+/* Copyright (c) 2008 The Board of Trustees of The Leland Stanford
+* Junior University
+* Copyright (c) 2011, 2012 Open Networking Foundation
+*
+* We are making the OpenFlow specification and associated documentation
+* (Software) available for public use and benefit with the expectation
+* that others will use, modify and enhance the Software and contribute
+* those enhancements back to the community. However, since we would
+* like to make the Software available for broadest use, with as few
+* restrictions as possible permission is hereby granted, free of
+* charge, to any person obtaining a copy of this Software to deal in
+* the Software under the copyrights without restriction, including
+* without limitation the rights to use, copy, modify, merge, publish,
+* distribute, sublicense, and/or sell copies of the Software, and to
+* permit persons to whom the Software is furnished to do so, subject to
+* the following conditions:
+*
+* The above copyright notice and this permission notice shall be
+* included in all copies or substantial portions of the Software.
+*
+* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+* SOFTWARE.
+*
+* The name and trademarks of copyright holder(s) may NOT be used in
+* advertising or publicity pertaining to the Software or any
+* derivatives without specific, written prior permission.
+*/
+
+/* OpenFlow: protocol between controller and datapath. */
+
+#ifndef OPENFLOW_13_H
+#define OPENFLOW_13_H 1
+
+#include "openflow/openflow-1.2.h"
+
+/*
+ * OpenFlow 1.3 modifies the syntax of the following message types:
+ *
+ * OFPT_FEATURES_REPLY = 6 (opf13_switch_features)
+ * - new field: auxiliary_id
+ * - removed: ofp_ports at the end
+ *
+ * OFPT_PACKET_IN = 10 (ofp13_packet_in) new field: cookie
+ *
+ * OpenFlow 1.3 adds following new message types:
+ *
+ * * Asynchronous message configuration. *
+ * OFPT13_GET_ASYNC_REQUEST = 26 (void)
+ * OFPT13_GET_ASYNC_REPLY = 27 (ofp13_async_config)
+ * OFPT13_SET_ASYNC = 28 (ofp13_async_config)
+ *
+ * * Meters and rate limiters configuration messages. *
+ * OFPT13_METER_MOD = 29 (ofp13_meter_mod)
+ *
+ * OpenFlow 1.3 modifies the syntax of the following statistics message types
+ * (now called multipart message types):
+ *
+ * OFPMP13_FLOW_REPLY = 1 (struct ofp13_flow_stats[])
+ * OFPMP13_TABLE_REPLY = 3 (struct ofp13_table_stats[])
+ * OFPMP13_PORT_REPLY = 4 (struct ofp13_port_stats[])
+ * OFPMP13_QUEUE_REPLY = 5, (struct ofp13_queue_stats[])
+ * OFPMP13_GROUP_REPLY = 6, (struct ofp13_group_stats[])
+ *
+ * OpenFlow 1.3 adds the following multipart message types
+ *
+ * Meter statistics:
+ * OFPMP13_METER_REQUEST = 9, (struct ofp13_meter_multipart_request)
+ * OFPMP13_METER_REPLY = 9, (struct ofp13_meter_stats[])
+ *
+ * Meter configuration:
+ * OFPMP13_METER_CONFIG_REQUEST = 10, (struct ofp13_meter_multipart_request)
+ * OFPMP13_METER_CONFIG_REPLY = 10, (struct ofp13_meter_config[])
+ *
+ * Meter features:
+ * OFPMP13_METER_FEATURES_REQUEST = 11 (void)
+ * OFPMP13_METER_FEATURES_REPLY = 11 (struct ofp13_meter_features)
+ *
+ * Table features:
