fb0f4ca9c3
git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@3916 ec53bebd-3082-4978-b11e-865c3cabbd6b
85 lines
3.1 KiB
C
85 lines
3.1 KiB
C
/*
|
|
* Copyright (c) 1997 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. All advertising materials mentioning features or use of this software
|
|
* must display the following acknowledgement:
|
|
* This product includes software developed by Kungliga Tekniska
|
|
* Högskolan and its contributors.
|
|
*
|
|
* 4. Neither the name of the Institute 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 THE INSTITUTE AND 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 THE INSTITUTE OR 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>
|
|
|
|
RCSID("$Id$");
|
|
|
|
krb5_error_code
|
|
krb5_mk_rep(krb5_context context,
|
|
krb5_auth_context *auth_context,
|
|
krb5_data *outbuf)
|
|
{
|
|
krb5_error_code ret;
|
|
AP_REP ap;
|
|
EncAPRepPart body;
|
|
u_char buf[1024];
|
|
size_t len;
|
|
|
|
ap.pvno = 5;
|
|
ap.msg_type = krb_ap_rep;
|
|
|
|
body.ctime = (*auth_context)->authenticator->ctime;
|
|
body.cusec = (*auth_context)->authenticator->cusec;
|
|
body.subkey = NULL;
|
|
if ((*auth_context)->flags & KRB5_AUTH_CONTEXT_DO_SEQUENCE) {
|
|
krb5_generate_seq_number (context,
|
|
(*auth_context)->keyblock,
|
|
&(*auth_context)->local_seqnumber);
|
|
body.seq_number = malloc (sizeof(*body.seq_number));
|
|
*(body.seq_number) = (*auth_context)->local_seqnumber;
|
|
} else
|
|
body.seq_number = NULL;
|
|
|
|
ap.enc_part.etype = (*auth_context)->keyblock->keytype;
|
|
ap.enc_part.kvno = NULL;
|
|
encode_EncAPRepPart (buf + sizeof(buf) - 1, sizeof(buf), &body, &len);
|
|
ret = krb5_encrypt (context, buf + sizeof(buf) - len, len,
|
|
ap.enc_part.etype,
|
|
(*auth_context)->keyblock, &ap.enc_part.cipher);
|
|
if (ret)
|
|
return ret;
|
|
|
|
encode_AP_REP (buf + sizeof(buf) - 1, sizeof(buf), &ap, &len);
|
|
free (ap.enc_part.cipher.data);
|
|
outbuf->length = len;
|
|
outbuf->data = malloc(len);
|
|
memcpy(outbuf->data, buf + sizeof(buf) - len, len);
|
|
return 0;
|
|
}
|