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/* -*- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -*- */
/*
* lib/crypto/krb/prf/rc4_prf.c
*
* Copyright (C) 2009 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 "prf_int.h"
#include "k5-int.h"
#include <hash_provider/hash_provider.h>
krb5_error_code
krb5int_arcfour_prf(const struct krb5_enc_provider *enc,
const struct krb5_hash_provider *hash,
krb5_key key, const krb5_data *in, krb5_data *out)
{
assert(out->length == 20);
return krb5int_hmac(&krb5int_hash_sha1, key, 1, in, out);
}
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