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| |
| #include "qconnection_tcpip_backend_p.h" |
| |
| #include <QtNetwork/qhostinfo.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| TcpClientIo::TcpClientIo(QObject *parent) |
| : ClientIoDevice(parent) |
| , m_socket(new QTcpSocket(this)) |
| { |
| connect(m_socket, &QTcpSocket::readyRead, this, &ClientIoDevice::readyRead); |
| connect(m_socket, &QAbstractSocket::errorOccurred, this, &TcpClientIo::onError); |
| connect(m_socket, &QTcpSocket::stateChanged, this, &TcpClientIo::onStateChanged); |
| } |
| |
| TcpClientIo::~TcpClientIo() |
| { |
| close(); |
| } |
| |
| QIODevice *TcpClientIo::connection() const |
| { |
| return m_socket; |
| } |
| |
| void TcpClientIo::doClose() |
| { |
| if (m_socket->isOpen()) { |
| connect(m_socket, &QTcpSocket::disconnected, this, &QObject::deleteLater); |
| m_socket->disconnectFromHost(); |
| } else { |
| this->deleteLater(); |
| } |
| } |
| |
| void TcpClientIo::doDisconnectFromServer() |
| { |
| m_socket->disconnectFromHost(); |
| } |
| |
| void TcpClientIo::connectToServer() |
| { |
| if (isOpen()) |
| return; |
| QHostAddress address(url().host()); |
| if (address.isNull()) { |
| const QList<QHostAddress> addresses = QHostInfo::fromName(url().host()).addresses(); |
| Q_ASSERT_X(addresses.size() >= 1, Q_FUNC_INFO, url().toString().toLatin1().data()); |
| address = addresses.first(); |
| } |
| |
| m_socket->connectToHost(address, url().port()); |
| } |
| |
| bool TcpClientIo::isOpen() const |
| { |
| return (!isClosing() && (m_socket->state() == QAbstractSocket::ConnectedState |
| || m_socket->state() == QAbstractSocket::ConnectingState)); |
| } |
| |
| void TcpClientIo::onError(QAbstractSocket::SocketError error) |
| { |
| qCDebug(QT_REMOTEOBJECT) << "onError" << error; |
| |
| switch (error) { |
| case QAbstractSocket::HostNotFoundError: //Host not there, wait and try again |
| case QAbstractSocket::ConnectionRefusedError: |
| case QAbstractSocket::NetworkError: |
| emit shouldReconnect(this); |
| break; |
| case QAbstractSocket::AddressInUseError: |
| //... TODO error reporting |
| break; |
| default: |
| break; |
| } |
| } |
| |
| void TcpClientIo::onStateChanged(QAbstractSocket::SocketState state) |
| { |
| if (state == QAbstractSocket::ClosingState && !isClosing()) { |
| m_socket->abort(); |
| emit shouldReconnect(this); |
| } |
| if (state == QAbstractSocket::ConnectedState) |
| initializeDataStream(); |
| } |
| |
| |
| TcpServerIo::TcpServerIo(QTcpSocket *conn, QObject *parent) |
| : ServerIoDevice(parent), m_connection(conn) |
| { |
| m_connection->setParent(this); |
| connect(conn, &QIODevice::readyRead, this, &ServerIoDevice::readyRead); |
| connect(conn, &QAbstractSocket::disconnected, this, &ServerIoDevice::disconnected); |
| } |
| |
| QIODevice *TcpServerIo::connection() const |
| { |
| return m_connection; |
| } |
| |
| void TcpServerIo::doClose() |
| { |
| m_connection->disconnectFromHost(); |
| } |
| |
| |
| |
| TcpServerImpl::TcpServerImpl(QObject *parent) |
| : QConnectionAbstractServer(parent) |
| { |
| connect(&m_server, &QTcpServer::newConnection, this, &QConnectionAbstractServer::newConnection); |
| } |
| |
| TcpServerImpl::~TcpServerImpl() |
| { |
| close(); |
| } |
| |
| ServerIoDevice *TcpServerImpl::configureNewConnection() |
| { |
| if (!m_server.isListening()) |
| return nullptr; |
| |
| return new TcpServerIo(m_server.nextPendingConnection()); |
| } |
| |
| bool TcpServerImpl::hasPendingConnections() const |
| { |
| return m_server.hasPendingConnections(); |
| } |
| |
| QUrl TcpServerImpl::address() const |
| { |
| return m_originalUrl; |
| } |
| |
| bool TcpServerImpl::listen(const QUrl &address) |
| { |
| QHostAddress host(address.host()); |
| if (host.isNull()) { |
| if (address.host().isEmpty()) { |
| host = QHostAddress::Any; |
| } else { |
| qCWarning(QT_REMOTEOBJECT) << address.host() << " is not an IP address, trying to resolve it"; |
| QHostInfo info = QHostInfo::fromName(address.host()); |
| if (info.addresses().isEmpty()) |
| host = QHostAddress::Any; |
| else |
| host = info.addresses().constFirst(); |
| } |
| } |
| |
| bool ret = m_server.listen(host, address.port()); |
| if (ret) { |
| m_originalUrl.setScheme(QLatin1String("tcp")); |
| m_originalUrl.setHost(m_server.serverAddress().toString()); |
| m_originalUrl.setPort(m_server.serverPort()); |
| } |
| return ret; |
| } |
| |
| QAbstractSocket::SocketError TcpServerImpl::serverError() const |
| { |
| return m_server.serverError(); |
| } |
| |
| void TcpServerImpl::close() |
| { |
| m_server.close(); |
| } |
| |
| QT_END_NAMESPACE |