1 /* Copyright (c) 2009 The Khronos Group Inc.

     2  *

     3  * Permission is hereby granted, free of charge, to any person obtaining a

     4  * copy of this software and/or associated documentation files (the

     5  * "Materials"), to deal in the Materials without restriction, including

     6  * without limitation the rights to use, copy, modify, merge, publish,

     7  * distribute, sublicense, and/or sell copies of the Materials, and to

     8  * permit persons to whom the Materials are furnished to do so, subject to

     9  * the following conditions:

    10  *

    11  * The above copyright notice and this permission notice shall be included

    12  * in all copies or substantial portions of the Materials.

    13  *

    14  * THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,

    15  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF

    16  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.

    17  * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY

    18  * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,

    19  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE

    20  * MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS.

    21  */

    22 #ifndef OWFMEMORY_H_

    23 #define OWFMEMORY_H_

    24 

    25 #include <stdlib.h>

    26 #include "owftypes.h"

    27 #include "owfdebug.h"

    28 

    29 #ifdef __cplusplus

    30 extern "C"

    31 {

    32 #endif

    33 

    34 

    35 #ifdef DEBUG

    36 

    37 /*

    38  * In debug builds we use our own memory management functions:

    39  */

    40 /* multiplication yields negative if overflowed */

    41 #define xalloc(n, c)        (((OWFint)n*c < c) ? NULL : OWF_Memory_Alloc(__FILE__, __LINE__, (n)*(c)))

    42 #define xfree(p)            OWF_Memory_Free(p)

    43 

    44 #else

    45 

    46 #define xalloc(n, c)        calloc(n, c)

    47 #define xfree(p)            free(p)

    48 

    49 #endif

    50 

    51 #define NEW0N(x, n)         (x*) xalloc(sizeof(x), n)

    52 #define NEW0(x)             NEW0N(x, 1)

    53 

    54 OWF_API_CALL void*

    55 OWF_Memory_Alloc(const char* file, OWFint line, OWFuint32 size);

    56 

    57 OWF_API_CALL void

    58 OWF_Memory_Free(void* ptr);

    59 

    60 OWF_API_CALL void

    61 OWF_Memory_BlockDump();

    62 

    63 

    64 #ifdef __cplusplus

    65 }

    66 #endif

    67 

    68 

    69 #endif