#include <rte_esp.h>
#include <rte_higig.h>
#include <rte_ecpri.h>
+#include <rte_bitops.h>
#include <rte_mbuf.h>
#include <rte_mbuf_dyn.h>
* See struct rte_flow_item_geneve_opt
*/
RTE_FLOW_ITEM_TYPE_GENEVE_OPT,
+
+ /**
+ * [META]
+ *
+ * Matches on packet integrity.
+ * For some devices application needs to enable integration checks in HW
+ * before using this item.
+ *
+ * @see struct rte_flow_item_integrity.
+ */
+ RTE_FLOW_ITEM_TYPE_INTEGRITY,
+
+ /**
+ * [META]
+ *
+ * Matches conntrack state.
+ *
+ * @see struct rte_flow_item_conntrack.
+ */
+ RTE_FLOW_ITEM_TYPE_CONNTRACK,
};
/**
};
#endif
+struct rte_flow_item_integrity {
+ /**< Tunnel encapsulation level the item should apply to.
+ * @see rte_flow_action_rss
+ */
+ uint32_t level;
+ RTE_STD_C11
+ union {
+ __extension__
+ struct {
+ /**< The packet is valid after passing all HW checks. */
+ uint64_t packet_ok:1;
+ /**< L2 layer is valid after passing all HW checks. */
+ uint64_t l2_ok:1;
+ /**< L3 layer is valid after passing all HW checks. */
+ uint64_t l3_ok:1;
+ /**< L4 layer is valid after passing all HW checks. */
+ uint64_t l4_ok:1;
+ /**< L2 layer CRC is valid. */
+ uint64_t l2_crc_ok:1;
+ /**< IPv4 layer checksum is valid. */
+ uint64_t ipv4_csum_ok:1;
+ /**< L4 layer checksum is valid. */
+ uint64_t l4_csum_ok:1;
+ /**< The l3 length is smaller than the frame length. */
+ uint64_t l3_len_ok:1;
+ uint64_t reserved:56;
+ };
+ uint64_t value;
+ };
+};
+
+#ifndef __cplusplus
+static const struct rte_flow_item_integrity
+rte_flow_item_integrity_mask = {
+ .level = 0,
+ .value = 0,
+};
+#endif
+
+/**
+ * The packet is valid after conntrack checking.
+ */
+#define RTE_FLOW_CONNTRACK_PKT_STATE_VALID RTE_BIT32(0)
+/**
+ * The state of the connection is changed.
+ */
+#define RTE_FLOW_CONNTRACK_PKT_STATE_CHANGED RTE_BIT32(1)
+/**
+ * Error is detected on this packet for this connection and
+ * an invalid state is set.
+ */
+#define RTE_FLOW_CONNTRACK_PKT_STATE_INVALID RTE_BIT32(2)
+/**
+ * The HW connection tracking module is disabled.
+ * It can be due to application command or an invalid state.
+ */
+#define RTE_FLOW_CONNTRACK_PKT_STATE_DISABLED RTE_BIT32(3)
+/**
+ * The packet contains some bad field(s) and cannot continue
+ * with the conntrack module checking.
+ */
+#define RTE_FLOW_CONNTRACK_PKT_STATE_BAD RTE_BIT32(4)
+
+/**
+ * @warning
+ * @b EXPERIMENTAL: this structure may change without prior notice
+ *
+ * RTE_FLOW_ITEM_TYPE_CONNTRACK
+ *
+ * Matches the state of a packet after it passed the connection tracking
+ * examination. The state is a bitmap of one RTE_FLOW_CONNTRACK_PKT_STATE*
+ * or a reasonable combination of these bits.
+ */
+struct rte_flow_item_conntrack {
+ uint32_t flags;
+};
+
+/** Default mask for RTE_FLOW_ITEM_TYPE_CONNTRACK. */
+#ifndef __cplusplus
+static const struct rte_flow_item_conntrack rte_flow_item_conntrack_mask = {
+ .flags = 0xffffffff,
+};
+#endif
+
/**
* Matching pattern item definition.
*
* Enables counters for this flow rule.
*
* These counters can be retrieved and reset through rte_flow_query() or
- * rte_flow_shared_action_query() if the action provided via handle,
+ * rte_flow_action_handle_query() if the action provided via handle,
* see struct rte_flow_query_count.
*
* See struct rte_flow_action_count.
