Event processing associated with a smart device is disclosed, including: receiving an indication of an event detected by a function module associated with a smart device; determining, based at least in part on event registration information, that an event message is to be sent to a cloud device; and sending the event message to the cloud device. Event processing associated with a smart device also includes: receiving an indication of an event detected by a first function module associated with a smart device; determining, based at least in part on event registration information, that a control message is to be sent to a second function module associated with the smart device; and sending the control message to the second function module associated with the smart device.