1*ae771770SStanislav Sedov /*
2*ae771770SStanislav Sedov * Copyright (c) 2011, PADL Software Pty Ltd.
3*ae771770SStanislav Sedov * All rights reserved.
4*ae771770SStanislav Sedov *
5*ae771770SStanislav Sedov * Redistribution and use in source and binary forms, with or without
6*ae771770SStanislav Sedov * modification, are permitted provided that the following conditions
7*ae771770SStanislav Sedov * are met:
8*ae771770SStanislav Sedov *
9*ae771770SStanislav Sedov * 1. Redistributions of source code must retain the above copyright
10*ae771770SStanislav Sedov * notice, this list of conditions and the following disclaimer.
11*ae771770SStanislav Sedov *
12*ae771770SStanislav Sedov * 2. Redistributions in binary form must reproduce the above copyright
13*ae771770SStanislav Sedov * notice, this list of conditions and the following disclaimer in the
14*ae771770SStanislav Sedov * documentation and/or other materials provided with the distribution.
15*ae771770SStanislav Sedov *
16*ae771770SStanislav Sedov * 3. Neither the name of PADL Software nor the names of its contributors
17*ae771770SStanislav Sedov * may be used to endorse or promote products derived from this software
18*ae771770SStanislav Sedov * without specific prior written permission.
19*ae771770SStanislav Sedov *
20*ae771770SStanislav Sedov * THIS SOFTWARE IS PROVIDED BY PADL SOFTWARE AND CONTRIBUTORS ``AS IS'' AND
21*ae771770SStanislav Sedov * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22*ae771770SStanislav Sedov * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23*ae771770SStanislav Sedov * ARE DISCLAIMED. IN NO EVENT SHALL PADL SOFTWARE OR CONTRIBUTORS BE LIABLE
24*ae771770SStanislav Sedov * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25*ae771770SStanislav Sedov * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26*ae771770SStanislav Sedov * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27*ae771770SStanislav Sedov * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28*ae771770SStanislav Sedov * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29*ae771770SStanislav Sedov * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30*ae771770SStanislav Sedov * SUCH DAMAGE.
31*ae771770SStanislav Sedov */
32*ae771770SStanislav Sedov
33*ae771770SStanislav Sedov #include "gsskrb5_locl.h"
34*ae771770SStanislav Sedov
35*ae771770SStanislav Sedov OM_uint32 GSSAPI_CALLCONV
_gsskrb5_pname_to_uid(OM_uint32 * minor_status,const gss_name_t pname,const gss_OID mech_type,uid_t * uidp)36*ae771770SStanislav Sedov _gsskrb5_pname_to_uid(OM_uint32 *minor_status,
37*ae771770SStanislav Sedov const gss_name_t pname,
38*ae771770SStanislav Sedov const gss_OID mech_type,
39*ae771770SStanislav Sedov uid_t *uidp)
40*ae771770SStanislav Sedov {
41*ae771770SStanislav Sedov #ifdef NO_LOCALNAME
42*ae771770SStanislav Sedov *minor_status = KRB5_NO_LOCALNAME;
43*ae771770SStanislav Sedov return GSS_S_FAILURE;
44*ae771770SStanislav Sedov #else
45*ae771770SStanislav Sedov krb5_error_code ret;
46*ae771770SStanislav Sedov krb5_context context;
47*ae771770SStanislav Sedov krb5_const_principal princ = (krb5_const_principal)pname;
48*ae771770SStanislav Sedov char localname[256];
49*ae771770SStanislav Sedov #ifdef POSIX_GETPWNAM_R
50*ae771770SStanislav Sedov char pwbuf[2048];
51*ae771770SStanislav Sedov struct passwd pw, *pwd;
52*ae771770SStanislav Sedov #else
53*ae771770SStanislav Sedov struct passwd *pwd;
54*ae771770SStanislav Sedov #endif
55*ae771770SStanislav Sedov
56*ae771770SStanislav Sedov GSSAPI_KRB5_INIT(&context);
57*ae771770SStanislav Sedov
58*ae771770SStanislav Sedov *minor_status = 0;
59*ae771770SStanislav Sedov
60*ae771770SStanislav Sedov ret = krb5_aname_to_localname(context, princ,
61*ae771770SStanislav Sedov sizeof(localname), localname);
62*ae771770SStanislav Sedov if (ret != 0) {
63*ae771770SStanislav Sedov *minor_status = ret;
64*ae771770SStanislav Sedov return GSS_S_FAILURE;
65*ae771770SStanislav Sedov }
66*ae771770SStanislav Sedov
67*ae771770SStanislav Sedov #ifdef POSIX_GETPWNAM_R
68*ae771770SStanislav Sedov if (getpwnam_r(localname, &pw, pwbuf, sizeof(pwbuf), &pwd) != 0) {
69*ae771770SStanislav Sedov *minor_status = KRB5_NO_LOCALNAME;
70*ae771770SStanislav Sedov return GSS_S_FAILURE;
71*ae771770SStanislav Sedov }
72*ae771770SStanislav Sedov #else
73*ae771770SStanislav Sedov pwd = getpwnam(localname);
74*ae771770SStanislav Sedov #endif
75*ae771770SStanislav Sedov
76*ae771770SStanislav Sedov if (pwd == NULL) {
77*ae771770SStanislav Sedov *minor_status = KRB5_NO_LOCALNAME;
78*ae771770SStanislav Sedov return GSS_S_FAILURE;
79*ae771770SStanislav Sedov }
80*ae771770SStanislav Sedov
81*ae771770SStanislav Sedov *uidp = pwd->pw_uid;
82*ae771770SStanislav Sedov
83*ae771770SStanislav Sedov return GSS_S_COMPLETE;
84*ae771770SStanislav Sedov #endif /* NO_LOCALNAME */
85*ae771770SStanislav Sedov }
86