diff --git a/cdmrmmdvmprotocol.cpp b/cdmrmmdvmprotocol.cpp
deleted file mode 100644
index e1d11d5..0000000
--- a/cdmrmmdvmprotocol.cpp
+++ /dev/null
@@ -1,1203 +0,0 @@
-//
-// cdmrmmdvmprotocol.cpp
-// xlxd
-//
-// Created by Jean-Luc Deltombe (LX3JL) on 104/03/2017.
-// Copyright © 2015 Jean-Luc Deltombe (LX3JL). All rights reserved.
-//
-// ----------------------------------------------------------------------------
-// This file is part of xlxd.
-//
-// xlxd 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 3 of the License, or
-// (at your option) any later version.
-//
-// xlxd 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 Foobar. If not, see .
-// ----------------------------------------------------------------------------
-
-#include "main.h"
-#include
-#include "cdmrmmdvmclient.h"
-#include "cdmrmmdvmprotocol.h"
-#include "creflector.h"
-#include "cgatekeeper.h"
-#include "cbptc19696.h"
-#include "crs129.h"
-#include "cgolay2087.h"
-#include "cqr1676.h"
-
-
-////////////////////////////////////////////////////////////////////////////////////////
-// define
-
-#define CMD_NONE 0
-#define CMD_LINK 1
-#define CMD_UNLINK 2
-
-////////////////////////////////////////////////////////////////////////////////////////
-// constants
-
-static uint8 g_DmrSyncBSVoice[] = { 0x07,0x55,0xFD,0x7D,0xF7,0x5F,0x70 };
-static uint8 g_DmrSyncBSData[] = { 0x0D,0xFF,0x57,0xD7,0x5D,0xF5,0xD0 };
-//static uint8 g_DmrSyncMSVoice[] = { 0x07,0xF7,0xD5,0xDD,0x57,0xDF,0xD0 }; //not used
-static uint8 g_DmrSyncMSData[] = { 0x0D,0x5D,0x7F,0x77,0xFD,0x75,0x70 };
-
-
-////////////////////////////////////////////////////////////////////////////////////////
-// operation
-
-bool CDmrmmdvmProtocol::Init(void)
-{
- bool ok;
-
- // base class
- ok = CProtocol::Init();
-
- // update the reflector callsign
- //m_ReflectorCallsign.PatchCallsign(0, (const uint8 *)"DMR", 3);
-
- // create our socket
- ok &= m_Socket.Open(DMRMMDVM_PORT);
-
- // update time
- m_LastKeepaliveTime.Now();
-
- // random number generator
- time_t t;
- ::srand((unsigned) time(&t));
- m_uiAuthSeed = (uint32)rand();
-
- // done
- return ok;
-}
-
-
-
-////////////////////////////////////////////////////////////////////////////////////////
-// task
-
-void CDmrmmdvmProtocol::Task(void)
-{
- CBuffer Buffer;
- CIp Ip;
- CCallsign Callsign;
- int iRssi;
- uint8 Cmd;
- uint8 CallType;
- CDvHeaderPacket *Header;
- CDvFramePacket *Frames[3];
- CDvLastFramePacket *LastFrame;
-
- // handle incoming packets
- if ( m_Socket.Receive(&Buffer, &Ip, 20) != -1 )
- {
- //Buffer.DebugDump(g_Reflector.m_DebugFile);
- // crack the packet
- if ( IsValidDvFramePacket(Buffer, Frames) )
- {
- //std::cout << "DMRmmdvm DV frame" << std::endl;
-
- for ( int i = 0; i < 3; i++ )
- {
- OnDvFramePacketIn(Frames[i], &Ip);
- }
- }
- else if ( IsValidDvHeaderPacket(Buffer, &Header, &Cmd, &CallType) )
- {
- //std::cout << "DMRmmdvm DV header:" << std::endl << *Header << std::endl;
- //std::cout << "DMRmmdvm DV header" << std::endl;
-
- // callsign muted?
- if ( g_GateKeeper.MayTransmit(Header->GetMyCallsign(), Ip, PROTOCOL_DMRMMDVM) )
- {
- // handle it
- OnDvHeaderPacketIn(Header, Ip, Cmd, CallType);
- }
- else
- {
- delete Header;
- }
- }
- else if ( IsValidDvLastFramePacket(Buffer, &LastFrame) )
- {
- //std::cout << "DMRmmdvm DV last frame" << std::endl;
-
- OnDvLastFramePacketIn(LastFrame, &Ip);
- }
- else if ( IsValidConnectPacket(Buffer, &Callsign, Ip) )
- {
- std::cout << "DMRmmdvm connect packet from " << Callsign << " at " << Ip << std::endl;
-
- // callsign authorized?
- if ( g_GateKeeper.MayLink(Callsign, Ip, PROTOCOL_DMRMMDVM) )
- {
- // acknowledge the request
- EncodeConnectAckPacket(&Buffer, Callsign, m_uiAuthSeed);
- m_Socket.Send(Buffer, Ip);
- }
- else
- {
- // deny the request
- EncodeNackPacket(&Buffer, Callsign);
- m_Socket.Send(Buffer, Ip);
- }
-
- }
- else if ( IsValidAuthenticationPacket(Buffer, &Callsign, Ip) )
- {
- std::cout << "DMRmmdvm authentication packet from " << Callsign << " at " << Ip << std::endl;
-
- // callsign authorized?
- if ( g_GateKeeper.MayLink(Callsign, Ip, PROTOCOL_DMRMMDVM) )
- {
- // acknowledge the request
- EncodeAckPacket(&Buffer, Callsign);
- m_Socket.Send(Buffer, Ip);
-
- // add client if needed
- CClients *clients = g_Reflector.GetClients();
- CClient *client = clients->FindClient(Callsign, Ip, PROTOCOL_DMRMMDVM);
- // client already connected ?
