xref: /netbsd-src/crypto/external/bsd/heimdal/dist/lib/gssapi/krb5/display_name.c (revision d3273b5b76f5afaafe308cead5511dbb8df8c5e9)
1*d3273b5bSchristos /*	$NetBSD: display_name.c,v 1.2 2017/01/28 21:31:46 christos Exp $	*/
2ca1c9b0cSelric 
3ca1c9b0cSelric /*
4ca1c9b0cSelric  * Copyright (c) 1997 - 2003 Kungliga Tekniska Högskolan
5ca1c9b0cSelric  * (Royal Institute of Technology, Stockholm, Sweden).
6ca1c9b0cSelric  * All rights reserved.
7ca1c9b0cSelric  *
8ca1c9b0cSelric  * Redistribution and use in source and binary forms, with or without
9ca1c9b0cSelric  * modification, are permitted provided that the following conditions
10ca1c9b0cSelric  * are met:
11ca1c9b0cSelric  *
12ca1c9b0cSelric  * 1. Redistributions of source code must retain the above copyright
13ca1c9b0cSelric  *    notice, this list of conditions and the following disclaimer.
14ca1c9b0cSelric  *
15ca1c9b0cSelric  * 2. Redistributions in binary form must reproduce the above copyright
16ca1c9b0cSelric  *    notice, this list of conditions and the following disclaimer in the
17ca1c9b0cSelric  *    documentation and/or other materials provided with the distribution.
18ca1c9b0cSelric  *
19ca1c9b0cSelric  * 3. Neither the name of the Institute nor the names of its contributors
20ca1c9b0cSelric  *    may be used to endorse or promote products derived from this software
21ca1c9b0cSelric  *    without specific prior written permission.
22ca1c9b0cSelric  *
23ca1c9b0cSelric  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
24ca1c9b0cSelric  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25ca1c9b0cSelric  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26ca1c9b0cSelric  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
27ca1c9b0cSelric  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28ca1c9b0cSelric  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29ca1c9b0cSelric  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30ca1c9b0cSelric  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31ca1c9b0cSelric  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32ca1c9b0cSelric  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33ca1c9b0cSelric  * SUCH DAMAGE.
34ca1c9b0cSelric  */
35ca1c9b0cSelric 
36ca1c9b0cSelric #include "gsskrb5_locl.h"
37ca1c9b0cSelric 
_gsskrb5_display_name(OM_uint32 * minor_status,gss_const_name_t input_name,gss_buffer_t output_name_buffer,gss_OID * output_name_type)38ca1c9b0cSelric OM_uint32 GSSAPI_CALLCONV _gsskrb5_display_name
39ca1c9b0cSelric            (OM_uint32 * minor_status,
40b9d004c6Schristos             gss_const_name_t input_name,
41ca1c9b0cSelric             gss_buffer_t output_name_buffer,
42ca1c9b0cSelric             gss_OID * output_name_type
43ca1c9b0cSelric            )
44ca1c9b0cSelric {
45ca1c9b0cSelric     krb5_context context;
46ca1c9b0cSelric     krb5_const_principal name = (krb5_const_principal)input_name;
47ca1c9b0cSelric     krb5_error_code kret;
48ca1c9b0cSelric     char *buf;
49ca1c9b0cSelric     size_t len;
50ca1c9b0cSelric 
51ca1c9b0cSelric     GSSAPI_KRB5_INIT (&context);
52ca1c9b0cSelric 
53ca1c9b0cSelric     kret = krb5_unparse_name_flags (context, name,
54ca1c9b0cSelric 				    KRB5_PRINCIPAL_UNPARSE_DISPLAY, &buf);
55ca1c9b0cSelric     if (kret) {
56ca1c9b0cSelric 	*minor_status = kret;
57ca1c9b0cSelric 	return GSS_S_FAILURE;
58ca1c9b0cSelric     }
59ca1c9b0cSelric     len = strlen (buf);
60ca1c9b0cSelric     output_name_buffer->length = len;
61ca1c9b0cSelric     output_name_buffer->value  = malloc(len + 1);
62ca1c9b0cSelric     if (output_name_buffer->value == NULL) {
63ca1c9b0cSelric 	free (buf);
64ca1c9b0cSelric 	*minor_status = ENOMEM;
65ca1c9b0cSelric 	return GSS_S_FAILURE;
66ca1c9b0cSelric     }
67ca1c9b0cSelric     memcpy (output_name_buffer->value, buf, len);
68ca1c9b0cSelric     ((char *)output_name_buffer->value)[len] = '\0';
69ca1c9b0cSelric     free (buf);
70ca1c9b0cSelric     if (output_name_type)
71ca1c9b0cSelric 	*output_name_type = GSS_KRB5_NT_PRINCIPAL_NAME;
72ca1c9b0cSelric     *minor_status = 0;
73ca1c9b0cSelric     return GSS_S_COMPLETE;
74ca1c9b0cSelric }
75