Close

Declaration

virtual kern_return_t Close(IOService *forClient, IOOptionBits options);

Parameters

• forClient:

  The service object that is closing the session.

• options:

  Options to use when closing the service. Specify 0 for this parameter.

Return Value

kIOReturnSuccess on success, or another value if an error occurs. See Error Codes.

Discussion

This method closes a session to a device that you previously opened using the Open method. The method acquires the service’s workloop lock, and aborts any I/O initiated by the client service. This method may call commandSleep to allow for the processing of aborted I/O before returning.

See Also

Managing the Device Session

• Open
• Reset