *) _mesa_align_calloc(sizeof(struct T), N)
  48 #define ALIGN_FREE(PTR)            _mesa_align_free(PTR)
  49
  50 #define MEMCPY( DST, SRC, BYTES)   _mesa_memcpy(DST, SRC, BYTES)
  51 #define MEMSET( DST, VAL, N )      _mesa_memset(DST, VAL, N)
  52 #define BZERO( ADDR, N )           _mesa_bzero(ADDR, N)
  53
  54
  55 /* MACs and BeOS don't support static larger than 32kb, so... */
  56 #if defined(macintosh) && !defined(__MRC__)
  57 /*extern char *AGLAlloc(int size);*/
  58 /*extern void AGLFree(char* ptr);*/
  59 #  define DEFARRAY(TYPE,NAME,SIZE)                      TYPE *NAME = (TYPE*)_mesa_alloc(sizeof(TYPE)*(SIZE))
  60 #  define DEFMARRAY(TYPE,NAME,SIZE1,SIZE2)              TYPE (*NAME)[SIZE2] = (TYPE(*)[SIZE2])_mesa_alloc(sizeof(TYPE)*(SIZE1)*(SIZE2))
  61 #  define DEFMNARRAY(TYPE,NAME,SIZE1,SIZE2,SIZE3)       TYPE (*NAME)[SIZE2][SIZE3] = (TYPE(*)[SIZE2][SIZE3])_mesa_alloc(sizeof(TYPE)*(SIZE1)*(SIZE2)*(SIZE3))
  62
  63 #  define CHECKARRAY(NAME,CMD)                          do {if (!(NAME)) {CMD;}} while (0)
  64 #  define UNDEFARRAY(NAME)                              do {if ((NAME)) {_mesa_free((char*)NAME);}  }while (0)
  65 #elif defined(__BEOS__)
  66 #  define DEFARRAY(TYPE,NAME,SIZE)                      TYPE *NAME = (TYPE*)_mesa_malloc(sizeof(TYPE)*(SIZE))
  67 #  define DEFMARRAY(TYPE,NAME,SIZE1,SIZE2)              TYPE (*NAME)[SIZE2] = (TYPE(*)[SIZE2])_mesa_malloc(sizeof(TYPE)*(SIZE1)*(SIZE2))
  68 #  define DEFMNARRAY(TYPE,NAME,SIZE1,SIZE2,SIZE3)       TYPE (*NAME)[SIZE2][SIZE3] = (TYPE(*)[SIZE2][SIZE3])_mesa_malloc(sizeof(TYPE)*(SIZE1)*(SIZE2)*(SIZE3))
  69 #  define CHECKARRAY(NAME,CMD)                          do {if (!(NAME)) {CMD;}} while (0)
  70 #  define UNDEFARRAY(NAME)                              do {if ((NAME)) {_mesa_free((char*)NAME);}  }while (0)
  71 #else
  72 #  define DEFARRAY(TYPE,NAME,SIZE)                      TYPE NAME[SIZE]
  73 #  define DEFMARRAY(TYPE,NAME,SIZE1,SIZE2)              TYPE NAME[SIZE1][SIZE2]
  74 #  define DEFMNARRAY(TYPE,NAME,SIZE1,SIZE2,SIZE3)       TYPE NAME[SIZE1][SIZE2][SIZE3]
  75 #  define CHECKARRAY(NAME,CMD)                          do {} while(0)
  76 #  define UNDEFARRAY(NAME)
  77 #endif
  78
  79
  80 #ifdef MESA_EXTERNAL_BUFFERALLOC
  81 /*
  82  * If you want Mesa's depth/stencil/accum/etc buffers to be allocated
  83  * with a specialized allocator you can define MESA_EXTERNAL_BUFFERALLOC
  84  * and implement _ext_mesa_alloc/free_pixelbuffer() in your app.
  85  * Contributed by Gerk Huisma (gerk@five-d.demon.nl).
  86  */
  87 extern void *_ext_mesa_alloc_pixelbuffer( unsigned int size );
  88 extern void _ext_mesa_free_pixelbuffer( void *pb );
  89
  90 #define MESA_PBUFFER_ALLOC(BYTES)  (void *) _ext_mesa_alloc_pixelbuffer(BYTES)
  91 #define MESA_PBUFFER_FREE(PTR)     _ext_mesa_free_pixelbuffer(PTR)
  92 #else
  93 /* Default buffer allocation uses the aligned allocation routines: */
  94 #define MESA_PBUFFER_ALLOC(BYTES)  (void *) _mesa_align_malloc(BYTES, 512)
  95 #define MESA_PBUFFER_FREE(PTR)     _mesa_align_free(PTR)
  96 #endif
  97
  98
  99 extern void *
 100 _mesa_malloc( size_t bytes );
 101
 102 extern void *
 103 _mesa_calloc( size_t bytes );
 104
 105 extern void
 106 _mesa_free( void *ptr );
 107
 108 extern void *
 109 _mesa_align_malloc( size_t bytes, unsigned long alignment );
 110
 111 extern void *
 112 _mesa_align_calloc( size_t bytes, unsigned long alignment );
 113
 114 extern void
 115 _mesa_align_free( void *ptr );
 116
 117 extern void *
 118 _mesa_memcpy( void *dest, const void *src, size_t n );
 119
 120 extern void
 121 _mesa_memset( void *dst, int val, size_t n );
 122
 123 extern void
 124 _mesa_memset16( unsigned short *dst, unsigned short val, size_t n );
 125
 126 extern void
 127 _mesa_bzero( void *dst, size_t n );
 128
 129
 130 extern char *
 131 _mesa_getenv( const char *var );
 132
 133 extern char *
 134 _mesa_strstr( const char *haystack, const char *needle );
 135
 136 extern int
 137 _mesa_atoi( const char *s );
 138
 139 extern int
 140 _mesa_sprintf( char *str, const char *fmt, ... );
 141
 142 extern void
 143 _mesa_printf( const char *fmtString, ... );
 144
 145
 146 extern void
 147 _mesa_warning( __GLcontext *gc, const char *fmtString, ... );
 148
 149 extern void
 150 _mesa_problem( const __GLcontext *ctx, const char *s );
 151
 152 extern void
 153 _mesa_error( __GLcontext *ctx, GLenum error, const char *fmtString, ... );
 154
 155 extern void
 156 _mesa_debug( const __GLcontext *ctx, const char *fmtString, ... );
 157
 158
 159 extern void
 160 _mesa_init_default_imports( __GLimports *imports, void *driverCtx );
 161
 162
 163 #endif /* IMPORTS_H */
 164