17438fc3aSTim J. Robbins /*- 274f90defSTim J. Robbins * Copyright (c) 2002-2004 Tim J. Robbins. 3998e1248STim J. Robbins * All rights reserved. 47438fc3aSTim J. Robbins * 53c87aa1dSDavid Chisnall * Copyright (c) 2011 The FreeBSD Foundation 63c87aa1dSDavid Chisnall * All rights reserved. 73c87aa1dSDavid Chisnall * Portions of this software were developed by David Chisnall 83c87aa1dSDavid Chisnall * under sponsorship from the FreeBSD Foundation. 93c87aa1dSDavid 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 35*45256214SPedro F. Giffuni #include <errno.h> 367438fc3aSTim J. Robbins #include <stdlib.h> 37998e1248STim J. Robbins #include <wchar.h> 386155c34aSTim J. Robbins #include "mblocal.h" 397438fc3aSTim J. Robbins 407438fc3aSTim J. Robbins int 413c87aa1dSDavid Chisnall mbtowc_l(wchar_t * __restrict pwc, const char * __restrict s, size_t n, locale_t locale) 427438fc3aSTim J. Robbins { 4374f90defSTim J. Robbins static const mbstate_t initial; 44998e1248STim J. Robbins size_t rval; 453c87aa1dSDavid Chisnall FIX_LOCALE(locale); 467438fc3aSTim J. Robbins 4774f90defSTim J. Robbins if (s == NULL) { 48b6f33850STim J. Robbins /* No support for state dependent encodings. */ 493c87aa1dSDavid Chisnall locale->mbtowc = initial; 50b6f33850STim J. Robbins return (0); 5174f90defSTim J. Robbins } 523c87aa1dSDavid Chisnall rval = XLOCALE_CTYPE(locale)->__mbrtowc(pwc, s, n, &locale->mbtowc); 53*45256214SPedro F. Giffuni switch (rval) { 54*45256214SPedro F. Giffuni case (size_t)-2: 55*45256214SPedro F. Giffuni errno = EILSEQ; 56*45256214SPedro F. Giffuni /* FALLTHROUGH */ 57*45256214SPedro F. Giffuni case (size_t)-1: 58998e1248STim J. Robbins return (-1); 59*45256214SPedro F. Giffuni default: 60998e1248STim J. Robbins return ((int)rval); 617438fc3aSTim J. Robbins } 62*45256214SPedro F. Giffuni } 633c87aa1dSDavid Chisnall int 643c87aa1dSDavid Chisnall mbtowc(wchar_t * __restrict pwc, const char * __restrict s, size_t n) 653c87aa1dSDavid Chisnall { 663c87aa1dSDavid Chisnall return mbtowc_l(pwc, s, n, __get_locale()); 673c87aa1dSDavid Chisnall } 68