mirror of
https://github.com/the-tcpdump-group/tcpdump.git
synced 2024-11-24 02:23:27 +08:00
fa7eedd1aa
'(void)nd_print(ndo, start, start + len)' are replaced by 'nd_printjnp(ndo, start, len)'
1210 lines
37 KiB
C
1210 lines
37 KiB
C
/*
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* This module implements decoding of OpenFlow protocol version 1.3 (wire
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* protocol 0x04). It is based on the implementation conventions explained in
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* print-openflow-1.0.c.
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*
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* [OF13] https://www.opennetworking.org/wp-content/uploads/2014/10/openflow-switch-v1.3.5.pdf
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*
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* Copyright (c) 2020 The TCPDUMP project
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/* \summary: OpenFlow protocol version 1.3 printer */
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include "netdissect-stdinc.h"
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#define ND_LONGJMP_FROM_TCHECK
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#include "netdissect.h"
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#include "extract.h"
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#include "addrtoname.h"
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#include "openflow.h"
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#define OFPT_HELLO 0U
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#define OFPT_ERROR 1U
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#define OFPT_ECHO_REQUEST 2U
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#define OFPT_ECHO_REPLY 3U
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#define OFPT_EXPERIMENTER 4U
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#define OFPT_FEATURES_REQUEST 5U
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#define OFPT_FEATURES_REPLY 6U
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#define OFPT_GET_CONFIG_REQUEST 7U
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#define OFPT_GET_CONFIG_REPLY 8U
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#define OFPT_SET_CONFIG 9U
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#define OFPT_PACKET_IN 10U
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#define OFPT_FLOW_REMOVED 11U
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#define OFPT_PORT_STATUS 12U
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#define OFPT_PACKET_OUT 13U
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#define OFPT_FLOW_MOD 14U
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#define OFPT_GROUP_MOD 15U
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#define OFPT_PORT_MOD 16U
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#define OFPT_TABLE_MOD 17U
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#define OFPT_MULTIPART_REQUEST 18U
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#define OFPT_MULTIPART_REPLY 19U
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#define OFPT_BARRIER_REQUEST 20U
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#define OFPT_BARRIER_REPLY 21U
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#define OFPT_QUEUE_GET_CONFIG_REQUEST 22U
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#define OFPT_QUEUE_GET_CONFIG_REPLY 23U
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#define OFPT_ROLE_REQUEST 24U
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#define OFPT_ROLE_REPLY 25U
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#define OFPT_GET_ASYNC_REQUEST 26U
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#define OFPT_GET_ASYNC_REPLY 27U
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#define OFPT_SET_ASYNC 28U
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#define OFPT_METER_MOD 29U
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#define OFPT_MAX OFPT_METER_MOD
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#define OFPC_FLOW_STATS (1U <<0)
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#define OFPC_TABLE_STATS (1U <<1)
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#define OFPC_PORT_STATS (1U <<2)
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#define OFPC_GROUP_STATS (1U <<3)
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#define OFPC_IP_REASM (1U <<5)
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#define OFPC_QUEUE_STATS (1U <<6)
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#define OFPC_PORT_BLOCKED (1U <<8)
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static const struct tok ofp_capabilities_bm[] = {
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{ OFPC_FLOW_STATS, "FLOW_STATS" },
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{ OFPC_TABLE_STATS, "TABLE_STATS" },
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{ OFPC_PORT_STATS, "PORT_STATS" },
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{ OFPC_GROUP_STATS, "GROUP_STATS" },
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{ OFPC_IP_REASM, "IP_REASM" },
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{ OFPC_QUEUE_STATS, "QUEUE_STATS" },
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{ OFPC_PORT_BLOCKED, "PORT_BLOCKED" },
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{ 0, NULL }
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};
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#define OFPCAP_U (~(OFPC_FLOW_STATS | OFPC_TABLE_STATS | OFPC_PORT_STATS | \
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OFPC_GROUP_STATS | OFPC_IP_REASM | OFPC_QUEUE_STATS | \
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OFPC_PORT_BLOCKED))
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#define OFPC_FRAG_NORMAL 0U
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#define OFPC_FRAG_DROP 1U
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#define OFPC_FRAG_REASM 2U
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static const struct tok ofp_config_str[] = {
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{ OFPC_FRAG_NORMAL, "FRAG_NORMAL" },
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{ OFPC_FRAG_DROP, "FRAG_DROP" },
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{ OFPC_FRAG_REASM, "FRAG_REASM" },
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{ 0, NULL }
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};
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#define OFPTT_MAX 0xfeU
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#define OFPTT_ALL 0xffU
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static const struct tok ofptt_str[] = {
