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
37int iswalnum(wint_t wc) { return isalnum(wc); }
38int iswalpha(wint_t wc) { return isalpha(wc); }
39int iswblank(wint_t wc) { return isblank(wc); }
40int iswcntrl(wint_t wc) { return iscntrl(wc); }
41int iswdigit(wint_t wc) { return isdigit(wc); }
42int iswgraph(wint_t wc) { return isgraph(wc); }
43int iswlower(wint_t wc) { return islower(wc); }
44int iswprint(wint_t wc) { return isprint(wc); }
45int iswpunct(wint_t wc) { return ispunct(wc); }
46int iswspace(wint_t wc) { return isspace(wc); }
47int iswupper(wint_t wc) { return isupper(wc); }
48int iswxdigit(wint_t wc) { return isxdigit(wc); }
49
50int iswalnum_l(wint_t c, locale_t) { return iswalnum(c); }
51int iswalpha_l(wint_t c, locale_t) { return iswalpha(c); }
52int iswblank_l(wint_t c, locale_t) { return iswblank(c); }
53int iswcntrl_l(wint_t c, locale_t) { return iswcntrl(c); }
54int iswdigit_l(wint_t c, locale_t) { return iswdigit(c); }
55int iswgraph_l(wint_t c, locale_t) { return iswgraph(c); }
56int iswlower_l(wint_t c, locale_t) { return iswlower(c); }
57int iswprint_l(wint_t c, locale_t) { return iswprint(c); }
58int iswpunct_l(wint_t c, locale_t) { return iswpunct(c); }
59int iswspace_l(wint_t c, locale_t) { return iswspace(c); }
60int iswupper_l(wint_t c, locale_t) { return iswupper(c); }
61int iswxdigit_l(wint_t c, locale_t) { return iswxdigit(c); }
62
63int 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
81int iswctype_l(wint_t wc, wctype_t char_class, locale_t) {
82  return iswctype(wc, char_class);
83}
84
85wint_t towlower(wint_t wc) { return tolower(wc); }
86wint_t towupper(wint_t wc) { return toupper(wc); }
87
88int towupper_l(int c, locale_t) { return towupper(c); }
89int towlower_l(int c, locale_t) { return towlower(c); }
90
91wctype_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
105wctype_t wctype_l(const char* property, locale_t) {
106  return wctype(property);
107}
108
109int wcwidth(wchar_t wc) {
110  return (wc > 0);
111}
112