1/*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3 *
4 * Copyright (c) 2011 The FreeBSD Foundation
5 * All rights reserved.
6 *
7 * This software was developed by David Chisnall under sponsorship from
8 * the FreeBSD Foundation.
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 * $FreeBSD$
32 */
33
34
35#if	(defined(_XLOCALE_WCTYPES) && !defined(_XLOCALE_WCTYPE_H)) || \
36	(!defined(_XLOCALE_WCTYPES) && !defined(_XLOCALE_CTYPE_H))
37
38#ifdef _XLOCALE_WCTYPES
39#define _XLOCALE_WCTYPE_H
40#else
41#define _XLOCALE_CTYPE_H
42#endif
43
44#ifndef _LOCALE_T_DEFINED
45#define _LOCALE_T_DEFINED
46typedef struct	_xlocale *locale_t;
47#endif
48
49#ifndef _XLOCALE_RUN_FUNCTIONS_DEFINED
50#define _XLOCALE_RUN_FUNCTIONS_DEFINED 1
51unsigned long	 ___runetype_l(__ct_rune_t, locale_t) __pure;
52__ct_rune_t	 ___tolower_l(__ct_rune_t, locale_t) __pure;
53__ct_rune_t	 ___toupper_l(__ct_rune_t, locale_t) __pure;
54_RuneLocale	*__runes_for_locale(locale_t, int*);
55#endif
56
57#ifndef _XLOCALE_INLINE
58#if defined(__GNUC__) && !defined(__GNUC_STDC_INLINE__)
59/* GNU89 inline has nonstandard semantics. */
60#define _XLOCALE_INLINE extern __inline
61#else
62/* Hack to work around people who define inline away */
63#ifdef inline
64#define _XLOCALE_INLINE static __inline
65#else
66/* Define with C++ / C99 compatible semantics */
67#define _XLOCALE_INLINE inline
68#endif
69#endif
70#endif /* _XLOCALE_INLINE */
71
72#ifdef _XLOCALE_WCTYPES
73_XLOCALE_INLINE int
74__maskrune_l(__ct_rune_t __c, unsigned long __f, locale_t __loc);
75_XLOCALE_INLINE int
76__istype_l(__ct_rune_t __c, unsigned long __f, locale_t __loc);
77
78_XLOCALE_INLINE int
79__maskrune_l(__ct_rune_t __c, unsigned long __f, locale_t __loc)
80{
81	int __limit;
82	_RuneLocale *runes = __runes_for_locale(__loc, &__limit);
83	return ((__c < 0 || __c >= _CACHED_RUNES) ? ___runetype_l(__c, __loc) :
84	        runes->__runetype[__c]) & __f;
85}
86
87_XLOCALE_INLINE int
88__istype_l(__ct_rune_t __c, unsigned long __f, locale_t __loc)
89{
90	return (!!__maskrune_l(__c, __f, __loc));
91}
92
93#define XLOCALE_ISCTYPE(fname, cat) \
94		_XLOCALE_INLINE int isw##fname##_l(int, locale_t);\
95		_XLOCALE_INLINE int isw##fname##_l(int __c, locale_t __l)\
96		{ return __istype_l(__c, cat, __l); }
97#else
98_XLOCALE_INLINE int
99__sbmaskrune_l(__ct_rune_t __c, unsigned long __f, locale_t __loc);
100_XLOCALE_INLINE int
101__sbistype_l(__ct_rune_t __c, unsigned long __f, locale_t __loc);
102
103_XLOCALE_INLINE int
104__sbmaskrune_l(__ct_rune_t __c, unsigned long __f, locale_t __loc)
105{
106	int __limit;
107	_RuneLocale *runes = __runes_for_locale(__loc, &__limit);
108	return (__c < 0 || __c >= __limit) ? 0 :
109	       runes->__runetype[__c] & __f;
110}
111
112_XLOCALE_INLINE int
113__sbistype_l(__ct_rune_t __c, unsigned long __f, locale_t __loc)
114{
115	return (!!__sbmaskrune_l(__c, __f, __loc));
116}
117
118#define XLOCALE_ISCTYPE(__fname, __cat) \
119		_XLOCALE_INLINE int is##__fname##_l(int, locale_t); \
120		_XLOCALE_INLINE int is##__fname##_l(int __c, locale_t __l)\
