/usr/include/vmime/wordEncoder.hpp is in libvmime-dev 0.9.1-1ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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// VMime library (http://www.vmime.org)
// Copyright (C) 2002-2009 Vincent Richard <vincent@vincent-richard.net>
//
// 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 3 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; if not, write to the Free Software Foundation, Inc.,
// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
//
// Linking this library statically or dynamically with other modules is making
// a combined work based on this library. Thus, the terms and conditions of
// the GNU General Public License cover the whole combination.
//
#ifndef VMIME_WORDENCODER_HPP_INCLUDED
#define VMIME_WORDENCODER_HPP_INCLUDED
#include "vmime/charset.hpp"
namespace vmime
{
namespace utility {
namespace encoder {
class encoder;
} // encoder
} // utility
/** Encodes words following RFC-2047.
*/
class wordEncoder
{
public:
/** Available encodings for RFC-2047. */
enum Encoding
{
ENCODING_AUTO,
ENCODING_QP,
ENCODING_B64
};
wordEncoder(const string& buffer, const charset& charset, const Encoding encoding = ENCODING_AUTO);
/** Return the next chunk in the word.
*
* @param maxLength maximal length of the chunk
* @return next chunk, of maximal length 'maxLength' if possible
*/
const string getNextChunk(const string::size_type maxLength);
/** Return the encoding used.
*
* @return encoding
*/
Encoding getEncoding() const;
/** Test whether RFC-2047 encoding is needed.
*
* @param buffer buffer to analyze
* @param charset charset of the buffer
* @return true if encoding is needed, false otherwise.
*/
static bool isEncodingNeeded(const string& buffer, const charset& charset);
/** Guess the best RFC-2047 encoding to use for the specified buffer.
*
* @param buffer buffer to analyze
* @param charset charset of the buffer
* @return RFC-2047 encoding
*/
static Encoding guessBestEncoding(const string& buffer, const charset& charset);
private:
string m_buffer;
string::size_type m_pos;
string::size_type m_length;
bool m_simple;
charset m_charset;
Encoding m_encoding;
ref <utility::encoder::encoder> m_encoder;
};
} // vmime
#endif // VMIME_WORDENCODER_HPP_INCLUDED
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