59 lines
1.9 KiB
C
59 lines
1.9 KiB
C
|
/*
|
|||
|
|
zip_memdup.c -- internal zip function, "strdup" with len
|
|||
|
|
Copyright (C) 1999-2012 Dieter Baron and Thomas Klausner
|
|||
|
|
|
|||
|
|
This file is part of libzip, a library to manipulate ZIP archives.
|
|||
|
|
The authors can be contacted at <libzip@nih.at>
|
|||
|
|
|
|||
|
|
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 names of the authors may not be used to endorse or promote
|
|||
|
|
products derived from this software without specific prior
|
|||
|
|
written permission.
|
|||
|
|
|
|||
|
|
THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``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 AUTHORS 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>
|
|||
|
|
#include <string.h>
|
|||
|
|
|
|||
|
|
#include "zipint.h"
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
void *
|
|||
|
|
_zip_memdup(const void *mem, size_t len, struct zip_error *error)
|
|||
|
|
{
|
|||
|
|
void *ret;
|
|||
|
|
|
|||
|
|
if (len == 0)
|
|||
|
|
return NULL;
|
|||
|
|
|
|||
|
|
ret = malloc(len);
|
|||
|
|
if (!ret) {
|
|||
|
|
_zip_error_set(error, ZIP_ER_MEMORY, 0);
|
|||
|
|
return NULL;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
memcpy(ret, mem, len);
|
|||
|
|
|
|||
|
|
return ret;
|
|||
|
|
}
|