init - 初始化项目

3rdparty/openjpeg/openjp2/opj_malloc.h

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+/*
+ * 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) 2005, Herve Drolon, FreeImage Team
+ * Copyright (c) 2007, Callum Lerwick <seg@haxxed.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.
+ */
+#ifndef OPJ_MALLOC_H
+#define OPJ_MALLOC_H
+
+#include <stddef.h>
+/**
+@file opj_malloc.h
+@brief Internal functions
+
+The functions in opj_malloc.h are internal utilities used for memory management.
+*/
+
+/** @defgroup MISC MISC - Miscellaneous internal functions */
+/*@{*/
+
+/** @name Exported functions */
+/*@{*/
+/* ----------------------------------------------------------------------- */
+
+/**
+Allocate an uninitialized memory block
+@param size Bytes to allocate
+@return Returns a void pointer to the allocated space, or NULL if there is insufficient memory available
+*/
+void * opj_malloc(size_t size);
+
+/**
+Allocate a memory block with elements initialized to 0
+@param numOfElements  Blocks to allocate
+@param sizeOfElements Bytes per block to allocate
+@return Returns a void pointer to the allocated space, or NULL if there is insufficient memory available
+*/
+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
+*/
+void * opj_aligned_malloc(size_t size);
+void * opj_aligned_realloc(void *ptr, size_t size);
+void opj_aligned_free(void* ptr);
+
+/**
+Allocate memory aligned to a 32 byte boundary
+@param size Bytes to allocate
+@return Returns a void pointer to the allocated space, or NULL if there is insufficient memory available
+*/
+void * opj_aligned_32_malloc(size_t size);
+void * opj_aligned_32_realloc(void *ptr, size_t size);
+
+/**
+Reallocate memory blocks.
+@param m Pointer to previously allocated memory block
+@param s New size in bytes
+@return Returns a void pointer to the reallocated (and possibly moved) memory block
+*/
+void * opj_realloc(void * m, size_t s);
+
+/**
+Deallocates or frees a memory block.
+@param m Previously allocated memory block to be freed
+*/
+void opj_free(void * m);
+
+#if defined(__GNUC__) && !defined(OPJ_SKIP_POISON)
+#pragma GCC poison malloc calloc realloc free
+#endif
+
+/* ----------------------------------------------------------------------- */
+/*@}*/
+
+/*@}*/
+
+#endif /* OPJ_MALLOC_H */
+