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 43 #if defined(LIBC_SCCS) && !defined(lint) 44 static char sccsid[] = "@(#)mskanji.c 1.0 (Phase One) 5/5/95"; 45 #endif /* LIBC_SCCS and not lint */ 46 #include <sys/cdefs.h> 47 __FBSDID("$FreeBSD$"); 48 49 #include <sys/types.h> 50 #include <errno.h> 51 #include <runetype.h> 52 #include <stdlib.h> 53 #include <string.h> 54 #include <wchar.h> 55 #include "mblocal.h" 56 57 extern int __mb_sb_limit; 58 59 static size_t _MSKanji_mbrtowc(wchar_t * __restrict, const char * __restrict, 60 size_t, mbstate_t * __restrict); 61 static int _MSKanji_mbsinit(const mbstate_t *); 62 static size_t _MSKanji_wcrtomb(char * __restrict, wchar_t, 63 mbstate_t * __restrict); 64 static size_t _MSKanji_mbsnrtowcs(wchar_t * __restrict, 65 const char ** __restrict, size_t, size_t, 66 mbstate_t * __restrict); 67 static size_t _MSKanji_wcsnrtombs(char * __restrict, 68 const wchar_t ** __restrict, size_t, size_t, 69 mbstate_t * __restrict); 70 71 typedef struct { 72 wchar_t ch; 73 } _MSKanjiState; 74 75 int 76 _MSKanji_init(struct xlocale_ctype *l, _RuneLocale *rl) 77 { 78 79 l->__mbrtowc = _MSKanji_mbrtowc; 80 l->__wcrtomb = _MSKanji_wcrtomb; 81 l->__mbsnrtowcs = _MSKanji_mbsnrtowcs; 82 l->__wcsnrtombs = _MSKanji_wcsnrtombs; 83 l->__mbsinit = _MSKanji_mbsinit; 84 l->runes = rl; 85 l->__mb_cur_max = 2; 86 l->__mb_sb_limit = 224; 87 return (0); 88 } 89 90 static int 91 _MSKanji_mbsinit(const mbstate_t *ps) 92 { 93 94 return (ps == NULL || ((const _MSKanjiState *)ps)->ch == 0); 95 } 96 97 static size_t 98 _MSKanji_mbrtowc(wchar_t * __restrict pwc, const char * __restrict s, size_t n, 99 mbstate_t * __restrict ps) 100 { 101 _MSKanjiState *ms; 102 wchar_t wc; 103 104 ms = (_MSKanjiState *)ps; 105 106 if ((ms->ch & ~0xFF) != 0) { 107 /* Bad conversion state. */ 108 errno = EINVAL; 109 return ((size_t)-1); 110 } 111 112 if (s == NULL) { 113 s = ""; 114 n = 1; 115 pwc = NULL; 116 } 117 118 if (n == 0) 119 /* Incomplete multibyte sequence */ 120 return ((size_t)-2); 121 122 if (ms->ch != 0) { 123 if (*s == '\0') { 124 errno = EILSEQ; 125 return ((size_t)-1); 126 } 127 wc = (ms->ch << 8) | (*s & 0xFF); 128 if (pwc != NULL) 129 *pwc = wc; 130 ms->ch = 0; 131 return (1); 132 } 133 wc = *s++ & 0xff; 134 if ((wc > 0x80 && wc < 0xa0) || (wc >= 0xe0 && wc < 0xfd)) { 135 if (n < 2) { 136 /* Incomplete multibyte sequence */ 137 ms->ch = wc; 138 return ((size_t)-2); 139 } 140 if (*s == '\0') { 141 errno = EILSEQ; 142 return ((size_t)-1); 143 } 144 wc = (wc << 8) | (*s++ & 0xff); 145 if (pwc != NULL) 146 *pwc = wc; 147 return (2); 148 } else { 149 if (pwc != NULL) 150 *pwc = wc; 151 return (wc == L'\0' ? 0 : 1); 152 } 153 } 154 155 static size_t 156 _MSKanji_wcrtomb(char * __restrict s, wchar_t wc, mbstate_t * __restrict ps) 157 { 158 _MSKanjiState *ms; 159 int len, i; 160 161 ms = (_MSKanjiState *)ps; 162 163 if (ms->ch != 0) { 164 errno = EINVAL; 165 return ((size_t)-1); 166 } 167 168 if (s == NULL) 169 /* Reset to initial shift state (no-op) */ 170 return (1); 171 len = (wc > 0x100) ? 2 : 1; 172 for (i = len; i-- > 0; ) 173 *s++ = wc >> (i << 3); 174 return (len); 175 } 176 177 static size_t 178 _MSKanji_mbsnrtowcs(wchar_t * __restrict dst, 179 const char ** __restrict src, size_t nms, 180 size_t len, mbstate_t * __restrict ps) 181 { 182 return (__mbsnrtowcs_std(dst, src, nms, len, ps, _MSKanji_mbrtowc)); 183 } 184 185 static size_t 186 _MSKanji_wcsnrtombs(char * __restrict dst, 187 const wchar_t ** __restrict src, size_t nwc, 188 size_t len, mbstate_t * __restrict ps) 189 { 190 return (__wcsnrtombs_std(dst, src, nwc, len, ps, _MSKanji_wcrtomb)); 191 } 192