2 * Copyright (c) 1999-2000 Image Power, Inc. and the University of
4 * Copyright (c) 2001-2002 Michael David Adams.
8 /* __START_OF_JASPER_LICENSE__
10 * JasPer License Version 2.0
12 * Copyright (c) 2001-2006 Michael David Adams
13 * Copyright (c) 1999-2000 Image Power, Inc.
14 * Copyright (c) 1999-2000 The University of British Columbia
16 * All rights reserved.
18 * Permission is hereby granted, free of charge, to any person (the
19 * "User") obtaining a copy of this software and associated documentation
20 * files (the "Software"), to deal in the Software without restriction,
21 * including without limitation the rights to use, copy, modify, merge,
22 * publish, distribute, and/or sell copies of the Software, and to permit
23 * persons to whom the Software is furnished to do so, subject to the
24 * following conditions:
26 * 1. The above copyright notices and this permission notice (which
27 * includes the disclaimer below) shall be included in all copies or
28 * substantial portions of the Software.
30 * 2. The name of a copyright holder shall not be used to endorse or
31 * promote products derived from the Software without specific prior
34 * THIS DISCLAIMER OF WARRANTY CONSTITUTES AN ESSENTIAL PART OF THIS
35 * LICENSE. NO USE OF THE SOFTWARE IS AUTHORIZED HEREUNDER EXCEPT UNDER
36 * THIS DISCLAIMER. THE SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS
37 * "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
38 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
39 * PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. IN NO
40 * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL
41 * INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING
42 * FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
43 * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
44 * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. NO ASSURANCES ARE
45 * PROVIDED BY THE COPYRIGHT HOLDERS THAT THE SOFTWARE DOES NOT INFRINGE
46 * THE PATENT OR OTHER INTELLECTUAL PROPERTY RIGHTS OF ANY OTHER ENTITY.
47 * EACH COPYRIGHT HOLDER DISCLAIMS ANY LIABILITY TO THE USER FOR CLAIMS
48 * BROUGHT BY ANY OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL
49 * PROPERTY RIGHTS OR OTHERWISE. AS A CONDITION TO EXERCISING THE RIGHTS
50 * GRANTED HEREUNDER, EACH USER HEREBY ASSUMES SOLE RESPONSIBILITY TO SECURE
51 * ANY OTHER INTELLECTUAL PROPERTY RIGHTS NEEDED, IF ANY. THE SOFTWARE
52 * IS NOT FAULT-TOLERANT AND IS NOT INTENDED FOR USE IN MISSION-CRITICAL
53 * SYSTEMS, SUCH AS THOSE USED IN THE OPERATION OF NUCLEAR FACILITIES,
54 * AIRCRAFT NAVIGATION OR COMMUNICATION SYSTEMS, AIR TRAFFIC CONTROL
55 * SYSTEMS, DIRECT LIFE SUPPORT MACHINES, OR WEAPONS SYSTEMS, IN WHICH
56 * THE FAILURE OF THE SOFTWARE OR SYSTEM COULD LEAD DIRECTLY TO DEATH,
57 * PERSONAL INJURY, OR SEVERE PHYSICAL OR ENVIRONMENTAL DAMAGE ("HIGH
58 * RISK ACTIVITIES"). THE COPYRIGHT HOLDERS SPECIFICALLY DISCLAIM ANY
59 * EXPRESS OR IMPLIED WARRANTY OF FITNESS FOR HIGH RISK ACTIVITIES.
61 * __END_OF_JASPER_LICENSE__
67 * $Id: jas_malloc.c,v 1.2 2008-05-26 09:40:52 vp153 Exp $
70 /******************************************************************************\
72 \******************************************************************************/
77 /* We need the prototype for memset. */
81 #if !defined _WIN32 || defined __MINGW__ || defined __MINGW32__
85 #include "jasper/jas_malloc.h"
87 /******************************************************************************\
89 \******************************************************************************/
91 #if defined(DEBUG_MEMALLOC)
92 #include "../../../local/src/memalloc.c"
95 #if !defined(DEBUG_MEMALLOC)
97 #define MEMALLOC_ALIGNMENT 32
98 #define MEMALLOC_ALIGN2
99 #undef MEMALLOC_ALIGN2
101 void *jas_malloc(size_t size)
103 #if defined(MEMALLOC_ALIGN2)
106 if (posix_memalign(&ptr, MEMALLOC_ALIGNMENT, size)) {
114 void jas_free(void *ptr)
119 void *jas_realloc(void *ptr, size_t size)
121 return ptr ? realloc(ptr, size) : malloc(size);
124 void *jas_realloc2(void *ptr, size_t nmemb, size_t size)
127 return jas_alloc2(nmemb, size);
128 if (nmemb && SIZE_MAX / nmemb < size) {
132 return jas_realloc(ptr, nmemb * size);
136 void *jas_alloc2(size_t nmemb, size_t size)
138 if (nmemb && SIZE_MAX / nmemb < size) {
143 return jas_malloc(nmemb * size);
146 void *jas_alloc3(size_t a, size_t b, size_t c)
150 if (a && SIZE_MAX / a < b) {
155 return jas_alloc2(a*b, c);
158 void *jas_calloc(size_t nmemb, size_t size)
162 ptr = jas_alloc2(nmemb, size);
164 memset(ptr, 0, nmemb*size);