1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
|
/* -*- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -*- */
/* lib/krb5/krb/sname_match.c - krb5_sname_match API function */
/*
* Copyright (C) 2011 by the Massachusetts Institute of Technology.
* All rights reserved.
*
* Export of this software from the United States of America may
* require a specific license from the United States Government.
* It is the responsibility of any person or organization contemplating
* export to obtain such a license before exporting.
*
* WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
* distribute this software and its documentation for any purpose and
* without fee is hereby granted, provided that the above copyright
* notice appear in all copies and that both that copyright notice and
* this permission notice appear in supporting documentation, and that
* the name of M.I.T. not be used in advertising or publicity pertaining
* to distribution of the software without specific, written prior
* permission. Furthermore if you modify this software you must label
* your software as modified software and not distribute it in such a
* fashion that it might be confused with the original M.I.T. software.
* M.I.T. makes no representations about the suitability of
* this software for any purpose. It is provided "as is" without express
* or implied warranty.
*/
#include "k5-int.h"
krb5_boolean KRB5_CALLCONV
krb5_sname_match(krb5_context context, krb5_const_principal matching,
krb5_const_principal princ)
{
if (matching == NULL)
return TRUE;
if (matching->type != KRB5_NT_SRV_HST || matching->length != 2)
return krb5_principal_compare(context, matching, princ);
/* Check the realm if present in matching. */
if (matching->realm.length != 0 && !data_eq(matching->realm, princ->realm))
return FALSE;
/* Check the service name (must be present in matching). */
if (!data_eq(matching->data[0], princ->data[0]))
return FALSE;
/* Check the hostname if present in matching and not ignored. */
if (matching->data[1].length != 0 && !context->ignore_acceptor_hostname &&
!data_eq(matching->data[1], princ->data[1]))
return FALSE;
/* All elements match. */
return TRUE;
}
|