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120 lines
3.4 KiB
C++
120 lines
3.4 KiB
C++
/* Copyright (C) 2005 RealVNC Ltd. All Rights Reserved.
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*
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* This is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This software is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this software; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
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* USA.
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*/
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#include <winvnc/ManagedListener.h>
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#include <rfb/LogWriter.h>
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using namespace winvnc;
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using namespace rfb;
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using namespace win32;
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static LogWriter vlog("ManagedListener");
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ManagedListener::ManagedListener(SocketManager* mgr)
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: filter(0), manager(mgr), addrChangeNotifier(0), server(0), port(0), localOnly(false) {
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}
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ManagedListener::~ManagedListener() {
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if (!sockets.empty()) {
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std::list<network::SocketListener*>::iterator iter;
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for (iter = sockets.begin(); iter != sockets.end(); ++iter)
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manager->remListener(*iter);
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sockets.clear();
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}
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delete filter;
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}
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void ManagedListener::setServer(network::SocketServer* svr) {
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if (svr == server)
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return;
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vlog.info("set server to %p", svr);
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server = svr;
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refresh();
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}
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void ManagedListener::setPort(int port_, bool localOnly_) {
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if ((port_ == port) && (localOnly == localOnly_))
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return;
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vlog.info("set port to %d", port_);
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port = port_;
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localOnly = localOnly_;
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refresh();
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}
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void ManagedListener::setFilter(const char* filterStr) {
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vlog.info("set filter to %s", filterStr);
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delete filter;
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filter = new network::TcpFilter(filterStr);
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if (!sockets.empty() && !localOnly) {
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std::list<network::SocketListener*>::iterator iter;
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for (iter = sockets.begin(); iter != sockets.end(); ++iter)
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(*iter)->setFilter(filter);
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}
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}
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void ManagedListener::setAddressChangeNotifier(SocketManager::AddressChangeNotifier* acn) {
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if (acn == addrChangeNotifier)
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return;
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addrChangeNotifier = acn;
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refresh();
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}
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bool ManagedListener::isListening() {
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return !sockets.empty();
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}
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void ManagedListener::refresh() {
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std::list<network::SocketListener*>::iterator iter;
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if (!sockets.empty()) {
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for (iter = sockets.begin(); iter != sockets.end(); ++iter)
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manager->remListener(*iter);
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sockets.clear();
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}
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if (!server)
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return;
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try {
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if (port) {
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if (localOnly)
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network::createLocalTcpListeners(&sockets, port);
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else
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network::createTcpListeners(&sockets, NULL, port);
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}
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} catch (rdr::Exception& e) {
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vlog.error("%s", e.str());
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}
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if (!sockets.empty()) {
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if (!localOnly) {
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for (iter = sockets.begin(); iter != sockets.end(); ++iter)
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(*iter)->setFilter(filter);
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}
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try {
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for (iter = sockets.begin(); iter != sockets.end(); ++iter)
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manager->addListener(*iter, server, addrChangeNotifier);
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} catch (...) {
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std::list<network::SocketListener*>::iterator iter2;
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for (iter2 = sockets.begin(); iter2 != iter; ++iter2)
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manager->remListener(*iter2);
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for (; iter2 != sockets.end(); ++iter2)
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delete *iter;
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sockets.clear();
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throw;
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}
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}
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}
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