C # P2P (1)

 

Using system;
Using system. Collections. Generic;
Using system. LINQ;
Using system. text;
Using system. net;
Using system. net. Sockets;
Using system. net. peertopeer;

Namespace consoleapplication4
{
Class Program
{
Static string strmypeername = "myapplicationname ";
Static string strallmypeername = "";
Static int port;
Static peernameregistration;

Static void main (string [] ARGs)
{
Registerpeer ();
Resovename ("0." + strmypeername );
Console. Read ();
}

Public static void getport ()
{
While (true)
{
Port = new random (). Next );
Try
{
Tcplistener listener = new tcplistener (IPaddress. Any, Port );
Listener. Start ();
}
Catch
{
Continue;
}
Break;
}
}

 

 

// Register the PNRP name to the cloud

Public static void registerpeer ()
{
Getport (); // obtain the IP address and port to be connected.

Peername = new peername (strmypeername, peernametype. Unsecured );

// Use peername to create a registration group, and then register peername to the group.

Peernameregistration = new peernameregistration (peername, Port );
Peernameregistration. Comment = "other descriptions of PNRP peer name ";
Peernameregistration. Data = encoding. utf8.getbytes (string. Format ("invalid duration {0}", datetime. Now. tostring ()));
Strallmypeername = peername. tostring ();
Peernameregistration. Start ();
}

Public static void resolverpeer (string mypeername)
{
Peername = new peername ("0." + mypeername );
Peernameresolver resolver = new peernameresolver ();
Peernamerecordcollection pmrcs = resolver. Resolve (peername );
Foreach (peernamerecord PMRC in pmrcs)
{
Foreach (ipendpoint endpoint in PMRC. endpointcollection)
{
Console. writeline (endpoint );
}
}
}

 

/// Parse the peer name

Public static void resovename (string strpeername)
{
Peername mypeer = new peername (strpeername );
Peernameresolver Myres = new peernameresolver ();
Peernamerecordcollection reccoll = Myres. Resolve (mypeer );
Foreach (VAR record in reccoll)
{
Foreach (VAR endp in record. endpointcollection)
{
If (endp. addressfamily. Equals (addressfamily. InterNetwork ))
{
Console. writeline (record. peername. tostring ());
Console. writeline (endp. tostring ());
Console. writeline (encoding. utf8.getstring (record. Data ));
Console. writeline (record. peername. peerhostname );
}
}
}
}

}
}