mirror of https://github.com/LX3JL/xlxd.git
LX3JL
4 years ago
parent
0369eba38c
commit
a45cdff2d2
@ -0,0 +1,52 @@
|
||||
//
|
||||
// cimrsclient.cpp
|
||||
// xlxd
|
||||
//
|
||||
// Created by Jean-Luc Deltombe (LX3JL) on 29/10/2019.
|
||||
// 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 <http://www.gnu.org/licenses/>.
|
||||
// ----------------------------------------------------------------------------
|
||||
|
||||
#include "main.h"
|
||||
#include "cimrsclient.h"
|
||||
|
||||
|
||||
////////////////////////////////////////////////////////////////////////////////////////
|
||||
// constructors
|
||||
|
||||
CImrsClient::CImrsClient()
|
||||
{
|
||||
}
|
||||
|
||||
CImrsClient::CImrsClient(const CCallsign &callsign, const CIp &ip, char reflectorModule)
|
||||
: CClient(callsign, ip, reflectorModule)
|
||||
{
|
||||
}
|
||||
|
||||
CImrsClient::CImrsClient(const CImrsClient &client)
|
||||
: CClient(client)
|
||||
{
|
||||
}
|
||||
|
||||
////////////////////////////////////////////////////////////////////////////////////////
|
||||
// status
|
||||
|
||||
bool CImrsClient::IsAlive(void) const
|
||||
{
|
||||
return (m_LastKeepaliveTime.DurationSinceNow() < IMRS_KEEPALIVE_TIMEOUT);
|
||||
}
|
||||
@ -0,0 +1,59 @@
|
||||
//
|
||||
// cimrsclient.h
|
||||
// xlxd
|
||||
//
|
||||
// Created by Jean-Luc Deltombe (LX3JL) on 29/10/2019.
|
||||
// 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 <http://www.gnu.org/licenses/>.
|
||||
// ----------------------------------------------------------------------------
|
||||
|
||||
#ifndef cimrsclient_h
|
||||
#define cimrsclient_h
|
||||
|
||||
#include "cclient.h"
|
||||
|
||||
////////////////////////////////////////////////////////////////////////////////////////
|
||||
// define
|
||||
|
||||
|
||||
////////////////////////////////////////////////////////////////////////////////////////
|
||||
// class
|
||||
|
||||
class CImrsClient : public CClient
|
||||
{
|
||||
public:
|
||||
// constructors
|
||||
CImrsClient();
|
||||
CImrsClient(const CCallsign &, const CIp &, char = ' ');
|
||||
CImrsClient(const CImrsClient &);
|
||||
|
||||
// destructor
|
||||
virtual ~CImrsClient() {};
|
||||
|
||||
// identity
|
||||
int GetProtocol(void) const { return PROTOCOL_IMRS; }
|
||||
const char *GetProtocolName(void) const { return "IMRS"; }
|
||||
int GetCodec(void) const { return CODEC_AMBE2PLUS; }
|
||||
bool IsNode(void) const { return true; }
|
||||
|
||||
// status
|
||||
bool IsAlive(void) const;
|
||||
};
|
||||
|
||||
////////////////////////////////////////////////////////////////////////////////////////
|
||||
#endif /* cimrsclient_h */
|
||||
@ -0,0 +1,915 @@
|
||||
//
|
||||
// cimrsprotocol.cpp
|
||||
// xlxd
|
||||
//
|
||||
// Created by Jean-Luc Deltombe (LX3JL) on 29/10/2019.
|
||||
// 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 <http://www.gnu.org/licenses/>.
|
||||
// ----------------------------------------------------------------------------
|
||||
|
||||
#include "main.h"
|
||||
#include <string.h>
|
||||
#include "ysfdefines.h"
|
||||
#include "cysfutils.h"
|
||||
#include "cysffich.h"
|
||||
#include "cimrsclient.h"
|
||||
#include "cimrsprotocol.h"
|
||||
#include "creflector.h"
|
||||
#include "cgatekeeper.h"
|
||||
|
||||
////////////////////////////////////////////////////////////////////////////////////////
|
||||
// operation
|
||||
|
||||
bool CImrsProtocol::Init(void)
|
||||
{
|
||||
bool ok;
|
||||
|
||||
// base class
|
||||
ok = CProtocol::Init();
|
||||
|
||||
// update the reflector callsign
|
||||
m_ReflectorCallsign.PatchCallsign(0, (const uint8 *)"IMR", 3);
|
||||
|
||||
// create our socket
|
||||
ok &= m_Socket.Open(IMRS_PORT);
|
||||
if ( !ok )
|
||||
{
|
||||
std::cout << "Error opening socket on port UDP" << IMRS_PORT << " on ip " << g_Reflector.GetListenIp() << std::endl;
|
||||
}
|
||||
|
||||
// update time
|
||||
m_LastKeepaliveTime.Now();
|
||||
|
||||
// done
|
||||
return ok;
|
||||
}
|
||||
|
||||
void CImrsProtocol::Close(void)
|
||||
{
|
||||
// base class
|
||||
CProtocol::Close();
|
||||
}
|
||||
|
||||
////////////////////////////////////////////////////////////////////////////////////////
|
||||
// task
|
||||
|
||||
void CImrsProtocol::Task(void)
|
||||
{
|
||||
CBuffer Buffer;
|
||||
CIp Ip;
|
||||
CCallsign Callsign;
|
||||
//CYSFFICH Fich;
|
||||
CDvHeaderPacket *Header;
|
||||
CDvFramePacket *Frames[5];
|
||||
|
||||
// handle incoming packets
|
||||
if ( m_Socket.Receive(&Buffer, &Ip, 20) != -1 )
|
||||
{
|
||||
// force port
|
||||
Ip.SetPort(IMRS_PORT);
|
||||
// crack the packet
|
||||
if ( IsValidDvFramePacket(Ip, Buffer, Frames) )
|
||||
{
|
||||
//std::cout << "IMRS DV frame" << std::endl;
|
||||
|
||||
// handle it
|
||||
OnDvFramePacketIn(Frames[0], &Ip);
|
||||
OnDvFramePacketIn(Frames[1], &Ip);
|
||||
OnDvFramePacketIn(Frames[2], &Ip);
|
||||
OnDvFramePacketIn(Frames[3], &Ip);
|
||||
OnDvFramePacketIn(Frames[4], &Ip);
|
||||
|
||||
}
|
||||
else if ( IsValidDvHeaderPacket(Ip, Buffer, &Header) )
|
||||
{
|
||||
//std::cout << "IMRS DV header:" << std::endl << *Header << std::endl;
|
||||
//std::cout << "IMRS DV header:" << std::endl;
|
||||
|
||||
// node linked and callsign muted?
