/usr/include/vmime/charsetConverter.hpp is in libvmime-dev 0.9.2-5build2.
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) 2002-2013 Vincent Richard <vincent@vmime.org>
//
// 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_CHARSETCONVERTER_HPP_INCLUDED
#define VMIME_CHARSETCONVERTER_HPP_INCLUDED
#include "vmime/base.hpp"
#include "vmime/component.hpp"
#include "vmime/charset.hpp"
#include "vmime/charsetConverterOptions.hpp"
#include "vmime/utility/filteredStream.hpp"
namespace vmime
{
namespace utility
{
/** A filtered output stream which applies a charset conversion
* to input bytes.
*
* May throw a exceptions::charset_conv_error if an unexpected error
* occurred when initializing convert, or during charset conversion.
*
* May also throw a exceptions::illegal_byte_sequence_for_charset
* if an illegal byte sequence was found in the input bytes, and the
* 'silentlyReplaceInvalidSequences' flag is set to false in
* the charsetConverterOptions.
*/
class VMIME_EXPORT charsetFilteredOutputStream : public filteredOutputStream
{
};
} // utility
/** Convert between charsets.
*/
class VMIME_EXPORT charsetConverter : public object
{
public:
/** Holds information about a conversion.
*/
struct status
{
status();
/** Number of bytes read from input buffer and successfully converted.
*/
size_t inputBytesRead;
/** Number of bytes written to output buffer.
*/
size_t outputBytesWritten;
};
/** Construct and initialize an iconv charset converter.
*
* @param source input charset
* @param dest output charset
* @param opts conversion options
*/
static shared_ptr <charsetConverter> create
(const charset& source, const charset& dest,
const charsetConverterOptions& opts = charsetConverterOptions());
/** Convert a string buffer from one charset to another
* charset (in-memory conversion)
*
* \deprecated Use the new convert() method, which takes
* an outputStream parameter.
*
* @param in input buffer
* @param out output buffer
* @param st will receive some extra infos when conversion is finished
* or stopped by an error (can be NULL)
* @throws exceptions::illegal_byte_sequence_for_charset if an illegal
* byte sequence was found in the input bytes, and the
* 'silentlyReplaceInvalidSequences' flag is set to false in
* the charsetConverterOptions
* @throws exceptions::charset_conv_error if an unexpected error occurred
* during the conversion
*/
virtual void convert(const string& in, string& out, status* st = NULL) = 0;
/** Convert the contents of an input stream in a specified charset
* to another charset and write the result to an output stream.
*
* @param in input stream to read data from
* @param out output stream to write the converted data
* @param st will receive some extra infos when conversion is finished
* or stopped by an error (can be NULL)
* @throws exceptions::illegal_byte_sequence_for_charset if an illegal
* byte sequence was found in the input bytes, and the
* 'silentlyReplaceInvalidSequences' flag is set to false in
* the charsetConverterOptions
* @throws exceptions::charset_conv_error if an unexpected error occurred
* during the conversion
*/
virtual void convert(utility::inputStream& in, utility::outputStream& out, status* st = NULL) = 0;
/** Returns a filtered output stream which applies a charset
* conversion to input bytes. Please note that it may not be
* supported by the converter.
*
* @param os stream into which filtered data will be written
* @param opts conversion options
* @return a filtered output stream, or NULL if not supported
*/
virtual shared_ptr <utility::charsetFilteredOutputStream> getFilteredOutputStream
(utility::outputStream& os,
const charsetConverterOptions& opts = charsetConverterOptions()) = 0;
private:
static shared_ptr <charsetConverter> createGenericConverter
(const charset& source, const charset& dest,
const charsetConverterOptions& opts);
};
} // vmime
#endif // VMIME_CHARSETCONVERTER_HPP_INCLUDED
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