* ----------------------------------------------------------------------
*/
-/* Protocol between userspace and kernel datapath.
- *
- * Be sure to update datapath/odp-compat.h if you change any of the structures
- * in here. */
-
#ifndef OPENVSWITCH_DATAPATH_PROTOCOL_H
#define OPENVSWITCH_DATAPATH_PROTOCOL_H 1
-/* The ovs_be<N> types indicate that an object is in big-endian, not
- * native-endian, byte order. They are otherwise equivalent to uint<N>_t.
- * The Linux kernel already has __be<N> types for this, which take on
- * additional semantics when the "sparse" static checker is used, so we use
- * those types when compiling the kernel. */
#ifdef __KERNEL__
#include <linux/types.h>
-#include <linux/socket.h>
#define ovs_be16 __be16
#define ovs_be32 __be32
#define ovs_be64 __be64
#else
#include "openvswitch/types.h"
-#include <sys/socket.h>
-#endif
-
-#ifndef __aligned_u64
-#define __aligned_u64 __u64 __attribute__((aligned(8)))
-#define __aligned_be64 __be64 __attribute__((aligned(8)))
-#define __aligned_le64 __le64 __attribute__((aligned(8)))
#endif
-
-#include <linux/if_link.h>
-#include <linux/netlink.h>
\f
/* datapaths. */
-#define ODP_DATAPATH_FAMILY "odp_datapath"
-#define ODP_DATAPATH_MCGROUP "odp_datapath"
+#define OVS_DATAPATH_FAMILY "ovs_datapath"
+#define OVS_DATAPATH_MCGROUP "ovs_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
+enum ovs_datapath_cmd {
+ OVS_DP_CMD_UNSPEC,
+ OVS_DP_CMD_NEW,
+ OVS_DP_CMD_DEL,
+ OVS_DP_CMD_GET,
+ OVS_DP_CMD_SET
};
/**
- * struct odp_header - header for ODP Generic Netlink messages.
+ * struct ovs_header - header for OVS 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.
+ * Attributes following the header are specific to a particular OVS Generic
+ * Netlink family, but all of the OVS families use this header.
*/
-struct odp_header {
+struct ovs_header {
int dp_ifindex;
};
\f
/**
- * enum odp_datapath_attr - attributes for %ODP_DP_* commands.
- * @ODP_DP_ATTR_NAME: Name of the network device that serves as the "local
+ * enum ovs_datapath_attr - attributes for %OVS_DP_* commands.
+ * @OVS_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
+ * the &struct ovs_header. Always present in notifications. Required in
+ * %OVS_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
+ * @OVS_DP_ATTR_UPCALL_PID: The Netlink socket in userspace that is initially
+ * set on the datapath port (for OVS_ACTION_ATTR_MISS). Only valid on
+ * %OVS_DP_CMD_NEW requests. A value of zero indicates that upcalls should
+ * not be sent.
+ * @OVS_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
+ * @OVS_DP_ATTR_IPV4_FRAGS: One of %OVS_DP_FRAG_*. Always present in
+ * notifications. May be included in %OVS_DP_NEW or %OVS_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.
+ * These attributes follow the &struct ovs_header within the Generic Netlink
+ * payload for %OVS_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
+enum ovs_datapath_attr {
+ OVS_DP_ATTR_UNSPEC,
+ OVS_DP_ATTR_NAME, /* name of dp_ifindex netdev */
+ OVS_DP_ATTR_UPCALL_PID, /* Netlink PID to receive upcalls */
+ OVS_DP_ATTR_STATS, /* struct ovs_dp_stats */
+ OVS_DP_ATTR_IPV4_FRAGS, /* 32-bit enum ovs_datapath_frag */
+ __OVS_DP_ATTR_MAX
};
-#define ODP_DP_ATTR_MAX (__ODP_DP_ATTR_MAX - 1)
+#define OVS_DP_ATTR_MAX (__OVS_DP_ATTR_MAX - 1)
/**
- * enum odp_frag_handling - policy for handling received IPv4 fragments.
- * @ODP_DP_FRAG_ZERO: Treat IP fragments as IP protocol 0 and transport ports
+ * enum ovs_datapath_frag - policy for handling received IPv4 fragments.