- if ( client == NULL )
- {
- std::cout << "DMRmmdvm login from " << Callsign << " at " << Ip << std::endl;
-
- // create the client
- CDmrmmdvmClient *newclient = new CDmrmmdvmClient(Callsign, Ip);
-
- // and append
- clients->AddClient(newclient);
- }
- else
- {
- client->Alive();
- }
- // and done
- g_Reflector.ReleaseClients();
- }
- else
- {
- // deny the request
- EncodeNackPacket(&Buffer, Callsign);
- m_Socket.Send(Buffer, Ip);
- }
-
- }
- else if ( IsValidDisconnectPacket(Buffer, &Callsign) )
- {
- std::cout << "DMRmmdvm disconnect packet from " << Callsign << " at " << Ip << std::endl;
-
- // find client & remove it
- CClients *clients = g_Reflector.GetClients();
- CClient *client = clients->FindClient(Ip, PROTOCOL_DMRMMDVM);
- if ( client != NULL )
- {
- clients->RemoveClient(client);
- }
- g_Reflector.ReleaseClients();
- }
- else if ( IsValidConfigPacket(Buffer, &Callsign, Ip) )
- {
- std::cout << "DMRmmdvm configuration packet from " << Callsign << " at " << Ip << std::endl;
-
- // acknowledge the request
- EncodeAckPacket(&Buffer, Callsign);
- m_Socket.Send(Buffer, Ip);
- }
- else if ( IsValidKeepAlivePacket(Buffer, &Callsign) )
- {
- //std::cout << "DMRmmdvm keepalive packet from " << Callsign << " at " << Ip << std::endl;
-
- // find all clients with that callsign & ip and keep them alive
- CClients *clients = g_Reflector.GetClients();
- int index = -1;
- CClient *client = NULL;
- while ( (client = clients->FindNextClient(Callsign, Ip, PROTOCOL_DMRMMDVM, &index)) != NULL )
- {
- // acknowledge
- EncodeKeepAlivePacket(&Buffer, client);
- m_Socket.Send(Buffer, Ip);
-
- // and mark as alive
- client->Alive();
- }
- g_Reflector.ReleaseClients();
- }
- else if ( IsValidRssiPacket(Buffer, &Callsign, &iRssi) )
- {
- // std::cout << "DMRmmdvm RSSI packet from " << Callsign << " at " << Ip << std::endl
-
- // ignore...
- }
- else if ( IsValidOptionPacket(Buffer, &Callsign) )
- {
- std::cout << "DMRmmdvm options packet from " << Callsign << " at " << Ip << std::endl;
-
- // acknowledge the request
- EncodeAckPacket(&Buffer, Callsign);
- m_Socket.Send(Buffer, Ip);
- }
- else if ( Buffer.size() != 55 )
- {
- std::cout << "DMRmmdvm packet (" << Buffer.size() << ")" << std::endl;
- //std::cout << Buffer << std::endl;
- }
- }
-
- // handle end of streaming timeout
- CheckStreamsTimeout();
-
- // handle queue from reflector
- HandleQueue();
-
-
- // keep client alive
- if ( m_LastKeepaliveTime.DurationSinceNow() > DMRMMDVM_KEEPALIVE_PERIOD )
- {
- //
- HandleKeepalives();
-
- // update time
- m_LastKeepaliveTime.Now();
- }
-
-}
-
-////////////////////////////////////////////////////////////////////////////////////////
-// streams helpers
-
-bool CDmrmmdvmProtocol::OnDvHeaderPacketIn(CDvHeaderPacket *Header, const CIp &Ip, uint8 cmd, uint8 CallType)
-{
- bool newstream = false;
- bool lastheard = false;
-
- //
- CCallsign via(Header->GetRpt1Callsign());
-
- // find the stream
- CPacketStream *stream = GetStream(Header->GetStreamId());
- if ( stream == NULL )
- {
- // no stream open yet, open a new one
- // firstfind this client
- CClient *client = g_Reflector.GetClients()->FindClient(Ip, PROTOCOL_DMRMMDVM);
- if ( client != NULL )
- {
- // process cmd if any
- if ( !client->HasReflectorModule() )
- {
- // not linked yet
- if ( cmd == CMD_LINK )
- {
- if ( g_Reflector.IsValidModule(Header->GetRpt2Module()) )
- {
- std::cout << "DMRmmdvm client " << client->GetCallsign() << " linking on module " << Header->GetRpt2Module() << std::endl;
- // link
- client->SetReflectorModule(Header->GetRpt2Module());
- }
- else
- {
- std::cout << "DMRMMDVM node " << via << " link attempt on non-existing module" << std::endl;
- }
- }
- }
- else
- {
- // already linked
- if ( cmd == CMD_UNLINK )
- {
- std::cout << "DMRmmdvm client " << client->GetCallsign() << " unlinking" << std::endl;
- // unlink
- client->SetReflectorModule(' ');
- }
- else
- {
- // replace rpt2 module with currently linked module
- Header->SetRpt2Module(client->GetReflectorModule());
- }
- }
-
- // and now, re-check module is valid && that it's not a private call
- if ( g_Reflector.IsValidModule(Header->GetRpt2Module()) && (CallType == DMR_GROUP_CALL) )
- {
- // yes, try to open the stream
- if ( (stream = g_Reflector.OpenStream(Header, client)) != NULL )
- {
- // keep the handle
- m_Streams.push_back(stream);
- newstream = true;
- lastheard = true;
- }
- }
- }
- else
- {
- lastheard = true;
- }
-
- // release
- g_Reflector.ReleaseClients();
-
- // update last heard
- if ( lastheard )
- {
- g_Reflector.GetUsers()->Hearing(Header->GetMyCallsign(), via, Header->GetRpt2Callsign());
- g_Reflector.ReleaseUsers();
- }
-
- // delete header if needed
