17438fc3aSTim J. Robbins /*- 2d915a14eSPedro F. Giffuni * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3d915a14eSPedro F. Giffuni * 474f90defSTim J. Robbins * Copyright (c) 2002-2004 Tim J. Robbins. 5998e1248STim J. Robbins * All rights reserved. 67438fc3aSTim J. Robbins * 73c87aa1dSDavid Chisnall * Copyright (c) 2011 The FreeBSD Foundation 83c87aa1dSDavid Chisnall * All rights reserved. 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 * 21998e1248STim 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 24998e1248STim 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 347438fc3aSTim J. Robbins #include <sys/cdefs.h> 357438fc3aSTim J. Robbins __FBSDID("$FreeBSD$"); 367438fc3aSTim J. Robbins 3745256214SPedro F. Giffuni #include <errno.h> 387438fc3aSTim J. Robbins #include <stdlib.h> 39998e1248STim J. Robbins #include <wchar.h> 406155c34aSTim J. Robbins #include "mblocal.h" 417438fc3aSTim J. Robbins 427438fc3aSTim J. Robbins int 433c87aa1dSDavid Chisnall mbtowc_l(wchar_t * __restrict pwc, const char * __restrict s, size_t n, locale_t locale) 447438fc3aSTim J. Robbins { 4574f90defSTim J. Robbins static const mbstate_t initial; 46998e1248STim J. Robbins size_t rval; 473c87aa1dSDavid Chisnall FIX_LOCALE(locale); 487438fc3aSTim J. Robbins 4974f90defSTim J. Robbins if (s == NULL) { 50b6f33850STim J. Robbins /* No support for state dependent encodings. */ 51*9eb7d595SYuri Pankov XLOCALE_CTYPE(locale)->mbtowc = initial; 52b6f33850STim J. Robbins return (0); 5374f90defSTim J. Robbins } 54*9eb7d595SYuri Pankov rval = XLOCALE_CTYPE(locale)->__mbrtowc(pwc, s, n, 55*9eb7d595SYuri Pankov &(XLOCALE_CTYPE(locale)->mbtowc)); 5645256214SPedro F. Giffuni switch (rval) { 5745256214SPedro F. Giffuni case (size_t)-2: 5845256214SPedro F. Giffuni errno = EILSEQ; 5945256214SPedro F. Giffuni /* FALLTHROUGH */ 6045256214SPedro F. Giffuni case (size_t)-1: 61998e1248STim J. Robbins return (-1); 6245256214SPedro F. Giffuni default: 63998e1248STim J. Robbins return ((int)rval); 647438fc3aSTim J. Robbins } 6545256214SPedro F. Giffuni } 663c87aa1dSDavid Chisnall int 673c87aa1dSDavid Chisnall mbtowc(wchar_t * __restrict pwc, const char * __restrict s, size_t n) 683c87aa1dSDavid Chisnall { 693c87aa1dSDavid Chisnall return mbtowc_l(pwc, s, n, __get_locale()); 703c87aa1dSDavid Chisnall } 71