xref: /freebsd/lib/libc/locale/mblocal.h (revision 5c4d28f5dcc202bef97451926bae0f0250b405ba)
1 /*-
2  * Copyright 2013 Garrett D'Amore <garrett@damore.org>
3  * Copyright 2011 Nexenta Systems, Inc.  All rights reserved.
4  * Copyright (c) 2004 Tim J. Robbins.
5  * All rights reserved.
6  *
7  * Copyright (c) 2011 The FreeBSD Foundation
8  * All rights reserved.
9  * Portions of this software were developed by David Chisnall
10  * under sponsorship from the FreeBSD Foundation.
11  *
12  * Redistribution and use in source and binary forms, with or without
13  * modification, are permitted provided that the following conditions
14  * are met:
15  * 1. Redistributions of source code must retain the above copyright
16  *    notice, this list of conditions and the following disclaimer.
17  * 2. Redistributions in binary form must reproduce the above copyright
18  *    notice, this list of conditions and the following disclaimer in the
19  *    documentation and/or other materials provided with the distribution.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31  * SUCH DAMAGE.
32  *
33  * $FreeBSD$
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  */
48 struct 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 };
62 #define XLOCALE_CTYPE(x) ((struct xlocale_ctype*)(x)->components[XLC_CTYPE])
63 extern struct xlocale_ctype __xlocale_global_ctype;
64 
65 /*
66  * Rune initialization function prototypes.
67  */
68 __hidden int	_none_init(struct xlocale_ctype *, _RuneLocale *);
69 __hidden int	_ascii_init(struct xlocale_ctype *, _RuneLocale *);
70 __hidden int	_UTF8_init(struct xlocale_ctype *, _RuneLocale *);
71 __hidden int	_EUC_CN_init(struct xlocale_ctype *, _RuneLocale *);
72 __hidden int	_EUC_JP_init(struct xlocale_ctype *, _RuneLocale *);
73 __hidden int	_EUC_KR_init(struct xlocale_ctype *, _RuneLocale *);
74 __hidden int	_EUC_TW_init(struct xlocale_ctype *, _RuneLocale *);
75 __hidden int	_GB18030_init(struct xlocale_ctype *, _RuneLocale *);
76 __hidden int	_GB2312_init(struct xlocale_ctype *, _RuneLocale *);
77 __hidden int	_GBK_init(struct xlocale_ctype *, _RuneLocale *);
78 __hidden int	_BIG5_init(struct xlocale_ctype *, _RuneLocale *);
79 __hidden int	_MSKanji_init(struct xlocale_ctype *, _RuneLocale *);
80 
81 typedef size_t (*mbrtowc_pfn_t)(wchar_t * __restrict,
82     const char * __restrict, size_t, mbstate_t * __restrict);
83 typedef size_t (*wcrtomb_pfn_t)(char * __restrict, wchar_t,
84     mbstate_t * __restrict);
85 size_t __mbsnrtowcs_std(wchar_t * __restrict, const char ** __restrict,
86     size_t, size_t, mbstate_t * __restrict, mbrtowc_pfn_t);
87 size_t __wcsnrtombs_std(char * __restrict, const wchar_t ** __restrict,
88     size_t, size_t, mbstate_t * __restrict, wcrtomb_pfn_t);
89 
90 #endif	/* _MBLOCAL_H_ */
91