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{ OFPTT_MAX, "MAX" },
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{ OFPTT_ALL, "ALL" },
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{ 0, NULL },
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};
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#define OFPCML_MAX 0xffe5U
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#define OFPCML_NO_BUFFER 0xffffU
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static const struct tok ofpcml_str[] = {
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{ OFPCML_MAX, "MAX" },
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{ OFPCML_NO_BUFFER, "NO_BUFFER" },
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{ 0, NULL }
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};
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#define OFPPC_PORT_DOWN (1U <<0)
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#define OFPPC_NO_RECV (1U <<2)
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#define OFPPC_NO_FWD (1U <<5)
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#define OFPPC_NO_PACKET_IN (1U <<6)
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static const struct tok ofppc_bm[] = {
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{ OFPPC_PORT_DOWN, "PORT_DOWN" },
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{ OFPPC_NO_RECV, "NO_RECV" },
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{ OFPPC_NO_FWD, "NO_FWD" },
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{ OFPPC_NO_PACKET_IN, "NO_PACKET_IN" },
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{ 0, NULL }
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};
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#define OFPPC_U (~(OFPPC_PORT_DOWN | OFPPC_NO_RECV | OFPPC_NO_FWD | \
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OFPPC_NO_PACKET_IN))
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#define OFPPS_LINK_DOWN (1U << 0)
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#define OFPPS_BLOCKED (1U << 1)
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#define OFPPS_LIVE (1U << 2)
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static const struct tok ofpps_bm[] = {
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{ OFPPS_LINK_DOWN, "LINK_DOWN" },
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{ OFPPS_BLOCKED, "BLOCKED" },
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{ OFPPS_LIVE, "LIVE" },
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{ 0, NULL }
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};
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#define OFPPS_U (~(OFPPS_LINK_DOWN | OFPPS_BLOCKED | OFPPS_LIVE))
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#define OFPPF_10MB_HD (1U << 0)
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#define OFPPF_10MB_FD (1U << 1)
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#define OFPPF_100MB_HD (1U << 2)
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#define OFPPF_100MB_FD (1U << 3)
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#define OFPPF_1GB_HD (1U << 4)
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#define OFPPF_1GB_FD (1U << 5)
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#define OFPPF_10GB_FD (1U << 6)
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#define OFPPF_40GB_FD (1U << 7)
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#define OFPPF_100GB_FD (1U << 8)
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#define OFPPF_1TB_FD (1U << 9)
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#define OFPPF_OTHER (1U << 10)
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#define OFPPF_COPPER (1U << 11)
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#define OFPPF_FIBER (1U << 12)
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#define OFPPF_AUTONEG (1U << 13)
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#define OFPPF_PAUSE (1U << 14)
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#define OFPPF_PAUSE_ASYM (1U << 15)
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static const struct tok ofppf_bm[] = {
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{ OFPPF_10MB_HD, "10MB_HD" },
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{ OFPPF_10MB_FD, "10MB_FD" },
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{ OFPPF_100MB_HD, "100MB_HD" },
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{ OFPPF_100MB_FD, "100MB_FD" },
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{ OFPPF_1GB_HD, "1GB_HD" },
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{ OFPPF_1GB_FD, "1GB_FD" },
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{ OFPPF_10GB_FD, "10GB_FD" },
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{ OFPPF_40GB_FD, "40GB_FD" },
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{ OFPPF_100GB_FD, "100GB_FD" },
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{ OFPPF_1TB_FD, "1TB_FD" },
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{ OFPPF_OTHER, "OTHER" },
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{ OFPPF_COPPER, "COPPER" },
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{ OFPPF_FIBER, "FIBER" },
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{ OFPPF_AUTONEG, "AUTONEG" },
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{ OFPPF_PAUSE, "PAUSE" },
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{ OFPPF_PAUSE_ASYM, "PAUSE_ASYM" },
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{ 0, NULL }
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};
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#define OFPPF_U (~(OFPPF_10MB_HD | OFPPF_10MB_FD | OFPPF_100MB_HD | \
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OFPPF_100MB_FD | OFPPF_1GB_HD | OFPPF_1GB_FD | \
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OFPPF_10GB_FD | OFPPF_40GB_FD | OFPPF_100GB_FD | \
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OFPPF_1TB_FD | OFPPF_OTHER | OFPPF_COPPER | OFPPF_FIBER | \
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OFPPF_AUTONEG | OFPPF_PAUSE | OFPPF_PAUSE_ASYM))
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#define OFPHET_VERSIONBITMAP 1U
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static const struct tok ofphet_str[] = {
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{ OFPHET_VERSIONBITMAP, "VERSIONBITMAP" },
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{ 0, NULL }
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};
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#define OFPP_MAX 0xffffff00U
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#define OFPP_IN_PORT 0xfffffff8U
