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 * Copyright (c) 2011 The FreeBSD Foundation 12 * All rights reserved. 13 * Portions of this software were developed by David Chisnall 14 * under sponsorship from the FreeBSD Foundation. 15 * 16 * Redistribution and use in source and binary forms, with or without 17 * modification, are permitted provided that the following conditions 18 * are met: 19 * 1. Redistributions of source code must retain the above copyright 20 * notice, this list of conditions and the following disclaimer. 21 * 2. Redistributions in binary form must reproduce the above copyright 22 * notice, this list of conditions and the following disclaimer in the 23 * documentation and/or other materials provided with the distribution. 24 * 3. All advertising materials mentioning features or use of this software 25 * must display the following acknowledgement: 26 * This product includes software developed by Phase One, Inc. 27 * 4. The name of Phase One, Inc. may be used to endorse or promote products 28 * derived from this software without specific prior written permission. 29 * 30 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 31 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 32 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 33 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 34 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 35 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 36 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 37 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 38 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 39 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 40 * SUCH DAMAGE. 41 * 42 * @(#)mskanji.c 1.0 (Phase One) 5/5/95 43 */ 44 45 46 #include <sys/types.h> 47 #include <errno.h> 48 #include <runetype.h> 49 #include <stdlib.h> 50 #include <string.h> 51 #include <wchar.h> 52 #include "mblocal.h" 53 54 static size_t _MSKanji_mbrtowc(wchar_t * __restrict, const char * __restrict, 55 size_t, mbstate_t * __restrict); 56 static int _MSKanji_mbsinit(const mbstate_t *); 57 static size_t _MSKanji_wcrtomb(char * __restrict, wchar_t, 58 mbstate_t * __restrict); 59 static size_t _MSKanji_mbsnrtowcs(wchar_t * __restrict, 60 const char ** __restrict, size_t, size_t, 61 mbstate_t * __restrict); 62 static size_t _MSKanji_wcsnrtombs(char * __restrict, 63 const wchar_t ** __restrict, size_t, size_t, 64 mbstate_t * __restrict); 65 66 typedef struct { 67 wchar_t ch; 68 } _MSKanjiState; 69 70 int 71 _MSKanji_init(struct xlocale_ctype *l, _RuneLocale *rl) 72 { 73 74 l->__mbrtowc = _MSKanji_mbrtowc; 75 l->__wcrtomb = _MSKanji_wcrtomb; 76 l->__mbsnrtowcs = _MSKanji_mbsnrtowcs; 77 l->__wcsnrtombs = _MSKanji_wcsnrtombs; 78 l->__mbsinit = _MSKanji_mbsinit; 79 l->runes = rl; 80 l->__mb_cur_max = 2; 81 l->__mb_sb_limit = 256; 82 return (0); 83 } 84 85 static int 86 _MSKanji_mbsinit(const mbstate_t *ps) 87 { 88 89 return (ps == NULL || ((const _MSKanjiState *)ps)->ch == 0); 90 } 91 92 static size_t 93 _MSKanji_mbrtowc(wchar_t * __restrict pwc, const char * __restrict s, size_t n, 94 mbstate_t * __restrict ps) 95 { 96 _MSKanjiState *ms; 97 wchar_t wc; 98 99 ms = (_MSKanjiState *)ps; 100 101 if ((ms->ch & ~0xFF) != 0) { 102 /* Bad conversion state. */ 103 errno = EINVAL; 104 return ((size_t)-1); 105 } 106 107 if (s == NULL) { 108 s = ""; 109 n = 1; 110 pwc = NULL; 111 } 112 113 if (n == 0) 114 /* Incomplete multibyte sequence */ 115 return ((size_t)-2); 116 117 if (ms->ch != 0) { 118 if (*s == '\0') { 119 errno = EILSEQ; 120 return ((size_t)-1); 121 } 122 wc = (ms->ch << 8) | (*s & 0xFF); 123 if (pwc != NULL) 124 *pwc = wc; 125 ms->ch = 0; 126 return (1); 127 } 128 wc = *s++ & 0xff; 129 if ((wc > 0x80 && wc < 0xa0) || (wc >= 0xe0 && wc < 0xfd)) { 130 if (n < 2) { 131 /* Incomplete multibyte sequence */ 132 ms->ch = wc; 133 return ((size_t)-2); 134 } 135 if (*s == '\0') { 136 errno = EILSEQ; 137 return ((size_t)-1); 138 } 139 wc = (wc << 8) | (*s++ & 0xff); 140 if (pwc != NULL) 141 *pwc = wc; 142 return (2); 143 } else { 144 if (pwc != NULL) 145 *pwc = wc; 146 return (wc == L'\0' ? 0 : 1); 147 } 148 } 149 150 static size_t 151 _MSKanji_wcrtomb(char * __restrict s, wchar_t wc, mbstate_t * __restrict ps) 152 { 153 _MSKanjiState *ms; 154 int len, i; 155 156 ms = (_MSKanjiState *)ps; 157 158 if (ms->ch != 0) { 159 errno = EINVAL; 160 return ((size_t)-1); 161 } 162 163 if (s == NULL) 164 /* Reset to initial shift state (no-op) */ 165 return (1); 166 len = (wc > 0x100) ? 2 : 1; 167 for (i = len; i-- > 0; ) 168 *s++ = wc >> (i << 3); 169 return (len); 170 } 171 172 static size_t 173 _MSKanji_mbsnrtowcs(wchar_t * __restrict dst, 174 const char ** __restrict src, size_t nms, 175 size_t len, mbstate_t * __restrict ps) 176 { 177 return (__mbsnrtowcs_std(dst, src, nms, len, ps, _MSKanji_mbrtowc)); 178 } 179 180 static size_t 181 _MSKanji_wcsnrtombs(char * __restrict dst, 182 const wchar_t ** __restrict src, size_t nwc, 183 size_t len, mbstate_t * __restrict ps) 184 { 185 return (__wcsnrtombs_std(dst, src, nwc, len, ps, _MSKanji_wcrtomb)); 186 } 187