xref: /illumos-gate/usr/src/lib/gss_mechs/mech_krb5/mech/rel_oid.c (revision 55fea89dcaa64928bed4327112404dcb3e07b79f)
1 /*
2  * lib/gssapi/krb5/rel_oid.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  * rel_oid.c - Release an OID.
30  */
31 #include "gssapiP_krb5.h"
32 
33 /* Solaris Kerberos - resync 163 */
34 OM_uint32 generic_gss_release_oid (OM_uint32 *, gss_OID *);
35 
36 
37 OM_uint32 krb5_gss_internal_release_oid (OM_uint32 *, /* minor_status */
38 					 gss_OID * /* oid */
39     );
40 
41 OM_uint32
krb5_gss_release_oid(minor_status,oid)42 krb5_gss_release_oid(minor_status, oid)
43     OM_uint32	*minor_status;
44     gss_OID	*oid;
45 {
46     /*
47      * The V2 API says the following!
48      *
49      * gss_release_oid[()] will recognize any of the GSSAPI's own OID values,
50      * and will silently ignore attempts to free these OIDs; for other OIDs
51      * it will call the C free() routine for both the OID data and the
52      * descriptor.  This allows applications to freely mix their own heap-
53      * allocated OID values with OIDs returned by GSS-API.
54      */
55     if (krb5_gss_internal_release_oid(minor_status, oid) != GSS_S_COMPLETE) {
56 	/* Pawn it off on the generic routine */
57 	return(generic_gss_release_oid(minor_status, oid));
58     }
59     else {
60 	*oid = GSS_C_NO_OID;
61 	*minor_status = 0;
62 	return(GSS_S_COMPLETE);
63     }
64 }
65 
66 OM_uint32
krb5_gss_internal_release_oid(minor_status,oid)67 krb5_gss_internal_release_oid(minor_status, oid)
68     OM_uint32	*minor_status;
69     gss_OID	*oid;
70 {
71     /*
72      * This function only knows how to release internal OIDs. It will
73      * return GSS_S_CONTINUE_NEEDED for any OIDs it does not recognize.
74      */
75 
76     if ((*oid != gss_mech_krb5) &&
77 	(*oid != gss_mech_krb5_old) &&
78 	(*oid != gss_mech_krb5_wrong) &&
79 	(*oid != gss_nt_krb5_name) &&
80 	(*oid != gss_nt_krb5_principal)) {
81 	/* We don't know about this OID */
82 	return(GSS_S_CONTINUE_NEEDED);
83     }
84     else {
85 	*oid = GSS_C_NO_OID;
86 	*minor_status = 0;
87 	return(GSS_S_COMPLETE);
88     }
89 }
90 
91