citrus_mapper_local.h revision 330897 
1/* $FreeBSD: stable/11/lib/libc/iconv/citrus_mapper_local.h 330897 2018-03-14 03:19:51Z eadler $ */
2/* $NetBSD: citrus_mapper_local.h,v 1.2 2008/02/09 14:56:20 junyoung 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_MAPPER_LOCAL_H_
33#define _CITRUS_MAPPER_LOCAL_H_
34
35#define _CITRUS_MAPPER_GETOPS_FUNC_BASE(_n_)				\
36int _n_(struct _citrus_mapper_ops *)
37#define _CITRUS_MAPPER_GETOPS_FUNC(_n_)					\
38_CITRUS_MAPPER_GETOPS_FUNC_BASE(_citrus_##_n_##_mapper_getops)
39
40#define _CITRUS_MAPPER_DECLS(_m_)					\
41static int	 _citrus_##_m_##_mapper_init				\
42		    (struct _citrus_mapper_area *__restrict,		\
43		    struct _citrus_mapper * __restrict,			\
44		    const char * __restrict, const void * __restrict,	\
45		    size_t, struct _citrus_mapper_traits * __restrict,	\
46		    size_t);						\
47static void	 _citrus_##_m_##_mapper_uninit(				\
48		    struct _citrus_mapper *);				\
49static int	 _citrus_##_m_##_mapper_convert				\
50		    (struct _citrus_mapper * __restrict,		\
51		    _citrus_index_t * __restrict, _citrus_index_t,	\
52		    void * __restrict);					\
53static void	 _citrus_##_m_##_mapper_init_state			\
54		    (void);
55
56#define _CITRUS_MAPPER_DEF_OPS(_m_)					\
57extern struct _citrus_mapper_ops _citrus_##_m_##_mapper_ops;		\
58struct _citrus_mapper_ops _citrus_##_m_##_mapper_ops = {		\
59	/* mo_init */		&_citrus_##_m_##_mapper_init,		\
60	/* mo_uninit */		&_citrus_##_m_##_mapper_uninit,		\
61	/* mo_convert */	&_citrus_##_m_##_mapper_convert,	\
62	/* mo_init_state */	&_citrus_##_m_##_mapper_init_state	\
63}
64
65typedef _CITRUS_MAPPER_GETOPS_FUNC_BASE((*_citrus_mapper_getops_t));
66typedef	int (*_citrus_mapper_init_t)(
67    struct _citrus_mapper_area *__restrict,
68    struct _citrus_mapper *__restrict, const char *__restrict,
69    const void *__restrict, size_t,
70    struct _citrus_mapper_traits * __restrict, size_t);
71typedef void (*_citrus_mapper_uninit_t)(struct _citrus_mapper *);
72typedef int (*_citrus_mapper_convert_t)(struct _citrus_mapper * __restrict,
73    _citrus_index_t * __restrict, _citrus_index_t, void * __restrict);
74typedef void (*_citrus_mapper_init_state_t)(void);
75
76struct _citrus_mapper_ops {
77	_citrus_mapper_init_t			 mo_init;
78	_citrus_mapper_uninit_t			 mo_uninit;
79	_citrus_mapper_convert_t		 mo_convert;
80	_citrus_mapper_init_state_t		 mo_init_state;
81};
82
83struct _citrus_mapper_traits {
84	/* version 0x00000001 */
85	size_t					 mt_state_size;
86	size_t					 mt_src_max;
87	size_t					 mt_dst_max;
88};
89
90struct _citrus_mapper {
91	struct _citrus_mapper_ops		*cm_ops;
92	void					*cm_closure;
93	_citrus_module_t			 cm_module;
94	struct _citrus_mapper_traits		*cm_traits;
95	_CITRUS_HASH_ENTRY(_citrus_mapper)	 cm_entry;
96	int					 cm_refcount;
97	char					*cm_key;
98};
99#endif
100