1 /*- 2 * SPDX-License-Identifier: BSD-3-Clause 3 * 4 * Copyright (c) 1989, 1993 5 * The Regents of the University of California. All rights reserved. 6 * (c) UNIX System Laboratories, Inc. 7 * All or some portions of this file are derived from material licensed 8 * to the University of California by American Telephone and Telegraph 9 * Co. or Unix System Laboratories, Inc. and are reproduced herein with 10 * the permission of UNIX System Laboratories, Inc. 11 * 12 * This code is derived from software contributed to Berkeley by 13 * Paul Borman at Krystal Technologies. 14 * 15 * Redistribution and use in source and binary forms, with or without 16 * modification, are permitted provided that the following conditions 17 * are met: 18 * 1. Redistributions of source code must retain the above copyright 19 * notice, this list of conditions and the following disclaimer. 20 * 2. Redistributions in binary form must reproduce the above copyright 21 * notice, this list of conditions and the following disclaimer in the 22 * documentation and/or other materials provided with the distribution. 23 * 3. Neither the name of the University nor the names of its contributors 24 * may be used to endorse or promote products derived from this software 25 * without specific prior written permission. 26 * 27 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 28 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 29 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 30 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 31 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 32 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 33 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 34 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 35 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 36 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 37 * SUCH DAMAGE. 38 * 39 * From @(#)ctype.h 8.4 (Berkeley) 1/21/94 40 * From FreeBSD: src/include/ctype.h,v 1.27 2004/06/23 07:11:39 tjr Exp 41 */ 42 43 #ifndef __CTYPE_H_ 44 #define __CTYPE_H_ 45 46 #include <sys/cdefs.h> 47 #include <sys/_types.h> 48 49 #define _CTYPE_A 0x00000100L /* Alpha */ 50 #define _CTYPE_C 0x00000200L /* Control */ 51 #define _CTYPE_D 0x00000400L /* Digit */ 52 #define _CTYPE_G 0x00000800L /* Graph */ 53 #define _CTYPE_L 0x00001000L /* Lower */ 54 #define _CTYPE_P 0x00002000L /* Punct */ 55 #define _CTYPE_S 0x00004000L /* Space */ 56 #define _CTYPE_U 0x00008000L /* Upper */ 57 #define _CTYPE_X 0x00010000L /* X digit */ 58 #define _CTYPE_B 0x00020000L /* Blank */ 59 #define _CTYPE_R 0x00040000L /* Print */ 60 #define _CTYPE_I 0x00080000L /* Ideogram */ 61 #define _CTYPE_T 0x00100000L /* Special */ 62 #define _CTYPE_Q 0x00200000L /* Phonogram */ 63 #define _CTYPE_N 0x00400000L /* Number (superset of digit) */ 64 #define _CTYPE_SW0 0x20000000L /* 0 width character */ 65 #define _CTYPE_SW1 0x40000000L /* 1 width character */ 66 #define _CTYPE_SW2 0x80000000L /* 2 width character */ 67 #define _CTYPE_SW3 0xc0000000L /* 3 width character */ 68 #define _CTYPE_SWM 0xe0000000L /* Mask for screen width data */ 69 #define _CTYPE_SWS 30 /* Bits to shift to get width */ 70 71 /* See comments in <sys/_types.h> about __ct_rune_t. */ 72 __BEGIN_DECLS 73 unsigned long ___runetype(__ct_rune_t) __pure; 74 __ct_rune_t ___tolower(__ct_rune_t) __pure; 75 __ct_rune_t ___toupper(__ct_rune_t) __pure; 76 __END_DECLS 77 78 /* 79 * _EXTERNALIZE_CTYPE_INLINES_ is defined in locale/nomacros.c to tell us 80 * to generate code for extern versions of all our inline functions. 