streamsocket.cpp.svn-base

很好用的网络封装库,不熟悉网络编程的人也可以使用。使用风格良好的标准c++编写。

//
// StreamSocket.cpp
//
// $Id: //poco/1.3/Net/src/StreamSocket.cpp#1 $
//
// Library: Net
// Package: Sockets
// Module:  StreamSocket
//
// 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/StreamSocket.h"
#include "Poco/Net/StreamSocketImpl.h"
#include "Poco/Exception.h"


using Poco::InvalidArgumentException;


namespace Poco {
namespace Net {


StreamSocket::StreamSocket(): Socket(new StreamSocketImpl)
{
}


StreamSocket::StreamSocket(const SocketAddress& address): Socket(new StreamSocketImpl)
{
	connect(address);
}


StreamSocket::StreamSocket(const Socket& socket): Socket(socket)
{
	if (!dynamic_cast<StreamSocketImpl*>(impl()))
		throw InvalidArgumentException("Cannot assign incompatible socket");
}


StreamSocket::StreamSocket(SocketImpl* pImpl): Socket(pImpl)
{
	if (!dynamic_cast<StreamSocketImpl*>(impl()))
		throw InvalidArgumentException("Cannot assign incompatible socket");
}


StreamSocket::~StreamSocket()
{
}


StreamSocket& StreamSocket::operator = (const Socket& socket)
{
	if (dynamic_cast<StreamSocketImpl*>(socket.impl()))
		Socket::operator = (socket);
	else
		throw InvalidArgumentException("Cannot assign incompatible socket");
	return *this;
}


void StreamSocket::connect(const SocketAddress& address)
{
	impl()->connect(address);
}


void StreamSocket::connect(const SocketAddress& address, const Poco::Timespan& timeout)
{
	impl()->connect(address, timeout);
}


void StreamSocket::connectNB(const SocketAddress& address)
{
	impl()->connectNB(address);
}


void StreamSocket::shutdownReceive()
{
	impl()->shutdownReceive();
}

	
void StreamSocket::shutdownSend()
{
	impl()->shutdownSend();
}

	
void StreamSocket::shutdown()
{
	impl()->shutdown();
}


int StreamSocket::sendBytes(const void* buffer, int length, int flags)
{
	return impl()->sendBytes(buffer, length, flags);
}


int StreamSocket::receiveBytes(void* buffer, int length, int flags)
{
	return impl()->receiveBytes(buffer, length, flags);
}


void StreamSocket::sendUrgent(unsigned char data)
{
	impl()->sendUrgent(data);
}


} } // namespace Poco::Net