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#define OFPP_TABLE 0xfffffff9U
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#define OFPP_NORMAL 0xfffffffaU
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#define OFPP_FLOOD 0xfffffffbU
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#define OFPP_ALL 0xfffffffcU
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#define OFPP_CONTROLLER 0xfffffffdU
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#define OFPP_LOCAL 0xfffffffeU
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#define OFPP_ANY 0xffffffffU
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static const struct tok ofpp_str[] = {
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{ OFPP_MAX, "MAX" },
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{ OFPP_IN_PORT, "IN_PORT" },
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{ OFPP_TABLE, "TABLE" },
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{ OFPP_NORMAL, "NORMAL" },
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{ OFPP_FLOOD, "FLOOD" },
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{ OFPP_ALL, "ALL" },
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{ OFPP_CONTROLLER, "CONTROLLER" },
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{ OFPP_LOCAL, "LOCAL" },
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{ OFPP_ANY, "ANY" },
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{ 0, NULL }
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};
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#define OFPCR_ROLE_NOCHANGE 0U
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#define OFPCR_ROLE_EQUAL 1U
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#define OFPCR_ROLE_MASTER 2U
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#define OFPCR_ROLE_SLAVE 3U
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static const struct tok ofpcr_str[] = {
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{ OFPCR_ROLE_NOCHANGE, "NOCHANGE" },
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{ OFPCR_ROLE_EQUAL, "EQUAL" },
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{ OFPCR_ROLE_MASTER, "MASTER" },
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{ OFPCR_ROLE_SLAVE, "SLAVE" },
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{ 0, NULL }
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};
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#define OF_BIT_VER_1_0 (1U << (OF_VER_1_0 - 1))
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#define OF_BIT_VER_1_1 (1U << (OF_VER_1_1 - 1))
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#define OF_BIT_VER_1_2 (1U << (OF_VER_1_2 - 1))
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#define OF_BIT_VER_1_3 (1U << (OF_VER_1_3 - 1))
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#define OF_BIT_VER_1_4 (1U << (OF_VER_1_4 - 1))
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#define OF_BIT_VER_1_5 (1U << (OF_VER_1_5 - 1))
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static const struct tok ofverbm_str[] = {
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{ OF_BIT_VER_1_0, "1.0" },
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{ OF_BIT_VER_1_1, "1.1" },
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{ OF_BIT_VER_1_2, "1.2" },
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{ OF_BIT_VER_1_3, "1.3" },
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{ OF_BIT_VER_1_4, "1.4" },
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{ OF_BIT_VER_1_5, "1.5" },
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{ 0, NULL }
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};
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#define OF_BIT_VER_U (~(OF_BIT_VER_1_0 | OF_BIT_VER_1_1 | OF_BIT_VER_1_2 | \
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OF_BIT_VER_1_3 | OF_BIT_VER_1_4 | OF_BIT_VER_1_5))
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#define OFPR_NO_MATCH 0U
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#define OFPR_ACTION 1U
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#define OFPR_INVALID_TTL 2U
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#if 0 /* for OFPT_PACKET_IN */
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static const struct tok ofpr_str[] = {
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{ OFPR_NO_MATCH, "NO_MATCH" },
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{ OFPR_ACTION, "ACTION" },
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{ OFPR_INVALID_TTL, "OFPR_INVALID_TTL" },
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{ 0, NULL }
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};
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#endif
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#define ASYNC_OFPR_NO_MATCH (1U << OFPR_NO_MATCH )
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#define ASYNC_OFPR_ACTION (1U << OFPR_ACTION )
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#define ASYNC_OFPR_INVALID_TTL (1U << OFPR_INVALID_TTL)
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static const struct tok async_ofpr_bm[] = {
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{ ASYNC_OFPR_NO_MATCH, "NO_MATCH" },
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{ ASYNC_OFPR_ACTION, "ACTION" },
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{ ASYNC_OFPR_INVALID_TTL, "INVALID_TTL" },
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{ 0, NULL }
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};
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#define ASYNC_OFPR_U (~(ASYNC_OFPR_NO_MATCH | ASYNC_OFPR_ACTION | \
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ASYNC_OFPR_INVALID_TTL))
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#define OFPPR_ADD 0U
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#define OFPPR_DELETE 1U
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#define OFPPR_MODIFY 2U
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static const struct tok ofppr_str[] = {
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{ OFPPR_ADD, "ADD" },
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{ OFPPR_DELETE, "DELETE" },
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{ OFPPR_MODIFY, "MODIFY" },
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{ 0, NULL }
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};
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#define ASYNC_OFPPR_ADD (1U << OFPPR_ADD )
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#define ASYNC_OFPPR_DELETE (1U << OFPPR_DELETE)
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#define ASYNC_OFPPR_MODIFY (1U << OFPPR_MODIFY)
