1 /* 2 * Copyright (c) 2002-2004 Tim J. Robbins. All rights reserved. 3 * 4 * ja_JP.SJIS locale table for BSD4.4/rune 5 * version 1.0 6 * (C) Sin'ichiro MIYATANI / Phase One, Inc 7 * May 12, 1995 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 3. All advertising materials mentioning features or use of this software 18 * must display the following acknowledgement: 19 * This product includes software developed by Phase One, Inc. 20 * 4. The name of Phase One, Inc. may be used to endorse or promote products 21 * derived from this software 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 /* 37 * Copyright 2010 Nexenta Systems, Inc. All rights reserved. 38 * Use is subject to license terms. 39 */ 40 41 #include "lint.h" 42 #include <sys/types.h> 43 #include <errno.h> 44 #include "runetype.h" 45 #include <stdlib.h> 46 #include <string.h> 47 #include <wchar.h> 48 #include "mblocal.h" 49 50 static size_t _MSKanji_mbrtowc(wchar_t *_RESTRICT_KYWD, 51 const char *_RESTRICT_KYWD, 52 size_t, mbstate_t *_RESTRICT_KYWD); 53 static int _MSKanji_mbsinit(const mbstate_t *); 54 static size_t _MSKanji_wcrtomb(char *_RESTRICT_KYWD, wchar_t, 55 mbstate_t *_RESTRICT_KYWD); 56 57 typedef struct { 58 wchar_t ch; 59 } _MSKanjiState; 60 61 int 62 _MSKanji_init(_RuneLocale *rl) 63 { 64 65 __mbrtowc = _MSKanji_mbrtowc; 66 __wcrtomb = _MSKanji_wcrtomb; 67 __mbsinit = _MSKanji_mbsinit; 68 _CurrentRuneLocale = rl; 69 __ctype[520] = 2; 70 return (0); 71 } 72 73 static int 74 _MSKanji_mbsinit(const mbstate_t *ps) 75 { 76 77 return (ps == NULL || ((const _MSKanjiState *)ps)->ch == 0); 78 } 79 80 static size_t 81 _MSKanji_mbrtowc(wchar_t *_RESTRICT_KYWD pwc, const char *_RESTRICT_KYWD s, 82 size_t n, mbstate_t *_RESTRICT_KYWD ps) 83 { 84 _MSKanjiState *ms; 85 wchar_t wc; 86 87 ms = (_MSKanjiState *)ps; 88 89 if ((ms->ch & ~0xFF) != 0) { 90 /* Bad conversion state. */ 91 errno = EINVAL; 92 return ((size_t)-1); 93 } 94 95 if (s == NULL) { 96 s = ""; 97 n = 1; 98 pwc = NULL; 99 } 100 101 if (n == 0) 102 /* Incomplete multibyte sequence */ 103 return ((size_t)-2); 104 105 if (ms->ch != 0) { 106 if (*s == '\0') { 107 errno = EILSEQ; 108 return ((size_t)-1); 109 } 110 wc = (ms->ch << 8) | (*s & 0xFF); 111 if (pwc != NULL) 112 *pwc = wc; 113 ms->ch = 0; 114 return (1); 115 } 116 wc = *s++ & 0xff; 117 if ((wc > 0x80 && wc < 0xa0) || (wc >= 0xe0 && wc < 0xfd)) { 118 if (n < 2) { 119 /* Incomplete multibyte sequence */ 120 ms->ch = wc; 121 return ((size_t)-2); 122 } 123 if (*s == '\0') { 124 errno = EILSEQ; 125 return ((size_t)-1); 126 } 127 wc = (wc << 8) | (*s++ & 0xff); 128 if (pwc != NULL) 129 *pwc = wc; 130 return (2); 131 } else { 132 if (pwc != NULL) 133 *pwc = wc; 134 return (wc == L'\0' ? 0 : 1); 135 } 136 } 137 138 static size_t 139 _MSKanji_wcrtomb(char *_RESTRICT_KYWD s, wchar_t wc, 140 mbstate_t *_RESTRICT_KYWD ps) 141 { 142 _MSKanjiState *ms; 143 int len, i; 144 145 ms = (_MSKanjiState *)ps; 146 147 if (ms->ch != 0) { 148 errno = EINVAL; 149 return ((size_t)-1); 150 } 151 152 if (s == NULL) 153 /* Reset to initial shift state (no-op) */ 154 return (1); 155 len = (wc > 0x100) ? 2 : 1; 156 for (i = len; i-- > 0; ) 157 *s++ = wc >> (i << 3); 158 return (len); 159 } 160