mbstowcs.c revision 118593
1129198Scognet/*- 2129198Scognet * Copyright (c) 2002, 2003 Tim J. Robbins. 3129198Scognet * All rights reserved. 4129198Scognet * 5129198Scognet * Redistribution and use in source and binary forms, with or without 6129198Scognet * modification, are permitted provided that the following conditions 7129198Scognet * are met: 8129198Scognet * 1. Redistributions of source code must retain the above copyright 9129198Scognet * notice, this list of conditions and the following disclaimer. 10129198Scognet * 2. Redistributions in binary form must reproduce the above copyright 11129198Scognet * notice, this list of conditions and the following disclaimer in the 12129198Scognet * documentation and/or other materials provided with the distribution. 13129198Scognet * 14129198Scognet * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15129198Scognet * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16129198Scognet * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17129198Scognet * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18129198Scognet * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19129198Scognet * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20129198Scognet * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21129198Scognet * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22129198Scognet * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23129198Scognet * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24129198Scognet * SUCH DAMAGE. 25129198Scognet */ 26129198Scognet 27129198Scognet#include <sys/cdefs.h> 28129198Scognet__FBSDID("$FreeBSD: head/lib/libc/locale/mbstowcs.c 118593 2003-08-07 08:04:01Z tjr $"); 29129198Scognet 30129198Scognet#include <stdlib.h> 31129198Scognet#include <string.h> 32129198Scognet#include <wchar.h> 33129198Scognet 34129198Scognetsize_t 35132402Scognetmbstowcs(wchar_t * __restrict pwcs, const char * __restrict s, size_t n) 36129198Scognet{ 37129198Scognet 38129198Scognet /* 39132059Scognet * We pass NULL as the state pointer to mbsrtowcs() because we don't 40129198Scognet * support state-dependent encodings and don't want to waste time 41129198Scognet * creating a zeroed mbstate_t that will not be used. 42129198Scognet */ 43129198Scognet return (mbsrtowcs(pwcs, &s, n, NULL)); 44138129Sdas} 45129198Scognet