+ * OFPMP13_TABLE_FEATURES_REQUEST = 12, (struct ofp13_table_features[])
+ * OFPMP13_TABLE_FEATURES_REPLY = 12, (struct ofp13_table_features[])
+ *
+ */
+
+enum ofp13_instruction_type {
+ OFPIT13_METER = 6 /* Apply meter (rate limiter) */
+};
+
+#define OFPIT13_ALL (OFPIT11_GOTO_TABLE | OFPIT11_WRITE_METADATA | \
+ OFPIT11_WRITE_ACTIONS | OFPIT11_APPLY_ACTIONS | \
+ OFPIT11_CLEAR_ACTIONS | OFPIT13_METER)
+
+/* Instruction structure for OFPIT_METER */
+struct ofp13_instruction_meter {
+ ovs_be16 type; /* OFPIT13_METER */
+ ovs_be16 len; /* Length is 8. */
+ ovs_be32 meter_id; /* Meter instance. */
+};
+OFP_ASSERT(sizeof(struct ofp13_instruction_meter) == 8);
+
+enum ofp13_action_type {
+ OFPAT13_PUSH_PBB = 26, /* Push a new PBB service tag (I-TAG) */
+ OFPAT13_PPO_PBB = 27 /* Pop the outer PBB service tag (I-TAG) */
+};
+
+/* enum ofp_config_flags value OFPC_INVALID_TTL_TO_CONTROLLER
+ * is deprecated in OpenFlow 1.3 */
+
+/* Flags to configure the table. Reserved for future use. */
+enum ofp13_table_config {
+ OFPTC13_DEPRECATED_MASK = 3 /* Deprecated bits */
+};
+
+/* OpenFlow 1.3 specific flags
+ * (struct ofp12_flow_mod, member flags). */
+enum ofp13_flow_mod_flags {
+ OFPFF13_NO_PKT_COUNTS = 1 << 3, /* Don\92t keep track of packet count. */
+ OFPFF13_NO_BYT_COUNTS = 1 << 4 /* Don\92t keep track of byte count. */
+};
+
+/* Common header for all meter bands */
+struct ofp13_meter_band_header {
+ ovs_be16 type; /* One of OFPMBT_*. */
+ ovs_be16 len; /* Length in bytes of this band. */
+ ovs_be32 rate; /* Rate for this band. */
+ ovs_be32 burst_size; /* Size of bursts. */
+};
+OFP_ASSERT(sizeof(struct ofp13_meter_band_header) == 12);
+
+/* Meter configuration. OFPT_METER_MOD. */
+struct ofp13_meter_mod {
+ ovs_be16 command; /* One of OFPMC_*. */
+ ovs_be16 flags; /* Set of OFPMF_*. */
+ ovs_be32 meter_id; /* Meter instance. */
+ struct ofp13_meter_band_header bands[0]; /* The bands length is inferred
+ from the length field in the
+ header. */
+};
+OFP_ASSERT(sizeof(struct ofp13_meter_mod) == 8);
+
+/* Meter numbering. Flow meters can use any number up to OFPM_MAX. */
+enum ofp13_meter {
+ /* Last usable meter. */
+ OFPM13_MAX = 0xffff0000,
+ /* Virtual meters. */
+ OFPM13_SLOWPATH = 0xfffffffd, /* Meter for slow datapath. */
+ OFPM13_CONTROLLER = 0xfffffffe, /* Meter for controller connection. */
+ OFPM13_ALL = 0xffffffff, /* Represents all meters for stat requests
+ commands. */
+};
+
+/* Meter commands */
+enum ofp13_meter_mod_command {
+ OFPMC13_ADD, /* New meter. */
+ OFPMC13_MODIFY, /* Modify specified meter. */
+ OFPMC13_DELETE /* Delete specified meter. */
+};
+
+/* Meter configuration flags */
+enum ofp13_meter_flags {
+ OFPMF13_KBPS = 1 << 0, /* Rate value in kb/s (kilo-bit per second). */
+ OFPMF13_PKTPS = 1 << 1, /* Rate value in packet/sec. */
+ OFPMF13_BURST = 1 << 2, /* Do burst size. */
+ OFPMF13_STATS = 1 << 3 /* Collect statistics. */
+};
+
+/* Meter band types */
+enum ofp13_meter_band_type {
+ OFPMBT13_DROP = 1, /* Drop packet. */
+ OFPMBT13_DSCP_REMARK = 2, /* Remark DSCP in the IP header. */