|
||||
if ( g_GateKeeper.MayTransmit(Header->GetMyCallsign(), Ip, PROTOCOL_IMRS, Header->GetRpt2Module()) )
|
||||
{
|
||||
// handle it
|
||||
OnDvHeaderPacketIn(Header, Ip);
|
||||
}
|
||||
else
|
||||
{
|
||||
delete Header;
|
||||
}
|
||||
}
|
||||
else if ( IsValidDvLastFramePacket(Ip, Buffer, Frames) )
|
||||
{
|
||||
//std::cout << "IMRS last DV frame" << std::endl;
|
||||
|
||||
// handle it
|
||||
OnDvLastFramePacketIn((CDvLastFramePacket *)Frames[0], &Ip);
|
||||
}
|
||||
else if ( IsValidPingPacket(Buffer) )
|
||||
{
|
||||
//std::cout << "IMRS ping packet from " << Ip << std::endl;
|
||||
|
||||
// acknowledge request
|
||||
EncodePongPacket(&Buffer);
|
||||
m_Socket.Send(Buffer, Ip, IMRS_PORT);
|
||||
|
||||
// and our turn
|
||||
EncodePingPacket(&Buffer);
|
||||
m_Socket.Send(Buffer, Ip, IMRS_PORT);
|
||||
|
||||
}
|
||||
else if ( IsValidConnectPacket(Buffer, &Callsign) )
|
||||
{
|
||||
//std::cout << "IMRS keepalive/connect packet from " << Callsign << " at " << Ip << std::endl;
|
||||
|
||||
// callsign authorized?
|
||||
if ( g_GateKeeper.MayLink(Callsign, Ip, PROTOCOL_IMRS) )
|
||||
{
|
||||
// add client if needed
|
||||
CClients *clients = g_Reflector.GetClients();
|
||||
CClient *client = clients->FindClient(Callsign, Ip, PROTOCOL_IMRS);
|
||||
// client already connected ?
|
||||
if ( client == NULL )
|
||||
{
|
||||
std::cout << "IMRS connect packet from " << Callsign << " at " << Ip << std::endl;
|
||||
|
||||
// create the client
|
||||
CImrsClient *newclient = new CImrsClient(Callsign, Ip);
|
||||
// connect to default module
|
||||
newclient->SetReflectorModule(IMRS_DEFAULT_MODULE);
|
||||
|
||||
// and append
|
||||
clients->AddClient(newclient);
|
||||
}
|
||||
else
|
||||
{
|
||||
client->Alive();
|
||||
}
|
||||
// and done
|
||||
g_Reflector.ReleaseClients();
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
// invalid packet
|
||||
//std::cout << "IMRS packet (" << Buffer.size() << ") from " << Callsign << " at " << Ip << std::endl;
|
||||
//Buffer.DebugDump(g_Reflector.m_DebugFile);
|
||||
}
|
||||
}
|
||||
|
||||
// handle end of streaming timeout
|
||||
CheckStreamsTimeout();
|
||||
|
||||
// handle queue from reflector
|
||||
HandleQueue();
|
||||
|
||||
// keep client alive
|
||||
if ( m_LastKeepaliveTime.DurationSinceNow() > IMRS_KEEPALIVE_PERIOD )
|
||||
{
|
||||
//
|
||||
HandleKeepalives();
|
||||
|
||||
// update time
|
||||
m_LastKeepaliveTime.Now();
|
||||
}
|
||||
}
|
||||
|
||||
////////////////////////////////////////////////////////////////////////////////////////
|
||||
// streams helpers
|
||||
|
||||
bool CImrsProtocol::OnDvHeaderPacketIn(CDvHeaderPacket *Header, const CIp &Ip)
|
||||
{
|
||||
bool newstream = false;
|
||||
|
||||
// find the stream
|
||||
CPacketStream *stream = GetStream(Header->GetStreamId());
|
||||
if ( stream == NULL )
|
||||
{
|
||||
// no stream open yet, open a new one
|
||||
CCallsign via(Header->GetRpt1Callsign());
|
||||
|
||||
// find this client
|
||||
CClient *client = g_Reflector.GetClients()->FindClient(Ip, PROTOCOL_IMRS);
|
||||
if ( client != NULL )
|
||||
{
|
||||
// get client callsign
|
||||
via = client->GetCallsign();
|
||||
|
||||
// handle changing module client is linked to
|
||||
// via dgid of packet
|
||||
if ( Header->GetRpt2Module() != client->GetReflectorModule() )
|
||||
{
|
||||
std::cout << "IMRS client " << client->GetCallsign()
|
||||
<< " linking by DG-ID to module " << Header->GetRpt2Module() << std::endl;
|
||||
client->SetReflectorModule(Header->GetRpt2Module());
|
||||
}
|
||||
|
||||
// get module it's linked to
|
||||
//Header->SetRpt2Module(client->GetReflectorModule());
|
||||
|
||||
// and try to open the stream
|
||||
if ( (stream = g_Reflector.OpenStream(Header, client)) != NULL )
|
||||
{
|
||||
// keep the handle
|
||||
m_Streams.push_back(stream);
|
||||
newstream = true;
|
||||
}
|
||||
}
|
||||
// release
|
||||
g_Reflector.ReleaseClients();
|
||||
