X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=include%2Fopenvswitch%2Fdatapath-protocol.h;h=083800cc88399ac20fe16440fc52d0c34e336eb8;hb=254f2dc8e3eb18debf4a8f238b9c87cf4d4dbd3f;hp=730aa22fd0358085965e678e05acae41355fb2ae;hpb=704a1e09e9b31ea39ca41c028c7c6aaf2482283a;p=sliver-openvswitch.git diff --git a/include/openvswitch/datapath-protocol.h b/include/openvswitch/datapath-protocol.h index 730aa22fd..083800cc8 100644 --- a/include/openvswitch/datapath-protocol.h +++ b/include/openvswitch/datapath-protocol.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2009, 2010 Nicira Networks. + * Copyright (c) 2009, 2010, 2011 Nicira Networks. * * This file is offered under your choice of two licenses: Apache 2.0 or GNU * GPL 2.0 or later. The permission statements for each of these licenses is @@ -69,215 +69,332 @@ #include #include + +/* datapaths. */ + +#define ODP_DATAPATH_FAMILY "odp_datapath" +#define ODP_DATAPATH_MCGROUP "odp_datapath" + +enum odp_datapath_cmd { + ODP_DP_CMD_UNSPEC, + ODP_DP_CMD_NEW, + ODP_DP_CMD_DEL, + ODP_DP_CMD_GET, + ODP_DP_CMD_SET +}; -#define ODP_MAX 256 /* Maximum number of datapaths. */ - -#define ODP_DP_CREATE _IO('O', 0) -#define ODP_DP_DESTROY _IO('O', 1) -#define ODP_DP_STATS _IOW('O', 2, struct odp_stats) - -#define ODP_GET_DROP_FRAGS _IOW('O', 3, int) -#define ODP_SET_DROP_FRAGS _IOR('O', 4, int) - -#define ODP_GET_LISTEN_MASK _IOW('O', 5, int) -#define ODP_SET_LISTEN_MASK _IOR('O', 6, int) - -#define ODP_VPORT_ATTACH _IOR('O', 7, struct odp_port) -#define ODP_VPORT_DETACH _IOR('O', 8, int) -#define ODP_VPORT_QUERY _IOWR('O', 9, struct odp_port) -#define ODP_VPORT_LIST _IOWR('O', 10, struct odp_portvec) - -#define ODP_FLOW_GET _IOWR('O', 13, struct odp_flowvec) -#define ODP_FLOW_PUT _IOWR('O', 14, struct odp_flow) -#define ODP_FLOW_DUMP _IOWR('O', 15, struct odp_flow_dump) -#define ODP_FLOW_FLUSH _IO('O', 16) -#define ODP_FLOW_DEL _IOWR('O', 17, struct odp_flow) - -#define ODP_EXECUTE _IOR('O', 18, struct odp_execute) +/** + * struct odp_header - header for ODP Generic Netlink messages. + * @dp_ifindex: ifindex of local port for datapath (0 to make a request not + * specific to a datapath). + * + * Attributes following the header are specific to a particular ODP Generic + * Netlink family, but all of the ODP families use this header. + */ +struct odp_header { + int dp_ifindex; +}; + +/** + * enum odp_datapath_attr - attributes for %ODP_DP_* commands. + * @ODP_DP_ATTR_NAME: Name of the network device that serves as the "local + * port". This is the name of the network device whose dp_ifindex is given in + * the &struct odp_header. Always present in notifications. Required in + * %ODP_DP_NEW requests. May be used as an alternative to specifying + * dp_ifindex in other requests (with a dp_ifindex of 0). + * @ODP_DP_ATTR_STATS: Statistics about packets that have passed through the + * datapath. Always present in notifications. + * @ODP_DP_ATTR_IPV4_FRAGS: One of %ODP_DP_FRAG_*. Always present in + * notifications. May be included in %ODP_DP_NEW or %ODP_DP_SET requests to + * change the