TAPE_PREPARE

The TAPE_PREPARE structure describes how to prepare the tape.

typedef struct _TAPE_PREPARE { // tp 
    ULONG Operation; 
} TAPE_PREPARE;

Operation

Specifies how to prepare the tape. This member must be one of the following values:

Value	Description
TAPE_LOCK	Locks the tape ejection mechanism so that the tape is not ejected accidentally during a tape operation.
TAPE_TENSION	Moves to the end of the tape and rewinds to the beginning of the tape. This value is ignored if the tape device does not support tensioning.
TAPE_UNLOAD	Rewinds and unloads the tape.
TAPE_UNLOCK	Unlocks the tape ejection mechanism.

  Windows NT: Requires version 3.1 or later.
  Windows: Unsupported.
  Windows CE: Unsupported.
  Header: Declared in winnt.h.