mirror of
https://github.com/debauchee/barrier.git
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133 lines
2.9 KiB
C++
133 lines
2.9 KiB
C++
/*
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* synergy -- mouse and keyboard sharing utility
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* Copyright (C) 2002 Chris Schoeneman
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*
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* This package is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* found in the file COPYING that should have accompanied this file.
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*
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* This package 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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#include "CTCPListenSocket.h"
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#include "CNetworkAddress.h"
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#include "CSocketMultiplexer.h"
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#include "CTCPSocket.h"
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#include "TSocketMultiplexerMethodJob.h"
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#include "XSocket.h"
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#include "XIO.h"
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#include "CLock.h"
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#include "CMutex.h"
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#include "IEventQueue.h"
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#include "CArch.h"
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#include "XArch.h"
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//
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// CTCPListenSocket
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//
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CTCPListenSocket::CTCPListenSocket()
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{
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m_mutex = new CMutex;
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try {
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m_socket = ARCH->newSocket(IArchNetwork::kINET, IArchNetwork::kSTREAM);
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}
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catch (XArchNetwork& e) {
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throw XSocketCreate(e.what());
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}
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}
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CTCPListenSocket::~CTCPListenSocket()
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{
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try {
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if (m_socket != NULL) {
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CSocketMultiplexer::getInstance()->removeSocket(this);
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ARCH->closeSocket(m_socket);
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}
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}
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catch (...) {
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// ignore
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}
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delete m_mutex;
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}
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void
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CTCPListenSocket::bind(const CNetworkAddress& addr)
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{
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try {
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CLock lock(m_mutex);
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ARCH->bindSocket(m_socket, addr.getAddress());
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ARCH->listenOnSocket(m_socket);
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ARCH->setBlockingOnSocket(m_socket, false);
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CSocketMultiplexer::getInstance()->addSocket(this,
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new TSocketMultiplexerMethodJob<CTCPListenSocket>(
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this, &CTCPListenSocket::serviceListening,
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m_socket, true, false));
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}
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catch (XArchNetworkAddressInUse& e) {
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throw XSocketAddressInUse(e.what());
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}
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catch (XArchNetwork& e) {
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throw XSocketBind(e.what());
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}
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}
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void
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CTCPListenSocket::close()
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{
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CLock lock(m_mutex);
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if (m_socket == NULL) {
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throw XIOClosed();
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}
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try {
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CSocketMultiplexer::getInstance()->removeSocket(this);
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ARCH->closeSocket(m_socket);
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m_socket = NULL;
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}
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catch (XArchNetwork& e) {
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throw XSocketIOClose(e.what());
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}
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}
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void*
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CTCPListenSocket::getEventTarget() const
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{
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return const_cast<void*>(reinterpret_cast<const void*>(this));
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}
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IDataSocket*
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CTCPListenSocket::accept()
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{
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try {
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IDataSocket* socket =
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new CTCPSocket(ARCH->acceptSocket(m_socket, NULL));
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CSocketMultiplexer::getInstance()->addSocket(this,
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new TSocketMultiplexerMethodJob<CTCPListenSocket>(
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this, &CTCPListenSocket::serviceListening,
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m_socket, true, false));
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return socket;
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}
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catch (XArchNetwork&) {
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return NULL;
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}
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}
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ISocketMultiplexerJob*
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CTCPListenSocket::serviceListening(ISocketMultiplexerJob* job,
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bool read, bool, bool error)
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{
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if (error) {
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close();
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return NULL;
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}
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if (read) {
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EVENTQUEUE->addEvent(CEvent(getConnectingEvent(), this, NULL));
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// stop polling on this socket until the client accepts
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return NULL;
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}
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return job;
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}
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