1/*	$NetBSD: gssapi.h,v 1.4 2006/09/09 16:22:09 manu Exp $	*/
2
3/* Id: gssapi.h,v 1.5 2005/02/11 06:59:01 manubsd Exp */
4
5/*
6 * Copyright 2000 Wasabi Systems, Inc.
7 * All rights reserved.
8 *
9 * This software was written by Frank van der Linden of Wasabi Systems
10 * for Zembu Labs, Inc. http://www.zembu.com/
11 *
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
14 * are met:
15 * 1. Redistributions of source code must retain the above copyright
16 *    notice, this list of conditions and the following disclaimer.
17 * 2. Redistributions in binary form must reproduce the above copyright
18 *    notice, this list of conditions and the following disclaimer in the
19 *    documentation and/or other materials provided with the distribution.
20 * 3. The name of Wasabi Systems, Inc. may not be used to endorse
21 *    or promote products derived from this software without specific prior
22 *    written permission.
23 *
24 * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
26 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
27 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL WASABI SYSTEMS, INC
28 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
29 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
30 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
31 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
32 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
33 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
34 * POSSIBILITY OF SUCH DAMAGE.
35 */
36
37#ifdef __FreeBSD__
38#include "/usr/include/gssapi.h"
39#else
40#include <gssapi/gssapi.h>
41#endif
42
43#define GSSAPI_DEF_NAME         "host"
44
45struct ph1handle;
46struct isakmpsa;
47
48struct gssapi_ph1_state {
49	int gsscnt;			/* # of token we're working on */
50	int gsscnt_p;			/* # of token we're working on */
51
52	gss_buffer_desc gss[3];		/* gss-api tokens. */
53					/* NOTE: XXX this restricts the max # */
54					/* to 3. More should never happen */
55
56	gss_buffer_desc gss_p[3];
57
58	gss_ctx_id_t gss_context;	/* context for gss_init_sec_context */
59
60	OM_uint32 gss_status;		/* retval from gss_init_sec_context */
61	gss_cred_id_t gss_cred;		/* acquired credentials */
62
63	int gss_flags;
64#define GSSFLAG_ID_SENT		0x0001
65#define GSSFLAG_ID_RCVD		0x0001
66};
67
68#define	gssapi_get_state(ph)						\
69	((struct gssapi_ph1_state *)((ph)->gssapi_state))
70
71#define	gssapi_set_state(ph, st)					\
72	(ph)->gssapi_state = (st)
73
74#define	gssapi_more_tokens(ph)						\
75	((gssapi_get_state(ph)->gss_status & GSS_S_CONTINUE_NEEDED) != 0)
76
77int gssapi_get_itoken __P((struct ph1handle *, int *));
78int gssapi_get_rtoken __P((struct ph1handle *, int *));
79int gssapi_save_received_token __P((struct ph1handle *, vchar_t *));
80int gssapi_get_token_to_send __P((struct ph1handle *, vchar_t **));
81int gssapi_get_itokens __P((struct ph1handle *, vchar_t **));
82int gssapi_get_rtokens __P((struct ph1handle *, vchar_t **));
83vchar_t *gssapi_wraphash __P((struct ph1handle *));
84vchar_t *gssapi_unwraphash __P((struct ph1handle *));
85void gssapi_set_id_sent __P((struct ph1handle *));
86int gssapi_id_sent __P((struct ph1handle *));
87void gssapi_set_id_rcvd __P((struct ph1handle *));
88int gssapi_id_rcvd __P((struct ph1handle *));
89void gssapi_free_state __P((struct ph1handle *));
90vchar_t *gssapi_get_id __P((struct ph1handle *));
91vchar_t *gssapi_get_default_gss_id __P((void));
92