private async Task <bool> SendJoinAcceptResponse(string macAddress, ushort newAddress, Security security)
{
PendingNodeInfo info = this.PendingNodes.FirstOrDefault(n => n.MacAddress == macAddress);
if (info == null)
{
throw new InvalidOperationException("There is no pending node with the specified MAC Address");
}
OperationMessage joinAcceptResponse = OperationMessage.JoinAcceptResponse(newAddress, (ushort)security.PanId, (byte)security.Channel, security.SecurityKey, info.TemporalAddress);
bool result = await this.SendMessage(joinAcceptResponse);
if (result)
{
Debug.WriteLine(string.Format("JOIN ACCEPTED {0} -> NEW ADDRESS: 0x{1:X2}", macAddress, newAddress));
if (this.NodeJoined != null)
{
NodeJoined(this, macAddress);
}
}
else
{
Debug.WriteLine(string.Format("THE NODE {0} DOESN'T RECEIVE THE JOIN ACCEPT RESPONSE", macAddress));
}
this.PendingNodes.Remove(info);
return(result);
}
public override void ProcessReceivedMessage(IMessage message)
{
OperationMessage operation = (OperationMessage)message;
if (operation.OpCode == OperationMessage.OPCodes.JoinRequest)
{
Debug.WriteLine(String.Format("JOIN REQUEST RECEIVED FROM 0x{0:X4}", operation.SourceAddress));
this.SendJoinRequestResponse(operation.SourceAddress).Wait();
}
else if (operation.OpCode == OperationMessage.OPCodes.JoinAbort)
{
Debug.WriteLine(String.Format("JOIN ABORT RECEIVED FROM 0x{0:X4} -> NUMBER OF RESPONSES: {1}", operation.SourceAddress, operation.Args[0]));
}
else if (operation.OpCode == OperationMessage.OPCodes.JoinAccept)
{
byte[] macAddress = operation.Args.Take(6).ToArray();
byte baseModel = operation.Args[6];
byte shieldModel = operation.Args[7];
byte[] aesKey = operation.Args.Skip(8).ToArray();
StringBuilder sb = new StringBuilder();
sb.AppendFormat("JOIN ACCEPT RECEIVED FROM 0x{0:X4} -> MAC: ", operation.SourceAddress);
foreach (byte b in macAddress)
{
sb.AppendFormat("0x{0:X2} ", b);
}
sb.AppendFormat(" BASE-MODEL: {0} SHIELD-MODEL: {1}", baseModel, shieldModel);
sb.Append(" AES-KEY: ");
foreach (byte b in aesKey)
{
sb.AppendFormat("0x{0:X2} ", b);
}
Debug.WriteLine(sb.ToString());
string macString = macAddress.ToStrigMac();
PendingNodeInfo info = this.PendingNodes.FirstOrDefault(n => n.MacAddress == macString);
if (info == null)
{
this.PendingNodes.Add(new PendingNodeInfo()
{
MacAddress = macString,
BaseType = baseModel,
ShieldType = shieldModel,
TemporalAddress = operation.SourceAddress,
TemporalAESKey = aesKey,
});
if (NetworkJoinReceived != null)
{
NetworkJoinReceived(this, macString);
}
}
else
{
//Refresh params
info.BaseType = baseModel;
info.ShieldType = shieldModel;
info.TemporalAddress = operation.SourceAddress;
info.TemporalAESKey = aesKey;
}
}
}
