Published: May 2010
Returns whether the specified file is a rights-managed file.
[in] A byte stream representing a file of a type associated with the Information Rights Management (IRM) protector.
[out] The results of the protector checking the specified file for IRM protection. Possible values are:
The protector could not determine if the file was IRM protected. For example, it might have been unable to read the file, or the file might not be of the correct type.
Data was found in the file at the location where IRM-protected data is stored.
No IRM-protected data was found in the file.