Revert "Simplify the logic by removing the ring buffer."

This reverts commit baef6c962e.

DMRNetwork.h

@@ -22,6 +22,7 @@
 #include "JitterBuffer.h"
 #include "UDPSocket.h"
 #include "Timer.h"
+#include "RingBuffer.h"
 #include "DMRData.h"
 #include "Defines.h"
 
@@ -89,6 +90,8 @@ private:
 	unsigned char* m_salt;
 	uint32_t*      m_streamId;
 
+	CRingBuffer<unsigned char> m_rxData;
+
 	std::string    m_options;
 
 	std::string    m_callsign;
@@ -112,8 +115,6 @@ private:
 	bool writePing();
 
 	bool write(const unsigned char* data, unsigned int length);
-
-	void receiveData(const unsigned char* data, unsigned int length);
 };
 
 #endif