1 files changed, 240 insertions, 0 deletions
diff --git a/src/bluetooth/qbluetoothserver_win.cpp b/src/bluetooth/qbluetoothserver_win.cpp
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+++ b/src/bluetooth/qbluetoothserver_win.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2018 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the QtBluetooth module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** 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
+** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-2.0.html and
+** https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qbluetoothserver.h"
+#include "qbluetoothserver_p.h"
+#include "qbluetoothsocket.h"
+#include "qbluetoothlocaldevice.h"
+
+#include <QtCore/QLoggingCategory>
+#include <QtCore/QSocketNotifier>
+
+#include <winsock2.h>
+#include <ws2bth.h>
+#include <bluetoothapis.h>
+#include <errno.h>
+
+QT_BEGIN_NAMESPACE
+
+Q_DECLARE_LOGGING_CATEGORY(QT_BT_WINDOWS)
+
+QBluetoothServerPrivate::QBluetoothServerPrivate(QBluetoothServiceInfo::Protocol sType,
+                                                 QBluetoothServer *parent)
+    : maxPendingConnections(1), serverType(sType), q_ptr(parent),
+      m_lastError(QBluetoothServer::NoError)
+{
+    Q_Q(QBluetoothServer);
+    Q_ASSERT(sType == QBluetoothServiceInfo::RfcommProtocol);
+    socket = new QBluetoothSocket(QBluetoothServiceInfo::RfcommProtocol, q);
+}
+
+QBluetoothServerPrivate::~QBluetoothServerPrivate()
+{
+}
+
+void QBluetoothServerPrivate::_q_newConnection()
+{
+    // disable socket notifier until application calls nextPendingConnection().
+    socketNotifier->setEnabled(false);
+
+    emit q_ptr->newConnection();
+}
+
+void QBluetoothServer::close()
+{
+    Q_D(QBluetoothServer);
+
+    delete d->socketNotifier;
+    d->socketNotifier = nullptr;
+
+    d->socket->close();
+}
+
+bool QBluetoothServer::listen(const QBluetoothAddress &address, quint16 port)
+{
+    Q_D(QBluetoothServer);
+
+    if (d->serverType != QBluetoothServiceInfo::RfcommProtocol) {
+        qCWarning(QT_BT_WINDOWS) << "Protocol is not supported.";
+        d->m_lastError = QBluetoothServer::UnsupportedProtocolError;
+        emit error(d->m_lastError);
+        return false;
+    }
+
+    if (d->socket->state() == QBluetoothSocket::ListeningState) {
+        qCWarning(QT_BT_WINDOWS) << "Socket already in listen mode, close server first";
+        return false;
+    }
+
+    const QBluetoothLocalDevice device(address);
+    if (!device.isValid()) {
+        qCWarning(QT_BT_WINDOWS) << "Device does not support Bluetooth or"
+                                 << address.toString() << "is not a valid local adapter";
+        d->m_lastError = QBluetoothServer::UnknownError;
+        emit error(d->m_lastError);
+        return false;
+    }
+
+    const QBluetoothLocalDevice::HostMode hostMode = device.hostMode();
+    if (hostMode == QBluetoothLocalDevice::HostPoweredOff) {
+        d->m_lastError = QBluetoothServer::PoweredOffError;
+        emit error(d->m_lastError);
+        qCWarning(QT_BT_WINDOWS) << "Bluetooth device is powered off";
+        return false;
+    }
+
+    int sock = d->socket->socketDescriptor();
+    if (sock < 0) {
+        /* Negative socket descriptor is not always an error case.
+         * Another cause could be a call to close()/abort().
+         * Check whether we can recover by re-creating the socket.
+         */
+        delete d->socket;
+        d->socket = new QBluetoothSocket(QBluetoothServiceInfo::RfcommProtocol, this);
+        sock = d->socket->socketDescriptor();
+        if (sock < 0) {
+            d->m_lastError = InputOutputError;
+            emit error(d->m_lastError);
+            return false;
+        }
+    }
+
+    if (sock < 0)
+        return false;
+
+    SOCKADDR_BTH addr = {};
+    addr.addressFamily = AF_BTH;
+    addr.port = (port == 0) ? BT_PORT_ANY : port;
+    addr.btAddr = address.toUInt64();
+
+    if (::bind(sock, reinterpret_cast<sockaddr *>(&addr), sizeof(SOCKADDR_BTH)) < 0) {
+        if (errno == EADDRINUSE)
+            d->m_lastError = ServiceAlreadyRegisteredError;
+        else
+            d->m_lastError = InputOutputError;
+        emit error(d->m_lastError);
+        return false;
+    }
+
+    if (::listen(sock, d->maxPendingConnections) < 0) {
+        d->m_lastError = InputOutputError;
+        emit error(d->m_lastError);
+        return false;
+    }
+
+    d->socket->setSocketState(QBluetoothSocket::ListeningState);
+
+    if (!d->socketNotifier) {
+        d->socketNotifier = new QSocketNotifier(d->socket->socketDescriptor(),
+                                                QSocketNotifier::Read, this);
+        connect(d->socketNotifier, &QSocketNotifier::activated, this, [d](){
+            d->_q_newConnection();
+        });
+    }
+
+    return true;
+}
+
+void QBluetoothServer::setMaxPendingConnections(int numConnections)
+{
+    Q_UNUSED(numConnections);
+}
+
+bool QBluetoothServer::hasPendingConnections() const
+{
+    Q_D(const QBluetoothServer);
+
+    if (!d || !d->socketNotifier)
+        return false;
+
+    // if the socket notifier is disabled there is a pending connection waiting for us to accept.
+    return !d->socketNotifier->isEnabled();
+}
+
+QBluetoothSocket *QBluetoothServer::nextPendingConnection()
+{
+    Q_D(QBluetoothServer);
+
+    if (!hasPendingConnections())
+        return nullptr;
+
+    if (d->serverType != QBluetoothServiceInfo::RfcommProtocol)
+        return nullptr;
+
+    SOCKADDR_BTH addr = {};
+    int length = sizeof(SOCKADDR_BTH);
+    int pending = ::accept(d->socket->socketDescriptor(),
+                           reinterpret_cast<sockaddr *>(&addr), &length);
+
+    QBluetoothSocket *newSocket = nullptr;
+
+    if (pending >= 0) {
+        newSocket = new QBluetoothSocket();
+        newSocket->setSocketDescriptor(pending, QBluetoothServiceInfo::RfcommProtocol);
+    }
+
+    d->socketNotifier->setEnabled(true);
+    return newSocket;
+}
+
+QBluetoothAddress QBluetoothServer::serverAddress() const
+{
+    Q_D(const QBluetoothServer);
+
+    return d->socket->localAddress();
+}
+
+quint16 QBluetoothServer::serverPort() const
+{
+    Q_D(const QBluetoothServer);
+
+    return d->socket->localPort();
+}
+
+void QBluetoothServer::setSecurityFlags(QBluetooth::SecurityFlags security)
+{
+    Q_UNUSED(security);
+}
+
+QBluetooth::SecurityFlags QBluetoothServer::securityFlags() const
+{
+    return QBluetooth::NoSecurity;
+}
+
+QT_END_NAMESPACE