+ OFPMBT13_EXPERIMENTER = 0xFFFF /* Experimenter meter band. */
+};
+
+/* OFPMBT_DROP band - drop packets */
+struct ofp13_meter_band_drop {
+ ovs_be16 type; /* OFPMBT_DROP. */
+ ovs_be16 len; /* Length in bytes of this band. */
+ ovs_be32 rate; /* Rate for dropping packets. */
+ ovs_be32 burst_size; /* Size of bursts. */
+ uint8_t pad[4];
+};
+OFP_ASSERT(sizeof(struct ofp13_meter_band_drop) == 16);
+
+/* OFPMBT_DSCP_REMARK band - Remark DSCP in the IP header */
+struct ofp13_meter_band_dscp_remark {
+ ovs_be16 type; /* OFPMBT_DSCP_REMARK. */
+ ovs_be16 len; /* Length in bytes of this band. */
+ ovs_be32 rate; /* Rate for remarking packets. */
+ ovs_be32 burst_size; /* Size of bursts. */
+ uint8_t prec_level; /* Number of drop precedence level to add. */
+ uint8_t pad[3];
+};
+OFP_ASSERT(sizeof(struct ofp13_meter_band_dscp_remark) == 16);
+
+/* OFPMBT_EXPERIMENTER band - Write actions in action set */
+struct ofp13_meter_band_experimenter {
+ ovs_be16 type; /* OFPMBT_EXPERIMENTER. */
+ ovs_be16 len; /* Length in bytes of this band. */
+ ovs_be32 rate; /* Rate for dropping packets. */
+ ovs_be32 burst_size; /* Size of bursts. */
+ ovs_be32 experimenter; /* Experimenter ID which takes the same form as
+ in struct ofp_experimenter_header. */
+};
+OFP_ASSERT(sizeof(struct ofp13_meter_band_experimenter) == 16);
+
+/* OF 1.3 adds MORE flag also for requests */
+enum ofp13_multipart_request_flags {
+ OFPMPF13_REQ_MORE = 1 << 0 /* More requests to follow. */
+};
+
+/* OF 1.3 splits table features off the ofp_table_stats */
+/* Body of reply to OFPMP13_TABLE request. */
+struct ofp13_table_stats {
+ uint8_t table_id; /* Identifier of table. Lower numbered tables are
+ consulted first. */
+ uint8_t pad[3]; /* Align to 32-bits. */
+ ovs_be32 active_count; /* Number of active entries. */
+ ovs_be64 lookup_count; /* Number of packets looked up in table. */
+ ovs_be64 matched_count; /* Number of packets that hit table. */
+};
+OFP_ASSERT(sizeof(struct ofp13_table_stats) == 24);
+
+/* Common header for all Table Feature Properties */
+struct ofp13_table_feature_prop_header {
+ ovs_be16 type; /* One of OFPTFPT_*. */
+ ovs_be16 length; /* Length in bytes of this property. */
+};
+OFP_ASSERT(sizeof(struct ofp13_table_feature_prop_header) == 4);
+
+/* Body for ofp_multipart_request of type OFPMP_TABLE_FEATURES./
+ * Body of reply to OFPMP_TABLE_FEATURES request. */
+struct ofp13_table_features {
+ ovs_be16 length; /* Length is padded to 64 bits. */
+ uint8_t table_id; /* Identifier of table. Lower numbered tables
+ are consulted first. */
+ uint8_t pad[5]; /* Align to 64-bits. */
+ char name[OFP_MAX_TABLE_NAME_LEN];
+ ovs_be64 metadata_match; /* Bits of metadata table can match. */
+ ovs_be64 metadata_write; /* Bits of metadata table can write. */
+ ovs_be32 config; /* Bitmap of OFPTC_* values */
+ ovs_be32 max_entries; /* Max number of entries supported. */
+
+ /* Table Feature Property list */
+ struct ofp13_table_feature_prop_header properties[0];
+};
+OFP_ASSERT(sizeof(struct ofp13_table_features) == 64);
+
+/* Table Feature property types.
