xref: /netbsd-src/lib/libc/citrus/citrus_bcs.h (revision da5f4674a3fc214be3572d358b66af40ab9401e7)
1 /*	$NetBSD: citrus_bcs.h,v 1.1 2003/06/25 09:51:26 tshiozak Exp $	*/
2 
3 /*-
4  * Copyright (c)2003 Citrus Project,
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  */
28 
29 #ifndef _CITRUS_BCS_H_
30 #define _CITRUS_BCS_H_
31 
32 /*
33  * predicate/conversion for basic character set.
34  */
35 
36 #define _CITRUS_BCS_PRED(_name_, _cond_) \
37 static __inline int _citrus_bcs_##_name_(u_int8_t c) { return (_cond_); }
38 
39 _CITRUS_BCS_PRED(isblank, c==' ' || c=='\t')
40 _CITRUS_BCS_PRED(iseol, c=='\n' || c=='\r')
41 _CITRUS_BCS_PRED(isspace,
42 		 _citrus_bcs_isblank(c) || _citrus_bcs_iseol(c) ||
43 		 c=='\f' || c=='\v')
44 _CITRUS_BCS_PRED(isdigit, c>='0' && c<='9')
45 _CITRUS_BCS_PRED(isupper, c>='A' && c<='Z')
46 _CITRUS_BCS_PRED(islower, c>='a' && c<='z')
47 _CITRUS_BCS_PRED(isalpha, _citrus_bcs_isupper(c) || _citrus_bcs_islower(c))
48 _CITRUS_BCS_PRED(isalnum, _citrus_bcs_isdigit(c) || _citrus_bcs_isalpha(c))
49 _CITRUS_BCS_PRED(isxdigit,
50 		 _citrus_bcs_isdigit(c) ||
51 		 (c>='A' && c<='F') || (c>='a' && c<='f'))
52 
53 static __inline u_int8_t
54 _citrus_bcs_toupper(u_int8_t c)
55 {
56 	return (_citrus_bcs_islower(c) ? (c-'a'+'A') : c);
57 }
58 
59 static __inline u_int8_t
60 _citrus_bcs_tolower(u_int8_t c)
61 {
62 	return (_citrus_bcs_isupper(c) ? (c-'A'+'a') : c);
63 }
64 
65 __BEGIN_DECLS
66 int _citrus_bcs_strcasecmp(const char * __restrict, const char * __restrict);
67 int _citrus_bcs_strncasecmp(const char * __restrict, const char * __restrict,
68 			    size_t);
69 const char *_citrus_bcs_skip_ws(const char * __restrict);
70 const char *_citrus_bcs_skip_nonws(const char * __restrict);
71 const char *_citrus_bcs_skip_ws_len(const char * __restrict,
72 				       size_t * __restrict);
73 const char *_citrus_bcs_skip_nonws_len(const char * __restrict,
74 				       size_t * __restrict);
75 void _citrus_bcs_trunc_rws_len(const char * __restrict, size_t * __restrict);
76 void _citrus_bcs_convert_to_lower(char *);
77 void _citrus_bcs_convert_to_upper(char *);
78 __END_DECLS
79 
80 #endif
81