xref: /freebsd/lib/libc/iconv/citrus_prop.h (revision 8aac90f18aef7c9eea906c3ff9a001ca7b94f375)
1 /* $NetBSD: citrus_prop.h,v 1.5 2011/05/23 14:52:32 joerg Exp $ */
2 
3 /*-
4  * SPDX-License-Identifier: BSD-2-Clause
5  *
6  * Copyright (c)2006 Citrus Project,
7  * All rights reserved.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice, this list of conditions and the following disclaimer.
14  * 2. Redistributions in binary form must reproduce the above copyright
15  *    notice, this list of conditions and the following disclaimer in the
16  *    documentation and/or other materials provided with the distribution.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28  * SUCH DAMAGE.
29  *
30  */
31 
32 #ifndef _CITRUS_PROP_H_
33 #define _CITRUS_PROP_H_
34 
35 typedef enum {
36 	_CITRUS_PROP_BOOL = 0,
37 	_CITRUS_PROP_STR  = 1,
38 	_CITRUS_PROP_CHR  = 2,
39 	_CITRUS_PROP_NUM  = 3,
40 } _citrus_prop_type_t;
41 
42 typedef struct _citrus_prop_hint_t _citrus_prop_hint_t;
43 
44 #define _CITRUS_PROP_CB0_T(_func_, _type_) \
45 typedef int (*_citrus_prop_##_func_##_cb_func_t) \
46     (void * __restrict, const char *, _type_); \
47 typedef struct { \
48 	_citrus_prop_##_func_##_cb_func_t func; \
49 } _citrus_prop_##_func_##_cb_t;
50 _CITRUS_PROP_CB0_T(boolean, int)
51 _CITRUS_PROP_CB0_T(str, const char *)
52 #undef _CITRUS_PROP_CB0_T
53 
54 #define _CITRUS_PROP_CB1_T(_func_, _type_) \
55 typedef int (*_citrus_prop_##_func_##_cb_func_t) \
56     (void * __restrict, const char *, _type_, _type_); \
57 typedef struct { \
58 	_citrus_prop_##_func_##_cb_func_t func; \
59 } _citrus_prop_##_func_##_cb_t;
60 _CITRUS_PROP_CB1_T(chr, int)
61 _CITRUS_PROP_CB1_T(num, uint64_t)
62 #undef _CITRUS_PROP_CB1_T
63 
64 struct _citrus_prop_hint_t {
65 	const char *name;
66 	_citrus_prop_type_t type;
67 #define _CITRUS_PROP_CB_T_OPS(_name_) \
68 	_citrus_prop_##_name_##_cb_t _name_
69 	union {
70 		_CITRUS_PROP_CB_T_OPS(boolean);
71 		_CITRUS_PROP_CB_T_OPS(str);
72 		_CITRUS_PROP_CB_T_OPS(chr);
73 		_CITRUS_PROP_CB_T_OPS(num);
74 	} cb;
75 };
76 
77 #define _CITRUS_PROP_HINT_BOOL(name, cb) \
78     { name, _CITRUS_PROP_BOOL, { .boolean = { cb } } }
79 #define _CITRUS_PROP_HINT_STR(name, cb) \
80     { name, _CITRUS_PROP_STR, { .str = { cb } } }
81 #define _CITRUS_PROP_HINT_CHR(name, cb) \
82     { name, _CITRUS_PROP_CHR, { .chr = { cb } } }
83 #define _CITRUS_PROP_HINT_NUM(name, cb) \
84     { name, _CITRUS_PROP_NUM, { .num = { cb } } }
85 #define _CITRUS_PROP_HINT_END \
86     { .name = NULL }
87 
88 __BEGIN_DECLS
89 int	 _citrus_prop_parse_variable(const _citrus_prop_hint_t * __restrict,
90 	    void * __restrict, const void *, size_t);
91 __END_DECLS
92 
93 #endif /* !_CITRUS_PROP_H_ */
94