xref: /freebsd/lib/libc/locale/mbstowcs.c (revision 559a218c9b257775fb249b67945fe4a05b7a6b9f)
17438fc3aSTim J. Robbins /*-
2*4d846d26SWarner Losh  * SPDX-License-Identifier: BSD-2-Clause
3d915a14eSPedro F. Giffuni  *
474f90defSTim J. Robbins  * Copyright (c) 2002-2004 Tim J. Robbins.
5b69a98d6STim J. Robbins  * All rights reserved.
67438fc3aSTim J. Robbins  *
73c87aa1dSDavid Chisnall  * Copyright (c) 2011 The FreeBSD Foundation
85b5fa75aSEd Maste  *
93c87aa1dSDavid Chisnall  * Portions of this software were developed by David Chisnall
103c87aa1dSDavid Chisnall  * under sponsorship from the FreeBSD Foundation.
113c87aa1dSDavid Chisnall  *
127438fc3aSTim J. Robbins  * Redistribution and use in source and binary forms, with or without
137438fc3aSTim J. Robbins  * modification, are permitted provided that the following conditions
147438fc3aSTim J. Robbins  * are met:
157438fc3aSTim J. Robbins  * 1. Redistributions of source code must retain the above copyright
167438fc3aSTim J. Robbins  *    notice, this list of conditions and the following disclaimer.
177438fc3aSTim J. Robbins  * 2. Redistributions in binary form must reproduce the above copyright
187438fc3aSTim J. Robbins  *    notice, this list of conditions and the following disclaimer in the
197438fc3aSTim J. Robbins  *    documentation and/or other materials provided with the distribution.
207438fc3aSTim J. Robbins  *
21b69a98d6STim J. Robbins  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
227438fc3aSTim J. Robbins  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
237438fc3aSTim J. Robbins  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24b69a98d6STim J. Robbins  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
257438fc3aSTim J. Robbins  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
267438fc3aSTim J. Robbins  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
277438fc3aSTim J. Robbins  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
287438fc3aSTim J. Robbins  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
297438fc3aSTim J. Robbins  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
307438fc3aSTim J. Robbins  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
317438fc3aSTim J. Robbins  * SUCH DAMAGE.
327438fc3aSTim J. Robbins  */
337438fc3aSTim J. Robbins 
341949a347STim J. Robbins #include <limits.h>
357438fc3aSTim J. Robbins #include <stdlib.h>
36b69a98d6STim J. Robbins #include <wchar.h>
37ea4ac135STim J. Robbins #include "mblocal.h"
387438fc3aSTim J. Robbins 
397438fc3aSTim J. Robbins size_t
mbstowcs_l(wchar_t * __restrict pwcs,const char * __restrict s,size_t n,locale_t locale)403c87aa1dSDavid Chisnall mbstowcs_l(wchar_t * __restrict pwcs, const char * __restrict s, size_t n, locale_t locale)
417438fc3aSTim J. Robbins {
42ed870c6aSTim J. Robbins 	static const mbstate_t initial;
43ed870c6aSTim J. Robbins 	mbstate_t mbs;
44f27b1c06SRoman Divacky 	const char *sp;
453c87aa1dSDavid Chisnall 	FIX_LOCALE(locale);
467438fc3aSTim J. Robbins 
47ed870c6aSTim J. Robbins 	mbs = initial;
48f27b1c06SRoman Divacky 	sp = s;
493c87aa1dSDavid Chisnall 	return (XLOCALE_CTYPE(locale)->__mbsnrtowcs(pwcs, &sp, SIZE_T_MAX, n, &mbs));
503c87aa1dSDavid Chisnall }
513c87aa1dSDavid Chisnall size_t
mbstowcs(wchar_t * __restrict pwcs,const char * __restrict s,size_t n)523c87aa1dSDavid Chisnall mbstowcs(wchar_t * __restrict pwcs, const char * __restrict s, size_t n)
533c87aa1dSDavid Chisnall {
543c87aa1dSDavid Chisnall 	return mbstowcs_l(pwcs, s, n, __get_locale());
557438fc3aSTim J. Robbins }
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