Revision control
++ // Copyright (C) 2017 Ford Motor Company
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
++ // Qt-Security score:critical reason:insecure-local-connections
++
++ #include "qconnection_local_backend_p.h"
++
++ QT_BEGIN_NAMESPACE
++
++ LocalClientIo::LocalClientIo(QObject *parent)
++ : QtROClientIoDevice(parent)
++ , m_socket(new QLocalSocket(this))
++ {
++ connect(m_socket, &QLocalSocket::readyRead, this, &QtROClientIoDevice::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()
++ {
++ #ifdef Q_OS_ANDROID
++ if (!m_socket->socketOptions().testFlag(QLocalSocket::AbstractNamespaceOption))
++ qWarning() << "It is recommended to use 'localabstract' over 'local' on Android.";
++ #endif
++ 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;
++ case QLocalSocket::SocketAccessError:
++ emit setError(QRemoteObjectNode::SocketAccessError);
++ 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)
++ : QtROServerIoDevice(parent), m_connection(conn)
++ {
++ m_connection->setParent(this);
++ connect(conn, &QIODevice::readyRead, this, &QtROServerIoDevice::readyRead);
++ connect(conn, &QLocalSocket::disconnected, this, &QtROServerIoDevice::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();
++ }
++
++ QtROServerIoDevice *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_ANDROID
++ if (!m_server.socketOptions().testFlag(QLocalServer::AbstractNamespaceOption))
++ qWarning() << "It is recommended to use 'localabstract' over 'local' on Android.";
++ #endif
++ #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();
++ }
++
++ void LocalServerImpl::setSocketOptions(QLocalServer::SocketOptions options)
++ {
++ m_server.setSocketOptions(options);
++ }
++
++ #ifdef Q_OS_LINUX
++
++ AbstractLocalClientIo::AbstractLocalClientIo(QObject *parent)
++ : LocalClientIo(parent)
++ {
++ m_socket->setSocketOptions(QLocalSocket::AbstractNamespaceOption);
++ }
++
++ AbstractLocalServerImpl::AbstractLocalServerImpl(QObject *parent)
++ : LocalServerImpl(parent)
++ {
++ m_server.setSocketOptions(QLocalServer::AbstractNamespaceOption);
++ }
++
++ QUrl AbstractLocalServerImpl::address() const
++ {
++ QUrl result;
++ result.setPath(m_server.serverName());
++ result.setScheme(QRemoteObjectStringLiterals::localabstract());
++
++ return result;
++ }
++
++ #endif // Q_OS_LINUX
++
++ QT_END_NAMESPACE