IncomingMessageState Property

This message's current state.

Syntax

ANSI (Cross Platform)
int GetIncomingMessageState(int iIncomingMessageIndex);

Unicode (Windows)
INT GetIncomingMessageState(INT iIncomingMessageIndex);
- (int)incomingMessageState:(int)incomingMessageIndex;
#define PID_MQTT_INCOMINGMESSAGESTATE 21

IPWORKSIOT_EXTERNAL void* IPWORKSIOT_CALL IPWorksIoT_MQTT_Get(void *lpObj, int propid, int arridx, int *lpcbVal, int64 *lpllVal);

IPWORKSIOT_EXTERNAL int IPWORKSIOT_CALL IPWorksIoT_MQTT_CheckIndex(void *lpObj, int propid, int arridx);

Default Value

0

Remarks

This message's current state.

Possible Outgoing Message States:

ValueDescription
0 PUBLISH sent, waiting for PUBACK (QoS 1 only)
1 PUBLISH sent, waiting for PUBREC (QoS 2 only)
2 PUBREC received, sending PUBREL (QoS 2 only)
3 PUBREL sent, waiting for PUBCOMP (QoS 2 only)
4 Final acknowledgment received

Possible Incoming Message States:

ValueDescription
5 PUBLISH received, sending PUBACK (QoS 1 only)
6 PUBLISH received, sending PUBREC (QoS 2 only)
7 PUBREC sent, waiting for PUBREL (QoS 2 only)
8 PUBREL received, sending PUBCOMP (QoS 2 only)
9 Final acknowledgment sent

The IncomingMessageIndex parameter specifies the index of the item in the array. The size of the array is controlled by the IncomingMessageCount property.

This property is read-only and not available at design time.

Data Type

Integer

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IPWorks IoT 2020 C++ Edition - Version 20.0 [Build 8265]