new trunk (base for 1.5)

windows build only

Net/src/MailStream.cpp

@@ -0,0 +1,241 @@
+//
+// MailStream.cpp
+//
+// $Id: //poco/1.4/Net/src/MailStream.cpp#1 $
+//
+// Library: Net
+// Package: Mail
+// Module:  MailStream
+//
+// Copyright (c) 2005-2006, Applied Informatics Software Engineering GmbH.
+// and Contributors.
+//
+// Permission is hereby granted, free of charge, to any person or organization
+// obtaining a copy of the software and accompanying documentation covered by
+// this license (the "Software") to use, reproduce, display, distribute,
+// execute, and transmit the Software, and to prepare derivative works of the
+// Software, and to permit third-parties to whom the Software is furnished to
+// do so, all subject to the following:
+// 
+// The copyright notices in the Software and this entire statement, including
+// the above license grant, this restriction and the following disclaimer,
+// must be included in all copies of the Software, in whole or in part, and
+// all derivative works of the Software, unless such copies or derivative
+// works are solely in the form of machine-executable object code generated by
+// a source language processor.
+// 
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
+// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
+// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
+// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+// DEALINGS IN THE SOFTWARE.
+//
+
+
+#include "Poco/Net/MailStream.h"
+
+
+namespace Poco {
+namespace Net {
+
+
+MailStreamBuf::MailStreamBuf(std::istream& istr):
+	_pIstr(&istr), 
+	_pOstr(0),
+	_state(ST_CR_LF)
+{
+}
+
+
+MailStreamBuf::MailStreamBuf(std::ostream& ostr):
+	_pIstr(0), 
+	_pOstr(&ostr),
+	_state(ST_CR_LF)
+{
+}
+
+
+MailStreamBuf::~MailStreamBuf()
+{
+}
+
+
+void MailStreamBuf::close()
+{
+	if (_pOstr && _state != ST_CR_LF_DOT_CR_LF)
+	{
+		if (!_buffer.empty())
+			_pOstr->write(_buffer.data(), (std::streamsize) _buffer.length());
+		if (_state != ST_CR_LF)
+			_pOstr->write("\r\n", 2);
+		_pOstr->write(".\r\n", 3);
+		_state = ST_CR_LF_DOT_CR_LF;
+	}
+}
+
+		
+int MailStreamBuf::readFromDevice()
+{
+	int c = std::char_traits<char>::eof();
+	if (!_buffer.empty())
+	{
+		c = _buffer[0];
+		_buffer.erase(0, 1);
+	}
+	else
+	{
+		c = readOne();
+		while (c != std::char_traits<char>::eof() && _state != ST_DATA && _state != ST_CR_LF_DOT_CR_LF)
+			c = readOne();
+		if (!_buffer.empty())
+		{
+			c = _buffer[0];
+			_buffer.erase(0, 1);
+		}
+	}
+	return c;
+}
+
+
+int MailStreamBuf::readOne()
+{
+	int c = std::char_traits<char>::eof();
+	if (_state != ST_CR_LF_DOT_CR_LF)
+	{
+		c = _pIstr->get();
+		switch (c)
+		{
+		case '\r':
+			if (_state == ST_CR_LF_DOT)
+				_state = ST_CR_LF_DOT_CR;
+			else
+				_state = ST_CR;
+			break;
+		case '\n':
+			if (_state == ST_CR)
+				_state = ST_CR_LF;
+			else if (_state == ST_CR_LF_DOT_CR)
+				_state = ST_CR_LF_DOT_CR_LF;
+			else
+				_state = ST_DATA;
+			break;
+		case '.':
+			if (_state == ST_CR_LF)
+				_state = ST_CR_LF_DOT;
+			else if (_state == ST_CR_LF_DOT)
+				_state = ST_CR_LF_DOT_DOT;
+			else
+				_state = ST_DATA;
+			break;
+		default:
+			_state = ST_DATA;
+		}
+		if (_state == ST_CR_LF_DOT_DOT)
+			_state = ST_DATA;
+		else if (_state == ST_CR_LF_DOT_CR_LF)
+			_buffer.resize(_buffer.size() - 2);
+		else if (c != std::char_traits<char>::eof())
+			_buffer += (char) c;
+	}
+	return c;
+}
+
+
+int MailStreamBuf::writeToDevice(char c)
+{
+	switch (c)
+	{
+	case '\r':
+		_state = ST_CR;
+		break;
+	case '\n':
+		if (_state == ST_CR)
+			_state = ST_CR_LF;
+		else
+			_state = ST_DATA;
+		break;
+	case '.':
+		if (_state == ST_CR_LF)
+			_state = ST_CR_LF_DOT;
+		else
+			_state = ST_DATA;
+		break;
+	default:
+		_state = ST_DATA;
+	}
+	if (_state == ST_DATA)
+	{
+		if (!_buffer.empty())
+		{
+			_pOstr->write(_buffer.data(), (std::streamsize) _buffer.length());
+			_buffer.clear();
+		}
+		_pOstr->put(c);
+	}
+	else if (_state == ST_CR_LF_DOT)
+	{
+		_pOstr->write("\r\n..", 4);
+		_state = ST_DATA;
+		_buffer.clear();
+	}
+	else _buffer += c;
+	return charToInt(c);
+}
+
+
+MailIOS::MailIOS(std::istream& istr): _buf(istr)
+{
+	poco_ios_init(&_buf);
+}
+
+
+MailIOS::MailIOS(std::ostream& ostr): _buf(ostr)
+{
+	poco_ios_init(&_buf);
+}
+
+
+MailIOS::~MailIOS()
+{
+}
+
+
+void MailIOS::close()
+{
+	_buf.close();
+}
+
+
+MailStreamBuf* MailIOS::rdbuf()
+{
+	return &_buf;
+}
+
+
+MailInputStream::MailInputStream(std::istream& istr): 
+	MailIOS(istr), 
+	std::istream(&_buf)
+{
+}
+
+
+MailInputStream::~MailInputStream()
+{
+}
+
+
+MailOutputStream::MailOutputStream(std::ostream& ostr): 
+	MailIOS(ostr), 
+	std::ostream(&_buf)
+{
+}
+
+
+MailOutputStream::~MailOutputStream()
+{
+}
+
+
+} } // namespace Poco::Net