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/* $Id: imports.h,v 1.3 2003-03-18 15:10:38 giacomo Exp $ */

/*

 * Mesa 3-D graphics library

 * Version:  5.0

 *

 * 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.

 */

/*

 * This file provides wrappers for all the standard C library functions

 * like malloc, free, printf, getenv, etc.

 */

#ifndef IMPORTS_H

#define IMPORTS_H

#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))

#ifdef FREE

#undef FREE

#endif

#define FREE(PTR)          _mesa_free(PTR)

#define ALIGN_MALLOC(BYTES, N)     _mesa_align_malloc(BYTES, N)

#define ALIGN_CALLOC(BYTES, N)     _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)

#define MEMCPY( DST, SRC, BYTES)   _mesa_memcpy(DST, SRC, BYTES)

#define MEMSET( DST, VAL, N )      _mesa_memset(DST, VAL, N)

/* 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*)_mesa_alloc(sizeof(TYPE)*(SIZE))

#  define DEFMARRAY(TYPE,NAME,SIZE1,SIZE2)              TYPE (*NAME)[SIZE2] = (TYPE(*)[SIZE2])_mesa_alloc(sizeof(TYPE)*(SIZE1)*(SIZE2))

#  define DEFMNARRAY(TYPE,NAME,SIZE1,SIZE2,SIZE3)       TYPE (*NAME)[SIZE2][SIZE3] = (TYPE(*)[SIZE2][SIZE3])_mesa_alloc(sizeof(TYPE)*(SIZE1)*(SIZE2)*(SIZE3))

#  define CHECKARRAY(NAME,CMD)                          do {if (!(NAME)) {CMD;}} while (0)

#  define UNDEFARRAY(NAME)                              do {if ((NAME)) {_mesa_free((char*)NAME);}  }while (0)

#elif defined(__BEOS__)

#  define DEFARRAY(TYPE,NAME,SIZE)                      TYPE *NAME = (TYPE*)_mesa_malloc(sizeof(TYPE)*(SIZE))

#  define DEFMARRAY(TYPE,NAME,SIZE1,SIZE2)              TYPE (*NAME)[SIZE2] = (TYPE(*)[SIZE2])_mesa_malloc(sizeof(TYPE)*(SIZE1)*(SIZE2))

#  define DEFMNARRAY(TYPE,NAME,SIZE1,SIZE2,SIZE3)       TYPE (*NAME)[SIZE2][SIZE3] = (TYPE(*)[SIZE2][SIZE3])_mesa_malloc(sizeof(TYPE)*(SIZE1)*(SIZE2)*(SIZE3))

#  define CHECKARRAY(NAME,CMD)                          do {if (!(NAME)) {CMD;}} while (0)

#  define UNDEFARRAY(NAME)                              do {if ((NAME)) {_mesa_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

#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

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 );

extern void *

_mesa_memcpy( void *dest, const void *src, size_t n );

extern void

_mesa_memset( void *dst, int val, size_t n );

extern void

_mesa_memset16( unsigned short *dst, unsigned short val, size_t n );

extern void

_mesa_bzero( void *dst, size_t n );

extern double

_mesa_sin(double a);

extern double

_mesa_cos(double a);

extern double

_mesa_sqrt(double x);

extern double

_mesa_pow(double x, double y);

extern char *

_mesa_getenv( const char *var );

extern char *

_mesa_strstr( const char *haystack, const char *needle );

extern char *

_mesa_strncat( char *dest, const char *src, size_t n );

extern char *

_mesa_strcpy( char *dest, const char *src );

extern char *

_mesa_strncpy( char *dest, const char *src, size_t n );

extern size_t

_mesa_strlen( const char *s );

extern int

_mesa_strcmp( const char *s1, const char *s2 );

extern int

_mesa_strncmp( const char *s1, const char *s2, size_t n );

extern int

_mesa_atoi( const char *s );

extern int

_mesa_sprintf( char *str, const char *fmt, ... );

extern void

_mesa_printf( const char *fmtString, ... );

extern void

_mesa_warning( __GLcontext *gc, const char *fmtString, ... );

extern void

_mesa_problem( const __GLcontext *ctx, const char *s );

extern void

_mesa_error( __GLcontext *ctx, GLenum error, const char *fmtString, ... );

extern void

_mesa_debug( const __GLcontext *ctx, const char *fmtString, ... );

extern void

_mesa_init_default_imports( __GLimports *imports, void *driverCtx );

#endif /* IMPORTS_H */