|
||||
// update last heard
|
||||
if ( g_Reflector.IsValidModule(Header->GetRpt2Module()) )
|
||||
{
|
||||
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 CImrsProtocol::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);
|
||||
for ( int i = 0; i < 5; i++ )
|
||||
{
|
||||
m_StreamsCache[iModId].m_dvFrames[i] = CDvFramePacket();
|
||||
}
|
||||
|
||||
// encode it
|
||||
EncodeDvHeaderPacket((const CDvHeaderPacket &)*packet, &buffer);
|
||||
}
|
||||
// check if it's a last frame
|
||||
else if ( packet->IsLastPacket() )
|
||||
{
|
||||
// encode it
|
||||
EncodeDvLastPacket(m_StreamsCache[iModId].m_dvHeader, (const CDvLastFramePacket &)*packet, &buffer);
|
||||
}
|
||||
// otherwise, just a regular DV frame
|
||||
else
|
||||
{
|
||||
// update local stream cache or send quintet when needed
|
||||
uint8 sid = packet->GetImrsPacketSubId();
|
||||
if ( (sid >= 0) && (sid <= 4) )
|
||||
{
|
||||
//std::cout << (int)sid;
|
||||
m_StreamsCache[iModId].m_dvFrames[sid] = CDvFramePacket((const CDvFramePacket &)*packet);
|
||||
if ( sid == 4 )
|
||||
{
|
||||
EncodeDvPacket(m_StreamsCache[iModId].m_dvHeader, m_StreamsCache[iModId].m_dvFrames, &buffer);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// 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_IMRS, &index)) != NULL )
|
||||
{
|
||||
// is this client busy ?
|
||||
if ( !client->IsAMaster() && (client->GetReflectorModule() == packet->GetModuleId()) )
|
||||
{
|
||||
// no, send the packet
|
||||
m_Socket.Send(buffer, client->GetIp(), IMRS_PORT);
|
||||
//std::cout << "sending " << buffer.size() << " bytes to " << client->GetIp() << std::endl;
|
||||
}
|
||||
}
|
||||
g_Reflector.ReleaseClients();
|
||||
}
|
||||
|
||||
// done
|
||||
delete packet;
|
||||
}
|
||||
m_Queue.Unlock();
|
||||
}
|
||||
|
||||
////////////////////////////////////////////////////////////////////////////////////////
|
||||
// keepalive helpers
|
||||
|
||||
void CImrsProtocol::HandleKeepalives(void)
|
||||
{
|
||||
// IMRS 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_IMRS, &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, remove it
|
||||
std::cout << "IMRS client " << client->GetCallsign() << " keepalive timeout" << std::endl;
|
||||
clients->RemoveClient(client);
|
||||
}
|
||||
|
||||
}
|
||||
g_Reflector.ReleaseClients();
|
||||
}
|
||||
|
||||
////////////////////////////////////////////////////////////////////////////////////////
|
||||
// DV packet decoding helpers
|
||||
|
||||
bool CImrsProtocol::IsValidPingPacket(const CBuffer &Buffer)
|
||||
{
|
||||
uint8 tag[] = { 0x00,0x00,0x07,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, };
|
||||
|
||||
return ( (Buffer.size() == 16) && (Buffer.Compare(tag, sizeof(tag)) == 0) );
|
||||
}
|
||||
|
||||
bool CImrsProtocol::IsValidConnectPacket(const CBuffer &Buffer, CCallsign *Callsign)
|
||||
{
|
||||
uint8 tag[] = { 0x00,0x2C,0x08,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x04,0x00,0x00 };
|
||||
|
||||
bool valid = false;
|
||||
if ( (Buffer.size() == 60) && (Buffer.Compare(tag, sizeof(tag)) == 0) )
|
||||
{
|
||||
Callsign->SetCallsign(Buffer.data()+26, 8);
|
||||
Callsign->SetModule(IMRS_MODULE_ID);
|
||||
valid = (Callsign->IsValid());
|
||||
//std::cout << "DG-IDs " << (int)Buffer.at(58) << "," << (int)Buffer.at(59) << std::endl;
|
||||
}
|
||||
return valid;
|
||||
|
||||
}
|
||||
|
||||
bool CImrsProtocol::IsValidDvHeaderPacket(const CIp &Ip, const CBuffer &Buffer, CDvHeaderPacket **header)
|
||||
{
|
||||
bool valid = false;
|
||||
*header = NULL;
|
||||
|
||||
if ( (Buffer.size() == 91) && (Buffer.at(1) == 0x4B) )
|
||||
{
|
||||
// get stream id
|
||||
uint32 uiStreamId = IpToStreamId(Ip);
|
||||
|
||||
// and payload
|
||||
CBuffer payload;
|
||||
payload.SetFromAsciiHex((const char *)(Buffer.data()+19), 12);
|
||||
|
||||
// fich
|
||||
CYSFFICH Fich;
|
||||
Fich.load((uint8 *)(payload.data()+2));
|
||||
/*std::cout << "H:"
|
||||
