1/*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21/*
22 * Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved.
23 */
24
25/*
26 *  glue routine gss_unseal
27 */
28
29#include <mechglueP.h>
30#include "gssapiP_generic.h"
31
32OM_uint32
33gss_unseal(minor_status,
34		context_handle,
35		input_message_buffer,
36		output_message_buffer,
37		conf_state,
38		qop_state)
39
40OM_uint32 *		minor_status;
41gss_ctx_id_t		context_handle;
42gss_buffer_t		input_message_buffer;
43gss_buffer_t		output_message_buffer;
44int *			conf_state;
45int *			qop_state;
46
47{
48/* EXPORT DELETE START */
49	OM_uint32		status;
50	gss_union_ctx_id_t	ctx;
51	gss_mechanism		mech;
52
53	if (minor_status != NULL)
54		*minor_status = 0;
55
56	if (output_message_buffer != GSS_C_NO_BUFFER) {
57		output_message_buffer->length = 0;
58		output_message_buffer->value = NULL;
59	}
60
61	if (minor_status == NULL)
62		return (GSS_S_CALL_INACCESSIBLE_WRITE);
63
64	if (context_handle == GSS_C_NO_CONTEXT)
65		return (GSS_S_CALL_INACCESSIBLE_READ | GSS_S_NO_CONTEXT);
66
67	if (input_message_buffer == GSS_C_NO_BUFFER ||
68	    GSS_EMPTY_BUFFER(input_message_buffer))
69		return (GSS_S_CALL_INACCESSIBLE_READ);
70
71	if (output_message_buffer == GSS_C_NO_BUFFER)
72		return (GSS_S_CALL_INACCESSIBLE_WRITE);
73
74	/*
75	 * select the approprate underlying mechanism routine and
76	 * call it.
77	 */
78
79	ctx = (gss_union_ctx_id_t) context_handle;
80	mech = __gss_get_mechanism(ctx->mech_type);
81
82	if (mech) {
83		if (mech->gss_unseal) {
84			status = mech->gss_unseal(
85						mech->context,
86						minor_status,
87						ctx->internal_ctx_id,
88						input_message_buffer,
89						output_message_buffer,
90						conf_state,
91						qop_state);
92			if (status != GSS_S_COMPLETE)
93				map_error(minor_status, mech);
94		} else
95			status = GSS_S_UNAVAILABLE;
96
97		return (status);
98	}
99
100/* EXPORT DELETE END */
101
102	return (GSS_S_BAD_MECH);
103}
104
105OM_uint32
106gss_unwrap(minor_status,
107		context_handle,
108		input_message_buffer,
109		output_message_buffer,
110		conf_state,
111		qop_state)
112
113OM_uint32 *		minor_status;
114const gss_ctx_id_t	context_handle;
115const gss_buffer_t	input_message_buffer;
116gss_buffer_t		output_message_buffer;
117int *			conf_state;
118gss_qop_t *		qop_state;
119
120{
121	return (gss_unseal(minor_status, (gss_ctx_id_t)context_handle,
122			(gss_buffer_t)input_message_buffer,
123			output_message_buffer, conf_state, (int *) qop_state));
124}
125