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Changed returntype of the Connect() function from byte to the complete Connack Message - Only way to determine the existence of the persistent session #137

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22 changes: 11 additions & 11 deletions M2Mqtt/MqttClient.cs
Original file line number Diff line number Diff line change
Expand Up @@ -475,8 +475,8 @@ private void Init(string brokerHostName, int brokerPort, bool secure, X509Certif
/// Connect to broker
/// </summary>
/// <param name="clientId">Client identifier</param>
/// <returns>Return code of CONNACK message from broker</returns>
public byte Connect(string clientId)
/// <returns>CONNACK message from broker</returns>
public MqttMsgConnack Connect(string clientId)
{
return this.Connect(clientId, null, null, false, MqttMsgConnect.QOS_LEVEL_AT_MOST_ONCE, false, null, null, true, MqttMsgConnect.KEEP_ALIVE_PERIOD_DEFAULT);
}
Expand All @@ -486,8 +486,8 @@ public byte Connect(string clientId)
/// </summary>
/// <param name="clientId">Client identifier</param>
/// <param name="cleanSession">Clean sessione flag</param>
/// <returns>Return code of CONNACK message from broker</returns>
public byte Connect(string clientId,
/// <returns>CONNACK message from broker</returns>
public MqttMsgConnack Connect(string clientId,
bool cleanSession)
{
return this.Connect(clientId, null, null, false, MqttMsgConnect.QOS_LEVEL_AT_MOST_ONCE, false, null, null, cleanSession, MqttMsgConnect.KEEP_ALIVE_PERIOD_DEFAULT);
Expand All @@ -499,8 +499,8 @@ public byte Connect(string clientId,
/// <param name="clientId">Client identifier</param>
/// <param name="username">Username</param>
/// <param name="password">Password</param>
/// <returns>Return code of CONNACK message from broker</returns>
public byte Connect(string clientId,
/// <returns>CONNACK message from broker</returns>
public MqttMsgConnack Connect(string clientId,
string username,
string password)
{
Expand All @@ -515,8 +515,8 @@ public byte Connect(string clientId,
/// <param name="password">Password</param>
/// <param name="cleanSession">Clean sessione flag</param>
/// <param name="keepAlivePeriod">Keep alive period</param>
/// <returns>Return code of CONNACK message from broker</returns>
public byte Connect(string clientId,
/// <returns>CONNACK message from broker</returns>
public MqttMsgConnack Connect(string clientId,
string username,
string password,
bool cleanSession,
Expand All @@ -538,8 +538,8 @@ public byte Connect(string clientId,
/// <param name="willMessage">Will message</param>
/// <param name="cleanSession">Clean sessione flag</param>
/// <param name="keepAlivePeriod">Keep alive period</param>
/// <returns>Return code of CONNACK message from broker</returns>
public byte Connect(string clientId,
/// <returns>CONNACK message from broker</returns>
public MqttMsgConnack Connect(string clientId,
string username,
string password,
bool willRetain,
Expand Down Expand Up @@ -611,7 +611,7 @@ public byte Connect(string clientId,

this.IsConnected = true;
}
return connack.ReturnCode;
return connack;
}

/// <summary>
Expand Down