diff --git a/openflow_input/oxm-1.2 b/openflow_input/oxm-1.2
index 5006cff..dd596bd 100644
--- a/openflow_input/oxm-1.2
+++ b/openflow_input/oxm-1.2
@@ -31,6 +31,7 @@
 
 #version 3
 #version 4
+#version 5
 
 struct of_oxm {
     uint32_t type_len == ?;
diff --git a/openflow_input/oxm-1.3 b/openflow_input/oxm-1.3
index 2dbab42..022f416 100644
--- a/openflow_input/oxm-1.3
+++ b/openflow_input/oxm-1.3
@@ -29,6 +29,7 @@
 // governing permissions and limitations under the EPL.
 
 #version 4
+#version 5
 
 struct of_oxm_tunnel_id : of_oxm {
     uint32_t type_len == 0x80004c08;
diff --git a/openflow_input/standard-1.4 b/openflow_input/standard-1.4
new file mode 100644
index 0000000..af1ab14
--- /dev/null
+++ b/openflow_input/standard-1.4
@@ -0,0 +1,2263 @@
+// Copyright 2013, Big Switch Networks, Inc.
+//
+// LoxiGen is licensed under the Eclipse Public License, version 1.0 (EPL), with
+// the following special exception:
+//
+// LOXI Exception
+//
+// As a special exception to the terms of the EPL, you may distribute libraries
+// generated by LoxiGen (LoxiGen Libraries) under the terms of your choice, provided
+// that copyright and licensing notices generated by LoxiGen are not altered or removed
+// from the LoxiGen Libraries and the notice provided below is (i) included in
+// the LoxiGen Libraries, if distributed in source code form and (ii) included in any
+// documentation for the LoxiGen Libraries, if distributed in binary form.
+//
+// Notice: "Copyright 2013, Big Switch Networks, Inc. This library was generated by the LoxiGen Compiler."
+//
+// You may not use this file except in compliance with the EPL or LOXI Exception. You may obtain
+// a copy of the EPL at:
+//
+// http://www.eclipse.org/legal/epl-v10.html
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+// EPL for the specific language governing permissions and limitations
+// under the EPL.
+//
+// Also derived from the OpenFlow header files which have these copyrights:
+// Copyright (c) 2008 The Board of Trustees of The Leland Stanford Junior University
+// Copyright (c) 2011, 2012 Open Networking Foundation
+
+#version 5
+
+enum macro_definitions {
+    OFP_MAX_TABLE_NAME_LEN = 32,
+    OFP_MAX_PORT_NAME_LEN = 16,
+
+    OFP_TCP_PORT = 6653,
+    OFP_SSL_PORT = 6653,
+
+    OFP_ETH_ALEN = 6,
+
+    OFP_DEFAULT_MISS_SEND_LEN = 128,
+
+    OFP_VLAN_NONE = 0,
+
+    OFP_FLOW_PERMANENT = 0,
+
+    OFP_DEFAULT_PRIORITY = 0x8000,
+
+    OFP_NO_BUFFER = 0xffffffff,
+
+    DESC_STR_LEN = 256,
+    SERIAL_NUM_LEN = 32,
+
+    OFPQ_ALL = 0xffffffff,
+    OFPQ_MAX_RATE_UNCFG = 0xffff,
+    OFPQ_MIN_RATE_UNCFG = 0xffff,
+};
+
+enum ofp_port(wire_type=uint32_t) {
+    OFPP_MAX = 0xffffff00,
+    OFPP_IN_PORT = 0xfffffff8,
+    OFPP_TABLE = 0xfffffff9,
+    OFPP_NORMAL = 0xfffffffa,
+    OFPP_FLOOD = 0xfffffffb,
+    OFPP_ALL = 0xfffffffc,
+    OFPP_CONTROLLER = 0xfffffffd,
+    OFPP_LOCAL = 0xfffffffe,
+    OFPP_ANY = 0xffffffff,
+};
+
+enum ofp_type(wire_type=uint8_t) {
+    OFPT_HELLO = 0,
+    OFPT_ERROR = 1,
+    OFPT_ECHO_REQUEST = 2,
+    OFPT_ECHO_REPLY = 3,
+    OFPT_EXPERIMENTER = 4,
+    OFPT_FEATURES_REQUEST = 5,
+    OFPT_FEATURES_REPLY = 6,
+    OFPT_GET_CONFIG_REQUEST = 7,
+    OFPT_GET_CONFIG_REPLY = 8,
+    OFPT_SET_CONFIG = 9,
+    OFPT_PACKET_IN = 10,
+    OFPT_FLOW_REMOVED = 11,
+    OFPT_PORT_STATUS = 12,
+    OFPT_PACKET_OUT = 13,
+    OFPT_FLOW_MOD = 14,
+    OFPT_GROUP_MOD = 15,
+    OFPT_PORT_MOD = 16,
+    OFPT_TABLE_MOD = 17,
+    OFPT_STATS_REQUEST = 18,
+    OFPT_STATS_REPLY = 19,
+    OFPT_BARRIER_REQUEST = 20,
+    OFPT_BARRIER_REPLY = 21,
+    OFPT_ROLE_REQUEST = 24,
+    OFPT_ROLE_REPLY = 25,
+    OFPT_GET_ASYNC_REQUEST = 26,
+    OFPT_GET_ASYNC_REPLY = 27,
+    OFPT_SET_ASYNC = 28,
+    OFPT_METER_MOD = 29,
+    OFPT_ROLE_STATUS = 30,
+    OFPT_TABLE_STATUS = 31,
+    OFPT_REQUESTFORWARD = 32, 
+    OFPT_BUNDLE_CONTROL = 33,
+    OFPT_BUNDLE_ADD_MESSAGE = 34,
+};
+
+enum ofp_config_flags(wire_type=uint16_t, bitmask=True) {
+    OFPC_FRAG_NORMAL = 0,
+    OFPC_FRAG_DROP = 1,
+    OFPC_FRAG_REASM = 2,
+    OFPC_FRAG_MASK = 3,
+};
+
+enum ofp_table_config(wire_type=uint32_t, bitmask=True) {
+    OFPTC_DEPRECATED_MASK = 0x3,
+    OFPTC_EVICTION = 0x4,
+    OFPTC_VACANCY_EVENTS = 0x8,
+};
+
+enum ofp_table(wire_type=uint8_t, complete=False) {
+    OFPTT_MAX = 0xfe,
+    OFPTT_ALL = 0xff,
+};
+
+enum ofp_capabilities(wire_type=uint32_t, bitmask=True) {
+    OFPC_FLOW_STATS = 0x1,
+    OFPC_TABLE_STATS = 0x2,
+    OFPC_PORT_STATS = 0x4,
+    OFPC_GROUP_STATS = 0x8,
+    OFPC_IP_REASM = 0x20,
+    OFPC_QUEUE_STATS = 0x40,
+    OFPC_PORT_BLOCKED = 0x100,
+};
+
+enum ofp_port_config(wire_type=uint32_t, bitmask=True) {
+    OFPPC_PORT_DOWN = 0x1,
+    OFPPC_NO_RECV = 0x4,
+    OFPPC_NO_FWD = 0x20,
+    OFPPC_NO_PACKET_IN = 0x40,
+    OFPPC_BSN_MIRROR_DEST = 0x80000000,
+};
+
+enum ofp_port_state(wire_type=uint32_t, bitmask=True) {
+    OFPPS_LINK_DOWN = 0x1,
+    OFPPS_BLOCKED = 0x2,
+    OFPPS_LIVE = 0x4,
+};
+
+enum ofp_port_features(wire_type=uint32_t, bitmask=True) {
+    OFPPF_10MB_HD = 0x1,
+    OFPPF_10MB_FD = 0x2,
+    OFPPF_100MB_HD = 0x4,
+    OFPPF_100MB_FD = 0x8,
+    OFPPF_1GB_HD = 0x10,
+    OFPPF_1GB_FD = 0x20,
+    OFPPF_10GB_FD = 0x40,
+    OFPPF_40GB_FD = 0x80,
+    OFPPF_100GB_FD = 0x100,
+    OFPPF_1TB_FD = 0x200,
+    OFPPF_OTHER = 0x400,
+    OFPPF_COPPER = 0x800,
+    OFPPF_FIBER = 0x1000,
+    OFPPF_AUTONEG = 0x2000,
+    OFPPF_PAUSE = 0x4000,
+    OFPPF_PAUSE_ASYM = 0x8000,
+};
+
+enum ofp_port_reason(wire_type=uint8_t) {
+    OFPPR_ADD = 0,
+    OFPPR_DELETE = 1,
+    OFPPR_MODIFY = 2,
+};
+
+enum ofp_match_type(wire_type=uint16_t) {
+    OFPMT_STANDARD = 0,
+    OFPMT_OXM = 1,
+};
+
+enum ofp_oxm_class(wire_type=uint16_t) {
+    OFPXMC_NXM_0 = 0,
+    OFPXMC_NXM_1 = 1,
+    OFPXMC_OPENFLOW_BASIC = 0x8000,
+    OFPXMC_EXPERIMENTER = 0xffff,
+};
+