- if ( !newstream )
- {
- delete Header;
- }
- }
- else
- {
- // stream already open
- // skip packet, but tickle the stream
- stream->Tickle();
- // and delete packet
- delete Header;
- }
-
- // done
- return newstream;
-}
-
-////////////////////////////////////////////////////////////////////////////////////////
-// queue helper
-
-void CDmrmmdvmProtocol::HandleQueue(void)
-{
-
- m_Queue.Lock();
- while ( !m_Queue.empty() )
- {
- // get the packet
- CPacket *packet = m_Queue.front();
- m_Queue.pop();
-
- // get our sender's id
- int iModId = g_Reflector.GetModuleIndex(packet->GetModuleId());
-
- // encode
- CBuffer buffer;
-
- // check if it's header
- if ( packet->IsDvHeader() )
- {
- // update local stream cache
- // this relies on queue feeder setting valid module id
- m_StreamsCache[iModId].m_dvHeader = CDvHeaderPacket((const CDvHeaderPacket &)*packet);
- m_StreamsCache[iModId].m_uiSeqId = 0;
-
- // encode it
- EncodeDvHeaderPacket((const CDvHeaderPacket &)*packet, m_StreamsCache[iModId].m_uiSeqId, &buffer);
- m_StreamsCache[iModId].m_uiSeqId = 1;
- }
- // check if it's a last frame
- else if ( packet->IsLastPacket() )
- {
- // encode it
- EncodeDvLastPacket(m_StreamsCache[iModId].m_dvHeader, m_StreamsCache[iModId].m_uiSeqId, &buffer);
- m_StreamsCache[iModId].m_uiSeqId = (m_StreamsCache[iModId].m_uiSeqId + 1) & 0xFF;
- }
- // otherwise, just a regular DV frame
- else
- {
- // update local stream cache or send triplet when needed
- switch ( packet->GetDmrPacketSubid() )
- {
- case 1:
- m_StreamsCache[iModId].m_dvFrame0 = CDvFramePacket((const CDvFramePacket &)*packet);
- break;
- case 2:
- m_StreamsCache[iModId].m_dvFrame1 = CDvFramePacket((const CDvFramePacket &)*packet);
- break;
- case 3:
- EncodeDvPacket(
- m_StreamsCache[iModId].m_dvHeader,
- m_StreamsCache[iModId].m_dvFrame0,
- m_StreamsCache[iModId].m_dvFrame1,
- (const CDvFramePacket &)*packet,
- m_StreamsCache[iModId].m_uiSeqId,
- &buffer);
- m_StreamsCache[iModId].m_uiSeqId = (m_StreamsCache[iModId].m_uiSeqId + 1) & 0xFF;
- break;
- default:
- break;
- }
- }
-
- // send it
- if ( buffer.size() > 0 )
- {
- // and push it to all our clients linked to the module and who are not streaming in
- CClients *clients = g_Reflector.GetClients();
- int index = -1;
- CClient *client = NULL;
- while ( (client = clients->FindNextClient(PROTOCOL_DMRMMDVM, &index)) != NULL )
- {
- // is this client busy ?
- if ( !client->IsAMaster() && (client->GetReflectorModule() == packet->GetModuleId()) )
- {
- // no, send the packet
- m_Socket.Send(buffer, client->GetIp());
-
- }
- }
- g_Reflector.ReleaseClients();
- }
-
- // done
- delete packet;
- }
- m_Queue.Unlock();
-}
-
-////////////////////////////////////////////////////////////////////////////////////////
-// keepalive helpers
-
-void CDmrmmdvmProtocol::HandleKeepalives(void)
-{
- // DMRhomebrew protocol keepalive request is client tasks
- // here, just check that all clients are still alive
- // and disconnect them if not
-
- // iterate on clients
- CClients *clients = g_Reflector.GetClients();
- int index = -1;
- CClient *client = NULL;
- while ( (client = clients->FindNextClient(PROTOCOL_DMRMMDVM, &index)) != NULL )
- {
- // is this client busy ?
- if ( client->IsAMaster() )
- {
- // yes, just tickle it
- client->Alive();
- }
- // check it's still with us
- else if ( !client->IsAlive() )
- {
- // no, disconnect
- CBuffer disconnect;
- m_Socket.Send(disconnect, client->GetIp());
-
- // remove it
- std::cout << "DMRmmdvm client " << client->GetCallsign() << " keepalive timeout" << std::endl;
- clients->RemoveClient(client);
- }
-
- }
- g_Reflector.ReleaseClients();
-}
-
-////////////////////////////////////////////////////////////////////////////////////////
-// packet decoding helpers
-
-bool CDmrmmdvmProtocol::IsValidKeepAlivePacket(const CBuffer &Buffer, CCallsign *callsign)
-{
- uint8 tag[] = { 'R','P','T','P','I','N','G' };
-
- bool valid = false;
- if ( (Buffer.size() == 11) && (Buffer.Compare(tag, sizeof(tag)) == 0) )
- {
- uint32 uiRptrId = MAKEDWORD(MAKEWORD(Buffer.data()[10],Buffer.data()[9]),MAKEWORD(Buffer.data()[8],Buffer.data()[7]));
- callsign->SetDmrid(uiRptrId, true);
- callsign->SetModule(MMDVM_MODULE_ID);
- valid = callsign->IsValid();
- }
- return valid;
-}
-
-bool CDmrmmdvmProtocol::IsValidConnectPacket(const CBuffer &Buffer, CCallsign *callsign, const CIp &Ip)
-{
- uint8 tag[] = { 'R','P','T','L' };
-
- bool valid = false;
- if ( (Buffer.size() == 8) && (Buffer.Compare(tag, sizeof(tag)) == 0) )
- {
- uint32 uiRptrId = MAKEDWORD(MAKEWORD(Buffer.data()[7],Buffer.data()[6]),MAKEWORD(Buffer.data()[5],Buffer.data()[4]));
- callsign->SetDmrid(uiRptrId, true);
- callsign->SetModule(MMDVM_MODULE_ID);
