1 /* Copyright (c) 2008-2011 Freescale Semiconductor, Inc. 2 * All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are met: 6 * * Redistributions of source code must retain the above copyright 7 * notice, this list of conditions and the following disclaimer. 8 * * Redistributions in binary form must reproduce the above copyright 9 * notice, this list of conditions and the following disclaimer in the 10 * documentation and/or other materials provided with the distribution. 11 * * Neither the name of Freescale Semiconductor nor the 12 * names of its contributors may be used to endorse or promote products 13 * derived from this software without specific prior written permission. 14 * 15 * 16 * ALTERNATIVELY, this software may be distributed under the terms of the 17 * GNU General Public License ("GPL") as published by the Free Software 18 * Foundation, either version 2 of that License or (at your option) any 19 * later version. 20 * 21 * THIS SOFTWARE IS PROVIDED BY Freescale Semiconductor ``AS IS'' AND ANY 22 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 23 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 24 * DISCLAIMED. IN NO EVENT SHALL Freescale Semiconductor BE LIABLE FOR ANY 25 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 26 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 27 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 28 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 30 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 #ifndef __CTYPE_EXT_H 34 #define __CTYPE_EXT_H 35 36 37 #if defined(NCSW_LINUX) && defined(__KERNEL__) || defined(NCSW_FREEBSD) 38 /* 39 * NOTE! This ctype does not handle EOF like the standard C 40 * library is required to. 41 */ 42 43 #define _U 0x01 /* upper */ 44 #define _L 0x02 /* lower */ 45 #define _D 0x04 /* digit */ 46 #define _C 0x08 /* cntrl */ 47 #define _P 0x10 /* punct */ 48 #define _S 0x20 /* white space (space/lf/tab) */ 49 #define _X 0x40 /* hex digit */ 50 #define _SP 0x80 /* hard space (0x20) */ 51 52 extern unsigned char _ctype[]; 53 54 #define __ismask(x) (_ctype[(int)(unsigned char)(x)]) 55 56 #define isalnum(c) ((__ismask(c)&(_U|_L|_D)) != 0) 57 #define isalpha(c) ((__ismask(c)&(_U|_L)) != 0) 58 #define iscntrl(c) ((__ismask(c)&(_C)) != 0) 59 #define isdigit(c) ((__ismask(c)&(_D)) != 0) 60 #define isgraph(c) ((__ismask(c)&(_P|_U|_L|_D)) != 0) 61 #define islower(c) ((__ismask(c)&(_L)) != 0) 62 #define isprint(c) ((__ismask(c)&(_P|_U|_L|_D|_SP)) != 0) 63 #define ispunct(c) ((__ismask(c)&(_P)) != 0) 64 #define isspace(c) ((__ismask(c)&(_S)) != 0) 65 #define isupper(c) ((__ismask(c)&(_U)) != 0) 66 #define isxdigit(c) ((__ismask(c)&(_D|_X)) != 0) 67 68 #define isascii(c) (((unsigned char)(c))<=0x7f) 69 #define toascii(c) (((unsigned char)(c))&0x7f) 70 71 static __inline__ unsigned char __tolower(unsigned char c) 72 { 73 if (isupper(c)) 74 c -= 'A'-'a'; 75 return c; 76 } 77 78 static __inline__ unsigned char __toupper(unsigned char c) 79 { 80 if (islower(c)) 81 c -= 'a'-'A'; 82 return c; 83 } 84 85 #define tolower(c) __tolower(c) 86 #define toupper(c) __toupper(c) 87 88 #else 89 #include <ctype.h> 90 #endif /* defined(NCSW_LINUX) && defined(__KERNEL__) || defined(NCSW_FREEBSD) */ 91 92 93 #endif /* __CTYPE_EXT_H */ 94