xref: /illumos-gate/usr/src/lib/gss_mechs/mech_krb5/crypto/valid_enctype.c (revision 505d05c73a6e56769f263d4803b22eddd168ee24)
1 /*
2  * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
3  * Use is subject to license terms.
4  */
5 
6 #pragma ident	"%Z%%M%	%I%	%E% SMI"
7 
8 /*
9  * Copyright (C) 1998 by the FundsXpress, INC.
10  *
11  * All rights reserved.
12  *
13  * Export of this software from the United States of America may require
14  * a specific license from the United States Government.  It is the
15  * responsibility of any person or organization contemplating export to
16  * obtain such a license before exporting.
17  *
18  * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
19  * distribute this software and its documentation for any purpose and
20  * without fee is hereby granted, provided that the above copyright
21  * notice appear in all copies and that both that copyright notice and
22  * this permission notice appear in supporting documentation, and that
23  * the name of FundsXpress. not be used in advertising or publicity pertaining
24  * to distribution of the software without specific, written prior
25  * permission.  FundsXpress makes no representations about the suitability of
26  * this software for any purpose.  It is provided "as is" without express
27  * or implied warranty.
28  *
29  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
30  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
31  * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
32  */
33 
34 #include <k5-int.h>
35 #include <etypes.h>
36 
37 krb5_boolean KRB5_CALLCONV
38 krb5_c_valid_enctype(krb5_enctype etype)
39 {
40     int i;
41 
42     for (i=0; i<krb5_enctypes_length; i++) {
43 	if (krb5_enctypes_list[i].etype == etype)
44 	    return(1);
45     }
46 
47     return(0);
48 }
49 
50 krb5_boolean KRB5_CALLCONV
51 valid_enctype(krb5_enctype etype)
52 {
53     return krb5_c_valid_enctype (etype);
54 }
55 
56 /* Solaris kerberos:
57  *
58  * is_in_keytype(): returns 1 if enctype == one of the enctypes in keytype
59  * otherwise 0 is returned.
60  */
61 krb5_boolean KRB5_CALLCONV
62 is_in_keytype(keytype, numkeytypes, enctype)
63     krb5_const krb5_enctype	*keytype;
64     int			numkeytypes;
65     krb5_enctype	enctype;
66 {
67     int i;
68 
69     KRB5_LOG(KRB5_INFO, "is_in_keytype() enctype = %d", enctype);
70     KRB5_LOG(KRB5_INFO, "is_in_keytype() numkeytypes = %d", numkeytypes);
71 
72     if (keytype == NULL || numkeytypes <= 0) {
73 	return(0);
74     }
75 
76     for (i = 0; i < numkeytypes; i++) {
77 
78 	KRB5_LOG1(KRB5_INFO, "is_in_keytype() keytype[%d] = %d",
79 		i, keytype[i]);
80 
81 	if (keytype[i] == enctype) {
82 	    KRB5_LOG0(KRB5_INFO, "is_in_keytype() end true");
83 	    return(1);
84 	}
85     }
86 
87     KRB5_LOG0(KRB5_INFO, "is_in_keytype() end false");
88     return(0);
89 }
90