+enum ofp_vlan_id(wire_type=uint16_t) {
+    OFPVID_NONE = 0,
+    OFPVID_PRESENT = 0x1000,
+};
+
+// FIXME: OF spec specified this as '9' bits, implicitly adding
+// to full byte
+enum ofp_ipv6exthdr_flags(wire_type=uint16_t, bitmask=True) {
+    OFPIEH_NONEXT = 0x1,
+    OFPIEH_ESP = 0x2,
+    OFPIEH_AUTH = 0x4,
+    OFPIEH_DEST = 0x8,
+    OFPIEH_FRAG = 0x10,
+    OFPIEH_ROUTER = 0x20,
+    OFPIEH_HOP = 0x40,
+    OFPIEH_UNREP = 0x80,
+    OFPIEH_UNSEQ = 0x100,
+};
+
+enum ofp_action_type(wire_type=uint16_t) {
+    OFPAT_OUTPUT = 0,
+    OFPAT_COPY_TTL_OUT = 0xb,
+    OFPAT_COPY_TTL_IN = 0xc,
+    OFPAT_SET_MPLS_TTL = 0xf,
+    OFPAT_DEC_MPLS_TTL = 0x10,
+    OFPAT_PUSH_VLAN = 0x11,
+    OFPAT_POP_VLAN = 0x12,
+    OFPAT_PUSH_MPLS = 0x13,
+    OFPAT_POP_MPLS = 0x14,
+    OFPAT_SET_QUEUE = 0x15,
+    OFPAT_GROUP = 0x16,
+    OFPAT_SET_NW_TTL = 0x17,
+    OFPAT_DEC_NW_TTL = 0x18,
+    OFPAT_SET_FIELD = 0x19,
+    OFPAT_PUSH_PBB = 0x1a,
+    OFPAT_POP_PBB = 0x1b,
+    OFPAT_EXPERIMENTER = 0xffff,
+};
+
+enum ofp_controller_max_len(wire_type=uint16_t, complete=False) {
+    OFPCML_MAX = 0xffe5,
+    OFPCML_NO_BUFFER = 0xffff,
+};
+
+enum ofp_instruction_type(wire_type=uint16_t, bitmask=True) {
+    OFPIT_GOTO_TABLE = 0x1,
+    OFPIT_WRITE_METADATA = 0x2,
+    OFPIT_WRITE_ACTIONS = 0x3,
+    OFPIT_APPLY_ACTIONS = 0x4,
+    OFPIT_CLEAR_ACTIONS = 0x5,
+    OFPIT_METER = 0x6,
+    OFPIT_EXPERIMENTER = 0xffff,
+};
+
+enum ofp_flow_mod_command(wire_type=uint8_t) {
+    OFPFC_ADD = 0,
+    OFPFC_MODIFY = 1,
+    OFPFC_MODIFY_STRICT = 2,
+    OFPFC_DELETE = 3,
+    OFPFC_DELETE_STRICT = 4,
+};
+
+enum ofp_flow_mod_flags(wire_type=uint16_t, bitmask=True) {
+    OFPFF_SEND_FLOW_REM = 0x1,
+    OFPFF_CHECK_OVERLAP = 0x2,
+    OFPFF_RESET_COUNTS = 0x4,
+    OFPFF_NO_PKT_COUNTS = 0x8,
+    OFPFF_NO_BYT_COUNTS = 0x10,
+
+    /* Non-standard, enabled by an experimenter message */
+    /* See the bsn_flow_idle input file */
+    OFPFF_BSN_SEND_IDLE = 0x80,
+};
+
+enum ofp_group(wire_type=uint32_t, complete=False) {
+    OFPG_MAX = 0xffffff00,
+    OFPG_ALL = 0xfffffffc,
+    OFPG_ANY = 0xffffffff,
+};
+
+enum ofp_group_mod_command(wire_type=uint16_t) {
+    OFPGC_ADD = 0,
+    OFPGC_MODIFY = 1,
+    OFPGC_DELETE = 2,
+};
+
+enum ofp_group_type(wire_type=uint8_t) {
+    OFPGT_ALL = 0,
+    OFPGT_SELECT = 1,
+    OFPGT_INDIRECT = 2,
+    OFPGT_FF = 3,
+};
+
+enum ofp_packet_in_reason(wire_type=uint8_t) {
+    OFPR_NO_MATCH = 0,
+    OFPR_ACTION = 1,
+    OFPR_INVALID_TTL = 2,
+    OFPR_ACTION_SET = 3,
+    OFPR_GROUP = 4,
+    OFPR_PACKET_OUT = 5,
+
+    // non-standard BSN extensions. OF does not have a standard-conformant
+    // way to extend the set of packet_in reasons
+    OFPR_BSN_NEW_HOST = 128,
+    OFPR_BSN_STATION_MOVE = 129,
+    OFPR_BSN_BAD_VLAN = 130,
+    OFPR_BSN_DESTINATION_LOOKUP_FAILURE = 131,
+    OFPR_BSN_NO_ROUTE = 132,
+    OFPR_BSN_ICMP_ECHO_REQUEST = 133,
+    OFPR_BSN_DEST_NETWORK_UNREACHABLE = 134,
+    OFPR_BSN_DEST_HOST_UNREACHABLE = 135,
+    OFPR_BSN_DEST_PORT_UNREACHABLE = 136,
+    OFPR_BSN_FRAGMENTATION_REQUIRED = 137,
+    OFPR_BSN_ARP = 139,
+    OFPR_BSN_DHCP = 140,
+    OFPR_BSN_DEBUG = 141,
+    OFPR_BSN_PACKET_OF_DEATH = 142,
+};
+
+enum ofp_flow_removed_reason(wire_type=uint8_t) {
+    OFPRR_IDLE_TIMEOUT = 0,
+    OFPRR_HARD_TIMEOUT = 1,
+    OFPRR_DELETE = 2,
+    OFPRR_GROUP_DELETE = 3,
+    OFPRR_METER_DELETE = 4,
+    OFPRR_EVICTION = 5,
+};
+
+enum ofp_meter(wire_type=uint32_t, complete=False) {
+    OFPM_MAX = 0xffff0000,
+    OFPM_SLOWPATH = 0xfffffffd,
+    OFPM_CONTROLLER = 0xfffffffe,
+    OFPM_ALL = 0xffffffff,
+};
+
+enum ofp_meter_band_type(wire_type=uint16_t) {
+    OFPMBT_DROP = 0x1,
+    OFPMBT_DSCP_REMARK = 0x2,
+    OFPMBT_EXPERIMENTER = 0xffff,
+};
+
+enum ofp_meter_mod_command(wire_type=uint16_t) {
+    OFPMC_ADD = 0,
+    OFPMC_MODIFY = 1,
+    OFPMC_DELETE = 2,
+};
+
+enum ofp_meter_flags(wire_type=uint16_t, bitmask=True) {
+    OFPMF_KBPS = 0x1,
+    OFPMF_PKTPS = 0x2,
+    OFPMF_BURST = 0x4,
+    OFPMF_STATS = 0x8,
+};
+
+enum ofp_error_type(wire_type=uint16_t) {
+    OFPET_HELLO_FAILED = 0,
+    OFPET_BAD_REQUEST = 1,
+    OFPET_BAD_ACTION = 2,
+    OFPET_BAD_INSTRUCTION = 3,
+    OFPET_BAD_MATCH = 4,
+    OFPET_FLOW_MOD_FAILED = 5,
+    OFPET_GROUP_MOD_FAILED = 6,
+    OFPET_PORT_MOD_FAILED = 7,
+    OFPET_TABLE_MOD_FAILED = 8,
+    OFPET_QUEUE_OP_FAILED = 9,
+    OFPET_SWITCH_CONFIG_FAILED = 10,
+    OFPET_ROLE_REQUEST_FAILED = 11,
+    OFPET_METER_MOD_FAILED = 12,
+    OFPET_TABLE_FEATURES_FAILED = 13,
+    OFPET_BAD_PROPERTY = 14,
+    OFPET_ASYNC_CONFIG_FAILED = 15,
+    OFPET_FLOW_MONITOR_FAILED = 16,
+    OFPET_BUNDLE_FAILED = 17,
+    OFPET_EXPERIMENTER = 0xffff,
+};
+
+enum ofp_hello_failed_code(wire_type=uint16_t) {
+    OFPHFC_INCOMPATIBLE = 0,
+    OFPHFC_EPERM = 1,
+};
+
+enum ofp_bad_request_code(wire_type=uint16_t) {
+    OFPBRC_BAD_VERSION = 0,
+    OFPBRC_BAD_TYPE = 1,
+    OFPBRC_BAD_STAT = 2,
+    OFPBRC_BAD_EXPERIMENTER = 3,
+    OFPBRC_BAD_EXPERIMENTER_TYPE = 4,
+    OFPBRC_EPERM = 5,
+    OFPBRC_BAD_LEN = 6,
+    OFPBRC_BUFFER_EMPTY = 7,
+    OFPBRC_BUFFER_UNKNOWN = 8,
+    OFPBRC_BAD_TABLE_ID = 9,
+    OFPBRC_IS_SLAVE = 10,
+    OFPBRC_BAD_PORT = 11,
+    OFPBRC_BAD_PACKET = 12,
+    OFPBRC_MULTIPART_BUFFER_OVERFLOW = 13,
+    OFPBRC_MULTIPART_REQUEST_TIMEOUT = 14,
+    OFPBRC_MULTIPART_REPLY_TIMEOUT = 15,
+};
+
+enum ofp_bad_action_code(wire_type=uint16_t) {
+    OFPBAC_BAD_TYPE = 0,
+    OFPBAC_BAD_LEN = 1,
+    OFPBAC_BAD_EXPERIMENTER = 2,
+    OFPBAC_BAD_EXPERIMENTER_TYPE = 3,
+    OFPBAC_BAD_OUT_PORT = 4,
+    OFPBAC_BAD_ARGUMENT = 5,
+    OFPBAC_EPERM = 6,
+    OFPBAC_TOO_MANY = 7,
+    OFPBAC_BAD_QUEUE = 8,
+    OFPBAC_BAD_OUT_GROUP = 9,
+    OFPBAC_MATCH_INCONSISTENT = 10,
+    OFPBAC_UNSUPPORTED_ORDER = 11,
+    OFPBAC_BAD_TAG = 12,
+    OFPBAC_BAD_SET_TYPE = 13,
+    OFPBAC_BAD_SET_LEN = 14,
