From: Rich Salz <rsalz@osf.org>
Date: Fri, 17 Nov 1995 09:09:25 +0800
To: owner-cypherpunks@toad.com
Subject: Re: NSA, ITAR, NCSA and plug-in hooks.
Message-ID: <9511162235.AA18129@sulphur.osf.org>
MIME-Version: 1.0
Content-Type: text/plain


Status: R
>as a compression program, but there's a key difference:  the text
>compressor *doesn't* need a key.

Sure, 12 14 16, etc., bits as in the classic unix compress program.

>The encryption tool would have an interface like
>    Boolean (*)( DataSource, DataSink, void*);
>
>A compressor written to the same interface would never need to touch
>that third argument.  Therefore, the second argument is "specifically
>designed" to permit an encryption tool to be used.

Not at all.  coyping inbuf to output is a common practice, it's quite
rare that you often compress in-place.
	/r$