public override int ReadPayload(MemoryStream stream, int length)
{
//Debug.Assert(length == NodeAddress.LEN + sizeof(short), "G2PacketD : supposed to read " + (NodeAddress.LEN + sizeof(short)) + " but has to read " + length);
Node = NodeAddress.ReadNodeAddress(stream);
length = (short)BinaryUtils.getVariableIntLE(stream, 2);
return NodeAddress.LEN + 2;
}
/** G2Peer will parse the packet itself to get the relevant info
* **/
public static G2Peer ParseG2Peer(G2PacketQH2 resultPacket)
{
NodeAddress node = getAddressFromQueryHit(resultPacket);
if (node == null)
{
return(null);
}
string nickname = getNickFromQueryHit(resultPacket);
GUID g = ((G2PacketGU)(resultPacket.getFirstChildPacket(G2PacketType.GU))).nodeGuid;
G2Peer peer = new G2Peer(node.ipv4.ToString(), BitConverter.ToString(g.bytes), node.port, nickname);
peer.Browsable = resultPacket.getFirstChildPacket(G2PacketType.BH) == null ? false : true;
peer.Firewalled = resultPacket.getFirstChildPacket(G2PacketType.FW) == null ? false : true;
peer.VendorCode = resultPacket.getStringFromChildType(G2PacketType.V);
peer.DNSName = resultPacket.getStringFromChildType(G2PacketType.DNS);
peer.AlternatePeers = getAlternateLocationsFromQueryHit(resultPacket);
return(peer);
}
public G2PacketD(NodeAddress n,short leafC)
{
this.Node = n;
this.leafCount = leafC;
}
public override int ReadPayload(MemoryStream stream, int length)
{
int timestampLength = (int)(length - NodeAddress.LEN);
//Debug.Assert(timestampLength == 4 || timestampLength == 0, "G2PacketS : timestamp 0 or 4 bytes but here has to read " + timestampLength);
Node = NodeAddress.ReadNodeAddress(stream);
if (timestampLength == 4)
{
Timestamp = (int)BinaryUtils.getVariableIntLE(stream, timestampLength);
}
return length;
}
public G2PacketS(Header h)
: base(h)
{
this.type = G2PacketType.S;
Node = null;
Timestamp = -1;
}
public G2PacketD(Header h)
: base(h)
{
this.type = G2PacketType.D;
Node = null;
}
public static G2PacketLNI SmartLNIPacket()
{
G2PacketLNI root = new G2PacketLNI();
G2PacketGU guid = new G2PacketGU(GUID.generateGuid());
root.AddChild(guid);
NodeAddress self = new NodeAddress(G2Network.Instance.SelfAddress, G2Network.Instance.SelfPort);
G2PacketNA na = new G2PacketNA(self);
root.AddChild(na);
G2PacketV v = new G2PacketV ("RAZA");
root.AddChild (v);
root.FinalizePacket();
return root;
}
public override int ReadPayload(System.IO.MemoryStream stream, int length)
{
//Debug.Assert(NodeAddress.LEN == length, "G2PacketUDP supposed to read " + NodeAddress.LEN + " but has to read " + length);
EndPoint = NodeAddress.ReadNodeAddress (stream);
return 6;
}
public G2PacketUDP(NodeAddress addr)
: base()
{
EndPoint = addr;
}
/**
* Constructor used by browse search , not registered in the cache
* */
public NodePeer(NodeAddress addr, bool isHub_)
{
Initialize(addr.ipv4, addr.port);
lastSeen_ = DateTime.Now;
this.isHub = isHub_;
}
public G2PacketSNA(NodeAddress a)
: base(a)
{
this.type = G2PacketType.SNA;
}
public override int ReadPayload(MemoryStream stream, int length)
{
//Debug.Assert(NodeAddress.LEN == length, "G2PacketNA supposed to read " + NodeAddress.LEN + " but have to read " + length);
node = NodeAddress.ReadNodeAddress(stream);
if (node == null) return 0;
return NodeAddress.LEN;
}
public G2PacketNA(NodeAddress n)
: base()
{
type = G2PacketType.NA;
node = n;
}
public G2PacketNA(Header h)
: base(h)
{
type = G2PacketType.NA;
node = null;
}