1 /*
2 * Copyright 2010 Nexenta Systems, Inc. All rights reserved.
3 * Copyright (c) 2002-2004 Tim J. Robbins. All rights reserved.
4 * Copyright (c) 1993
5 * The Regents of the University of California. All rights reserved.
6 *
7 * This code is derived from software contributed to Berkeley by
8 * Paul Borman at Krystal Technologies.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 * 4. Neither the name of the University nor the names of its contributors
19 * may be used to endorse or promote products derived from this software
20 * without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * SUCH DAMAGE.
33 */
34
35 #include "lint.h"
36 #include <sys/types.h>
37 #include <errno.h>
38 #include "runetype.h"
39 #include <stdlib.h>
40 #include <string.h>
41 #include <wchar.h>
42 #include "mblocal.h"
43
44 static size_t _GBK_mbrtowc(wchar_t *_RESTRICT_KYWD,
45 const char *_RESTRICT_KYWD,
46 size_t, mbstate_t *_RESTRICT_KYWD);
47 static int _GBK_mbsinit(const mbstate_t *);
48 static size_t _GBK_wcrtomb(char *_RESTRICT_KYWD, wchar_t,
49 mbstate_t *_RESTRICT_KYWD);
50
51 typedef struct {
52 wchar_t ch;
53 } _GBKState;
54
55 int
56 _GBK_init(_RuneLocale *rl)
57 {
58
59 __mbrtowc = _GBK_mbrtowc;
60 __wcrtomb = _GBK_wcrtomb;
61 __mbsinit = _GBK_mbsinit;
62 _CurrentRuneLocale = rl;
63 __ctype[520] = 2;
64 charset_is_ascii = 0;
65 return (0);
66 }
67
68 static int
69 _GBK_mbsinit(const mbstate_t *ps)
70 {
71
72 return (ps == NULL || ((const _GBKState *)ps)->ch == 0);
73 }
74
75 static int
76 _gbk_check(uint_t c)
77 {
78
79 c &= 0xff;
80 return ((c >= 0x81 && c <= 0xfe) ? 2 : 1);
81 }
82
83 static size_t
84 _GBK_mbrtowc(wchar_t *_RESTRICT_KYWD pwc, const char *_RESTRICT_KYWD s,
85 size_t n, mbstate_t *_RESTRICT_KYWD ps)
146 {
147 _GBKState *gs;
148
149 gs = (_GBKState *)ps;
150
151 if (gs->ch != 0) {
152 errno = EINVAL;
153 return ((size_t)-1);
154 }
155
156 if (s == NULL)
157 /* Reset to initial shift state (no-op) */
158 return (1);
159 if (wc & 0x8000) {
160 *s++ = (wc >> 8) & 0xff;
161 *s = wc & 0xff;
162 return (2);
163 }
164 *s = wc & 0xff;
165 return (1);
166 }
|
1 /*
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. All rights reserved.
5 * Copyright (c) 1993
6 * The Regents of the University of California. All rights reserved.
7 *
8 * This code is derived from software contributed to Berkeley by
9 * Paul Borman at Krystal Technologies.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in the
18 * documentation and/or other materials provided with the distribution.
19 * 4. Neither the name of the University nor the names of its contributors
20 * may be used to endorse or promote products derived from this software
21 * without specific prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * SUCH DAMAGE.
34 */
35
36 #include "lint.h"
37 #include <sys/types.h>
38 #include <errno.h>
39 #include <stdlib.h>
40 #include <string.h>
41 #include <wchar.h>
42 #include "mblocal.h"
43 #include "lctype.h"
44
45 static size_t _GBK_mbrtowc(wchar_t *_RESTRICT_KYWD,
46 const char *_RESTRICT_KYWD,
47 size_t, mbstate_t *_RESTRICT_KYWD);
48 static int _GBK_mbsinit(const mbstate_t *);
49 static size_t _GBK_wcrtomb(char *_RESTRICT_KYWD, wchar_t,
50 mbstate_t *_RESTRICT_KYWD);
51 static size_t _GBK_mbsnrtowcs(wchar_t *_RESTRICT_KYWD,
52 const char **_RESTRICT_KYWD, size_t, size_t,
53 mbstate_t *_RESTRICT_KYWD);
54 static size_t _GBK_wcsnrtombs(char *_RESTRICT_KYWD,
55 const wchar_t **_RESTRICT_KYWD, size_t, size_t,
56 mbstate_t *_RESTRICT_KYWD);
57
58 typedef struct {
59 wchar_t ch;
60 } _GBKState;
61
62 void
63 _GBK_init(struct lc_ctype *lct)
64 {
65 lct->lc_mbrtowc = _GBK_mbrtowc;
66 lct->lc_wcrtomb = _GBK_wcrtomb;
67 lct->lc_mbsinit = _GBK_mbsinit;
68 lct->lc_mbsnrtowcs = _GBK_mbsnrtowcs;
69 lct->lc_wcsnrtombs = _GBK_wcsnrtombs;
70 lct->lc_max_mblen = 2;
71 lct->lc_is_ascii = 0;
72 }
73
74 static int
75 _GBK_mbsinit(const mbstate_t *ps)
76 {
77
78 return (ps == NULL || ((const _GBKState *)ps)->ch == 0);
79 }
80
81 static int
82 _gbk_check(uint_t c)
83 {
84
85 c &= 0xff;
86 return ((c >= 0x81 && c <= 0xfe) ? 2 : 1);
87 }
88
89 static size_t
90 _GBK_mbrtowc(wchar_t *_RESTRICT_KYWD pwc, const char *_RESTRICT_KYWD s,
91 size_t n, mbstate_t *_RESTRICT_KYWD ps)
152 {
153 _GBKState *gs;
154
155 gs = (_GBKState *)ps;
156
157 if (gs->ch != 0) {
158 errno = EINVAL;
159 return ((size_t)-1);
160 }
161
162 if (s == NULL)
163 /* Reset to initial shift state (no-op) */
164 return (1);
165 if (wc & 0x8000) {
166 *s++ = (wc >> 8) & 0xff;
167 *s = wc & 0xff;
168 return (2);
169 }
170 *s = wc & 0xff;
171 return (1);
172 }
173
174 static size_t
175 _GBK_mbsnrtowcs(wchar_t *_RESTRICT_KYWD dst, const char **_RESTRICT_KYWD src,
176 size_t nms, size_t len, mbstate_t *_RESTRICT_KYWD ps)
177 {
178 return (__mbsnrtowcs_std(dst, src, nms, len, ps, _GBK_mbrtowc));
179 }
180
181 static size_t
182 _GBK_wcsnrtombs(char *_RESTRICT_KYWD dst, const wchar_t **_RESTRICT_KYWD src,
183 size_t nwc, size_t len, mbstate_t *_RESTRICT_KYWD ps)
184 {
185 return (__wcsnrtombs_std(dst, src, nwc, len, ps, _GBK_wcrtomb));
186 }
|