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1 office 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);