14297a3b0SGarrett D'Amore /*
22d08521bSGarrett D'Amore * Copyright 2014 Garrett D'Amore <garrett@damore.org>
36b5e5868SGarrett D'Amore * Copyright 2010 Nexenta Systems, Inc. All rights reserved.
44297a3b0SGarrett D'Amore * Copyright (c) 2002-2004 Tim J. Robbins.
54297a3b0SGarrett D'Amore * All rights reserved.
64297a3b0SGarrett D'Amore *
74297a3b0SGarrett D'Amore * Redistribution and use in source and binary forms, with or without
84297a3b0SGarrett D'Amore * modification, are permitted provided that the following conditions
94297a3b0SGarrett D'Amore * are met:
104297a3b0SGarrett D'Amore * 1. Redistributions of source code must retain the above copyright
114297a3b0SGarrett D'Amore * notice, this list of conditions and the following disclaimer.
124297a3b0SGarrett D'Amore * 2. Redistributions in binary form must reproduce the above copyright
134297a3b0SGarrett D'Amore * notice, this list of conditions and the following disclaimer in the
144297a3b0SGarrett D'Amore * documentation and/or other materials provided with the distribution.
154297a3b0SGarrett D'Amore *
164297a3b0SGarrett D'Amore * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
174297a3b0SGarrett D'Amore * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
184297a3b0SGarrett D'Amore * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
194297a3b0SGarrett D'Amore * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
204297a3b0SGarrett D'Amore * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
214297a3b0SGarrett D'Amore * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
224297a3b0SGarrett D'Amore * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
234297a3b0SGarrett D'Amore * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
244297a3b0SGarrett D'Amore * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
254297a3b0SGarrett D'Amore * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
264297a3b0SGarrett D'Amore * SUCH DAMAGE.
274297a3b0SGarrett D'Amore */
284297a3b0SGarrett D'Amore
294297a3b0SGarrett D'Amore #include "lint.h"
30*440578c3SIngo Schwarze #include <errno.h>
314297a3b0SGarrett D'Amore #include <stdlib.h>
324297a3b0SGarrett D'Amore #include <wchar.h>
332d08521bSGarrett D'Amore #include <locale.h>
342d08521bSGarrett D'Amore #include <xlocale.h>
354297a3b0SGarrett D'Amore #include "mblocal.h"
364297a3b0SGarrett D'Amore
374297a3b0SGarrett D'Amore int
mbtowc_l(wchar_t * _RESTRICT_KYWD pwc,const char * _RESTRICT_KYWD s,size_t n,locale_t loc)382d08521bSGarrett D'Amore mbtowc_l(wchar_t *_RESTRICT_KYWD pwc, const char *_RESTRICT_KYWD s, size_t n,
392d08521bSGarrett D'Amore locale_t loc)
404297a3b0SGarrett D'Amore {
412d08521bSGarrett D'Amore mbstate_t mbs = { 0 };
424297a3b0SGarrett D'Amore size_t rval;
434297a3b0SGarrett D'Amore
444297a3b0SGarrett D'Amore if (s == NULL) {
454297a3b0SGarrett D'Amore /* No support for state dependent encodings. */
464297a3b0SGarrett D'Amore return (0);
474297a3b0SGarrett D'Amore }
482d08521bSGarrett D'Amore rval = mbrtowc_l(pwc, s, n, &mbs, loc);
49*440578c3SIngo Schwarze switch (rval) {
50*440578c3SIngo Schwarze case (size_t)-2:
51*440578c3SIngo Schwarze errno = EILSEQ;
52*440578c3SIngo Schwarze /* FALLTHROUGH */
53*440578c3SIngo Schwarze case (size_t)-1:
544297a3b0SGarrett D'Amore return (-1);
55*440578c3SIngo Schwarze default:
56*440578c3SIngo Schwarze return ((int)rval);
57*440578c3SIngo Schwarze }
584297a3b0SGarrett D'Amore }
592d08521bSGarrett D'Amore
602d08521bSGarrett D'Amore int
mbtowc(wchar_t * _RESTRICT_KYWD pwc,const char * _RESTRICT_KYWD s,size_t n)612d08521bSGarrett D'Amore mbtowc(wchar_t *_RESTRICT_KYWD pwc, const char *_RESTRICT_KYWD s, size_t n)
622d08521bSGarrett D'Amore {
632d08521bSGarrett D'Amore return (mbtowc_l(pwc, s, n, uselocale(NULL)));
642d08521bSGarrett D'Amore }
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