1 /* -*- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -*- */
2 /* lib/krb5/krb/sname_match.c - krb5_sname_match API function */
4 * Copyright (C) 2011 by the Massachusetts Institute of Technology.
7 * Export of this software from the United States of America may
8 * require a specific license from the United States Government.
9 * It is the responsibility of any person or organization contemplating
10 * export to obtain such a license before exporting.
12 * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
13 * distribute this software and its documentation for any purpose and
14 * without fee is hereby granted, provided that the above copyright
15 * notice appear in all copies and that both that copyright notice and
16 * this permission notice appear in supporting documentation, and that
17 * the name of M.I.T. not be used in advertising or publicity pertaining
18 * to distribution of the software without specific, written prior
19 * permission. Furthermore if you modify this software you must label
20 * your software as modified software and not distribute it in such a
21 * fashion that it might be confused with the original M.I.T. software.
22 * M.I.T. makes no representations about the suitability of
23 * this software for any purpose. It is provided "as is" without express
24 * or implied warranty.
29 krb5_boolean KRB5_CALLCONV
30 krb5_sname_match(krb5_context context, krb5_const_principal matching,
31 krb5_const_principal princ)
36 if (matching->type != KRB5_NT_SRV_HST || matching->length != 2)
37 return krb5_principal_compare(context, matching, princ);
39 /* Check the realm if present in matching. */
40 if (matching->realm.length != 0 && !data_eq(matching->realm, princ->realm))
43 /* Check the service name (must be present in matching). */
44 if (!data_eq(matching->data[0], princ->data[0]))
47 /* Check the hostname if present in matching and not ignored. */
48 if (matching->data[1].length != 0 && !context->ignore_acceptor_hostname &&
49 !data_eq(matching->data[1], princ->data[1]))
52 /* All elements match. */