17438fc3aSTim J. Robbins /*- 274f90defSTim J. Robbins * Copyright (c) 2002-2004 Tim J. Robbins. 3998e1248STim J. Robbins * All rights reserved. 47438fc3aSTim J. Robbins * 5*3c87aa1dSDavid Chisnall * Copyright (c) 2011 The FreeBSD Foundation 6*3c87aa1dSDavid Chisnall * All rights reserved. 7*3c87aa1dSDavid Chisnall * Portions of this software were developed by David Chisnall 8*3c87aa1dSDavid Chisnall * under sponsorship from the FreeBSD Foundation. 9*3c87aa1dSDavid Chisnall * 107438fc3aSTim J. Robbins * Redistribution and use in source and binary forms, with or without 117438fc3aSTim J. Robbins * modification, are permitted provided that the following conditions 127438fc3aSTim J. Robbins * are met: 137438fc3aSTim J. Robbins * 1. Redistributions of source code must retain the above copyright 147438fc3aSTim J. Robbins * notice, this list of conditions and the following disclaimer. 157438fc3aSTim J. Robbins * 2. Redistributions in binary form must reproduce the above copyright 167438fc3aSTim J. Robbins * notice, this list of conditions and the following disclaimer in the 177438fc3aSTim J. Robbins * documentation and/or other materials provided with the distribution. 187438fc3aSTim J. Robbins * 19998e1248STim J. Robbins * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 207438fc3aSTim J. Robbins * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 217438fc3aSTim J. Robbins * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22998e1248STim J. Robbins * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 237438fc3aSTim J. Robbins * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 247438fc3aSTim J. Robbins * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 257438fc3aSTim J. Robbins * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 267438fc3aSTim J. Robbins * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 277438fc3aSTim J. Robbins * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 287438fc3aSTim J. Robbins * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 297438fc3aSTim J. Robbins * SUCH DAMAGE. 307438fc3aSTim J. Robbins */ 317438fc3aSTim J. Robbins 327438fc3aSTim J. Robbins #include <sys/cdefs.h> 337438fc3aSTim J. Robbins __FBSDID("$FreeBSD$"); 347438fc3aSTim J. Robbins 357438fc3aSTim J. Robbins #include <stdlib.h> 36998e1248STim J. Robbins #include <wchar.h> 376155c34aSTim J. Robbins #include "mblocal.h" 387438fc3aSTim J. Robbins 397438fc3aSTim J. Robbins int 40*3c87aa1dSDavid Chisnall mbtowc_l(wchar_t * __restrict pwc, const char * __restrict s, size_t n, locale_t locale) 417438fc3aSTim J. Robbins { 4274f90defSTim J. Robbins static const mbstate_t initial; 43998e1248STim J. Robbins size_t rval; 44*3c87aa1dSDavid Chisnall FIX_LOCALE(locale); 457438fc3aSTim J. Robbins 4674f90defSTim J. Robbins if (s == NULL) { 47b6f33850STim J. Robbins /* No support for state dependent encodings. */ 48*3c87aa1dSDavid Chisnall locale->mbtowc = initial; 49b6f33850STim J. Robbins return (0); 5074f90defSTim J. Robbins } 51*3c87aa1dSDavid Chisnall rval = XLOCALE_CTYPE(locale)->__mbrtowc(pwc, s, n, &locale->mbtowc); 52998e1248STim J. Robbins if (rval == (size_t)-1 || rval == (size_t)-2) 53998e1248STim J. Robbins return (-1); 54998e1248STim J. Robbins return ((int)rval); 557438fc3aSTim J. Robbins } 56*3c87aa1dSDavid Chisnall int 57*3c87aa1dSDavid Chisnall mbtowc(wchar_t * __restrict pwc, const char * __restrict s, size_t n) 58*3c87aa1dSDavid Chisnall { 59*3c87aa1dSDavid Chisnall return mbtowc_l(pwc, s, n, __get_locale()); 60*3c87aa1dSDavid Chisnall } 61