6937d41a02
git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@23815 ec53bebd-3082-4978-b11e-865c3cabbd6b
93 lines
3.0 KiB
C
93 lines
3.0 KiB
C
/*
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* Copyright (c) 1997 - 2001 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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RCSID("$Id$");
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/*
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* Convert the simple string `s' into a NULL-terminated and freshly allocated
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* list in `list'. Return an error code.
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*/
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static krb5_error_code
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string_to_list (krb5_context context, const char *s, krb5_realm **list)
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{
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*list = malloc (2 * sizeof(**list));
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if (*list == NULL) {
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krb5_set_error_message(context, ENOMEM,
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N_("malloc: out of memory", ""));
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return ENOMEM;
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}
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(*list)[0] = strdup (s);
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if ((*list)[0] == NULL) {
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free (*list);
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krb5_set_error_message(context, ENOMEM,
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N_("malloc: out of memory", ""));
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return ENOMEM;
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}
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(*list)[1] = NULL;
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return 0;
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}
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/*
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* Set the knowledge of the default realm(s) in `context'.
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* If realm != NULL, that's the new default realm.
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* Otherwise, the realm(s) are figured out from configuration or DNS.
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*/
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krb5_error_code KRB5_LIB_FUNCTION
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krb5_set_default_realm(krb5_context context,
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const char *realm)
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{
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krb5_error_code ret = 0;
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krb5_realm *realms = NULL;
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if (realm == NULL) {
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realms = krb5_config_get_strings (context, NULL,
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"libdefaults",
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"default_realm",
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NULL);
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if (realms == NULL)
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ret = krb5_get_host_realm(context, NULL, &realms);
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} else {
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ret = string_to_list (context, realm, &realms);
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}
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if (ret)
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return ret;
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krb5_free_host_realm (context, context->default_realms);
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context->default_realms = realms;
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return 0;
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}
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