1/*
2 * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
3 * Use is subject to license terms.
4 */
5/*
6 * lib/krb5/krb/set_realm.c
7 *
8 * Copyright 1997 by the Massachusetts Institute of Technology.
9 * All Rights Reserved.
10 *
11 * Export of this software from the United States of America may
12 *   require a specific license from the United States Government.
13 *   It is the responsibility of any person or organization contemplating
14 *   export to obtain such a license before exporting.
15 *
16 * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
17 * distribute this software and its documentation for any purpose and
18 * without fee is hereby granted, provided that the above copyright
19 * notice appear in all copies and that both that copyright notice and
20 * this permission notice appear in supporting documentation, and that
21 * the name of M.I.T. not be used in advertising or publicity pertaining
22 * to distribution of the software without specific, written prior
23 * permission.  Furthermore if you modify this software you must label
24 * your software as modified software and not distribute it in such a
25 * fashion that it might be confused with the original M.I.T. software.
26 * M.I.T. makes no representations about the suitability of
27 * this software for any purpose.  It is provided "as is" without express
28 * or implied warranty.
29 */
30
31#include "k5-int.h"
32
33krb5_error_code KRB5_CALLCONV
34krb5_set_principal_realm(krb5_context context, krb5_principal principal, const char *realm)
35{
36	size_t	length;
37	char	*newrealm;
38
39	if (!realm || !*realm)
40		return EINVAL; /* Solaris Kerberos */
41
42	length = strlen(realm);
43	newrealm = malloc(length+1); /* Include room for the null */
44	if (!newrealm)
45		return ENOMEM;  /* Solaris Kerberos */
46	strcpy(newrealm, realm);
47
48	(void) krb5_xfree(krb5_princ_realm(context,principal)->data);
49
50	krb5_princ_realm(context, principal)->length = length;
51	krb5_princ_realm(context, principal)->data = newrealm;
52
53	return 0;
54}
55
56
57