<< (int)Fich.getDT() << ","
|
||||
<< (int)Fich.getFI() << ","
|
||||
<< (int)Fich.getCS() << ","
|
||||
<< (int)Fich.getCM() << ","
|
||||
<< (int)Fich.getMR() << ","
|
||||
<< (int)Fich.getDev() << ","
|
||||
<< (int)Fich.getSQL() << ","
|
||||
<< (int)Fich.getSQ() << ","
|
||||
<< (int)Fich.getBN() << ","
|
||||
<< (int)Fich.getBT() << ","
|
||||
<< (int)Fich.getFN() << ","
|
||||
<< (int)Fich.getFT() << std::endl;*/
|
||||
|
||||
if ( (Fich.getDT() == YSF_DT_VD_MODE2) && (Fich.getFI() == YSF_FI_HEADER) )
|
||||
{
|
||||
// build DVHeader
|
||||
char sz[YSF_CALLSIGN_LENGTH+1];
|
||||
::memcpy(sz, &(Buffer.data()[41]), YSF_CALLSIGN_LENGTH);
|
||||
sz[YSF_CALLSIGN_LENGTH] = 0;
|
||||
CCallsign csMY = CCallsign();
|
||||
csMY.SetYsfCallsign(sz);
|
||||
::memcpy(sz, &(Buffer.data()[61]), YSF_CALLSIGN_LENGTH);
|
||||
sz[YSF_CALLSIGN_LENGTH] = 0;
|
||||
CCallsign rpt1 = CCallsign((const char *)sz);
|
||||
rpt1.SetModule(IMRS_MODULE_ID);
|
||||
CCallsign rpt2 = m_ReflectorCallsign;
|
||||
// translate dg-id to module
|
||||
rpt2.SetModule(DgidToModule(Fich.getSQ()));
|
||||
|
||||
// and packet
|
||||
*header = new CDvHeaderPacket(csMY, CCallsign("CQCQCQ"), rpt1, rpt2, uiStreamId, 0);
|
||||
|
||||
// debug
|
||||
#ifdef DEBUG_DUMPFILE
|
||||
CBuffer debug;
|
||||
debug.Set((uint8 *)(Buffer.data()+0), 91);
|
||||
debug.DebugDump(g_Reflector.m_DebugFile);
|
||||
#endif
|
||||
}
|
||||
|
||||
// check validity of packets
|
||||
if ( ((*header) == NULL) || !(*header)->IsValid() )
|
||||
|
||||
{
|
||||
delete *header;
|
||||
*header = NULL;
|
||||
}
|
||||
else
|
||||
{
|
||||
valid = true;
|
||||
}
|
||||
}
|
||||
|
||||
// done
|
||||
return valid;
|
||||
}
|
||||
|
||||
bool CImrsProtocol::IsValidDvFramePacket(const CIp &Ip, const CBuffer &Buffer, CDvFramePacket **frames)
|
||||
{
|
||||
bool valid = false;
|
||||
frames[0] = NULL;
|
||||
frames[1] = NULL;
|
||||
frames[2] = NULL;
|
||||
frames[3] = NULL;
|
||||
frames[4] = NULL;
|
||||
|
||||
if ( (Buffer.size() == 181) && (Buffer.at(1) == 0xA5) )
|
||||
{
|
||||
// get stream id
|
||||
uint32 uiStreamId = IpToStreamId(Ip);
|
||||
|
||||
// and payload
|
||||
CBuffer payload;
|
||||
payload.SetFromAsciiHex((const char *)(Buffer.data()+19), 162);
|
||||
|
||||
// fid
|
||||
uint16 fid = MAKEWORD(payload.at(1), payload.at(0));
|
||||
|
||||
// fich
|
||||
CYSFFICH Fich;
|
||||
Fich.load((uint8 *)(payload.data()+2));
|
||||
/*std::cout << "F:"
|
||||
<< (int)Fich.getDT() << ","
|
||||
<< (int)Fich.getFI() << ","
|
||||
<< (int)Fich.getBN() << ","
|
||||
<< (int)Fich.getBT() << ","
|
||||
<< (int)Fich.getFN() << ","
|
||||
<< (int)Fich.getFT() << std::endl;*/
|
||||
|
||||
if ( (Fich.getDT() == YSF_DT_VD_MODE2) && (Fich.getFI() == YSF_FI_COMMUNICATIONS) )
|
||||
{
|
||||
// dch
|
||||
//CBuffer dch;
|
||||
//dch.Set((uint8 *)(payload.data()+6), 10);
|
||||
|
||||
// ambes
|
||||
uint8 ambe0[AMBEPLUS_SIZE];
|
||||
uint8 ambe1[AMBEPLUS_SIZE];
|
||||
uint8 ambe2[AMBEPLUS_SIZE];
|
||||
uint8 ambe3[AMBEPLUS_SIZE];
|
||||
uint8 ambe4[AMBEPLUS_SIZE];
|
||||
CYsfUtils::DecodeVD2Vch((uint8 *)(payload.data()+16+0), ambe0);
|
||||
CYsfUtils::DecodeVD2Vch((uint8 *)(payload.data()+16+13), ambe1);
|
||||
CYsfUtils::DecodeVD2Vch((uint8 *)(payload.data()+16+26), ambe2);
|
||||
CYsfUtils::DecodeVD2Vch((uint8 *)(payload.data()+16+39), ambe3);
|
||||
CYsfUtils::DecodeVD2Vch((uint8 *)(payload.data()+16+52), ambe4);
|
||||
|
||||
// and create frames
|
||||
frames[0] = new CDvFramePacket(ambe0, uiStreamId, Fich.getFN(), 0, fid);
|
||||
frames[1] = new CDvFramePacket(ambe1, uiStreamId, Fich.getFN(), 1, fid);
|
||||
frames[2] = new CDvFramePacket(ambe2, uiStreamId, Fich.getFN(), 2, fid);
|
||||
frames[3] = new CDvFramePacket(ambe3, uiStreamId, Fich.getFN(), 3, fid);
|
||||
frames[4] = new CDvFramePacket(ambe4, uiStreamId, Fich.getFN(), 4, fid);
|
||||
|
||||
// debug
|
||||
//std::cout << "F:" << uiStreamId << "," << fid << "," << (int)Fich.getFN() << std::endl;
