Tristan Matthews | 0a329cc | 2013-07-17 13:20:14 -0400 | [diff] [blame] | 1 | /* $Id$ */ |
| 2 | /* |
| 3 | * Copyright (C) 2008-2011 Teluu Inc. (http://www.teluu.com) |
| 4 | * Copyright (C) 2003-2008 Benny Prijono <benny@prijono.org> |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; either version 2 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License |
| 17 | * along with this program; if not, write to the Free Software |
| 18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 19 | */ |
| 20 | #ifndef __PJ_UNICODE_H__ |
| 21 | #define __PJ_UNICODE_H__ |
| 22 | |
| 23 | #include <pj/types.h> |
| 24 | |
| 25 | |
| 26 | /** |
| 27 | * @defgroup PJ_UNICODE Unicode Support |
| 28 | * @ingroup PJ_MISC |
| 29 | * @{ |
| 30 | */ |
| 31 | |
| 32 | PJ_BEGIN_DECL |
| 33 | |
| 34 | |
| 35 | /** |
| 36 | * @file unicode.h |
| 37 | * @brief Provides Unicode conversion for Unicode OSes |
| 38 | */ |
| 39 | |
| 40 | /** |
| 41 | * Convert ANSI strings to Unicode strings. |
| 42 | * |
| 43 | * @param str The ANSI string to be converted. |
| 44 | * @param len The length of the input string. |
| 45 | * @param wbuf Buffer to hold the Unicode string output. |
| 46 | * @param wbuf_count Buffer size, in number of elements (not bytes). |
| 47 | * |
| 48 | * @return The Unicode string, NULL terminated. |
| 49 | */ |
| 50 | PJ_DECL(wchar_t*) pj_ansi_to_unicode(const char *str, int len, |
| 51 | wchar_t *wbuf, int wbuf_count); |
| 52 | |
| 53 | |
| 54 | /** |
| 55 | * Convert Unicode string to ANSI string. |
| 56 | * |
| 57 | * @param wstr The Unicode string to be converted. |
| 58 | * @param len The length of the input string. |
| 59 | * @param buf Buffer to hold the ANSI string output. |
| 60 | * @param buf_size Size of the output buffer. |
| 61 | * |
| 62 | * @return The ANSI string, NULL terminated. |
| 63 | */ |
| 64 | PJ_DECL(char*) pj_unicode_to_ansi(const wchar_t *wstr, pj_ssize_t len, |
| 65 | char *buf, int buf_size); |
| 66 | |
| 67 | |
| 68 | #if defined(PJ_NATIVE_STRING_IS_UNICODE) && PJ_NATIVE_STRING_IS_UNICODE!=0 |
| 69 | |
| 70 | /** |
| 71 | * This macro is used to declare temporary Unicode buffer for ANSI to |
| 72 | * Unicode conversion, and should be put in declaration section of a block. |
| 73 | * When PJ_NATIVE_STRING_IS_UNICODE macro is not defined, this |
| 74 | * macro will expand to nothing. |
| 75 | */ |
| 76 | # define PJ_DECL_UNICODE_TEMP_BUF(buf,size) wchar_t buf[size]; |
| 77 | |
| 78 | /** |
| 79 | * This macro will convert ANSI string to native, when the platform's |
| 80 | * native string is Unicode (PJ_NATIVE_STRING_IS_UNICODE is non-zero). |
| 81 | */ |
| 82 | # define PJ_STRING_TO_NATIVE(s,buf,max) pj_ansi_to_unicode( \ |
| 83 | s, strlen(s), \ |
| 84 | buf, max) |
| 85 | |
| 86 | /** |
| 87 | * This macro is used to declare temporary ANSI buffer for Unicode to |
| 88 | * ANSI conversion, and should be put in declaration section of a block. |
| 89 | * When PJ_NATIVE_STRING_IS_UNICODE macro is not defined, this |
| 90 | * macro will expand to nothing. |
| 91 | */ |
| 92 | # define PJ_DECL_ANSI_TEMP_BUF(buf,size) char buf[size]; |
| 93 | |
| 94 | |
| 95 | /** |
| 96 | * This macro will convert Unicode string to ANSI, when the platform's |
| 97 | * native string is Unicode (PJ_NATIVE_STRING_IS_UNICODE is non-zero). |
| 98 | */ |
| 99 | # define PJ_NATIVE_TO_STRING(cs,buf,max) pj_unicode_to_ansi( \ |
| 100 | cs, wcslen(cs), \ |
| 101 | buf, max) |
| 102 | |
| 103 | #else |
| 104 | |
| 105 | /** |
| 106 | * This macro is used to declare temporary Unicode buffer for ANSI to |
| 107 | * Unicode conversion, and should be put in declaration section of a block. |
| 108 | * When PJ_NATIVE_STRING_IS_UNICODE macro is not defined, this |
| 109 | * macro will expand to nothing. |
| 110 | */ |
| 111 | # define PJ_DECL_UNICODE_TEMP_BUF(var,size) |
| 112 | /** |
| 113 | * This macro will convert ANSI string to native, when the platform's |
| 114 | * native string is Unicode (PJ_NATIVE_STRING_IS_UNICODE is non-zero). |
| 115 | */ |
| 116 | # define PJ_STRING_TO_NATIVE(s,buf,max) ((char*)s) |
| 117 | /** |
| 118 | * This macro is used to declare temporary ANSI buffer for Unicode to |
| 119 | * ANSI conversion, and should be put in declaration section of a block. |
| 120 | * When PJ_NATIVE_STRING_IS_UNICODE macro is not defined, this |
| 121 | * macro will expand to nothing. |
| 122 | */ |
| 123 | # define PJ_DECL_ANSI_TEMP_BUF(buf,size) |
| 124 | /** |
| 125 | * This macro will convert Unicode string to ANSI, when the platform's |
| 126 | * native string is Unicode (PJ_NATIVE_STRING_IS_UNICODE is non-zero). |
| 127 | */ |
| 128 | # define PJ_NATIVE_TO_STRING(cs,buf,max) ((char*)(const char*)cs) |
| 129 | |
| 130 | #endif |
| 131 | |
| 132 | |
| 133 | |
| 134 | PJ_END_DECL |
| 135 | |
| 136 | /* |
| 137 | * @} |
| 138 | */ |
| 139 | |
| 140 | |
| 141 | #endif /* __PJ_UNICODE_H__ */ |