+ * Low order bit cleared indicates a property for a regular Flow Entry.
+ * Low order bit set indicates a property for the Table-Miss Flow Entry. */
+enum ofp13_table_feature_prop_type {
+ OFPTFPT13_INSTRUCTIONS = 0, /* Instructions property. */
+ OFPTFPT13_INSTRUCTIONS_MISS = 1, /* Instructions for table-miss. */
+ OFPTFPT13_NEXT_TABLES = 2, /* Next Table property. */
+ OFPTFPT13_NEXT_TABLES_MISS = 3, /* Next Table for table-miss. */
+ OFPTFPT13_WRITE_ACTIONS = 4, /* Write Actions property. */
+ OFPTFPT13_WRITE_ACTIONS_MISS = 5, /* Write Actions for table-miss. */
+ OFPTFPT13_APPLY_ACTIONS = 6, /* Apply Actions property. */
+ OFPTFPT13_APPLY_ACTIONS_MISS = 7, /* Apply Actions for table-miss. */
+ OFPTFPT13_MATCH = 8, /* Match property. */
+ OFPTFPT13_WILDCARDS = 10, /* Wildcards property. */
+ OFPTFPT13_WRITE_SETFIELD = 12, /* Write Set-Field property. */
+ OFPTFPT13_WRITE_SETFIELD_MISS = 13, /* Write Set-Field for table-miss. */
+ OFPTFPT13_APPLY_SETFIELD = 14, /* Apply Set-Field property. */
+ OFPTFPT13_APPLY_SETFIELD_MISS = 15, /* Apply Set-Field for table-miss. */
+ OFPTFPT13_EXPERIMENTER = 0xFFFE, /* Experimenter property. */
+ OFPTFPT13_EXPERIMENTER_MISS = 0xFFFF, /* Experimenter for table-miss. */
+};
+
+/* Instructions property */
+struct ofp13_table_feature_prop_instructions {
+ ovs_be16 type; /* One of OFPTFPT13_INSTRUCTIONS,
+ OFPTFPT13_INSTRUCTIONS_MISS. */
+ ovs_be16 length; /* Length in bytes of this property. */
+ /* Followed by:
+ * - Exactly (length - 4) bytes containing the instruction ids, then
+ * - Exactly (length + 7)/8*8 - (length) (between 0 and 7)
+ * bytes of all-zero bytes */
+ struct ofp11_instruction instruction_ids[0]; /* List of instructions
+ without any data */
+};
+OFP_ASSERT(sizeof(struct ofp13_table_feature_prop_instructions) == 4);
+
+/* Next Tables property */
+struct ofp13_table_feature_prop_next_tables {
+ ovs_be16 type; /* One of OFPTFPT13_NEXT_TABLES,
+ OFPTFPT13_NEXT_TABLES_MISS. */
+ ovs_be16 length; /* Length in bytes of this property. */
+ /* Followed by:
+ * - Exactly (length - 4) bytes containing the table_ids, then
+ * - Exactly (length + 7)/8*8 - (length) (between 0 and 7)
+ * bytes of all-zero bytes */
+ uint8_t next_table_ids[0];
+};
+OFP_ASSERT(sizeof(struct ofp13_table_feature_prop_next_tables) == 4);
+
+/* Actions property */
+struct ofp13_table_feature_prop_actions {
+ ovs_be16 type; /* One of OFPTFPT13_WRITE_ACTIONS,
+ OFPTFPT13_WRITE_ACTIONS_MISS,
+ OFPTFPT13_APPLY_ACTIONS,
+ OFPTFPT13_APPLY_ACTIONS_MISS. */
+ ovs_be16 length; /* Length in bytes of this property. */
+ /* Followed by:
+ * - Exactly (length - 4) bytes containing the action_ids, then
+ * - Exactly (length + 7)/8*8 - (length) (between 0 and 7)
+ * bytes of all-zero bytes */
+ struct ofp_action_header action_ids[0]; /* List of actions
+ without any data */
+};