+    OFPBAC_BAD_SET_ARGUMENT = 15,
+};
+
+enum ofp_bad_instruction_code(wire_type=uint16_t) {
+    OFPBIC_UNKNOWN_INST = 0,
+    OFPBIC_UNSUP_INST = 1,
+    OFPBIC_BAD_TABLE_ID = 2,
+    OFPBIC_UNSUP_METADATA = 3,
+    OFPBIC_UNSUP_METADATA_MASK = 4,
+    OFPBIC_BAD_EXPERIMENTER = 5,
+    OFPBIC_BAD_EXPERIMENTER_TYPE = 6,
+    OFPBIC_BAD_LEN = 7,
+    OFPBIC_EPERM = 8,
+    OFPBIC_DUP_INST = 9,
+};
+
+enum ofp_bad_match_code(wire_type=uint16_t) {
+    OFPBMC_BAD_TYPE = 0,
+    OFPBMC_BAD_LEN = 1,
+    OFPBMC_BAD_TAG = 2,
+    OFPBMC_BAD_DL_ADDR_MASK = 3,
+    OFPBMC_BAD_NW_ADDR_MASK = 4,
+    OFPBMC_BAD_WILDCARDS = 5,
+    OFPBMC_BAD_FIELD = 6,
+    OFPBMC_BAD_VALUE = 7,
+    OFPBMC_BAD_MASK = 8,
+    OFPBMC_BAD_PREREQ = 9,
+    OFPBMC_DUP_FIELD = 10,
+    OFPBMC_EPERM = 11,
+};
+
+enum ofp_flow_mod_failed_code(wire_type=uint16_t) {
+    OFPFMFC_UNKNOWN = 0,
+    OFPFMFC_TABLE_FULL = 1,
+    OFPFMFC_BAD_TABLE_ID = 2,
+    OFPFMFC_OVERLAP = 3,
+    OFPFMFC_EPERM = 4,
+    OFPFMFC_BAD_TIMEOUT = 5,
+    OFPFMFC_BAD_COMMAND = 6,
+    OFPFMFC_BAD_FLAGS = 7,
+    OFPFMFC_CANT_SYNC = 8,
+    OFPFMFC_BAD_PRIORITY = 9,
+};
+
+enum ofp_group_mod_failed_code(wire_type=uint16_t) {
+    OFPGMFC_GROUP_EXISTS = 0,
+    OFPGMFC_INVALID_GROUP = 1,
+    OFPGMFC_WEIGHT_UNSUPPORTED = 2,
+    OFPGMFC_OUT_OF_GROUPS = 3,
+    OFPGMFC_OUT_OF_BUCKETS = 4,
+    OFPGMFC_CHAINING_UNSUPPORTED = 5,
+    OFPGMFC_WATCH_UNSUPPORTED = 6,
+    OFPGMFC_LOOP = 7,
+    OFPGMFC_UNKNOWN_GROUP = 8,
+    OFPGMFC_CHAINED_GROUP = 9,
+    OFPGMFC_BAD_TYPE = 10,
+    OFPGMFC_BAD_COMMAND = 11,
+    OFPGMFC_BAD_BUCKET = 12,
+    OFPGMFC_BAD_WATCH = 13,
+    OFPGMFC_EPERM = 14,
+};
+
+enum ofp_port_mod_failed_code(wire_type=uint16_t) {
+    OFPPMFC_BAD_PORT = 0,
+    OFPPMFC_BAD_HW_ADDR = 1,
+    OFPPMFC_BAD_CONFIG = 2,
+    OFPPMFC_BAD_ADVERTISE = 3,
+    OFPPMFC_EPERM = 4,
+};
+
+enum ofp_table_mod_failed_code(wire_type=uint16_t) {
+    OFPTMFC_BAD_TABLE = 0,
+    OFPTMFC_BAD_CONFIG = 1,
+    OFPTMFC_EPERM = 2,
+};
+
+enum ofp_queue_op_failed_code(wire_type=uint16_t) {
+    OFPQOFC_BAD_PORT = 0,
+    OFPQOFC_BAD_QUEUE = 1,
+    OFPQOFC_EPERM = 2,
+};
+
+enum ofp_switch_config_failed_code(wire_type=uint16_t) {
+    OFPSCFC_BAD_FLAGS = 0,
+    OFPSCFC_BAD_LEN = 1,
+    OFPSCFC_EPERM = 2,
+};
+
+enum ofp_role_request_failed_code(wire_type=uint16_t){
+    OFPRRFC_STALE = 0,
+    OFPRRFC_UNSUP = 1,
+    OFPRRFC_BAD_ROLE = 2,
+};
+
+enum ofp_meter_mod_failed_code(wire_type=uint16_t) {
+    OFPMMFC_UNKNOWN = 0,
+    OFPMMFC_METER_EXISTS = 1,
+    OFPMMFC_INVALID_METER = 2,
+    OFPMMFC_UNKNOWN_METER = 3,
+    OFPMMFC_BAD_COMMAND = 4,
+    OFPMMFC_BAD_FLAGS = 5,
+    OFPMMFC_BAD_RATE = 6,
+    OFPMMFC_BAD_BURST = 7,
+    OFPMMFC_BAD_BAND = 8,
+    OFPMMFC_BAD_BAND_VALUE = 9,
+    OFPMMFC_OUT_OF_METERS = 10,
+    OFPMMFC_OUT_OF_BANDS = 11,
+};
+
+enum ofp_table_features_failed_code(wire_type=uint16_t) {
+    OFPTFFC_BAD_TABLE = 0,
+    OFPTFFC_BAD_METADATA = 1,
+    OFPTFFC_EPERM = 5,
+};
+
+enum ofp_bad_property_code(wire_type=uint16_t) {
+    OFPBPC_BAD_TYPE = 0, /* Unknown property type. */
+    OFPBPC_BAD_LEN = 1, /* Length problem in property. */
+    OFPBPC_BAD_VALUE = 2, /* Unsupported property value. */
+    OFPBPC_TOO_MANY = 3, /* Can’t handle this many properties. */
+    OFPBPC_DUP_TYPE = 4, /* A property type was duplicated. */
+    OFPBPC_BAD_EXPERIMENTER = 5, /* Unknown experimenter id specified. */
+    OFPBPC_BAD_EXP_TYPE = 6, /* Unknown exp_type for experimenter id. */
+    OFPBPC_BAD_EXP_VALUE = 7, /* Unknown value for experimenter id. */
+    OFPBPC_EPERM = 8, /* Permissions error. */
+};
+
+
+enum ofp_async_config_failed_code(wire_type=uint16_t) {
+    OFPACFC_INVALID = 0, /* One mask is invalid. */
+    OFPACFC_UNSUPPORTED = 1, /* Requested configuration not supported. */
+    OFPACFC_EPERM = 2, /* Permissions error. */
+};
+
+enum ofp_flow_monitor_failed_code(wire_type=uint16_t) {
+    OFPMOFC_UNKNOWN = 0, /* Unspecified error. */
+    OFPMOFC_MONITOR_EXISTS = 1, /* Monitor not added because a Monitor ADD
+                                 * attempted to replace an existing Monitor. */
+    OFPMOFC_INVALID_MONITOR = 2, /* Monitor not added because Monitor specified
+                                  * is invalid. */
+    OFPMOFC_UNKNOWN_MONITOR = 3, /* Monitor not modified because a Monitor
+                                    MODIFY attempted to modify a non-existent
+                                    Monitor. */
+    OFPMOFC_BAD_COMMAND = 4, /* Unsupported or unknown command. */
+    OFPMOFC_BAD_FLAGS = 5, /* Flag configuration unsupported. */
+    OFPMOFC_BAD_TABLE_ID = 6, /* Specified table does not exist. */
+    OFPMOFC_BAD_OUT = 7, /* Error in output port/group. */
+};
+
+enum ofp_bundle_failed_code(wire_type=uint16_t) {
+    OFPBFC_UNKNOWN = 0, /* Unspecified error. */
+    OFPBFC_EPERM = 1, /* Permissions error. */
+    OFPBFC_BAD_ID = 2, /* Bundle ID doesn’t exist. */
+    OFPBFC_BUNDLE_EXIST = 3, /* Bundle ID already exist. */
+    OFPBFC_BUNDLE_CLOSED = 4, /* Bundle ID is closed. */
+    OFPBFC_OUT_OF_BUNDLES = 5, /* Too many bundles IDs. */
+    OFPBFC_BAD_TYPE = 6, /* Unsupported or unknown message control type. */
+    OFPBFC_BAD_FLAGS = 7, /* Unsupported, unknown, or inconsistent flags. */
+    OFPBFC_MSG_BAD_LEN = 8, /* Length problem in included message. */
+    OFPBFC_MSG_BAD_XID = 9, /* Inconsistent or duplicate XID. */
+    OFPBFC_MSG_UNSUP = 10, /* Unsupported message in this bundle. */
+    OFPBFC_MSG_CONFLICT = 11, /* Unsupported message combination in this bundle. */
+    OFPBFC_MSG_TOO_MANY = 12, /* Cant handle this many messages in bundle. */
+    OFPBFC_MSG_FAILED = 13, /* One message in bundle failed. */
+    OFPBFC_TIMEOUT = 14, /* Bundle is taking too long. */
+    OFPBFC_BUNDLE_IN_PROGRESS = 15, /* Bundle is locking the resource. */
+};
+
+/* Port stats property types.
