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2964 need POSIX 2008 locale object support
Reviewed by: Robert Mustacchi <rm@joyent.com>
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--- old/usr/src/lib/libc/port/locale/wcsnrtombs.c
+++ new/usr/src/lib/libc/port/locale/wcsnrtombs.c
1 1 /*
2 + * Copyright 2013 Garrett D'Amore <garrett@damore.org>
2 3 * Copyright 2010 Nexenta Systems, Inc. All rights reserved.
3 4 * Copyright (c) 2002-2004 Tim J. Robbins.
4 5 * All rights reserved.
5 6 *
6 7 * Redistribution and use in source and binary forms, with or without
7 8 * modification, are permitted provided that the following conditions
8 9 * are met:
9 10 * 1. Redistributions of source code must retain the above copyright
10 11 * notice, this list of conditions and the following disclaimer.
11 12 * 2. Redistributions in binary form must reproduce the above copyright
12 13 * notice, this list of conditions and the following disclaimer in the
13 14 * documentation and/or other materials provided with the distribution.
14 15 *
15 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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22 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 26 * SUCH DAMAGE.
26 27 */
27 28
28 29 #include "lint.h"
29 30 #include <limits.h>
30 31 #include <stdlib.h>
31 32 #include <string.h>
33 +#include <locale.h>
32 34 #include <wchar.h>
33 35 #include "mblocal.h"
36 +#include "localeimpl.h"
37 +#include "lctype.h"
34 38
35 39 size_t
36 -wcsnrtombs(char *_RESTRICT_KYWD dst, const wchar_t **_RESTRICT_KYWD src,
37 - size_t nwc, size_t len, mbstate_t *_RESTRICT_KYWD ps)
40 +wcsnrtombs_l(char *_RESTRICT_KYWD dst, const wchar_t **_RESTRICT_KYWD src,
41 + size_t nwc, size_t len, mbstate_t *_RESTRICT_KYWD ps, locale_t loc)
38 42 {
39 43 static mbstate_t mbs;
40 44
41 45 if (ps == NULL)
42 46 ps = &mbs;
43 - return (__wcsnrtombs(dst, src, nwc, len, ps));
47 + return (loc->ctype->lc_wcsnrtombs(dst, src, nwc, len, ps));
44 48 }
45 49
46 50 size_t
47 -__wcsnrtombs_std(char *_RESTRICT_KYWD dst, const wchar_t **_RESTRICT_KYWD src,
51 +wcsnrtombs(char *_RESTRICT_KYWD dst, const wchar_t **_RESTRICT_KYWD src,
48 52 size_t nwc, size_t len, mbstate_t *_RESTRICT_KYWD ps)
49 53 {
54 + return (wcsnrtombs_l(dst, src, nwc, len, ps, uselocale(NULL)));
55 +}
56 +
57 +size_t
58 +__wcsnrtombs_std(char *_RESTRICT_KYWD dst, const wchar_t **_RESTRICT_KYWD src,
59 + size_t nwc, size_t len, mbstate_t *_RESTRICT_KYWD ps,
60 + wcrtomb_pfn_t pwcrtomb)
61 +{
50 62 mbstate_t mbsbak;
51 63 char buf[MB_LEN_MAX];
52 64 const wchar_t *s;
53 65 size_t nbytes;
54 66 size_t nb;
55 67
56 68 s = *src;
57 69 nbytes = 0;
58 70
59 71 if (dst == NULL) {
60 72 while (nwc-- > 0) {
61 - if ((nb = __wcrtomb(buf, *s, ps)) == (size_t)-1)
73 + if ((nb = pwcrtomb(buf, *s, ps)) == (size_t)-1)
62 74 /* Invalid character - wcrtomb() sets errno. */
63 75 return ((size_t)-1);
64 76 else if (*s == L'\0')
65 77 return (nbytes + nb - 1);
66 78 s++;
67 79 nbytes += nb;
68 80 }
69 81 return (nbytes);
70 82 }
71 83
72 84 while (len > 0 && nwc-- > 0) {
73 85 if (len > (size_t)MB_CUR_MAX) {
74 86 /* Enough space to translate in-place. */
75 - if ((nb = __wcrtomb(dst, *s, ps)) == (size_t)-1) {
87 + if ((nb = pwcrtomb(dst, *s, ps)) == (size_t)-1) {
76 88 *src = s;
77 89 return ((size_t)-1);
78 90 }
79 91 } else {
80 92 /*
81 93 * May not be enough space; use temp. buffer.
82 94 *
83 95 * We need to save a copy of the conversion state
84 96 * here so we can restore it if the multibyte
85 97 * character is too long for the buffer.
86 98 */
87 99 mbsbak = *ps;
88 - if ((nb = __wcrtomb(buf, *s, ps)) == (size_t)-1) {
100 + if ((nb = pwcrtomb(buf, *s, ps)) == (size_t)-1) {
89 101 *src = s;
90 102 return ((size_t)-1);
91 103 }
92 104 if (nb > (int)len) {
93 105 /* MB sequence for character won't fit. */
94 106 *ps = mbsbak;
95 107 break;
96 108 }
97 109 (void) memcpy(dst, buf, nb);
98 110 }
99 111 if (*s == L'\0') {
100 112 *src = NULL;
101 113 return (nbytes + nb - 1);
102 114 }
103 115 s++;
104 116 dst += nb;
105 117 len -= nb;
106 118 nbytes += nb;
107 119 }
108 120 *src = s;
109 121 return (nbytes);
110 122 }
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