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/*
* Copyright (c) 2007 Kungliga Tekniska Högskolan
* (Royal Institute of Technology, Stockholm, Sweden).
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. Neither the name of KTH nor the names of its contributors may be
* used to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY KTH AND ITS CONTRIBUTORS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL KTH OR ITS CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "krb5_locl.h"
#include <hex.h>
#include <err.h>
/*
* key: string2key(aes256, "testkey", "testkey", default_params)
* input: unhex(1122334455667788)
* output: 58b594b8a61df6e9439b7baa991ff5c1
*
* key: string2key(aes128, "testkey", "testkey", default_params)
* input: unhex(1122334455667788)
* output: ffa2f823aa7f83a8ce3c5fb730587129
*/
int
main(int argc, char **argv)
{
krb5_context context;
krb5_error_code ret;
krb5_keyblock key;
krb5_crypto crypto;
size_t length;
krb5_data input, output, output2;
krb5_enctype etype = ETYPE_AES256_CTS_HMAC_SHA1_96;
ret = krb5_init_context(&context);
if (ret)
errx(1, "krb5_init_context %d", ret);
ret = krb5_generate_random_keyblock(context, etype, &key);
if (ret)
krb5_err(context, 1, ret, "krb5_generate_random_keyblock");
ret = krb5_crypto_prf_length(context, etype, &length);
if (ret)
krb5_err(context, 1, ret, "krb5_crypto_prf_length");
ret = krb5_crypto_init(context, &key, 0, &crypto);
if (ret)
krb5_err(context, 1, ret, "krb5_crypto_init");
input.data = rk_UNCONST("foo");
input.length = 3;
ret = krb5_crypto_prf(context, crypto, &input, &output);
if (ret)
krb5_err(context, 1, ret, "krb5_crypto_prf");
ret = krb5_crypto_prf(context, crypto, &input, &output2);
if (ret)
krb5_err(context, 1, ret, "krb5_crypto_prf");
if (krb5_data_cmp(&output, &output2) != 0)
krb5_errx(context, 1, "krb5_data_cmp");
krb5_data_free(&output);
krb5_data_free(&output2);
krb5_crypto_destroy(context, crypto);
krb5_free_keyblock_contents(context, &key);
krb5_free_context(context);
return 0;
}
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