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//
// VMime library (http://www.vmime.org)
// Copyright (C) 2002 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_UTILITY_OUTPUTSTREAM_HPP_INCLUDED
#define VMIME_UTILITY_OUTPUTSTREAM_HPP_INCLUDED
#include "vmime/utility/stream.hpp"
#if defined(_MSC_VER) && (_MSC_VER <= 1200) // VC++6
# include <cstring>
#endif
namespace vmime {
namespace utility {
/** Simple output stream.
*/
class VMIME_EXPORT outputStream : public stream {
public:
/** Write data to the stream.
*
* @param data buffer containing data to write
* @param count number of bytes to write
*/
void write(const byte_t* const data, const size_t count);
/** Write data to the stream.
*
* @param data buffer containing data to write
* @param count number of bytes to write
*/
void write(const char* const data, const size_t count);
/** Write data to the stream.
*
* @param data buffer containing data to write
* @param N number of bytes to write, including terminating
* null (value is induced by compiler)
*/
template <int N>
void write(const char (&data)[N]) {
write(data, N - 1);
}
/** Flush this output stream and forces any buffered output
* bytes to be written out to the stream.
*/
virtual void flush() = 0;
protected:
/** Write data to the stream.
* This is the method to be implemented is subclasses.
*
* @param data buffer containing data to write
* @param count number of bytes to write
*/
virtual void writeImpl(const byte_t* const data, const size_t count) = 0;
};
// Helpers functions
VMIME_EXPORT outputStream& operator<<(outputStream& os, const string& str);
VMIME_EXPORT outputStream& operator<<(outputStream& os, const byte_t c);
#if defined(_MSC_VER) && (_MSC_VER <= 1200) // Internal compiler error with VC++6
inline outputStream& operator<<(outputStream& os, const char* str) {
os.write(reinterpret_cast <const byte_t*>(str), ::strlen(str));
return os;
}
#else
template <int N>
outputStream& operator<<(outputStream& os, const char (&str)[N]) {
os.write(reinterpret_cast <const byte_t*>(str), N - 1);
return os;
}
#endif // defined(_MSC_VER) && (_MSC_VER <= 1200)
template <typename T>
outputStream& operator<<(outputStream& os, const T& t) {
std::ostringstream oss;
oss.imbue(std::locale::classic()); // no formatting
oss << t;
os << oss.str();
return os;
}
} // utility
} // vmime
#endif // VMIME_UTILITY_OUTPUTSTREAM_HPP_INCLUDED
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