+ */
+enum ofp_port_stats_prop_type(wire_type=uint16_t) {
+    OFPPSPT_ETHERNET          = 0,      /* Ethernet property. */
+    OFPPSPT_OPTICAL           = 1,      /* Optical property. */
+    OFPPSPT_EXPERIMENTER      = 0xFFFF, /* Experimenter property. */
+};
+
+
+enum ofp_stats_type(wire_type=uint16_t) {
+    OFPST_DESC = 0,
+    OFPST_FLOW = 1,
+    OFPST_AGGREGATE = 2,
+    OFPST_TABLE = 3,
+    OFPST_PORT = 4,
+    OFPST_QUEUE = 5,
+    OFPST_GROUP = 6,
+    OFPST_GROUP_DESC = 7,
+    OFPST_GROUP_FEATURES = 8,
+    OFPST_METER = 9,
+    OFPST_METER_CONFIG = 10,
+    OFPST_METER_FEATURES = 11,
+    OFPST_TABLE_FEATURES = 12,
+    OFPST_PORT_DESC = 13,
+    OFPMP_TABLE_DESC = 14,
+    OFPMP_QUEUE_DESC = 15,
+    OFPMP_FLOW_MONITOR = 16,
+    OFPST_EXPERIMENTER = 0xffff,
+};
+
+enum ofp_stats_request_flags(wire_type=uint16_t, bitmask=True) {
+    OFPSF_REQ_MORE = 0x1,
+};
+
+enum ofp_stats_reply_flags(wire_type=uint16_t, bitmask=True) {
+    OFPSF_REPLY_MORE = 0x1,
+};
+
+enum ofp_table_feature_prop_type(wire_type=uint16_t) {
+    OFPTFPT_INSTRUCTIONS = 0,
+    OFPTFPT_INSTRUCTIONS_MISS = 1,
+    OFPTFPT_NEXT_TABLES = 2,
+    OFPTFPT_NEXT_TABLES_MISS = 3,
+    OFPTFPT_WRITE_ACTIONS = 4,
+    OFPTFPT_WRITE_ACTIONS_MISS = 5,
+    OFPTFPT_APPLY_ACTIONS = 6,
+    OFPTFPT_APPLY_ACTIONS_MISS = 7,
+    OFPTFPT_MATCH = 8,
+    OFPTFPT_WILDCARDS = 0xa,
+    OFPTFPT_WRITE_SETFIELD = 0xc,
+    OFPTFPT_WRITE_SETFIELD_MISS = 0xd,
+    OFPTFPT_APPLY_SETFIELD = 0xe,
+    OFPTFPT_APPLY_SETFIELD_MISS = 0xf,
+    OFPTFPT_TABLE_SYNC_FROM = 0x10,
+    OFPTFPT_EXPERIMENTER = 0xfffe,
+    OFPTFPT_EXPERIMENTER_MISS = 0xffff,
+};
+
+enum ofp_group_capabilities(wire_type=uint32_t, bitmask=True) {
+    OFPGFC_SELECT_WEIGHT = 0x1,
+    OFPGFC_SELECT_LIVENESS = 0x2,
+    OFPGFC_CHAINING = 0x4,
+    OFPGFC_CHAINING_CHECKS = 0x8,
+};
+
+enum ofp_controller_role(wire_type=uint32_t) {
+    OFPCR_ROLE_NOCHANGE = 0,
+    OFPCR_ROLE_EQUAL = 1,
+    OFPCR_ROLE_MASTER = 2,
+    OFPCR_ROLE_SLAVE = 3,
+};
+
+enum ofp_hello_elem_type(wire_type=uint16_t) {
+    OFPHET_VERSIONBITMAP = 1,
+};
+
+/* XXX rename to of_message */
+struct of_header {
+    uint8_t version;
+    uint8_t type == ?;
+    uint16_t length;
+    uint32_t xid;
+};
+
+struct of_uint64 {
+    uint64_t value;
+};
+
+// Special structures used for managing scalar list elements
+struct of_uint32 {
+    uint32_t value;
+};
+
+// Special structures used for managing scalar list elements
+struct of_uint8 {
+    uint8_t value;
+};
+
+struct of_hello_elem {
+    uint16_t type == ?;
+    uint16_t length;
+};
+
+struct of_hello_elem_versionbitmap : of_hello_elem {
+    uint16_t type == 1;
+    uint16_t length;
+    list(of_uint32_t) bitmaps;
+};
+
+struct of_hello : of_header {
+    uint8_t version;
+    uint8_t type == 0;
+    uint16_t length;
+    uint32_t xid;
+    list(of_hello_elem_t) elements;
+};
+
+struct of_echo_request : of_header {
+    uint8_t version;
+    uint8_t type == 2;
+    uint16_t length;
+    uint32_t xid;
+    of_octets_t data;
+};
+
+struct of_echo_reply : of_header {
+    uint8_t version;
+    uint8_t type == 3;
+    uint16_t length;
+    uint32_t xid;
+    of_octets_t data;
+};
+
+struct of_experimenter : of_header {
+    uint8_t version;
+    uint8_t type == 4;
+    uint16_t length;
+    uint32_t xid;
+    uint32_t experimenter == ?;
+    uint32_t subtype;
+    of_octets_t data;
+};
+
+struct of_barrier_request : of_header {
+    uint8_t version;
+    uint8_t type == 20;
+    uint16_t length;
+    uint32_t xid;
+};
+
+struct of_barrier_reply : of_header {
+    uint8_t version;
+    uint8_t type == 21;
+    uint16_t length;
+    uint32_t xid;
+};
+
+struct of_get_config_request : of_header {
+    uint8_t version;
+    uint8_t type == 7;
+    uint16_t length;
+    uint32_t xid;
+};
+
+struct of_get_config_reply : of_header {
+    uint8_t version;
+    uint8_t type == 8;
+    uint16_t length;
+    uint32_t xid;
+    enum ofp_config_flags flags;
+    uint16_t miss_send_len;
+};
+
+struct of_set_config : of_header {
+    uint8_t version;
+    uint8_t type == 9;
+    uint16_t length;
+    uint32_t xid;
+    enum ofp_config_flags flags;
+    uint16_t miss_send_len;
+};
+
+struct ofp_table_mod_prop_header {
+    uint16_t type; /* One of OFPTMPT_*. */
+    uint16_t length; /* Length in bytes of this property. */
+};
+
+struct of_table_mod : of_header {
+    uint8_t version;
+    uint8_t type == 17;
+    uint16_t length;
+    uint32_t xid;
+    uint8_t table_id;
+    pad(3);
+    uint32_t config;
+    list(of_table_mod_prop_header) properties;
+};
+
+struct ofp_port_desc_prop_header {
+    uint16_t type; /* One of OFPPDPT_*. */
+    uint16_t length; /* Length in bytes of this property. */
+};
+
+struct of_port_desc {
+    of_port_no_t port_no;
+    uint16_t length;
+    pad(2);
+    of_mac_addr_t hw_addr;    
+    pad(2);
+    of_port_name_t name;
+    enum ofp_port_config config; /* Bitmap of OFPPC_* flags. */
+    enum ofp_port_state state; /* Bitmap of OFPPS_* flags. */
+    list(of_port_desc_prop_header_t) properties;
+};
+
+struct of_features_request : of_header {
+    uint8_t version;
+    uint8_t type == 5;
+    uint16_t length;
+    uint32_t xid;
+};
+
+struct of_features_reply : of_header {
+    uint8_t version;
+    uint8_t type == 6;
+    uint16_t length;
+    uint32_t xid;
+    uint64_t datapath_id;
+    uint32_t n_buffers;
+    uint8_t n_tables;
+    uint8_t auxiliary_id;
+    pad(2);
+    enum ofp_capabilities capabilities;
+    uint32_t reserved;
+};
+
+struct of_port_status : of_header {
+    uint8_t version;
+    uint8_t type == 12;
+    uint16_t length;
+    uint32_t xid;
+    enum ofp_port_reason reason;
+    pad(7);
+    of_port_desc_t desc;
+};
+
+struct of_port_mod_prop_header {
+    uint16_t type; /* One of OFPPMPT_*. */
+    uint16_t length; /* Length in bytes of this property. */
+};
+
+struct of_port_mod : of_header {
+    uint8_t version;
+    uint8_t type == 16;
+    uint16_t length;
+    uint32_t xid;
+    of_port_no_t port_no;
+    pad(4);
+    of_mac_addr_t hw_addr;
+    pad(2);
+    uint32_t config;
+    uint32_t mask;
+    list(of_port_mod_prop_header) properties;
+};
+
+// FIXME Does this need to be v4?
