5f138a16ef
KRB5_LIB_FUNCTION and KRB5_LIB_CALL are necessary even on private functions that are exported. Change-Id: Iccd0cfe87ff0a9d851e29890e9cb55b3ae517ce1
96 lines
3.1 KiB
C
96 lines
3.1 KiB
C
/*
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* Copyright (c) 2011 Kungliga Tekniska Högskolan
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* (Royal Institute of Technology, Stockholm, Sweden).
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include "krb5_locl.h"
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KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
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_krb5_fast_cf2(krb5_context context,
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krb5_keyblock *key1,
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const char *pepper1,
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krb5_keyblock *key2,
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const char *pepper2,
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krb5_keyblock *armorkey,
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krb5_crypto *armor_crypto)
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{
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krb5_crypto crypto1, crypto2;
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krb5_data pa1, pa2;
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krb5_error_code ret;
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ret = krb5_crypto_init(context, key1, 0, &crypto1);
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if (ret)
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return ret;
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ret = krb5_crypto_init(context, key2, 0, &crypto2);
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if (ret) {
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krb5_crypto_destroy(context, crypto1);
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return ret;
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}
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pa1.data = rk_UNCONST(pepper1);
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pa1.length = strlen(pepper1);
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pa2.data = rk_UNCONST(pepper2);
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pa2.length = strlen(pepper2);
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ret = krb5_crypto_fx_cf2(context, crypto1, crypto2, &pa1, &pa2,
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key1->keytype, armorkey);
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krb5_crypto_destroy(context, crypto1);
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krb5_crypto_destroy(context, crypto2);
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if (ret)
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return ret;
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if (armor_crypto) {
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ret = krb5_crypto_init(context, armorkey, 0, armor_crypto);
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if (ret)
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krb5_free_keyblock_contents(context, armorkey);
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}
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return ret;
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}
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KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
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_krb5_fast_armor_key(krb5_context context,
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krb5_keyblock *subkey,
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krb5_keyblock *sessionkey,
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krb5_keyblock *armorkey,
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krb5_crypto *armor_crypto)
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{
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return _krb5_fast_cf2(context,
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subkey,
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"subkeyarmor",
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sessionkey,
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"ticketarmor",
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armorkey,
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armor_crypto);
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}
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