I've been investing a fair amount of time lately understanding the SetupDiApi and dealing with USB devices at the IOCTL level using DeviceIoContro() and operations like CYCLE_PORT. I've found numerous posts on the web but almost all run into a problem or two that seems never to be solved. There is a documentation error, for example, in...

I've added a button, 'List Files' to allow you to list and display all the files on a volume that match a filter string.

I enumerate through the entire Master File Table to find all the files whose extensions match those in the filter. Why would I want to read the Master File Table rather than enumerating through the disk with...

I've added the code to calculate and display the path in the detail window. I had to change Win32Api.cs, NtfsUsnJournal.cs and UsnEntryDetail.cs.

Note: I haven't dealt with the edge case where the UsnEntry I'm processing points to a directory that has already been deleted.

Here is the new UsnEntryDetail.cs file:

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I've added the code to calculate and display the path in the detail window. I had to change Win32Api.cs, NtfsUsnJournal.cs and UsnEntryDetail.cs.

Note: I haven't dealt with the edge case where the UsnEntry I'm processing points to a directory that has already been deleted.

Here is the what the Win32Api.cs file looks like:

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I the first half was a success. Here is the second half.

and the Win32Api.cs file:

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