xref: /freebsd/crypto/heimdal/lib/gssapi/ntlm/display_name.c (revision 8ddb146abcdf061be9f2c0db7e391697dafad85c)
1 /*
2  * Copyright (c) 1997 - 2003 Kungliga Tekniska Högskolan
3  * (Royal Institute of Technology, Stockholm, Sweden).
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  *
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  *
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  * 3. Neither the name of the Institute nor the names of its contributors
18  *    may be used to endorse or promote products derived from this software
19  *    without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31  * SUCH DAMAGE.
32  */
33 
34 #include "ntlm.h"
35 
36 OM_uint32 GSSAPI_CALLCONV
37 _gss_ntlm_display_name
38            (OM_uint32 * minor_status,
39             const gss_name_t input_name,
40             gss_buffer_t output_name_buffer,
41             gss_OID * output_name_type
42            )
43 {
44     *minor_status = 0;
45 
46     if (output_name_type)
47 	*output_name_type = GSS_NTLM_MECHANISM;
48 
49     if (output_name_buffer) {
50 	ntlm_name n = (ntlm_name)input_name;
51 	char *str = NULL;
52 	int len;
53 
54 	output_name_buffer->length = 0;
55 	output_name_buffer->value = NULL;
56 
57 	if (n == NULL) {
58 	    *minor_status = 0;
59 	    return GSS_S_BAD_NAME;
60 	}
61 
62 	len = asprintf(&str, "%s@%s", n->user, n->domain);
63 	if (len < 0 || str == NULL) {
64 	    *minor_status = ENOMEM;
65 	    return GSS_S_FAILURE;
66 	}
67 	output_name_buffer->length = len;
68 	output_name_buffer->value = str;
69     }
70     return GSS_S_COMPLETE;
71 }
72