+ * @OVS_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
+ * @OVS_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. */
+enum ovs_datapath_frag {
+ OVS_DP_FRAG_UNSPEC,
+ OVS_DP_FRAG_ZERO, /* Treat IP fragments as transport port 0. */
+ OVS_DP_FRAG_DROP /* Drop IP fragments. */
};
-struct odp_stats {
+struct ovs_dp_stats {
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. */
+ uint64_t n_flows; /* Number of flows present */
+};
+
+struct ovs_vport_stats {
+ uint64_t rx_packets; /* total packets received */
+ uint64_t tx_packets; /* total packets transmitted */
+ uint64_t rx_bytes; /* total bytes received */
+ uint64_t tx_bytes; /* total bytes transmitted */
+ uint64_t rx_errors; /* bad packets received */
+ uint64_t tx_errors; /* packet transmit problems */
+ uint64_t rx_dropped; /* no space in linux buffers */
+ uint64_t tx_dropped; /* no space available in linux */
};
/* Logical ports. */
-#define ODPP_LOCAL ((uint16_t)0)
+#define OVSP_LOCAL ((uint16_t)0)
\f
-#define ODP_PACKET_FAMILY "odp_packet"
+#define OVS_PACKET_FAMILY "ovs_packet"
-enum odp_packet_cmd {
- ODP_PACKET_CMD_UNSPEC,
+enum ovs_packet_cmd {
+ OVS_PACKET_CMD_UNSPEC,
/* Kernel-to-user notifications. */
- ODP_PACKET_CMD_MISS, /* Flow table miss. */
- ODP_PACKET_CMD_ACTION, /* ODP_ACTION_ATTR_CONTROLLER action. */
- ODP_PACKET_CMD_SAMPLE, /* Sampled packet. */
+ OVS_PACKET_CMD_MISS, /* Flow table miss. */
+ OVS_PACKET_CMD_ACTION, /* OVS_ACTION_ATTR_USERSPACE action. */
/* User commands. */
- ODP_PACKET_CMD_EXECUTE /* Apply actions to a packet. */
+ OVS_PACKET_CMD_EXECUTE /* Apply actions to a packet. */
};
/**
- * enum odp_packet_attr - attributes for %ODP_PACKET_* commands.
- * @ODP_PACKET_ATTR_PACKET: Present for all notifications. Contains the entire
+ * enum ovs_packet_attr - attributes for %OVS_PACKET_* commands.
+ * @OVS_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 %ODP_ACTION_ATTR_CONTROLLER, but %ODP_PACKET_ATTR_KEY is
+ * %OVS_PACKET_CMD_ACTION, %OVS_PACKET_ATTR_PACKET reflects changes made by
+ * actions preceding %OVS_ACTION_ATTR_USERSPACE, but %OVS_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
+ * @OVS_PACKET_ATTR_KEY: Present for all notifications. Contains the flow key
+ * extracted from the packet as nested %OVS_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 %ODP_ACTION_ATTR_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 %ODP_ACTION_ATTR_*
- * attributes.
+ * @OVS_PACKET_ATTR_ACTIONS: Contains actions for the packet. Used
+ * for %OVS_PACKET_CMD_EXECUTE. It has nested %OVS_ACTION_ATTR_* attributes.
+ * @OVS_PACKET_ATTR_USERDATA: Present for an %OVS_PACKET_CMD_ACTION
+ * notification if the %OVS_ACTION_ATTR_USERSPACE action specified an
+ * %OVS_USERSPACE_ATTR_USERDATA attribute.
*
- * These attributes follow the &struct odp_header within the Generic Netlink
- * payload for %ODP_PACKET_* commands.
+ * These attributes follow the &struct ovs_header within the Generic Netlink
+ * payload for %OVS_PACKET_* commands.
