| /**************************************************************************** |
| ** |
| ** Copyright (C) 2017 Ford Motor Company |
| ** Contact: https://www.qt.io/licensing/ |
| ** |
| ** This file is part of the QtRemoteObjects module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:LGPL$ |
| ** Commercial License Usage |
| ** Licensees holding valid commercial Qt licenses may use this file in |
| ** accordance with the commercial license agreement provided with the |
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| ** |
| ** GNU Lesser General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU Lesser |
| ** General Public License version 3 as published by the Free Software |
| ** Foundation and appearing in the file LICENSE.LGPL3 included in the |
| ** packaging of this file. Please review the following information to |
| ** ensure the GNU Lesser General Public License version 3 requirements |
| ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. |
| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU |
| ** General Public License version 2.0 or (at your option) the GNU General |
| ** Public license version 3 or any later version approved by the KDE Free |
| ** Qt Foundation. The licenses are as published by the Free Software |
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| ** information to ensure the GNU General Public License requirements will |
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| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #include "qconnection_local_backend_p.h" |
| |
| QT_BEGIN_NAMESPACE |
| |
| LocalClientIo::LocalClientIo(QObject *parent) |
| : ClientIoDevice(parent) |
| , m_socket(new QLocalSocket(this)) |
| { |
| connect(m_socket, &QLocalSocket::readyRead, this, &ClientIoDevice::readyRead); |
| connect(m_socket, &QLocalSocket::errorOccurred, this, &LocalClientIo::onError); |
| connect(m_socket, &QLocalSocket::stateChanged, this, &LocalClientIo::onStateChanged); |
| } |
| |
| LocalClientIo::~LocalClientIo() |
| { |
| close(); |
| } |
| |
| QIODevice *LocalClientIo::connection() const |
| { |
| return m_socket; |
| } |
| |
| void LocalClientIo::doClose() |
| { |
| if (m_socket->isOpen()) { |
| connect(m_socket, &QLocalSocket::disconnected, this, &QObject::deleteLater); |
| m_socket->disconnectFromServer(); |
| } else { |
| this->deleteLater(); |
| } |
| } |
| |
| void LocalClientIo::doDisconnectFromServer() |
| { |
| m_socket->disconnectFromServer(); |
| } |
| |
| void LocalClientIo::connectToServer() |
| { |
| if (!isOpen()) |
| m_socket->connectToServer(url().path()); |
| } |
| |
| bool LocalClientIo::isOpen() const |
| { |
| return !isClosing() && (m_socket->state() == QLocalSocket::ConnectedState |
| || m_socket->state() == QLocalSocket::ConnectingState); |
| } |
| |
| void LocalClientIo::onError(QLocalSocket::LocalSocketError error) |
| { |
| qCDebug(QT_REMOTEOBJECT) << "onError" << error << m_socket->serverName(); |
| |
| switch (error) { |
| case QLocalSocket::ServerNotFoundError: |
| case QLocalSocket::UnknownSocketError: |
| case QLocalSocket::PeerClosedError: |
| //Host not there, wait and try again |
| emit shouldReconnect(this); |
| break; |
| case QLocalSocket::ConnectionError: |
| case QLocalSocket::ConnectionRefusedError: |
| //... TODO error reporting |
| #ifdef Q_OS_UNIX |
| emit shouldReconnect(this); |
| #endif |
| break; |
| default: |
| break; |
| } |
| } |
| |
| void LocalClientIo::onStateChanged(QLocalSocket::LocalSocketState state) |
| { |
| if (state == QLocalSocket::ClosingState && !isClosing()) { |
| m_socket->abort(); |
| emit shouldReconnect(this); |
| } |
| if (state == QLocalSocket::ConnectedState) |
| initializeDataStream(); |
| } |
| |
| LocalServerIo::LocalServerIo(QLocalSocket *conn, QObject *parent) |
| : ServerIoDevice(parent), m_connection(conn) |
| { |
| m_connection->setParent(this); |
| connect(conn, &QIODevice::readyRead, this, &ServerIoDevice::readyRead); |
| connect(conn, &QLocalSocket::disconnected, this, &ServerIoDevice::disconnected); |
| } |
| |
| QIODevice *LocalServerIo::connection() const |
| { |
| return m_connection; |
| } |
| |
| void LocalServerIo::doClose() |
| { |
| m_connection->disconnectFromServer(); |
| } |
| |
| LocalServerImpl::LocalServerImpl(QObject *parent) |
| : QConnectionAbstractServer(parent) |
| { |
| connect(&m_server, &QLocalServer::newConnection, this, &QConnectionAbstractServer::newConnection); |
| } |
| |
| LocalServerImpl::~LocalServerImpl() |
| { |
| m_server.close(); |
| } |
| |
| ServerIoDevice *LocalServerImpl::configureNewConnection() |
| { |
| if (!m_server.isListening()) |
| return nullptr; |
| |
| return new LocalServerIo(m_server.nextPendingConnection(), this); |
| } |
| |
| bool LocalServerImpl::hasPendingConnections() const |
| { |
| return m_server.hasPendingConnections(); |
| } |
| |
| QUrl LocalServerImpl::address() const |
| { |
| QUrl result; |
| result.setPath(m_server.serverName()); |
| result.setScheme(QRemoteObjectStringLiterals::local()); |
| |
| return result; |
| } |
| |
| bool LocalServerImpl::listen(const QUrl &address) |
| { |
| #ifdef Q_OS_UNIX |
| bool res = m_server.listen(address.path()); |
| if (!res) { |
| QLocalServer::removeServer(address.path()); |
| res = m_server.listen(address.path()); |
| } |
| return res; |
| #else |
| return m_server.listen(address.path()); |
| #endif |
| } |
| |
| QAbstractSocket::SocketError LocalServerImpl::serverError() const |
| { |
| return m_server.serverError(); |
| } |
| |
| void LocalServerImpl::close() |
| { |
| m_server.close(); |
| } |
| |
| QT_END_NAMESPACE |