+struct of_match_v4(align=8, length_includes_align=False) {
+    uint16_t type == 1;
+    uint16_t length;
+    list(of_oxm_t) oxm_list;
+};
+
+// This looks like an action header, but is standalone.  See 
+// ofp_table_features_prop_actions
+struct of_action_id {
+    uint16_t type;
+    uint16_t len;
+    list(uint8_t) exp_data;
+};
+
+struct of_action_output : of_action {
+    uint16_t type == 0;
+    uint16_t len;
+    of_port_no_t port;
+    uint16_t max_len;
+    pad(6);
+};
+
+struct of_action_copy_ttl_out : of_action {
+    uint16_t type == 11;
+    uint16_t len;
+    pad(4);
+};
+
+struct of_action_copy_ttl_in : of_action {
+    uint16_t type == 12;
+    uint16_t len;
+    pad(4);
+};
+
+struct of_action_set_mpls_ttl : of_action {
+    uint16_t type == 15;
+    uint16_t len;
+    uint8_t mpls_ttl;
+    pad(3);
+};
+
+struct of_action_dec_mpls_ttl : of_action {
+    uint16_t type == 16;
+    uint16_t len;
+    pad(4);
+};
+
+struct of_action_push_vlan : of_action {
+    uint16_t type == 17;
+    uint16_t len;
+    uint16_t ethertype;
+    pad(2);
+};
+
+struct of_action_pop_vlan : of_action {
+    uint16_t type == 18;
+    uint16_t len;
+    pad(4);
+};
+
+struct of_action_push_mpls : of_action {
+    uint16_t type == 19;
+    uint16_t len;
+    uint16_t ethertype;
+    pad(2);
+};
+
+struct of_action_pop_mpls : of_action {
+    uint16_t type == 20;
+    uint16_t len;
+    uint16_t ethertype;
+    pad(2);
+};
+
+struct of_action_set_queue : of_action {
+    uint16_t type == 21;
+    uint16_t len;
+    uint32_t queue_id;
+};
+
+struct of_action_group : of_action {
+    uint16_t type == 22;
+    uint16_t len;
+    uint32_t group_id;
+};
+
+struct of_action_set_nw_ttl : of_action {
+    uint16_t type == 23;
+    uint16_t len;
+    uint8_t nw_ttl;
+    pad(3);
+};
+
+struct of_action_dec_nw_ttl : of_action {
+    uint16_t type == 24;
+    uint16_t len;
+    pad(4);
+};
+
+struct of_action_set_field(align=8, length_includes_align=True) : of_action {
+    uint16_t type == 25;
+    uint16_t len;
+    of_oxm_t field;
+};
+
+struct of_action_experimenter(align=8, length_includes_align=True): of_action {
+    uint16_t type == 65535;
+    uint16_t len;
+    uint32_t experimenter == ?;
+    of_octets_t data;
+};
+
+struct of_action_pop_pbb : of_action {
+    uint16_t type == 27;
+    uint16_t len;
+    pad(4);
+};
+
+struct of_action_push_pbb : of_action {
+    uint16_t type == 26;
+    uint16_t len;
+    uint16_t ethertype;
+    pad(2);
+};
+
+struct of_action {
+    uint16_t type == ?;
+    uint16_t len;
+    pad(4);
+};
+
+struct of_instruction_id {
+    uint16_t type;
+    uint16_t len;
+};
+
+struct of_instruction {
+    uint16_t type == ?;
+    uint16_t len;
+};
+
+struct of_instruction_goto_table : of_instruction {
+    uint16_t type == 1;
+    uint16_t len;
+    list(uint8_t) exp_data;
+};
+
+struct of_instruction_write_metadata : of_instruction {
+    uint16_t type == 2;
+    uint16_t len;
+    pad(4);
+    uint64_t metadata;
+    uint64_t metadata_mask;
+};
+
+struct of_instruction_write_actions : of_instruction {
+    uint16_t type == 3;
+    uint16_t len;
+    pad(4);
+    list(of_action_t) actions;
+};
+
+struct of_instruction_apply_actions : of_instruction {
+    uint16_t type == 4;
+    uint16_t len;
+    pad(4);
+    list(of_action_t) actions;
+};
+
+struct of_instruction_clear_actions : of_instruction {
+    uint16_t type == 5;
+    uint16_t len;
+    pad(4);
+};
+
+struct of_instruction_meter : of_instruction {
+    uint16_t type == 6;
+    uint16_t len;
+    uint32_t meter_id;
+};
+
+struct of_instruction_experimenter : of_instruction {
+    uint16_t type == 65535;
+    uint16_t len;
+    uint32_t experimenter == ?;
+    of_octets_t data;
+};
+
+struct of_flow_mod : of_header {
+    uint8_t version;
+    uint8_t type == 14;
+    uint16_t length;
+    uint32_t xid;
+    uint64_t cookie;
+    uint64_t cookie_mask;
+    uint8_t table_id;
+    of_fm_cmd_t _command == ?;
+    uint16_t idle_timeout;
+    uint16_t hard_timeout;
+    uint16_t priority;
+    uint32_t buffer_id;
+    of_port_no_t out_port;
+    uint32_t out_group;
+    enum ofp_flow_mod_flags flags;
+    pad(2);
+    of_match_t match;
+    list(of_instruction_t) instructions;
+};
+
+struct of_flow_add : of_flow_mod {
+    uint8_t version;
+    uint8_t type == 14;
+    uint16_t length;
+    uint32_t xid;
+    uint64_t cookie;
+    uint64_t cookie_mask;
+    uint8_t table_id;
+    of_fm_cmd_t _command == 0;
+    uint16_t idle_timeout;
+    uint16_t hard_timeout;
+    uint16_t priority;
+    uint32_t buffer_id;
+    of_port_no_t out_port;
+    uint32_t out_group;
+    enum ofp_flow_mod_flags flags;
+    uint16_t importance;
+    of_match_t match;
+    list(of_instruction_t) instructions;
+};
+
+struct of_flow_modify : of_flow_mod {
+    uint8_t version;
+    uint8_t type == 14;
+    uint16_t length;
+    uint32_t xid;
+    uint64_t cookie;
+    uint64_t cookie_mask;
+    uint8_t table_id;
+    of_fm_cmd_t _command == 1;
+    uint16_t idle_timeout;
+    uint16_t hard_timeout;
+    uint16_t priority;
+    uint32_t buffer_id;
+    of_port_no_t out_port;
+    uint32_t out_group;
+    enum ofp_flow_mod_flags flags;
+    uint16_t importance;
+    of_match_t match;
+    list(of_instruction_t) instructions;
+};
+
+struct of_flow_modify_strict : of_flow_mod {
+    uint8_t version;
+    uint8_t type == 14;
+    uint16_t length;
+    uint32_t xid;
+    uint64_t cookie;
+    uint64_t cookie_mask;
+    uint8_t table_id;
+    of_fm_cmd_t _command == 2;
+    uint16_t idle_timeout;
+    uint16_t hard_timeout;
+    uint16_t priority;
+    uint32_t buffer_id;
+    of_port_no_t out_port;
+    uint32_t out_group;
+    enum ofp_flow_mod_flags flags;
+    uint16_t importance;    
+    of_match_t match;
+    list(of_instruction_t) instructions;
+};
+
+struct of_flow_delete : of_flow_mod {
+    uint8_t version;
+    uint8_t type == 14;
+    uint16_t length;
+    uint32_t xid;
+    uint64_t cookie;
+    uint64_t cookie_mask;
+    uint8_t table_id;
+    of_fm_cmd_t _command == 3;
+    uint16_t idle_timeout;
+    uint16_t hard_timeout;
+    uint16_t priority;
+    uint32_t buffer_id;
+    of_port_no_t out_port;
+    uint32_t out_group;
+    enum ofp_flow_mod_flags flags;
+    uint16_t importance;
+    of_match_t match;
+    list(of_instruction_t) instructions;
+};
+
+struct of_flow_delete_strict : of_flow_mod {
+    uint8_t version;
+    uint8_t type == 14;
+    uint16_t length;
+    uint32_t xid;
+    uint64_t cookie;
+    uint64_t cookie_mask;
+    uint8_t table_id;
+    of_fm_cmd_t _command == 4;
+    uint16_t idle_timeout;
+    uint16_t hard_timeout;
+    uint16_t priority;
+    uint32_t buffer_id;
+    of_port_no_t out_port;
+    uint32_t out_group;
+    enum ofp_flow_mod_flags flags;
+    uint16_t importance;
+    of_match_t match;
+    list(of_instruction_t) instructions;
+};
+
+struct of_bucket {
+    uint16_t len;
+    uint16_t weight;
+    of_port_no_t watch_port;
+    uint32_t watch_group;
+    pad(4);
+    list(of_action_t) actions;
+};
+
+struct of_group_mod : of_header {
+    uint8_t version;
+    uint8_t type == 15;
+    uint16_t length;
+    uint32_t xid;
+    enum ofp_group_mod_command command == ?;
+    enum ofp_group_type group_type;
+    pad(1);
+    uint32_t group_id;
+    list(of_bucket_t) buckets;
+};
+
+struct of_group_add : of_group_mod {
+    uint8_t version;
+    uint8_t type == 15;
+    uint16_t length;
+    uint32_t xid;
+    enum ofp_group_mod_command command == 0;
+    enum ofp_group_type group_type;
+    pad(1);
+    uint32_t group_id;
+    list(of_bucket_t) buckets;
+};
+
+struct of_group_modify : of_group_mod {
+    uint8_t version;
+    uint8_t type == 15;
+    uint16_t length;
+    uint32_t xid;
+    enum ofp_group_mod_command command == 1;
+    enum ofp_group_type group_type;
+    pad(1);
+    uint32_t group_id;
+    list(of_bucket_t) buckets;
+};
+
+struct of_group_delete : of_group_mod {
+    uint8_t version;
+    uint8_t type == 15;
+    uint16_t length;
+    uint32_t xid;
+    enum ofp_group_mod_command command == 2;
+    enum ofp_group_type group_type;
+    pad(1);
+    uint32_t group_id;
+    list(of_bucket_t) buckets;
+};
+
+struct of_packet_out : of_header {
+    uint8_t version;
+    uint8_t type == 13;
+    uint16_t length;
+    uint32_t xid;
+    uint32_t buffer_id;
+    of_port_no_t in_port;
+    uint16_t actions_len;
+    pad(6);
+    list(of_action_t) actions;
+    of_octets_t data;
+};
+
+struct of_packet_in : of_header {
+    uint8_t version;
+    uint8_t type == 10;
+    uint16_t length;
+    uint32_t xid;