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static const struct tok async_ofppr_bm[] = {
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{ ASYNC_OFPPR_ADD, "ADD" },
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{ ASYNC_OFPPR_DELETE, "DELETE" },
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{ ASYNC_OFPPR_MODIFY, "MODIFY" },
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{ 0, NULL }
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};
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#define ASYNC_OFPPR_U (~(ASYNC_OFPPR_ADD | ASYNC_OFPPR_DELETE | \
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ASYNC_OFPPR_MODIFY))
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#define OFPET_HELLO_FAILED 0U
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#define OFPET_BAD_REQUEST 1U
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#define OFPET_BAD_ACTION 2U
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#define OFPET_BAD_INSTRUCTION 3U
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#define OFPET_BAD_MATCH 4U
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#define OFPET_FLOW_MOD_FAILED 5U
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#define OFPET_GROUP_MOD_FAILED 6U
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#define OFPET_PORT_MOD_FAILED 7U
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#define OFPET_TABLE_MOD_FAILED 8U
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#define OFPET_QUEUE_OP_FAILED 9U
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#define OFPET_SWITCH_CONFIG_FAILED 10U
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#define OFPET_ROLE_REQUEST_FAILED 11U
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#define OFPET_METER_MOD_FAILED 12U
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#define OFPET_TABLE_FEATURES_FAILED 13U
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#define OFPET_EXPERIMENTER 0xffffU /* a special case */
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static const struct tok ofpet_str[] = {
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{ OFPET_HELLO_FAILED, "HELLO_FAILED" },
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{ OFPET_BAD_REQUEST, "BAD_REQUEST" },
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{ OFPET_BAD_ACTION, "BAD_ACTION" },
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{ OFPET_BAD_INSTRUCTION, "BAD_INSTRUCTION" },
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{ OFPET_BAD_MATCH, "BAD_MATCH" },
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{ OFPET_FLOW_MOD_FAILED, "FLOW_MOD_FAILED" },
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{ OFPET_GROUP_MOD_FAILED, "GROUP_MOD_FAILED" },
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{ OFPET_PORT_MOD_FAILED, "PORT_MOD_FAILED" },
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{ OFPET_TABLE_MOD_FAILED, "TABLE_MOD_FAILED" },
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{ OFPET_QUEUE_OP_FAILED, "QUEUE_OP_FAILED" },
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{ OFPET_SWITCH_CONFIG_FAILED, "SWITCH_CONFIG_FAILED" },
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{ OFPET_ROLE_REQUEST_FAILED, "ROLE_REQUEST_FAILED" },
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{ OFPET_METER_MOD_FAILED, "METER_MOD_FAILED" },
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{ OFPET_TABLE_FEATURES_FAILED, "TABLE_FEATURES_FAILED" },
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{ OFPET_EXPERIMENTER, "EXPERIMENTER" },
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{ 0, NULL }
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};
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#define OFPHFC_INCOMPATIBLE 0U
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#define OFPHFC_EPERM 1U
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static const struct tok ofphfc_str[] = {
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{ OFPHFC_INCOMPATIBLE, "INCOMPATIBLE" },
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{ OFPHFC_EPERM, "EPERM" },
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{ 0, NULL }
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};
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#define OFPBRC_BAD_VERSION 0U
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#define OFPBRC_BAD_TYPE 1U
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#define OFPBRC_BAD_MULTIPART 2U
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#define OFPBRC_BAD_EXPERIMENTER 3U
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#define OFPBRC_BAD_EXP_TYPE 4U
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#define OFPBRC_EPERM 5U
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#define OFPBRC_BAD_LEN 6U
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#define OFPBRC_BUFFER_EMPTY 7U
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#define OFPBRC_BUFFER_UNKNOWN 8U
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#define OFPBRC_BAD_TABLE_ID 9U
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#define OFPBRC_IS_SLAVE 10U
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#define OFPBRC_BAD_PORT 11U
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#define OFPBRC_BAD_PACKET 12U
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#define OFPBRC_MULTIPART_BUFFER_OVERFLOW 13U
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static const struct tok ofpbrc_str[] = {
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{ OFPBRC_BAD_VERSION, "BAD_VERSION" },
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{ OFPBRC_BAD_TYPE, "BAD_TYPE" },
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{ OFPBRC_BAD_MULTIPART, "BAD_MULTIPART" },
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{ OFPBRC_BAD_EXPERIMENTER, "BAD_EXPERIMENTER" },
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{ OFPBRC_BAD_EXP_TYPE, "BAD_EXP_TYPE" },
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{ OFPBRC_EPERM, "EPERM" },
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{ OFPBRC_BAD_LEN, "BAD_LEN" },
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{ OFPBRC_BUFFER_EMPTY, "BUFFER_EMPTY" },
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{ OFPBRC_BUFFER_UNKNOWN, "BUFFER_UNKNOWN" },
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{ OFPBRC_BAD_TABLE_ID, "BAD_TABLE_ID" },
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{ OFPBRC_IS_SLAVE, "IS_SLAVE" },
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{ OFPBRC_BAD_PORT, "BAD_PORT" },
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{ OFPBRC_BAD_PACKET, "BAD_PACKET" },
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{ OFPBRC_MULTIPART_BUFFER_OVERFLOW, "MULTIPART_BUFFER_OVERFLOW" },
