/usr/include/cxxtools/utf8codec.h is in libcxxtools-dev 2.2.1-2.
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 | /*
* Copyright (C) 2005 by Marc Boris Duerner
* Copyright (C) 2005 by Aloysius Indrayanto
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* As a special exception, you may use this file as part of a free
* software library without restriction. Specifically, if other files
* instantiate templates or use macros or inline functions from this
* file, or you compile this file and link it with other files to
* produce an executable, this file does not by itself cause the
* resulting executable to be covered by the GNU General Public
* License. This exception does not however invalidate any other
* reasons why the executable file might be covered by the GNU Library
* General Public License.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef cxxtools_Utf8Codec_h
#define cxxtools_Utf8Codec_h
#include <cxxtools/api.h>
#include <cxxtools/char.h>
#include <cxxtools/textcodec.h>
#include <cxxtools/string.h>
#include <string>
namespace cxxtools
{
/**
* @brief This Codec class is able to convert from UTF-8 to UTF-32 and from UTF-32 to UTF-8.
*
* The method do_in() converts an array of char containing UTF-8-encoded data into an array
* of cxxtools::Char which is UTF-32-encoded, which means that the data is a direct readable
* 32-bit representation of the character.
*
* The method do_out() converts an array of cxxtools::Char objects (UTF-32/Unicode) into an
* array of char which contains the same sequence of characters in UTF-8-encoding.
*/
class CXXTOOLS_API Utf8Codec : public TextCodec<Char, char>
{
public:
/**
* @brief Constructs a new Utf8Codec object which converts UTF-8 to UTF-32 and UTF-32 to UTF-8.
*
* The internal type is cxxtools::Char and external type is $char$
*
* @param ref This optional parameter is passed to std::codecvt. When ref == 0 the locale takes
* care of deleting the facet. If ref == 1 the locale does not destroy the facet. Default value is 0.
*/
explicit Utf8Codec(size_t ref = 0);
//! Empty destructor
virtual ~Utf8Codec()
{}
protected:
//! @brief Decodes UTF-8 to UTF-32.
virtual result do_in(MBState& s, const char* fromBegin,
const char* fromEnd, const char*& fromNext,
Char* toBegin, Char* toEnd, Char*& toNext) const;
//! @brief Encodes UTF-32 to UTF-8.
virtual result do_out(MBState& s, const Char* fromBegin,
const Char* fromEnd, const Char*& fromNext,
char* toBegin, char* toEnd, char*& toNext) const;
// inheritdoc
virtual bool do_always_noconv() const throw();
// inheritdoc
virtual int do_length(MBState& s, const char* fromBegin, const char* fromEnd, size_t max) const;
// inheritdoc
virtual int do_max_length() const throw();
// inheritdoc
std::codecvt_base::result do_unshift(cxxtools::MBState&, char*, char*, char*&) const
{ return std::codecvt_base::noconv; }
// inheritdoc
int do_encoding() const throw()
{ return 0; }
public:
/** @brief shortcut for converting utf-8 encoded data to unicode string
Example:
@code
std::string data = cxxtools::Utf8Codec::decode(utfdataptr, utfdatasize);
@endcode
*/
static String decode(const char* data, unsigned size)
{ return cxxtools::decode<Utf8Codec>(data, size); }
/** @brief shortcut for converting utf-8 encoded std::string to unicode string
*/
static String decode(const std::string& data)
{ return cxxtools::decode<Utf8Codec>(data); }
/** @brief shortcut for converting unicode data to utf-8 encoded std::string
*/
static std::string encode(const Char* data, unsigned size)
{ return cxxtools::encode<Utf8Codec>(data, size); }
/** @brief shortcut for converting unicode string to utf-8 encoded std::string
*/
static std::string encode(const String& data)
{ return cxxtools::encode<Utf8Codec>(data); }
};
} //namespace cxxtools
#endif
|