- valid = callsign->IsValid();
- if ( !valid)
- {
- std::cout << "DMRmmdvm connect packet from IP address " << Ip << " / unrecognized id " << (int)callsign->GetDmrid() << std::endl;
- }
- }
- return valid;
-}
-
-bool CDmrmmdvmProtocol::IsValidAuthenticationPacket(const CBuffer &Buffer, CCallsign *callsign, const CIp &Ip)
-{
- uint8 tag[] = { 'R','P','T','K' };
-
- bool valid = false;
- if ( (Buffer.size() == 40) && (Buffer.Compare(tag, sizeof(tag)) == 0) )
- {
- uint32 uiRptrId = MAKEDWORD(MAKEWORD(Buffer.data()[7],Buffer.data()[6]),MAKEWORD(Buffer.data()[5],Buffer.data()[4]));
- callsign->SetDmrid(uiRptrId, true);
- callsign->SetModule(MMDVM_MODULE_ID);
- valid = callsign->IsValid();
- if ( !valid)
- {
- std::cout << "DMRmmdvm authnetication packet from IP address " << Ip << " / unrecognized id " << (int)callsign->GetDmrid() << std::endl;
- }
-
- }
- return valid;
-}
-
-bool CDmrmmdvmProtocol::IsValidDisconnectPacket(const CBuffer &Buffer, CCallsign *callsign)
-{
- uint8 tag[] = { 'R','P','T','C','L' };
-
- bool valid = false;
- if ( (Buffer.size() == 13) && (Buffer.Compare(tag, sizeof(tag)) == 0) )
- {
- uint32 uiRptrId = MAKEDWORD(MAKEWORD(Buffer.data()[7],Buffer.data()[6]),MAKEWORD(Buffer.data()[5],Buffer.data()[4]));
- callsign->SetDmrid(uiRptrId, true);
- callsign->SetModule(MMDVM_MODULE_ID);
- valid = callsign->IsValid();
- }
- return valid;
-}
-
-bool CDmrmmdvmProtocol::IsValidConfigPacket(const CBuffer &Buffer, CCallsign *callsign, const CIp &Ip)
-{
- uint8 tag[] = { 'R','P','T','C' };
-
- bool valid = false;
- if ( (Buffer.size() == 302) && (Buffer.Compare(tag, sizeof(tag)) == 0) )
- {
- uint32 uiRptrId = MAKEDWORD(MAKEWORD(Buffer.data()[7],Buffer.data()[6]),MAKEWORD(Buffer.data()[5],Buffer.data()[4]));
- callsign->SetDmrid(uiRptrId, true);
- callsign->SetModule(MMDVM_MODULE_ID);
- valid = callsign->IsValid();
- if ( !valid)
- {
- std::cout << "DMRmmdvm config packet from IP address " << Ip << " / unrecognized id " << (int)callsign->GetDmrid() << std::endl;
- }
-
- }
- return valid;
-}
-
-bool CDmrmmdvmProtocol::IsValidOptionPacket(const CBuffer &Buffer, CCallsign *callsign)
-{
- uint8 tag[] = { 'R','P','T','O' };
-
- bool valid = false;
- if ( (Buffer.size() >= 8) && (Buffer.Compare(tag, sizeof(tag)) == 0) )
- {
- uint32 uiRptrId = MAKEDWORD(MAKEWORD(Buffer.data()[7],Buffer.data()[6]),MAKEWORD(Buffer.data()[5],Buffer.data()[4]));
- callsign->SetDmrid(uiRptrId, true);
- callsign->SetModule(MMDVM_MODULE_ID);
- valid = callsign->IsValid();
- }
- return valid;
-}
-
-bool CDmrmmdvmProtocol::IsValidRssiPacket(const CBuffer &Buffer, CCallsign *callsign, int *rssi)
-{
- uint8 tag[] = { 'R','P','T','I','N','T','R' };
-
- bool valid = false;
- if ( (Buffer.size() == 17) && (Buffer.Compare(tag, sizeof(tag)) == 0) )
- {
- // ignore rest of it, as not used
- // dmrid is asci hex on 8 bytes
- // rssi is ascii :x-xx
- valid = true;
- }
- return valid;
-}
-
-bool CDmrmmdvmProtocol::IsValidDvHeaderPacket(const CBuffer &Buffer, CDvHeaderPacket **header, uint8 *cmd, uint8 *CallType)
-{
- uint8 tag[] = { 'D','M','R','D' };
-
- bool valid = false;
- *header = NULL;
- *cmd = CMD_NONE;
-
- if ( (Buffer.size() == 55) && (Buffer.Compare(tag, sizeof(tag)) == 0) )
- {
- // frame details
- uint8 uiFrameType = (Buffer.data()[15] & 0x30) >> 4;
- uint8 uiSlot = (Buffer.data()[15] & 0x80) ? DMR_SLOT2 : DMR_SLOT1;
- uint8 uiCallType = (Buffer.data()[15] & 0x40) ? DMR_PRIVATE_CALL : DMR_GROUP_CALL;
- uint8 uiSlotType = Buffer.data()[15] & 0x0F;
- //std::cout << (int)uiSlot << std::endl;
- if ( (uiFrameType == DMRMMDVM_FRAMETYPE_DATASYNC) &&
- (uiSlot == DMRMMDVM_REFLECTOR_SLOT) &&
- (uiSlotType == MMDVM_SLOTTYPE_HEADER) )
- {
- // extract sync
- uint8 dmrsync[7];
- dmrsync[0] = Buffer.data()[33] & 0x0F;
- ::memcpy(&dmrsync[1], &Buffer.data()[34], 5);
- dmrsync[6] = Buffer.data()[39] & 0xF0;
- // and check
- if ( (::memcmp(dmrsync, g_DmrSyncMSData, sizeof(dmrsync)) == 0) ||
- (::memcmp(dmrsync, g_DmrSyncBSData, sizeof(dmrsync)) == 0))
- {
- // get payload
- //CBPTC19696 bptc;
- //uint8 lcdata[12];
- //bptc.decode(&(Buffer.data()[20]), lcdata);
-
- // crack DMR header
- //uint8 uiSeqId = Buffer.data()[4];
- uint32 uiSrcId = MAKEDWORD(MAKEWORD(Buffer.data()[7],Buffer.data()[6]),MAKEWORD(Buffer.data()[5],0));
- uint32 uiDstId = MAKEDWORD(MAKEWORD(Buffer.data()[10],Buffer.data()[9]),MAKEWORD(Buffer.data()[8],0));
- uint32 uiRptrId = MAKEDWORD(MAKEWORD(Buffer.data()[14],Buffer.data()[13]),MAKEWORD(Buffer.data()[12],Buffer.data()[11]));
- //uint8 uiVoiceSeq = (Buffer.data()[15] & 0x0F);
- uint32 uiStreamId = *(uint32 *)(&Buffer.data()[16]);
-
- // call type
- *CallType = uiCallType;
-
- // link/unlink command ?