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{ 0, NULL }
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};
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#define OFPBAC_BAD_TYPE 0U
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#define OFPBAC_BAD_LEN 1U
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#define OFPBAC_BAD_EXPERIMENTER 2U
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#define OFPBAC_BAD_EXP_TYPE 3U
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#define OFPBAC_BAD_OUT_PORT 4U
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#define OFPBAC_BAD_ARGUMENT 5U
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#define OFPBAC_EPERM 6U
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#define OFPBAC_TOO_MANY 7U
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#define OFPBAC_BAD_QUEUE 8U
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#define OFPBAC_BAD_OUT_GROUP 9U
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#define OFPBAC_MATCH_INCONSISTENT 10U
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#define OFPBAC_UNSUPPORTED_ORDER 11U
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#define OFPBAC_BAD_TAG 12U
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#define OFPBAC_BAD_SET_TYPE 13U
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#define OFPBAC_BAD_SET_LEN 14U
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#define OFPBAC_BAD_SET_ARGUMENT 15U
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static const struct tok ofpbac_str[] = {
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{ OFPBAC_BAD_TYPE, "BAD_TYPE" },
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{ OFPBAC_BAD_LEN, "BAD_LEN" },
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{ OFPBAC_BAD_EXPERIMENTER, "BAD_EXPERIMENTER" },
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{ OFPBAC_BAD_EXP_TYPE, "BAD_EXP_TYPE" },
|
|
{ OFPBAC_BAD_OUT_PORT, "BAD_OUT_PORT" },
|
|
{ OFPBAC_BAD_ARGUMENT, "BAD_ARGUMENT" },
|
|
{ OFPBAC_EPERM, "EPERM" },
|
|
{ OFPBAC_TOO_MANY, "TOO_MANY" },
|
|
{ OFPBAC_BAD_QUEUE, "BAD_QUEUE" },
|
|
{ OFPBAC_BAD_OUT_GROUP, "BAD_OUT_GROUP" },
|
|
{ OFPBAC_MATCH_INCONSISTENT, "MATCH_INCONSISTENT" },
|
|
{ OFPBAC_UNSUPPORTED_ORDER, "UNSUPPORTED_ORDER" },
|
|
{ OFPBAC_BAD_TAG, "BAD_TAG" },
|
|
{ OFPBAC_BAD_SET_TYPE, "BAD_SET_TYPE" },
|
|
{ OFPBAC_BAD_SET_LEN, "BAD_SET_LEN" },
|
|
{ OFPBAC_BAD_SET_ARGUMENT, "BAD_SET_ARGUMENT" },
|
|
{ 0, NULL }
|
|
};
|
|
|
|
#define OFPBIC_UNKNOWN_INST 0U
|
|
#define OFPBIC_UNSUP_INST 1U
|
|
#define OFPBIC_BAD_TABLE_ID 2U
|
|
#define OFPBIC_UNSUP_METADATA 3U
|
|
#define OFPBIC_UNSUP_METADATA_MASK 4U
|
|
#define OFPBIC_BAD_EXPERIMENTER 5U
|
|
#define OFPBIC_BAD_EXP_TYPE 6U
|
|
#define OFPBIC_BAD_LEN 7U
|
|
#define OFPBIC_EPERM 8U
|
|
static const struct tok ofpbic_str[] = {
|
|
{ OFPBIC_UNKNOWN_INST, "UNKNOWN_INST" },
|
|
{ OFPBIC_UNSUP_INST, "UNSUP_INST" },
|
|
{ OFPBIC_BAD_TABLE_ID, "BAD_TABLE_ID" },
|
|
{ OFPBIC_UNSUP_METADATA, "UNSUP_METADATA" },
|
|
{ OFPBIC_UNSUP_METADATA_MASK, "UNSUP_METADATA_MASK" },
|
|
{ OFPBIC_BAD_EXPERIMENTER, "BAD_EXPERIMENTER" },
|
|
{ OFPBIC_BAD_EXP_TYPE, "BAD_EXP_TYPE" },
|
|
{ OFPBIC_BAD_LEN, "BAD_LEN" },
|
|
{ OFPBIC_EPERM, "EPERM" },
|
|
{ 0, NULL }
|
|
};
|
|
|
|
#define OFPBMC_BAD_TYPE 0U
|
|
#define OFPBMC_BAD_LEN 1U
|
|
#define OFPBMC_BAD_TAG 2U
|
|
#define OFPBMC_BAD_DL_ADDR_MASK 3U
|
|
#define OFPBMC_BAD_NW_ADDR_MASK 4U
|
|
#define OFPBMC_BAD_WILDCARDS 5U
|
|
#define OFPBMC_BAD_FIELD 6U
|
|
#define OFPBMC_BAD_VALUE 7U
|
|
#define OFPBMC_BAD_MASK 8U
|
|
#define OFPBMC_BAD_PREREQ 9U
|
|
#define OFPBMC_DUP_FIELD 10U
|
|
#define OFPBMC_EPERM 11U
|
|
static const struct tok ofpbmc_str[] = {
|
|
{ OFPBMC_BAD_TYPE, "BAD_TYPE" },
|
|
{ OFPBMC_BAD_LEN, "BAD_LEN" },
|
|
{ OFPBMC_BAD_TAG, "BAD_TAG" },
|
|
{ OFPBMC_BAD_DL_ADDR_MASK, "BAD_DL_ADDR_MASK" },
|
|
{ OFPBMC_BAD_NW_ADDR_MASK, "BAD_NW_ADDR_MASK" },
|
|
{ OFPBMC_BAD_WILDCARDS, "BAD_WILDCARDS" },
|
|
{ OFPBMC_BAD_FIELD, "BAD_FIELD" },
|
|
{ OFPBMC_BAD_VALUE, "BAD_VALUE" },
|
|
{ OFPBMC_BAD_MASK, "BAD_MASK" },
|
|
{ OFPBMC_BAD_PREREQ, "BAD_PREREQ" },
|
|
{ OFPBMC_DUP_FIELD, "DUP_FIELD" },
|
|
{ OFPBMC_EPERM, "EPERM" },
|
|
{ 0, NULL }
|
|
};
|
|
|
|
#define OFPFMFC_UNKNOWN 0U
|
|
#define OFPFMFC_TABLE_FULL 1U
|
|
#define OFPFMFC_BAD_TABLE_ID 2U
|
|
#define OFPFMFC_OVERLAP 3U
|
|
#define OFPFMFC_EPERM 4U
|
|
#define OFPFMFC_BAD_TIMEOUT 5U
|
|
#define OFPFMFC_BAD_COMMAND 6U
|
|
#define OFPFMFC_BAD_FLAGS 7U
|
|
static const struct tok ofpfmfc_str[] = {
|
|
{ OFPFMFC_UNKNOWN, "UNKNOWN" },
|
|
{ OFPFMFC_TABLE_FULL, "TABLE_FULL" },
|
|
{ OFPFMFC_BAD_TABLE_ID, "BAD_TABLE_ID" },
|
|
{ OFPFMFC_OVERLAP, "OVERLAP" },
|
|
{ OFPFMFC_EPERM, "EPERM" },
|
|
{ OFPFMFC_BAD_TIMEOUT, "BAD_TIMEOUT" },
|
|
{ OFPFMFC_BAD_COMMAND, "BAD_COMMAND" },
|
|
{ OFPFMFC_BAD_FLAGS, "BAD_FLAGS" },
|
|
{ 0, NULL }
|
|
};
|
|
|
|
#define OFPGMFC_GROUP_EXISTS 0U
|
|
#define OFPGMFC_INVALID_GROUP 1U
|
|
#define OFPGMFC_WEIGHT_UNSUPPORTED 2U
|
|
#define OFPGMFC_OUT_OF_GROUPS 3U
|
|
#define OFPGMFC_OUT_OF_BUCKETS 4U
|
|
#define OFPGMFC_CHAINING_UNSUPPORTED 5U
|
|
#define OFPGMFC_WATCH_UNSUPPORTED 6U
|
|
#define OFPGMFC_LOOP 7U
|
|
#define OFPGMFC_UNKNOWN_GROUP 8U
|
|
#define OFPGMFC_CHAINED_GROUP 9U
|
|
#define OFPGMFC_BAD_TYPE 10U
|
|
#define OFPGMFC_BAD_COMMAND 11U
|
|
#define OFPGMFC_BAD_BUCKET 12U
|
|
#define OFPGMFC_BAD_MATCH 13U
|
|
#define OFPGMFC_EPERM 14U
|
|
static const struct tok ofpgmfc_str[] = {
|
|
{ OFPGMFC_GROUP_EXISTS, "GROUP_EXISTS" },
|
|
{ OFPGMFC_INVALID_GROUP, "INVALID_GROUP" },
|
|
{ OFPGMFC_WEIGHT_UNSUPPORTED, "WEIGHT_UNSUPPORTED" },
|
|
{ OFPGMFC_OUT_OF_GROUPS, "OUT_OF_GROUPS" },
|
|
{ OFPGMFC_OUT_OF_BUCKETS, "OUT_OF_BUCKETS" },
|
|
{ OFPGMFC_CHAINING_UNSUPPORTED, "CHAINING_UNSUPPORTED" },
|
|
{ OFPGMFC_WATCH_UNSUPPORTED, "WATCH_UNSUPPORTED" },
|
|
{ OFPGMFC_LOOP, "LOOP" },
|
|
{ OFPGMFC_UNKNOWN_GROUP, "UNKNOWN_GROUP" },
|
|
{ OFPGMFC_CHAINED_GROUP, "CHAINED_GROUP" },
|
|
{ OFPGMFC_BAD_TYPE, "BAD_TYPE" },
|
|
{ OFPGMFC_BAD_COMMAND, "BAD_COMMAND" },
|
|
{ OFPGMFC_BAD_BUCKET, "BAD_BUCKET" },
|
|
{ OFPGMFC_BAD_MATCH, "BAD_MATCH" },
|
|
{ OFPGMFC_EPERM, "EPERM" },
|
|
{ 0, NULL }
|
|
};
|
|
|
|
#define OFPPMFC_BAD_PORT 0U
|
|
#define OFPPMFC_BAD_HW_ADDR 1U
|
|
#define OFPPMFC_BAD_CONFIG 2U
|
|
#define OFPPMFC_BAD_ADVERTISE 3U
|
|
#define OFPPMFC_EPERM 4U
|
|
static const struct tok ofppmfc_str[] = {
|
|
{ OFPPMFC_BAD_PORT, "BAD_PORT" },
|
|
{ OFPPMFC_BAD_HW_ADDR, "BAD_HW_ADDR" },
|
|
{ OFPPMFC_BAD_CONFIG, "BAD_CONFIG" },
|
|
{ OFPPMFC_BAD_ADVERTISE, "BAD_ADVERTISE" },
|
|
{ OFPPMFC_EPERM, "EPERM" },
|
|
{ 0, NULL }
|
|
};
|
|
|
|
#define OFPTMFC_BAD_TABLE 0U
|
|
#define OFPTMFC_BAD_CONFIG 1U
|
|
#define OFPTMFC_EPERM 2U
|
|
static const struct tok ofptmfc_str[] = {