fragment handling policy. + * @ODP_DP_ATTR_SAMPLING: 32-bit fraction of packets to sample with + * @ODP_PACKET_CMD_SAMPLE. A value of 0 samples no packets, a value of + * %UINT32_MAX samples all packets, and intermediate values sample intermediate + * fractions of packets. + * @ODP_DP_ATTR_MCGROUPS: Nested attributes with multicast groups. Each nested + * attribute has a %ODP_PACKET_CMD_* type with a 32-bit value giving the + * Generic Netlink multicast group number used for sending this datapath's + * messages with that command type up to userspace. + * + * These attributes follow the &struct odp_header within the Generic Netlink + * payload for %ODP_DP_* commands. + */ +enum odp_datapath_attr { + ODP_DP_ATTR_UNSPEC, + ODP_DP_ATTR_NAME, /* name of dp_ifindex netdev */ + ODP_DP_ATTR_STATS, /* struct odp_stats */ + ODP_DP_ATTR_IPV4_FRAGS, /* 32-bit enum odp_frag_handling */ + ODP_DP_ATTR_SAMPLING, /* 32-bit fraction of packets to sample. */ + ODP_DP_ATTR_MCGROUPS, /* Nested attributes with multicast groups. */ + __ODP_DP_ATTR_MAX +}; -#define ODP_SET_SFLOW_PROBABILITY _IOR('O', 19, int) -#define ODP_GET_SFLOW_PROBABILITY _IOW('O', 20, int) +#define ODP_DP_ATTR_MAX (__ODP_DP_ATTR_MAX - 1) -#define ODP_VPORT_MOD _IOR('O', 22, struct odp_port) -#define ODP_VPORT_STATS_GET _IOWR('O', 24, struct odp_vport_stats_req) -#define ODP_VPORT_ETHER_GET _IOWR('O', 25, struct odp_vport_ether) -#define ODP_VPORT_ETHER_SET _IOW('O', 26, struct odp_vport_ether) -#define ODP_VPORT_MTU_GET _IOWR('O', 27, struct odp_vport_mtu) -#define ODP_VPORT_MTU_SET _IOW('O', 28, struct odp_vport_mtu) -#define ODP_VPORT_STATS_SET _IOWR('O', 29, struct odp_vport_stats_req) +/** + * enum odp_frag_handling - policy for handling received IPv4 fragments. + * @ODP_DP_FRAG_ZERO: Treat IP fragments as IP protocol 0 and transport ports + * zero. + * @ODP_DP_FRAG_DROP: Drop IP fragments. Do not pass them through the flow + * table or up to userspace. + */ +enum odp_frag_handling { + ODP_DP_FRAG_UNSPEC, + ODP_DP_FRAG_ZERO, /* Treat IP fragments as transport port 0. */ + ODP_DP_FRAG_DROP /* Drop IP fragments. */ +}; struct odp_stats { - /* Flows. */ - uint32_t n_flows; /* Number of flows in flow table. */ - uint32_t cur_capacity; /* Current flow table capacity. */ - uint32_t max_capacity; /* Maximum expansion of flow table capacity. */ - - /* Ports. */ - uint32_t n_ports; /* Current number of ports. */ - uint32_t max_ports; /* Maximum supported number of ports. */ - - /* Lookups. */ uint64_t n_frags; /* Number of dropped IP fragments. */ uint64_t n_hit; /* Number of flow table matches. */ uint64_t n_missed; /* Number of flow table misses. */ uint64_t n_lost; /* Number of misses not sent to userspace. */ - - /* Queues. */ - uint16_t max_miss_queue; /* Max length of ODPL_MISS queue. */ - uint16_t max_action_queue; /* Max length of ODPL_ACTION queue. */ - uint16_t max_sflow_queue; /* Max length of ODPL_SFLOW queue. */ }; /* Logical ports. */ #define ODPP_LOCAL ((uint16_t)0) -#define ODPP_NONE ((uint16_t)-1) + +#define ODP_PACKET_FAMILY "odp_packet" -/* Listening channels. */ -#define _ODPL_MISS_NR 0 /* Packet missed in flow table. */ -#define ODPL_MISS (1 << _ODPL_MISS_NR) -#define _ODPL_ACTION_NR 1 /* Packet output to ODPP_CONTROLLER. */ -#define ODPL_ACTION (1 << _ODPL_ACTION_NR) -#define _ODPL_SFLOW_NR 2 /* sFlow samples. */ -#define ODPL_SFLOW (1 << _ODPL_SFLOW_NR) -#define ODPL_ALL (ODPL_MISS | ODPL_ACTION | ODPL_SFLOW) +enum odp_packet_cmd { + ODP_PACKET_CMD_UNSPEC, + + /* Kernel-to-user notifications. */ + ODP_PACKET_CMD_MISS, /* Flow table miss. */ + ODP_PACKET_CMD_ACTION, /* ODPAT_CONTROLLER action. */ + ODP_PACKET_CMD_SAMPLE, /* Sampled packet. */ + + /* User commands. */ + ODP_PACKET_CMD_EXECUTE /* Apply actions to a packet. */ +}; /** - * struct odp_msg - format of messages read from datapath fd. - * @length: Total length of message, including this header. - * @type: One of the %_ODPL_* constants. - * @port: Port that received the packet embedded in this message. - * @arg: Argument value whose meaning depends on @type. - * - * For @type == %_ODPL_MISS_NR, the header is followed by packet data. The - * @arg member is the ID (in network byte order) of the tunnel that - * encapsulated this packet. It is 0 if the packet was not received on a tunnel. + * enum odp_packet_attr - attributes for %ODP_PACKET_* commands. + * @ODP_PACKET_ATTR_PACKET: Present for all notifications. Contains the entire + * packet as received, from the start of the Ethernet header onward. For + * %ODP_PACKET_CMD_ACTION, %ODP_PACKET_ATTR_PACKET reflects changes made by + * actions preceding %ODPAT_CONTROLLER, but %ODP_PACKET_ATTR_KEY is the flow + * key extracted from the packet as originally received. + * @ODP_PACKET_ATTR_KEY: Present for all notifications. Contains the flow key + * extracted from the packet as nested %ODP_KEY_ATTR_* attributes. This allows + * userspace to adapt its flow setup strategy by comparing its notion of the + * flow key against the kernel's. + * @ODP_PACKET_ATTR_USERDATA: Present for an %ODP_PACKET_CMD_ACTION + * notification if the %ODPAT_CONTROLLER action's argument was nonzero. + * @ODP_PACKET_ATTR_SAMPLE_POOL: Present for %ODP_PACKET_CMD_SAMPLE. Contains + * the number of packets processed so far that were candidates for sampling. + * @ODP_PACKET_ATTR_ACTIONS: Present for %ODP_PACKET_CMD_SAMPLE. Contains a + * copy of the actions applied to the packet, as nested %ODPAT_* attributes. * - * For @type == %_ODPL_ACTION_NR, the header is followed by packet data. The - * @arg member is copied from the %ODPAT_CONTROLLER action that caused the - * &struct odp_msg to be composed. - * - * For @type == %_ODPL_SFLOW_NR, the header is followed by &struct - * odp_sflow_sample_header, then by a series of Netlink attributes (whose - * length is specified in &struct odp_sflow_sample_header), then by packet - * data. + * These attributes follow the &struct odp_header within the Generic Netlink + * payload for %ODP_PACKET_* commands. */ -struct odp_msg { - uint32_t length; - uint16_t type; - uint16_t port; - __aligned_u64 arg; +enum odp_packet_attr { + ODP_PACKET_ATTR_UNSPEC, + ODP_PACKET_ATTR_PACKET, /* Packet