K 10
svn:author
V 2
bz
K 8
svn:date
V 27
2010-01-09T15:43:47.838302Z
K 7
svn:log
V 325
Add comments trying to explain what bad things happen here, i.e.
how hashed MD5/SHA are implemented, abusing Final() for padding and
sw_octx to transport the key from the beginning to the end.

Enlightened about what was going on here by: cperciva
Reviewed by:	cperciva
MFC After:	3 days
X-MFC with:	r187826
PR:		kern/126468

END