include(TestLargeFiles)
OPJ_TEST_LARGE_FILES(OPJ_HAVE_LARGEFILES)
+include(CheckIncludeFiles)
+check_include_files(malloc.h HAVE_MALLOC_H)
+include(CheckSymbolExists)
+# aligned_alloc
+set(CMAKE_REQUIRED_FLAGS "-std=c11")
+check_symbol_exists(aligned_alloc stdlib.h HAVE_ALIGNED_ALLOC)
+unset(CMAKE_REQUIRED_FLAGS)
+# _aligned_alloc https://msdn.microsoft.com/en-us/library/8z34s9c6.aspx
+check_symbol_exists(_aligned_malloc malloc.h HAVE__ALIGNED_MALLOC)
+# memalign
+check_symbol_exists(memalign malloc.h HAVE_MEMALIGN)
+# posix_memalign
+check_symbol_exists(posix_memalign stdlib.h HAVE_POSIX_MEMALIGN)
+
#-----------------------------------------------------------------------------
# Build Library
if(BUILD_JPIP_SERVER)
${CMAKE_CURRENT_SOURCE_DIR}/opj_codec.h
${CMAKE_CURRENT_SOURCE_DIR}/opj_includes.h
${CMAKE_CURRENT_SOURCE_DIR}/opj_intmath.h
+ ${CMAKE_CURRENT_SOURCE_DIR}/opj_malloc.c
${CMAKE_CURRENT_SOURCE_DIR}/opj_malloc.h
${CMAKE_CURRENT_SOURCE_DIR}/opj_stdint.h
)
#cmakedefine _FILE_OFFSET_BITS @_FILE_OFFSET_BITS@
#cmakedefine OPJ_HAVE_FSEEKO @OPJ_HAVE_FSEEKO@
+/* find whether or not have <malloc.h> */
+#cmakedefine HAVE_MALLOC_H
+/* check if function `aligned_alloc` exists */
+#cmakedefine HAVE_ALIGNED_ALLOC
+/* check if function `_aligned_malloc` exists */
+#cmakedefine HAVE__ALIGNED_MALLOC
+/* check if function `memalign` exists */
+#cmakedefine HAVE_MEMALIGN
+/* check if function `posix_memalign` exists */
+#cmakedefine HAVE_POSIX_MEMALIGN
+
/* Byte order. */
/* All compilers that support Mac OS X define either __BIG_ENDIAN__ or
__LITTLE_ENDIAN__ to match the endianness of the architecture being
#cmakedefine OPJ_BIG_ENDIAN
#elif defined(__BIG_ENDIAN__)
# define OPJ_BIG_ENDIAN
-#endif
\ No newline at end of file
+#endif
--- /dev/null
+/*
+ * The copyright in this software is being made available under the 2-clauses
+ * BSD License, included below. This software may be subject to other third
+ * party and contributor rights, including patent rights, and no such rights
+ * are granted under this license.
+ *
+ * Copyright (c) 2015, Mathieu Malaterre <mathieu.malaterre@gmail.com>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+#define OPJ_SKIP_POISON
+#include "opj_malloc.h"
+#include <stdlib.h>
+
+static inline void *opj_aligned_alloc(size_t alignment, size_t size)
+{
+#ifndef HAVE_ALIGNED_ALLOC
+ /* older linux */
+#ifdef HAVE_MEMALIGN
+ assert( size % alignment == 0 );
+ return memalign( alignment, size );
+#endif /* HAVE_MEMALIGN */
+
+/* _MSC_VER */
+#ifdef HAVE__ALIGNED_MALLOC
+ return _aligned_malloc( alignment, size );
+#endif /* HAVE__ALIGNED_MALLOC */
+
+/* MacOSX / clang */
+#if defined(HAVE_POSIX_MEMALIGN) && !defined(HAVE_MEMALIGN)
+ void* ptr;
+ if (posix_memalign (&ptr, alignment, size))
+ {
+ ptr = NULL;
+ }
+ return ptr;
+#endif /* HAVE_POSIX_MEMALIGN */
+
+#else /* HAVE_ALIGNED_ALLOC */
+ return aligned_alloc( alignment, size );
+#endif /* HAVE_ALIGNED_ALLOC */
+/* TODO: _mm_malloc(x,y) */
+}
+
+void * opj_malloc(size_t size)
+{
+ return malloc(size);
+}
+
+void * opj_calloc(size_t numOfElements, size_t sizeOfElements)
+{
+ return calloc(numOfElements, sizeOfElements);
+}
+
+void *opj_aligned_malloc(size_t size)
+{
+ return opj_aligned_alloc(size,16);
+}
+
+void opj_aligned_free(void* ptr)
+{
+#ifdef HAVE__ALIGNED_MALLOC
+ _aligned_free( ptr );
+#else
+ free( ptr );
+#endif
+}
+
+void * opj_realloc(void * m, size_t s)
+{
+ return realloc(m,s);
+}
+void opj_free(void * m)
+{
+ free(m);
+}
*/
#ifndef __OPJ_MALLOC_H
#define __OPJ_MALLOC_H
+
+#include <stddef.h>
/**
@file opj_malloc.h
@brief Internal functions
@param size Bytes to allocate
@return Returns a void pointer to the allocated space, or NULL if there is insufficient memory available
*/
-#ifdef ALLOC_PERF_OPT
