[1082] in Kerberos

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Kerberos DES library interface spec

daemon@ATHENA.MIT.EDU (Keith Packard)
Thu Sep 6 17:08:32 1990

To: kerberos@ATHENA.MIT.EDU
In-Reply-To: Your message of Sat, 01 Sep 90 16:46:46 -0400.
Date: Thu, 06 Sep 90 16:18:47 -0400
From: keith@expo.lcs.mit.edu (Keith Packard)


I'm trying to use DES in a project and would like to allow people to plug in
their own DES code when it can't be shipped to them.  Can someone send me
a functional interface spec that Kerberos uses for this?  I only need
two functions; right now I've got the following interface:

	encryptBits (data, key)
		char	data[8];
		char	key[8];

	decryptBits (data, key)
		char	data[8];
		char	key[8];

where the data is modified in place, and the key is 56 bits packed 7 bits to
a byte, high bit unused.

What functions does Kerberos use for these two operations?

Keith Packard
keith@expo.lcs.mit.edu

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