diff options
author | kan <kan@FreeBSD.org> | 2007-04-05 22:02:39 +0000 |
---|---|---|
committer | kan <kan@FreeBSD.org> | 2007-04-05 22:02:39 +0000 |
commit | fc550f34ea40aa853250faf48cf14487581ac4b0 (patch) | |
tree | 321ce3a0944ce9d9fd9017f60c8935e02e368906 /sys/libkern/memset.c | |
parent | 21853869a055c16dd224b254703d3ae20ae2bda9 (diff) | |
download | FreeBSD-src-fc550f34ea40aa853250faf48cf14487581ac4b0.zip FreeBSD-src-fc550f34ea40aa853250faf48cf14487581ac4b0.tar.gz |
Add trivial MI memset function implementation. GCC mandates the
existence of this function as a linkable symbol in standalone
configurations and existing inline memcpy from libkern.h fails
this requirement.
Diffstat (limited to 'sys/libkern/memset.c')
-rw-r--r-- | sys/libkern/memset.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/sys/libkern/memset.c b/sys/libkern/memset.c new file mode 100644 index 0000000..bbbbf30 --- /dev/null +++ b/sys/libkern/memset.c @@ -0,0 +1,37 @@ +/*- + * Copyright (C) 1992-2007 The FreeBSD Project. 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 AUTHOR 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 AUTHOR 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 <sys/cdefs.h> +#include <sys/types.h> +__FBSDID("$FreeBSD$"); + +void * +memset(void *b, int c, size_t len) +{ + char *bb; + + for (bb = (char *)b; len--; ) + *bb++ = c; + return (b); +} |