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146 lines
3.3 KiB
C#
146 lines
3.3 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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namespace uPLibrary.Networking.M2Mqtt.Messages
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{
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/// <summary>
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/// Context for MQTT message
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/// </summary>
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public class MqttMsgContext
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{
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/// <summary>
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/// MQTT message
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/// </summary>
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public MqttMsgBase Message { get; set; }
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/// <summary>
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/// MQTT message state
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/// </summary>
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public MqttMsgState State { get; set; }
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/// <summary>
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/// Flow of the message
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/// </summary>
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public MqttMsgFlow Flow { get; set; }
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/// <summary>
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/// Timestamp in ticks (for retry)
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/// </summary>
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public int Timestamp { get; set; }
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/// <summary>
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/// Attempt (for retry)
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/// </summary>
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public int Attempt { get; set; }
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/// <summary>
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/// Unique key
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/// </summary>
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public string Key
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{
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get { return this.Flow + "_" + this.Message.MessageId; }
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}
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}
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/// <summary>
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/// Flow of the message
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/// </summary>
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public enum MqttMsgFlow
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{
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/// <summary>
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/// To publish to subscribers
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/// </summary>
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ToPublish,
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/// <summary>
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/// To acknowledge to publisher
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/// </summary>
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ToAcknowledge
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}
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/// <summary>
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/// MQTT message state
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/// </summary>
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public enum MqttMsgState
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{
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/// <summary>
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/// QOS = 0, Message queued
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/// </summary>
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QueuedQos0,
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/// <summary>
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/// QOS = 1, Message queued
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/// </summary>
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QueuedQos1,
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/// <summary>
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/// QOS = 2, Message queued
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/// </summary>
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QueuedQos2,
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/// <summary>
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/// QOS = 1, PUBLISH sent, wait for PUBACK
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/// </summary>
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WaitForPuback,
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/// <summary>
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/// QOS = 2, PUBLISH sent, wait for PUBREC
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/// </summary>
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WaitForPubrec,
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/// <summary>
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/// QOS = 2, PUBREC sent, wait for PUBREL
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/// </summary>
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WaitForPubrel,
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/// <summary>
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/// QOS = 2, PUBREL sent, wait for PUBCOMP
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/// </summary>
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WaitForPubcomp,
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/// <summary>
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/// QOS = 2, start first phase handshake send PUBREC
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/// </summary>
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SendPubrec,
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/// <summary>
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/// QOS = 2, start second phase handshake send PUBREL
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/// </summary>
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SendPubrel,
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/// <summary>
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/// QOS = 2, end second phase handshake send PUBCOMP
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/// </summary>
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SendPubcomp,
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/// <summary>
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/// QOS = 1, PUBLISH received, send PUBACK
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/// </summary>
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SendPuback,
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// [v3.1.1] SUBSCRIBE isn't "officially" QOS = 1
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/// <summary>
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/// Send SUBSCRIBE message
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/// </summary>
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SendSubscribe,
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// [v3.1.1] UNSUBSCRIBE isn't "officially" QOS = 1
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/// <summary>
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/// Send UNSUBSCRIBE message
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/// </summary>
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SendUnsubscribe,
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/// <summary>
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/// (QOS = 1), SUBSCRIBE sent, wait for SUBACK
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/// </summary>
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WaitForSuback,
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/// <summary>
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/// (QOS = 1), UNSUBSCRIBE sent, wait for UNSUBACK
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/// </summary>
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WaitForUnsuback
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}
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}
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