6d4e56ac49dd7c14b93c9e320ab9fe3243535cdb
[dragonfly.git] / lib / libc / citrus / citrus_iconv_local.h
1 /* $FreeBSD: head/lib/libc/iconv/citrus_iconv_local.h 255297 2013-09-06 09:46:44Z theraven $ */
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_)                                        \
42 static int       _citrus_##_m_##_iconv_init_shared                      \
43                     (struct _citrus_iconv_shared * __restrict,          \
44                     const char * __restrict, const char * __restrict);  \
45 static void      _citrus_##_m_##_iconv_uninit_shared                    \
46                     (struct _citrus_iconv_shared *);                    \
47 static int       _citrus_##_m_##_iconv_convert                          \
48                     (struct _citrus_iconv * __restrict,                 \
49                     const char * __restrict * __restrict,               \
50                     size_t * __restrict,                                \
51                     char * __restrict * __restrict,                     \
52                     size_t * __restrict outbytes,                       \
53                     uint32_t, size_t * __restrict);                     \
54 static int       _citrus_##_m_##_iconv_init_context                     \
55                     (struct _citrus_iconv *);                           \
56 static void      _citrus_##_m_##_iconv_uninit_context                   \
57                     (struct _citrus_iconv *)
58
59
60 #define _CITRUS_ICONV_DEF_OPS(_m_)                                      \
61 extern struct _citrus_iconv_ops _citrus_##_m_##_iconv_ops;              \
62 struct _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
70 typedef _CITRUS_ICONV_GETOPS_FUNC_BASE((*_citrus_iconv_getops_t));
71 typedef int (*_citrus_iconv_init_shared_t)
72     (struct _citrus_iconv_shared * __restrict,
73     const char * __restrict, const char * __restrict);
74 typedef void (*_citrus_iconv_uninit_shared_t)
75     (struct _citrus_iconv_shared *);
76 typedef int (*_citrus_iconv_convert_t)
77     (struct _citrus_iconv * __restrict,
78     const char *__restrict* __restrict, size_t * __restrict,
79     char * __restrict * __restrict, size_t * __restrict, uint32_t,
80     size_t * __restrict);
81 typedef int (*_citrus_iconv_init_context_t)(struct _citrus_iconv *);
82 typedef void (*_citrus_iconv_uninit_context_t)(struct _citrus_iconv *);
83
84 struct _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
92 struct _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 };
103
104 struct _citrus_iconv {
105         struct _citrus_iconv_shared                     *cv_shared;
106         void                                            *cv_closure;
107 };
108
109 #endif