MMDVMHost-Private/DMRControl.cpp

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/*
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* Copyright (C) 2015-2021 Jonathan Naylor, G4KLX
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*
* 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; version 2 of the License.
*
* 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.
*/
#include "DMRControl.h"
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#include "DMRAccessControl.h"
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#include "Defines.h"
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#include "DMRCSBK.h"
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#include "Log.h"
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#include <cstdio>
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#include <cassert>
#include <algorithm>
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CDMRControl::CDMRControl(unsigned int id, unsigned int colorCode, unsigned int callHang, bool selfOnly, bool embeddedLCOnly, bool dumpTAData, const std::vector<unsigned int>& prefixes, const std::vector<unsigned int>& blacklist, const std::vector<unsigned int>& whitelist, const std::vector<unsigned int>& slot1TGWhitelist, const std::vector<unsigned int>& slot2TGWhitelist, unsigned int timeout, CModem* modem, IDMRNetwork* network, CDisplay* display, bool duplex, CDMRLookup* lookup, CRSSIInterpolator* rssi, unsigned int jitter, DMR_OVCM_TYPES ovcm) :
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m_colorCode(colorCode),
m_modem(modem),
m_network(network),
m_slot1(1U, timeout),
m_slot2(2U, timeout),
m_lookup(lookup)
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{
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assert(id != 0U);
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assert(modem != NULL);
assert(display != NULL);
assert(lookup != NULL);
assert(rssi != NULL);
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// Load black and white lists to DMRAccessControl
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CDMRAccessControl::init(blacklist, whitelist, slot1TGWhitelist, slot2TGWhitelist, selfOnly, prefixes, id);
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CDMRSlot::init(colorCode, embeddedLCOnly, dumpTAData, callHang, modem, network, display, duplex, m_lookup, rssi, jitter, ovcm);
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}
CDMRControl::~CDMRControl()
{
}
bool CDMRControl::processWakeup(const unsigned char* data)
{
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assert(data != NULL);
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// Wakeups always come in on slot 1
if (data[0U] != TAG_DATA || data[1U] != (DMR_IDLE_RX | DMR_SYNC_DATA | DT_CSBK))
return false;
CDMRCSBK csbk;
bool valid = csbk.put(data + 2U);
if (!valid)
return false;
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CSBKO csbko = csbk.getCSBKO();
if (csbko != CSBKO_BSDWNACT)
return false;
unsigned int srcId = csbk.getSrcId();
std::string src = m_lookup->find(srcId);
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bool ret = CDMRAccessControl::validateSrcId(srcId);
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if (!ret) {
LogMessage("Invalid Downlink Activate received from %s", src.c_str());
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return false;
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}
LogMessage("Downlink Activate received from %s", src.c_str());
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return true;
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}
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bool CDMRControl::writeModemSlot1(unsigned char *data, unsigned int len)
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{
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assert(data != NULL);
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return m_slot1.writeModem(data, len);
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}
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bool CDMRControl::writeModemSlot2(unsigned char *data, unsigned int len)
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{
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assert(data != NULL);
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return m_slot2.writeModem(data, len);
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}
unsigned int CDMRControl::readModemSlot1(unsigned char *data)
{
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assert(data != NULL);
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return m_slot1.readModem(data);
}
unsigned int CDMRControl::readModemSlot2(unsigned char *data)
{
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assert(data != NULL);
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return m_slot2.readModem(data);
}
void CDMRControl::clock()
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{
if (m_network != NULL) {
CDMRData data;
bool ret = m_network->read(data);
if (ret) {
unsigned int slotNo = data.getSlotNo();
switch (slotNo) {
case 1U: m_slot1.writeNetwork(data); break;
case 2U: m_slot2.writeNetwork(data); break;
default: LogError("Invalid slot no %u", slotNo); break;
}
}
}
m_slot1.clock();
m_slot2.clock();
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}
bool CDMRControl::isBusy() const
{
if (m_slot1.isBusy())
return true;
return m_slot2.isBusy();
}
void CDMRControl::enable(bool enabled)
{
m_slot1.enable(enabled);
m_slot2.enable(enabled);
}