*/
-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, /* u64 ODP_ACTION_ATTR_CONTROLLER arg. */
- ODP_PACKET_ATTR_SAMPLE_POOL, /* # sampling candidate packets so far. */
- ODP_PACKET_ATTR_ACTIONS, /* Nested ODP_ACTION_ATTR_* attributes. */
- __ODP_PACKET_ATTR_MAX
+enum ovs_packet_attr {
+ OVS_PACKET_ATTR_UNSPEC,
+ OVS_PACKET_ATTR_PACKET, /* Packet data. */
+ OVS_PACKET_ATTR_KEY, /* Nested OVS_KEY_ATTR_* attributes. */
+ OVS_PACKET_ATTR_ACTIONS, /* Nested OVS_ACTION_ATTR_* attributes. */
+ OVS_PACKET_ATTR_USERDATA, /* u64 OVS_ACTION_ATTR_USERSPACE arg. */
+ __OVS_PACKET_ATTR_MAX
};
-#define ODP_PACKET_ATTR_MAX (__ODP_PACKET_ATTR_MAX - 1)
+#define OVS_PACKET_ATTR_MAX (__OVS_PACKET_ATTR_MAX - 1)
\f
-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
+enum ovs_vport_type {
+ OVS_VPORT_TYPE_UNSPEC,
+ OVS_VPORT_TYPE_NETDEV, /* network device */
+ OVS_VPORT_TYPE_INTERNAL, /* network device implemented by datapath */
+ OVS_VPORT_TYPE_PATCH, /* virtual tunnel connecting two vports */
+ OVS_VPORT_TYPE_GRE, /* GRE tunnel */
+ OVS_VPORT_TYPE_CAPWAP, /* CAPWAP tunnel */
+ __OVS_VPORT_TYPE_MAX
};
-#define ODP_VPORT_TYPE_MAX (__ODP_VPORT_TYPE_MAX - 1)
+#define OVS_VPORT_TYPE_MAX (__OVS_VPORT_TYPE_MAX - 1)
\f
-#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
+#define OVS_VPORT_FAMILY "ovs_vport"
+#define OVS_VPORT_MCGROUP "ovs_vport"
+
+enum ovs_vport_cmd {
+ OVS_VPORT_CMD_UNSPEC,
+ OVS_VPORT_CMD_NEW,
+ OVS_VPORT_CMD_DEL,
+ OVS_VPORT_CMD_GET,
+ OVS_VPORT_CMD_SET
};
/**
- * 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
+ * enum ovs_vport_attr - attributes for %OVS_VPORT_* commands.
+ * @OVS_VPORT_ATTR_PORT_NO: 32-bit port number within datapath.
+ * @OVS_VPORT_ATTR_TYPE: 32-bit %OVS_VPORT_TYPE_* constant describing the type
* of vport.
- * @ODP_VPORT_ATTR_NAME: Name of vport. For a vport based on a network device
+ * @OVS_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
+ * @OVS_VPORT_ATTR_UPCALL_PID: The Netlink socket in userspace that
+ * OVS_PACKET_CMD_MISS upcalls will be directed to for packets received on
+ * this port. A value of zero indicates that upcalls should not be sent.
+ * @OVS_VPORT_ATTR_STATS: A &struct ovs_vport_stats 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. Omitted if the vport does not have
- * an MTU as, e.g., some tunnels do not.
- * @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.
+ * @OVS_VPORT_ATTR_ADDRESS: A 6-byte Ethernet address for the vport.
*
- * 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.
+ * These attributes follow the &struct ovs_header within the Generic Netlink
+ * payload for %OVS_VPORT_* commands.
*
- * 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
+ * For %OVS_VPORT_CMD_NEW requests, the %OVS_VPORT_ATTR_TYPE and
+ * %OVS_VPORT_ATTR_NAME attributes are required. %OVS_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.
+ * Whether %OVS_VPORT_ATTR_OPTIONS is required or optional depends on the type
+ * of vport. %OVS_VPORT_ATTR_STATS and %OVS_VPORT_ATTR_ADDRESS are optional,
+ * and other attributes are ignored.
*
- * For other requests, if %ODP_VPORT_ATTR_NAME is specified then it is used to
+ * For other requests, if %OVS_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.
+ * ovs_header plus %OVS_VPORT_ATTR_PORT_NO determine the vport.
