coreMQTT v2.3.1+
MQTT 3.1.1 Client Library
 
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MQTT_Ping
MQTTStatus_t MQTT_Ping( MQTTContext_t * pContext );
MQTT_Ping
MQTTStatus_t MQTT_Ping(MQTTContext_t *pContext)
Sends an MQTT PINGREQ to broker.
Definition: core_mqtt.c:3211
MQTTStatus_t
MQTTStatus_t
Return codes from MQTT functions.
Definition: core_mqtt_serializer.h:87
MQTTContext_t
A struct representing an MQTT connection.
Definition: core_mqtt.h:233

Sends an MQTT PINGREQ to broker.

Parameters
[in]pContextInitialized and connected MQTT context.
Returns
MQTTNoMemory if pBuffer is too small to hold the MQTT packet; MQTTBadParameter if invalid parameters are passed; MQTTSendFailed if transport write failed; MQTTStatusNotConnected if the connection is not established yet MQTTStatusDisconnectPending if the user is expected to call MQTT_Disconnect before calling any other API MQTTSuccess otherwise.