1 /* $NetBSD: src/lib/libc/citrus/citrus_ctype_fallback.c,v 1.2 2003/06/27 14:52:25 yamt Exp $ */
4 * Copyright (c)2003 Citrus Project,
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
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.
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
29 #include <sys/types.h>
36 #include "citrus_module.h"
37 #include "citrus_ctype.h"
38 #include "citrus_ctype_fallback.h"
41 * for ABI version >= 0x00000002
45 _citrus_ctype_btowc_fallback(_citrus_ctype_rec_t * __restrict cc,
46 int c, wint_t * __restrict wcresult)
50 * what we need is _PRIVSIZE
51 * and we know that it's smaller than sizeof(mbstate_t).
53 char pspriv[sizeof(mbstate_t)];
58 _DIAGASSERT(cc != NULL && cc->cc_closure != NULL);
65 memset(&pspriv, 0, sizeof(pspriv));
66 mb = (char)(unsigned)c;
67 err = _citrus_ctype_mbrtowc(cc, &wc, &mb, 1, &pspriv, &nr);
68 if (!err && (nr == 0 || nr == 1))
77 _citrus_ctype_wctob_fallback(_citrus_ctype_rec_t * __restrict cc,
78 wint_t wc, int * __restrict cresult)
81 * what we need is _PRIVSIZE
82 * and we know that it's smaller than sizeof(mbstate_t).
84 char pspriv[sizeof(mbstate_t)];
89 _DIAGASSERT(cc != NULL && cc->cc_closure != NULL);
95 memset(&pspriv, 0, sizeof(pspriv));
96 err = _citrus_ctype_wcrtomb(cc, buf, (wchar_t)wc, &pspriv, &nr);