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_sign
27 */
28
29#include <mechglueP.h>
30#include "gssapiP_generic.h"
31
32static OM_uint32
33val_sign_args(
34	OM_uint32 *minor_status,
35	gss_ctx_id_t context_handle,
36	gss_buffer_t message_buffer,
37	gss_buffer_t msg_token)
38{
39
40	/* Initialize outputs. */
41
42	if (minor_status != NULL)
43		*minor_status = 0;
44
45	if (msg_token != GSS_C_NO_BUFFER) {
46		msg_token->value = NULL;
47		msg_token->length = 0;
48	}
49
50	/* Validate arguments. */
51
52	if (minor_status == NULL)
53		return (GSS_S_CALL_INACCESSIBLE_WRITE);
54
55	if (context_handle == GSS_C_NO_CONTEXT)
56		return (GSS_S_CALL_INACCESSIBLE_READ | GSS_S_NO_CONTEXT);
57
58	if (message_buffer == GSS_C_NO_BUFFER)
59		return (GSS_S_CALL_INACCESSIBLE_READ);
60
61	if (msg_token == GSS_C_NO_BUFFER)
62		return (GSS_S_CALL_INACCESSIBLE_WRITE);
63
64	return (GSS_S_COMPLETE);
65}
66
67OM_uint32
68gss_sign(minor_status,
69	context_handle,
70	qop_req,
71	message_buffer,
72	msg_token)
73
74OM_uint32 *		minor_status;
75gss_ctx_id_t		context_handle;
76int			qop_req;
77gss_buffer_t		message_buffer;
78gss_buffer_t		msg_token;
79
80{
81	OM_uint32		status;
82	gss_union_ctx_id_t	ctx;
83	gss_mechanism		mech;
84
85	status = val_sign_args(minor_status, context_handle,
86			message_buffer, msg_token);
87	if (status != GSS_S_COMPLETE)
88		return (status);
89
90	/*
91	 * select the approprate underlying mechanism routine and
92	 * call it.
93	 */
94
95	ctx = (gss_union_ctx_id_t) context_handle;
96	mech = __gss_get_mechanism(ctx->mech_type);
97
98	if (mech) {
99		if (mech->gss_sign) {
100			status = mech->gss_sign(
101						mech->context,
102						minor_status,
103						ctx->internal_ctx_id,
104						qop_req,
105						message_buffer,
106						msg_token);
107			if (status != GSS_S_COMPLETE)
108				map_error(minor_status, mech);
109		} else
110			status = GSS_S_UNAVAILABLE;
111
112		return (status);
113	}
114
115	return (GSS_S_BAD_MECH);
116}
117
118OM_uint32
119gss_get_mic(minor_status,
120		context_handle,
121		qop_req,
122		message_buffer,
123		msg_token)
124
125OM_uint32 *		minor_status;
126const gss_ctx_id_t	context_handle;
127gss_qop_t		qop_req;
128const gss_buffer_t	message_buffer;
129gss_buffer_t		msg_token;
130
131{
132	return (gss_sign(minor_status, (gss_ctx_id_t)context_handle,
133		(int) qop_req, (gss_buffer_t)message_buffer, msg_token));
134}
135