8eb312128d
git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@3588 ec53bebd-3082-4978-b11e-865c3cabbd6b
104 lines
3.5 KiB
C
104 lines
3.5 KiB
C
/*
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* Copyright (c) 1997 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. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Kungliga Tekniska
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* Högskolan and its contributors.
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*
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* 4. 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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#ifdef KRB4
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#include <krb.h>
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RCSID("$Id$");
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static krb5_error_code
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check_ticket_flags(TicketFlags f)
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{
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return 0; /* maybe add some more tests here? */
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}
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krb5_error_code
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krb524_convert_creds_kdc(krb5_context context,
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krb5_creds *v5creds,
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struct credentials *v4creds)
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{
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krb5_error_code ret;
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krb5_data reply;
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krb5_storage *sp;
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int32_t tmp;
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krb5_data ticket;
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char realm[REALM_SZ];
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ret = check_ticket_flags(v5creds->flags.b);
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if(ret) return ret;
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ret = krb5_sendto_kdc (context,
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&v5creds->ticket,
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krb5_princ_realm(context, v5creds->server),
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&reply);
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sp = krb5_storage_from_mem(reply.data, reply.length);
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if(sp == NULL)
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return ENOMEM;
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krb5_ret_int32(sp, &tmp);
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ret = tmp;
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if(ret == 0){
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memset(v4creds, 0, sizeof(*v4creds));
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ret = krb5_ret_int32(sp, &tmp);
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if(ret) goto out;
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v4creds->kvno = tmp;
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ret = krb5_ret_data(sp, &ticket);
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if(ret) goto out;
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v4creds->ticket_st.length = ticket.length;
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memcpy(v4creds->ticket_st.dat, ticket.data, ticket.length);
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ret = krb5_524_conv_principal(context,
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v5creds->server,
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v4creds->service,
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v4creds->instance,
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v4creds->realm);
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if(ret) goto out;
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v4creds->issue_date = v5creds->times.authtime;
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v4creds->lifetime = krb_time_to_life(v4creds->issue_date,
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v5creds->times.endtime);
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ret = krb5_524_conv_principal(context, v5creds->client,
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v4creds->pname,
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v4creds->pinst,
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realm);
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if(ret) goto out;
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memcpy(v4creds->session, v5creds->session.keyvalue.data, 8);
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}
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out:
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krb5_storage_free(sp);
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return ret;
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}
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#endif
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