data. */ + ODP_PACKET_ATTR_KEY, /* Nested ODP_KEY_ATTR_* attributes. */ + ODP_PACKET_ATTR_USERDATA, /* 64-bit data from ODPAT_CONTROLLER. */ + ODP_PACKET_ATTR_SAMPLE_POOL, /* # sampling candidate packets so far. */ + ODP_PACKET_ATTR_ACTIONS, /* Nested ODPAT_* attributes. */ + __ODP_PACKET_ATTR_MAX +}; + +#define ODP_PACKET_ATTR_MAX (__ODP_PACKET_ATTR_MAX - 1) + +enum odp_vport_type { + ODP_VPORT_TYPE_UNSPEC, + ODP_VPORT_TYPE_NETDEV, /* network device */ + ODP_VPORT_TYPE_INTERNAL, /* network device implemented by datapath */ + ODP_VPORT_TYPE_PATCH, /* virtual tunnel connecting two vports */ + ODP_VPORT_TYPE_GRE, /* GRE tunnel */ + ODP_VPORT_TYPE_CAPWAP, /* CAPWAP tunnel */ + __ODP_VPORT_TYPE_MAX +}; + +#define ODP_VPORT_TYPE_MAX (__ODP_VPORT_TYPE_MAX - 1) + +#define ODP_VPORT_FAMILY "odp_vport" +#define ODP_VPORT_MCGROUP "odp_vport" + +enum odp_vport_cmd { + ODP_VPORT_CMD_UNSPEC, + ODP_VPORT_CMD_NEW, + ODP_VPORT_CMD_DEL, + ODP_VPORT_CMD_GET, + ODP_VPORT_CMD_SET }; /** - * struct odp_sflow_sample_header - header added to sFlow sampled packet. - * @sample_pool: Number of packets that were candidates for sFlow sampling, - * regardless of whether they were actually chosen and sent down to userspace. - * @actions_len: Number of bytes of actions immediately following this header. + * enum odp_vport_attr - attributes for %ODP_VPORT_* commands. + * @ODP_VPORT_ATTR_PORT_NO: 32-bit port number within datapath. + * @ODP_VPORT_ATTR_TYPE: 32-bit %ODP_VPORT_TYPE_* constant describing the type + * of vport. + * @ODP_VPORT_ATTR_NAME: Name of vport. For a vport based on a network device + * this is the name of the network device. Maximum length %IFNAMSIZ-1 bytes + * plus a null terminator. + * @ODP_VPORT_ATTR_STATS: A &struct rtnl_link_stats64 giving statistics for + * packets sent or received through the vport. + * @ODP_VPORT_ATTR_ADDRESS: A 6-byte Ethernet address for the vport. + * @ODP_VPORT_ATTR_MTU: MTU for the vport. + * @ODP_VPORT_ATTR_IFINDEX: ifindex of the underlying network device, if any. + * @ODP_VPORT_ATTR_IFLINK: ifindex of the device on which packets are sent (for + * tunnels), if any. + * + * These attributes follow the &struct odp_header within the Generic Netlink + * payload for %ODP_VPORT_* commands. + * + * All attributes applicable to a given port are present in notifications. + * This means that, for example, a vport that has no corresponding network + * device would omit %ODP_VPORT_ATTR_IFINDEX. + * + * For %ODP_VPORT_CMD_NEW requests, the %ODP_VPORT_ATTR_TYPE and + * %ODP_VPORT_ATTR_NAME attributes are required. %ODP_VPORT_ATTR_PORT_NO is + * optional; if not specified a free port number is automatically selected. + * Whether %ODP_VPORT_ATTR_OPTIONS is required or optional depends on the type + * of vport. %ODP_VPORT_ATTR_STATS, %ODP_VPORT_ATTR_ADDRESS, and + * %ODP_VPORT_ATTR_MTU are optional, and other attributes are ignored. * - * This header follows &struct odp_msg when that structure's @type is - * %_ODPL_SFLOW_NR, and it is itself followed by a series of Netlink attributes - * (the number