@class BKEvent, NSObject; @protocol OS_dispatch_queue, OS_dispatch_source; @interface BiometricKitEventLogger : NSObject { NSObject<OS_dispatch_queue> *_queue; NSObject<OS_dispatch_source> *_timer; unsigned int _eventList[200]; int _eventListLength; BOOL _terminalFlushPending; BOOL _startEventFound; BKEvent *_lastSmartKeyboardEvent; } + (id)logger; - (id)init; - (void)logEventOrCode:(unsigned long long)a0; - (void)appendEventValue:(unsigned int)a0 isMetadata:(BOOL)a1; - (void)logSmartKeyboardStatus; - (void)flushEvents; - (void)appendEvent:(id)a0; - (void).cxx_destruct; - (void)logDeviceMetadata; @end