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* lib/des425/key_parity.c
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* Copyright 1989, 1990 by the Massachusetts Institute of Technology.
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* Export of this software from the United States of America may
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* require a specific license from the United States Government.
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* It is the responsibility of any person or organization contemplating
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* export to obtain such a license before exporting.
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* WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
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* distribute this software and its documentation for any purpose and
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* without fee is hereby granted, provided that the above copyright
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* notice appear in all copies and that both that copyright notice and
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* this permission notice appear in supporting documentation, and that
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* the name of M.I.T. not be used in advertising or publicity pertaining
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* to distribution of the software without specific, written prior
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* permission. Furthermore if you modify this software you must label
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* your software as modified software and not distribute it in such a
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* fashion that it might be confused with the original M.I.T. software.
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* M.I.T. makes no representations about the suitability of
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* this software for any purpose. It is provided "as is" without express
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* or implied warranty.
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* des_fixup_key_parity: Forces odd parity per byte; parity is bits
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* 8,16,...64 in des order, implies 0, 8, 16, ...
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des_fixup_key_parity(key)
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register mit_des_cblock key;
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mit_des_fixup_key_parity(key);
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* des_check_key_parity: returns true iff key has the correct des parity.
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des_check_key_parity(key)
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register mit_des_cblock key;
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return(mit_des_check_key_parity(key));