- if ( uiDstId == 4000 )
- {
- *cmd = CMD_UNLINK;
- }
- else if ( DmrDstIdToModule(uiDstId) != ' ' )
- {
- *cmd = CMD_LINK;
- }
- else
- {
- *cmd = CMD_NONE;
- }
-
- // build DVHeader
- CCallsign csMY = CCallsign("", uiSrcId);
- CCallsign rpt1 = CCallsign("", uiRptrId);
- rpt1.SetModule(MMDVM_MODULE_ID);
- CCallsign rpt2 = m_ReflectorCallsign;
- rpt2.SetModule(DmrDstIdToModule(uiDstId));
-
- // and packet
- *header = new CDvHeaderPacket(uiSrcId, CCallsign("CQCQCQ"), rpt1, rpt2, uiStreamId, 0, 0);
- valid = (*header)->IsValid();
- if ( !valid )
- {
- delete *header;
- *header = NULL;
- }
- }
- }
- }
- // done
- return valid;
-}
-
-bool CDmrmmdvmProtocol::IsValidDvFramePacket(const CBuffer &Buffer, CDvFramePacket **frames)
-{
- uint8 tag[] = { 'D','M','R','D' };
-
- bool valid = false;
- frames[0] = NULL;
- frames[1] = NULL;
- frames[2] = NULL;
-
- if ( (Buffer.size() == 55) && (Buffer.Compare(tag, sizeof(tag)) == 0) )
- {
- // frame details
- uint8 uiFrameType = (Buffer.data()[15] & 0x30) >> 4;
- uint8 uiSlot = (Buffer.data()[15] & 0x80) ? DMR_SLOT2 : DMR_SLOT1;
- uint8 uiCallType = (Buffer.data()[15] & 0x40) ? DMR_PRIVATE_CALL : DMR_GROUP_CALL;
- if ( ((uiFrameType == DMRMMDVM_FRAMETYPE_VOICE) || (uiFrameType == DMRMMDVM_FRAMETYPE_VOICESYNC)) &&
- (uiSlot == DMRMMDVM_REFLECTOR_SLOT) && (uiCallType == DMR_GROUP_CALL) )
- {
- // crack DMR header
- //uint8 uiSeqId = Buffer.data()[4];
- //uint32 uiSrcId = MAKEDWORD(MAKEWORD(Buffer.data()[7],Buffer.data()[6]),MAKEWORD(Buffer.data()[5],0));
- //uint32 uiDstId = MAKEDWORD(MAKEWORD(Buffer.data()[10],Buffer.data()[9]),MAKEWORD(Buffer.data()[8],0));
- //uint32 uiRptrId = MAKEDWORD(MAKEWORD(Buffer.data()[14],Buffer.data()[13]),MAKEWORD(Buffer.data()[12],Buffer.data()[11]));
- uint8 uiVoiceSeq = (Buffer.data()[15] & 0x0F);
- uint32 uiStreamId = *(uint32 *)(&Buffer.data()[16]);
-
- // crack payload
- uint8 dmrframe[33];
- uint8 dmr3ambe[27];
- uint8 dmrambe[9];
- uint8 dmrsync[7];
- // get the 33 bytes ambe
- memcpy(dmrframe, &(Buffer.data()[20]), 33);
- // extract the 3 ambe frames
- memcpy(dmr3ambe, dmrframe, 14);
- dmr3ambe[13] &= 0xF0;
- dmr3ambe[13] |= (dmrframe[19] & 0x0F);
- memcpy(&dmr3ambe[14], &dmrframe[20], 14);
- // extract sync
- dmrsync[0] = dmrframe[13] & 0x0F;
- ::memcpy(&dmrsync[1], &dmrframe[14], 5);
- dmrsync[6] = dmrframe[19] & 0xF0;
-
- // debug
- //CBuffer dump;
- //dump.Set(dmrsync, 6);
- //dump.DebugDump(g_Reflector.m_DebugFile);
-
- // and create 3 dv frames
- // frame1
- memcpy(dmrambe, &dmr3ambe[0], 9);
- frames[0] = new CDvFramePacket(dmrambe, dmrsync, uiStreamId, uiVoiceSeq, 1);
-
- // frame2
- memcpy(dmrambe, &dmr3ambe[9], 9);
- frames[1] = new CDvFramePacket(dmrambe, dmrsync, uiStreamId, uiVoiceSeq, 2);
-
- // frame3
- memcpy(dmrambe, &dmr3ambe[18], 9);
- frames[2] = new CDvFramePacket(dmrambe, dmrsync, uiStreamId, uiVoiceSeq, 3);
-
- // check
- valid = true;
- }
- }
- // done
- return valid;
-}
-
-bool CDmrmmdvmProtocol::IsValidDvLastFramePacket(const CBuffer &Buffer, CDvLastFramePacket **frame)
-{
- uint8 tag[] = { 'D','M','R','D' };
-
- bool valid = false;
- *frame = NULL;
-
- if ( (Buffer.size() == 55) && (Buffer.Compare(tag, sizeof(tag)) == 0) )
- {
- // frame details
- uint8 uiFrameType = (Buffer.data()[15] & 0x30) >> 4;
- uint8 uiSlot = (Buffer.data()[15] & 0x80) ? DMR_SLOT2 : DMR_SLOT1;
- //uint8 uiCallType = (Buffer.data()[15] & 0x40) ? DMR_PRIVATE_CALL : DMR_GROUP_CALL;
- uint8 uiSlotType = Buffer.data()[15] & 0x0F;
- //std::cout << (int)uiSlot << std::endl;
- if ( (uiFrameType == DMRMMDVM_FRAMETYPE_DATASYNC) &&
- (uiSlot == DMRMMDVM_REFLECTOR_SLOT) &&
- (uiSlotType == MMDVM_SLOTTYPE_TERMINATOR) )
- {
- // extract sync
- uint8 dmrsync[7];
- dmrsync[0] = Buffer.data()[33] & 0x0F;
- ::memcpy(&dmrsync[1], &Buffer.data()[34], 5);
- dmrsync[6] = Buffer.data()[39] & 0xF0;
- // and check
- if ( (::memcmp(dmrsync, g_DmrSyncMSData, sizeof(dmrsync)) == 0) ||
- (::memcmp(dmrsync, g_DmrSyncBSData, sizeof(dmrsync)) == 0))
