/* * Copyright (c) 2007-2012 Niels Provos and Nick Mathewson * * 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. * 3. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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 MM_INTERNAL_H_INCLUDED_ #define MM_INTERNAL_H_INCLUDED_
#include <sys/types.h>
#ifdef __cplusplus extern"C" { #endif
#ifndef EVENT__DISABLE_MM_REPLACEMENT /* Internal use only: Memory allocation functions. We give them nice short * mm_names for our own use, but make sure that the symbols have longer names
* so they don't conflict with other libraries (like, say, libmm). */
/** Allocate uninitialized memory. * * @return On success, return a pointer to sz newly allocated bytes. * On failure, set errno to ENOMEM and return NULL. * If the argument sz is 0, simply return NULL.
*/
EVENT2_EXPORT_SYMBOL void *event_mm_malloc_(size_t sz);
/** Allocate memory initialized to zero. * * @return On success, return a pointer to (count * size) newly allocated * bytes, initialized to zero. * On failure, or if the product would result in an integer overflow, * set errno to ENOMEM and return NULL. * If either arguments are 0, simply return NULL.
*/
EVENT2_EXPORT_SYMBOL void *event_mm_calloc_(size_t count, size_t size);
/** Duplicate a string. * * @return On success, return a pointer to a newly allocated duplicate * of a string. * Set errno to ENOMEM and return NULL if a memory allocation error * occurs (or would occur) in the process. * If the argument str is NULL, set errno to EINVAL and return NULL.
*/
EVENT2_EXPORT_SYMBOL char *event_mm_strdup_(constchar *str);
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