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72 giacomo 1 
/* $Id: imports.h,v 1.2 2003-03-13 12:20:29 giacomo Exp $ */
55 pj 2 
 
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/*
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 * Mesa 3-D graphics library
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 * Version:  5.0
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 *
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 * Copyright (C) 1999-2002  Brian Paul   All Rights Reserved.
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 *
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 * Permission is hereby granted, free of charge, to any person obtaining a
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 * copy of this software and associated documentation files (the "Software"),
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 * to deal in the Software without restriction, including without limitation
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 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
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 * and/or sell copies of the Software, and to permit persons to whom the
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 * Software is furnished to do so, subject to the following conditions:
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 *
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 * The above copyright notice and this permission notice shall be included
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 * in all copies or substantial portions of the Software.
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 *
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 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
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 * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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 */
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/*
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 * This file provides wrappers for all the standard C library functions
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 * like malloc, free, printf, getenv, etc.
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 */
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#ifndef IMPORTS_H
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#define IMPORTS_H
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#define MALLOC(BYTES)      _mesa_malloc(BYTES)
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#define CALLOC(BYTES)      _mesa_calloc(BYTES)
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#define MALLOC_STRUCT(T)   (struct T *) _mesa_malloc(sizeof(struct T))
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#define CALLOC_STRUCT(T)   (struct T *) _mesa_calloc(sizeof(struct T))
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#define FREE(PTR)          _mesa_free(PTR)
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#define ALIGN_MALLOC(BYTES, N)     _mesa_align_malloc(BYTES, N)
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#define ALIGN_CALLOC(BYTES, N)     _mesa_align_calloc(BYTES, N)
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#define ALIGN_MALLOC_STRUCT(T, N)  (struct T *) _mesa_align_malloc(sizeof(struct T), N)
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#define ALIGN_CALLOC_STRUCT(T, N)  (struct T *) _mesa_align_calloc(sizeof(struct T), N)
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#define ALIGN_FREE(PTR)            _mesa_align_free(PTR)
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#define MEMCPY( DST, SRC, BYTES)   _mesa_memcpy(DST, SRC, BYTES)
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#define MEMSET( DST, VAL, N )      _mesa_memset(DST, VAL, N)
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/* MACs and BeOS don't support static larger than 32kb, so... */
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#if defined(macintosh) && !defined(__MRC__)
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/*extern char *AGLAlloc(int size);*/
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/*extern void AGLFree(char* ptr);*/
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#  define DEFARRAY(TYPE,NAME,SIZE)                      TYPE *NAME = (TYPE*)_mesa_alloc(sizeof(TYPE)*(SIZE))
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#  define DEFMARRAY(TYPE,NAME,SIZE1,SIZE2)              TYPE (*NAME)[SIZE2] = (TYPE(*)[SIZE2])_mesa_alloc(sizeof(TYPE)*(SIZE1)*(SIZE2))
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#  define DEFMNARRAY(TYPE,NAME,SIZE1,SIZE2,SIZE3)       TYPE (*NAME)[SIZE2][SIZE3] = (TYPE(*)[SIZE2][SIZE3])_mesa_alloc(sizeof(TYPE)*(SIZE1)*(SIZE2)*(SIZE3))
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#  define CHECKARRAY(NAME,CMD)                          do {if (!(NAME)) {CMD;}} while (0)
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#  define UNDEFARRAY(NAME)                              do {if ((NAME)) {_mesa_free((char*)NAME);}  }while (0)
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#elif defined(__BEOS__)
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#  define DEFARRAY(TYPE,NAME,SIZE)                      TYPE *NAME = (TYPE*)_mesa_malloc(sizeof(TYPE)*(SIZE))
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#  define DEFMARRAY(TYPE,NAME,SIZE1,SIZE2)              TYPE (*NAME)[SIZE2] = (TYPE(*)[SIZE2])_mesa_malloc(sizeof(TYPE)*(SIZE1)*(SIZE2))
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#  define DEFMNARRAY(TYPE,NAME,SIZE1,SIZE2,SIZE3)       TYPE (*NAME)[SIZE2][SIZE3] = (TYPE(*)[SIZE2][SIZE3])_mesa_malloc(sizeof(TYPE)*(SIZE1)*(SIZE2)*(SIZE3))
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#  define CHECKARRAY(NAME,CMD)                          do {if (!(NAME)) {CMD;}} while (0)
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#  define UNDEFARRAY(NAME)                              do {if ((NAME)) {_mesa_free((char*)NAME);}  }while (0)
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#else
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#  define DEFARRAY(TYPE,NAME,SIZE)                      TYPE NAME[SIZE]
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#  define DEFMARRAY(TYPE,NAME,SIZE1,SIZE2)              TYPE NAME[SIZE1][SIZE2]
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#  define DEFMNARRAY(TYPE,NAME,SIZE1,SIZE2,SIZE3)       TYPE NAME[SIZE1][SIZE2][SIZE3]
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#  define CHECKARRAY(NAME,CMD)                          do {} while(0)
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#  define UNDEFARRAY(NAME)
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#endif
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#ifdef MESA_EXTERNAL_BUFFERALLOC
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/*
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 * If you want Mesa's depth/stencil/accum/etc buffers to be allocated
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 * with a specialized allocator you can define MESA_EXTERNAL_BUFFERALLOC
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 * and implement _ext_mesa_alloc/free_pixelbuffer() in your app.