+    uint32_t buffer_id;
+    uint16_t total_len;
+    uint8_t reason;
+    uint8_t table_id;
+    uint64_t cookie;
+    of_match_t match;
+    pad(2);
+    of_octets_t data; /* FIXME: Ensure total_len gets updated */
+};
+
+struct of_flow_removed : of_header {
+    uint8_t version;
+    uint8_t type == 11;
+    uint16_t length;
+    uint32_t xid;
+    uint64_t cookie;
+    uint16_t priority;
+    uint8_t reason;
+    uint8_t table_id;
+    uint32_t duration_sec;
+    uint32_t duration_nsec;
+    uint16_t idle_timeout;
+    uint16_t hard_timeout;
+    uint64_t packet_count;
+    uint64_t byte_count;
+    of_match_t match;
+};
+
+struct of_meter_band {
+    uint16_t        type == ?;
+    uint16_t        len;
+//    uint32_t        rate;  // These are excluded b/c this is the header
+//    uint32_t        burst_size;  // These are excluded b/c this is the header
+};
+
+struct of_meter_band_drop : of_meter_band {
+    uint16_t        type == 1;
+    uint16_t        len;
+    uint32_t        rate;
+    uint32_t        burst_size;
+    pad(4);
+};
+
+struct of_meter_band_dscp_remark : of_meter_band {
+    uint16_t        type == 2;
+    uint16_t        len;
+    uint32_t        rate;
+    uint32_t        burst_size;
+    uint8_t         prec_level;
+    pad(3);
+};
+
+struct of_meter_band_experimenter : of_meter_band {
+    uint16_t        type == 65535;
+    uint16_t        len;
+    uint32_t        rate;
+    uint32_t        burst_size;
+    uint32_t        experimenter;
+};
+
+struct of_meter_mod : of_header {
+    uint8_t version;
+    uint8_t type == 29;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t command;
+    uint16_t flags;
+    uint32_t meter_id;
+    list(of_meter_band_t) bands;
+};
+
+struct of_error_msg : of_header {
+    uint8_t version;
+    uint8_t type == 1;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t err_type == ?;
+};
+
+struct of_hello_failed_error_msg : of_error_msg {
+    uint8_t version;
+    uint8_t type == 1;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t err_type == 0;
+    enum ofp_hello_failed_code code;
+    of_octets_t data;
+};
+
+struct of_bad_request_error_msg : of_error_msg {
+    uint8_t version;
+    uint8_t type == 1;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t err_type == 1;
+    enum ofp_bad_request_code code;
+    of_octets_t data;
+};
+
+struct of_bad_action_error_msg : of_error_msg {
+    uint8_t version;
+    uint8_t type == 1;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t err_type == 2;
+    enum ofp_bad_action_code code;
+    of_octets_t data;
+};
+
+struct of_bad_instruction_error_msg : of_error_msg {
+    uint8_t version;
+    uint8_t type == 1;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t err_type == 3;
+    enum ofp_bad_instruction_code code;
+    of_octets_t data;
+};
+
+struct of_bad_match_error_msg : of_error_msg {
+    uint8_t version;
+    uint8_t type == 1;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t err_type == 4;
+    enum ofp_bad_match_code code;
+    of_octets_t data;
+};
+
+struct of_flow_mod_failed_error_msg : of_error_msg {
+    uint8_t version;
+    uint8_t type == 1;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t err_type == 5;
+    enum ofp_flow_mod_failed_code code;
+    of_octets_t data;
+};
+
+struct of_group_mod_failed_error_msg : of_error_msg {
+    uint8_t version;
+    uint8_t type == 1;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t err_type == 6;
+    enum ofp_group_mod_failed_code code;
+    of_octets_t data;
+};
+
+struct of_port_mod_failed_error_msg : of_error_msg {
+    uint8_t version;
+    uint8_t type == 1;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t err_type == 7;
+    enum ofp_port_mod_failed_code code;
+    of_octets_t data;
+};
+
+struct of_table_mod_failed_error_msg : of_error_msg {
+    uint8_t version;
+    uint8_t type == 1;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t err_type == 8;
+    enum ofp_table_mod_failed_code code;
+    of_octets_t data;
+};
+
+struct of_queue_op_failed_error_msg : of_error_msg {
+    uint8_t version;
+    uint8_t type == 1;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t err_type == 9;
+    enum ofp_queue_op_failed_code code;
+    of_octets_t data;
+};
+
+struct of_switch_config_failed_error_msg : of_error_msg {
+    uint8_t version;
+    uint8_t type == 1;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t err_type == 10;
+    enum ofp_switch_config_failed_code code;
+    of_octets_t data;
+};
+
+struct of_role_request_failed_error_msg : of_error_msg {
+    uint8_t version;
+    uint8_t type == 1;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t err_type == 11;
+    enum ofp_role_request_failed_code code;
+    of_octets_t data;
+};
+
+struct of_meter_mod_failed_error_msg : of_error_msg {
+    uint8_t version;
+    uint8_t type == 1;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t err_type == 12;
+    enum ofp_meter_mod_failed_code code;
+    of_octets_t data;
+};
+
+struct of_table_features_failed_error_msg : of_error_msg {
+    uint8_t version;
+    uint8_t type == 1;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t err_type == 13;
+    enum ofp_table_features_failed_code code;
+    of_octets_t data;
+};
+
+struct of_experimenter_error_msg : of_error_msg {
+    uint8_t version;
+    uint8_t type == 1;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t err_type == 0xffff;
+    uint16_t subtype;
+    uint32_t experimenter;
+    of_octets_t data;
+};
+
+// STATS ENTRIES: flow, table, port, queue, group stats, group desc stats
+
+struct of_flow_stats_entry {
+    uint16_t length;
+    uint8_t table_id;
+    pad(1);
+    uint32_t duration_sec;
+    uint32_t duration_nsec;
+    uint16_t priority;
+    uint16_t idle_timeout;
+    uint16_t hard_timeout;
+    enum ofp_flow_mod_flags flags;
+    uint16_t importance;
+    pad(2);
+    uint64_t cookie;
+    uint64_t packet_count;
+    uint64_t byte_count;
+    of_match_t match;
+    list(of_instruction_t) instructions;
+};
+
+
+struct of_table_stats_entry {
+    uint8_t table_id;
+    pad(3);
+    uint32_t active_count;
+    uint64_t lookup_count;
+    uint64_t matched_count;
+};
+
+/* Common header for all port stats properties. */
+struct ofp_port_stats_prop_header {
+    uint16_t         type;    /* One of OFPPSPT_*. */
+    uint16_t         length;  /* Length in bytes of this property. */
+};
+
+/* Ethernet port stats property. */
+struct ofp_port_stats_prop_ethernet {
+    uint16_t         type;    /* OFPPSPT_ETHERNET. */
+    uint16_t         length;  /* Length in bytes of this property. */
+    pad(4);
+
+    uint64_t rx_frame_err;   /* Number of frame alignment errors. */
+    uint64_t rx_over_err;    /* Number of packets with RX overrun. */
+    uint64_t rx_crc_err;     /* Number of CRC errors. */
+    uint64_t collisions;     /* Number of collisions. */
+};
+
+/* Optical port stats property. */
+struct ofp_port_stats_prop_optical {
+    uint16_t         type;
+    uint16_t         length;
+    pad(4);
+
+    uint32_t flags;       
+    uint32_t tx_freq_lmda;
+    uint32_t tx_offset;  
+    uint32_t tx_grid_span;
+    uint32_t rx_freq_lmda;
+    uint32_t rx_offset;
+    uint32_t rx_grid_span;
+    uint16_t tx_pwr; 
+    uint16_t rx_pwr;
+    uint16_t bias_current;
+    uint16_t temperature;
+};
+
+/* Experimenter port stats property. */
+struct ofp_port_stats_prop_experimenter {
+    uint16_t         type; 
+    uint16_t         length; 
+    uint32_t         experimenter;
+    uint32_t         exp_type;
+    list(uint32_t)         experimenter_data;
+};
+
+struct of_port_stats_entry {
+    uint16_t length;
+    pad(2);
+    of_port_no_t port_no;
+    uint64_t rx_packets;
+    uint64_t tx_packets;
+    uint64_t rx_bytes;
+    uint64_t tx_bytes;
+    uint64_t rx_dropped;
+    uint64_t tx_dropped;
+    uint64_t rx_errors;
+    uint64_t tx_errors;
+    uint32_t duration_sec;
+    uint32_t duration_nsec;
+    list(of_port_desc_prop_header_t) properties;
+};
+
+struct of_queue_stats_prop_header {
+    uint16_t         type;
+    uint16_t         length;
+};
+
+struct of_queue_stats_entry {
+    uint16_t length;  
+    pad(6);         
+    of_port_no_t port_no;
+    uint32_t queue_id;  
+    uint64_t tx_bytes; 
+    uint64_t tx_packets;
+    uint64_t tx_errors;
+    uint32_t duration_sec;
+    uint32_t duration_nsec;
+                          
+
+    list(of_queue_stats_prop_header) properties;
+};
+
+struct of_bucket_counter {
+    uint64_t packet_count;
+    uint64_t byte_count;
+};
+
+struct of_group_stats_entry {
