1/*
2 * Copyright (c) 2013 The TCPDUMP project
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
15 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
16 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
17 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
18 * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
20 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
21 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
22 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
24 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
25 * POSSIBILITY OF SUCH DAMAGE.
26 */
27
28/* OpenFlow: protocol between controller and datapath. */
29
30/* for netdissect_options */
31#include "netdissect.h"
32
33#define OF_HEADER_LEN 8
34
35#define ONF_EXP_ONF               0x4f4e4600
36#define ONF_EXP_BUTE              0xff000001
37#define ONF_EXP_NOVIFLOW          0xff000002
38#define ONF_EXP_L3                0xff000003
39#define ONF_EXP_L4L7              0xff000004
40#define ONF_EXP_WMOB              0xff000005
41#define ONF_EXP_FABS              0xff000006
42#define ONF_EXP_OTRANS            0xff000007
43extern const struct tok onf_exp_str[];
44
45/*
46 * Routines to print packets for various versions of OpenFlow.
47 */
48extern const u_char *of10_header_body_print(netdissect_options *ndo,
49	const u_char *, const u_char *,
50	const uint8_t, const uint16_t, const uint32_t);
51extern const char * of_vendor_name(const uint32_t);
52