|
||||
#ifdef DEBUG_DUMPFILE
|
||||
CBuffer debug;
|
||||
debug.Set((uint8 *)(Buffer.data()+0), 181);
|
||||
debug.DebugDump(g_Reflector.m_DebugFile);
|
||||
#endif
|
||||
|
||||
}
|
||||
|
||||
// check validity of packets
|
||||
if ( (frames[0] == NULL) || !(frames[0]->IsValid()) ||
|
||||
(frames[1] == NULL) || !(frames[1]->IsValid()) ||
|
||||
(frames[2] == NULL) || !(frames[2]->IsValid()) ||
|
||||
(frames[3] == NULL) || !(frames[3]->IsValid()) ||
|
||||
(frames[4] == NULL) || !(frames[4]->IsValid()) )
|
||||
{
|
||||
delete frames[0];
|
||||
delete frames[1];
|
||||
delete frames[2];
|
||||
delete frames[3];
|
||||
delete frames[4];
|
||||
frames[0] = NULL;
|
||||
frames[1] = NULL;
|
||||
frames[2] = NULL;
|
||||
frames[3] = NULL;
|
||||
frames[4] = NULL;
|
||||
}
|
||||
else
|
||||
{
|
||||
valid = true;
|
||||
}
|
||||
}
|
||||
|
||||
// done
|
||||
return valid;
|
||||
}
|
||||
|
||||
bool CImrsProtocol::IsValidDvLastFramePacket(const CIp &Ip, const CBuffer &Buffer, CDvFramePacket **frame)
|
||||
{
|
||||
bool valid = false;
|
||||
uint8 ambe[AMBEPLUS_SIZE];
|
||||
|
||||
*frame = NULL;
|
||||
|
||||
if ( (Buffer.size() == 31) && (Buffer.at(1) == 0x0F) )
|
||||
{
|
||||
// get stream id
|
||||
uint32 uiStreamId = IpToStreamId(Ip);
|
||||
|
||||
// and payload
|
||||
CBuffer payload;
|
||||
payload.SetFromAsciiHex((const char *)(Buffer.data()+19), 12);
|
||||
|
||||
// fid
|
||||
uint16 fid = MAKEWORD(payload.at(1), payload.at(0));
|
||||
|
||||
// fich
|
||||
CYSFFICH Fich;
|
||||
Fich.load((uint8 *)(payload.data()+2));
|
||||
|
||||
if ( (Fich.getDT() == YSF_DT_VD_MODE2) && (Fich.getFI() == YSF_FI_TERMINATOR) )
|
||||
{
|
||||
// build frame
|
||||
::memset(ambe, 0x00, sizeof(ambe));
|
||||
*frame = new CDvLastFramePacket(ambe, uiStreamId, Fich.getFN(), 0, fid);
|
||||
/*std::cout << "L:"
|
||||
<< (int)Fich.getDT() << ","
|
||||
<< (int)Fich.getFI() << ","
|
||||
<< (int)Fich.getBN() << ","
|
||||
<< (int)Fich.getBT() << ","
|
||||
<< (int)Fich.getFN() << ","
|
||||
<< (int)Fich.getFT() << std::endl;*/
|
||||
|
||||
// debug
|
||||
#ifdef DEBUG_DUMPFILE
|
||||
CBuffer debug;
|
||||
debug.Set((uint8 *)(Buffer.data()+0), 31);
|
||||
debug.DebugDump(g_Reflector.m_DebugFile);
|
||||
#endif
|
||||
}
|
||||
|
||||
// check validity of packets
|
||||
if ( (*frame == NULL) || !((*frame)->IsValid()) )
|
||||
|
||||
{
|
||||
delete *frame;
|
||||
*frame = NULL;
|
||||
}
|
||||
else
|
||||
{
|
||||
valid = true;
|
||||
}
|
||||
}
|
||||
|
||||
// done
|
||||
return valid;
|
||||
}
|
||||
|
||||
|
||||
////////////////////////////////////////////////////////////////////////////////////////
|
||||
// DV packet encoding helpers
|
||||
|
||||
void CImrsProtocol::EncodePingPacket(CBuffer *Buffer) const
|
||||
{
|
||||
uint8 tag[] = { 0x00,0x00,0x07,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, };
|
||||
|
||||
// tag
|
||||
Buffer->Set(tag, sizeof(tag));
|
||||
}
|
||||
|
||||
void CImrsProtocol::EncodePongPacket(CBuffer *Buffer) const
|
||||
{
|
||||
uint8 tag1[] = { 0x00,0x2C,0x08,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x04,0x00,0x00 };
|
||||
uint8 radioid[] = { 'G','0','g','B','J' };
|
||||
char sz[YSF_CALLSIGN_LENGTH];
|
||||
|
||||
// tag
|
||||
Buffer->Set(tag1, sizeof(tag1));
|
||||
// mac address
|
||||
Buffer->Append(g_Reflector.GetListenMac(), 6);
|
||||
// callsign
|
||||
::memset(sz, ' ', sizeof(sz));
|
||||
g_Reflector.GetCallsign().GetCallsignString(sz);
|
||||
sz[::strlen(sz)] = ' ';
|
||||
Buffer->Append((uint8 *)sz, YSF_CALLSIGN_LENGTH);
|
||||
// radioid
|
||||
Buffer->Append(radioid, sizeof(radioid));
|
||||
// list of authorised dg-id
|
||||
// enable dg-id 2 & 10 -> 10+NBmodules
|
||||
uint32 dgids = 0x00000004;
|
||||
uint32 mask = 0x00000400;
|
||||
for ( int i = 0; i < NB_OF_MODULES; i++ )
|
||||
{
|
||||
dgids |= mask;
|
||||
mask = mask << 1;
|
||||
}
|
||||
Buffer->Append(LOBYTE(LOWORD(dgids)));
|
||||
Buffer->Append(HIBYTE(LOWORD(dgids)));
