| /**************************************************************************** |
| ** |
| ** Copyright (C) 2017 The Qt Company Ltd. |
| ** Contact: https://www.qt.io/licensing/ |
| ** |
| ** This file is part of the QtBluetooth module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:BSD$ |
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| ****************************************************************************/ |
| |
| #include "chatserver.h" |
| |
| #include <QtBluetooth/qbluetoothserver.h> |
| #include <QtBluetooth/qbluetoothsocket.h> |
| |
| //! [Service UUID] |
| static const QLatin1String serviceUuid("e8e10f95-1a70-4b27-9ccf-02010264e9c8"); |
| //! [Service UUID] |
| |
| ChatServer::ChatServer(QObject *parent) |
| : QObject(parent) |
| { |
| } |
| |
| ChatServer::~ChatServer() |
| { |
| stopServer(); |
| } |
| |
| void ChatServer::startServer(const QBluetoothAddress& localAdapter) |
| { |
| if (rfcommServer) |
| return; |
| |
| //! [Create the server] |
| rfcommServer = new QBluetoothServer(QBluetoothServiceInfo::RfcommProtocol, this); |
| connect(rfcommServer, &QBluetoothServer::newConnection, |
| this, QOverload<>::of(&ChatServer::clientConnected)); |
| bool result = rfcommServer->listen(localAdapter); |
| if (!result) { |
| qWarning() << "Cannot bind chat server to" << localAdapter.toString(); |
| return; |
| } |
| //! [Create the server] |
| |
| //serviceInfo.setAttribute(QBluetoothServiceInfo::ServiceRecordHandle, (uint)0x00010010); |
| |
| QBluetoothServiceInfo::Sequence profileSequence; |
| QBluetoothServiceInfo::Sequence classId; |
| classId << QVariant::fromValue(QBluetoothUuid(QBluetoothUuid::SerialPort)); |
| classId << QVariant::fromValue(quint16(0x100)); |
| profileSequence.append(QVariant::fromValue(classId)); |
| serviceInfo.setAttribute(QBluetoothServiceInfo::BluetoothProfileDescriptorList, |
| profileSequence); |
| |
| classId.clear(); |
| classId << QVariant::fromValue(QBluetoothUuid(serviceUuid)); |
| classId << QVariant::fromValue(QBluetoothUuid(QBluetoothUuid::SerialPort)); |
| |
| serviceInfo.setAttribute(QBluetoothServiceInfo::ServiceClassIds, classId); |
| |
| //! [Service name, description and provider] |
| serviceInfo.setAttribute(QBluetoothServiceInfo::ServiceName, tr("Bt Chat Server")); |
| serviceInfo.setAttribute(QBluetoothServiceInfo::ServiceDescription, |
| tr("Example bluetooth chat server")); |
| serviceInfo.setAttribute(QBluetoothServiceInfo::ServiceProvider, tr("qt-project.org")); |
| //! [Service name, description and provider] |
| |
| //! [Service UUID set] |
| serviceInfo.setServiceUuid(QBluetoothUuid(serviceUuid)); |
| //! [Service UUID set] |
| |
| //! [Service Discoverability] |
| QBluetoothServiceInfo::Sequence publicBrowse; |
| publicBrowse << QVariant::fromValue(QBluetoothUuid(QBluetoothUuid::PublicBrowseGroup)); |
| serviceInfo.setAttribute(QBluetoothServiceInfo::BrowseGroupList, |
| publicBrowse); |
| //! [Service Discoverability] |
| |
| //! [Protocol descriptor list] |
| QBluetoothServiceInfo::Sequence protocolDescriptorList; |
| QBluetoothServiceInfo::Sequence protocol; |
| protocol << QVariant::fromValue(QBluetoothUuid(QBluetoothUuid::L2cap)); |
| protocolDescriptorList.append(QVariant::fromValue(protocol)); |
| protocol.clear(); |
| protocol << QVariant::fromValue(QBluetoothUuid(QBluetoothUuid::Rfcomm)) |
| << QVariant::fromValue(quint8(rfcommServer->serverPort())); |
| protocolDescriptorList.append(QVariant::fromValue(protocol)); |
| serviceInfo.setAttribute(QBluetoothServiceInfo::ProtocolDescriptorList, |
| protocolDescriptorList); |
| //! [Protocol descriptor list] |
| |
| //! [Register service] |
| serviceInfo.registerService(localAdapter); |
| //! [Register service] |
| } |
| |
| //! [stopServer] |
| void ChatServer::stopServer() |
| { |
| // Unregister service |
| serviceInfo.unregisterService(); |
| |
| // Close sockets |
| qDeleteAll(clientSockets); |
| |
| // Close server |
| delete rfcommServer; |
| rfcommServer = nullptr; |
| } |
| //! [stopServer] |
| |
| //! [sendMessage] |
| void ChatServer::sendMessage(const QString &message) |
| { |
| QByteArray text = message.toUtf8() + '\n'; |
| |
| for (QBluetoothSocket *socket : qAsConst(clientSockets)) |
| socket->write(text); |
| } |
| //! [sendMessage] |
| |
| //! [clientConnected] |
| void ChatServer::clientConnected() |
| { |
| QBluetoothSocket *socket = rfcommServer->nextPendingConnection(); |
| if (!socket) |
| return; |
| |
| connect(socket, &QBluetoothSocket::readyRead, this, &ChatServer::readSocket); |
| connect(socket, &QBluetoothSocket::disconnected, this, QOverload<>::of(&ChatServer::clientDisconnected)); |
| clientSockets.append(socket); |
| emit clientConnected(socket->peerName()); |
| } |
| //! [clientConnected] |
| |
| //! [clientDisconnected] |
| void ChatServer::clientDisconnected() |
| { |
| QBluetoothSocket *socket = qobject_cast<QBluetoothSocket *>(sender()); |
| if (!socket) |
| return; |
| |
| emit clientDisconnected(socket->peerName()); |
| |
| clientSockets.removeOne(socket); |
| |
| socket->deleteLater(); |
| } |
| //! [clientDisconnected] |
| |
| //! [readSocket] |
| void ChatServer::readSocket() |
| { |
| QBluetoothSocket *socket = qobject_cast<QBluetoothSocket *>(sender()); |
| if (!socket) |
| return; |
| |
| while (socket->canReadLine()) { |
| QByteArray line = socket->readLine().trimmed(); |
| emit messageReceived(socket->peerName(), |
| QString::fromUtf8(line.constData(), line.length())); |
| } |
| } |
| //! [readSocket] |