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_get_name_attribute */
27
28 #include "mglueP.h"
29
30 OM_uint32 KRB5_CALLCONV
gss_get_name_attribute(OM_uint32 * minor_status,gss_name_t name,gss_buffer_t attr,int * authenticated,int * complete,gss_buffer_t value,gss_buffer_t display_value,int * more)31 gss_get_name_attribute(OM_uint32 *minor_status,
32 gss_name_t name,
33 gss_buffer_t attr,
34 int *authenticated,
35 int *complete,
36 gss_buffer_t value,
37 gss_buffer_t display_value,
38 int *more)
39 {
40 OM_uint32 status;
41 gss_union_name_t union_name;
42 gss_mechanism mech;
43
44 if (minor_status != NULL)
45 *minor_status = 0;
46 if (authenticated != NULL)
47 *authenticated = 0;
48 if (complete != NULL)
49 *complete = 0;
50 if (value != GSS_C_NO_BUFFER) {
51 value->value = NULL;
52 value->length = 0;
53 }
54 if (display_value != GSS_C_NO_BUFFER) {
55 display_value->value = NULL;
56 display_value->length = 0;
57 }
58
59 if (minor_status == NULL)
60 return GSS_S_CALL_INACCESSIBLE_WRITE;
61
62 if (name == GSS_C_NO_NAME)
63 return GSS_S_CALL_INACCESSIBLE_READ | GSS_S_BAD_NAME;
64 if (attr == GSS_C_NO_BUFFER)
65 return GSS_S_CALL_INACCESSIBLE_READ;
66 if (more == NULL)
67 return GSS_S_CALL_INACCESSIBLE_WRITE;
68
69 union_name = (gss_union_name_t)name;
70
71 if (union_name->mech_type == GSS_C_NO_OID)
72 return GSS_S_UNAVAILABLE;
73
74 mech = gssint_get_mechanism(name->mech_type);
75 if (mech == NULL)
76 return GSS_S_BAD_NAME;
77
78 if (mech->gss_get_name_attribute == NULL)
79 return GSS_S_UNAVAILABLE;
80
81 status = (*mech->gss_get_name_attribute)(minor_status,
82 union_name->mech_name,
83 attr,
84 authenticated,
85 complete,
86 value,
87 display_value,
88 more);
89 if (status != GSS_S_COMPLETE)
90 map_error(minor_status, mech);
91
92 return status;
93 }
94