Function aux_request

src/remote/server/server.cpp:2601–2677

static void aux_request( rem_port* port, /*P_REQ* request,*/ PACKET* send)
{
/**************************************
 *
 *	a u x _ r e q u e s t
 *
 **************************************
 *
 * Functional description
 *	Other guy wants to establish a secondary connection.
 *	Humor him.
 *
 **************************************/

	try
	{
		LocalStatus ls;
		CheckStatusWrapper status_vector(&ls);

		Rdb* const rdb = port->port_context;
		if (bad_db(&status_vector, rdb))
		{
			port->send_response(send, 0, 0, &status_vector, false);
			return;
		}

		// This buffer is used by INET transport
		// to return the server identification string
		UCHAR buffer[BUFFER_TINY];
		send->p_resp.p_resp_data.cstr_address = buffer;

		// To be retrieved via an overloaded class member once our ports become real classes
		const int aux_port_id = (port->port_type == rem_port::INET) ?
			Config::getDefaultConfig()->getRemoteAuxPort() : 0;
		GlobalPortLock auxPortLock(aux_port_id);

		rem_port* const aux_port = port->request(send);

		port->send_response(send, rdb->rdb_id, send->p_resp.p_resp_data.cstr_length,
							&status_vector, false);

		if (status_vector.getState() & IStatus::STATE_ERRORS)
		{
			return;
		}

		if (aux_port)
		{
			fb_assert(aux_port->port_flags & PORT_connecting);
			bool connected = false;
			try
			{
				connected = aux_port->connect(send) != NULL;
				if (connected)
				{
					aux_port->port_context = rdb;
					aux_port->port_flags &= ~PORT_connecting;
				}