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 * 6 * ja_JP.SJIS locale table for BSD4.4/rune 7 * version 1.0 8 * (C) Sin'ichiro MIYATANI / Phase One, Inc 9 * May 12, 1995 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 * 3. All advertising materials mentioning features or use of this software 20 * must display the following acknowledgement: 21 * This product includes software developed by Phase One, Inc. 22 * 4. The name of Phase One, Inc. may be used to endorse or promote products 23 * derived from this software without specific prior written permission. 24 * 25 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 28 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 31 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 32 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 33 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 34 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 35 * SUCH DAMAGE. 36 */ 37 38 #include "lint.h" 39 #include <sys/types.h> 40 #include <errno.h> 41 #include <stdlib.h> 42 #include <string.h> 43 #include <wchar.h> 44 #include "mblocal.h" 45 #include "lctype.h" 46 47 static size_t _MSKanji_mbrtowc(wchar_t *_RESTRICT_KYWD, 48 const char *_RESTRICT_KYWD, 49 size_t, mbstate_t *_RESTRICT_KYWD, boolean_t); 50 static int _MSKanji_mbsinit(const mbstate_t *); 51 static size_t _MSKanji_wcrtomb(char *_RESTRICT_KYWD, wchar_t, 52 mbstate_t *_RESTRICT_KYWD); 53 static size_t _MSKanji_mbsnrtowcs(wchar_t *_RESTRICT_KYWD, 54 const char **_RESTRICT_KYWD, size_t, size_t, 55 mbstate_t *_RESTRICT_KYWD); 56 static size_t _MSKanji_wcsnrtombs(char *_RESTRICT_KYWD, 57 const wchar_t **_RESTRICT_KYWD, size_t, size_t, 58 mbstate_t *_RESTRICT_KYWD); 59 60 typedef struct { 61 wchar_t ch; 62 } _MSKanjiState; 63 64 void 65 _MSKanji_init(struct lc_ctype *lct) 66 { 67 68 lct->lc_mbrtowc = _MSKanji_mbrtowc; 69 lct->lc_wcrtomb = _MSKanji_wcrtomb; 70 lct->lc_mbsnrtowcs = _MSKanji_mbsnrtowcs; 71 lct->lc_wcsnrtombs = _MSKanji_wcsnrtombs; 72 lct->lc_mbsinit = _MSKanji_mbsinit; 73 lct->lc_max_mblen = 2; 74 lct->lc_is_ascii = 0; 75 } 76 77 static int 78 _MSKanji_mbsinit(const mbstate_t *ps) 79 { 80 81 return (ps == NULL || ((const _MSKanjiState *)ps)->ch == 0); 82 } 83 84 static size_t 85 _MSKanji_mbrtowc(wchar_t *_RESTRICT_KYWD pwc, const char *_RESTRICT_KYWD s, 86 size_t n, mbstate_t *_RESTRICT_KYWD ps, boolean_t zero) 87 { 88 _MSKanjiState *ms; 89 wchar_t wc; 90 91 ms = (_MSKanjiState *)ps; 92 93 if ((ms->ch & ~0xFF) != 0) { 94 /* Bad conversion state. */ 95 errno = EINVAL; 96 return ((size_t)-1); 97 } 98 99 if (s == NULL) { 100 s = ""; 101 n = 1; 102 pwc = NULL; 103 } 104 105 if (n == 0) 106 /* Incomplete multibyte sequence */ 107 return ((size_t)-2); 108 109 if (ms->ch != 0) { 110 if (*s == '\0') { 111 errno = EILSEQ; 112 return ((size_t)-1); 113 } 114 wc = (ms->ch << 8) | (*s & 0xFF); 115 if (pwc != NULL) 116 *pwc = wc; 117 ms->ch = 0; 118 return (1); 119 } 120 wc = *s++ & 0xff; 121 if ((wc > 0x80 && wc < 0xa0) || (wc >= 0xe0 && wc < 0xfd)) { 122 if (n < 2) { 123 /* Incomplete multibyte sequence */ 124 ms->ch = wc; 125 return ((size_t)-2); 126 } 127 if (*s == '\0') { 128 errno = EILSEQ; 129 return ((size_t)-1); 130 } 131 wc = (wc << 8) | (*s++ & 0xff); 132 if (pwc != NULL) 133 *pwc = wc; 134 return (2); 135 } else { 136 if (pwc != NULL) 137 *pwc = wc; 138 if (zero || wc != L'\0') { 139 return (1); 140 } else { 141 return (0); 142 } 143 } 144 } 145 146 static size_t 147 _MSKanji_wcrtomb(char *_RESTRICT_KYWD s, wchar_t wc, 148 mbstate_t *_RESTRICT_KYWD ps) 149 { 150 _MSKanjiState *ms; 151 int len, i; 152 153 ms = (_MSKanjiState *)ps; 154 155 if (ms->ch != 0) { 156 errno = EINVAL; 157 return ((size_t)-1); 158 } 159 160 if (s == NULL) 161 /* Reset to initial shift state (no-op) */ 162 return (1); 163 len = (wc > 0x100) ? 2 : 1; 164 for (i = len; i-- > 0; ) 165 *s++ = wc >> (i << 3); 166 return (len); 167 } 168 169 static size_t 170 _MSKanji_mbsnrtowcs(wchar_t *_RESTRICT_KYWD dst, 171 const char **_RESTRICT_KYWD src, size_t nms, 172 size_t len, mbstate_t *_RESTRICT_KYWD ps) 173 { 174 return (__mbsnrtowcs_std(dst, src, nms, len, ps, _MSKanji_mbrtowc)); 175 } 176 177 static size_t 178 _MSKanji_wcsnrtombs(char *_RESTRICT_KYWD dst, 179 const wchar_t **_RESTRICT_KYWD src, size_t nwc, 180 size_t len, mbstate_t *_RESTRICT_KYWD ps) 181 { 182 return (__wcsnrtombs_std(dst, src, nwc, len, ps, _MSKanji_wcrtomb)); 183 } 184