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 #ifndef _WCHAR_H_ 29 #define _WCHAR_H_ 30 31 #include <sys/cdefs.h> 32 #include <stdio.h> 33 34 /* wchar_t is required in stdlib.h according to POSIX */ 35 #define __need___wchar_t 36 #include <stddef.h> 37 38 #include <stdarg.h> 39 #include <time.h> 40 #include <malloc.h> 41 42 #include <stddef.h> 43 #include <sys/_wchar_limits.h> 44 45 /* IMPORTANT: Any code that relies on wide character support is essentially 46 * non-portable and/or broken. the only reason this header exist 47 * is because I'm really a nice guy. However, I'm not nice enough 48 * to provide you with a real implementation. instead wchar_t == char 49 * and all wc functions are stubs to their "normal" equivalent... 50 */ 51 52 __BEGIN_DECLS 53 54 typedef __WINT_TYPE__ wint_t; 55 typedef struct { int dummy; } mbstate_t; 56 57 typedef enum { 58 WC_TYPE_INVALID = 0, 59 WC_TYPE_ALNUM, 60 WC_TYPE_ALPHA, 61 WC_TYPE_BLANK, 62 WC_TYPE_CNTRL, 63 WC_TYPE_DIGIT, 64 WC_TYPE_GRAPH, 65 WC_TYPE_LOWER, 66 WC_TYPE_PRINT, 67 WC_TYPE_PUNCT, 68 WC_TYPE_SPACE, 69 WC_TYPE_UPPER, 70 WC_TYPE_XDIGIT, 71 WC_TYPE_MAX 72 } wctype_t; 73 74 /* WEOF used to be defined as simply -1, which is 75 * invalid (the standard mandates that the expression must have wint_t 76 * type). Revert to the old broken behaviour is _WCHAR_IS_8BIT is defined. 77 * See http://b.android.com/57267 */ 78 #ifdef _WCHAR_IS_8BIT 79 #define WEOF (-1) 80 #else 81 #define WEOF ((wint_t)-1) 82 #endif 83 84 extern wint_t btowc(int); 85 extern int fwprintf(FILE *, const wchar_t *, ...); 86 extern int fwscanf(FILE *, const wchar_t *, ...); 87 extern int iswalnum(wint_t); 88 extern int iswalpha(wint_t); 89 extern int iswcntrl(wint_t); 90 extern int iswdigit(wint_t); 91 extern int iswgraph(wint_t); 92 extern int iswlower(wint_t); 93 extern int iswprint(wint_t); 94 extern int iswpunct(wint_t); 95 extern int iswspace(wint_t); 96 extern int iswupper(wint_t); 97 extern int iswxdigit(wint_t); 98 extern int iswctype(wint_t, wctype_t); 99 extern wint_t fgetwc(FILE *); 100 extern wchar_t *fgetws(wchar_t *, int, FILE *); 101 extern wint_t fputwc(wchar_t, FILE *); 102 extern int fputws(const wchar_t *, FILE *); 103 extern int fwide(FILE *, int); 104 extern wint_t getwc(FILE *); 105 extern wint_t getwchar(void); 106 extern int mbsinit(const mbstate_t *); 107 extern size_t mbrlen(const char *, size_t, mbstate_t *); 108 extern size_t mbrtowc(wchar_t *, const char *, size_t, mbstate_t *); 109 extern size_t mbsrtowcs(wchar_t *, const char **, size_t, mbstate_t *); 110 extern wint_t putwc(wchar_t, FILE *); 111 extern wint_t putwchar(wchar_t); 112 extern int swprintf(wchar_t *, size_t, const wchar_t *, ...); 113 extern int swscanf(const wchar_t *, const wchar_t *, ...); 114 extern wint_t towlower(wint_t); 115 extern wint_t towupper(wint_t); 116 extern wint_t ungetwc(wint_t, FILE *); 117 extern int vfwprintf(FILE *, const wchar_t *, va_list); 118 extern int vwprintf(const wchar_t *, va_list); 119 extern int vswprintf(wchar_t *, size_t, const wchar_t *, va_list); 120 extern size_t wcrtomb(char *, wchar_t, mbstate_t *); 121 extern wchar_t *wcscat(wchar_t *, const wchar_t *); 122 extern wchar_t *wcschr(const wchar_t *, wchar_t); 123 extern int wcscmp(const wchar_t *, const wchar_t *); 124 extern int wcscoll(const wchar_t *, const wchar_t *); 125 extern wchar_t *wcscpy(wchar_t *, const wchar_t *); 126 extern size_t wcscspn(const wchar_t *, const wchar_t *); 127 extern size_t wcsftime(wchar_t *, size_t, const wchar_t *, const struct tm *); 128 extern size_t wcslen(const wchar_t *); 129 extern wchar_t *wcsncat(wchar_t *, const wchar_t *, size_t); 130 extern int wcsncmp(const wchar_t *, const wchar_t *, size_t); 131 extern wchar_t *wcsncpy(wchar_t *, const wchar_t *, size_t); 132 extern wchar_t *wcspbrk(const wchar_t *, const wchar_t *); 133 extern wchar_t *wcsrchr(const wchar_t *, wchar_t); 134 extern size_t wcsrtombs(char *, const wchar_t **, size_t, mbstate_t *); 135 extern size_t wcsspn(const wchar_t *, const wchar_t *); 136 extern wchar_t *wcsstr(const wchar_t *, const wchar_t *); 137 extern double wcstod(const wchar_t *, wchar_t **) __NDK_FPABI__; 138 extern wchar_t *wcstok(wchar_t *, const wchar_t *, wchar_t **); 139 extern long int wcstol(const wchar_t *, wchar_t **, int); 140 extern unsigned long int wcstoul(const wchar_t *, wchar_t **, int); 141 extern wchar_t *wcswcs(const wchar_t *, const wchar_t *); 142 extern int wcswidth(const wchar_t *, size_t); 143 extern size_t wcsxfrm(wchar_t *, const wchar_t *, size_t); 144 extern int wctob(wint_t); 145 extern wctype_t wctype(const char *); 146 extern int wcwidth(wchar_t); 147 extern wchar_t *wmemchr(const wchar_t *, wchar_t, size_t); 148 extern int wmemcmp(const wchar_t *, const wchar_t *, size_t); 149 extern wchar_t *wmemcpy(wchar_t *, const wchar_t *, size_t); 150 extern wchar_t *wmemmove(wchar_t *, const wchar_t *, size_t); 151 extern wchar_t *wmemset(wchar_t *, wchar_t, size_t); 152 extern int wprintf(const wchar_t *, ...); 153 extern int wscanf(const wchar_t *, ...); 154 155 /* No really supported. These are just for making libstdc++-v3 happy. */ 156 typedef void *wctrans_t; 157 extern wint_t towctrans(wint_t, wctrans_t); 158 extern wctrans_t wctrans (const char *); 159 160 __END_DECLS 161 162 #endif /* _WCHAR_H_ */ 163
