1 /*
2 * Copyright (C) 2008 The Android Open Source Project
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in
12 * the documentation and/or other materials provided with the
13 * distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
16 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
17 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
18 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
19 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
21 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
22 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
23 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
24 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
25 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29 #include <ctype.h>
30 #include <stdlib.h>
31 #include <string.h>
32 #include <wchar.h>
33 #include <wctype.h>
34
35 // TODO: these only work for the ASCII range; rewrite to dlsym icu4c? http://b/14499654
36
iswalnum(wint_t wc)37 int iswalnum(wint_t wc) { return isalnum(wc); }
iswalpha(wint_t wc)38 int iswalpha(wint_t wc) { return isalpha(wc); }
iswblank(wint_t wc)39 int iswblank(wint_t wc) { return isblank(wc); }
iswcntrl(wint_t wc)40 int iswcntrl(wint_t wc) { return iscntrl(wc); }
iswdigit(wint_t wc)41 int iswdigit(wint_t wc) { return isdigit(wc); }
iswgraph(wint_t wc)42 int iswgraph(wint_t wc) { return isgraph(wc); }
iswlower(wint_t wc)43 int iswlower(wint_t wc) { return islower(wc); }
iswprint(wint_t wc)44 int iswprint(wint_t wc) { return isprint(wc); }
iswpunct(wint_t wc)45 int iswpunct(wint_t wc) { return ispunct(wc); }
iswspace(wint_t wc)46 int iswspace(wint_t wc) { return isspace(wc); }
iswupper(wint_t wc)47 int iswupper(wint_t wc) { return isupper(wc); }
iswxdigit(wint_t wc)48 int iswxdigit(wint_t wc) { return isxdigit(wc); }
49
iswalnum_l(wint_t c,locale_t)50 int iswalnum_l(wint_t c, locale_t) { return iswalnum(c); }
iswalpha_l(wint_t c,locale_t)51 int iswalpha_l(wint_t c, locale_t) { return iswalpha(c); }
iswblank_l(wint_t c,locale_t)52 int iswblank_l(wint_t c, locale_t) { return iswblank(c); }
iswcntrl_l(wint_t c,locale_t)53 int iswcntrl_l(wint_t c, locale_t) { return iswcntrl(c); }
iswdigit_l(wint_t c,locale_t)54 int iswdigit_l(wint_t c, locale_t) { return iswdigit(c); }
iswgraph_l(wint_t c,locale_t)55 int iswgraph_l(wint_t c, locale_t) { return iswgraph(c); }
iswlower_l(wint_t c,locale_t)56 int iswlower_l(wint_t c, locale_t) { return iswlower(c); }
iswprint_l(wint_t c,locale_t)57 int iswprint_l(wint_t c, locale_t) { return iswprint(c); }
iswpunct_l(wint_t c,locale_t)58 int iswpunct_l(wint_t c, locale_t) { return iswpunct(c); }
iswspace_l(wint_t c,locale_t)59 int iswspace_l(wint_t c, locale_t) { return iswspace(c); }
iswupper_l(wint_t c,locale_t)60 int iswupper_l(wint_t c, locale_t) { return iswupper(c); }
iswxdigit_l(wint_t c,locale_t)61 int iswxdigit_l(wint_t c, locale_t) { return iswxdigit(c); }
62
iswctype(wint_t wc,wctype_t char_class)63 int iswctype(wint_t wc, wctype_t char_class) {
64 switch (char_class) {
65 case WC_TYPE_ALNUM: return iswalnum(wc);
66 case WC_TYPE_ALPHA: return iswalpha(wc);
67 case WC_TYPE_BLANK: return iswblank(wc);
68 case WC_TYPE_CNTRL: return iswcntrl(wc);
69 case WC_TYPE_DIGIT: return iswdigit(wc);
70 case WC_TYPE_GRAPH: return iswgraph(wc);
71 case WC_TYPE_LOWER: return iswlower(wc);
72 case WC_TYPE_PRINT: return iswprint(wc);
73 case WC_TYPE_PUNCT: return iswpunct(wc);
74 case WC_TYPE_SPACE: return iswspace(wc);
75 case WC_TYPE_UPPER: return iswupper(wc);
76 case WC_TYPE_XDIGIT: return iswxdigit(wc);
77 default: return 0;
78 }
79 }
80
iswctype_l(wint_t wc,wctype_t char_class,locale_t)81 int iswctype_l(wint_t wc, wctype_t char_class, locale_t) {
82 return iswctype(wc, char_class);
83 }
84
towlower(wint_t wc)85 wint_t towlower(wint_t wc) { return tolower(wc); }
towupper(wint_t wc)86 wint_t towupper(wint_t wc) { return toupper(wc); }
87
towupper_l(int c,locale_t)88 int towupper_l(int c, locale_t) { return towupper(c); }
towlower_l(int c,locale_t)89 int towlower_l(int c, locale_t) { return towlower(c); }
90
wctype(const char * property)91 wctype_t wctype(const char* property) {
92 static const char* const properties[WC_TYPE_MAX] = {
93 "<invalid>",
94 "alnum", "alpha", "blank", "cntrl", "digit", "graph",
95 "lower", "print", "punct", "space", "upper", "xdigit"
96 };
97 for (size_t i = 0; i < WC_TYPE_MAX; ++i) {
98 if (!strcmp(properties[i], property)) {
99 return static_cast<wctype_t>(i);
100 }
101 }
102 return static_cast<wctype_t>(0);
103 }
104
wctype_l(const char * property,locale_t)105 wctype_t wctype_l(const char* property, locale_t) {
106 return wctype(property);
107 }
108
wcwidth(wchar_t wc)109 int wcwidth(wchar_t wc) {
110 return (wc > 0);
111 }
112