xref: /freebsd/lib/libc/iconv/citrus_mapper_local.h (revision 0b3105a37d7adcadcb720112fed4dc4e8040be99)
1 /* $FreeBSD$ */
2 /* $NetBSD: citrus_mapper_local.h,v 1.2 2008/02/09 14:56:20 junyoung Exp $ */
3 
4 /*-
5  * Copyright (c)2003 Citrus Project,
6  * All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27  * SUCH DAMAGE.
28  */
29 
30 #ifndef _CITRUS_MAPPER_LOCAL_H_
31 #define _CITRUS_MAPPER_LOCAL_H_
32 
33 #define _CITRUS_MAPPER_GETOPS_FUNC_BASE(_n_)				\
34 int _n_(struct _citrus_mapper_ops *)
35 #define _CITRUS_MAPPER_GETOPS_FUNC(_n_)					\
36 _CITRUS_MAPPER_GETOPS_FUNC_BASE(_citrus_##_n_##_mapper_getops)
37 
38 #define _CITRUS_MAPPER_DECLS(_m_)					\
39 static int	 _citrus_##_m_##_mapper_init				\
40 		    (struct _citrus_mapper_area *__restrict,		\
41 		    struct _citrus_mapper * __restrict,			\
42 		    const char * __restrict, const void * __restrict,	\
43 		    size_t, struct _citrus_mapper_traits * __restrict,	\
44 		    size_t);						\
45 static void	 _citrus_##_m_##_mapper_uninit(				\
46 		    struct _citrus_mapper *);				\
47 static int	 _citrus_##_m_##_mapper_convert				\
48 		    (struct _citrus_mapper * __restrict,		\
49 		    _citrus_index_t * __restrict, _citrus_index_t,	\
50 		    void * __restrict);					\
51 static void	 _citrus_##_m_##_mapper_init_state			\
52 		    (void);
53 
54 #define _CITRUS_MAPPER_DEF_OPS(_m_)					\
55 extern struct _citrus_mapper_ops _citrus_##_m_##_mapper_ops;		\
56 struct _citrus_mapper_ops _citrus_##_m_##_mapper_ops = {		\
57 	/* mo_init */		&_citrus_##_m_##_mapper_init,		\
58 	/* mo_uninit */		&_citrus_##_m_##_mapper_uninit,		\
59 	/* mo_convert */	&_citrus_##_m_##_mapper_convert,	\
60 	/* mo_init_state */	&_citrus_##_m_##_mapper_init_state	\
61 }
62 
63 typedef _CITRUS_MAPPER_GETOPS_FUNC_BASE((*_citrus_mapper_getops_t));
64 typedef	int (*_citrus_mapper_init_t)(
65     struct _citrus_mapper_area *__restrict,
66     struct _citrus_mapper *__restrict, const char *__restrict,
67     const void *__restrict, size_t,
68     struct _citrus_mapper_traits * __restrict, size_t);
69 typedef void (*_citrus_mapper_uninit_t)(struct _citrus_mapper *);
70 typedef int (*_citrus_mapper_convert_t)(struct _citrus_mapper * __restrict,
71     _citrus_index_t * __restrict, _citrus_index_t, void * __restrict);
72 typedef void (*_citrus_mapper_init_state_t)(void);
73 
74 struct _citrus_mapper_ops {
75 	_citrus_mapper_init_t			 mo_init;
76 	_citrus_mapper_uninit_t			 mo_uninit;
77 	_citrus_mapper_convert_t		 mo_convert;
78 	_citrus_mapper_init_state_t		 mo_init_state;
79 };
80 
81 struct _citrus_mapper_traits {
82 	/* version 0x00000001 */
83 	size_t					 mt_state_size;
84 	size_t					 mt_src_max;
85 	size_t					 mt_dst_max;
86 };
87 
88 struct _citrus_mapper {
89 	struct _citrus_mapper_ops		*cm_ops;
90 	void					*cm_closure;
91 	_citrus_module_t			 cm_module;
92 	struct _citrus_mapper_traits		*cm_traits;
93 	_CITRUS_HASH_ENTRY(_citrus_mapper)	 cm_entry;
94 	int					 cm_refcount;
95 	char					*cm_key;
96 };
97 #endif
98