public bool InitializePorts(out Socket socket, out int port, ref NATTraversalProtocol ppNATData, out Socket rtcp, out int rtcpPort, ref NATTraversalProtocol ppNATRTCP)
{
UDPCarrier carrier1 = null;
UDPCarrier carrier2 = null;
for (int i = 0; i < 10; i++)
{
if (carrier1 != null)
{
carrier1.Dispose();
carrier1 = null;
}
if (carrier2 != null)
{
carrier2.Dispose();
carrier2 = null;
}
carrier1 = UDPCarrier.Create("0.0.0.0", 0);
if (carrier1 == null)
{
WARN("Unable to create UDP carrier for RTP");
continue;
}
carrier2 = (carrier1.NearPort % 2) == 0 ? UDPCarrier.Create("0.0.0.0", carrier1.NearPort + 1) : UDPCarrier.Create("0.0.0.0", carrier1.NearPort - 1);
if (carrier2 == null)
{
WARN("Unable to create UDP carrier for RTCP");
continue;
}
if (carrier1.NearPort > carrier2.NearPort)
{
WARN("Switch carriers");
UDPCarrier pTemp = carrier1;
carrier1 = carrier2;
carrier2 = pTemp;
}
Variant dummy = Variant.Get();
socket = carrier1.Socket;
port = carrier1.NearPort;
ppNATData = (NATTraversalProtocol)ProtocolFactoryManager.CreateProtocolChain(Defines.CONF_PROTOCOL_RTP_NAT_TRAVERSAL, dummy);
if (ppNATData == null)
{
rtcp = null;
rtcpPort = 0;
FATAL("Unable to create the protocol chain {0}", Defines.CONF_PROTOCOL_RTP_NAT_TRAVERSAL);
return(false);
}
carrier1.Protocol = ppNATData.FarEndpoint;
ppNATData.FarEndpoint.IOHandler = carrier1;
rtcp = carrier2.Socket;
rtcpPort = carrier2.NearPort;
ppNATRTCP = (NATTraversalProtocol)ProtocolFactoryManager.CreateProtocolChain(Defines.CONF_PROTOCOL_RTP_NAT_TRAVERSAL, dummy);
if (ppNATRTCP == null)
{
FATAL("Unable to create the protocol chain {0}", Defines.CONF_PROTOCOL_RTP_NAT_TRAVERSAL);
ppNATData.EnqueueForDelete();
return(false);
}
carrier2.Protocol = ppNATRTCP.FarEndpoint;
ppNATRTCP.FarEndpoint.IOHandler = carrier2;
return(true);
}
if (carrier1 != null)
{
carrier1.Dispose();
carrier1 = null;
}
if (carrier2 != null)
{
carrier2.Dispose();
carrier2 = null;
}
socket = null;
port = 0;
rtcp = null;
rtcpPort = 0;
return(false);
}
public bool InitializePorts(out Socket socket,out int port,ref NATTraversalProtocol ppNATData,out Socket rtcp,out int rtcpPort,ref NATTraversalProtocol ppNATRTCP)
{
UDPCarrier carrier1 = null;
UDPCarrier carrier2 = null;
for (int i = 0; i < 10; i++)
{
if (carrier1 != null)
{
carrier1.Dispose();
carrier1 = null;
}
if (carrier2 != null)
{
carrier2.Dispose();
carrier2 = null;
}
carrier1 = UDPCarrier.Create("0.0.0.0", 0);
if (carrier1 == null)
{
WARN("Unable to create UDP carrier for RTP");
continue;
}
carrier2 = (carrier1.NearPort % 2) == 0 ? UDPCarrier.Create("0.0.0.0", carrier1.NearPort + 1) : UDPCarrier.Create("0.0.0.0", carrier1.NearPort - 1);
if (carrier2 == null)
{
WARN("Unable to create UDP carrier for RTCP");
continue;
}
if (carrier1.NearPort > carrier2.NearPort)
{
WARN("Switch carriers");
UDPCarrier pTemp = carrier1;
