citrus_iconv_local.h revision 282275 
1/* $FreeBSD: stable/10/lib/libc/iconv/citrus_iconv_local.h 282275 2015-04-30 16:08:47Z tijl $ */
2/* $NetBSD: citrus_iconv_local.h,v 1.3 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_ICONV_LOCAL_H_
31#define _CITRUS_ICONV_LOCAL_H_
32
33#include <iconv.h>
34#include <stdbool.h>
35
36#define _CITRUS_ICONV_GETOPS_FUNC_BASE(_n_)				\
37    int _n_(struct _citrus_iconv_ops *)
38#define _CITRUS_ICONV_GETOPS_FUNC(_n_)					\
39    _CITRUS_ICONV_GETOPS_FUNC_BASE(_citrus_##_n_##_iconv_getops)
40
41#define _CITRUS_ICONV_DECLS(_m_)					\
42static int	 _citrus_##_m_##_iconv_init_shared			\
43		    (struct _citrus_iconv_shared * __restrict,		\
44	 	    const char * __restrict, const char * __restrict);	\
45static void	 _citrus_##_m_##_iconv_uninit_shared			\
46		    (struct _citrus_iconv_shared *);			\
47static int	 _citrus_##_m_##_iconv_convert				\
48		    (struct _citrus_iconv * __restrict,			\
49		    char * __restrict * __restrict,			\
50		    size_t * __restrict,				\
51		    char * __restrict * __restrict,			\
52		    size_t * __restrict outbytes,			\
53	 	    uint32_t, size_t * __restrict);			\
54static int	 _citrus_##_m_##_iconv_init_context			\
55		    (struct _citrus_iconv *);				\
56static void	 _citrus_##_m_##_iconv_uninit_context			\
57		    (struct _citrus_iconv *)
58
59
60#define _CITRUS_ICONV_DEF_OPS(_m_)					\
61extern struct _citrus_iconv_ops _citrus_##_m_##_iconv_ops;		\
62struct _citrus_iconv_ops _citrus_##_m_##_iconv_ops = {			\
63	/* io_init_shared */	&_citrus_##_m_##_iconv_init_shared,	\
64	/* io_uninit_shared */	&_citrus_##_m_##_iconv_uninit_shared,	\
65	/* io_init_context */	&_citrus_##_m_##_iconv_init_context,	\
66	/* io_uninit_context */	&_citrus_##_m_##_iconv_uninit_context,	\
67	/* io_convert */	&_citrus_##_m_##_iconv_convert		\
68}
69
70typedef _CITRUS_ICONV_GETOPS_FUNC_BASE((*_citrus_iconv_getops_t));
71typedef	int (*_citrus_iconv_init_shared_t)
72    (struct _citrus_iconv_shared * __restrict,
73    const char * __restrict, const char * __restrict);
74typedef void (*_citrus_iconv_uninit_shared_t)
75    (struct _citrus_iconv_shared *);
76typedef int (*_citrus_iconv_convert_t)
77    (struct _citrus_iconv * __restrict,
78    char *__restrict* __restrict, size_t * __restrict,
79    char * __restrict * __restrict, size_t * __restrict, uint32_t,
80    size_t * __restrict);
81typedef int (*_citrus_iconv_init_context_t)(struct _citrus_iconv *);
82typedef void (*_citrus_iconv_uninit_context_t)(struct _citrus_iconv *);
83
84struct _citrus_iconv_ops {
85	_citrus_iconv_init_shared_t	io_init_shared;
86	_citrus_iconv_uninit_shared_t	io_uninit_shared;
87	_citrus_iconv_init_context_t	io_init_context;
88	_citrus_iconv_uninit_context_t	io_uninit_context;
89	_citrus_iconv_convert_t		io_convert;
90};
91
92struct _citrus_iconv_shared {
93	struct _citrus_iconv_ops			*ci_ops;
94	void						*ci_closure;
95	_CITRUS_HASH_ENTRY(_citrus_iconv_shared)	 ci_hash_entry;
96	TAILQ_ENTRY(_citrus_iconv_shared)		 ci_tailq_entry;
97	_citrus_module_t				 ci_module;
98	unsigned int					 ci_used_count;
99	char						*ci_convname;
100	bool						 ci_discard_ilseq;
101	struct iconv_hooks				*ci_hooks;
102	bool						 ci_ilseq_invalid;
103};
104
105struct _citrus_iconv {
106	struct _citrus_iconv_shared			*cv_shared;
107	void						*cv_closure;
108};
109
110#endif
111