xref: /freebsd/lib/libc/iconv/citrus_lookup.h (revision cd0d51baaa4509a1db83251a601d34404d20c990)
1 /* $FreeBSD$ */
2 /* $NetBSD: citrus_lookup.h,v 1.2 2004/07/21 14:16:34 tshiozak Exp $ */
3 
4 /*-
5  * SPDX-License-Identifier: BSD-2-Clause
6  *
7  * Copyright (c)2003 Citrus Project,
8  * All rights reserved.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29  * SUCH DAMAGE.
30  */
31 
32 #ifndef _CITRUS_LOOKUP_H_
33 #define _CITRUS_LOOKUP_H_
34 
35 #define _CITRUS_LOOKUP_CASE_SENSITIVE	0
36 #define _CITRUS_LOOKUP_CASE_IGNORE	1
37 
38 struct _citrus_lookup;
39 __BEGIN_DECLS
40 char		*_citrus_lookup_simple(const char *, const char *, char *,
41 		    size_t, int);
42 int		 _citrus_lookup_seq_open(struct _citrus_lookup **,
43 		    const char *, int);
44 void		 _citrus_lookup_seq_rewind(struct _citrus_lookup *);
45 int		 _citrus_lookup_seq_next(struct _citrus_lookup *,
46 			    struct _region *, struct _region *);
47 int		 _citrus_lookup_seq_lookup(struct _citrus_lookup *,
48 		    const char *, struct _region *);
49 int		 _citrus_lookup_get_number_of_entries(struct _citrus_lookup *);
50 void		 _citrus_lookup_seq_close(struct _citrus_lookup *);
51 __END_DECLS
52 
53 static __inline const char *
54 _citrus_lookup_alias(const char *path, const char *key, char *buf, size_t n,
55     int ignore_case)
56 {
57 	const char *ret;
58 
59 	ret = _citrus_lookup_simple(path, key, buf, n, ignore_case);
60 	if (ret == NULL)
61 		ret = key;
62 
63 	return (ret);
64 }
65 
66 #endif
67