- {
- // get payload
- //CBPTC19696 bptc;
- //uint8 lcdata[12];
- //bptc.decode(&(Buffer.data()[20]), lcdata);
-
- // crack DMR header
- //uint8 uiSeqId = Buffer.data()[4];
- //uint32 uiSrcId = MAKEDWORD(MAKEWORD(Buffer.data()[7],Buffer.data()[6]),MAKEWORD(Buffer.data()[5],0));
- //uint32 uiDstId = MAKEDWORD(MAKEWORD(Buffer.data()[10],Buffer.data()[9]),MAKEWORD(Buffer.data()[8],0));
- //uint32 uiRptrId = MAKEDWORD(MAKEWORD(Buffer.data()[14],Buffer.data()[13]),MAKEWORD(Buffer.data()[12],Buffer.data()[11]));
- //uint8 uiVoiceSeq = (Buffer.data()[15] & 0x0F);
- uint32 uiStreamId = *(uint32 *)(&Buffer.data()[16]);
-
- // dummy ambe
- uint8 ambe[9];
- ::memset(ambe, 0, sizeof(ambe));
-
-
- // and packet
- *frame = new CDvLastFramePacket(ambe, dmrsync, uiStreamId, 0, 0);
-
- // check
- valid = true;
- }
- }
- }
- // done
- return valid;
-}
-
-////////////////////////////////////////////////////////////////////////////////////////
-// packet encoding helpers
-
-void CDmrmmdvmProtocol::EncodeKeepAlivePacket(CBuffer *Buffer, CClient *Client)
-{
- uint8 tag[] = { 'M','S','T','P','O','N','G' };
-
- Buffer->Set(tag, sizeof(tag));
- uint32 uiDmrId = Client->GetCallsign().GetDmrid();
- Buffer->Append((uint8 *)&uiDmrId, 4);
-}
-
-void CDmrmmdvmProtocol::EncodeAckPacket(CBuffer *Buffer, const CCallsign &Callsign)
-{
- uint8 tag[] = { 'R','P','T','A','C','K' };
-
- Buffer->Set(tag, sizeof(tag));
-}
-
-void CDmrmmdvmProtocol::EncodeConnectAckPacket(CBuffer *Buffer, const CCallsign &Callsign, uint32 AuthSeed)
-{
- uint8 tag[] = { 'R','P','T','A','C','K' };
-
- Buffer->Set(tag, sizeof(tag));
- Buffer->Append(AuthSeed);
-}
-
-void CDmrmmdvmProtocol::EncodeNackPacket(CBuffer *Buffer, const CCallsign &Callsign)
-{
- uint8 tag[] = { 'M','S','T','N','A','K' };
-
- Buffer->Set(tag, sizeof(tag));
-}
-
-void CDmrmmdvmProtocol::EncodeClosePacket(CBuffer *Buffer, CClient *Client)
-{
- uint8 tag[] = { 'M','S','T','C','L' };
-
- Buffer->Set(tag, sizeof(tag));
-}
-
-
-bool CDmrmmdvmProtocol::EncodeDvHeaderPacket(const CDvHeaderPacket &Packet, uint8 seqid, CBuffer *Buffer) const
-{
- uint8 tag[] = { 'D','M','R','D' };
-
- Buffer->Set(tag, sizeof(tag));
-
- // DMR header
- // uiSeqId
- Buffer->Append((uint8)seqid);
- // uiSrcId
- uint32 uiSrcId = Packet.GetMyCallsign().GetDmrid();
- AppendDmrIdToBuffer(Buffer, uiSrcId);
- // uiDstId = TG9
- uint32 uiDstId = 9; // ModuleToDmrDestId(Packet.GetRpt2Module());
- AppendDmrIdToBuffer(Buffer, uiDstId);
- // uiRptrId
- uint32 uiRptrId = Packet.GetRpt1Callsign().GetDmrid();
- AppendDmrRptrIdToBuffer(Buffer, uiRptrId);
- // uiBitField
- uint8 uiBitField =
- (DMRMMDVM_FRAMETYPE_DATASYNC << 4) |
- ((DMRMMDVM_REFLECTOR_SLOT == DMR_SLOT2) ? 0x80 : 0x00) |
- MMDVM_SLOTTYPE_HEADER;
- Buffer->Append((uint8)uiBitField);
- // uiStreamId
- uint32 uiStreamId = Packet.GetStreamId();
- Buffer->Append((uint32)uiStreamId);
-
- // Payload
- AppendVoiceLCToBuffer(Buffer, uiSrcId);
-
- // BER
- Buffer->Append((uint8)0);
-
- // RSSI
- Buffer->Append((uint8)0);
-
- // done
- return true;
-}
-
-void CDmrmmdvmProtocol::EncodeDvPacket(
- const CDvHeaderPacket &Header,
- const CDvFramePacket &DvFrame0, const CDvFramePacket &DvFrame1, const CDvFramePacket &DvFrame2,
- uint8 seqid, CBuffer *Buffer) const
-{
- uint8 tag[] = { 'D','M','R','D' };
- Buffer->Set(tag, sizeof(tag));
-
- // DMR header
- // uiSeqId
- Buffer->Append((uint8)seqid);
- // uiSrcId
- uint32 uiSrcId = Header.GetMyCallsign().GetDmrid();
- AppendDmrIdToBuffer(Buffer, uiSrcId);
- // uiDstId = TG9
- uint32 uiDstId = 9; // ModuleToDmrDestId(Header.GetRpt2Module());
- AppendDmrIdToBuffer(Buffer, uiDstId);
- // uiRptrId
- uint32 uiRptrId = Header.GetRpt1Callsign().GetDmrid();
- AppendDmrRptrIdToBuffer(Buffer, uiRptrId);
- // uiBitField
- uint8 uiBitField =
- ((DMRMMDVM_REFLECTOR_SLOT == DMR_SLOT2) ? 0x80 : 0x00);
- if ( DvFrame0.GetDmrPacketId() == 0 )
- {
- uiBitField |= (DMRMMDVM_FRAMETYPE_VOICESYNC << 4);
- }
- else
- {
- uiBitField |= (DMRMMDVM_FRAMETYPE_VOICE << 4);