121		{ return __sbistype_l(__c, __cat, __l); }
122#endif
123
124XLOCALE_ISCTYPE(alnum, _CTYPE_A|_CTYPE_D|_CTYPE_N)
125XLOCALE_ISCTYPE(alpha, _CTYPE_A)
126XLOCALE_ISCTYPE(blank, _CTYPE_B)
127XLOCALE_ISCTYPE(cntrl, _CTYPE_C)
128XLOCALE_ISCTYPE(digit, _CTYPE_D)
129XLOCALE_ISCTYPE(graph, _CTYPE_G)
130XLOCALE_ISCTYPE(hexnumber, _CTYPE_X)
131XLOCALE_ISCTYPE(ideogram, _CTYPE_I)
132XLOCALE_ISCTYPE(lower, _CTYPE_L)
133XLOCALE_ISCTYPE(number, _CTYPE_D|_CTYPE_N)
134XLOCALE_ISCTYPE(phonogram, _CTYPE_Q)
135XLOCALE_ISCTYPE(print, _CTYPE_R)
136XLOCALE_ISCTYPE(punct, _CTYPE_P)
137XLOCALE_ISCTYPE(rune, 0xFFFFFF00L)
138XLOCALE_ISCTYPE(space, _CTYPE_S)
139XLOCALE_ISCTYPE(special, _CTYPE_T)
140XLOCALE_ISCTYPE(upper, _CTYPE_U)
141XLOCALE_ISCTYPE(xdigit, _CTYPE_X)
142#undef XLOCALE_ISCTYPE
143
144#ifdef _XLOCALE_WCTYPES
145_XLOCALE_INLINE int towlower_l(int, locale_t);
146_XLOCALE_INLINE int __wcwidth_l(__ct_rune_t, locale_t);
147_XLOCALE_INLINE int towupper_l(int, locale_t);
148
149_XLOCALE_INLINE int towlower_l(int __c, locale_t __l)
150{
151	int __limit;
152	_RuneLocale *__runes = __runes_for_locale(__l, &__limit);
153	return (__c < 0 || __c >= _CACHED_RUNES) ? ___tolower_l(__c, __l) :
154	       __runes->__maplower[__c];
155}
156_XLOCALE_INLINE int towupper_l(int __c, locale_t __l)
157{
158	int __limit;
159	_RuneLocale *__runes = __runes_for_locale(__l, &__limit);
160	return (__c < 0 || __c >= _CACHED_RUNES) ? ___toupper_l(__c, __l) :
161	       __runes->__mapupper[__c];
162}
163_XLOCALE_INLINE int
164__wcwidth_l(__ct_rune_t _c, locale_t __l)
165{
166	unsigned int _x;
167
168	if (_c == 0)
169		return (0);
170	_x = (unsigned int)__maskrune_l(_c, _CTYPE_SWM|_CTYPE_R, __l);
171	if ((_x & _CTYPE_SWM) != 0)
172		return ((_x & _CTYPE_SWM) >> _CTYPE_SWS);
173	return ((_x & _CTYPE_R) != 0 ? 1 : -1);
174}
175int iswctype_l(wint_t __wc, wctype_t __charclass, locale_t __l);
176wctype_t wctype_l(const char *property, locale_t __l);
177wint_t towctrans_l(wint_t __wc, wctrans_t desc, locale_t __l);
178wint_t nextwctype_l(wint_t __wc, wctype_t wct, locale_t __l);
179wctrans_t wctrans_l(const char *__charclass, locale_t __l);
180#undef _XLOCALE_WCTYPES
181#else
182_XLOCALE_INLINE int digittoint_l(int, locale_t);
183_XLOCALE_INLINE int tolower_l(int, locale_t);
184_XLOCALE_INLINE int toupper_l(int, locale_t);
185
186_XLOCALE_INLINE int digittoint_l(int __c, locale_t __l)
187{ return __sbmaskrune_l((__c), 0xFF, __l); }
188
189_XLOCALE_INLINE int tolower_l(int __c, locale_t __l)
190{
191	int __limit;
192	_RuneLocale *__runes = __runes_for_locale(__l, &__limit);
193	return (__c < 0 || __c >= __limit) ? __c :
194	       __runes->__maplower[__c];
195}
196_XLOCALE_INLINE int toupper_l(int __c, locale_t __l)
197{
198	int __limit;
199	_RuneLocale *__runes = __runes_for_locale(__l, &__limit);
200	return (__c < 0 || __c >= __limit) ? __c :
201	       __runes->__mapupper[__c];
202}
203#endif
204#endif /* (defined(_XLOCALE_WCTYPES) && !defined(_XLOCALE_WCTYPE_H)) || \
205	(!defined(_XLOCALE_WCTYPES) && !defined(_XLOCALE_CTYPE_H)) */
206