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dvmhost/nxdn/Control.h

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7.8 KiB

/**
* Digital Voice Modem - Host Software
* GPLv2 Open Source. Use is subject to license terms.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* @package DVM / Host Software
*
*/
//
// Based on code from the MMDVMHost project. (https://github.com/g4klx/MMDVMHost)
// Licensed under the GPLv2 License (https://opensource.org/licenses/GPL-2.0)
//
/*
* Copyright (C) 2015-2020 by Jonathan Naylor G4KLX
* Copyright (C) 2022-2023 by Bryan Biedenkapp N2PLL
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#if !defined(__NXDN_CONTROL_H__)
#define __NXDN_CONTROL_H__
#include "Defines.h"
#include "nxdn/NXDNDefines.h"
#include "nxdn/channel/LICH.h"
#include "nxdn/lc/RTCH.h"
#include "nxdn/packet/Voice.h"
#include "nxdn/packet/Trunk.h"
#include "nxdn/packet/Data.h"
#include "nxdn/SiteData.h"
#include "network/BaseNetwork.h"
#include "network/RemoteControl.h"
#include "lookups/RSSIInterpolator.h"
#include "lookups/IdenTableLookup.h"
#include "lookups/RadioIdLookup.h"
#include "lookups/TalkgroupIdLookup.h"
#include "lookups/AffiliationLookup.h"
#include "modem/Modem.h"
#include "RingBuffer.h"
#include "Timer.h"
#include "yaml/Yaml.h"
#include <cstdio>
#include <string>
namespace nxdn
{
// ---------------------------------------------------------------------------
// Class Prototypes
// ---------------------------------------------------------------------------
namespace packet { class HOST_SW_API Voice; }
namespace packet { class HOST_SW_API Trunk; }
namespace packet { class HOST_SW_API Data; }
// ---------------------------------------------------------------------------
// Class Declaration
// This class implements core logic for handling NXDN.
// ---------------------------------------------------------------------------
class HOST_SW_API Control {
public:
/// <summary>Initializes a new instance of the Control class.</summary>
Control(bool authoritative, uint32_t ran, uint32_t callHang, uint32_t queueSize, uint32_t timeout, uint32_t tgHang,
modem::Modem* modem, network::BaseNetwork* network, bool duplex, lookups::RadioIdLookup* ridLookup,
lookups::TalkgroupIdLookup* tidLookup, lookups::IdenTableLookup* idenTable, lookups::RSSIInterpolator* rssiMapper,
bool dumpRCCHData, bool debug, bool verbose);
/// <summary>Finalizes a instance of the Control class.</summary>
~Control();
/// <summary>Resets the data states for the RF interface.</summary>
void reset();
/// <summary>Helper to set NXDN configuration options.</summary>
void setOptions(yaml::Node& conf, bool controlPermitTG, const std::string cwCallsign, const std::vector<uint32_t> voiceChNo,
const std::unordered_map<uint32_t, lookups::VoiceChData> voiceChData, uint16_t siteId, uint32_t sysId,
uint8_t channelId, uint32_t channelNo, bool printOptions);
/// <summary>Gets a flag indicating whether the NXDN control channel is running.</summary>
bool getCCRunning() { return m_ccRunning; }
/// <summary>Sets a flag indicating whether the NXDN control channel is running.</summary>
void setCCRunning(bool ccRunning) { m_ccPrevRunning = m_ccRunning; m_ccRunning = ccRunning; }
/// <summary>Gets a flag indicating whether the NXDN control channel is running.</summary>
bool getCCHalted() { return m_ccHalted; }
/// <summary>Sets a flag indicating whether the NXDN control channel is halted.</summary>
void setCCHalted(bool ccHalted) { m_ccHalted = ccHalted; }
/// <summary>Process a data frame from the RF interface.</summary>
bool processFrame(uint8_t* data, uint32_t len);
/// <summary>Get frame data from data ring buffer.</summary>
uint32_t getFrame(uint8_t* data);
/// <summary>Updates the processor by the passed number of milliseconds.</summary>
void clock(uint32_t ms);
/// <summary>Permits a TGID on a non-authoritative host.</summary>
void permittedTG(uint32_t dstId);
/// <summary>Flag indicating whether the processor or is busy or not.</summary>
bool isBusy() const;
/// <summary>Flag indicating whether NXDN debug is enabled or not.</summary>
bool getDebug() const { return m_debug; };
/// <summary>Flag indicating whether NXDN verbosity is enabled or not.</summary>
bool getVerbose() const { return m_verbose; };
/// <summary>Helper to change the debug and verbose state.</summary>
void setDebugVerbose(bool debug, bool verbose);
/// <summary>Flag indicating whether NXDN RCCH verbosity is enabled or not.</summary>
bool getRCCHVerbose() const { return m_dumpRCCH; };
/// <summary>Helper to change the RCCH verbose state.</summary>
void setRCCHVerbose(bool verbose);
private:
friend class packet::Voice;
packet::Voice* m_voice;
friend class packet::Data;
packet::Data* m_data;
friend class packet::Trunk;
packet::Trunk* m_trunk;
bool m_authoritative;
bool m_controlPermitTG;
uint32_t m_ran;
uint32_t m_timeout;
modem::Modem* m_modem;
network::BaseNetwork* m_network;
bool m_duplex;
bool m_control;
bool m_dedicatedControl;
bool m_voiceOnControl;
channel::LICH m_rfLastLICH;
lc::RTCH m_rfLC;
lc::RTCH m_netLC;
uint32_t m_permittedDstId;
uint8_t m_rfMask;
uint8_t m_netMask;
lookups::IdenTableLookup* m_idenTable;
lookups::RadioIdLookup* m_ridLookup;
lookups::TalkgroupIdLookup* m_tidLookup;
lookups::AffiliationLookup m_affiliations;
lookups::IdenTable m_idenEntry;
RingBuffer<uint8_t> m_queue;
RPT_RF_STATE m_rfState;
uint32_t m_rfLastDstId;
RPT_NET_STATE m_netState;
uint32_t m_netLastDstId;
bool m_ccRunning;
bool m_ccPrevRunning;
bool m_ccHalted;
Timer m_rfTimeout;
Timer m_rfTGHang;
Timer m_netTimeout;
Timer m_networkWatchdog;
Timer m_ccPacketInterval;
uint8_t m_ccFrameCnt;
uint8_t m_ccSeq;
SiteData m_siteData;
lookups::RSSIInterpolator* m_rssiMapper;
uint8_t m_rssi;
uint8_t m_maxRSSI;
uint8_t m_minRSSI;
uint32_t m_aveRSSI;
uint32_t m_rssiCount;
bool m_dumpRCCH;
bool m_verbose;
bool m_debug;
/// <summary>Add data frame to the data ring buffer.</summary>
void addFrame(const uint8_t* data, uint32_t length, bool net = false);
/// <summary>Process a data frames from the network.</summary>
void processNetwork();
/// <summary>Helper to write control channel frame data.</summary>
bool writeRF_ControlData();
/// <summary>Helper to write a Tx release packet.</summary>
void writeRF_Message_Tx_Rel(bool noNetwork);
/// <summary>Helper to write RF end of frame data.</summary>
void writeEndRF();
/// <summary>Helper to write network end of frame data.</summary>
void writeEndNet();
};
} // namespace nxdn
#endif // __NXDN_CONTROL_H__

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