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/* lib/crypto/nss/enc_provider/des3.c
*
* Copyright (C) 2009 by the Massachusetts Institute of Technology.
* Copyright (C) 2010 Red Hat, Inc.
* 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.
*/
/*
* Copyright (C) 1998 by the FundsXpress, INC.
*
* 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 FundsXpress. not be used in advertising or publicity pertaining
* to distribution of the software without specific, written prior
* permission. FundsXpress makes no representations about the suitability of
* this software for any purpose. It is provided "as is" without express
* or implied warranty.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
* WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*/
#include "k5-int.h"
#include "nss_gen.h"
#include <aead.h>
#include <rand2key.h>
#include "des_int.h"
static krb5_error_code
k5_des3_encrypt_iov(krb5_key key,
const krb5_data *ivec,
krb5_crypto_iov *data,
size_t num_data)
{
int ret;
ret = k5_nss_gen_import(key, CKM_DES3_CBC, CKA_ENCRYPT);
if (ret != 0) {
return ret;
}
return k5_nss_gen_block_iov(key, CKM_DES3_CBC, CKA_ENCRYPT,
ivec, data, num_data);
}
static krb5_error_code
k5_des3_decrypt_iov(krb5_key key,
const krb5_data *ivec,
krb5_crypto_iov *data,
size_t num_data)
{
int ret;
ret = k5_nss_gen_import(key, CKM_DES3_CBC, CKA_ENCRYPT);
if (ret != 0) {
return ret;
}
return k5_nss_gen_block_iov(key, CKM_DES3_CBC, CKA_DECRYPT,
ivec, data, num_data);
}
const struct krb5_enc_provider krb5int_enc_des3 = {
8,
21, KRB5_MIT_DES3_KEYSIZE,
k5_des3_encrypt_iov,
k5_des3_decrypt_iov,
NULL,
krb5int_des3_make_key,
krb5int_des_init_state,
krb5int_default_free_state,
k5_nss_gen_cleanup
};
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