IOCTL_CHANGER_REINITIALIZE_TRANSPORT IOCTL (ntddchgr.h)

Physically recalibrates a transport element, typically after the changer has been powered on or a calling application has initiated a recovery operation. Recalibration may involve returning the transport to its "home" position.

Major code

IRP_MJ_DEVICE_CONTROL

Input buffer

The buffer at Irp->AssociatedIrp.SystemBuffer indicates the element to initialize.

Input buffer length

Parameters.DeviceIoControl.InputBufferLength in the I/O stack location indicates the size, in bytes, of the parameter buffer, which must be >= sizeof(CHANGER_ELEMENT).

Output buffer

None.

Output buffer length

None.

Status block

The Information field is set to sizeof(CHANGER_ELEMENT). The Status field is set to STATUS_SUCCESS, or possibly to STATUS_INFO_LENGTH_MISMATCH, STATUS_INSUFFICIENT_RESOURCES, STATUS_INVALID_ELEMENT_ADDRESS, or STATUS_INVALID_PARAMETER.

Requirements

Requirement Value
Header ntddchgr.h (include Ntddchgr.h)

See also

CHANGER_ELEMENT