- }
- uiBitField |= (DvFrame0.GetDmrPacketId() & 0x0F);
- Buffer->Append((uint8)uiBitField);
-
- // uiStreamId
- uint32 uiStreamId = Header.GetStreamId();
- Buffer->Append((uint32)uiStreamId);
-
- // Payload
- // frame0
- Buffer->ReplaceAt(20, DvFrame0.GetAmbePlus(), 9);
- // 1/2 frame1
- Buffer->ReplaceAt(29, DvFrame1.GetAmbePlus(), 5);
- Buffer->ReplaceAt(33, (uint8)(Buffer->at(33) & 0xF0));
- // 1/2 frame1
- Buffer->ReplaceAt(39, DvFrame1.GetAmbePlus()+4, 5);
- Buffer->ReplaceAt(39, (uint8)(Buffer->at(39) & 0x0F));
- // frame2
- Buffer->ReplaceAt(44, DvFrame2.GetAmbePlus(), 9);
-
- // sync or embedded signaling
- ReplaceEMBInBuffer(Buffer, DvFrame0.GetDmrPacketId());
-
- // debug
- //CBuffer dump;
- //dump.Set(&(Buffer->data()[33]), 7);
- //dump.DebugDump(g_Reflector.m_DebugFile);
-
- // BER
- Buffer->Append((uint8)0);
-
- // RSSI
- Buffer->Append((uint8)0);
-}
-
-
-void CDmrmmdvmProtocol::EncodeDvLastPacket(const CDvHeaderPacket &Packet, uint8 seqid, CBuffer *Buffer) const
-{
- uint8 tag[] = { 'D','M','R','D' };
-
- Buffer->Set(tag, sizeof(tag));
-
- // DMR header
- // uiSeqId
- Buffer->Append((uint8)seqid);
- // uiSrcId
- uint32 uiSrcId = Packet.GetMyCallsign().GetDmrid();
- AppendDmrIdToBuffer(Buffer, uiSrcId);
- // uiDstId
- uint32 uiDstId = 9; //ModuleToDmrDestId(Packet.GetRpt2Module());
- AppendDmrIdToBuffer(Buffer, uiDstId);
- // uiRptrId
- uint32 uiRptrId = Packet.GetRpt1Callsign().GetDmrid();
- AppendDmrRptrIdToBuffer(Buffer, uiRptrId);
- // uiBitField
- uint8 uiBitField =
- (DMRMMDVM_FRAMETYPE_DATASYNC << 4) |
- ((DMRMMDVM_REFLECTOR_SLOT == DMR_SLOT2) ? 0x80 : 0x00) |
- MMDVM_SLOTTYPE_TERMINATOR;
- Buffer->Append((uint8)uiBitField);
- // uiStreamId
- uint32 uiStreamId = Packet.GetStreamId();
- Buffer->Append((uint32)uiStreamId);
-
- // Payload
- AppendTerminatorLCToBuffer(Buffer, uiSrcId);
-
- // BER
- Buffer->Append((uint8)0);
-
- // RSSI
- Buffer->Append((uint8)0);
-}
-
-
-////////////////////////////////////////////////////////////////////////////////////////
-// DestId to Module helper
-
-char CDmrmmdvmProtocol::DmrDstIdToModule(uint32 tg) const
-{
- // is it a 4xxx ?
- if ( (tg >= 4001) && (tg <= (4000 + NB_OF_MODULES)) )
- {
- return ((char)(tg - 4001) + 'A');
- }
- return ' ';
-}
-
-uint32 CDmrmmdvmProtocol::ModuleToDmrDestId(char m) const
-{
- return (uint32)(m - 'A')+4001;
-}
-
-////////////////////////////////////////////////////////////////////////////////////////
-// Buffer & LC helpers
-
-void CDmrmmdvmProtocol::AppendVoiceLCToBuffer(CBuffer *buffer, uint32 uiSrcId) const
-{
- uint8 payload[33];
-
- // fill payload
- CBPTC19696 bptc;
- ::memset(payload, 0, sizeof(payload));
- // LC data
- uint8 lc[12];
- {
- ::memset(lc, 0, sizeof(lc));
- // uiDstId = TG9
- lc[5] = 9;
- // uiSrcId
- lc[6] = (uint8)LOBYTE(HIWORD(uiSrcId));
- lc[7] = (uint8)HIBYTE(LOWORD(uiSrcId));
- lc[8] = (uint8)LOBYTE(LOWORD(uiSrcId));
- // parity
- uint8 parity[4];
- CRS129::encode(lc, 9, parity);
- lc[9] = parity[2] ^ DMR_VOICE_LC_HEADER_CRC_MASK;
- lc[10] = parity[1] ^ DMR_VOICE_LC_HEADER_CRC_MASK;
- lc[11] = parity[0] ^ DMR_VOICE_LC_HEADER_CRC_MASK;
- }
- // sync
- ::memcpy(payload+13, g_DmrSyncBSData, sizeof(g_DmrSyncBSData));
- // slot type
- {
- // slot type
- uint8 slottype[3];
- ::memset(slottype, 0, sizeof(slottype));
- slottype[0] = (DMRMMDVM_REFLECTOR_COLOUR << 4) & 0xF0;
- slottype[0] |= (DMR_DT_VOICE_LC_HEADER << 0) & 0x0FU;
- CGolay2087::encode(slottype);
- payload[12U] = (payload[12U] & 0xC0U) | ((slottype[0U] >> 2) & 0x3FU);
- payload[13U] = (payload[13U] & 0x0FU) | ((slottype[0U] << 6) & 0xC0U) | ((slottype[1U] >> 2) & 0x30U);
- payload[19U] = (payload[19U] & 0xF0U) | ((slottype[1U] >> 2) & 0x0FU);
- payload[20U] = (payload[20U] & 0x03U) | ((slottype[1U] << 6) & 0xC0U) | ((slottype[2U] >> 2) & 0x3CU);
-
- }
- // and encode
- bptc.encode(lc, payload);
-
- // and append
- buffer->Append(payload, sizeof(payload));
-}
-
