1 files changed, 51 insertions, 0 deletions
diff --git a/src/client/net/serverdiscovery.h b/src/client/net/serverdiscovery.h
new file mode 100644
index 0000000..093b841
--- /dev/null
+++ b/src/client/net/serverdiscovery.h
@@ -0,0 +1,51 @@
+#ifndef SERVERDISCOVERY_H
+#define SERVERDISCOVERY_H
+
+#include <QObject>
+#include <QUdpSocket>
+#include <QTimer>
+#include "../../shared/networkmessage.h"
+
+class ServerDiscovery : public QObject
+{
+		Q_OBJECT
+
+	public:
+		enum class ErrorType{
+			InvalidIpList,
+			InvalidHash
+		};
+
+		explicit ServerDiscovery(QObject *parent = 0);
+		~ServerDiscovery();
+
+		void start(const QByteArray& sessionName);
+		void stop();
+		inline bool isActive(){ return _discoveryTimer.isActive(); }
+
+	private:
+		QTimer _discoveryTimer;
+		int    _hashErrorCount;
+		int    _ipErrorCount;
+		QByteArray _nameBytes;
+		QByteArray _salt2;
+		QUdpSocket _discoverySocket;
+		NetworkMessage _packet;
+
+		static const int UDPBUFSIZ = 9000;
+		static const int SALT_LEN = 18;
+
+public:
+	signals:
+		void serverDetected(const QString& host, const quint16 port, const QByteArray& sessionName, const QByteArray& certHash);
+		void error(ErrorType e, int count);
+
+	public slots:
+
+	private slots:
+		void doDiscovery();
+		void onUdpReadyRead();
+
+};
+
+#endif // SERVERDISCOVERY_H