xref: /netbsd-src/crypto/external/bsd/heimdal/dist/lib/gssapi/krb5/pname_to_uid.c (revision d3273b5b76f5afaafe308cead5511dbb8df8c5e9)
1 /*	$NetBSD: pname_to_uid.c,v 1.2 2017/01/28 21:31:46 christos Exp $	*/
2 
3 /*
4  * Copyright (c) 2011, PADL Software Pty Ltd.
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  *
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  *
14  * 2. Redistributions in binary form must reproduce the above copyright
15  *    notice, this list of conditions and the following disclaimer in the
16  *    documentation and/or other materials provided with the distribution.
17  *
18  * 3. Neither the name of PADL Software nor the names of its contributors
19  *    may be used to endorse or promote products derived from this software
20  *    without specific prior written permission.
21  *
22  * THIS SOFTWARE IS PROVIDED BY PADL SOFTWARE AND CONTRIBUTORS ``AS IS'' AND
23  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25  * ARE DISCLAIMED.  IN NO EVENT SHALL PADL SOFTWARE OR CONTRIBUTORS BE LIABLE
26  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32  * SUCH DAMAGE.
33  */
34 
35 #include "gsskrb5_locl.h"
36 
37 OM_uint32 GSSAPI_CALLCONV
_gsskrb5_localname(OM_uint32 * minor_status,gss_const_name_t pname,const gss_OID mech_type,gss_buffer_t localname)38 _gsskrb5_localname(OM_uint32 *minor_status,
39                    gss_const_name_t pname,
40                    const gss_OID mech_type,
41                    gss_buffer_t localname)
42 {
43     krb5_error_code ret;
44     krb5_context context;
45     krb5_const_principal princ = (krb5_const_principal)pname;
46     char lnamebuf[256];
47 
48     GSSAPI_KRB5_INIT(&context);
49 
50     *minor_status = 0;
51 
52     ret = krb5_aname_to_localname(context, princ,
53                                   sizeof(lnamebuf), lnamebuf);
54     if (ret != 0) {
55         *minor_status = ret;
56         return GSS_S_FAILURE;
57     }
58 
59     localname->length = strlen(lnamebuf);
60 
61     localname->value = malloc(localname->length + 1);
62     if (localname->value == NULL) {
63         localname->length = 0;
64         *minor_status = ENOMEM;
65         return GSS_S_FAILURE;
66     }
67 
68     memcpy(localname->value, lnamebuf, localname->length + 1);
69     *minor_status = 0;
70 
71     return GSS_S_COMPLETE;
72 }
73