+    uint16_t length;
+    pad(2);
+    uint32_t group_id;
+    uint32_t ref_count;
+    pad(4);
+    uint64_t packet_count;
+    uint64_t byte_count;
+    uint32_t duration_sec;
+    uint32_t duration_nsec;
+    list(of_bucket_counter_t) bucket_stats;
+};
+
+struct of_group_desc_stats_entry {
+    uint16_t length;
+    enum ofp_group_type group_type;
+    pad(1);
+    uint32_t group_id;
+    list(of_bucket_t) buckets;
+};
+
+// STATS: 
+//  Desc, flow, agg, table, port, queue, group, group_desc, group_feat, experi
+
+struct of_stats_request : of_header {
+    uint8_t version;
+    uint8_t type == 18;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t stats_type == ?;
+    enum ofp_stats_request_flags flags;
+    pad(4);
+};
+
+struct of_stats_reply : of_header {
+    uint8_t version;
+    uint8_t type == 19;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t stats_type == ?;
+    enum ofp_stats_reply_flags flags;
+    pad(4);
+};
+
+struct of_desc_stats_request : of_stats_request {
+    uint8_t version;
+    uint8_t type == 18;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t stats_type == 0;
+    enum ofp_stats_request_flags flags;
+    pad(4);
+};
+
+struct of_desc_stats_reply : of_stats_reply {
+    uint8_t version;
+    uint8_t type == 19;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t stats_type == 0;
+    enum ofp_stats_reply_flags flags;
+    pad(4);
+    of_desc_str_t mfr_desc;
+    of_desc_str_t hw_desc;
+    of_desc_str_t sw_desc;
+    of_serial_num_t serial_num;
+    of_desc_str_t dp_desc;
+};
+
+struct of_flow_stats_request : of_stats_request {
+    uint8_t version;
+    uint8_t type == 18;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t stats_type == 1;
+    enum ofp_stats_request_flags flags;
+    pad(4);
+    uint8_t table_id;
+    pad(3);
+    of_port_no_t out_port;
+    uint32_t out_group;
+    pad(4);
+    uint64_t cookie;
+    uint64_t cookie_mask;
+    of_match_t match;
+};
+
+struct of_flow_stats_reply : of_stats_reply {
+    uint8_t version;
+    uint8_t type == 19;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t stats_type == 1;
+    enum ofp_stats_reply_flags flags;
+    pad(4);
+    list(of_flow_stats_entry_t) entries;
+};
+
+struct of_aggregate_stats_request : of_stats_request {
+    uint8_t version;
+    uint8_t type == 18;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t stats_type == 2;
+    enum ofp_stats_request_flags flags;
+    pad(4);
+    uint8_t table_id;
+    pad(3);
+    of_port_no_t out_port;
+    uint32_t out_group;
+    pad(4);
+    uint64_t cookie;
+    uint64_t cookie_mask;
+    of_match_t match;
+};
+
+struct of_aggregate_stats_reply : of_stats_reply {
+    uint8_t version;
+    uint8_t type == 19;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t stats_type == 2;
+    enum ofp_stats_reply_flags flags;
+    pad(4);
+    uint64_t packet_count;
+    uint64_t byte_count;
+    uint32_t flow_count;
+    pad(4);
+};
+
+struct of_table_stats_request : of_stats_request {
+    uint8_t version;
+    uint8_t type == 18;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t stats_type == 3;
+    enum ofp_stats_request_flags flags;
+    pad(4);
+};
+
+struct of_table_stats_reply : of_stats_reply {
+    uint8_t version;
+    uint8_t type == 19;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t stats_type == 3;
+    enum ofp_stats_reply_flags flags;
+    pad(4);
+    list(of_table_stats_entry_t) entries;
+};
+
+struct of_experimenter_stats_request : of_stats_request {
+    uint8_t version;
+    uint8_t type == 18;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t stats_type == 0xffff;
+    enum ofp_stats_request_flags flags;
+    pad(4);
+    uint32_t experimenter == ?;
+    uint32_t subtype;
+};
+
+struct of_experimenter_stats_reply : of_stats_reply {
+    uint8_t version;
+    uint8_t type == 19;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t stats_type == 0xffff;
+    enum ofp_stats_reply_flags flags;
+    pad(4);
+    uint32_t experimenter == ?;
+    uint32_t subtype;
+};
+
+// FIXME: These are padded to 8 byte align beyond the length indicated
+
+struct of_table_feature_prop {
+    uint16_t         type == ?;
+    uint16_t         length;
+};
+
+struct of_table_feature_prop_instructions : of_table_feature_prop {
+    uint16_t         type == 0;
+    uint16_t         length;
+    // FIXME Check if instruction_t is right for ids here
+    list(of_instruction_id_t)   instruction_ids;
+};
+
+struct of_table_feature_prop_instructions_miss : of_table_feature_prop {
+    uint16_t         type == 1;
+    uint16_t         length;
+    list(of_instruction_id_t)   instruction_ids;
+};
+
+struct of_table_feature_prop_next_tables : of_table_feature_prop {
+    uint16_t         type == 2;
+    uint16_t         length;
+    list(of_uint8_t) next_table_ids;
+};
+
+struct of_table_feature_prop_next_tables_miss : of_table_feature_prop {
+    uint16_t         type == 3;
+    uint16_t         length;
+    list(of_uint8_t) next_table_ids;
+};
+
+struct of_table_feature_prop_write_actions : of_table_feature_prop {
+    uint16_t         type == 4;
+    uint16_t         length;
+    list(of_action_id_t) action_ids;
+};
+
+struct of_table_feature_prop_write_actions_miss : of_table_feature_prop {
+    uint16_t         type == 5;
+    uint16_t         length;
+    list(of_action_id_t) action_ids;
+};
+
+struct of_table_feature_prop_apply_actions : of_table_feature_prop {
+    uint16_t         type == 6;
+    uint16_t         length;
+    list(of_action_id_t) action_ids;
+};
+
+struct of_table_feature_prop_apply_actions_miss : of_table_feature_prop {
+    uint16_t         type == 7;
+    uint16_t         length;
+    list(of_action_id_t) action_ids;
+};
+
+struct of_table_feature_prop_match : of_table_feature_prop {
+    uint16_t         type == 8;
+    uint16_t         length;
+    list(of_uint32_t) oxm_ids;
+};
+
+struct of_table_feature_prop_wildcards : of_table_feature_prop {
+    uint16_t         type == 10;
+    uint16_t         length;
+    list(of_uint32_t) oxm_ids;
+};
+
+struct of_table_feature_prop_write_setfield : of_table_feature_prop {
+    uint16_t         type == 12;
+    uint16_t         length;
+    list(of_uint32_t) oxm_ids;
+};
+
+struct of_table_feature_prop_write_setfield_miss : of_table_feature_prop {
+    uint16_t         type == 13;
+    uint16_t         length;
+    list(of_uint32_t) oxm_ids;
+};
+
+struct of_table_feature_prop_apply_setfield : of_table_feature_prop {
+    uint16_t         type == 14;
+    uint16_t         length;
+    list(of_uint32_t) oxm_ids;
+};
+
+struct of_table_feature_prop_apply_setfield_miss : of_table_feature_prop {
+    uint16_t         type == 15;
+    uint16_t         length;
+    list(of_uint32_t) oxm_ids;
+};
+
+struct of_table_feature_prop_experimenter : of_table_feature_prop {
+    uint16_t         type == 65534;
+    uint16_t         length;
+    uint32_t         experimenter;
+    uint32_t         subtype;
+    of_octets_t      experimenter_data;
+};
+
+struct of_table_feature_prop_experimenter_miss : of_table_feature_prop {
+    uint16_t         type == 65535;
+    uint16_t         length;
+    uint32_t         experimenter;
+    uint32_t         subtype;
+    of_octets_t      experimenter_data;
+};
+
+struct of_table_features {
+    uint16_t length;
+    uint8_t table_id;
+    pad(5);
+    of_table_name_t name;
+    uint64_t metadata_match;
+    uint64_t metadata_write;
+    uint32_t config;
+    uint32_t max_entries;
+    list(of_table_feature_prop_t) properties;
+};
+
+struct of_meter_features {
+    uint32_t    max_meter;
+    uint32_t    band_types;
+    uint32_t    capabilities;
+    uint8_t     max_bands;
+    uint8_t     max_color;
+    pad(2);
+};
+
+struct of_port_stats_request : of_stats_request {
+    uint8_t version;
+    uint8_t type == 18;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t stats_type == 4;
+    enum ofp_stats_request_flags flags;
+    pad(4);
+    of_port_no_t port_no;
+    pad(4);
+};
+
+struct of_port_stats_reply : of_stats_reply {
+    uint8_t version;
+    uint8_t type == 19;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t stats_type == 4;
+    enum ofp_stats_reply_flags flags;
+    pad(4);
+    list(of_port_stats_entry_t) entries;
+};
+
+struct of_queue_stats_request : of_stats_request {
+    uint8_t version;
+    uint8_t type == 18;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t stats_type == 5;
+    enum ofp_stats_request_flags flags;
+    pad(4);
+    of_port_no_t port_no;
+    uint32_t queue_id;
+};
+
+struct of_queue_stats_reply : of_stats_reply {
