Getting a COM
IStream instance on a normal file seems like something
that should be trivial to do, but it always seems to take some hunting
to remember how it is actually done.
There is a function in the shell API that will return an
IStream on a
is in version 5 or later of the shell, which is the version that shipped
with Windows 2000, but comes along with IE 5 or later for older
I've also heard people suggest that there is a similar function in the Extended MAPI library, but using the shell seems generally more palatable.