1/*-
2 * SPDX-License-Identifier: BSD-2-Clause
3 *
4 * Copyright (c) 2011 The FreeBSD Foundation
5 *
6 * This software was developed by David Chisnall under sponsorship from
7 * the FreeBSD Foundation.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 *    notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 *    notice, this list of conditions and the following disclaimer in the
16 *    documentation and/or other materials provided with the distribution.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * SUCH DAMAGE.
29 */
30
31
32#if	(defined(_XLOCALE_WCTYPES) && !defined(_XLOCALE_WCTYPE_H)) || \
33	(!defined(_XLOCALE_WCTYPES) && !defined(_XLOCALE_CTYPE_H))
34
35#ifdef _XLOCALE_WCTYPES
36#define _XLOCALE_WCTYPE_H
37#else
38#define _XLOCALE_CTYPE_H
39#endif
40
41#ifndef _LOCALE_T_DEFINED
42#define _LOCALE_T_DEFINED
43typedef struct	_xlocale *locale_t;
44#endif
45
46#ifndef _XLOCALE_RUN_FUNCTIONS_DEFINED
47#define _XLOCALE_RUN_FUNCTIONS_DEFINED 1
48unsigned long	 ___runetype_l(__ct_rune_t, locale_t) __pure;
49__ct_rune_t	 ___tolower_l(__ct_rune_t, locale_t) __pure;
50__ct_rune_t	 ___toupper_l(__ct_rune_t, locale_t) __pure;
51_RuneLocale	*__runes_for_locale(locale_t, int*);
52#endif
53
54#ifndef _XLOCALE_INLINE
55#if defined(__GNUC__) && !defined(__GNUC_STDC_INLINE__)
56/* GNU89 inline has nonstandard semantics. */
57#define _XLOCALE_INLINE extern __inline
58#else
59/* Hack to work around people who define inline away */
60#ifdef inline
61#define _XLOCALE_INLINE static __inline
62#else
63/* Define with C++ / C99 compatible semantics */
64#define _XLOCALE_INLINE inline
65#endif
66#endif
67#endif /* _XLOCALE_INLINE */
68
69#ifdef _XLOCALE_WCTYPES
70_XLOCALE_INLINE int
71__maskrune_l(__ct_rune_t __c, unsigned long __f, locale_t __loc);
72_XLOCALE_INLINE int
73__istype_l(__ct_rune_t __c, unsigned long __f, locale_t __loc);
74
75_XLOCALE_INLINE int
76__maskrune_l(__ct_rune_t __c, unsigned long __f, locale_t __loc)
77{
78	int __limit;
79	_RuneLocale *runes = __runes_for_locale(__loc, &__limit);
80	return ((__c < 0 || __c >= _CACHED_RUNES) ? ___runetype_l(__c, __loc) :
81	        runes->__runetype[__c]) & __f;
82}
83
84_XLOCALE_INLINE int
85__istype_l(__ct_rune_t __c, unsigned long __f, locale_t __loc)
86{
87	return (!!__maskrune_l(__c, __f, __loc));
88}
89
90#define XLOCALE_ISCTYPE(fname, cat) \
91		_XLOCALE_INLINE int isw##fname##_l(int, locale_t);\
92		_XLOCALE_INLINE int isw##fname##_l(int __c, locale_t __l)\
93		{ return __istype_l(__c, cat, __l); }
94#else
95_XLOCALE_INLINE int
96__sbmaskrune_l(__ct_rune_t __c, unsigned long __f, locale_t __loc);
97_XLOCALE_INLINE int
98__sbistype_l(__ct_rune_t __c, unsigned long __f, locale_t __loc);
99
100_XLOCALE_INLINE int
101__sbmaskrune_l(__ct_rune_t __c, unsigned long __f, locale_t __loc)
102{
103	int __limit;
104	_RuneLocale *runes = __runes_for_locale(__loc, &__limit);
105	return (__c < 0 || __c >= __limit) ? 0 :
106	       runes->__runetype[__c] & __f;
107}
108
109_XLOCALE_INLINE int
110__sbistype_l(__ct_rune_t __c, unsigned long __f, locale_t __loc)
111{
112	return (!!__sbmaskrune_l(__c, __f, __loc));
113}
114
115#define XLOCALE_ISCTYPE(__fname, __cat) \
