/usr/include/cwidget/generic/util/transcode.h is in libcwidget-dev 0.5.16-3.1ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 | // transcode.h -*-c++-*-
//
// Copyright (C) 2005 Daniel Burrows
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License as
// published by the Free Software Foundation; either version 2 of
// the License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; see the file COPYING. If not, write to
// the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, USA.
#ifndef TRANSCODE_H
#define TRANSCODE_H
#include <string>
namespace cwidget
{
namespace util
{
/** Convenience function to convert a multibyte encoding to wide
* characters. This is a wrapper around iconv.
*
* \param s the string to decode
* \param out the location to write the transcoded string
* \param encoding the encoding of s; if \b null or unspecified,
* the value of LC_CTYPE is used.
*
* \return \b true if the entire string was successfully transcoded;
* if transcoding failed, returns \b false and sets errno.
*/
bool transcode(const char *s,
std::wstring &out,
const char *encoding=NULL);
inline bool transcode(const std::string &s,
std::wstring &out,
const char *encoding=NULL)
{
return transcode(s.c_str(), out, encoding);
}
/** The error handler for converting multibyte strings to wide
* strings: it is passed a partially-decoded string and the error
* code, and its return value becomes the return value of the
* function. The default handler just returns "partial".
*/
extern std::wstring (*transcode_mbtow_err)(int error,
const std::wstring &partial,
const std::string &input);
/** Convenience function to convert a multibyte encoding to wide
* characters, where the caller doesn't need to directly handle
* errors. This is a wrapper around iconv.
*
* \param s the string to decode
*
* \param encoding the encoding of s; if \b null or unspecified, the
* value of LC_CTYPE is used.
*
* \param errf the error handler, or \b null to use the default
* handler (transcode_mbtow_err).
*/
std::wstring transcode(const std::string &s,
const char *encoding=NULL,
std::wstring (*errf)(int error,
const std::wstring &partial,
const std::string &input)=NULL);
/** Convenience function to convert a multibyte encoding to wide
* characters, where the caller doesn't need to directly handle
* errors. This is a wrapper around iconv.
*
* \param s the string to decode
*
* \param encoding the encoding of s; if \b null or unspecified, the
* value of LC_CTYPE is used.
*
* \param errf the error handler, or \b null to use the default
* handler (transcode_mbtow_err).
*/
std::wstring transcode(const char *s,
const char *encoding=NULL,
std::wstring (*errf)(int error,
const std::wstring &partial,
const std::string &input)=NULL);
// Note: would it be saner to express errors via exceptions?
/** Convenience function to convert the native wide character encoding
* to a multibyte encoding. This is a wrapper around iconv.
*
* \param s the wide string to encode
* \param out the location to write the multibyte string
* \param encoding the encoding of out; if \b null or unspecified,
* the value of LC_CTYPE is used.
*
* \return \b true if the entire string was successfully transcoded;
* if transcoding failed, returns \b false and sets errno.
*/
bool transcode(const wchar_t *s,
std::string &out,
const char *encoding=NULL);
inline bool transcode(const std::wstring &s,
std::string &out,
const char *encoding=NULL)
{
return transcode(s.c_str(), out, encoding);
}
/** The error handler for converting multibyte strings to wide
* strings: it is passed a partially-decoded string and the error
* code, and its return value becomes the return value of the
* function. The default handler just returns "partial".
*/
extern std::string (*transcode_wtomb_err)(int error,
const std::string &partial,
const std::wstring &input);
/** Convenience function to convert a multibyte encoding to wide
* characters, where the caller doesn't need to directly handle
* errors. This is a wrapper around iconv.
*
* \param s the string to decode
*
* \param encoding the encoding of s; if \b null or unspecified, the
* value of LC_CTYPE is used.
*
* \param errf the error handler, or \b null to use the default
* handler (transcode_mbtow_err).
*/
std::string transcode(const std::wstring &s,
const char *encoding=NULL,
std::string (*errf)(int error,
const std::string &partial,
const std::wstring &input)=NULL);
/** Convenience function to convert a multibyte encoding to wide
* characters, where the caller doesn't need to directly handle
* errors. This is a wrapper around iconv.
*
* \param s the string to decode
*
* \param encoding the encoding of s; if \b null or unspecified, the
* value of LC_CTYPE is used.
*
* \param errf the error handler, or \b null to use the default
* handler (transcode_mbtow_err).
*/
std::string transcode(const wchar_t *s,
const char *encoding=NULL,
std::string (*errf)(int error,
const std::string &partial,
const std::wstring &input)=NULL);
}
}
#endif // TRANSCODE_H
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