public static PubackWrk ProcessPublish(byte[] pubInput)
{
MessageInterface.PublishWrk publish = new PublishWrk(pubInput);
//send appropriate response
MessageInterface.PubackWrk puback = new PubackWrk();
puback.puback.topicId = publish.publish.topicId;
puback.puback.messageId = publish.publish.messageId;
if (Publisher.Insert(publish.publish, sqliteConnection) == 1)
{
puback.puback.ReturnCode = MessageInterface.ReturnCodes.Accepted;
}
else
{
puback.puback.ReturnCode = MessageInterface.ReturnCodes.Congestion;
}
return(puback);
}
private static void ReceiveMessage()
{
byte[] header = new byte[2];
byte[] messageBody;
int length = 0;
while (!clientSocket.Poll(1000, SelectMode.SelectRead))
{
Thread.Sleep(100);
}
while (true)
{
int received = clientSocket.Receive(header, SocketFlags.None);
MsgTyp type = GetMsgType(header, ref length);
if (length == 0)
{
continue;
}
messageBody = new byte[length - 2];
clientSocket.Receive(messageBody, SocketFlags.None);
// Create the full message
byte[] messageFull = new byte[length];
System.Buffer.BlockCopy(header, 0, messageFull, 0, 2);
System.Buffer.BlockCopy(messageBody, 0, messageFull, 2, length - 2);
switch (type)
{
case MsgTyp.Suback:
SubscribeResponse(messageFull);
break;
case MsgTyp.Puback:
PublishResponse(messageFull);
break;
case MsgTyp.Regack:
RegisterResponse(messageFull);
break;
case MsgTyp.Connack:
ReceiveResponse(messageFull);
break;
case MsgTyp.Publish:
MessageInterface.PublishWrk publ = new PublishWrk(messageFull);
MessageInterface.PubackWrk pubAck = new PubackWrk();
pubAck.puback.topicId = publ.publish.topicId;
pubAck.puback.messageId = publ.publish.messageId;
clientSocket.Send(pubAck.Serialized, 0, pubAck.puback.length, SocketFlags.None);
Console.WriteLine("REceived a message published by the server");
Console.WriteLine("TopicID: " + ASCIIEncoding.ASCII.GetString(publ.publish.topicId));
Console.WriteLine("MsgId: " + ASCIIEncoding.ASCII.GetString(publ.publish.messageId));
Console.WriteLine("Message from the server: " + ASCIIEncoding.ASCII.GetString(publ.publish.data));
Console.WriteLine("Continue ?");
Console.ReadLine();
Console.Clear();
break;
}
Thread.Sleep(100);
}
}
