libSystem
/* $Id$ */
/* Copyright (c) 2008-2018 Pierre Pronchery <khorben@defora.org> */
/* This file is part of DeforaOS System libSystem */
/* 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
* HOLDER 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. */
#include <stdlib.h>
#ifdef DEBUG
# include <stdio.h>
#endif
#include <string.h>
#include <errno.h>
#include "System/error.h"
#include "System/object.h"
/* Object */
/* public */
/* functions */
/* object_new */
Object * object_new(size_t size)
{
void * object;
if(size == 0)
{
error_set_code(-EINVAL, "%s", strerror(EINVAL));
return NULL;
}
if((object = malloc(size)) == NULL)
{
error_set_code(-errno, "%s", strerror(errno));
return NULL;
}
#ifdef DEBUG
fprintf(stderr, "DEBUG: %s() => %p\n", __func__, object);
#endif
return object;
}
/* object_delete */
void object_delete(Object * object)
{
#ifdef DEBUG
fprintf(stderr, "DEBUG: %s(%p)\n", __func__, object);
#endif
free(object);
}
/* useful */
int object_resize(Object ** object, size_t size)
{
void * p;
if((p = realloc(*object, size)) == NULL)
return error_set_code(-errno, "%s", strerror(errno));
*object = p;
#ifdef DEBUG
fprintf(stderr, "DEBUG: %s(&%p, %zu) => %p\n", __func__, *object, size,
p);
#endif
return 0;
}