1/*-
2 * SPDX-License-Identifier: BSD-2-Clause
3 *
4 * Copyright 2013 Garrett D'Amore <garrett@damore.org>
5 * Copyright 2011 Nexenta Systems, Inc.  All rights reserved.
6 * Copyright (c) 2004 Tim J. Robbins.
7 * All rights reserved.
8 *
9 * Copyright (c) 2011 The FreeBSD Foundation
10 *
11 * Portions of this software were developed by David Chisnall
12 * under sponsorship from the FreeBSD Foundation.
13 *
14 * Redistribution and use in source and binary forms, with or without
15 * modification, are permitted provided that the following conditions
16 * are met:
17 * 1. Redistributions of source code must retain the above copyright
18 *    notice, this list of conditions and the following disclaimer.
19 * 2. Redistributions in binary form must reproduce the above copyright
20 *    notice, this list of conditions and the following disclaimer in the
21 *    documentation and/or other materials provided with the distribution.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * SUCH DAMAGE.
34 */
35
36#ifndef _MBLOCAL_H_
37#define	_MBLOCAL_H_
38
39#include <runetype.h>
40#include "xlocale_private.h"
41
42#define	SS2	0x008e
43#define SS3	0x008f
44
45/*
46 * Conversion function pointers for current encoding.
47 */
48struct xlocale_ctype {
49	struct xlocale_component header;
50	_RuneLocale *runes;
51	size_t (*__mbrtowc)(wchar_t * __restrict, const char * __restrict,
52		size_t, mbstate_t * __restrict);
53	int (*__mbsinit)(const mbstate_t *);
54	size_t (*__mbsnrtowcs)(wchar_t * __restrict, const char ** __restrict,
55		size_t, size_t, mbstate_t * __restrict);
56	size_t (*__wcrtomb)(char * __restrict, wchar_t, mbstate_t * __restrict);
57	size_t (*__wcsnrtombs)(char * __restrict, const wchar_t ** __restrict,
58		size_t, size_t, mbstate_t * __restrict);
59	int __mb_cur_max;
60	int __mb_sb_limit;
61	/** Persistent state used by mblen() calls. */
62	__mbstate_t mblen;
63	/** Persistent state used by mbrlen() calls. */
64	__mbstate_t mbrlen;
65	/** Persistent state used by mbrtoc16() calls. */
66	__mbstate_t mbrtoc16;
67	/** Persistent state used by mbrtoc32() calls. */
68	__mbstate_t mbrtoc32;
69	/** Persistent state used by mbrtowc() calls. */
70	__mbstate_t mbrtowc;
71	/** Persistent state used by mbsnrtowcs() calls. */
72	__mbstate_t mbsnrtowcs;
73	/** Persistent state used by mbsrtowcs() calls. */
74	__mbstate_t mbsrtowcs;
75	/** Persistent state used by mbtowc() calls. */
76	__mbstate_t mbtowc;
77	/** Persistent state used by c16rtomb() calls. */
78	__mbstate_t c16rtomb;
79	/** Persistent state used by c32rtomb() calls. */
80	__mbstate_t c32rtomb;
81	/** Persistent state used by wcrtomb() calls. */
82	__mbstate_t wcrtomb;
83	/** Persistent state used by wcsnrtombs() calls. */
84	__mbstate_t wcsnrtombs;
85	/** Persistent state used by wcsrtombs() calls. */
86	__mbstate_t wcsrtombs;
87	/** Persistent state used by wctomb() calls. */
88	__mbstate_t wctomb;
89};
90#define XLOCALE_CTYPE(x) ((struct xlocale_ctype*)(x)->components[XLC_CTYPE])
91extern struct xlocale_ctype __xlocale_global_ctype;
92
93/*
94 * Rune initialization function prototypes.
95 */
96int	_none_init(struct xlocale_ctype *, _RuneLocale *) __hidden;
97int	_UTF8_init(struct xlocale_ctype *, _RuneLocale *) __hidden;
98int	_EUC_CN_init(struct xlocale_ctype *, _RuneLocale *) __hidden;
99int	_EUC_JP_init(struct xlocale_ctype *, _RuneLocale *) __hidden;
100int	_EUC_KR_init(struct xlocale_ctype *, _RuneLocale *) __hidden;
101int	_EUC_TW_init(struct xlocale_ctype *, _RuneLocale *) __hidden;
102int	_GB18030_init(struct xlocale_ctype *, _RuneLocale *) __hidden;
103int	_GB2312_init(struct xlocale_ctype *, _RuneLocale *) __hidden;
104int	_GBK_init(struct xlocale_ctype *, _RuneLocale *) __hidden;
105int	_BIG5_init(struct xlocale_ctype *, _RuneLocale *) __hidden;
106int	_MSKanji_init(struct xlocale_ctype *, _RuneLocale *) __hidden;
107int	_ascii_init(struct xlocale_ctype *, _RuneLocale *) __hidden;
108
109typedef size_t (*mbrtowc_pfn_t)(wchar_t * __restrict,
110    const char * __restrict, size_t, mbstate_t * __restrict);
111typedef size_t (*wcrtomb_pfn_t)(char * __restrict, wchar_t,
112    mbstate_t * __restrict);
113size_t __mbsnrtowcs_std(wchar_t * __restrict, const char ** __restrict,
114    size_t, size_t, mbstate_t * __restrict, mbrtowc_pfn_t);
115size_t __wcsnrtombs_std(char * __restrict, const wchar_t ** __restrict,
116    size_t, size_t, mbstate_t * __restrict, wcrtomb_pfn_t);
117
118#endif	/* _MBLOCAL_H_ */
119