The IOCTL_PAR_SET_INFORMATION request resets and initializes a parallel device.
The AssociatedIrp.SystemBuffer member points to a PAR_SET_INFORMATION structure that the client allocates to input set information. The client sets the Init member to PARALLEL_INIT.
Input Buffer Length
The Parameters.DeviceIoControl.InputBufferLength member is set to the size, in bytes, of a PAR_SET_INFORMATION structure.
Output Buffer Length
The Information member is set to zero.
The Status member is set to one of the generic status values returned by device control requests for parallel devices or to one of the following values:
|Header||ntddpar.h (include Ntddpar.h)|