|
||||
Buffer->Append(LOBYTE(HIWORD(dgids)));
|
||||
Buffer->Append(HIBYTE(HIWORD(dgids)));
|
||||
Buffer->Append((uint8)0x00, 13);
|
||||
// and dg-id
|
||||
Buffer->Append((uint8)2);
|
||||
Buffer->Append((uint8)2);
|
||||
}
|
||||
|
||||
bool CImrsProtocol::EncodeDvHeaderPacket(const CDvHeaderPacket &Header, CBuffer *Buffer) const
|
||||
{
|
||||
uint8 tag1[] = { 0x00,0x4B,0x00,0x00,0x00,0x00,0x07 };
|
||||
uint8 tag2[] = { 0x00,0x00,0x00,0x00,0x49,0x2a,0x2a };
|
||||
|
||||
// tag1
|
||||
Buffer->Set(tag1, sizeof(tag1));
|
||||
|
||||
// time
|
||||
uint32 uiTime = (uint32)Header.GetImrsPacketFrameId() * 100;
|
||||
Buffer->Append(LOBYTE(HIWORD(uiTime)));
|
||||
Buffer->Append(HIBYTE(LOWORD(uiTime)));
|
||||
Buffer->Append(LOBYTE(LOWORD(uiTime)));
|
||||
|
||||
// steamid
|
||||
uint16 uiSid = Header.GetStreamId();
|
||||
Buffer->Append(HIBYTE(uiSid));
|
||||
Buffer->Append(LOBYTE(uiSid));
|
||||
|
||||
// tag2
|
||||
Buffer->Append(tag2, sizeof(tag2));
|
||||
|
||||
// fid
|
||||
uint8 fid[2];
|
||||
fid[0] = HIBYTE(Header.GetImrsPacketFrameId());
|
||||
fid[1] = LOBYTE(Header.GetImrsPacketFrameId());
|
||||
Buffer->AppendAsAsciiHex(fid, sizeof(fid));
|
||||
|
||||
// fich
|
||||
CYSFFICH Fich;
|
||||
Fich.setFI(YSF_FI_HEADER);
|
||||
Fich.setCS(2U);
|
||||
Fich.setBN(0U);
|
||||
Fich.setBT(0U);
|
||||
Fich.setFN(0U);
|
||||
Fich.setFT(6U);
|
||||
Fich.setDev(0U);
|
||||
Fich.setMR(0U);
|
||||
Fich.setDT(YSF_DT_VD_MODE2);
|
||||
Fich.setSQL(0U);
|
||||
Fich.setSQ(ModuleToDgid(Header.GetModuleId()));
|
||||
Fich.setCM(1U);
|
||||
uint8 fich[4];
|
||||
Fich.data(fich);
|
||||
Buffer->AppendAsAsciiHex(fich, 4);
|
||||
|
||||
// debug
|
||||
//std::cout << "H:" << uiSid << "," << Header.GetImrsPacketFrameId() << "," << uiTime << std::endl;
|
||||
|
||||
// header
|
||||
Buffer->Append((uint8)' ', 60);
|
||||
|
||||
// destination radioid
|
||||
Buffer->ReplaceAt(31+0, (uint8 *)"*****", 5);
|
||||
|
||||
// source radioid
|
||||
Buffer->ReplaceAt(31+5, (uint8 *)"G0gBJ", 5);
|
||||
|
||||
// source callsign = csMY
|
||||
uint8 cs[YSF_CALLSIGN_LENGTH];
|
||||
::memset(cs, ' ', sizeof(cs));
|
||||
Header.GetMyCallsign().GetCallsign(cs);
|
||||
Buffer->ReplaceAt(31+10, cs, YSF_CALLSIGN_LENGTH);
|
||||
|
||||
// downlink callsign is blank
|
||||
|
||||
// uplink callsign = csRPT1
|
||||
::memset(cs, ' ', sizeof(cs));
|
||||
Header.GetRpt1Callsign().GetCallsign(cs);
|
||||
Buffer->ReplaceAt(31+30, cs, YSF_CALLSIGN_LENGTH);
|
||||
|
||||
// downlink radioid
|
||||
// uplink radioid
|
||||
// voip station id (relay system ID on the internet)
|
||||
|
||||
// transmission source radio id
|
||||
Buffer->ReplaceAt(31+55, (uint8 *)"G0gBJ", 5);
|
||||
|
||||
// done
|
||||
return true;
|
||||
}
|
||||
|
||||
|
||||
bool CImrsProtocol::EncodeDvPacket(const CDvHeaderPacket &Header, const CDvFramePacket *DvFrames, CBuffer *Buffer) const
|
||||
{
|
||||
uint8 tag1[] = { 0x00,0xA5,0x00,0x00,0x00,0x00,0x07 };
|
||||
uint8 tag2[] = { 0x00,0x00,0x00,0x00,0x32,0x2a,0x2a };
|
||||
|
||||
// tag1
|
||||
Buffer->Set(tag1, sizeof(tag1));
|
||||
|
||||
// time
|
||||
uint32 uiTime = (uint32)DvFrames[0].GetImrsPacketFrameId() * 100;
|
||||
Buffer->Append(LOBYTE(HIWORD(uiTime)));
|
||||
Buffer->Append(HIBYTE(LOWORD(uiTime)));
|
||||
Buffer->Append(LOBYTE(LOWORD(uiTime)));
|
||||
|
||||
// steamid
|
||||
uint16 uiSid = Header.GetStreamId();
|
||||
Buffer->Append(HIBYTE(uiSid));
|
||||
Buffer->Append(LOBYTE(uiSid));
|
||||
|
||||
// tag2
|
||||
Buffer->Append(tag2, sizeof(tag2));
|
||||
|
||||
// fid
|
||||
uint8 fid[2];
|
||||
fid[0] = HIBYTE(DvFrames[0].GetImrsPacketFrameId());
|
||||
fid[1] = LOBYTE(DvFrames[0].GetImrsPacketFrameId());
|
||||
Buffer->AppendAsAsciiHex(fid, sizeof(fid));
|
||||
|
||||
// sub frame id
|
||||
// todo: normally FN should be rolling from 0 to 6, but for some
|
||||
// reasons, if done so, the DR-2X interrupt shortly the transmission
|
||||
// after 1 second approx ????
