1 /*
2  * lib/gssapi/krb5/inq_names.c
3  *
4  * Copyright 1995 by the Massachusetts Institute of Technology.
5  * All Rights Reserved.
6  *
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.
11  *
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.
25  *
26  */
27 
28 /*
29  * inq_names.c - Return set of nametypes supported by the KRB5 mechanism.
30  */
31 #include "gssapiP_krb5.h"
32 #include "mglueP.h"
33 
34 OM_uint32
krb5_gss_inquire_names_for_mech(minor_status,mechanism,name_types)35 krb5_gss_inquire_names_for_mech(minor_status, mechanism, name_types)
36     OM_uint32	*minor_status;
37     gss_OID	mechanism;
38     gss_OID_set	*name_types;
39 {
40     OM_uint32	major, minor;
41 
42     /*
43      * We only know how to handle our own mechanism.
44      */
45     if ((mechanism != GSS_C_NULL_OID) &&
46 	!g_OID_equal(gss_mech_krb5, mechanism) &&
47 	!g_OID_equal(gss_mech_krb5_old, mechanism)) {
48 	*minor_status = 0;
49 	return(GSS_S_BAD_MECH);
50     }
51 
52     /* We're okay.  Create an empty OID set */
53     major = gss_create_empty_oid_set(minor_status, name_types);
54     if (major == GSS_S_COMPLETE) {
55 	/* Now add our members. */
56 	if (
57 	    ((major = generic_gss_add_oid_set_member(minor_status,
58 						     gss_nt_user_name,
59 						     name_types)
60 	      ) == GSS_S_COMPLETE) &&
61 	    ((major = generic_gss_add_oid_set_member(minor_status,
62 						     gss_nt_machine_uid_name,
63 						     name_types)
64 	      ) == GSS_S_COMPLETE) &&
65 	    ((major = generic_gss_add_oid_set_member(minor_status,
66 						     gss_nt_string_uid_name,
67 						     name_types)
68 	      ) == GSS_S_COMPLETE) &&
69 	    ((major = generic_gss_add_oid_set_member(minor_status,
70 						     gss_nt_service_name,
71 						     name_types)
72 	      ) == GSS_S_COMPLETE) &&
73 	    ((major = generic_gss_add_oid_set_member(minor_status,
74 						     gss_nt_service_name_v2,
75 						     name_types)
76 	      ) == GSS_S_COMPLETE) &&
77 	    ((major = generic_gss_add_oid_set_member(minor_status,
78 						     gss_nt_exported_name,
79 						     name_types)
80 	      ) == GSS_S_COMPLETE) &&
81 	    ((major = generic_gss_add_oid_set_member(minor_status,
82 						    (const gss_OID) gss_nt_krb5_name, /* Solaris Kerberos */
83 						     name_types)
84 	      ) == GSS_S_COMPLETE)
85 	    ) {
86 	    /* Solaris Kerberos */
87 	    major = generic_gss_add_oid_set_member(minor_status,
88 						  (const gss_OID) gss_nt_krb5_principal,
89 						   name_types);
90 	}
91 
92 	/*
93 	 * If we choked, then release the set, but don't overwrite the minor
94 	 * status with the release call.
95 	 */
96 	if (major != GSS_S_COMPLETE)
97 	    (void) gss_release_oid_set(&minor,
98 				       name_types);
99     }
100     return(major);
101 }
102