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/*
* lib/des425/enc_dec.c
*
* Copyright 1985, 1986, 1987, 1988, 1990 by the Massachusetts Institute
* of Technology.
* All Rights Reserved.
*
* Export of this software from the United States of America may
* require a specific license from the United States Government.
* It is the responsibility of any person or organization contemplating
* export to obtain such a license before exporting.
*
* WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
* distribute this software and its documentation for any purpose and
* without fee is hereby granted, provided that the above copyright
* notice appear in all copies and that both that copyright notice and
* this permission notice appear in supporting documentation, and that
* the name of M.I.T. not be used in advertising or publicity pertaining
* to distribution of the software without specific, written prior
* permission. Furthermore if you modify this software you must label
* your software as modified software and not distribute it in such a
* fashion that it might be confused with the original M.I.T. software.
* M.I.T. makes no representations about the suitability of
* this software for any purpose. It is provided "as is" without express
* or implied warranty.
*
*
*/
#include "des_int.h"
#include "des.h"
#undef mit_des_cbc_encrypt
int
des_cbc_encrypt(in,out,length,key,iv,enc)
des_cblock *in; /* >= length bytes of input text */
des_cblock *out; /* >= length bytes of output text */
register unsigned long length; /* in bytes */
const mit_des_key_schedule key; /* precomputed key schedule */
const des_cblock *iv; /* 8 bytes of ivec */
int enc; /* 0 ==> decrypt, else encrypt */
{
return (mit_des_cbc_encrypt((const des_cblock *) in,
out, length, key,
(const unsigned char *)iv, /* YUCK! */
enc));
}
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