FreeRDP/libfreerdp/utils/memory.c
2012-10-08 23:46:05 -04:00

59 lines
1.4 KiB
C

/*
* FreeRDP: A Remote Desktop Protocol Implementation
* Memory Utils
*
* Copyright 2009-2011 Jay Sorg
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <winpr/crt.h>
#include <freerdp/utils/memory.h>
/**
* Allocate memory initialized to zero.
* This function is used to secure a calloc call.
* It verifies its return value, and logs an error if the allocation failed.
*
* @param size - number of bytes to allocate. If the size is < 1, it will default to 1.
*
* @return a pointer to the allocated and zeroed buffer. NULL if the allocation failed.
*/
void* xzalloc(size_t size)
{
void* mem;
if (size < 1)
size = 1;
mem = calloc(1, size);
if (mem == NULL)
{
perror("xzalloc");
printf("xzalloc: failed to allocate memory of size: %d\n", (int) size);
}
return mem;
}