*/
-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
+enum ovs_vport_attr {
+ OVS_VPORT_ATTR_UNSPEC,
+ OVS_VPORT_ATTR_PORT_NO, /* port number within datapath */
+ OVS_VPORT_ATTR_TYPE, /* 32-bit OVS_VPORT_TYPE_* constant. */
+ OVS_VPORT_ATTR_NAME, /* string name, up to IFNAMSIZ bytes long */
+ OVS_VPORT_ATTR_UPCALL_PID, /* Netlink PID to receive upcalls */
+ OVS_VPORT_ATTR_STATS, /* struct ovs_vport_stats */
+ OVS_VPORT_ATTR_ADDRESS, /* hardware address */
+ OVS_VPORT_ATTR_OPTIONS, /* nested attributes, varies by vport type */
+ __OVS_VPORT_ATTR_MAX
};
-#define ODP_VPORT_ATTR_MAX (__ODP_VPORT_ATTR_MAX - 1)
+#define OVS_VPORT_ATTR_MAX (__OVS_VPORT_ATTR_MAX - 1)
-/* ODP_VPORT_ATTR_OPTIONS attributes for patch vports. */
+/* OVS_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
+ OVS_PATCH_ATTR_UNSPEC,
+ OVS_PATCH_ATTR_PEER, /* name of peer vport, as a string */
+ __OVS_PATCH_ATTR_MAX
};
-#define ODP_PATCH_ATTR_MAX (__ODP_PATCH_ATTR_MAX - 1)
+#define OVS_PATCH_ATTR_MAX (__OVS_PATCH_ATTR_MAX - 1)
\f
/* Flows. */
-#define ODP_FLOW_FAMILY "odp_flow"
-#define ODP_FLOW_MCGROUP "odp_flow"
+#define OVS_FLOW_FAMILY "ovs_flow"
+#define OVS_FLOW_MCGROUP "ovs_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
+enum ovs_flow_cmd {
+ OVS_FLOW_CMD_UNSPEC,
+ OVS_FLOW_CMD_NEW,
+ OVS_FLOW_CMD_DEL,
+ OVS_FLOW_CMD_GET,
+ OVS_FLOW_CMD_SET
};
-struct odp_flow_stats {
+struct ovs_flow_stats {
uint64_t n_packets; /* Number of matched packets. */
uint64_t n_bytes; /* Number of matched bytes. */
};
-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_IPV6, /* struct odp_key_ipv6 */
- 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_ICMPV6, /* struct odp_key_icmpv6 */
- ODP_KEY_ATTR_ARP, /* struct odp_key_arp */
- ODP_KEY_ATTR_ND, /* struct odp_key_nd */
- __ODP_KEY_ATTR_MAX
+enum ovs_key_attr {
+ OVS_KEY_ATTR_UNSPEC,
+ OVS_KEY_ATTR_TUN_ID, /* 64-bit tunnel ID */
+ OVS_KEY_ATTR_IN_PORT, /* 32-bit OVS dp port number */
+ OVS_KEY_ATTR_ETHERNET, /* struct ovs_key_ethernet */
+ OVS_KEY_ATTR_8021Q, /* struct ovs_key_8021q */
+ OVS_KEY_ATTR_ETHERTYPE, /* 16-bit Ethernet type */
+ OVS_KEY_ATTR_IPV4, /* struct ovs_key_ipv4 */
+ OVS_KEY_ATTR_IPV6, /* struct ovs_key_ipv6 */
+ OVS_KEY_ATTR_TCP, /* struct ovs_key_tcp */
+ OVS_KEY_ATTR_UDP, /* struct ovs_key_udp */
+ OVS_KEY_ATTR_ICMP, /* struct ovs_key_icmp */
+ OVS_KEY_ATTR_ICMPV6, /* struct ovs_key_icmpv6 */
+ OVS_KEY_ATTR_ARP, /* struct ovs_key_arp */
+ OVS_KEY_ATTR_ND, /* struct ovs_key_nd */
+ __OVS_KEY_ATTR_MAX
};
-#define ODP_KEY_ATTR_MAX (__ODP_KEY_ATTR_MAX - 1)
+#define OVS_KEY_ATTR_MAX (__OVS_KEY_ATTR_MAX - 1)
-struct odp_key_ethernet {
+struct ovs_key_ethernet {
uint8_t eth_src[6];
uint8_t eth_dst[6];
};
-struct odp_key_8021q {
+struct ovs_key_8021q {
ovs_be16 q_tpid;
ovs_be16 q_tci;
};
-struct odp_key_ipv4 {
+struct ovs_key_ipv4 {
ovs_be32 ipv4_src;
ovs_be32 ipv4_dst;
uint8_t ipv4_proto;
uint8_t ipv4_tos;
};
-struct odp_key_ipv6 {
+struct ovs_key_ipv6 {
ovs_be32 ipv6_src[4];
ovs_be32 ipv6_dst[4];
uint8_t ipv6_proto;
uint8_t ipv6_tos;
};
-struct odp_key_tcp {
+struct ovs_key_tcp {
ovs_be16 tcp_src;
ovs_be16 tcp_dst;
};
-struct odp_key_udp {
+struct ovs_key_udp {
ovs_be16 udp_src;
ovs_be16 udp_dst;
};
-struct odp_key_icmp {
+struct ovs_key_icmp {
uint8_t icmp_type;
uint8_t icmp_code;
};
-struct odp_key_icmpv6 {
+struct ovs_key_icmpv6 {
uint8_t icmpv6_type;
uint8_t icmpv6_code;
};
-struct odp_key_arp {
+struct ovs_key_arp {
ovs_be32 arp_sip;
ovs_be32 arp_tip;
ovs_be16 arp_op;
uint8_t arp_tha[6];
};
-struct odp_key_nd {
+struct ovs_key_nd {
uint32_t nd_target[4];
uint8_t nd_sll[6];
uint8_t nd_tll[6];
};
/**
- * enum odp_flow_attr - attributes for %ODP_FLOW_* commands.
