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multibyte_amd1.c revision 1.2 
      1 /*	$NetBSD: multibyte_amd1.c,v 1.2 2002/03/18 09:56:49 yamt Exp $	*/
      2 
      3 /*-
      4  * Copyright (c)2002 Citrus Project,
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  *
     16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     26  * SUCH DAMAGE.
     27  */
     28 
     29 #include <sys/cdefs.h>
     30 #if defined(LIBC_SCCS) && !defined(lint)
     31 __RCSID("$NetBSD: multibyte_amd1.c,v 1.2 2002/03/18 09:56:49 yamt Exp $");
     32 #endif /* LIBC_SCCS and not lint */
     33 
     34 #include <assert.h>
     35 #include <wchar.h>
     36 #include <errno.h>
     37 #include <sys/types.h>
     38 #include <citrus/citrus_module.h>
     39 #include <citrus/citrus_ctype.h>
     40 #include "rune.h"
     41 #include "multibyte.h"
     42 
     43 size_t
     44 mbrlen(const char *s, size_t n, mbstate_t *ps)
     45 {
     46 	size_t ret;
     47 	int err0;
     48 
     49 	_fixup_ps(_CurrentRuneLocale, ps, s==NULL);
     50 
     51 	err0 = _citrus_ctype_mbrlen(_ps_to_ctype(ps), s, n,
     52 				     _ps_to_private(ps), &ret);
     53 	if (err0)
     54 		errno = err0;
     55 
     56 	return ret;
     57 }
     58 
     59 int
     60 mbsinit(const mbstate_t *ps)
     61 {
     62 	int ret;
     63 	int err0;
     64 	_RuneLocale *rl;
     65 
     66 	if (ps == NULL)
     67 		return 1;
     68 
     69 	if (_ps_to_runelocale(ps) == NULL)
     70 		rl = _CurrentRuneLocale;
     71 	else
     72 		rl = _ps_to_runelocale(ps);
     73 
     74 	/* mbsinit should cause no error... */
     75 	err0 = _citrus_ctype_mbsinit(rl->rl_citrus_ctype,
     76 				      _ps_to_private_const(ps), &ret);
     77 	if (err0)
     78 		errno = err0;
     79 
     80 	return ret;
     81 }
     82 
     83 size_t
     84 mbsrtowcs(wchar_t *pwcs, const char **s, size_t n, mbstate_t *ps)
     85 {
     86 	size_t ret;
     87 	int err0;
     88 
     89 	_fixup_ps(_CurrentRuneLocale, ps, s==NULL);
     90 
     91 	err0 = _citrus_ctype_mbsrtowcs(_ps_to_ctype(ps), pwcs, s, n,
     92 					_ps_to_private(ps), &ret);
     93 	if (err0)
     94 		errno = err0;
     95 
     96 	return ret;
     97 }
     98 
     99 size_t
    100 wcrtomb(char *s, wchar_t wc, mbstate_t *ps)
    101 {
    102 	size_t ret;
    103 	int err0;
    104 
    105 	_fixup_ps(_CurrentRuneLocale, ps, s==NULL);
    106 
    107 	err0 =  _citrus_ctype_wcrtomb(_ps_to_ctype(ps), s, wc,
    108 				       _ps_to_private(ps), &ret);
    109 	if (err0)
    110 		errno = err0;
    111 
    112 	return ret;
    113 }
    114 
    115 size_t
    116 wcsrtombs(char *s, const wchar_t **ppwcs, size_t n, mbstate_t *ps)
    117 {
    118 	size_t ret;
    119 	int err0;
    120 
    121 	_fixup_ps(_CurrentRuneLocale, ps, s==NULL);
    122 
    123 	err0 = _citrus_ctype_wcsrtombs(_ps_to_ctype(ps), s, ppwcs, n,
    124 					_ps_to_private(ps), &ret);
    125 	if (err0)
    126 		errno = err0;
    127 
    128 	return ret;
    129 }
    130