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Annotation of sys/lib/libkern/bzero.c, Revision 1.1

1.1     ! nbrk        1: /*     $OpenBSD: bzero.c,v 1.7 2004/11/28 07:23:41 mickey Exp $        */
        !             2:
        !             3: /*
        !             4:  * Copyright (c) 1987 Regents of the University of California.
        !             5:  * All rights reserved.
        !             6:  *
        !             7:  * Redistribution and use in source and binary forms, with or without
        !             8:  * modification, are permitted provided that the following conditions
        !             9:  * are met:
        !            10:  * 1. Redistributions of source code must retain the above copyright
        !            11:  *    notice, this list of conditions and the following disclaimer.
        !            12:  * 2. Redistributions in binary form must reproduce the above copyright
        !            13:  *    notice, this list of conditions and the following disclaimer in the
        !            14:  *    documentation and/or other materials provided with the distribution.
        !            15:  * 3. Neither the name of the University nor the names of its contributors
        !            16:  *    may be used to endorse or promote products derived from this software
        !            17:  *    without specific prior written permission.
        !            18:  *
        !            19:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
        !            20:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
        !            21:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
        !            22:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
        !            23:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
        !            24:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
        !            25:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
        !            26:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
        !            27:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
        !            28:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
        !            29:  * SUCH DAMAGE.
        !            30:  */
        !            31:
        !            32: #if defined(LIBC_SCCS) && !defined(lint)
        !            33: static char *rcsid = "$OpenBSD: bzero.c,v 1.7 2004/11/28 07:23:41 mickey Exp $";
        !            34: #endif /* LIBC_SCCS and not lint */
        !            35:
        !            36: #if !defined(_KERNEL) && !defined(_STANDALONE)
        !            37: #include <string.h>
        !            38: #else
        !            39: #include <lib/libkern/libkern.h>
        !            40: #endif
        !            41:
        !            42: /*
        !            43:  * bzero -- vax movc5 instruction
        !            44:  */
        !            45: void
        !            46: bzero(void *b, size_t length)
        !            47: {
        !            48:        char *p;
        !            49:
        !            50:        for (p = b; length--;)
        !            51:                *p++ = '\0';
        !            52: }