of bytes of which is specified in @actions_len) and then by - * packet data. + * For other requests, if %ODP_VPORT_ATTR_NAME is specified then it is used to + * look up the vport to operate on; otherwise dp_idx from the &struct + * odp_header plus %ODP_VPORT_ATTR_PORT_NO determine the vport. */ -struct odp_sflow_sample_header { - uint32_t sample_pool; - uint32_t actions_len; +enum odp_vport_attr { + ODP_VPORT_ATTR_UNSPEC, + ODP_VPORT_ATTR_PORT_NO, /* port number within datapath */ + ODP_VPORT_ATTR_TYPE, /* 32-bit ODP_VPORT_TYPE_* constant. */ + ODP_VPORT_ATTR_NAME, /* string name, up to IFNAMSIZ bytes long */ + ODP_VPORT_ATTR_STATS, /* struct rtnl_link_stats64 */ + ODP_VPORT_ATTR_ADDRESS, /* hardware address */ + ODP_VPORT_ATTR_MTU, /* 32-bit maximum transmission unit */ + ODP_VPORT_ATTR_OPTIONS, /* nested attributes, varies by vport type */ + ODP_VPORT_ATTR_IFINDEX, /* 32-bit ifindex of backing netdev */ + ODP_VPORT_ATTR_IFLINK, /* 32-bit ifindex on which packets are sent */ + __ODP_VPORT_ATTR_MAX }; -#define VPORT_TYPE_SIZE 16 -#define VPORT_CONFIG_SIZE 32 -struct odp_port { - char devname[16]; /* IFNAMSIZ */ - char type[VPORT_TYPE_SIZE]; - uint16_t port; - uint16_t reserved1; - uint32_t reserved2; - __aligned_u64 config[VPORT_CONFIG_SIZE / 8]; /* type-specific */ +#define ODP_VPORT_ATTR_MAX (__ODP_VPORT_ATTR_MAX - 1) + +/* ODP_VPORT_ATTR_OPTIONS attributes for patch vports. */ +enum { + ODP_PATCH_ATTR_UNSPEC, + ODP_PATCH_ATTR_PEER, /* name of peer vport, as a string */ + __ODP_PATCH_ATTR_MAX }; -struct odp_portvec { - struct odp_port *ports; - uint32_t n_ports; +#define ODP_PATCH_ATTR_MAX (__ODP_PATCH_ATTR_MAX - 1) + +/* Flows. */ + +#define ODP_FLOW_FAMILY "odp_flow" +#define ODP_FLOW_MCGROUP "odp_flow" + +enum odp_flow_cmd { + ODP_FLOW_CMD_UNSPEC, + ODP_FLOW_CMD_NEW, + ODP_FLOW_CMD_DEL, + ODP_FLOW_CMD_GET, + ODP_FLOW_CMD_SET }; struct odp_flow_stats { uint64_t n_packets; /* Number of matched packets. */ uint64_t n_bytes; /* Number of matched bytes. */ - uint64_t used_sec; /* Time last used, in system monotonic time. */ - uint32_t used_nsec; - uint8_t tcp_flags; - uint8_t reserved; - uint16_t error; /* Used by ODP_FLOW_GET. */ }; -/* - * The datapath protocol adopts the Linux convention for TCI fields: if an - * 802.1Q header is present then its TCI value is used verbatim except that the - * CFI bit (0x1000) is always set to 1, and all-bits-zero indicates no 802.1Q - * header. - */ -#define ODP_TCI_PRESENT 0x1000 /* CFI bit */ - -struct odp_flow_key { - ovs_be64 tun_id; /* Encapsulating tunnel ID. */ - ovs_be32 nw_src; /* IP source address. */ - ovs_be32 nw_dst; /* IP destination address. */ - uint16_t in_port; /* Input switch port. */ - ovs_be16 dl_tci; /* All zeros if 802.1Q header absent, - * ODP_TCI_PRESENT set if present. */ - ovs_be16 dl_type; /* Ethernet frame type. */ - ovs_be16 tp_src; /* TCP/UDP source port. */ - ovs_be16 tp_dst; /* TCP/UDP destination port. */ - uint8_t dl_src[6]; /* Ethernet source address. */ - uint8_t dl_dst[6]; /* Ethernet destination address. */ - uint8_t nw_proto; /* IP protocol or