- * @ODP_FLOW_ATTR_KEY: Nested %ODP_KEY_ATTR_* attributes specifying the flow
+ * enum ovs_flow_attr - attributes for %OVS_FLOW_* commands.
+ * @OVS_FLOW_ATTR_KEY: Nested %OVS_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
+ * @OVS_FLOW_ATTR_ACTIONS: Nested %OVS_ACTION_ATTR_* attributes specifying
+ * the actions to take for packets that match the key. Always present in
+ * notifications. Required for %OVS_FLOW_CMD_NEW requests, optional
+ * @OVS_FLOW_ATTR_STATS: &struct ovs_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
+ * @OVS_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
+ * @OVS_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
+ * @OVS_FLOW_ATTR_CLEAR: If present in a %OVS_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.
*
- * These attributes follow the &struct odp_header within the Generic Netlink
- * payload for %ODP_FLOW_* commands.
+ * These attributes follow the &struct ovs_header within the Generic Netlink
+ * payload for %OVS_FLOW_* commands.
+ */
+enum ovs_flow_attr {
+ OVS_FLOW_ATTR_UNSPEC,
+ OVS_FLOW_ATTR_KEY, /* Sequence of OVS_KEY_ATTR_* attributes. */
+ OVS_FLOW_ATTR_ACTIONS, /* Nested OVS_ACTION_ATTR_* attributes. */
+ OVS_FLOW_ATTR_STATS, /* struct ovs_flow_stats. */
+ OVS_FLOW_ATTR_TCP_FLAGS, /* 8-bit OR'd TCP flags. */
+ OVS_FLOW_ATTR_USED, /* u64 msecs last used in monotonic time. */
+ OVS_FLOW_ATTR_CLEAR, /* Flag to clear stats, tcp_flags, used. */
+ __OVS_FLOW_ATTR_MAX
+};
+
+#define OVS_FLOW_ATTR_MAX (__OVS_FLOW_ATTR_MAX - 1)
+
+/**
+ * enum ovs_sample_attr - Attributes for %OVS_ACTION_ATTR_SAMPLE action.
+ * @OVS_SAMPLE_ATTR_PROBABILITY: 32-bit fraction of packets to sample with
+ * @OVS_ACTION_ATTR_SAMPLE. A value of 0 samples no packets, a value of
+ * %UINT32_MAX samples all packets and intermediate values sample intermediate
+ * fractions of packets.
+ * @OVS_SAMPLE_ATTR_ACTIONS: Set of actions to execute in sampling event.
+ * Actions are passed as nested attributes.
+ *
+ * Executes the specified actions with the given probability on a per-packet
+ * basis.
+ */
+enum ovs_sample_attr {
+ OVS_SAMPLE_ATTR_UNSPEC,
+ OVS_SAMPLE_ATTR_PROBABILITY, /* u32 number */
+ OVS_SAMPLE_ATTR_ACTIONS, /* Nested OVS_ACTION_ATTR_* attributes. */
+ __OVS_SAMPLE_ATTR_MAX,
+};
+
+#define OVS_SAMPLE_ATTR_MAX (__OVS_SAMPLE_ATTR_MAX - 1)
+
+/**
+ * enum ovs_userspace_attr - Attributes for %OVS_ACTION_ATTR_USERSPACE action.
+ * @OVS_USERSPACE_ATTR_PID: u32 Netlink PID to which the %OVS_PACKET_CMD_ACTION
+ * message should be sent. Required.
