xref: /freebsd/crypto/heimdal/lib/gssapi/mech/gss_get_name_attribute.c (revision 641a6cfb86023499caafe26a4d821a0b885cf00b)
1 /*
2  * Copyright (c) 2010, PADL Software Pty Ltd.
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  *
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  *
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * 3. Neither the name of PADL Software nor the names of its contributors
17  *    may be used to endorse or promote products derived from this software
18  *    without specific prior written permission.
19  *
20  * THIS SOFTWARE IS PROVIDED BY PADL SOFTWARE AND CONTRIBUTORS ``AS IS'' AND
21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23  * ARE DISCLAIMED.  IN NO EVENT SHALL PADL SOFTWARE OR CONTRIBUTORS BE LIABLE
24  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30  * SUCH DAMAGE.
31  */
32 
33 #include "mech_locl.h"
34 
35 GSSAPI_LIB_FUNCTION OM_uint32 GSSAPI_LIB_CALL
36 gss_get_name_attribute(OM_uint32 *minor_status,
37 		       gss_name_t input_name,
38 		       gss_buffer_t attr,
39 		       int *authenticated,
40 		       int *complete,
41 		       gss_buffer_t value,
42 		       gss_buffer_t display_value,
43 		       int *more)
44 {
45     OM_uint32 major_status = GSS_S_UNAVAILABLE;
46     struct _gss_name *name = (struct _gss_name *) input_name;
47     struct _gss_mechanism_name *mn;
48 
49     *minor_status = 0;
50     if (authenticated != NULL)
51         *authenticated = 0;
52     if (complete != NULL)
53         *complete = 0;
54     _mg_buffer_zero(value);
55     _mg_buffer_zero(display_value);
56 
57     if (input_name == GSS_C_NO_NAME)
58         return GSS_S_BAD_NAME;
59 
60     HEIM_SLIST_FOREACH(mn, &name->gn_mn, gmn_link) {
61         gssapi_mech_interface m = mn->gmn_mech;
62 
63         if (!m->gm_get_name_attribute)
64             continue;
65 
66         major_status = m->gm_get_name_attribute(minor_status,
67                                                 mn->gmn_name,
68                                                 attr,
69                                                 authenticated,
70                                                 complete,
71                                                 value,
72                                                 display_value,
73                                                 more);
74         if (GSS_ERROR(major_status))
75             _gss_mg_error(m, major_status, *minor_status);
76         else
77             break;
78     }
79 
80     return major_status;
81 }
82