|
||||
//uint8 uiFN = (uint8)DvFrames[0].GetImrsPacketId();
|
||||
uint8 uiFN = 0;
|
||||
|
||||
// fich
|
||||
CYSFFICH Fich;
|
||||
Fich.setFI(YSF_FI_COMMUNICATIONS);
|
||||
Fich.setCS(2U);
|
||||
Fich.setBN(0U);
|
||||
Fich.setBT(0U);
|
||||
Fich.setFN(uiFN);
|
||||
Fich.setFT(6U);
|
||||
Fich.setDev(0U);
|
||||
Fich.setMR(0U);
|
||||
Fich.setDT(YSF_DT_VD_MODE2);
|
||||
Fich.setSQL(0U);
|
||||
Fich.setSQ(ModuleToDgid(Header.GetModuleId()));
|
||||
uint8 fich[4];
|
||||
Fich.data(fich);
|
||||
Buffer->AppendAsAsciiHex(fich, 4);
|
||||
|
||||
// debug
|
||||
//std::cout << "F:" << uiSid << "," << DvFrames[0].GetImrsPacketFrameId() << "," << (int)DvFrames[0].GetImrsPacketId() << "," << uiTime << std::endl;
|
||||
|
||||
// todo: fill with proper content if needed
|
||||
// dch
|
||||
Buffer->Append((uint8*)"2A2A2A2A2A4835215245", 20);
|
||||
|
||||
// ambe frames
|
||||
for ( int i = 0; i < 5; i++ )
|
||||
{
|
||||
uint8 ambe[13];
|
||||
CYsfUtils::EncodeVD2Vch((unsigned char *)DvFrames[i].GetAmbePlus(), ambe);
|
||||
Buffer->AppendAsAsciiHex(ambe, 13);
|
||||
}
|
||||
|
||||
// done
|
||||
return true;
|
||||
}
|
||||
|
||||
bool CImrsProtocol::EncodeDvLastPacket(const CDvHeaderPacket &Header, const CDvLastFramePacket &LastFrame, CBuffer *Buffer) const
|
||||
{
|
||||
uint8 tag1[] = { 0x00,0x0F,0x00,0x00,0x00,0x00,0x00 };
|
||||
uint8 tag2[] = { 0x00,0x00,0x00,0x00,0x54,0x2a,0x2a };
|
||||
|
||||
// tag1
|
||||
Buffer->Set(tag1, sizeof(tag1));
|
||||
|
||||
// time
|
||||
Buffer->Append((uint8)0x3e);
|
||||
Buffer->Append((uint8)0x70);
|
||||
Buffer->Append((uint8)0xf0);
|
||||
|
||||
// steamid
|
||||
uint16 uiSid = Header.GetStreamId();
|
||||
Buffer->Append(HIBYTE(uiSid));
|
||||
Buffer->Append(LOBYTE(uiSid));
|
||||
|
||||
// tag2
|
||||
Buffer->Append(tag2, sizeof(tag2));
|
||||
|
||||
// fid
|
||||
uint8 fid[2];
|
||||
fid[0] = HIBYTE(LastFrame.GetImrsPacketFrameId());
|
||||
fid[1] = LOBYTE(LastFrame.GetImrsPacketFrameId());
|
||||
Buffer->AppendAsAsciiHex(fid, sizeof(fid));
|
||||
|
||||
// fich
|
||||
CYSFFICH Fich;
|
||||
Fich.setFI(YSF_FI_TERMINATOR);
|
||||
Fich.setCS(2U);
|
||||
Fich.setBN(0U);
|
||||
Fich.setBT(0U);
|
||||
Fich.setFN(1U);
|
||||
Fich.setFT(6U);
|
||||
Fich.setDev(0U);
|
||||
Fich.setMR(0U);
|
||||
Fich.setDT(YSF_DT_VD_MODE2);
|
||||
Fich.setSQL(0U);
|
||||
Fich.setSQ(ModuleToDgid(Header.GetModuleId()));
|
||||
uint8 fich[4];
|
||||
Fich.data(fich);
|
||||
Buffer->AppendAsAsciiHex(fich, 4);
|
||||
|
||||
// debug
|
||||
//std::cout << "L:" << uiSid << "," << LastFrame.GetImrsPacketFrameId() << std::endl;
|
||||
|
||||
// done
|
||||
return true;
|
||||
}
|
||||
|
||||
|
||||
////////////////////////////////////////////////////////////////////////////////////////
|
||||
// uiStreamId helpers
|
||||
|
||||
uint32 CImrsProtocol::IpToStreamId(const CIp &ip) const
|
||||
{
|
||||
return ip.GetAddr() ^ (uint32)(MAKEDWORD(ip.GetPort(), ip.GetPort()));
|
||||
}
|
||||
|
||||
////////////////////////////////////////////////////////////////////////////////////////
|
||||
///// DG-ID helper
|
||||
|
||||
char CImrsProtocol::DgidToModule(uint8 uiDgid) const
|
||||
{
|
||||
char cModule = ' ';
|
||||
|
||||
if ( (uiDgid >= 10) && (uiDgid < (10+NB_OF_MODULES)) )
|
||||
{
|
||||
cModule = 'A' + (uiDgid-10);
|
||||
}
|
||||
return cModule;
|
||||
|
||||
}
|
||||
uint8 CImrsProtocol::ModuleToDgid(char cModule) const
|
||||
{
|
||||
uint8 uiDgid = 0x00;
|
||||
|
||||
if ( (cModule >+ 'A') && (cModule < ('A'+NB_OF_MODULES)) )
|
||||
{
|
||||
uiDgid = 10 + (cModule - 'A');
|
||||
}
|
||||
return uiDgid;
|
||||
}
|
||||
@ -0,0 +1,117 @@
|
||||
//
|
||||
// cimrsprotocol..h
|
||||
// xlxd
|
||||
//
|
||||
// Created by Jean-Luc Deltombe (LX3JL) on 29/10/2019.
