1/*-
2 * SPDX-License-Identifier: BSD-3-Clause
3 *
4 * Copyright (c) 2004, PADL Software Pty Ltd.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 *
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice, this list of conditions and the following disclaimer.
13 *
14 * 2. Redistributions in binary form must reproduce the above copyright
15 *    notice, this list of conditions and the following disclaimer in the
16 *    documentation and/or other materials provided with the distribution.
17 *
18 * 3. Neither the name of PADL Software nor the names of its contributors
19 *    may be used to endorse or promote products derived from this software
20 *    without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY PADL SOFTWARE AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED.  IN NO EVENT SHALL PADL SOFTWARE OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 * SUCH DAMAGE.
33 */
34/* RCSID("$Id: gss_set_sec_context_option.c 19928 2007-01-16 10:37:54Z lha $"); */
35
36#include <gssapi/gssapi.h>
37
38#include "mech_switch.h"
39#include "context.h"
40
41OM_uint32
42gss_set_sec_context_option (OM_uint32 *minor_status,
43			    gss_ctx_id_t *context_handle,
44			    const gss_OID object,
45			    const gss_buffer_t value)
46{
47	struct _gss_context	*ctx;
48	OM_uint32		major_status;
49	struct _gss_mech_switch	*m;
50	int			one_ok = 0;
51
52	*minor_status = 0;
53
54	if (context_handle == NULL) {
55		_gss_load_mech();
56		major_status = GSS_S_BAD_MECH;
57		SLIST_FOREACH(m, &_gss_mechs, gm_link) {
58			if (!m->gm_set_sec_context_option)
59				continue;
60			major_status = m->gm_set_sec_context_option(
61				minor_status,
62				NULL, object, value);
63			if (major_status == GSS_S_COMPLETE)
64				one_ok = 1;
65		}
66		if (one_ok) {
67			*minor_status = 0;
68			return (GSS_S_COMPLETE);
69		}
70		return (major_status);
71	}
72
73	ctx = (struct _gss_context *) *context_handle;
74
75	if (ctx == NULL)
76		return (GSS_S_NO_CONTEXT);
77
78	m = ctx->gc_mech;
79
80	if (m == NULL)
81		return (GSS_S_BAD_MECH);
82
83	if (m->gm_set_sec_context_option != NULL) {
84		major_status = m->gm_set_sec_context_option(minor_status,
85		    &ctx->gc_ctx, object, value);
86		if (major_status != GSS_S_COMPLETE)
87			_gss_mg_error(m, major_status, *minor_status);
88	} else
89		major_status = (GSS_S_BAD_MECH);
90
91	return (major_status);
92}
93
94