Add files via upload

1 files changed, 31 insertions, 0 deletions

diff --git a/src/UdpTasks/BeaconServer/Receive/udponread.cpp b/src/UdpTasks/BeaconServer/Receive/udponread.cpp
new file mode 100644
index 0000000..b6d93d5
--- /dev/null
+++ b/src/UdpTasks/BeaconServer/Receive/udponread.cpp
@@ -0,0 +1,31 @@
+#include "../beaconserver.h"
+
+void BeaconServer::onUdpRead()
+{
+    while ( _udpSocket.hasPendingDatagrams() )
+    {
+        // get sender and payload
+        QNetworkDatagram    datagram        = _udpSocket.receiveDatagram();
+        QString             senderAddress   = QHostAddress( datagram.senderAddress().toIPv4Address() ).toString();
+        int                 senderPort      = datagram.senderPort();
+        QString             receiveBuffer   = datagram.data();
+        receiveBuffer = receiveBuffer.toLatin1();
+
+        // shorthand label
+        QString senderAddressLabel = QStringLiteral("%1:%2").arg(senderAddress, QString::number(senderPort));
+        _coreObject->Log.logEvent("udp", QStringLiteral("%1 sent '%2'").arg(senderAddressLabel, receiveBuffer ) );
+
+        // ignore empty data packets (query port forwarded to a game port)
+        if (receiveBuffer.length() <= 0)
+            continue;
+
+        // determine protocol and response based on the first character (backslash, byte value, ... )
+        unsigned short protocol_chooser = receiveBuffer.at(0).unicode();
+        if (protocol_chooser != 92)
+            continue;
+
+        // Protocol is GameSpy v0 (\key\value format) used by Unreal/UT, Postal 2, Rune, Deus Ex, Serious Sam, others
+        processHeartbeatGamespy0(datagram, senderAddress, senderPort, receiveBuffer);
+
+    } // while pending datagrams
+}