1 /*
2 * Copyright (C) 2017 The Android Open Source Project
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in
12 * the documentation and/or other materials provided with the
13 * distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
16 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
17 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
18 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
19 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
21 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
22 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
23 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
24 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
25 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29 #ifndef __BIONIC_PRIVATE_BIONIC_CTYPE_H_
30 #define __BIONIC_PRIVATE_BIONIC_CTYPE_H_
31
IsAlpha(int ch)32 static inline bool IsAlpha(int ch) {
33 return (ch >= 'A' && ch <= 'Z') || (ch >= 'a' && ch <= 'z');
34 }
35
IsDigit(int ch)36 static inline bool IsDigit(int ch) {
37 return (ch >= '0' && ch <= '9');
38 }
39
IsSpace(int ch)40 static inline bool IsSpace(int ch) {
41 return (ch == ' ') || (ch >= '\t' && ch <= '\r');
42 }
43
IsUpper(int ch)44 static inline bool IsUpper(int ch) {
45 return (ch >= 'A' && ch <= 'Z');
46 }
47
IsXDigit(int ch)48 static inline bool IsXDigit(int ch) {
49 return (ch >= '0' && ch <= '9') || (ch >= 'A' && ch <= 'F') || (ch >= 'a' && ch <= 'f');
50 }
51
52 #endif
53