xref: /freebsd/lib/libgssapi/gss_pname_to_uid.c (revision 624e87b673064ae228b79cde11b82f1ad7502bc3)
1  /*-
2   * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3   *
4   * Copyright (c) 2008 Isilon Inc http://www.isilon.com/
5   * Authors: Doug Rabson <dfr@rabson.org>
6   * Developed with Red Inc: Alfred Perlstein <alfred@freebsd.org>
7   *
8   * Redistribution and use in source and binary forms, with or without
9   * modification, are permitted provided that the following conditions
10   * are met:
11   * 1. Redistributions of source code must retain the above copyright
12   *    notice, this list of conditions and the following disclaimer.
13   * 2. Redistributions in binary form must reproduce the above copyright
14   *    notice, this list of conditions and the following disclaimer in the
15   *    documentation and/or other materials provided with the distribution.
16   *
17   * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18   * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20   * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21   * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23   * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24   * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25   * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26   * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27   * SUCH DAMAGE.
28   */
29  /* $FreeBSD$ */
30  
31  #include <unistd.h>
32  #include <gssapi/gssapi.h>
33  
34  #include "mech_switch.h"
35  #include "name.h"
36  #include "utils.h"
37  
38  OM_uint32
39  gss_pname_to_uid(OM_uint32 *minor_status, const gss_name_t pname,
40      const gss_OID mech, uid_t *uidp)
41  {
42  	struct _gss_name *name = (struct _gss_name *) pname;
43  	struct _gss_mech_switch *m;
44  	struct _gss_mechanism_name *mn;
45  	OM_uint32 major_status;
46  
47  	*minor_status = 0;
48  
49  	if (pname == GSS_C_NO_NAME)
50  		return (GSS_S_BAD_NAME);
51  
52  	m = _gss_find_mech_switch(mech);
53  	if (!m)
54  		return (GSS_S_BAD_MECH);
55  
56  	if (m->gm_pname_to_uid == NULL)
57  		return (GSS_S_UNAVAILABLE);
58  
59  	major_status = _gss_find_mn(minor_status, name, mech, &mn);
60  	if (major_status != GSS_S_COMPLETE) {
61  		_gss_mg_error(m, major_status, *minor_status);
62  		return (major_status);
63  	}
64  
65  	major_status = (*m->gm_pname_to_uid)(minor_status, mn->gmn_name,
66  	    mech, uidp);
67  	if (major_status != GSS_S_COMPLETE)
68  		_gss_mg_error(m, major_status, *minor_status);
69  
70  	return (major_status);
71  }
72