lower 8 bits of - ARP opcode. */ - uint8_t nw_tos; /* IP ToS (DSCP field, 6 bits). */ +enum odp_key_type { + ODP_KEY_ATTR_UNSPEC, + ODP_KEY_ATTR_TUN_ID, /* 64-bit tunnel ID */ + ODP_KEY_ATTR_IN_PORT, /* 32-bit ODP port number */ + ODP_KEY_ATTR_ETHERNET, /* struct odp_key_ethernet */ + ODP_KEY_ATTR_8021Q, /* struct odp_key_8021q */ + ODP_KEY_ATTR_ETHERTYPE, /* 16-bit Ethernet type */ + ODP_KEY_ATTR_IPV4, /* struct odp_key_ipv4 */ + ODP_KEY_ATTR_TCP, /* struct odp_key_tcp */ + ODP_KEY_ATTR_UDP, /* struct odp_key_udp */ + ODP_KEY_ATTR_ICMP, /* struct odp_key_icmp */ + ODP_KEY_ATTR_ARP, /* struct odp_key_arp */ + __ODP_KEY_ATTR_MAX }; -/* Flags for ODP_FLOW. */ -#define ODPFF_ZERO_TCP_FLAGS (1 << 0) /* Zero the TCP flags. */ -#define ODPFF_EOF (1 << 1) /* ODP_FLOW_DUMP: end of flow table. */ +#define ODP_KEY_ATTR_MAX (__ODP_KEY_ATTR_MAX - 1) -struct odp_flow { - struct odp_flow_stats stats; - struct odp_flow_key key; - struct nlattr *actions; - uint32_t actions_len; - uint32_t flags; +struct odp_key_ethernet { + uint8_t eth_src[6]; + uint8_t eth_dst[6]; }; -/* Flags for ODP_FLOW_PUT. */ -#define ODPPF_CREATE (1 << 0) /* Allow creating a new flow. */ -#define ODPPF_MODIFY (1 << 1) /* Allow modifying an existing flow. */ -#define ODPPF_ZERO_STATS (1 << 2) /* Zero the stats of an existing flow. */ +struct odp_key_8021q { + ovs_be16 q_tpid; + ovs_be16 q_tci; +}; -/* ODP_FLOW_PUT argument. */ -struct odp_flow_put { - struct odp_flow flow; - uint32_t flags; +struct odp_key_ipv4 { + ovs_be32 ipv4_src; + ovs_be32 ipv4_dst; + uint8_t ipv4_proto; + uint8_t ipv4_tos; }; -struct odp_flowvec { - struct odp_flow *flows; - uint32_t n_flows; +struct odp_key_tcp { + ovs_be16 tcp_src; + ovs_be16 tcp_dst; }; -/* ODP_FLOW_DUMP argument. - * - * This is used to iterate through the flow table flow-by-flow. Each - * ODP_FLOW_DUMP call either stores a new odp_flow into 'flow' or stores - * ODPFF_EOF into flow->flags to indicate that the end of the table has been - * reaches, and updates 'state' in-place. +struct odp_key_udp { + ovs_be16 udp_src; + ovs_be16 udp_dst; +}; + +struct odp_key_icmp { + uint8_t icmp_type; + uint8_t icmp_code; +}; + +struct odp_key_arp { + ovs_be32 arp_sip; + ovs_be32 arp_tip; + ovs_be16 arp_op; +}; + +/** + * enum odp_flow_attr - attributes for %ODP_FLOW_* commands. + * @ODP_FLOW_ATTR_KEY: Nested %ODP_KEY_ATTR_* attributes specifying the flow + * key. Always present in notifications. Required for all requests (except + * dumps). + * @ODP_FLOW_ATTR_ACTIONS: Nested %ODPAT_* attributes specifying the actions to + * take for packets that match the key. Always present in notifications. + * Required for %ODP_FLOW_CMD_NEW requests, optional on %ODP_FLOW_CMD_SET + * request to change the existing actions, ignored for other requests. + * @ODP_FLOW_ATTR_STATS: &struct odp_flow_stats giving statistics for this + * flow. Present in notifications if the stats would be nonzero. Ignored in + * requests. + * @ODP_FLOW_ATTR_TCP_FLAGS: An 8-bit value giving the OR'd value of all of the + * TCP flags seen on packets in this flow. Only present