xref: /freebsd/crypto/krb5/src/lib/gssapi/mechglue/g_rel_name_mapping.c (revision 7f2fe78b9dd5f51c821d771b63d2e096f6fd49e9)
1 /* -*- mode: c; indent-tabs-mode: nil -*- */
2 /*
3  * Copyright 2009 by the Massachusetts Institute of Technology.
4  * All Rights Reserved.
5  *
6  * Export of this software from the United States of America may
7  *   require a specific license from the United States Government.
8  *   It is the responsibility of any person or organization contemplating
9  *   export to obtain such a license before exporting.
10  *
11  * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
12  * distribute this software and its documentation for any purpose and
13  * without fee is hereby granted, provided that the above copyright
14  * notice appear in all copies and that both that copyright notice and
15  * this permission notice appear in supporting documentation, and that
16  * the name of M.I.T. not be used in advertising or publicity pertaining
17  * to distribution of the software without specific, written prior
18  * permission.  Furthermore if you modify this software you must label
19  * your software as modified software and not distribute it in such a
20  * fashion that it might be confused with the original M.I.T. software.
21  * M.I.T. makes no representations about the suitability of
22  * this software for any purpose.  It is provided "as is" without express
23  * or implied warranty.
24  */
25 
26 /* Glue routine for gss_release_any_name_mapping */
27 
28 #include "mglueP.h"
29 
30 OM_uint32 KRB5_CALLCONV
gss_release_any_name_mapping(OM_uint32 * minor_status,gss_name_t name,gss_buffer_t type_id,gss_any_t * input)31 gss_release_any_name_mapping(OM_uint32 *minor_status,
32                              gss_name_t name,
33                              gss_buffer_t type_id,
34                              gss_any_t *input)
35 {
36     OM_uint32           status;
37     gss_union_name_t    union_name;
38     gss_mechanism       mech;
39 
40     if (minor_status == NULL)
41         return GSS_S_CALL_INACCESSIBLE_WRITE;
42     *minor_status = 0;
43 
44     if (name == GSS_C_NO_NAME)
45         return GSS_S_CALL_INACCESSIBLE_READ | GSS_S_BAD_NAME;
46 
47     if (type_id == GSS_C_NO_BUFFER)
48         return GSS_S_CALL_INACCESSIBLE_READ;
49 
50     if (input == NULL)
51         return GSS_S_CALL_INACCESSIBLE_READ;
52 
53     union_name = (gss_union_name_t)name;
54 
55     if (union_name->mech_type == GSS_C_NO_OID)
56         return GSS_S_UNAVAILABLE;
57 
58     mech = gssint_get_mechanism(name->mech_type);
59     if (mech == NULL)
60         return GSS_S_BAD_NAME;
61 
62     if (mech->gss_release_any_name_mapping == NULL)
63         return GSS_S_UNAVAILABLE;
64 
65     status = (*mech->gss_release_any_name_mapping)(minor_status,
66                                                    union_name->mech_name,
67                                                    type_id,
68                                                    input);
69     if (status != GSS_S_COMPLETE)
70         map_error(minor_status, mech);
71 
72     return status;
73 }
74