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
40 #include <ctype.h>
41
42 #undef digittoint
43 int
digittoint(int c)44 digittoint(int c)
45 {
46 return (__sbmaskrune(c, 0xFF));
47 }
48
49 #undef isalnum
50 int
isalnum(int c)51 isalnum(int c)
52 {
53 return (__sbistype(c, _CTYPE_A|_CTYPE_N));
54 }
55
56 #undef isalpha
57 int
isalpha(int c)58 isalpha(int c)
59 {
60 return (__sbistype(c, _CTYPE_A));
61 }
62
63 #undef isascii
64 int
isascii(int c)65 isascii(int c)
66 {
67 return ((c & ~0x7F) == 0);
68 }
69
70 #undef isblank
71 int
isblank(int c)72 isblank(int c)
73 {
74 return (__sbistype(c, _CTYPE_B));
75 }
76
77 #undef iscntrl
78 int
iscntrl(int c)79 iscntrl(int c)
80 {
81 return (__sbistype(c, _CTYPE_C));
82 }
83
84 #undef isdigit
85 int
isdigit(int c)86 isdigit(int c)
87 {
88 return (__isctype(c, _CTYPE_D));
89 }
90
91 #undef isgraph
92 int
isgraph(int c)93 isgraph(int c)
94 {
95 return (__sbistype(c, _CTYPE_G));
96 }
97
98 #undef ishexnumber
99 int
ishexnumber(int c)100 ishexnumber(int c)
101 {
102 return (__sbistype(c, _CTYPE_X));
103 }
104
105 #undef isideogram
106 int
isideogram(int c)107 isideogram(int c)
108 {
109 return (__sbistype(c, _CTYPE_I));
110 }
111
112 #undef islower
113 int
islower(int c)114 islower(int c)
115 {
116 return (__sbistype(c, _CTYPE_L));
117 }
118
119 #undef isnumber
120 int
isnumber(int c)121 isnumber(int c)
122 {
123 return (__sbistype(c, _CTYPE_N));
124 }
125
126 #undef isphonogram
127 int
isphonogram(int c)128 isphonogram(int c)
129 {
130 return (__sbistype(c, _CTYPE_Q));
131 }
132
133 #undef isprint
134 int
isprint(int c)135 isprint(int c)
136 {
137 return (__sbistype(c, _CTYPE_R));
138 }
139
140 #undef ispunct
141 int
ispunct(int c)142 ispunct(int c)
143 {
144 return (__sbistype(c, _CTYPE_P));
145 }
146
147 #undef isrune
148 int
isrune(int c)149 isrune(int c)
150 {
151 return (__sbistype(c, 0xFFFFFF00L));
152 }
153
154 #undef isspace
155 int
isspace(int c)156 isspace(int c)
157 {
158 return (__sbistype(c, _CTYPE_S));
159 }
160
161 #undef isspecial
162 int
isspecial(int c)163 isspecial(int c)
164 {
165 return (__sbistype(c, _CTYPE_T));
166 }
167
168 #undef isupper
169 int
isupper(int c)170 isupper(int c)
171 {
172 return (__sbistype(c, _CTYPE_U));
173 }
174
175 #undef isxdigit
176 int
isxdigit(int c)177 isxdigit(int c)
178 {
179 return (__isctype(c, _CTYPE_X));
180 }
181
182 #undef toascii
183 int
toascii(int c)184 toascii(int c)
185 {
186 return (c & 0x7F);
187 }
188
189 #undef tolower
190 int
tolower(int c)191 tolower(int c)
192 {
193 return (__sbtolower(c));
194 }
195
196 #undef toupper
197 int
toupper(int c)198 toupper(int c)
199 {
200 return (__sbtoupper(c));
201 }
202
203