xref: /f-stack/freebsd/libkern/memset.c (revision 22ce4aff)
1a9643ea8Slogwang /*-
2*22ce4affSfengbojiang  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3*22ce4affSfengbojiang  *
4a9643ea8Slogwang  * Copyright (C) 1992-2007 The FreeBSD Project. All rights reserved.
5a9643ea8Slogwang  *
6a9643ea8Slogwang  * Redistribution and use in source and binary forms, with or without
7a9643ea8Slogwang  * modification, are permitted provided that the following conditions
8a9643ea8Slogwang  * are met:
9a9643ea8Slogwang  * 1. Redistributions of source code must retain the above copyright
10a9643ea8Slogwang  *    notice, this list of conditions and the following disclaimer.
11a9643ea8Slogwang  * 2. Redistributions in binary form must reproduce the above copyright
12a9643ea8Slogwang  *    notice, this list of conditions and the following disclaimer in the
13a9643ea8Slogwang  *    documentation and/or other materials provided with the distribution.
14a9643ea8Slogwang  *
15a9643ea8Slogwang  * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16a9643ea8Slogwang  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17a9643ea8Slogwang  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18a9643ea8Slogwang  * ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
19a9643ea8Slogwang  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20a9643ea8Slogwang  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21a9643ea8Slogwang  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22a9643ea8Slogwang  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23a9643ea8Slogwang  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24a9643ea8Slogwang  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25a9643ea8Slogwang  * SUCH DAMAGE.
26a9643ea8Slogwang  */
27a9643ea8Slogwang #include <sys/cdefs.h>
28a9643ea8Slogwang __FBSDID("$FreeBSD$");
29a9643ea8Slogwang 
30a9643ea8Slogwang #define	LIBKERN_INLINE
31a9643ea8Slogwang 
32a9643ea8Slogwang #include <sys/types.h>
33a9643ea8Slogwang #include <sys/libkern.h>
34a9643ea8Slogwang 
35a9643ea8Slogwang void *
36*22ce4affSfengbojiang (memset)(void *b, int c, size_t len)
37a9643ea8Slogwang {
38a9643ea8Slogwang 	char *bb;
39a9643ea8Slogwang 
40a9643ea8Slogwang 	for (bb = (char *)b; len--; )
41a9643ea8Slogwang 		*bb++ = c;
42a9643ea8Slogwang 	return (b);
43a9643ea8Slogwang }
44