freebsd-dev/crypto/heimdal/lib/krb5/init_creds.c

221 lines
6.3 KiB
C

/*
* Copyright (c) 1997 - 2001 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. 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: init_creds.c,v 1.9 2001/07/03 18:42:07 assar Exp $");
void
krb5_get_init_creds_opt_init(krb5_get_init_creds_opt *opt)
{
memset (opt, 0, sizeof(*opt));
opt->flags = 0;
}
static int
get_config_time (krb5_context context,
const char *realm,
const char *name,
int def)
{
int ret;
ret = krb5_config_get_time (context, NULL,
"realms",
realm,
name,
NULL);
if (ret >= 0)
return ret;
ret = krb5_config_get_time (context, NULL,
"libdefaults",
name,
NULL);
if (ret >= 0)
return ret;
return def;
}
static krb5_boolean
get_config_bool (krb5_context context,
const char *realm,
const char *name)
{
return krb5_config_get_bool (context,
NULL,
"realms",
realm,
name,
NULL)
|| krb5_config_get_bool (context,
NULL,
"libdefaults",
name,
NULL);
}
/*
* set all the values in `opt' to the appropriate values for
* application `appname' (default to getprogname() if NULL), and realm
* `realm'. First looks in [appdefaults] but falls back to
* [realms] or [libdefaults] for some of the values.
*/
static krb5_addresses no_addrs = {0, NULL};
void
krb5_get_init_creds_opt_set_default_flags(krb5_context context,
const char *appname,
krb5_const_realm realm,
krb5_get_init_creds_opt *opt)
{
krb5_boolean b;
time_t t;
b = get_config_bool (context, realm, "forwardable");
krb5_appdefault_boolean(context, appname, realm, "forwardable", b, &b);
krb5_get_init_creds_opt_set_forwardable(opt, b);
b = get_config_bool (context, realm, "proxiable");
krb5_appdefault_boolean(context, appname, realm, "proxiable", b, &b);
krb5_get_init_creds_opt_set_proxiable (opt, b);
krb5_appdefault_time(context, appname, realm, "ticket_lifetime", 0, &t);
if (t == 0)
t = get_config_time (context, realm, "ticket_lifetime", 0);
if(t != 0)
krb5_get_init_creds_opt_set_tkt_life(opt, t);
krb5_appdefault_time(context, appname, realm, "renew_lifetime", 0, &t);
if (t == 0)
t = get_config_time (context, realm, "renew_lifetime", 0);
if(t != 0)
krb5_get_init_creds_opt_set_renew_life(opt, t);
krb5_appdefault_boolean(context, appname, realm, "no-addresses", FALSE, &b);
if (b)
krb5_get_init_creds_opt_set_address_list (opt, &no_addrs);
#if 0
krb5_appdefault_boolean(context, appname, realm, "anonymous", FALSE, &b);
krb5_get_init_creds_opt_set_anonymous (opt, b);
krb5_get_init_creds_opt_set_etype_list(opt, enctype,
etype_str.num_strings);
krb5_get_init_creds_opt_set_salt(krb5_get_init_creds_opt *opt,
krb5_data *salt);
krb5_get_init_creds_opt_set_preauth_list(krb5_get_init_creds_opt *opt,
krb5_preauthtype *preauth_list,
int preauth_list_length);
#endif
}
void
krb5_get_init_creds_opt_set_tkt_life(krb5_get_init_creds_opt *opt,
krb5_deltat tkt_life)
{
opt->flags |= KRB5_GET_INIT_CREDS_OPT_TKT_LIFE;
opt->tkt_life = tkt_life;
}
void
krb5_get_init_creds_opt_set_renew_life(krb5_get_init_creds_opt *opt,
krb5_deltat renew_life)
{
opt->flags |= KRB5_GET_INIT_CREDS_OPT_RENEW_LIFE;
opt->renew_life = renew_life;
}
void
krb5_get_init_creds_opt_set_forwardable(krb5_get_init_creds_opt *opt,
int forwardable)
{
opt->flags |= KRB5_GET_INIT_CREDS_OPT_FORWARDABLE;
opt->forwardable = forwardable;
}
void
krb5_get_init_creds_opt_set_proxiable(krb5_get_init_creds_opt *opt,
int proxiable)
{
opt->flags |= KRB5_GET_INIT_CREDS_OPT_PROXIABLE;
opt->proxiable = proxiable;
}
void
krb5_get_init_creds_opt_set_etype_list(krb5_get_init_creds_opt *opt,
krb5_enctype *etype_list,
int etype_list_length)
{
opt->flags |= KRB5_GET_INIT_CREDS_OPT_ETYPE_LIST;
opt->etype_list = etype_list;
opt->etype_list_length = etype_list_length;
}
void
krb5_get_init_creds_opt_set_address_list(krb5_get_init_creds_opt *opt,
krb5_addresses *addresses)
{
opt->flags |= KRB5_GET_INIT_CREDS_OPT_ADDRESS_LIST;
opt->address_list = addresses;
}
void
krb5_get_init_creds_opt_set_preauth_list(krb5_get_init_creds_opt *opt,
krb5_preauthtype *preauth_list,
int preauth_list_length)
{
opt->flags |= KRB5_GET_INIT_CREDS_OPT_PREAUTH_LIST;
opt->preauth_list_length = preauth_list_length;
opt->preauth_list = preauth_list;
}
void
krb5_get_init_creds_opt_set_salt(krb5_get_init_creds_opt *opt,
krb5_data *salt)
{
opt->flags |= KRB5_GET_INIT_CREDS_OPT_SALT;
opt->salt = salt;
}
void
krb5_get_init_creds_opt_set_anonymous(krb5_get_init_creds_opt *opt,
int anonymous)
{
opt->flags |= KRB5_GET_INIT_CREDS_OPT_ANONYMOUS;
opt->anonymous = anonymous;
}