memset.c

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    1 /*-
    2  * Copyright (C) 1992-2007 The FreeBSD Project. All rights reserved.
    3  *
    4  * Redistribution and use in source and binary forms, with or without
    5  * modification, are permitted provided that the following conditions
    6  * are met:
    7  * 1. Redistributions of source code must retain the above copyright
    8  *    notice, this list of conditions and the following disclaimer.
    9  * 2. Redistributions in binary form must reproduce the above copyright
   10  *    notice, this list of conditions and the following disclaimer in the
   11  *    documentation and/or other materials provided with the distribution.
   12  *
   13  * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   14  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   16  * ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
   17  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   18  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   19  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   20  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   21  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   22  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   23  * SUCH DAMAGE.
   24  *
   25  * $FreeBSD: src/sys/libkern/memset.c,v 1.3 2008/07/14 21:36:02 obrien Exp $
   26  * $DragonFly: src/sys/libkern/memset.c,v 1.1 2008/08/28 23:10:34 dillon Exp $
   27  */
   28 
   29 #define LIBKERN_INLINE
   30 
   31 #include <sys/types.h>
   32 #include <sys/libkern.h>
   33 
   34 void *
   35 memset(void *b, int c, size_t len)
   36 {
   37         char *bb;
   38 
   39         if (c == 0)
   40                 bzero(b, len);
   41         else
   42                 for (bb = (char *)b; len--; )
   43                         *bb++ = c;
   44         return (b);
   45 }

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FreeBSD/Linux Kernel Cross Reference sys/libkern/memset.c

FreeBSD/Linux Kernel Cross Reference
sys/libkern/memset.c