|
||||
// 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 <http://www.gnu.org/licenses/>.
|
||||
// ----------------------------------------------------------------------------
|
||||
|
||||
#ifndef cimrsprotocol__h
|
||||
#define cimrsprotocol__h
|
||||
#include "ctimepoint.h"
|
||||
#include "cprotocol.h"
|
||||
#include "cdvheaderpacket.h"
|
||||
#include "cdvframepacket.h"
|
||||
#include "cdvlastframepacket.h"
|
||||
//#include "ysfdefines.h"
|
||||
//#include "cysffich.h"
|
||||
//#include "cwiresxinfo.h"
|
||||
//#include "cwiresxcmdhandler.h"
|
||||
|
||||
////////////////////////////////////////////////////////////////////////////////////////
|
||||
// define
|
||||
|
||||
|
||||
|
||||
// IMRS Module ID
|
||||
#define IMRS_MODULE_ID 'B'
|
||||
|
||||
////////////////////////////////////////////////////////////////////////////////////////
|
||||
// class
|
||||
|
||||
class CImrsStreamCacheItem
|
||||
{
|
||||
public:
|
||||
CImrsStreamCacheItem() {}
|
||||
~CImrsStreamCacheItem() {}
|
||||
|
||||
CDvHeaderPacket m_dvHeader;
|
||||
CDvFramePacket m_dvFrames[5];
|
||||
|
||||
//uint8 m_uiSeqId;
|
||||
};
|
||||
|
||||
class CImrsProtocol : public CProtocol
|
||||
{
|
||||
public:
|
||||
// constructor
|
||||
CImrsProtocol() {};
|
||||
|
||||
// destructor
|
||||
virtual ~CImrsProtocol() {};
|
||||
|
||||
// initialization
|
||||
bool Init(void);
|
||||
void Close(void);
|
||||
|
||||
// task
|
||||
void Task(void);
|
||||
|
||||
protected:
|
||||
// queue helper
|
||||
void HandleQueue(void);
|
||||
|
||||
// keepalive helpers
|
||||
void HandleKeepalives(void);
|
||||
|
||||
// stream helpers
|
||||
bool OnDvHeaderPacketIn(CDvHeaderPacket *, const CIp &);
|
||||
|
||||
// DV packet decoding helpers
|
||||
bool IsValidPingPacket(const CBuffer &);
|
||||
bool IsValidConnectPacket(const CBuffer &, CCallsign *);
|
||||
bool IsValidDvHeaderPacket(const CIp &, const CBuffer &, CDvHeaderPacket **);
|
||||
bool IsValidDvLastFramePacket(const CIp &, const CBuffer &, CDvFramePacket **);
|
||||
bool IsValidDvFramePacket(const CIp &, const CBuffer &, CDvFramePacket **);
|
||||
//bool IsValidDvLastFramePacket(const CIp &, const CYSFFICH &, const CBuffer &, CDvFramePacket **);
|
||||
|
||||
// DV packet encoding helpers
|
||||
void EncodePingPacket(CBuffer *) const;
|
||||
void EncodePongPacket(CBuffer *) const;
|
||||
bool EncodeDvHeaderPacket(const CDvHeaderPacket &, CBuffer *) const;
|
||||
bool EncodeDvPacket(const CDvHeaderPacket &, const CDvFramePacket *, CBuffer *) const;
|
||||
bool EncodeDvLastPacket(const CDvHeaderPacket &, const CDvLastFramePacket &, CBuffer *) const;
|
||||
|
||||
// uiStreamId helpers
|
||||
uint32 IpToStreamId(const CIp &) const;
|
||||
|
||||
// DG-ID helper
|
||||
char DgidToModule(uint8 uiDgid) const;
|
||||
uint8 ModuleToDgid(char cModule) const;
|
||||
|
||||
protected:
|
||||
// for keep alive
|
||||
CTimePoint m_LastKeepaliveTime;
|
||||
|
||||
// for queue header caches
|
||||
std::array<CImrsStreamCacheItem, NB_OF_MODULES> m_StreamsCache;
|
||||
};
|
||||
|
||||
////////////////////////////////////////////////////////////////////////////////////////
|
||||
#endif /* cimrsprotocol__h */
|
||||
Loading…
Reference in new issue