+OFP_ASSERT(sizeof(struct ofp13_table_feature_prop_actions) == 4);
+
+
+/* Match, Wildcard or Set-Field property */
+struct ofp13_table_feature_prop_oxm {
+ ovs_be16 type; /* One of OFPTFPT13_MATCH, OFPTFPT13_WILDCARDS,
+ OFPTFPT13_WRITE_SETFIELD,
+ OFPTFPT13_WRITE_SETFIELD_MISS,
+ OFPTFPT13_APPLY_SETFIELD,
+ OFPTFPT13_APPLY_SETFIELD_MISS. */
+ ovs_be16 length; /* Length in bytes of this property. */
+ /* Followed by:
+ * - Exactly (length - 4) bytes containing the oxm_ids, then
+ * - Exactly (length + 7)/8*8 - (length) (between 0 and 7)
+ * bytes of all-zero bytes */
+ ovs_be32 oxm_ids[0]; /* Array of OXM headers */
+};
+OFP_ASSERT(sizeof(struct ofp13_table_feature_prop_oxm) == 4);
+
+/* Experimenter table feature property */
+struct ofp13_table_feature_prop_experimenter {
+ ovs_be16 type; /* One of OFPTFPT13_EXPERIMENTER,
+ OFPTFPT13_EXPERIMENTER_MISS. */
+ ovs_be16 length; /* Length in bytes of this property. */
+ ovs_be32 experimenter; /* Experimenter ID which takes the same form
+ as in struct ofp_experimenter_header. */
+ ovs_be32 exp_type; /* Experimenter defined. */
+ /* Followed by:
+ * - Exactly (length - 12) bytes containing the experimenter data, then
+ * - Exactly (length + 7)/8*8 - (length) (between 0 and 7)
+ * bytes of all-zero bytes */
+ ovs_be32 experimenter_data[0];
+};
+OFP_ASSERT(sizeof(struct ofp13_table_feature_prop_experimenter) == 12);
+
+/* Body of reply to OFPMP13_PORT request. If a counter is unsupported, set
+ * the field to all ones. */
+struct ofp13_port_stats {
+ struct ofp11_port_stats ps;
+ ovs_be32 duration_sec; /* Time port has been alive in seconds. */
+ ovs_be32 duration_nsec; /* Time port has been alive in nanoseconds
+ beyond duration_sec. */
+};
+OFP_ASSERT(sizeof(struct ofp13_port_stats) == 112);
+
+/* Body of reply to OFPMP13_QUEUE request */
+struct ofp13_queue_stats {
+ struct ofp11_queue_stats qs;
+ ovs_be32 duration_sec; /* Time queue has been alive in seconds. */
+ ovs_be32 duration_nsec; /* Time queue has been alive in nanoseconds
+ beyond duration_sec. */
+};
+OFP_ASSERT(sizeof(struct ofp13_queue_stats) == 40);
+
+/* Body of reply to OFPMP13_GROUP request */
+struct ofp13_group_stats {
+ struct ofp11_group_stats gs;
+ ovs_be32 duration_sec; /* NEW: Time group has been alive in seconds. */
+ ovs_be32 duration_nsec; /* NEW: Time group has been alive in nanoseconds
+ beyond duration_sec. */
+ /* struct ofp11_bucket_counter bucket_stats[0]; */
+};
+OFP_ASSERT(sizeof(struct ofp13_group_stats) == 40);
+
+/* Body of OFPMP13_METER and OFPMP13_METER_CONFIG requests. */
+struct ofp13_meter_multipart_request {
+ ovs_be32 meter_id; /* Meter instance, or OFPM_ALL. */
+ uint8_t pad[4]; /* Align to 64 bits. */
+};
+OFP_ASSERT(sizeof(struct ofp13_meter_multipart_request) == 8);
+
+/* Statistics for each meter band */
+struct ofp13_meter_band_stats {
+ ovs_be64 packet_band_count; /* Number of packets in band. */