in notifications for + * TCP flows, and only if it would be nonzero. Ignored in requests. + * @ODP_FLOW_ATTR_USED: A 64-bit integer giving the time, in milliseconds on + * the system monotonic clock, at which a packet was last processed for this + * flow. Only present in notifications if a packet has been processed for this + * flow. Ignored in requests. + * @ODP_FLOW_ATTR_CLEAR: If present in a %ODP_FLOW_CMD_SET request, clears the + * last-used time, accumulated TCP flags, and statistics for this flow. + * Otherwise ignored in requests. Never present in notifications. * - * Before the first call, zero 'state'. The format of 'state' is otherwise - * unspecified. + * These attributes follow the &struct odp_header within the Generic Netlink + * payload for %ODP_FLOW_* commands. */ -struct odp_flow_dump { - struct odp_flow *flow; - uint32_t state[2]; +enum odp_flow_attr { + ODP_FLOW_ATTR_UNSPEC, + ODP_FLOW_ATTR_KEY, /* Sequence of ODP_KEY_ATTR_* attributes. */ + ODP_FLOW_ATTR_ACTIONS, /* Sequence of nested ODPAT_* attributes. */ + ODP_FLOW_ATTR_STATS, /* struct odp_flow_stats. */ + ODP_FLOW_ATTR_TCP_FLAGS, /* 8-bit OR'd TCP flags. */ + ODP_FLOW_ATTR_USED, /* u64 msecs last used in monotonic time. */ + ODP_FLOW_ATTR_CLEAR, /* Flag to clear stats, tcp_flags, used. */ + __ODP_FLOW_ATTR_MAX }; +#define ODP_FLOW_ATTR_MAX (__ODP_FLOW_ATTR_MAX - 1) + /* Action types. */ enum odp_action_type { ODPAT_UNSPEC, @@ -287,8 +404,8 @@ enum odp_action_type { ODPAT_STRIP_VLAN, /* Strip the 802.1q header. */ ODPAT_SET_DL_SRC, /* Ethernet source address. */ ODPAT_SET_DL_DST, /* Ethernet destination address. */ - ODPAT_SET_NW_SRC, /* IP source address. */ - ODPAT_SET_NW_DST, /* IP destination address. */ + ODPAT_SET_NW_SRC, /* IPv4 source address. */ + ODPAT_SET_NW_DST, /* IPv4 destination address. */ ODPAT_SET_NW_TOS, /* IP ToS/DSCP field (6 bits). */ ODPAT_SET_TP_SRC, /* TCP/UDP source port. */ ODPAT_SET_TP_DST, /* TCP/UDP destination port. */ @@ -301,50 +418,4 @@ enum odp_action_type { #define ODPAT_MAX (__ODPAT_MAX - 1) -struct odp_execute { - struct nlattr *actions; - uint32_t actions_len; - - const void *data; - uint32_t length; -}; - -#define VPORT_TYPE_SIZE 16 -struct odp_vport_add { - char port_type[VPORT_TYPE_SIZE]; - char devname[16]; /* IFNAMSIZ */ - void *config; -}; - -struct odp_vport_mod { - char devname[16]; /* IFNAMSIZ */ - void *config; -}; - -struct odp_vport_stats_req { - char devname[16]; /* IFNAMSIZ */ - struct rtnl_link_stats64 stats; -}; - -struct odp_vport_ether { - char devname[16]; /* IFNAMSIZ */ - unsigned char ether_addr[6]; -}; - -struct odp_vport_mtu { - char devname[16]; /* IFNAMSIZ */ - uint16_t mtu; -}; - -/* Values below this cutoff are 802.3 packets and the two bytes - * following MAC addresses are used as a frame length. Otherwise, the - * two bytes are used as the Ethernet type. - */ -#define ODP_DL_TYPE_ETH2_CUTOFF 0x0600 - -/* Value of dl_type to indicate that the frame does not include an - * Ethernet type. - */ -#define ODP_DL_TYPE_NOT_ETH_TYPE 0x05ff - #endif /* openvswitch/datapath-protocol.h */