2 * Copyright 2013 Garrett D'Amore <garrett@damore.org>
3 * Copyright 2010 Nexenta Systems, Inc. All rights reserved.
4 * Copyright (c) 2002-2004 Tim J. Robbins.
7 * Copyright (c) 2011 The FreeBSD Foundation
9 * Portions of this software were developed by David Chisnall
10 * under sponsorship from the FreeBSD Foundation.
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
15 * 1. Redistributions of source code must retain the above copyright
16 * notice, this list of conditions and the following disclaimer.
17 * 2. Redistributions in binary form must reproduce the above copyright
18 * notice, this list of conditions and the following disclaimer in the
19 * documentation and/or other materials provided with the distribution.
21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 #include <sys/cdefs.h>
35 __FBSDID("$FreeBSD$");
44 wcsnrtombs_l(char * __restrict dst, const wchar_t ** __restrict src, size_t nwc,
45 size_t len, mbstate_t * __restrict ps, locale_t locale)
49 ps = &locale->wcsnrtombs;
50 return (XLOCALE_CTYPE(locale)->__wcsnrtombs(dst, src, nwc, len, ps));
53 wcsnrtombs(char * __restrict dst, const wchar_t ** __restrict src, size_t nwc,
54 size_t len, mbstate_t * __restrict ps)
56 return wcsnrtombs_l(dst, src, nwc, len, ps, __get_locale());
61 __wcsnrtombs_std(char * __restrict dst, const wchar_t ** __restrict src,
62 size_t nwc, size_t len, mbstate_t * __restrict ps,
63 wcrtomb_pfn_t pwcrtomb)
76 if ((nb = pwcrtomb(buf, *s, ps)) == (size_t)-1)
77 /* Invalid character - wcrtomb() sets errno. */
80 return (nbytes + nb - 1);
87 while (len > 0 && nwc-- > 0) {
88 if (len > (size_t)MB_CUR_MAX) {
89 /* Enough space to translate in-place. */
90 if ((nb = pwcrtomb(dst, *s, ps)) == (size_t)-1) {
96 * May not be enough space; use temp. buffer.
98 * We need to save a copy of the conversion state
99 * here so we can restore it if the multibyte
100 * character is too long for the buffer.
103 if ((nb = pwcrtomb(buf, *s, ps)) == (size_t)-1) {
108 /* MB sequence for character won't fit. */
112 memcpy(dst, buf, nb);
116 return (nbytes + nb - 1);