xref: /freebsd/lib/libgssapi/gss_pname_to_uid.c (revision 59e2ff550c448126b988150ce800cdf73bb5103e)
1 /*-
2  * Copyright (c) 2008 Isilon Inc http://www.isilon.com/
3  * Authors: Doug Rabson <dfr@rabson.org>
4  * Developed with Red Inc: Alfred Perlstein <alfred@freebsd.org>
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25  * SUCH DAMAGE.
26  */
27 /* $FreeBSD$ */
28 
29 #include <unistd.h>
30 #include <gssapi/gssapi.h>
31 
32 #include "mech_switch.h"
33 #include "name.h"
34 #include "utils.h"
35 
36 OM_uint32
37 gss_pname_to_uid(OM_uint32 *minor_status, const gss_name_t pname,
38     const gss_OID mech, uid_t *uidp)
39 {
40 	struct _gss_name *name = (struct _gss_name *) pname;
41 	struct _gss_mech_switch *m;
42 	struct _gss_mechanism_name *mn;
43 	OM_uint32 major_status;
44 
45 	*minor_status = 0;
46 
47 	if (pname == GSS_C_NO_NAME)
48 		return (GSS_S_BAD_NAME);
49 
50 	m = _gss_find_mech_switch(mech);
51 	if (!m)
52 		return (GSS_S_BAD_MECH);
53 
54 	if (m->gm_pname_to_uid == NULL)
55 		return (GSS_S_UNAVAILABLE);
56 
57 	major_status = _gss_find_mn(minor_status, name, mech, &mn);
58 	if (major_status != GSS_S_COMPLETE) {
59 		_gss_mg_error(m, major_status, *minor_status);
60 		return (major_status);
61 	}
62 
63 	major_status = (*m->gm_pname_to_uid)(minor_status, mn->gmn_name,
64 	    mech, uidp);
65 	if (major_status != GSS_S_COMPLETE)
66 		_gss_mg_error(m, major_status, *minor_status);
67 
68 	return (major_status);
69 }
70