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
__tolower(unsigned char c)71 static __inline__ unsigned char __tolower(unsigned char c)
72 {
73 if (isupper(c))
74 c -= 'A'-'a';
75 return c;
76 }
77
__toupper(unsigned char c)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