1/*
2 * This file and its contents are supplied under the terms of the
3 * Common Development and Distribution License ("CDDL"), version 1.0.
4 * You may only use this file in accordance with the terms of version
5 * 1.0 of the CDDL.
6 *
7 * A full copy of the text of the CDDL should have accompanied this
8 * source.  A copy of the CDDL is also available via the Internet at
9 * http://www.illumos.org/license/CDDL.
10 */
11
12/*
13 * Copyright 2017 Nexenta Systems, Inc.  All rights reserved.
14 */
15
16/*
17 * Dispatch function for SMB2_ECHO
18 */
19
20#include <smbsrv/smb2_kproto.h>
21
22smb_sdrc_t
23smb2_echo(smb_request_t *sr)
24{
25	uint16_t StructSize;
26	uint16_t reserved;
27	int rc;
28
29	/*
30	 * SMB2 Echo request
31	 */
32	rc = smb_mbc_decodef(
33	    &sr->smb_data, "ww",
34	    &StructSize,		/* w */
35	    &reserved);			/* w */
36	if (rc)
37		return (SDRC_ERROR);
38	if (StructSize != 4)
39		return (SDRC_ERROR);
40
41	DTRACE_SMB2_START(op__Echo, smb_request_t *, sr);
42	DTRACE_SMB2_DONE(op__Echo, smb_request_t *, sr);
43
44	/*
45	 * SMB2 Echo reply
46	 */
47	(void) smb_mbc_encodef(
48	    &sr->reply, "wwl",
49	    4,	/* StructSize */	/* w */
50	    0); /* reserved */		/* w */
51
52	return (SDRC_SUCCESS);
53}
54