public void EnqueueRawMessage(MqttRawMessage rawMessage)
{
if (ProcessingManager != null)
{
ProcessingManager.EnqueueRawMessageForProcessing(rawMessage);
}
}
public MqttRawMessage GetRawMessageWithData(MqttClientConnection clientConnection, byte messageType, byte[] buffer, int bufferOffset, int payloadLength)
{
//MqttRawMessage rawMessage;
//if (!rawMessageBuffer.TryPop(out rawMessage))
//{
// rawMessage = new MqttRawMessage(individualMessageBufferSize);
//}
var rawMessage = new MqttRawMessage(payloadLength);
rawMessage.ClientConnection = clientConnection;
rawMessage.MessageType = messageType;
rawMessage.PayloadLength = payloadLength;
Buffer.BlockCopy(buffer, bufferOffset, rawMessage.PayloadBuffer, 0, payloadLength);
return(rawMessage);
}
public MqttRawMessage CreateRawMessageWithData(
MqttConnection connection,
byte messageType,
byte[] data,
int dataOffset,
int dataLength)
{
var rawMessage = new MqttRawMessage()
{
PayloadBuffer = new byte[dataLength],
Connection = connection,
MessageType = messageType,
PayloadLength = dataLength
};
Buffer.BlockCopy(data, dataOffset, rawMessage.PayloadBuffer, 0, dataLength);
return(rawMessage);
}
public void ProcessReceivedMessage(MqttRawMessage rawMessage)
{
if (!rawMessage.Connection.IsRunning)
{
return;
}
// update last message received ticks
rawMessage.Connection.LastCommunicationTime = Environment.TickCount;
// extract message type from received byte
var msgType = (byte)((rawMessage.MessageType & MqttMsgBase.MSG_TYPE_MASK) >> MqttMsgBase.MSG_TYPE_OFFSET);
var protocolVersion = (byte)rawMessage.Connection.ProtocolVersion;
switch (msgType)
{
case MqttMsgBase.MQTT_MSG_CONNECT_TYPE:
var connect = MqttMsgConnect.Parse(
rawMessage.MessageType,
protocolVersion,
rawMessage.PayloadBuffer);
rawMessage.Connection.EnqueueInternalEvent(new InternalEvent(connect));
break;
case MqttMsgBase.MQTT_MSG_PINGREQ_TYPE:
var pingReqest = MqttMsgPingReq.Parse(rawMessage.MessageType, protocolVersion);
outgoingMessageHandler.PingResp(rawMessage.Connection);
break;
case MqttMsgBase.MQTT_MSG_SUBSCRIBE_TYPE:
var subscribe = MqttMsgSubscribe.Parse(
rawMessage.MessageType,
protocolVersion,
rawMessage.PayloadBuffer,
rawMessage.PayloadLength);
rawMessage.Connection.EnqueueInternalEvent(new InternalEvent(subscribe));
break;
case MqttMsgBase.MQTT_MSG_PUBLISH_TYPE:
var publish = MqttMsgPublish.Parse(
rawMessage.MessageType,
protocolVersion,
rawMessage.PayloadBuffer,
rawMessage.PayloadLength);
EnqueueInflight(rawMessage.Connection, publish, MqttMsgFlow.ToAcknowledge);
break;
case MqttMsgBase.MQTT_MSG_PUBACK_TYPE:
// enqueue PUBACK message received (for QoS Level 1) into the internal queue
var puback = MqttMsgPuback.Parse(
rawMessage.MessageType,
protocolVersion,
rawMessage.PayloadBuffer);
EnqueueInternal(rawMessage.Connection, puback);
break;
case MqttMsgBase.MQTT_MSG_PUBREC_TYPE:
// enqueue PUBREC message received (for QoS Level 2) into the internal queue
var pubrec = MqttMsgPubrec.Parse(
rawMessage.MessageType,
protocolVersion,
rawMessage.PayloadBuffer);
EnqueueInternal(rawMessage.Connection, pubrec);
break;
case MqttMsgBase.MQTT_MSG_PUBREL_TYPE:
// enqueue PUBREL message received (for QoS Level 2) into the internal queue
var pubrel = MqttMsgPubrel.Parse(
rawMessage.MessageType,
protocolVersion,
rawMessage.PayloadBuffer);
EnqueueInternal(rawMessage.Connection, pubrel);
break;
case MqttMsgBase.MQTT_MSG_PUBCOMP_TYPE:
// enqueue PUBCOMP message received (for QoS Level 2) into the internal queue
var pubcomp = MqttMsgPubcomp.Parse(
rawMessage.MessageType,
protocolVersion,
rawMessage.PayloadBuffer);
EnqueueInternal(rawMessage.Connection, pubcomp);
break;
case MqttMsgBase.MQTT_MSG_UNSUBSCRIBE_TYPE:
var unsubscribe = MqttMsgUnsubscribe.Parse(
rawMessage.MessageType,
protocolVersion,
rawMessage.PayloadBuffer,
rawMessage.PayloadLength);
rawMessage.Connection.EnqueueInternalEvent(new InternalEvent(unsubscribe));
break;
case MqttMsgBase.MQTT_MSG_DISCONNECT_TYPE:
var disconnect = MqttMsgDisconnect.Parse(rawMessage.MessageType, protocolVersion);
rawMessage.Connection.EnqueueInternalEvent(new InternalEvent(disconnect));
break;
case MqttMsgBase.MQTT_MSG_CONNACK_TYPE:
case MqttMsgBase.MQTT_MSG_PINGRESP_TYPE:
case MqttMsgBase.MQTT_MSG_SUBACK_TYPE:
case MqttMsgBase.MQTT_MSG_UNSUBACK_TYPE:
throw new MqttClientException(MqttClientErrorCode.WrongBrokerMessage);
default:
throw new MqttClientException(MqttClientErrorCode.WrongBrokerMessage);
}
}
public void EnqueueRawMessageForProcessing(MqttRawMessage rawMessage)
{
rawMessageQueue.Add(rawMessage);
}
public void ReturnRawMessageToBuffer(MqttRawMessage message)
{
rawMessageBuffer.Push(message);
}
