One-time deinitialization function for the MQTT library.

void IotMqtt_Cleanup( void );

This function frees resources taken in IotMqtt_Init. It should be called after closing all MQTT connections to clean up the MQTT library. After this function returns, IotMqtt_Init must be called again before calling any other MQTT function.

Warning: No thread-safety guarantees are provided for this function. Do not call this function if any MQTT connections are open!

See also: IotMqtt_Init