C / C++ / MFC

bool CSocketClass::ConnectToServer(int nLineNo)
{
	string strIPAddress;
	int nPortNo;
	SOCKET* l_ClientSocket;
	int ConnectionResult;

	//----------------------
	// Create a SOCKET for connecting to server
	if (nLineNo == 1)
	{
		m_objLine1.m_ClientSocket = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
		strIPAddress = m_objLine1.m_strIPAddress;
		nPortNo = m_objLine1.m_nPortNo;
		l_ClientSocket = &(m_objLine1.m_ClientSocket);
	}
	else
	{
		m_objLine2.m_ClientSocket = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
		strIPAddress = m_objLine2.m_strIPAddress;
		nPortNo = m_objLine2.m_nPortNo;
		l_ClientSocket = &(m_objLine2.m_ClientSocket);
	}
	if(INVALID_SOCKET == *l_ClientSocket)
	{
		closesocket(*l_ClientSocket);
		return false;
	}

	//----------------------
	// The sockaddr_in structure specifies the address family,
	// IP address, and port of the server to be connected to.
	sockaddr_in clientService; 
	clientService.sin_family = AF_INET;
	clientService.sin_addr.s_addr = inet_addr( strIPAddress.c_str() );
	clientService.sin_port = htons( nPortNo );

	//----------------------
	// Connect to server.
	ConnectionResult = connect( *l_ClientSocket, (SOCKADDR*) &clientService, sizeof(clientService) ) ;
	if (ConnectionResult == SOCKET_ERROR)
	{
		if (nLineNo == 1)
		{
			//ERROR in line1
		}
		else
		{
			//ERROR in line2
		}
		closesocket(*l_ClientSocket);
		return false;
	}
	else	//In case of successful connection 
	{	
		//Other actions
	}
	return true;
}