|
|
{ OFPTMFC_BAD_TABLE, "BAD_TABLE" },
|
|
{ OFPTMFC_BAD_CONFIG, "BAD_CONFIG" },
|
|
{ OFPTMFC_EPERM, "EPERM" },
|
|
{ 0, NULL }
|
|
};
|
|
|
|
#define OFPQOFC_BAD_PORT 0U
|
|
#define OFPQOFC_BAD_QUEUE 1U
|
|
#define OFPQOFC_EPERM 2U
|
|
static const struct tok ofpqofc_str[] = {
|
|
{ OFPQOFC_BAD_PORT, "BAD_PORT" },
|
|
{ OFPQOFC_BAD_QUEUE, "BAD_QUEUE" },
|
|
{ OFPQOFC_EPERM, "EPERM" },
|
|
{ 0, NULL }
|
|
};
|
|
|
|
#define OFPSCFC_BAD_FLAGS 0U
|
|
#define OFPSCFC_BAD_LEN 1U
|
|
#define OFPSCFC_EPERM 2U
|
|
static const struct tok ofpscfc_str[] = {
|
|
{ OFPSCFC_BAD_FLAGS, "BAD_FLAGS" },
|
|
{ OFPSCFC_BAD_LEN, "BAD_LEN" },
|
|
{ OFPSCFC_EPERM, "EPERM" },
|
|
{ 0, NULL }
|
|
};
|
|
|
|
#define OFPRRFC_STALE 0U
|
|
#define OFPRRFC_UNSUP 1U
|
|
#define OFPRRFC_BAD_ROLE 2U
|
|
static const struct tok ofprrfc_str[] = {
|
|
{ OFPRRFC_STALE, "STALE" },
|
|
{ OFPRRFC_UNSUP, "UNSUP" },
|
|
{ OFPRRFC_BAD_ROLE, "BAD_ROLE" },
|
|
{ 0, NULL }
|
|
};
|
|
|
|
#define OFPMMFC_UNKNOWN 0U
|
|
#define OFPMMFC_METER_EXISTS 1U
|
|
#define OFPMMFC_INVALID_METER 2U
|
|
#define OFPMMFC_UNKNOWN_METER 3U
|
|
#define OFPMMFC_BAD_COMMAND 4U
|
|
#define OFPMMFC_BAD_FLAGS 5U
|
|
#define OFPMMFC_BAD_RATE 6U
|
|
#define OFPMMFC_BAD_BURST 7U
|
|
#define OFPMMFC_BAD_BAND 8U
|
|
#define OFPMMFC_BAD_BAND_VALUE 9U
|
|
#define OFPMMFC_OUT_OF_METERS 10U
|
|
#define OFPMMFC_OUT_OF_BANDS 11U
|
|
static const struct tok ofpmmfc_str[] = {
|
|
{ OFPMMFC_UNKNOWN, "UNKNOWN" },
|
|
{ OFPMMFC_METER_EXISTS, "METER_EXISTS" },
|
|
{ OFPMMFC_INVALID_METER, "INVALID_METER" },
|
|
{ OFPMMFC_UNKNOWN_METER, "UNKNOWN_METER" },
|
|
{ OFPMMFC_BAD_COMMAND, "BAD_COMMAND" },
|
|
{ OFPMMFC_BAD_FLAGS, "BAD_FLAGS" },
|
|
{ OFPMMFC_BAD_RATE, "BAD_RATE" },
|
|
{ OFPMMFC_BAD_BURST, "BAD_BURST" },
|
|
{ OFPMMFC_BAD_BAND, "BAD_BAND" },
|
|
{ OFPMMFC_BAD_BAND_VALUE, "BAD_BAND_VALUE" },
|
|
{ OFPMMFC_OUT_OF_METERS, "OUT_OF_METERS" },
|
|
{ OFPMMFC_OUT_OF_BANDS, "OUT_OF_BANDS" },
|
|
{ 0, NULL }
|
|
};
|
|
|
|
#define OFPTFFC_BAD_TABLE 0U
|
|
#define OFPTFFC_BAD_METADATA 1U
|
|
#define OFPTFFC_BAD_TYPE 2U
|
|
#define OFPTFFC_BAD_LEN 3U
|
|
#define OFPTFFC_BAD_ARGUMENT 4U
|
|
#define OFPTFFC_EPERM 5U
|
|
static const struct tok ofptffc_str[] = {
|
|
{ OFPTFFC_BAD_TABLE, "BAD_TABLE" },
|
|
{ OFPTFFC_BAD_METADATA, "BAD_METADATA" },
|
|
{ OFPTFFC_BAD_TYPE, "BAD_TYPE" },
|
|
{ OFPTFFC_BAD_LEN, "BAD_LEN" },
|
|
{ OFPTFFC_BAD_ARGUMENT, "BAD_ARGUMENT" },
|
|
{ OFPTFFC_EPERM, "EPERM" },
|
|
{ 0, NULL }
|
|
};
|
|
|
|
static const struct uint_tokary of13_ofpet2tokary[] = {
|
|
{ OFPET_HELLO_FAILED, ofphfc_str },
|
|
{ OFPET_BAD_REQUEST, ofpbrc_str },
|
|
{ OFPET_BAD_ACTION, ofpbac_str },
|
|
{ OFPET_BAD_INSTRUCTION, ofpbic_str },
|
|
{ OFPET_BAD_MATCH, ofpbmc_str },
|
|
{ OFPET_FLOW_MOD_FAILED, ofpfmfc_str },
|
|
{ OFPET_GROUP_MOD_FAILED, ofpgmfc_str },
|
|
{ OFPET_PORT_MOD_FAILED, ofppmfc_str },
|
|
{ OFPET_TABLE_MOD_FAILED, ofptmfc_str },
|
|
{ OFPET_QUEUE_OP_FAILED, ofpqofc_str },
|
|
{ OFPET_SWITCH_CONFIG_FAILED, ofpscfc_str },
|
|
{ OFPET_ROLE_REQUEST_FAILED, ofprrfc_str },
|
|
{ OFPET_METER_MOD_FAILED, ofpmmfc_str },
|
|
{ OFPET_TABLE_FEATURES_FAILED, ofptffc_str },
|
|
{ OFPET_EXPERIMENTER, NULL }, /* defines no codes */
|
|
/* uint2tokary() does not use array termination. */
|
|
};
|
|
|
|
/* lengths (fixed or minimal) of particular message types, where not 0 */
|
|
#define OF_ERROR_MSG_MINLEN (12U - OF_HEADER_FIXLEN)
|
|
#define OF_FEATURES_REPLY_FIXLEN (32U - OF_HEADER_FIXLEN)
|
|
#define OF_PORT_MOD_FIXLEN (40U - OF_HEADER_FIXLEN)
|
|
#define OF_SWITCH_CONFIG_MSG_FIXLEN (12U - OF_HEADER_FIXLEN)
|
|
#define OF_TABLE_MOD_FIXLEN (16U - OF_HEADER_FIXLEN)
|
|
#define OF_QUEUE_GET_CONFIG_REQUEST_FIXLEN (16U - OF_HEADER_FIXLEN)
|
|
#define OF_ROLE_MSG_FIXLEN (24U - OF_HEADER_FIXLEN)
|
|
#define OF_ASYNC_MSG_FIXLEN (32U - OF_HEADER_FIXLEN)
|
|
#define OF_PORT_STATUS_FIXLEN (80U - OF_HEADER_FIXLEN)
|
|
#define OF_EXPERIMENTER_MSG_MINLEN (16U - OF_HEADER_FIXLEN)
|
|
|
|
/* lengths (fixed or minimal) of particular protocol structures */
|
|
#define OF_HELLO_ELEM_MINSIZE 4U
|
|
|
|
/* miscellaneous constants from [OF13] */
|
|
#define OFP_MAX_PORT_NAME_LEN 16U
|
|
|
|
/* [OF13] Section 7.2.1 */
|
|
static void
|
|
of13_port_print(netdissect_options *ndo,
|
|
const u_char *cp)
|
|
{
|
|
/* port_no */
|
|
ND_PRINT("\n\t port_no %s",
|
|
tok2str(ofpp_str, "%u", GET_BE_U_4(cp)));
|
|
cp += 4;
|
|
/* pad */
|
|
cp += 4;
|
|
/* hw_addr */
|
|
ND_PRINT(", hw_addr %s", GET_ETHERADDR_STRING(cp));
|
|
cp += MAC_ADDR_LEN;
|
|
/* pad2 */
|
|
cp += 2;
|
|
/* name */
|
|
ND_PRINT(", name '");
|
|
nd_printjnp(ndo, cp, OFP_MAX_PORT_NAME_LEN);
|
|
ND_PRINT("'");
|
|
cp += OFP_MAX_PORT_NAME_LEN;
|
|
|
|
if (ndo->ndo_vflag < 2) {
|
|
ND_TCHECK_LEN(cp, 32);
|
|
return;
|
|
}
|
|
|
|
/* config */
|
|
ND_PRINT("\n\t config 0x%08x", GET_BE_U_4(cp));
|
|
of_bitmap_print(ndo, ofppc_bm, GET_BE_U_4(cp), OFPPC_U);
|
|
cp += 4;
|
|
/* state */
|
|
ND_PRINT("\n\t state 0x%08x", GET_BE_U_4(cp));
|
|
of_bitmap_print(ndo, ofpps_bm, GET_BE_U_4(cp), OFPPS_U);;
|
|
cp += 4;
|
|
/* curr */
|
|
ND_PRINT("\n\t curr 0x%08x", GET_BE_U_4(cp));
|
|
of_bitmap_print(ndo, ofppf_bm, GET_BE_U_4(cp), OFPPF_U);
|
|
cp += 4;
|
|
/* advertised */
|
|
ND_PRINT("\n\t advertised 0x%08x", GET_BE_U_4(cp));
|
|
of_bitmap_print(ndo, ofppf_bm, GET_BE_U_4(cp), OFPPF_U);
|
|
cp += 4;
|
|
/* supported */
|
|
ND_PRINT("\n\t supported 0x%08x", GET_BE_U_4(cp));
|
|
of_bitmap_print(ndo, ofppf_bm, GET_BE_U_4(cp), OFPPF_U);
|
|
cp += 4;
|
|
/* peer */
|
|
ND_PRINT("\n\t peer 0x%08x", GET_BE_U_4(cp));
|
|
of_bitmap_print(ndo, ofppf_bm, GET_BE_U_4(cp), OFPPF_U);
|
|
cp += 4;
|
|
/* curr_speed */
|
|
ND_PRINT("\n\t curr_speed %ukbps", GET_BE_U_4(cp));
|
|
cp += 4;
|
|
/* max_speed */
|
|
ND_PRINT("\n\t max_speed %ukbps", GET_BE_U_4(cp));
|
|
}
|
|
|
|
/* [OF13] Section 7.3.1 */
|
|
static void
|
|
of13_features_reply_print(netdissect_options *ndo,
|
|
const u_char *cp, u_int len _U_)
|
|
{
|
|
/* datapath_id */
|
|
ND_PRINT("\n\t dpid 0x%016" PRIx64, GET_BE_U_8(cp));
|
|
cp += 8;
|
|
/* n_buffers */
|
|
ND_PRINT(", n_buffers %u", GET_BE_U_4(cp));
|
|
cp += 4;
|
|
/* n_tables */
|
|
ND_PRINT(", n_tables %u", GET_U_1(cp));
|
|
cp += 1;
|
|
/* auxiliary_id */
|
|
ND_PRINT(", auxiliary_id %u", GET_U_1(cp));
|
|
cp += 1;
|
|
/* pad */
|
|
cp += 2;
|
|
/* capabilities */
|
|
ND_PRINT("\n\t capabilities 0x%08x", GET_BE_U_4(cp));
|
|
of_bitmap_print(ndo, ofp_capabilities_bm, GET_BE_U_4(cp), OFPCAP_U);
|
|
cp += 4;
|
|
/* reserved */
|
|
ND_TCHECK_4(cp);
|
|
}
|
|
|
|
/* [OF13] Section 7.3.2 */
|
|
static void
|
|
of13_switch_config_msg_print(netdissect_options *ndo,
|
|
const u_char *cp, u_int len _U_)
|
|
{
|
|
/* flags */
|
|
ND_PRINT("\n\t flags %s",
|
|
tok2str(ofp_config_str, "invalid (0x%04x)", GET_BE_U_2(cp)));
