darling-MITKerberosShim/creds.c
2020-07-20 19:29:57 -04:00

133 lines
3.9 KiB
C

/*
* Copyright (c) 2008-2010 Kungliga Tekniska Högskolan
* (Royal Institute of Technology, Stockholm, Sweden).
* All rights reserved.
*
* Portions Copyright (c) 2008-2010 Apple Inc. 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 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 "heim.h"
#include <string.h>
#include <errno.h>
#include <syslog.h>
mit_krb5_error_code KRB5_CALLCONV
krb5_decode_ticket(const mit_krb5_data *code,
mit_krb5_ticket **rep)
{
krb5_error_code ret;
Ticket t;
LOG_ENTRY();
ret = decode_Ticket((unsigned char *)code->data, code->length, &t, NULL);
if (ret)
return ret;
*rep = calloc(1, sizeof(**rep));
/* XXX */
(*rep)->enc_part.kvno = t.enc_part.kvno ? *t.enc_part.kvno : 0;
free_Ticket(&t);
return 0;
}
mit_krb5_error_code KRB5_CALLCONV
krb5_get_credentials(mit_krb5_context context,
mit_krb5_flags flags,
mit_krb5_ccache id,
mit_krb5_creds *mcreds,
mit_krb5_creds **creds)
{
krb5_error_code ret;
krb5_flags options = flags;
krb5_creds *hcreds = NULL, hmcreds;
LOG_ENTRY();
mshim_mcred2hcred(HC(context), mcreds, &hmcreds);
ret = heim_krb5_get_credentials(HC(context), options, (krb5_ccache)id, &hmcreds, &hcreds);
heim_krb5_free_cred_contents(HC(context), &hmcreds);
if (ret == 0) {
*creds = calloc(1, sizeof(**creds));
mshim_hcred2mcred(HC(context), hcreds, *creds);
heim_krb5_free_creds(HC(context), hcreds);
}
return ret;
}
mit_krb5_error_code KRB5_CALLCONV
krb5_copy_creds(mit_krb5_context context,
const mit_krb5_creds *from,
mit_krb5_creds **to)
{
mit_krb5_error_code ret;
mit_krb5_creds *c;
c = mshim_malloc(sizeof(*c));
c->magic = MIT_KV5M_CREDS;
ret = krb5_copy_principal(context, from->client, &c->client);
if (ret)
abort();
ret = krb5_copy_principal(context, from->server, &c->server);
if (ret)
abort();
ret = krb5_copy_keyblock_contents(context, &from->keyblock,
&c->keyblock);
if (ret)
abort();
c->ticket.magic = MIT_KV5M_DATA;
c->ticket.length = from->ticket.length;
c->ticket.data = mshim_malloc(from->ticket.length);
memcpy(c->ticket.data, from->ticket.data, c->ticket.length);
c->times.authtime = from->times.authtime;
c->times.starttime = from->times.starttime;
c->times.endtime = from->times.endtime;
c->times.renew_till = from->times.renew_till;
c->ticket_flags = from->ticket_flags;
*to = c;
return 0;
}