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 37 int iswalnum(wint_t wc) { return isalnum(wc); } 38 int iswalpha(wint_t wc) { return isalpha(wc); } 39 int iswblank(wint_t wc) { return isblank(wc); } 40 int iswcntrl(wint_t wc) { return iscntrl(wc); } 41 int iswdigit(wint_t wc) { return isdigit(wc); } 42 int iswgraph(wint_t wc) { return isgraph(wc); } 43 int iswlower(wint_t wc) { return islower(wc); } 44 int iswprint(wint_t wc) { return isprint(wc); } 45 int iswpunct(wint_t wc) { return ispunct(wc); } 46 int iswspace(wint_t wc) { return isspace(wc); } 47 int iswupper(wint_t wc) { return isupper(wc); } 48 int iswxdigit(wint_t wc) { return isxdigit(wc); } 49 50 int iswalnum_l(wint_t c, locale_t) { return iswalnum(c); } 51 int iswalpha_l(wint_t c, locale_t) { return iswalpha(c); } 52 int iswblank_l(wint_t c, locale_t) { return iswblank(c); } 53 int iswcntrl_l(wint_t c, locale_t) { return iswcntrl(c); } 54 int iswdigit_l(wint_t c, locale_t) { return iswdigit(c); } 55 int iswgraph_l(wint_t c, locale_t) { return iswgraph(c); } 56 int iswlower_l(wint_t c, locale_t) { return iswlower(c); } 57 int iswprint_l(wint_t c, locale_t) { return iswprint(c); } 58 int iswpunct_l(wint_t c, locale_t) { return iswpunct(c); } 59 int iswspace_l(wint_t c, locale_t) { return iswspace(c); } 60 int iswupper_l(wint_t c, locale_t) { return iswupper(c); } 61 int iswxdigit_l(wint_t c, locale_t) { return iswxdigit(c); } 62 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 81 int iswctype_l(wint_t wc, wctype_t char_class, locale_t) { 82 return iswctype(wc, char_class); 83 } 84 85 wint_t towlower(wint_t wc) { return tolower(wc); } 86 wint_t towupper(wint_t wc) { return toupper(wc); } 87 88 int towupper_l(int c, locale_t) { return towupper(c); } 89 int towlower_l(int c, locale_t) { return towlower(c); } 90 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 } 104 105 wctype_t wctype_l(const char* property, locale_t) { 106 return wctype(property); 107 } 108 109 int wcwidth(wchar_t wc) { 110 return (wc > 0); 111 } 112