|
|
cp += 2;
|
|
/* miss_send_len */
|
|
ND_PRINT(", miss_send_len %s",
|
|
tok2str(ofpcml_str, "%u", GET_BE_U_2(cp)));
|
|
}
|
|
|
|
/* [OF13] Section 7.3.3 */
|
|
static void
|
|
of13_table_mod_print(netdissect_options *ndo,
|
|
const u_char *cp, u_int len _U_)
|
|
{
|
|
/* table_id */
|
|
ND_PRINT("\n\t table_id %s", tok2str(ofptt_str, "%u", GET_U_1(cp)));
|
|
cp += 1;
|
|
/* pad */
|
|
cp += 3;
|
|
/* config */
|
|
ND_PRINT(", config 0x%08x", GET_BE_U_4(cp));
|
|
}
|
|
|
|
/* [OF13] Section 7.3.9 */
|
|
static void
|
|
of13_role_msg_print(netdissect_options *ndo,
|
|
const u_char *cp, u_int len _U_)
|
|
{
|
|
/* role */
|
|
ND_PRINT("\n\t role %s",
|
|
tok2str(ofpcr_str, "invalid (0x%08x)", GET_BE_U_4(cp)));
|
|
cp += 4;
|
|
/* pad */
|
|
cp += 4;
|
|
/* generation_id */
|
|
ND_PRINT(", generation_id 0x%016" PRIx64, GET_BE_U_8(cp));
|
|
}
|
|
|
|
/* [OF13] Section 7.3.10 */
|
|
static void
|
|
of13_async_msg_print(netdissect_options *ndo,
|
|
const u_char *cp, u_int len _U_)
|
|
{
|
|
/* packet_in_mask[0] */
|
|
ND_PRINT("\n\t packet_in_mask[EM] 0x%08x", GET_BE_U_4(cp));
|
|
of_bitmap_print(ndo, async_ofpr_bm, GET_BE_U_4(cp), ASYNC_OFPR_U);
|
|
cp += 4;
|
|
/* packet_in_mask[1] */
|
|
ND_PRINT("\n\t packet_in_mask[S] 0x%08x", GET_BE_U_4(cp));
|
|
of_bitmap_print(ndo, async_ofpr_bm, GET_BE_U_4(cp), ASYNC_OFPR_U);
|
|
cp += 4;
|
|
/* port_status_mask[0] */
|
|
ND_PRINT("\n\t port_status_mask[EM] 0x%08x", GET_BE_U_4(cp));
|
|
of_bitmap_print(ndo, async_ofppr_bm, GET_BE_U_4(cp), ASYNC_OFPPR_U);
|
|
cp += 4;
|
|
/* port_status_mask[1] */
|
|
ND_PRINT("\n\t port_status_mask[S] 0x%08x", GET_BE_U_4(cp));
|
|
of_bitmap_print(ndo, async_ofppr_bm, GET_BE_U_4(cp), ASYNC_OFPPR_U);
|
|
cp += 4;
|
|
/* flow_removed_mask[0] */
|
|
ND_PRINT("\n\t flow_removed_mask[EM] 0x%08x", GET_BE_U_4(cp));
|
|
of_bitmap_print(ndo, async_ofppr_bm, GET_BE_U_4(cp), ASYNC_OFPPR_U);
|
|
cp += 4;
|
|
/* flow_removed_mask[1] */
|
|
ND_PRINT("\n\t flow_removed_mask[S] 0x%08x", GET_BE_U_4(cp));
|
|
of_bitmap_print(ndo, async_ofppr_bm, GET_BE_U_4(cp), ASYNC_OFPPR_U);
|
|
}
|
|
|
|
/* [OF13] Section 7.3.4.3 */
|
|
static void
|
|
of13_port_mod_print(netdissect_options *ndo,
|
|
const u_char *cp, u_int len _U_)
|
|
{
|
|
/* port_no */
|
|
ND_PRINT("\n\t port_no %s", tok2str(ofpp_str, "%u", GET_BE_U_4(cp)));
|
|
cp += 4;
|
|
/* pad */
|
|
cp += 4;
|
|
/* hw_addr */
|
|
ND_PRINT(", hw_addr %s", GET_ETHERADDR_STRING(cp));
|
|
cp += MAC_ADDR_LEN;
|
|
/* pad2 */
|
|
cp += 2;
|
|
/* config */
|
|
ND_PRINT("\n\t config 0x%08x", GET_BE_U_4(cp));
|
|
of_bitmap_print(ndo, ofppc_bm, GET_BE_U_4(cp), OFPPC_U);
|
|
cp += 4;
|
|
/* mask */
|
|
ND_PRINT("\n\t mask 0x%08x", GET_BE_U_4(cp));
|
|
of_bitmap_print(ndo, ofppc_bm, GET_BE_U_4(cp), OFPPC_U);
|
|
cp += 4;
|
|
/* advertise */
|
|
ND_PRINT("\n\t advertise 0x%08x", GET_BE_U_4(cp));
|
|
of_bitmap_print(ndo, ofppf_bm, GET_BE_U_4(cp), OFPPF_U);
|
|
cp += 4;
|
|
/* pad3 */
|
|
/* Always the last field, check bounds. */
|
|
ND_TCHECK_4(cp);
|
|
}
|
|
|
|
/* [OF13] Section 7.4.3 */
|
|
static void
|
|
of13_port_status_print(netdissect_options *ndo,
|
|
const u_char *cp, u_int len _U_)
|
|
{
|
|
/* reason */
|
|
ND_PRINT("\n\t reason %s",
|
|
tok2str(ofppr_str, "invalid (0x02x)", GET_U_1(cp)));
|
|
cp += 1;
|
|
/* pad */
|
|
cp += 7;
|
|
/* desc */
|
|
of13_port_print(ndo, cp);
|
|
}
|
|
|
|
/* [OF13] Section 7.5.1 */
|
|
static void
|
|
of13_hello_elements_print(netdissect_options *ndo,
|
|
const u_char *cp, u_int len)
|
|
{
|
|
while (len) {
|
|
uint16_t type, bmlen;
|
|
|
|
if (len < OF_HELLO_ELEM_MINSIZE)
|
|
goto invalid;
|
|
/* type */
|
|
type = GET_BE_U_2(cp);
|
|
OF_FWD(2);
|
|
ND_PRINT("\n\t type %s",
|
|
tok2str(ofphet_str, "unknown (0x%04x)", type));
|
|
/* length */
|
|
bmlen = GET_BE_U_2(cp);
|
|
OF_FWD(2);
|
|
ND_PRINT(", length %u", bmlen);
|
|
/* cp is OF_HELLO_ELEM_MINSIZE bytes in */
|
|
if (bmlen < OF_HELLO_ELEM_MINSIZE ||
|
|
bmlen > OF_HELLO_ELEM_MINSIZE + len)
|
|
goto invalid;
|
|
switch (type) {
|
|
case OFPHET_VERSIONBITMAP:
|
|
/*
|
|
* The specification obviously overprovisions the space
|
|
* for version bitmaps in this element ("ofp versions
|
|
* 32 to 63 are encoded in the second bitmap and so
|
|
* on"). Keep this code simple for now and recognize
|
|
* only a single bitmap with no padding.
|
|
*/
|
|
if (bmlen == OF_HELLO_ELEM_MINSIZE + 4) {
|
|
uint32_t bitmap = GET_BE_U_4(cp);
|
|
ND_PRINT(", bitmap 0x%08x", bitmap);
|
|
of_bitmap_print(ndo, ofverbm_str, bitmap,
|
|
OF_BIT_VER_U);
|
|
} else {
|
|
ND_PRINT(" (bogus)");
|
|
ND_TCHECK_LEN(cp, bmlen - OF_HELLO_ELEM_MINSIZE);
|
|
}
|
|
break;
|
|
default:
|
|
ND_TCHECK_LEN(cp, bmlen - OF_HELLO_ELEM_MINSIZE);
|
|
}
|
|
OF_FWD(bmlen - OF_HELLO_ELEM_MINSIZE);
|
|
}
|
|
return;
|
|
|
|
invalid:
|
|
nd_print_invalid(ndo);
|
|
ND_TCHECK_LEN(cp, len);
|
|
}
|
|
|
|
/* [OF13] Section 7.5.4 */
|
|
static void
|
|
of13_experimenter_message_print(netdissect_options *ndo,
|
|
const u_char *cp, u_int len)
|
|
{
|
|
uint32_t experimenter;
|
|
|
|
/* experimenter */
|
|
experimenter = GET_BE_U_4(cp);
|
|
OF_FWD(4);
|
|
ND_PRINT("\n\t experimenter 0x%08x (%s)", experimenter,
|
|
of_vendor_name(experimenter));
|
|
/* exp_type */
|
|
ND_PRINT(", exp_type 0x%08x", GET_BE_U_4(cp));
|
|
OF_FWD(4);
|
|
/* data */
|
|
of_data_print(ndo, cp, len);
|
|
}
|
|
|
|
/* [OF13] Section 7.3.6 */
|
|
static void
|
|
of13_queue_get_config_request_print(netdissect_options *ndo,
|
|
const u_char *cp, u_int len _U_)
|
|
{
|
|
/* port */
|
|
ND_PRINT("\n\t port %s", tok2str(ofpp_str, "%u", GET_BE_U_4(cp)));
|
|
cp += 4;
|
|
/* pad */
|
|
/* Always the last field, check bounds. */
|
|
ND_TCHECK_4(cp);
|
|
}
|
|
|
|
/* [OF13] Section 7.4.4 */
|
|
static void
|
|
of13_error_print(netdissect_options *ndo,
|
|
const u_char *cp, u_int len)
|
|
{
|
|
uint16_t type, code;
|
|
const struct tok *code_str;
|
|
|
|
/* type */
|
|
type = GET_BE_U_2(cp);
|
|
OF_FWD(2);
|
|
ND_PRINT("\n\t type %s", tok2str(ofpet_str, "invalid (0x%04x)", type));
|
|
/* code */
|
|
code = GET_BE_U_2(cp);
|
|
OF_FWD(2);
|
|
code_str = uint2tokary(of13_ofpet2tokary, type);
|
|
if (code_str != NULL)
|
|
ND_PRINT(", code %s",
|
|
tok2str(code_str, "invalid (0x%04x)", code));
|
|
else
|
|
ND_PRINT(", code invalid (0x%04x)", code);
|
|
/* data */
|
|
of_data_print(ndo, cp, len);
|
|
}
|
|
|
|
static const struct of_msgtypeinfo of13_msgtypeinfo[OFPT_MAX + 1] = {
|
|
/*
|
|
* [OF13] Section 7.5.1
|
|
* n * variable-size data units.
|
|
*/
|
|
{
|
|
"HELLO", of13_hello_elements_print,
|
|
REQ_MINLEN, 0
|
|
},
|
|
/*
|
|
* [OF13] Section 7.4.4
|
|
* A fixed-size message body and variable-size data.
|
|
*/
|
|
{
|
|
"ERROR", of13_error_print,
|
|
REQ_MINLEN, OF_ERROR_MSG_MINLEN
|
|
},
|
|
/*
|
|
* [OF13] Section 7.5.2
|
|
* Variable-size data.
