1*7c478bd9Sstevel@tonic-gate /* 2*7c478bd9Sstevel@tonic-gate * CDDL HEADER START 3*7c478bd9Sstevel@tonic-gate * 4*7c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*7c478bd9Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*7c478bd9Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*7c478bd9Sstevel@tonic-gate * with the License. 8*7c478bd9Sstevel@tonic-gate * 9*7c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*7c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*7c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions 12*7c478bd9Sstevel@tonic-gate * and limitations under the License. 13*7c478bd9Sstevel@tonic-gate * 14*7c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*7c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*7c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*7c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*7c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*7c478bd9Sstevel@tonic-gate * 20*7c478bd9Sstevel@tonic-gate * CDDL HEADER END 21*7c478bd9Sstevel@tonic-gate */ 22*7c478bd9Sstevel@tonic-gate /* 23*7c478bd9Sstevel@tonic-gate * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 24*7c478bd9Sstevel@tonic-gate * Use is subject to license terms. 25*7c478bd9Sstevel@tonic-gate */ 26*7c478bd9Sstevel@tonic-gate 27*7c478bd9Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 28*7c478bd9Sstevel@tonic-gate 29*7c478bd9Sstevel@tonic-gate /* Copyright (c) 1988 AT&T */ 30*7c478bd9Sstevel@tonic-gate /* All Rights Reserved */ 31*7c478bd9Sstevel@tonic-gate 32*7c478bd9Sstevel@tonic-gate 33*7c478bd9Sstevel@tonic-gate #include <sys/types.h> 34*7c478bd9Sstevel@tonic-gate #if defined(_KERNEL) 35*7c478bd9Sstevel@tonic-gate #include <sys/systm.h> 36*7c478bd9Sstevel@tonic-gate #else 37*7c478bd9Sstevel@tonic-gate #include <string.h> 38*7c478bd9Sstevel@tonic-gate #include <stddef.h> 39*7c478bd9Sstevel@tonic-gate #endif 40*7c478bd9Sstevel@tonic-gate 41*7c478bd9Sstevel@tonic-gate /* 42*7c478bd9Sstevel@tonic-gate * Return the ptr in sptr at which the character c1 appears; 43*7c478bd9Sstevel@tonic-gate * or NULL if not found in n chars; don't stop at \0. 44*7c478bd9Sstevel@tonic-gate */ 45*7c478bd9Sstevel@tonic-gate void * memchr(const void * sptr,int c1,size_t n)46*7c478bd9Sstevel@tonic-gatememchr(const void *sptr, int c1, size_t n) 47*7c478bd9Sstevel@tonic-gate { 48*7c478bd9Sstevel@tonic-gate if (n != 0) { 49*7c478bd9Sstevel@tonic-gate unsigned char c = (unsigned char)c1; 50*7c478bd9Sstevel@tonic-gate const unsigned char *sp = sptr; 51*7c478bd9Sstevel@tonic-gate 52*7c478bd9Sstevel@tonic-gate do { 53*7c478bd9Sstevel@tonic-gate if (*sp++ == c) 54*7c478bd9Sstevel@tonic-gate return ((void *)--sp); 55*7c478bd9Sstevel@tonic-gate } while (--n != 0); 56*7c478bd9Sstevel@tonic-gate } 57*7c478bd9Sstevel@tonic-gate return (NULL); 58*7c478bd9Sstevel@tonic-gate } 59