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90 lines
2.9 KiB
C++
90 lines
2.9 KiB
C++
/*
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* Copyright (C) 2009-2014,2016,2018,2020 by Jonathan Naylor G4KLX
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef KenwoodNetwork_H
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#define KenwoodNetwork_H
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#include "RptNetwork.h"
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#include "UDPSocket.h"
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#include "Timer.h"
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#include <cstdint>
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#include <string>
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#include <random>
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class CKenwoodNetwork : public IRptNetwork {
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public:
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CKenwoodNetwork(unsigned short localPort, const std::string& rptAddress, unsigned short rptPort, bool debug);
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virtual ~CKenwoodNetwork();
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virtual bool open();
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virtual bool write(const unsigned char* data, unsigned int length);
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virtual unsigned int read(unsigned char* data);
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virtual void close();
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virtual void clock(unsigned int ms);
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private:
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CUDPSocket m_rtpSocket;
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CUDPSocket m_rtcpSocket;
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sockaddr_storage m_rtcpAddr;
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unsigned int m_rtcpAddrLen;
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sockaddr_storage m_rtpAddr;
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unsigned int m_rtpAddrLen;
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bool m_headerSeen;
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bool m_seen1;
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bool m_seen2;
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bool m_seen3;
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bool m_seen4;
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unsigned char* m_sacch;
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uint8_t m_sessionId;
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uint16_t m_seqNo;
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unsigned int m_ssrc;
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bool m_debug;
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uint32_t m_startSecs;
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uint32_t m_startUSecs;
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CTimer m_rtcpTimer;
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CTimer m_hangTimer;
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unsigned char m_hangType;
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unsigned short m_hangSrc;
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unsigned short m_hangDst;
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std::mt19937 m_random;
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bool processIcomVoiceHeader(const unsigned char* data);
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bool processIcomVoiceData(const unsigned char* data);
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unsigned int processKenwoodVoiceHeader(unsigned char* data);
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unsigned int processKenwoodVoiceData(unsigned char* data);
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unsigned int processKenwoodVoiceLateEntry(unsigned char* data);
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unsigned int processKenwoodData(unsigned char* data);
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bool writeRTPVoiceHeader(const unsigned char* data);
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bool writeRTPVoiceData(const unsigned char* data);
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bool writeRTPVoiceTrailer(const unsigned char* data);
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bool writeRTCPStart();
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bool writeRTCPPing();
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bool writeRTCPHang(unsigned char type, unsigned short src, unsigned short dst);
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bool writeRTCPHang();
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unsigned int readRTP(unsigned char* data);
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unsigned int readRTCP(unsigned char* data);
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unsigned long getTimeStamp() const;
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};
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#endif
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