2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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>
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
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.
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
34 #include "krb5/gsskrb5_locl.h"
37 _gsskrb5_pname_to_uid(OM_uint32 *minor_status, const gss_name_t pname,
38 const gss_OID mech, uid_t *uidp)
41 krb5_const_principal name = (krb5_const_principal) pname;
43 char lname[MAXLOGNAME + 1], buf[1024], *bufp;
44 struct passwd pwd, *pw;
48 static size_t buflen_hint = 1024;
50 GSSAPI_KRB5_INIT (&context);
52 kret = krb5_aname_to_localname(context, name, sizeof(lname), lname);
55 return (GSS_S_FAILURE);
63 if (buflen > sizeof(buf))
64 bufp = malloc(buflen);
67 error = getpwnam_r(lname, &pwd, bufp, buflen, &pw);
70 if (buflen > sizeof(buf))
73 if (buflen > buflen_hint)
82 if (bufp != NULL && buflen > sizeof(buf))