xref: /illumos-gate/usr/src/lib/libgss/g_sign.c (revision 6a634c9d)
17c478bd9Sstevel@tonic-gate /*
27c478bd9Sstevel@tonic-gate  * CDDL HEADER START
37c478bd9Sstevel@tonic-gate  *
47c478bd9Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5503a2b89SPeter Shoults  * Common Development and Distribution License (the "License").
6503a2b89SPeter Shoults  * You may not use this file except in compliance with the License.
77c478bd9Sstevel@tonic-gate  *
87c478bd9Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
97c478bd9Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
107c478bd9Sstevel@tonic-gate  * See the License for the specific language governing permissions
117c478bd9Sstevel@tonic-gate  * and limitations under the License.
127c478bd9Sstevel@tonic-gate  *
137c478bd9Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
147c478bd9Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
157c478bd9Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
167c478bd9Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
177c478bd9Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
187c478bd9Sstevel@tonic-gate  *
197c478bd9Sstevel@tonic-gate  * CDDL HEADER END
207c478bd9Sstevel@tonic-gate  */
217c478bd9Sstevel@tonic-gate /*
22*5e01956fSGlenn Barry  * Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved.
237c478bd9Sstevel@tonic-gate  */
247c478bd9Sstevel@tonic-gate 
257c478bd9Sstevel@tonic-gate /*
267c478bd9Sstevel@tonic-gate  *  glue routine gss_sign
277c478bd9Sstevel@tonic-gate  */
287c478bd9Sstevel@tonic-gate 
297c478bd9Sstevel@tonic-gate #include <mechglueP.h>
30*5e01956fSGlenn Barry #include "gssapiP_generic.h"
317c478bd9Sstevel@tonic-gate 
32503a2b89SPeter Shoults static OM_uint32
val_sign_args(OM_uint32 * minor_status,gss_ctx_id_t context_handle,gss_buffer_t message_buffer,gss_buffer_t msg_token)33503a2b89SPeter Shoults val_sign_args(
34503a2b89SPeter Shoults 	OM_uint32 *minor_status,
35503a2b89SPeter Shoults 	gss_ctx_id_t context_handle,
36503a2b89SPeter Shoults 	gss_buffer_t message_buffer,
37503a2b89SPeter Shoults 	gss_buffer_t msg_token)
38503a2b89SPeter Shoults {
39503a2b89SPeter Shoults 
40503a2b89SPeter Shoults 	/* Initialize outputs. */
41503a2b89SPeter Shoults 
42503a2b89SPeter Shoults 	if (minor_status != NULL)
43503a2b89SPeter Shoults 		*minor_status = 0;
44503a2b89SPeter Shoults 
45503a2b89SPeter Shoults 	if (msg_token != GSS_C_NO_BUFFER) {
46503a2b89SPeter Shoults 		msg_token->value = NULL;
47503a2b89SPeter Shoults 		msg_token->length = 0;
48503a2b89SPeter Shoults 	}
49503a2b89SPeter Shoults 
50503a2b89SPeter Shoults 	/* Validate arguments. */
51503a2b89SPeter Shoults 
52503a2b89SPeter Shoults 	if (minor_status == NULL)
53503a2b89SPeter Shoults 		return (GSS_S_CALL_INACCESSIBLE_WRITE);
54503a2b89SPeter Shoults 
55503a2b89SPeter Shoults 	if (context_handle == GSS_C_NO_CONTEXT)
56503a2b89SPeter Shoults 		return (GSS_S_CALL_INACCESSIBLE_READ | GSS_S_NO_CONTEXT);
57503a2b89SPeter Shoults 
58503a2b89SPeter Shoults 	if (message_buffer == GSS_C_NO_BUFFER)
59503a2b89SPeter Shoults 		return (GSS_S_CALL_INACCESSIBLE_READ);
60503a2b89SPeter Shoults 
61503a2b89SPeter Shoults 	if (msg_token == GSS_C_NO_BUFFER)
62503a2b89SPeter Shoults 		return (GSS_S_CALL_INACCESSIBLE_WRITE);
63503a2b89SPeter Shoults 
64503a2b89SPeter Shoults 	return (GSS_S_COMPLETE);
65503a2b89SPeter Shoults }
66503a2b89SPeter Shoults 
677c478bd9Sstevel@tonic-gate OM_uint32
