1/*- 2 * SPDX-License-Identifier: BSD-3-Clause 3 * 4 * Copyright (c) 1982, 1988, 1991, 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 * Redistribution and use in source and binary forms, with or without 13 * modification, are permitted provided that the following conditions 14 * are met: 15 * 1. Redistributions of source code must retain the above copyright 16 * notice, this list of conditions and the following disclaimer. 17 * 2. Redistributions in binary form must reproduce the above copyright 18 * notice, this list of conditions and the following disclaimer in the 19 * documentation and/or other materials provided with the distribution. 20 * 3. Neither the name of the University nor the names of its contributors 21 * may be used to endorse or promote products derived from this software 22 * without specific prior written permission. 23 * 24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 27 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 34 * SUCH DAMAGE. 35 */ 36 37#ifndef _SYS_CTYPE_H_ 38#define _SYS_CTYPE_H_ 39 40#ifdef _KERNEL 41 42static __inline int 43isspace(int c) 44{ 45 return (c == ' ' || (c >= '\t' && c <= '\r')); 46} 47 48static __inline int 49isascii(int c) 50{ 51 return ((c & ~0x7f) == 0); 52} 53 54static __inline int 55isupper(int c) 56{ 57 return (c >= 'A' && c <= 'Z'); 58} 59 60static __inline int 61islower(int c) 62{ 63 return (c >= 'a' && c <= 'z'); 64} 65 66static __inline int 67isalpha(int c) 68{ 69 return (isupper(c) || islower(c)); 70} 71 72static __inline int 73isdigit(int c) 74{ 75 return (c >= '0' && c <= '9'); 76} 77 78static __inline int 79isxdigit(int c) 80{ 81 return (isdigit(c) || (c >= 'A' && c <= 'F') || (c >= 'a' && c <= 'f')); 82} 83 84static __inline int 85isprint(int c) 86{ 87 return (c >= ' ' && c <= '~'); 88} 89 90static __inline int 91toupper(int c) 92{ 93 return (c - 0x20 * ((c >= 'a') && (c <= 'z'))); 94} 95 96static __inline int 97tolower(int c) 98{ 99 return (c + 0x20 * ((c >= 'A') && (c <= 'Z'))); 100} 101 102#endif 103#endif /* !_SYS_CTYPE_H_ */ 104