static void DisconnectFromClient(PMQTTTRANSPORT_HANDLE_DATA transportState)
{
/* Codes_SRS_IOTHUB_MQTT_TRANSPORT_07_013: [If the parameter subscribe is true then IoTHubTransportMqtt_Destroy shall call IoTHubTransportMqtt_Unsubscribe.] */
if (transportState->subscribed)
{
IoTHubTransportMqtt_Unsubscribe(transportState);
}
(void)mqtt_client_disconnect(transportState->mqttClient);
xio_destroy(transportState->xioTransport);
transportState->connected = false;
transportState->currPacketState = DISCONNECT_TYPE;
}
void IoTHubTransportMqtt_Destroy(TRANSPORT_HANDLE handle)
{
/* Codes_SRS_IOTHUB_MQTT_TRANSPORT_07_012: [IoTHubTransportMqtt_Destroy shall do nothing if parameter handle is NULL.] */
PMQTTTRANSPORT_HANDLE_DATA transportState = (PMQTTTRANSPORT_HANDLE_DATA)handle;
if (transportState != NULL)
{
transportState->destroyCalled = true;
/* Codes_SRS_IOTHUB_MQTT_TRANSPORT_07_013: [If the parameter subscribe is true then IoTHubTransportMqtt_Destroy shall call IoTHubTransportMqtt_Unsubscribe.] */
if (transportState->subscribed)
{
IoTHubTransportMqtt_Unsubscribe(handle);
}
//Empty the Waiting for Ack Messages.
while (!DList_IsListEmpty(&transportState->waitingForAck))
{
PDLIST_ENTRY currentEntry = DList_RemoveHeadList(&transportState->waitingForAck);
MQTT_MESSAGE_DETAILS_LIST* mqttMsgEntry = containingRecord(currentEntry, MQTT_MESSAGE_DETAILS_LIST, entry);
sendMsgComplete(mqttMsgEntry->iotHubMessageEntry, transportState, IOTHUB_BATCHSTATE_FAILED);
free(mqttMsgEntry);
}
(void)mqtt_client_disconnect(transportState->mqttClient);
xio_destroy(transportState->xioTransport);
/* Codes_SRS_IOTHUB_MQTT_TRANSPORT_07_014: [IoTHubTransportMqtt_Destroy shall free all the resources currently in use.] */
transportState->connected = false;
transportState->currPacketState = DISCONNECT_TYPE;
mqtt_client_deinit(transportState->mqttClient);
STRING_delete(transportState->mqttEventTopic);
STRING_delete(transportState->mqttMessageTopic);
STRING_delete(transportState->device_id);
STRING_delete(transportState->device_key);
STRING_delete(transportState->sasTokenSr);
STRING_delete(transportState->hostAddress);
STRING_delete(transportState->configPassedThroughUsername);
tickcounter_destroy(g_msgTickCounter);
free(transportState);
}
}