57f7373583
Add a encrypt_iov function pointer to all of our encryption types which can be used to implement an iovec based encryption routine. Modify krb5_encrypt_iov so that it calls the iovec based routine if it is available.
104 lines
2.6 KiB
C
104 lines
2.6 KiB
C
/*
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* Copyright (c) 1997 - 2008 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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#ifndef HEIMDAL_SMALLER
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#define DES3_OLD_ENCTYPE 1
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#endif
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static struct _krb5_key_type keytype_null = {
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KRB5_ENCTYPE_NULL,
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"null",
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0,
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0,
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0,
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NULL,
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NULL,
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NULL,
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NULL,
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NULL,
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NULL
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};
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static krb5_error_code
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NONE_checksum(krb5_context context,
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krb5_crypto crypto,
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struct _krb5_key_data *key,
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unsigned usage,
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const struct krb5_crypto_iov *iov,
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int niov,
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Checksum *C)
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{
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return 0;
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}
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struct _krb5_checksum_type _krb5_checksum_none = {
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CKSUMTYPE_NONE,
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"none",
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1,
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0,
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0,
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NONE_checksum,
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NULL
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};
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static krb5_error_code
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NULL_encrypt(krb5_context context,
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struct _krb5_key_data *key,
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void *data,
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size_t len,
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krb5_boolean encryptp,
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int usage,
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void *ivec)
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{
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return 0;
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}
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struct _krb5_encryption_type _krb5_enctype_null = {
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ETYPE_NULL,
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"null",
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NULL,
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1,
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1,
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0,
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&keytype_null,
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&_krb5_checksum_none,
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NULL,
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F_DISABLED,
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NULL_encrypt,
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NULL,
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0,
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NULL
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};
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