-void CDmrmmdvmProtocol::AppendTerminatorLCToBuffer(CBuffer *buffer, uint32 uiSrcId) const
-{
- uint8 payload[33];
-
- // fill payload
- CBPTC19696 bptc;
- ::memset(payload, 0, sizeof(payload));
- // LC data
- uint8 lc[12];
- {
- ::memset(lc, 0, sizeof(lc));
- // uiDstId = TG9
- lc[5] = 9;
- // uiSrcId
- lc[6] = (uint8)LOBYTE(HIWORD(uiSrcId));
- lc[7] = (uint8)HIBYTE(LOWORD(uiSrcId));
- lc[8] = (uint8)LOBYTE(LOWORD(uiSrcId));
- // parity
- uint8 parity[4];
- CRS129::encode(lc, 9, parity);
- lc[9] = parity[2] ^ DMR_TERMINATOR_WITH_LC_CRC_MASK;
- lc[10] = parity[1] ^ DMR_TERMINATOR_WITH_LC_CRC_MASK;
- lc[11] = parity[0] ^ DMR_TERMINATOR_WITH_LC_CRC_MASK;
- }
- // sync
- ::memcpy(payload+13, g_DmrSyncBSData, sizeof(g_DmrSyncBSData));
- // slot type
- {
- // slot type
- uint8 slottype[3];
- ::memset(slottype, 0, sizeof(slottype));
- slottype[0] = (DMRMMDVM_REFLECTOR_COLOUR << 4) & 0xF0;
- slottype[0] |= (DMR_DT_TERMINATOR_WITH_LC << 0) & 0x0FU;
- CGolay2087::encode(slottype);
- payload[12U] = (payload[12U] & 0xC0U) | ((slottype[0U] >> 2) & 0x3FU);
- payload[13U] = (payload[13U] & 0x0FU) | ((slottype[0U] << 6) & 0xC0U) | ((slottype[1U] >> 2) & 0x30U);
- payload[19U] = (payload[19U] & 0xF0U) | ((slottype[1U] >> 2) & 0x0FU);
- payload[20U] = (payload[20U] & 0x03U) | ((slottype[1U] << 6) & 0xC0U) | ((slottype[2U] >> 2) & 0x3CU);
- }
- // and encode
- bptc.encode(lc, payload);
-
- // and append
- buffer->Append(payload, sizeof(payload));
-}
-
-void CDmrmmdvmProtocol::ReplaceEMBInBuffer(CBuffer *buffer, uint8 uiDmrPacketId) const
-{
- // voice packet A ?
- if ( uiDmrPacketId == 0 )
- {
- // sync
- buffer->ReplaceAt(33, (uint8)(buffer->at(33) | (g_DmrSyncBSVoice[0] & 0x0F)));
- buffer->ReplaceAt(34, g_DmrSyncBSVoice+1, 5);
- buffer->ReplaceAt(39, (uint8)(buffer->at(39) | (g_DmrSyncBSVoice[6] & 0xF0)));
- }
- // voice packet B,C,D,E ?
- else if ( (uiDmrPacketId >= 1) && (uiDmrPacketId <= 4 ) )
- {
- // EMB LC
- uint8 emb[2];
- emb[0] = (DMRMMDVM_REFLECTOR_COLOUR << 4) & 0xF0;
- //emb[0] |= PI ? 0x08U : 0x00;
- //emb[0] |= (LCSS << 1) & 0x06;
- emb[1] = 0x00;
- // encode
- CQR1676::encode(emb);
- // and append
- buffer->ReplaceAt(33, (uint8)((buffer->at(33) & 0xF0) | ((emb[0U] >> 4) & 0x0F)));
- buffer->ReplaceAt(34, (uint8)((buffer->at(34) & 0x0F) | ((emb[0U] << 4) & 0xF0)));
- buffer->ReplaceAt(34, (uint8)(buffer->at(34) & 0xF0));
- buffer->ReplaceAt(35, (uint8)0);
- buffer->ReplaceAt(36, (uint8)0);
- buffer->ReplaceAt(37, (uint8)0);
- buffer->ReplaceAt(38, (uint8)(buffer->at(38) & 0x0F));
- buffer->ReplaceAt(38, (uint8)((buffer->at(38) & 0xF0) | ((emb[1U] >> 4) & 0x0F)));
- buffer->ReplaceAt(39, (uint8)((buffer->at(39) & 0x0F) | ((emb[1U] << 4) & 0xF0)));
- }
- // voice packet F
- else
- {
- // NULL
- uint8 emb[2];
- emb[0] = (DMRMMDVM_REFLECTOR_COLOUR << 4) & 0xF0;
- //emb[0] |= PI ? 0x08U : 0x00;
- //emb[0] |= (LCSS << 1) & 0x06;
- emb[1] = 0x00;
- // encode
- CQR1676::encode(emb);
- // and append
- buffer->ReplaceAt(33, (uint8)((buffer->at(33) & 0xF0) | ((emb[0U] >> 4) & 0x0F)));
- buffer->ReplaceAt(34, (uint8)((buffer->at(34) & 0x0F) | ((emb[0U] << 4) & 0xF0)));
- buffer->ReplaceAt(34, (uint8)(buffer->at(34) & 0xF0));
- buffer->ReplaceAt(35, (uint8)0);
- buffer->ReplaceAt(36, (uint8)0);
- buffer->ReplaceAt(37, (uint8)0);
- buffer->ReplaceAt(38, (uint8)(buffer->at(38) & 0x0F));
- buffer->ReplaceAt(38, (uint8)((buffer->at(38) & 0xF0) | ((emb[1U] >> 4) & 0x0F)));
- buffer->ReplaceAt(39, (uint8)((buffer->at(39) & 0x0F) | ((emb[1U] << 4) & 0xF0)));
- }
-}
-
-void CDmrmmdvmProtocol::AppendDmrIdToBuffer(CBuffer *buffer, uint32 id) const
-{
- buffer->Append((uint8)LOBYTE(HIWORD(id)));
- buffer->Append((uint8)HIBYTE(LOWORD(id)));
- buffer->Append((uint8)LOBYTE(LOWORD(id)));
-}
-
-void CDmrmmdvmProtocol::AppendDmrRptrIdToBuffer(CBuffer *buffer, uint32 id) const
-{
- buffer->Append((uint8)HIBYTE(HIWORD(id)));
- buffer->Append((uint8)LOBYTE(HIWORD(id)));
- buffer->Append((uint8)HIBYTE(LOWORD(id)));
- buffer->Append((uint8)LOBYTE(LOWORD(id)));
-}