81 */ 82 #ifdef _EXTERNALIZE_CTYPE_INLINES_ 83 #define _USE_CTYPE_INLINE_ 84 #define static 85 #define __inline 86 #endif 87 88 extern int __mb_sb_limit; 89 90 /* 91 * Use inline functions if we are allowed to and the compiler supports them. 92 */ 93 #if !defined(_DONT_USE_CTYPE_INLINE_) && \ 94 (defined(_USE_CTYPE_INLINE_) || defined(__GNUC__) || defined(__cplusplus)) 95 96 #include <runetype.h> 97 98 static __inline int 99 __maskrune(__ct_rune_t _c, unsigned long _f) 100 { 101 return ((_c < 0 || _c >= _CACHED_RUNES) ? ___runetype(_c) : 102 _CurrentRuneLocale->__runetype[_c]) & _f; 103 } 104 105 static __inline int 106 __sbmaskrune(__ct_rune_t _c, unsigned long _f) 107 { 108 return (_c < 0 || _c >= __mb_sb_limit) ? 0 : 109 _CurrentRuneLocale->__runetype[_c] & _f; 110 } 111 112 static __inline int 113 __istype(__ct_rune_t _c, unsigned long _f) 114 { 115 return (!!__maskrune(_c, _f)); 116 } 117 118 static __inline int 119 __sbistype(__ct_rune_t _c, unsigned long _f) 120 { 121 return (!!__sbmaskrune(_c, _f)); 122 } 123 124 static __inline int 125 __isctype(__ct_rune_t _c, unsigned long _f) 126 { 127 return (_c < 0 || _c >= 128) ? 0 : 128 !!(_DefaultRuneLocale.__runetype[_c] & _f); 129 } 130 131 static __inline __ct_rune_t 132 __toupper(__ct_rune_t _c) 133 { 134 return (_c < 0 || _c >= _CACHED_RUNES) ? ___toupper(_c) : 135 _CurrentRuneLocale->__mapupper[_c]; 136 } 137 138 static __inline __ct_rune_t 139 __sbtoupper(__ct_rune_t _c) 140 { 141 return (_c < 0 || _c >= __mb_sb_limit) ? _c : 142 _CurrentRuneLocale->__mapupper[_c]; 143 } 144 145 static __inline __ct_rune_t 146 __tolower(__ct_rune_t _c) 147 { 148 return (_c < 0 || _c >= _CACHED_RUNES) ? ___tolower(_c) : 149 _CurrentRuneLocale->__maplower[_c]; 150 } 151 152 static __inline __ct_rune_t 153 __sbtolower(__ct_rune_t _c) 154 { 155 return (_c < 0 || _c >= __mb_sb_limit) ? _c : 156 _CurrentRuneLocale->__maplower[_c]; 157 } 158 159 static __inline int 160 __wcwidth(__ct_rune_t _c) 161 { 162 unsigned int _x; 163 164 if (_c == 0) 165 return (0); 166 _x = (unsigned int)__maskrune(_c, _CTYPE_SWM|_CTYPE_R); 167 if ((_x & _CTYPE_SWM) != 0) 168 return ((_x & _CTYPE_SWM) >> _CTYPE_SWS); 169 return ((_x & _CTYPE_R) != 0 ? 1 : -1); 170 } 171 172 #else /* not using inlines */ 173 174 __BEGIN_DECLS 175 int __maskrune(__ct_rune_t, unsigned long); 176 int __sbmaskrune(__ct_rune_t, unsigned long); 177 int __istype(__ct_rune_t, unsigned long); 178 int __sbistype(__ct_rune_t, unsigned long); 179 int __isctype(__ct_rune_t, unsigned long); 180 __ct_rune_t __toupper(__ct_rune_t); 181 __ct_rune_t __sbtoupper(__ct_rune_t); 182 __ct_rune_t __tolower(__ct_rune_t); 183 __ct_rune_t __sbtolower(__ct_rune_t); 184 int __wcwidth(__ct_rune_t); 185 __END_DECLS 186 #endif /* using inlines */ 187 188 #endif /* !__CTYPE_H_ */ 189