1 /*
2 * Copyright 2011 Nexenta Systems, Inc. All rights reserved.
3 * Copyright (c) 1995 Alex Tatmanjants <alex@elvisti.kiev.ua>
4 * at Electronni Visti IA, Kiev, Ukraine.
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 ``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 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 "lint.h"
30 #include <stdlib.h>
31 #include <string.h>
32 #include <wchar.h>
33 #include <assert.h>
34 #include "collate.h"
35
36 #define WCS_XFRM_OFFSET 1
37
38 size_t
39 wcsxfrm(wchar_t *_RESTRICT_KYWD dest,
40 const wchar_t *_RESTRICT_KYWD src, size_t len)
41 {
42 size_t slen;
43
44 if (*src == L'\0') {
45 if (len != 0)
46 *dest = L'\0';
47 return (0);
48 }
49
50 if ((_collate_load_error) ||
51 ((slen = _collate_wxfrm(src, dest, len)) == (size_t)-1)) {
52 goto error;
53 }
54
55 /* Add null termination at the correct location. */
56 if (len > slen) {
57 dest[slen] = 0;
58 } else if (len != 0) {
59 dest[len-1] = 0;
60 }
61
62 return (slen);
63
64 error:
65 slen = wcslen(src);
66 if (slen < len)
67 (void) wcscpy(dest, src);
68 else if (len != 0) {
69 (void) wcsncpy(dest, src, len - 1);
70 dest[len - 1] = L'\0';
71 }
72 return (slen);
73 }
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1 /*
2 * Copyright 2013 Garrett D'Amore <garrett@damore.org>
3 * Copyright 2011 Nexenta Systems, Inc. All rights reserved.
4 * Copyright (c) 1995 Alex Tatmanjants <alex@elvisti.kiev.ua>
5 * at Electronni Visti IA, Kiev, Ukraine.
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 */
29
30 #include "lint.h"
31 #include <stdlib.h>
32 #include <string.h>
33 #include <wchar.h>
34 #include <assert.h>
35 #include "collate.h"
36
37 #define WCS_XFRM_OFFSET 1
38
39 size_t
40 wcsxfrm_l(wchar_t *_RESTRICT_KYWD dest,
41 const wchar_t *_RESTRICT_KYWD src, size_t len, locale_t loc)
42 {
43 size_t slen;
44 const struct lc_collate *lcc = loc->collate;
45
46 if (*src == L'\0') {
47 if (len != 0)
48 *dest = L'\0';
49 return (0);
50 }
51
52 if ((lcc->lc_is_posix) ||
53 ((slen = _collate_wxfrm(lcc, src, dest, len)) == (size_t)-1)) {
54 goto error;
55 }
56
57 /* Add null termination at the correct location. */
58 if (len > slen) {
59 dest[slen] = 0;
60 } else if (len != 0) {
61 dest[len-1] = 0;
62 }
63
64 return (slen);
65
66 error:
67 slen = wcslen(src);
68 if (slen < len)
69 (void) wcscpy(dest, src);
70 else if (len != 0) {
71 (void) wcsncpy(dest, src, len - 1);
72 dest[len - 1] = L'\0';
73 }
74 return (slen);
75 }
76
77 size_t
78 wcsxfrm(wchar_t *_RESTRICT_KYWD dest,
79 const wchar_t *_RESTRICT_KYWD src, size_t len)
80 {
81 return (wcsxfrm_l(dest, src, len, uselocale(NULL)));
82 }
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