95 lines
3.0 KiB
C
95 lines
3.0 KiB
C
/*
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* The copyright in this software is being made available under the 2-clauses
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* BSD License, included below. This software may be subject to other third
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* party and contributor rights, including patent rights, and no such rights
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* are granted under this license.
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*
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* Copyright (c) 2015, Mathieu Malaterre <mathieu.malaterre@gmail.com>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#define OPJ_SKIP_POISON
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#include "opj_malloc.h"
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#include "opj_config_private.h"
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#include <stdlib.h>
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static inline void *opj_aligned_alloc(size_t alignment, size_t size)
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{
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/* MacOSX / clang */
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#if defined(HAVE_POSIX_MEMALIGN)
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// aligned_alloc requires c11, restrict to posix_memalign for now. Quote:
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// This function was introduced in POSIX 1003.1d. Although this function is
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// superseded by aligned_alloc, it is more portable to older POSIX systems
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// that do not support ISO C11.
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void* ptr;
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if (posix_memalign (&ptr, alignment, size))
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{
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ptr = NULL;
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}
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return ptr;
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/* older linux */
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#elif defined(HAVE_MEMALIGN)
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assert( size % alignment == 0 );
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return memalign( alignment, size );
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/* _MSC_VER */
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#elif defined(HAVE__ALIGNED_MALLOC)
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return _aligned_malloc( alignment, size );
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#else
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/* TODO: _mm_malloc(x,y) */
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#error missing aligned alloc function
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#endif
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}
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void * opj_malloc(size_t size)
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{
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return malloc(size);
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}
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void * opj_calloc(size_t numOfElements, size_t sizeOfElements)
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{
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return calloc(numOfElements, sizeOfElements);
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}
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void *opj_aligned_malloc(size_t size)
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{
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return opj_aligned_alloc(16u,size);
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}
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void opj_aligned_free(void* ptr)
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{
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#ifdef HAVE__ALIGNED_MALLOC
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_aligned_free( ptr );
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#else
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free( ptr );
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#endif
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}
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void * opj_realloc(void * m, size_t s)
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{
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return realloc(m,s);
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}
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void opj_free(void * m)
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{
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free(m);
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}
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