|
|
*/
|
|
{
|
|
"ECHO_REQUEST", of_data_print,
|
|
REQ_MINLEN, 0
|
|
},
|
|
/*
|
|
* [OF13] Section 7.5.3
|
|
* Variable-size data.
|
|
*/
|
|
{
|
|
"ECHO_REPLY", of_data_print,
|
|
REQ_MINLEN, 0
|
|
},
|
|
/*
|
|
* [OF13] Section 7.5.4
|
|
* A fixed-size message body and variable-size data.
|
|
*/
|
|
{
|
|
"EXPERIMENTER", of13_experimenter_message_print,
|
|
REQ_MINLEN, OF_EXPERIMENTER_MSG_MINLEN
|
|
},
|
|
/*
|
|
* [OF13] Section 7.3.1
|
|
* No message body.
|
|
*/
|
|
{
|
|
"FEATURES_REQUEST", NULL,
|
|
REQ_FIXLEN, 0
|
|
},
|
|
/*
|
|
* [OF13] Section 7.3.1
|
|
* A fixed-size message body.
|
|
*/
|
|
{
|
|
"FEATURES_REPLY", of13_features_reply_print,
|
|
REQ_FIXLEN, OF_FEATURES_REPLY_FIXLEN
|
|
},
|
|
/*
|
|
* [OF13] Section 7.3.2
|
|
* No message body.
|
|
*/
|
|
{
|
|
"GET_CONFIG_REQUEST", NULL,
|
|
REQ_FIXLEN, 0
|
|
},
|
|
/*
|
|
* [OF13] Section 7.3.2
|
|
* A fixed-size message body.
|
|
*/
|
|
{
|
|
"GET_CONFIG_REPLY", of13_switch_config_msg_print,
|
|
REQ_FIXLEN, OF_SWITCH_CONFIG_MSG_FIXLEN
|
|
},
|
|
/*
|
|
* [OF13] Section 7.3.2
|
|
* A fixed-size message body.
|
|
*/
|
|
{
|
|
"SET_CONFIG", of13_switch_config_msg_print,
|
|
REQ_FIXLEN, OF_SWITCH_CONFIG_MSG_FIXLEN
|
|
},
|
|
/*
|
|
* [OF13] Section 7.4.1
|
|
* (to be done)
|
|
*/
|
|
{
|
|
"PACKET_IN", NULL,
|
|
REQ_NONE, 0
|
|
},
|
|
/*
|
|
* [OF13] Section 7.4.2
|
|
* (to be done)
|
|
*/
|
|
{
|
|
"FLOW_REMOVED", NULL,
|
|
REQ_NONE, 0
|
|
},
|
|
/*
|
|
* [OF13] Section 7.4.3
|
|
* A fixed-size message body.
|
|
*/
|
|
{
|
|
"PORT_STATUS", of13_port_status_print,
|
|
REQ_FIXLEN, OF_PORT_STATUS_FIXLEN
|
|
},
|
|
/*
|
|
* [OF13] Section 7.3.7
|
|
* (to be done)
|
|
*/
|
|
{
|
|
"PACKET_OUT", NULL,
|
|
REQ_NONE, 0
|
|
},
|
|
/*
|
|
* [OF13] Section 7.3.4.1
|
|
* (to be done)
|
|
*/
|
|
{
|
|
"FLOW_MOD", NULL,
|
|
REQ_NONE, 0
|
|
},
|
|
/*
|
|
* [OF13] Section 7.3.4.2
|
|
* (to be done)
|
|
*/
|
|
{
|
|
"GROUP_MOD", NULL,
|
|
REQ_NONE, 0
|
|
},
|
|
/*
|
|
* [OF13] Section 7.3.4.3
|
|
* A fixed-size message body.
|
|
*/
|
|
{
|
|
"PORT_MOD", of13_port_mod_print,
|
|
REQ_FIXLEN, OF_PORT_MOD_FIXLEN
|
|
},
|
|
/*
|
|
* [OF13] Section 7.3.3
|
|
* A fixed-size message body.
|
|
*/
|
|
{
|
|
"TABLE_MOD", of13_table_mod_print,
|
|
REQ_FIXLEN, OF_TABLE_MOD_FIXLEN
|
|
},
|
|
/*
|
|
* [OF13] Section 7.3.5
|
|
* (to be done)
|
|
*/
|
|
{
|
|
"MULTIPART_REQUEST", NULL,
|
|
REQ_NONE, 0
|
|
},
|
|
/*
|
|
* [OF13] Section 7.3.5
|
|
* (to be done)
|
|
*/
|
|
{
|
|
"MULTIPART_REPLY", NULL,
|
|
REQ_NONE, 0
|
|
},
|
|
/*
|
|
* [OF13] Section 7.3.8
|
|
* No message body.
|
|
*/
|
|
{
|
|
"BARRIER_REQUEST", NULL,
|
|
REQ_FIXLEN, 0
|
|
},
|
|
/*
|
|
* [OF13] Section 7.3.8
|
|
* No message body.
|
|
*/
|
|
{
|
|
"BARRIER_REPLY", NULL,
|
|
REQ_FIXLEN, 0
|
|
},
|
|
/*
|
|
* [OF13] Section 7.3.6
|
|
* A fixed-size message body.
|
|
*/
|
|
{
|
|
"QUEUE_GET_CONFIG_REQUEST", of13_queue_get_config_request_print,
|
|
REQ_FIXLEN, OF_QUEUE_GET_CONFIG_REQUEST_FIXLEN
|
|
},
|
|
/*
|
|
* [OF13] Section 7.3.6
|
|
* (to be done)
|
|
*/
|
|
{
|
|
"QUEUE_GET_CONFIG_REPLY", NULL,
|
|
REQ_NONE, 0
|
|
},
|
|
/*
|
|
* [OF13] Section 7.3.9
|
|
* A fixed-size message body.
|
|
*/
|
|
{
|
|
"ROLE_REQUEST", of13_role_msg_print,
|
|
REQ_FIXLEN, OF_ROLE_MSG_FIXLEN
|
|
},
|
|
/*
|
|
* [OF13] Section 7.3.9
|
|
* A fixed-size message body.
|
|
*/
|
|
{
|
|
"ROLE_REPLY", of13_role_msg_print,
|
|
REQ_FIXLEN, OF_ROLE_MSG_FIXLEN
|
|
},
|
|
/*
|
|
* [OF13] Section 7.3.10
|
|
* No message body.
|
|
*/
|
|
{
|
|
"GET_ASYNC_REQUEST", NULL,
|
|
REQ_FIXLEN, 0
|
|
},
|
|
/*
|
|
* [OF13] Section 7.3.10
|
|
* A fixed-size message body.
|
|
*/
|
|
{
|
|
"GET_ASYNC_REPLY", of13_async_msg_print,
|
|
REQ_FIXLEN, OF_ASYNC_MSG_FIXLEN
|
|
},
|
|
/*
|
|
* [OF13] Section 7.3.10
|
|
* A fixed-size message body.
|
|
*/
|
|
{
|
|
"SET_ASYNC", of13_async_msg_print,
|
|
REQ_FIXLEN, OF_ASYNC_MSG_FIXLEN
|
|
},
|
|
/*
|
|
* [OF13] Section 7.3.4.4
|
|
* (to be done)
|
|
*/
|
|
{
|
|
"METER_MOD", NULL,
|
|
REQ_NONE, 0
|
|
},
|
|
};
|
|
|
|
const struct of_msgtypeinfo *
|
|
of13_identify_msgtype(const uint8_t type)
|
|
{
|
|
return type <= OFPT_MAX ? &of13_msgtypeinfo[type] : NULL;
|
|
}
|