+ ovs_be64 byte_band_count; /* Number of bytes in band. */
+};
+OFP_ASSERT(sizeof(struct ofp13_meter_band_stats) == 16);
+
+/* Body of reply to OFPMP13_METER request. Meter statistics. */
+struct ofp13_meter_stats {
+ ovs_be32 meter_id; /* Meter instance. */
+ ovs_be16 len; /* Length in bytes of this stats. */
+ uint8_t pad[6];
+ ovs_be32 flow_count; /* Number of flows bound to meter. */
+ ovs_be64 packet_in_count; /* Number of packets in input. */
+ ovs_be64 byte_in_count; /* Number of bytes in input. */
+ ovs_be32 duration_sec; /* Time meter has been alive in seconds. */
+ ovs_be32 duration_nsec; /* Time meter has been alive in nanoseconds
+ beyond duration_sec. */
+ struct ofp13_meter_band_stats band_stats[0]; /* The band_stats length is
+ inferred from the length field. */
+};
+OFP_ASSERT(sizeof(struct ofp13_meter_stats) == 40);
+
+/* Body of reply to OFPMP13_METER_CONFIG request. Meter configuration. */
+struct ofp13_meter_config {
+ ovs_be16 length; /* Length of this entry. */
+ ovs_be16 flags; /* Set of OFPMC_* that apply. */
+ ovs_be32 meter_id; /* Meter instance. */
+ struct ofp13_meter_band_header bands[0]; /* The bands length is inferred
+ from the length field. */
+};
+OFP_ASSERT(sizeof(struct ofp13_meter_config) == 8);
+
+/* Body of reply to OFPMP13_METER_FEATURES request. Meter features. */
+struct ofp13_meter_features {
+ ovs_be32 max_meter; /* Maximum number of meters. */
+ ovs_be32 band_types; /* Bitmaps of OFPMBT13_* values supported. */
+ ovs_be32 capabilities; /* Bitmaps of "ofp13_meter_flags". */
+ uint8_t max_bands; /* Maximum bands per meters */
+ uint8_t max_color; /* Maximum color value */
+ uint8_t pad[2];
+};
+OFP_ASSERT(sizeof(struct ofp13_meter_features) == 16);
+
+/* Asynchronous message configuration. */
+/* The body of this is the same as nx_async_config */
+/* OFPT_GET_ASYNC_REPLY or OFPT_SET_ASYNC. */
+struct ofp13_async_config {
+ ovs_be32 packet_in_mask[2]; /* Bitmasks of OFPR_* values. */
+ ovs_be32 port_status_mask[2]; /* Bitmasks of OFPPR_* values. */
+ ovs_be32 flow_removed_mask[2];/* Bitmasks of OFPRR_* values. */
+};
+OFP_ASSERT(sizeof(struct ofp13_async_config) == 24);
+
+
+/* Packet received on port (datapath -> controller). */
+struct ofp13_packet_in {
+ struct ofp12_packet_in pi;
+ ovs_be64 cookie; /* Cookie of the flow entry that was looked up */
+ /* Followed by:
+ * - Match
+ * - Exactly 2 all-zero padding bytes, then
+ * - An Ethernet frame whose length is inferred from header.length.
+ * The padding bytes preceding the Ethernet frame ensure that the IP
+ * header (if any) following the Ethernet header is 32-bit aligned.
+ */
+ /* struct ofp12_match match; */
+ /* uint8_t pad[2]; Align to 64 bit + 16 bit */
+ /* uint8_t data[0]; Ethernet frame */
+};
+OFP_ASSERT(sizeof(struct ofp13_packet_in) == 16);
+
+
+#endif /* openflow/openflow-1.3.h */