PATHHardware Documentation > USB Devices > Mac OS USB DDK API Reference

Device Notification Callback Routine

The device notification callback routine declaration is defined as:



 
typedef void (USBDeviceNotificationCallbackProc) 

                     (USBDeviceNotificationParameterBlockPtr pb);



 
typedef USBDeviceNotificationCallbackProc 

*USBDeviceNotificationCallbackProcPtr;