17c478bd9Sstevel@tonic-gate /*
27c478bd9Sstevel@tonic-gate * CDDL HEADER START
37c478bd9Sstevel@tonic-gate *
47c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the
5*7257d1b4Sraf * Common Development and Distribution License (the "License").
6*7257d1b4Sraf * You may not use this file except in compliance with the License.
77c478bd9Sstevel@tonic-gate *
87c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
97c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing.
107c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions
117c478bd9Sstevel@tonic-gate * and limitations under the License.
127c478bd9Sstevel@tonic-gate *
137c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each
147c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
157c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the
167c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying
177c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner]
187c478bd9Sstevel@tonic-gate *
197c478bd9Sstevel@tonic-gate * CDDL HEADER END
207c478bd9Sstevel@tonic-gate */
21*7257d1b4Sraf
227c478bd9Sstevel@tonic-gate /*
23*7257d1b4Sraf * Copyright 2008 Sun Microsystems, Inc. All rights reserved.
247c478bd9Sstevel@tonic-gate * Use is subject to license terms.
257c478bd9Sstevel@tonic-gate */
267c478bd9Sstevel@tonic-gate
277c478bd9Sstevel@tonic-gate /* Copyright (c) 1988 AT&T */
287c478bd9Sstevel@tonic-gate /* All Rights Reserved */
297c478bd9Sstevel@tonic-gate
30*7257d1b4Sraf #pragma ident "%Z%%M% %I% %E% SMI"
317c478bd9Sstevel@tonic-gate
327c478bd9Sstevel@tonic-gate #ifndef _KMDB
33*7257d1b4Sraf #pragma weak _memccpy = memccpy
347c478bd9Sstevel@tonic-gate
35*7257d1b4Sraf #include "lint.h"
367c478bd9Sstevel@tonic-gate #endif /* !_KMDB */
377c478bd9Sstevel@tonic-gate #include <sys/types.h>
387c478bd9Sstevel@tonic-gate #include <string.h>
397c478bd9Sstevel@tonic-gate #include <stddef.h>
407c478bd9Sstevel@tonic-gate #include <memory.h>
417c478bd9Sstevel@tonic-gate
427c478bd9Sstevel@tonic-gate /*
437c478bd9Sstevel@tonic-gate * Copy s0 to s, stopping if character c is copied. Copy no more than n bytes.
447c478bd9Sstevel@tonic-gate * Return a pointer to the byte after character c in the copy,
457c478bd9Sstevel@tonic-gate * or NULL if c is not found in the first n bytes.
467c478bd9Sstevel@tonic-gate */
477c478bd9Sstevel@tonic-gate void *
memccpy(void * s,const void * s0,int c,size_t n)487c478bd9Sstevel@tonic-gate memccpy(void *s, const void *s0, int c, size_t n)
497c478bd9Sstevel@tonic-gate {
507c478bd9Sstevel@tonic-gate if (n != 0) {
517c478bd9Sstevel@tonic-gate unsigned char *s1 = s;
527c478bd9Sstevel@tonic-gate const unsigned char *s2 = s0;
537c478bd9Sstevel@tonic-gate do {
547c478bd9Sstevel@tonic-gate if ((*s1++ = *s2++) == (unsigned char)c)
557c478bd9Sstevel@tonic-gate return (s1);
567c478bd9Sstevel@tonic-gate } while (--n != 0);
577c478bd9Sstevel@tonic-gate }
587c478bd9Sstevel@tonic-gate return (NULL);
597c478bd9Sstevel@tonic-gate }
60