116		_XLOCALE_INLINE int is##__fname##_l(int, locale_t); \
117		_XLOCALE_INLINE int is##__fname##_l(int __c, locale_t __l)\
118		{ return __sbistype_l(__c, __cat, __l); }
119#endif
120
121XLOCALE_ISCTYPE(alnum, _CTYPE_A|_CTYPE_D|_CTYPE_N)
122XLOCALE_ISCTYPE(alpha, _CTYPE_A)
123XLOCALE_ISCTYPE(blank, _CTYPE_B)
124XLOCALE_ISCTYPE(cntrl, _CTYPE_C)
125XLOCALE_ISCTYPE(digit, _CTYPE_D)
126XLOCALE_ISCTYPE(graph, _CTYPE_G)
127XLOCALE_ISCTYPE(hexnumber, _CTYPE_X)
128XLOCALE_ISCTYPE(ideogram, _CTYPE_I)
129XLOCALE_ISCTYPE(lower, _CTYPE_L)
130XLOCALE_ISCTYPE(number, _CTYPE_D|_CTYPE_N)
131XLOCALE_ISCTYPE(phonogram, _CTYPE_Q)
132XLOCALE_ISCTYPE(print, _CTYPE_R)
133XLOCALE_ISCTYPE(punct, _CTYPE_P)
134XLOCALE_ISCTYPE(rune, 0xFFFFFF00L)
135XLOCALE_ISCTYPE(space, _CTYPE_S)
136XLOCALE_ISCTYPE(special, _CTYPE_T)
137XLOCALE_ISCTYPE(upper, _CTYPE_U)
138XLOCALE_ISCTYPE(xdigit, _CTYPE_X)
139#undef XLOCALE_ISCTYPE
140
141#ifdef _XLOCALE_WCTYPES
142_XLOCALE_INLINE int towlower_l(int, locale_t);
143_XLOCALE_INLINE int __wcwidth_l(__ct_rune_t, locale_t);
144_XLOCALE_INLINE int towupper_l(int, locale_t);
145
146_XLOCALE_INLINE int towlower_l(int __c, locale_t __l)
147{
148	int __limit;
149	_RuneLocale *__runes = __runes_for_locale(__l, &__limit);
150	return (__c < 0 || __c >= _CACHED_RUNES) ? ___tolower_l(__c, __l) :
151	       __runes->__maplower[__c];
152}
153_XLOCALE_INLINE int towupper_l(int __c, locale_t __l)
154{
155	int __limit;
156	_RuneLocale *__runes = __runes_for_locale(__l, &__limit);
157	return (__c < 0 || __c >= _CACHED_RUNES) ? ___toupper_l(__c, __l) :
158	       __runes->__mapupper[__c];
159}
160_XLOCALE_INLINE int
161__wcwidth_l(__ct_rune_t _c, locale_t __l)
162{
163	unsigned int _x;
164
165	if (_c == 0)
166		return (0);
167	_x = (unsigned int)__maskrune_l(_c, _CTYPE_SWM|_CTYPE_R, __l);
168	if ((_x & _CTYPE_SWM) != 0)
169		return ((_x & _CTYPE_SWM) >> _CTYPE_SWS);
170	return ((_x & _CTYPE_R) != 0 ? 1 : -1);
171}
172int iswctype_l(wint_t __wc, wctype_t __charclass, locale_t __l);
173wctype_t wctype_l(const char *property, locale_t __l);
174wint_t towctrans_l(wint_t __wc, wctrans_t desc, locale_t __l);
175wint_t nextwctype_l(wint_t __wc, wctype_t wct, locale_t __l);
176wctrans_t wctrans_l(const char *__charclass, locale_t __l);
177#undef _XLOCALE_WCTYPES
178#else
179_XLOCALE_INLINE int digittoint_l(int, locale_t);
180_XLOCALE_INLINE int tolower_l(int, locale_t);
181_XLOCALE_INLINE int toupper_l(int, locale_t);
182
183_XLOCALE_INLINE int digittoint_l(int __c, locale_t __l)
184{ return __sbmaskrune_l((__c), 0xFF, __l); }
185
186_XLOCALE_INLINE int tolower_l(int __c, locale_t __l)
187{
188	int __limit;
189	_RuneLocale *__runes = __runes_for_locale(__l, &__limit);
190	return (__c < 0 || __c >= __limit) ? __c :
191	       __runes->__maplower[__c];
192}
193_XLOCALE_INLINE int toupper_l(int __c, locale_t __l)
194{
195	int __limit;
196	_RuneLocale *__runes = __runes_for_locale(__l, &__limit);
197	return (__c < 0 || __c >= __limit) ? __c :
198	       __runes->__mapupper[__c];
199}
200#endif
201#endif /* (defined(_XLOCALE_WCTYPES) && !defined(_XLOCALE_WCTYPE_H)) || \
202	(!defined(_XLOCALE_WCTYPES) && !defined(_XLOCALE_CTYPE_H)) */
203