1/*
2 * Copyright (c) 2004, PADL Software Pty Ltd.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions and the following disclaimer.
11 *
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 *
16 * 3. Neither the name of PADL Software nor the names of its contributors
17 *    may be used to endorse or promote products derived from this software
18 *    without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY PADL SOFTWARE AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED.  IN NO EVENT SHALL PADL SOFTWARE OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 */
32
33#include "spnego_locl.h"
34#include <gssapi_mech.h>
35
36/*
37 * RFC2478, SPNEGO:
38 *  The security mechanism of the initial
39 *  negotiation token is identified by the Object Identifier
40 *  iso.org.dod.internet.security.mechanism.snego (1.3.6.1.5.5.2).
41 */
42#if 0
43static gss_mo_desc spnego_mo[] = {
44    {
45	GSS_C_MA_SASL_MECH_NAME,
46	GSS_MO_MA,
47	"SASL mech name",
48	rk_UNCONST("SPNEGO"),
49	_gss_mo_get_ctx_as_string,
50	NULL
51    },
52    {
53	GSS_C_MA_MECH_NAME,
54	GSS_MO_MA,
55	"Mechanism name",
56	rk_UNCONST("SPNEGO"),
57	_gss_mo_get_ctx_as_string,
58	NULL
59    },
60    {
61	GSS_C_MA_MECH_DESCRIPTION,
62	GSS_MO_MA,
63	"Mechanism description",
64	rk_UNCONST("Heimdal SPNEGO Mechanism"),
65	_gss_mo_get_ctx_as_string,
66	NULL
67    },
68    {
69	GSS_C_MA_MECH_NEGO,
70	GSS_MO_MA
71    },
72    {
73	GSS_C_MA_MECH_PSEUDO,
74	GSS_MO_MA
75    }
76};
77#endif
78
79static gssapi_mech_interface_desc spnego_mech = {
80    GMI_VERSION,
81    "spnego",
82    {6, rk_UNCONST("\x2b\x06\x01\x05\x05\x02") },
83    0,
84    _gss_spnego_acquire_cred,
85    _gss_spnego_release_cred,
86    _gss_spnego_init_sec_context,
87    _gss_spnego_accept_sec_context,
88    _gss_spnego_process_context_token,
89    _gss_spnego_internal_delete_sec_context,
90    _gss_spnego_context_time,
91    _gss_spnego_get_mic,
92    _gss_spnego_verify_mic,
93    _gss_spnego_wrap,
94    _gss_spnego_unwrap,
95    NULL, /* gm_display_status */
96    NULL, /* gm_indicate_mechs */
97    _gss_spnego_compare_name,
98    _gss_spnego_display_name,
99    _gss_spnego_import_name,
100    _gss_spnego_export_name,
101    _gss_spnego_release_name,
102    _gss_spnego_inquire_cred,
103    _gss_spnego_inquire_context,
104    _gss_spnego_wrap_size_limit,
105    gss_add_cred,
106    _gss_spnego_inquire_cred_by_mech,
107    _gss_spnego_export_sec_context,
108    _gss_spnego_import_sec_context,
109    NULL /* _gss_spnego_inquire_names_for_mech */,
110    _gss_spnego_inquire_mechs_for_name,
111    _gss_spnego_canonicalize_name,
112    _gss_spnego_duplicate_name,
113    _gss_spnego_inquire_sec_context_by_oid,
114    _gss_spnego_inquire_cred_by_oid,
115    _gss_spnego_set_sec_context_option,
116    _gss_spnego_set_cred_option,
117    _gss_spnego_pseudo_random,
118#if 0
119    _gss_spnego_wrap_iov,
120    _gss_spnego_unwrap_iov,
121    _gss_spnego_wrap_iov_length,
122#else
123    NULL,
124    NULL,
125    NULL,
126#endif
127    NULL,
128#if 0
129    _gss_spnego_export_cred,
130    _gss_spnego_import_cred,
131#else
132    NULL,
133    NULL,
134#endif
135    NULL,
136    NULL,
137    NULL,
138    NULL,
139    NULL,
140    NULL,
141    NULL,
142#if 0
143    spnego_mo,
144    sizeof(spnego_mo) / sizeof(spnego_mo[0]),
145#else
146    NULL,
147    0,
148#endif
149    NULL,
150    NULL,
151    NULL,
152    NULL,
153    NULL,
154    NULL,
155};
156
157gssapi_mech_interface
158__gss_spnego_initialize(void)
159{
160	return &spnego_mech;
161}
162