-void * OPJ_CALLCONV opj_malloc(size_t size);
-#else
-/* prevent assertion on overflow for MSVC */
-#ifdef _MSC_VER
-#define opj_malloc(size) ((size_t)(size) >= (size_t)-0x100 ? NULL : malloc(size))
-#else
-#define opj_malloc(size) malloc(size)
-#endif
-#endif
+void * opj_malloc(size_t size);
/**
Allocate a memory block with elements initialized to 0
@param size Bytes per block to allocate
@return Returns a void pointer to the allocated space, or NULL if there is insufficient memory available
*/
-#ifdef ALLOC_PERF_OPT
-void * OPJ_CALLCONV opj_calloc(size_t _NumOfElements, size_t _SizeOfElements);
-#else
-/* prevent assertion on overflow for MSVC */
-#ifdef _MSC_VER
-#define opj_calloc(num, size) ((size_t)(num) != 0 && (size_t)(num) >= (size_t)-0x100 / (size_t)(size) ? NULL : calloc(num, size))
-#else
-#define opj_calloc(num, size) calloc(num, size)
-#endif
-#endif
+void * opj_calloc(size_t numOfElements, size_t sizeOfElements);
/**
Allocate memory aligned to a 16 byte boundary
@param size Bytes to allocate
@return Returns a void pointer to the allocated space, or NULL if there is insufficient memory available
*/
-/* FIXME: These should be set with cmake tests, but we're currently not requiring use of cmake */
-#ifdef _WIN32
- /* Someone should tell the mingw people that their malloc.h ought to provide _mm_malloc() */
- #ifdef __GNUC__
- #include <mm_malloc.h>
- #define HAVE_MM_MALLOC
- #else /* MSVC, Intel C++ */
- #include <malloc.h>
- #ifdef _mm_malloc
- #define HAVE_MM_MALLOC
- #endif
- #endif
-#else /* Not _WIN32 */
- #if defined(__sun)
- #define HAVE_MEMALIGN
- #elif defined(__FreeBSD__)
- #define HAVE_POSIX_MEMALIGN
- /* Linux x86_64 and OSX always align allocations to 16 bytes */
- #elif !defined(__amd64__) && !defined(__APPLE__) && !defined(_AIX)
- #define HAVE_MEMALIGN
- #include <malloc.h>
- #endif
-#endif
-
-#define opj_aligned_malloc(size) malloc(size)
-#define opj_aligned_free(m) free(m)
-
-#ifdef HAVE_MM_MALLOC
- #undef opj_aligned_malloc
- #define opj_aligned_malloc(size) _mm_malloc(size, 16)
- #undef opj_aligned_free
- #define opj_aligned_free(m) _mm_free(m)
-#endif
-
-#ifdef HAVE_MEMALIGN
- extern void* memalign(size_t, size_t);
- #undef opj_aligned_malloc
- #define opj_aligned_malloc(size) memalign(16, (size))
- #undef opj_aligned_free
- #define opj_aligned_free(m) free(m)
-#endif
-
-#ifdef HAVE_POSIX_MEMALIGN
- #undef opj_aligned_malloc
- extern int posix_memalign(void**, size_t, size_t);
-
- static INLINE void* __attribute__ ((malloc)) opj_aligned_malloc(size_t size){
- void* mem = NULL;
- posix_memalign(&mem, 16, size);
- return mem;
- }
- #undef opj_aligned_free
- #define opj_aligned_free(m) free(m)
-#endif
-
-#ifdef ALLOC_PERF_OPT
- #undef opj_aligned_malloc
- #define opj_aligned_malloc(size) opj_malloc(size)
- #undef opj_aligned_free
- #define opj_aligned_free(m) opj_free(m)
-#endif
+void * opj_aligned_malloc(size_t size);
+void opj_aligned_free(void* ptr);
/**
Reallocate memory blocks.
@param s New size in bytes
@return Returns a void pointer to the reallocated (and possibly moved) memory block
*/
-#ifdef ALLOC_PERF_OPT
-void * OPJ_CALLCONV opj_realloc(void * m, size_t s);
-#else
-/* prevent assertion on overflow for MSVC */
-#ifdef _MSC_VER
-#define opj_realloc(m, s) ((size_t)(s) >= (size_t)-0x100 ? NULL : realloc(m, s))
-#else
-#define opj_realloc(m, s) realloc(m, s)
-#endif
-#endif
+void * opj_realloc(void * m, size_t s);
/**
Deallocates or frees a memory block.
@param m Previously allocated memory block to be freed
*/
-#ifdef ALLOC_PERF_OPT
-void OPJ_CALLCONV opj_free(void * m);
-#else
-#define opj_free(m) free(m)
-#endif
+void opj_free(void * m);
-#ifdef __GNUC__
+#if defined(__GNUC__) && !defined(OPJ_SKIP_POISON)
#pragma GCC poison malloc calloc realloc free
#endif
projects / openjpeg / commitdiff