Reading a structured binary file?

[Gary Willoughby]

On Friday, 2 August 2013 at 22:13:28 UTC, Jonathan M Davis wrote:
> I'd probably use std.mmfile and std.bitmanip to do it. MmFile 
> will allow you to
> efficiently operate on the file as a ubyte[] in memory thanks 
> to mmap, and
> std.bitmanip's peek and read functions make it easy to convert 
> multiple bytes
> into integral values.
>
> - Jonathan M Davis

This sounds a great idea but once the file has been opened as a 
MmFile how to i convert this to a ubyte[] so the std.bitmanip 
functions work with it?