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
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) |