OpenJPEG  1.5.0
opj_malloc.h
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1 /*
2  * Copyright (c) 2005, Herve Drolon, FreeImage Team
3  * Copyright (c) 2007, Callum Lerwick <seg@haxxed.com>
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  * notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  * notice, this list of conditions and the following disclaimer in the
13  * documentation and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
16  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
19  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
20  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
21  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
22  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
23  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
24  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
25  * POSSIBILITY OF SUCH DAMAGE.
26  */
27 #ifndef __OPJ_MALLOC_H
28 #define __OPJ_MALLOC_H
29 
38 
41 /* ----------------------------------------------------------------------- */
42 
48 #ifdef ALLOC_PERF_OPT
49 void * OPJ_CALLCONV opj_malloc(size_t size);
50 #else
51 #define opj_malloc(size) malloc(size)
52 #endif
53 
60 #ifdef ALLOC_PERF_OPT
61 void * OPJ_CALLCONV opj_calloc(size_t _NumOfElements, size_t _SizeOfElements);
62 #else
63 #define opj_calloc(num, size) calloc(num, size)
64 #endif
65 
71 /* FIXME: These should be set with cmake tests, but we're currently not requiring use of cmake */
72 #ifdef _WIN32
73  /* Someone should tell the mingw people that their malloc.h ought to provide _mm_malloc() */
74  #ifdef __GNUC__
75  #include <mm_malloc.h>
76  #define HAVE_MM_MALLOC
77  #else /* MSVC, Intel C++ */
78  #include <malloc.h>
79  #ifdef _mm_malloc
80  #define HAVE_MM_MALLOC
81  #endif
82  #endif
83 #else /* Not _WIN32 */
84  #if defined(__sun)
85  #define HAVE_MEMALIGN
86  /* Linux x86_64 and OSX always align allocations to 16 bytes */
87  #elif !defined(__amd64__) && !defined(__APPLE__)
88  #define HAVE_MEMALIGN
89  #include <malloc.h>
90  #endif
91 #endif
92 
93 #define opj_aligned_malloc(size) malloc(size)
94 #define opj_aligned_free(m) free(m)
95 
96 #ifdef HAVE_MM_MALLOC
97  #undef opj_aligned_malloc
98  #define opj_aligned_malloc(size) _mm_malloc(size, 16)
99  #undef opj_aligned_free
100  #define opj_aligned_free(m) _mm_free(m)
101 #endif
102 
103 #ifdef HAVE_MEMALIGN
104  extern void* memalign(size_t, size_t);
105  #undef opj_aligned_malloc
106  #define opj_aligned_malloc(size) memalign(16, (size))
107  #undef opj_aligned_free
108  #define opj_aligned_free(m) free(m)
109 #endif
110 
111 #ifdef HAVE_POSIX_MEMALIGN
112  #undef opj_aligned_malloc
113  extern int posix_memalign(void**, size_t, size_t);
114 
115  static INLINE void* __attribute__ ((malloc)) opj_aligned_malloc(size_t size){
116  void* mem = NULL;
117  posix_memalign(&mem, 16, size);
118  return mem;
119  }
120  #undef opj_aligned_free
121  #define opj_aligned_free(m) free(m)
122 #endif
123 
124 #ifdef ALLOC_PERF_OPT
125  #undef opj_aligned_malloc
126  #define opj_aligned_malloc(size) opj_malloc(size)
127  #undef opj_aligned_free
128  #define opj_aligned_free(m) opj_free(m)
129 #endif
130 
137 #ifdef ALLOC_PERF_OPT
138 void * OPJ_CALLCONV opj_realloc(void * m, size_t s);
139 #else
140 #define opj_realloc(m, s) realloc(m, s)
141 #endif
142 
147 #ifdef ALLOC_PERF_OPT
148 void OPJ_CALLCONV opj_free(void * m);
149 #else
150 #define opj_free(m) free(m)
151 #endif
152 
153 #ifdef __GNUC__
154 #pragma GCC poison malloc calloc realloc free
155 #endif
156 
157 /* ----------------------------------------------------------------------- */
161 
162 #endif /* __OPJ_MALLOC_H */
163