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
52extern 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
71static __inline__ unsigned char __tolower(unsigned char c)
72{
73    if (isupper(c))
74        c -= 'A'-'a';
75    return c;
76}
77
78static __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