xref: /freebsd/contrib/tcpdump/openflow.h (revision d8a0fe102c0cfdfcd5b818f850eff09d8536c9bc)
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
43 extern const struct tok onf_exp_str[];
44 
45 /*
46  * Routines to print packets for various versions of OpenFlow.
47  */
48 extern 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);
51 extern const char * of_vendor_name(const uint32_t);
52