+ * @OVS_USERSPACE_ATTR_USERDATA: If present, its u64 argument is copied to the
+ * %OVS_PACKET_CMD_ACTION message as %OVS_PACKET_ATTR_USERDATA,
*/
-enum odp_flow_attr {
- ODP_FLOW_ATTR_UNSPEC,
- ODP_FLOW_ATTR_KEY, /* Sequence of ODP_KEY_ATTR_* attributes. */
- ODP_FLOW_ATTR_ACTIONS, /* Nested ODP_ACTION_ATTR_* 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
+enum ovs_userspace_attr {
+ OVS_USERSPACE_ATTR_UNSPEC,
+ OVS_USERSPACE_ATTR_PID, /* u32 Netlink PID to receive upcalls. */
+ OVS_USERSPACE_ATTR_USERDATA, /* u64 optional user-specified cookie. */
+ __OVS_USERSPACE_ATTR_MAX
};
-#define ODP_FLOW_ATTR_MAX (__ODP_FLOW_ATTR_MAX - 1)
+#define OVS_USERSPACE_ATTR_MAX (__OVS_USERSPACE_ATTR_MAX - 1)
/* Action types. */
-enum odp_action_type {
- ODP_ACTION_ATTR_UNSPEC,
- ODP_ACTION_ATTR_OUTPUT, /* Output to switch port. */
- ODP_ACTION_ATTR_CONTROLLER, /* Send copy to controller. */
- ODP_ACTION_ATTR_SET_DL_TCI, /* Set the 802.1q TCI value. */
- ODP_ACTION_ATTR_STRIP_VLAN, /* Strip the 802.1q header. */
- ODP_ACTION_ATTR_SET_DL_SRC, /* Ethernet source address. */
- ODP_ACTION_ATTR_SET_DL_DST, /* Ethernet destination address. */
- ODP_ACTION_ATTR_SET_NW_SRC, /* IPv4 source address. */
- ODP_ACTION_ATTR_SET_NW_DST, /* IPv4 destination address. */
- ODP_ACTION_ATTR_SET_NW_TOS, /* IP ToS/DSCP field (6 bits). */
- ODP_ACTION_ATTR_SET_TP_SRC, /* TCP/UDP source port. */
- ODP_ACTION_ATTR_SET_TP_DST, /* TCP/UDP destination port. */
- ODP_ACTION_ATTR_SET_TUNNEL, /* Set the encapsulating tunnel ID. */
- ODP_ACTION_ATTR_SET_PRIORITY, /* Set skb->priority. */
- ODP_ACTION_ATTR_POP_PRIORITY, /* Restore original skb->priority. */
- ODP_ACTION_ATTR_DROP_SPOOFED_ARP, /* Drop ARPs with spoofed source MAC. */
- __ODP_ACTION_ATTR_MAX
+enum ovs_action_attr {
+ OVS_ACTION_ATTR_UNSPEC,
+ OVS_ACTION_ATTR_OUTPUT, /* Output to switch port. */
+ OVS_ACTION_ATTR_USERSPACE, /* Nested OVS_USERSPACE_ATTR_*. */
+ OVS_ACTION_ATTR_PUSH_VLAN, /* Set the 802.1q TCI value. */
+ OVS_ACTION_ATTR_POP_VLAN, /* Strip the 802.1q header. */
+ OVS_ACTION_ATTR_SET_DL_SRC, /* Ethernet source address. */
+ OVS_ACTION_ATTR_SET_DL_DST, /* Ethernet destination address. */
+ OVS_ACTION_ATTR_SET_NW_SRC, /* IPv4 source address. */
+ OVS_ACTION_ATTR_SET_NW_DST, /* IPv4 destination address. */
+ OVS_ACTION_ATTR_SET_NW_TOS, /* IP ToS/DSCP field (6 bits). */
+ OVS_ACTION_ATTR_SET_TP_SRC, /* TCP/UDP source port. */
+ OVS_ACTION_ATTR_SET_TP_DST, /* TCP/UDP destination port. */
+ OVS_ACTION_ATTR_SET_TUNNEL, /* Set the encapsulating tunnel ID. */
+ OVS_ACTION_ATTR_SET_PRIORITY, /* Set skb->priority. */
+ OVS_ACTION_ATTR_POP_PRIORITY, /* Restore original skb->priority. */
+ OVS_ACTION_ATTR_SAMPLE, /* Nested OVS_SAMPLE_ATTR_*. */
+ __OVS_ACTION_ATTR_MAX
};
-#define ODP_ACTION_ATTR_MAX (__ODP_ACTION_ATTR_MAX - 1)
+#define OVS_ACTION_ATTR_MAX (__OVS_ACTION_ATTR_MAX - 1)
#endif /* openvswitch/datapath-protocol.h */