IOCTL_DVD_SEND_KEY2 IOCTL (ntddcdvd.h)
Sends the specified key to a DVD device -to complete the related step in an authentication sequence. The IOCTL_DVD_SEND_KEY2 request has write access to the device and can send a broader range of key types than IOCTL_DVD_SEND_KEY.
Major code
Input buffer
The buffer at Irp->AssociatedIrp.SystemBuffer contains a DVD_COPY_PROTECT_KEY structure that indicates the session ID, key type, and key to be sent to the device.
Input buffer length
Length of a DVD_COPY_PROTECT_KEY.
Output buffer
None.
Output buffer length
None.
Status block
The Information field is set to zero. The Status field is set to STATUS_SUCCESS, or possibly to STATUS_INSUFFICIENT_RESOURCES.
Requirements
| Requirement | Value |
|---|---|
| Header | ntddcdvd.h (include Ntddcdvd.h) |
See also
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