+    uint8_t version;
+    uint8_t type == 19;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t stats_type == 5;
+    enum ofp_stats_reply_flags flags;
+    pad(4);
+    list(of_queue_stats_entry_t) entries;
+};
+
+struct of_group_stats_request : of_stats_request {
+    uint8_t version;
+    uint8_t type == 18;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t stats_type == 6;
+    enum ofp_stats_request_flags flags;
+    pad(4);
+    uint32_t group_id;
+    pad(4);
+};
+
+struct of_group_stats_reply : of_stats_reply {
+    uint8_t version;
+    uint8_t type == 19;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t stats_type == 6;
+    enum ofp_stats_reply_flags flags;
+    pad(4);
+    list(of_group_stats_entry_t) entries;
+};
+
+struct of_group_desc_stats_request : of_stats_request {
+    uint8_t version;
+    uint8_t type == 18;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t stats_type == 7;
+    enum ofp_stats_request_flags flags;
+    pad(4);
+};
+
+struct of_group_desc_stats_reply : of_stats_reply {
+    uint8_t version;
+    uint8_t type == 19;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t stats_type == 7;
+    enum ofp_stats_reply_flags flags;
+    pad(4);
+    list(of_group_desc_stats_entry_t) entries;
+};
+
+struct of_group_features_stats_request : of_stats_request {
+    uint8_t version;
+    uint8_t type == 18;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t stats_type == 8;
+    enum ofp_stats_request_flags flags;
+    pad(4);
+};
+
+struct of_group_features_stats_reply : of_stats_reply {
+    uint8_t version;
+    uint8_t type == 19;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t stats_type == 8;
+    enum ofp_stats_reply_flags flags;
+    pad(4);
+    uint32_t types;
+    uint32_t capabilities;
+    uint32_t max_groups_all;
+    uint32_t max_groups_select;
+    uint32_t max_groups_indirect;
+    uint32_t max_groups_ff;
+    uint32_t actions_all;
+    uint32_t actions_select;
+    uint32_t actions_indirect;
+    uint32_t actions_ff;
+};
+
+struct of_meter_stats_request : of_stats_request {
+    uint8_t version;
+    uint8_t type == 18;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t stats_type == 9;
+    enum ofp_stats_request_flags flags;
+    pad(4);
+    uint32_t meter_id;
+    pad(4);
+};
+
+struct of_meter_stats_reply : of_stats_reply {
+    uint8_t version;
+    uint8_t type == 19;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t stats_type == 9;
+    enum ofp_stats_reply_flags flags;
+    pad(4);
+    list(of_meter_stats_t) entries;
+};
+
+struct of_meter_config_stats_request : of_stats_request {
+    uint8_t version;
+    uint8_t type == 18;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t stats_type == 10;
+    enum ofp_stats_request_flags flags;
+    pad(4);
+    uint32_t meter_id;
+    pad(4);
+};
+
+struct of_meter_config_stats_reply : of_stats_reply {
+    uint8_t version;
+    uint8_t type == 19;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t stats_type == 10;
+    enum ofp_stats_reply_flags flags;
+    pad(4);
+    list(of_meter_band_t) entries;
+};
+
+// FIXME stats added to get things working
+struct of_meter_features_stats_request : of_stats_request {
+    uint8_t version;
+    uint8_t type == 18;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t stats_type == 11;
+    enum ofp_stats_request_flags flags;
+    pad(4);
+};
+
+// FIXME stats added to get things working
+struct of_meter_features_stats_reply : of_stats_reply {
+    uint8_t version;
+    uint8_t type == 19;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t stats_type == 11;
+    enum ofp_stats_reply_flags flags;
+    pad(4);
+    of_meter_features_t features;
+};
+
+// FIXME stats added to get things working
+struct of_table_features_stats_request : of_stats_request {
+    uint8_t version;
+    uint8_t type == 18;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t stats_type == 12;
+    enum ofp_stats_request_flags flags;
+    pad(4);
+    list(of_table_features_t) entries;
+};
+
+// FIXME stats added to get things working
+struct of_table_features_stats_reply : of_stats_reply {
+    uint8_t version;
+    uint8_t type == 19;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t stats_type == 12;
+    enum ofp_stats_reply_flags flags;
+    pad(4);
+    list(of_table_features_t) entries;
+};
+
+// FIXME stats added to get things working
+struct of_port_desc_stats_request : of_stats_request {
+    uint8_t version;
+    uint8_t type == 18;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t stats_type == 13;
+    enum ofp_stats_request_flags flags;
+    pad(4);
+};
+
+// FIXME stats added to get things working
+struct of_port_desc_stats_reply : of_stats_reply {
+    uint8_t version;
+    uint8_t type == 19;
+    uint16_t length;
+    uint32_t xid;
+    uint16_t stats_type == 13;
+    enum ofp_stats_reply_flags flags;
+    pad(4);
+    list(of_port_desc_t) entries;
+};
+
+struct of_meter_band_stats {
+    uint64_t        packet_band_count;
+    uint64_t        byte_band_count;
+};
+
+struct of_meter_stats {
+    uint32_t        meter_id;
+    uint16_t        len;
+    pad(6);
+    uint32_t        flow_count;
+    uint64_t        packet_in_count;
+    uint64_t        byte_in_count;
+    uint32_t   duration_sec;
+    uint32_t   duration_nsec;
+    list(of_meter_band_stats_t) band_stats;
+};
+
+struct of_meter_config {
+    uint16_t        length;
+    uint16_t        flags;
+    uint32_t        meter_id;
+    list(of_meter_band_t) entries;
+};
+
+// END OF STATS OBJECTS
+
+struct of_queue_prop {
+    uint16_t type == ?;
+    uint16_t len;
+    pad(4);
+};
+
+struct of_queue_prop_min_rate : of_queue_prop {
+    uint16_t type == 1;
+    uint16_t len;
+    pad(4);
+    uint16_t rate;
+    pad(6);
+};
+
+struct of_queue_prop_max_rate : of_queue_prop {
+    uint16_t type == 2;
+    uint16_t len;
+    pad(4);
+    uint16_t rate;
+    pad(6);
+};
+
+struct of_queue_prop_experimenter : of_queue_prop {
+    uint16_t type == 65535;
+    uint16_t len;
+    pad(4);
+    uint32_t experimenter == ?;
+    pad(4);
+    of_octets_t data;
+};
+
+struct of_packet_queue {
+    uint32_t queue_id;
+    of_port_no_t port;
+    uint16_t len;
+    pad(6);
+    list(of_queue_prop_t) properties;
+};
+
+struct of_queue_get_config_request : of_header {
+    uint8_t version;
+    uint8_t type == 22;
+    uint16_t length;
+    uint32_t xid;
+    of_port_no_t port;
+    pad(4);
+};
+
+struct of_queue_get_config_reply : of_header {
+    uint8_t version;
+    uint8_t type == 23;
+    uint16_t length;
+    uint32_t xid;
+    of_port_no_t port;
+    pad(4);
+    list(of_packet_queue_t) queues;
+};
+
+struct of_role_request : of_header {
+    uint8_t version;
+    uint8_t type == 24;
+    uint16_t length;
+    uint32_t xid;
+    enum ofp_controller_role role;
+    pad(4);
+    uint64_t generation_id;
+};
+
+struct of_role_reply : of_header {
+    uint8_t version;
+    uint8_t type == 25;
+    uint16_t length;
+    uint32_t xid;
+    enum ofp_controller_role role;
+    pad(4);
+    uint64_t generation_id;
+};
+
+////////////////////////////////////////////////////////////////
+// FIXME understand async; where do bitmasks live?
+// Determine bitmap type for masks below.
+// DOCUMENT masks where uint32_t[0] is interest for equal/master
+//   while uint32_t[1] is interest for slave
+////////////////////////////////////////////////////////////////
+
+struct of_async_get_request : of_header {
+    uint8_t version;
+    uint8_t type == 26;
+    uint16_t length;
+    uint32_t xid;
+    uint32_t packet_in_mask_equal_master;
+    uint32_t packet_in_mask_slave;
+    uint32_t port_status_mask_equal_master;
+    uint32_t port_status_mask_slave;
+    uint32_t flow_removed_mask_equal_master;
+    uint32_t flow_removed_mask_slave;
+};
+
+struct of_async_get_reply : of_header {
+    uint8_t version;
+    uint8_t type == 27;
+    uint16_t length;
+    uint32_t xid;
+    uint32_t packet_in_mask_equal_master;
+    uint32_t packet_in_mask_slave;
+    uint32_t port_status_mask_equal_master;
+    uint32_t port_status_mask_slave;
+    uint32_t flow_removed_mask_equal_master;
+    uint32_t flow_removed_mask_slave;
+};
+
+struct of_async_set : of_header {
+    uint8_t version;
+    uint8_t type == 28;
+    uint16_t length;
+    uint32_t xid;
+    uint32_t packet_in_mask_equal_master;
+    uint32_t packet_in_mask_slave;
+    uint32_t port_status_mask_equal_master;
+    uint32_t port_status_mask_slave;
+    uint32_t flow_removed_mask_equal_master;
+    uint32_t flow_removed_mask_slave;
+};