gss_sign(minor_status,context_handle,qop_req,message_buffer,msg_token)687c478bd9Sstevel@tonic-gate gss_sign(minor_status,
697c478bd9Sstevel@tonic-gate 	context_handle,
707c478bd9Sstevel@tonic-gate 	qop_req,
717c478bd9Sstevel@tonic-gate 	message_buffer,
727c478bd9Sstevel@tonic-gate 	msg_token)
737c478bd9Sstevel@tonic-gate 
747c478bd9Sstevel@tonic-gate OM_uint32 *		minor_status;
757c478bd9Sstevel@tonic-gate gss_ctx_id_t		context_handle;
767c478bd9Sstevel@tonic-gate int			qop_req;
777c478bd9Sstevel@tonic-gate gss_buffer_t		message_buffer;
787c478bd9Sstevel@tonic-gate gss_buffer_t		msg_token;
797c478bd9Sstevel@tonic-gate 
807c478bd9Sstevel@tonic-gate {
817c478bd9Sstevel@tonic-gate 	OM_uint32		status;
827c478bd9Sstevel@tonic-gate 	gss_union_ctx_id_t	ctx;
837c478bd9Sstevel@tonic-gate 	gss_mechanism		mech;
847c478bd9Sstevel@tonic-gate 
85503a2b89SPeter Shoults 	status = val_sign_args(minor_status, context_handle,
86503a2b89SPeter Shoults 			message_buffer, msg_token);
87503a2b89SPeter Shoults 	if (status != GSS_S_COMPLETE)
88503a2b89SPeter Shoults 		return (status);
897c478bd9Sstevel@tonic-gate 
907c478bd9Sstevel@tonic-gate 	/*
917c478bd9Sstevel@tonic-gate 	 * select the approprate underlying mechanism routine and
927c478bd9Sstevel@tonic-gate 	 * call it.
937c478bd9Sstevel@tonic-gate 	 */
947c478bd9Sstevel@tonic-gate 
957c478bd9Sstevel@tonic-gate 	ctx = (gss_union_ctx_id_t) context_handle;
967c478bd9Sstevel@tonic-gate 	mech = __gss_get_mechanism(ctx->mech_type);
977c478bd9Sstevel@tonic-gate 
987c478bd9Sstevel@tonic-gate 	if (mech) {
99*5e01956fSGlenn Barry 		if (mech->gss_sign) {
1007c478bd9Sstevel@tonic-gate 			status = mech->gss_sign(
1017c478bd9Sstevel@tonic-gate 						mech->context,
1027c478bd9Sstevel@tonic-gate 						minor_status,
1037c478bd9Sstevel@tonic-gate 						ctx->internal_ctx_id,
1047c478bd9Sstevel@tonic-gate 						qop_req,
1057c478bd9Sstevel@tonic-gate 						message_buffer,
1067c478bd9Sstevel@tonic-gate 						msg_token);
107*5e01956fSGlenn Barry 			if (status != GSS_S_COMPLETE)
108*5e01956fSGlenn Barry 				map_error(minor_status, mech);
109*5e01956fSGlenn Barry 		} else
1107c478bd9Sstevel@tonic-gate 			status = GSS_S_UNAVAILABLE;
1117c478bd9Sstevel@tonic-gate 
1127c478bd9Sstevel@tonic-gate 		return (status);
1137c478bd9Sstevel@tonic-gate 	}
1147c478bd9Sstevel@tonic-gate 
1157c478bd9Sstevel@tonic-gate 	return (GSS_S_BAD_MECH);
1167c478bd9Sstevel@tonic-gate }
1177c478bd9Sstevel@tonic-gate 
1187c478bd9Sstevel@tonic-gate OM_uint32
gss_get_mic(minor_status,context_handle,qop_req,message_buffer,msg_token)1197c478bd9Sstevel@tonic-gate gss_get_mic(minor_status,
1207c478bd9Sstevel@tonic-gate 		context_handle,
1217c478bd9Sstevel@tonic-gate 		qop_req,
1227c478bd9Sstevel@tonic-gate 		message_buffer,
1237c478bd9Sstevel@tonic-gate 		msg_token)
1247c478bd9Sstevel@tonic-gate 
1257c478bd9Sstevel@tonic-gate OM_uint32 *		minor_status;
1267c478bd9Sstevel@tonic-gate const gss_ctx_id_t	context_handle;
1277c478bd9Sstevel@tonic-gate gss_qop_t		qop_req;
1287c478bd9Sstevel@tonic-gate const gss_buffer_t	message_buffer;
1297c478bd9Sstevel@tonic-gate gss_buffer_t		msg_token;
1307c478bd9Sstevel@tonic-gate 
1317c478bd9Sstevel@tonic-gate {
1327c478bd9Sstevel@tonic-gate 	return (gss_sign(minor_status, (gss_ctx_id_t)context_handle,
1337c478bd9Sstevel@tonic-gate 		(int) qop_req, (gss_buffer_t)message_buffer, msg_token));
1347c478bd9Sstevel@tonic-gate }
135