carrier1 = carrier2;
carrier2 = pTemp;
}
Variant dummy = Variant.Get();
socket = carrier1.Socket;
port = carrier1.NearPort;
ppNATData = (NATTraversalProtocol)ProtocolFactoryManager.CreateProtocolChain(Defines.CONF_PROTOCOL_RTP_NAT_TRAVERSAL, dummy);
if (ppNATData == null)
{
rtcp = null;
rtcpPort = 0;
FATAL("Unable to create the protocol chain {0}", Defines.CONF_PROTOCOL_RTP_NAT_TRAVERSAL);
return false;
}
carrier1.Protocol = ppNATData.FarEndpoint;
ppNATData.FarEndpoint.IOHandler = carrier1;
rtcp = carrier2.Socket;
rtcpPort = carrier2.NearPort;
ppNATRTCP = (NATTraversalProtocol)ProtocolFactoryManager.CreateProtocolChain(Defines.CONF_PROTOCOL_RTP_NAT_TRAVERSAL, dummy);
if (ppNATRTCP == null)
{
FATAL("Unable to create the protocol chain {0}", Defines.CONF_PROTOCOL_RTP_NAT_TRAVERSAL);
ppNATData.EnqueueForDelete();
return false;
}
carrier2.Protocol = ppNATRTCP.FarEndpoint;
ppNATRTCP.FarEndpoint.IOHandler = carrier2;
return true;
}
if (carrier1 != null)
{
carrier1.Dispose();
carrier1 = null;
}
if (carrier2 != null)
{
carrier2.Dispose();
carrier2 = null;
}
socket = null;
port = 0;
rtcp = null;
rtcpPort = 0;
return false;
}
public override BaseProtocol SpawnProtocol(ulong type, Variant parameters)
{
BaseProtocol pResult = null;
switch (type)
{
case ProtocolTypes.PT_TCP:
pResult = new TCPProtocol();
break;
case ProtocolTypes.PT_UDP:
pResult = new UDPProtocol();
break;
case ProtocolTypes.PT_INBOUND_SSL:
pResult = new InboundSSLProtocol();
break;
case ProtocolTypes.PT_OUTBOUND_SSL:
pResult = new OutboundSSLProtocol();
break;
case ProtocolTypes.PT_INBOUND_RTMP:
pResult = new InboundRTMPProtocol();
break;
case ProtocolTypes.PT_INBOUND_RTMPS_DISC:
break;
case ProtocolTypes.PT_OUTBOUND_RTMP:
pResult = new OutboundRTMPProtocol();
break;
case ProtocolTypes.PT_INBOUND_RTMFP:
pResult = new InboundRTMFPProtocol();
break;
case ProtocolTypes.PT_INBOUND_CLUSTER:
pResult = new InboundClusterProtocol();
break;
case ProtocolTypes.PT_OUTBOUND_CLUSTER:
pResult = new OutboundClusterProtocol();
break;
case ProtocolTypes.PT_RTSP:
pResult = new RtspProtocol();
break;
case ProtocolTypes.PT_RTP_NAT_TRAVERSAL:
pResult = new NATTraversalProtocol();
break;
case ProtocolTypes.PT_INBOUND_RTP:
pResult = new InboundRtpProtocol();
break;
case ProtocolTypes.PT_RTCP:
pResult = new RtcpProtocol();
break;
case ProtocolTypes.PT_INBOUND_WEBSOCKET:
pResult = new WebSocketProtocol();
break;
case ProtocolTypes.PT_INBOUND_WEBRTC_SIGNAL:
pResult = new WebRtcSignalProtocol();
break;
case ProtocolTypes.PT_INBOUND_MP4:
pResult = new Mp4Protocol();
break;
default:
Logger.FATAL("Spawning protocol {0} not yet implemented",
type.TagToString());
break;
}
if (pResult != null)
{
if (!pResult.Initialize(parameters))
{
Logger.FATAL("Unable to initialize protocol {0}",
type.TagToString());
pResult = null;
}
}
return pResult;
}