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 * Contributed by Gerk Huisma (gerk@five-d.demon.nl).
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 */
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extern void *_ext_mesa_alloc_pixelbuffer( unsigned int size );
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extern void _ext_mesa_free_pixelbuffer( void *pb );
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#define MESA_PBUFFER_ALLOC(BYTES)  (void *) _ext_mesa_alloc_pixelbuffer(BYTES)
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#define MESA_PBUFFER_FREE(PTR)     _ext_mesa_free_pixelbuffer(PTR)
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#else
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/* Default buffer allocation uses the aligned allocation routines: */
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#define MESA_PBUFFER_ALLOC(BYTES)  (void *) _mesa_align_malloc(BYTES, 512)
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#define MESA_PBUFFER_FREE(PTR)     _mesa_align_free(PTR)
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#endif
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extern void *
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_mesa_malloc( size_t bytes );
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extern void *
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_mesa_calloc( size_t bytes );
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extern void
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_mesa_free( void *ptr );
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extern void *
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_mesa_align_malloc( size_t bytes, unsigned long alignment );
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extern void *
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_mesa_align_calloc( size_t bytes, unsigned long alignment );
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extern void
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_mesa_align_free( void *ptr );
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extern void *
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_mesa_memcpy( void *dest, const void *src, size_t n );
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extern void
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_mesa_memset( void *dst, int val, size_t n );
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extern void
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_mesa_memset16( unsigned short *dst, unsigned short val, size_t n );
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extern void
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_mesa_bzero( void *dst, size_t n );
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extern double
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_mesa_sin(double a);
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extern double
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_mesa_cos(double a);
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extern double
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_mesa_sqrt(double x);
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extern double
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_mesa_pow(double x, double y);
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extern char *
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_mesa_getenv( const char *var );
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extern char *
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_mesa_strstr( const char *haystack, const char *needle );
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extern char *
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_mesa_strncat( char *dest, const char *src, size_t n );
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extern char *
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_mesa_strcpy( char *dest, const char *src );
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extern char *
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_mesa_strncpy( char *dest, const char *src, size_t n );
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extern size_t
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_mesa_strlen( const char *s );
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extern int
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_mesa_strcmp( const char *s1, const char *s2 );
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extern int
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_mesa_strncmp( const char *s1, const char *s2, size_t n );
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extern int
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_mesa_atoi( const char *s );
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extern int
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_mesa_sprintf( char *str, const char *fmt, ... );
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extern void
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_mesa_printf( const char *fmtString, ... );
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extern void
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_mesa_warning( __GLcontext *gc, const char *fmtString, ... );
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extern void
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_mesa_problem( const __GLcontext *ctx, const char *s );
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extern void
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_mesa_error( __GLcontext *ctx, GLenum error, const char *fmtString, ... );
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extern void
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_mesa_debug( const __GLcontext *ctx, const char *fmtString, ... );
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extern void
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_mesa_init_default_imports( __GLimports *imports, void *driverCtx );
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#endif /* IMPORTS_H */
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