1/*	$NetBSD: import_name.c,v 1.2 2017/01/28 21:31:46 christos Exp $	*/
2
3/*
4 * Copyright (c) 1997 - 2003 Kungliga Tekniska H��gskolan
5 * (Royal Institute of Technology, Stockholm, Sweden).
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * 1. Redistributions of source code must retain the above copyright
13 *    notice, this list of conditions and the following disclaimer.
14 *
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in the
17 *    documentation and/or other materials provided with the distribution.
18 *
19 * 3. Neither the name of the Institute nor the names of its contributors
20 *    may be used to endorse or promote products derived from this software
21 *    without specific prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * SUCH DAMAGE.
34 */
35
36#include "ntlm.h"
37
38OM_uint32 GSSAPI_CALLCONV
39_gss_ntlm_import_name
40           (OM_uint32 * minor_status,
41            const gss_buffer_t input_name_buffer,
42            const gss_OID input_name_type,
43            gss_name_t * output_name
44           )
45{
46    char *name, *p, *p2;
47    int is_hostnamed;
48    int is_username;
49    ntlm_name n;
50
51    *minor_status = 0;
52
53    if (output_name == NULL)
54	return GSS_S_CALL_INACCESSIBLE_WRITE;
55
56    *output_name = GSS_C_NO_NAME;
57
58    is_hostnamed = gss_oid_equal(input_name_type, GSS_C_NT_HOSTBASED_SERVICE);
59    is_username = gss_oid_equal(input_name_type, GSS_C_NT_USER_NAME);
60
61    if (!is_hostnamed && !is_username)
62	return GSS_S_BAD_NAMETYPE;
63
64    name = malloc(input_name_buffer->length + 1);
65    if (name == NULL) {
66	*minor_status = ENOMEM;
67	return GSS_S_FAILURE;
68    }
69    memcpy(name, input_name_buffer->value, input_name_buffer->length);
70    name[input_name_buffer->length] = '\0';
71
72    /* find "domain" part of the name and uppercase it */
73    p = strchr(name, '@');
74    if (p == NULL) {
75        free(name);
76	return GSS_S_BAD_NAME;
77    }
78    p[0] = '\0';
79    p++;
80    p2 = strchr(p, '.');
81    if (p2 && p2[1] != '\0') {
82	if (is_hostnamed) {
83	    p = p2 + 1;
84	    p2 = strchr(p, '.');
85	}
86	if (p2)
87	    *p2 = '\0';
88    }
89    strupr(p);
90
91    n = calloc(1, sizeof(*n));
92    if (n == NULL) {
93	free(name);
94	*minor_status = ENOMEM;
95	return GSS_S_FAILURE;
96    }
97
98    n->user = strdup(name);
99    n->domain = strdup(p);
100
101    free(name);
102
103    if (n->user == NULL || n->domain == NULL) {
104	free(n->user);
105	free(n->domain);
106	free(n);
107	*minor_status = ENOMEM;
108	return GSS_S_FAILURE;
109    }
110
111    *output_name = (gss_name_t)n;
112
113    return GSS_S_COMPLETE;
114}
115