RTE_FLOW_ACTION_TYPE_SAMPLE,
/**
+ * @deprecated
+ * @see RTE_FLOW_ACTION_TYPE_INDIRECT
+ *
* Describe action shared across multiple flow rules.
*
* Allow multiple rules reference the same action by handle (see
* See struct rte_flow_action_modify_field.
*/
RTE_FLOW_ACTION_TYPE_MODIFY_FIELD,
+
+ /**
+ * An action handle is referenced in a rule through an indirect action.
+ *
+ * The same action handle may be used in multiple rules for the same
+ * or different ethdev ports.
+ */
+ RTE_FLOW_ACTION_TYPE_INDIRECT,
+
+ /**
+ * [META]
+ *
+ * Enable tracking a TCP connection state.
+ *
+ * @see struct rte_flow_action_conntrack.
+ */
+ RTE_FLOW_ACTION_TYPE_CONNTRACK,
};
/**
* ``struct rte_flow_query_count``.
*
* @deprecated Shared attribute is deprecated, use generic
- * RTE_FLOW_ACTION_TYPE_SHARED action.
+ * RTE_FLOW_ACTION_TYPE_INDIRECT action.
*
* The shared flag indicates whether the counter is unique to the flow rule the
* action is specified with, or whether it is a shared counter.
};
/**
- * RTE_FLOW_ACTION_TYPE_SHARED
+ * @warning
+ * @b EXPERIMENTAL: this structure may change without prior notice
+ *
+ * RTE_FLOW_ACTION_TYPE_INDIRECT
+ *
+ * Opaque type returned after successfully creating an indirect action object.
+ * The definition of the object handle is different per driver or
+ * per direct action type.
+ *
+ * This handle can be used to manage and query the related direct action:
+ * - referenced in single flow rule or across multiple flow rules
+ * over multiple ports
+ * - update action object configuration
+ * - query action object data
+ * - destroy action object
+ */
+struct rte_flow_action_handle;
+
+/**
+ * The state of a TCP connection.
+ */
+enum rte_flow_conntrack_state {
+ /** SYN-ACK packet was seen. */
+ RTE_FLOW_CONNTRACK_STATE_SYN_RECV,
+ /** 3-way handshake was done. */
+ RTE_FLOW_CONNTRACK_STATE_ESTABLISHED,
+ /** First FIN packet was received to close the connection. */
+ RTE_FLOW_CONNTRACK_STATE_FIN_WAIT,
+ /** First FIN was ACKed. */
+ RTE_FLOW_CONNTRACK_STATE_CLOSE_WAIT,
+ /** Second FIN was received, waiting for the last ACK. */
+ RTE_FLOW_CONNTRACK_STATE_LAST_ACK,
+ /** Second FIN was ACKed, connection was closed. */
+ RTE_FLOW_CONNTRACK_STATE_TIME_WAIT,
+};
+
+/**
+ * The last passed TCP packet flags of a connection.
+ */
+enum rte_flow_conntrack_tcp_last_index {
+ RTE_FLOW_CONNTRACK_FLAG_NONE = 0, /**< No Flag. */
+ RTE_FLOW_CONNTRACK_FLAG_SYN = RTE_BIT32(0), /**< With SYN flag. */
+ RTE_FLOW_CONNTRACK_FLAG_SYNACK = RTE_BIT32(1), /**< With SYNACK flag. */
+ RTE_FLOW_CONNTRACK_FLAG_FIN = RTE_BIT32(2), /**< With FIN flag. */
+ RTE_FLOW_CONNTRACK_FLAG_ACK = RTE_BIT32(3), /**< With ACK flag. */
+ RTE_FLOW_CONNTRACK_FLAG_RST = RTE_BIT32(4), /**< With RST flag. */
+};
+
+/**
+ * @warning
+ * @b EXPERIMENTAL: this structure may change without prior notice
+ *
+ * Configuration parameters for each direction of a TCP connection.
+ * All fields should be in host byte order.
+ * If needed, driver should convert all fields to network byte order
+ * if HW needs them in that way.
+ */
+struct rte_flow_tcp_dir_param {
+ /** TCP window scaling factor, 0xF to disable. */
+ uint32_t scale:4;
+ /** The FIN was sent by this direction. */
+ uint32_t close_initiated:1;
+ /** An ACK packet has been received by this side. */
+ uint32_t last_ack_seen:1;
+ /**
+ * If set, it indicates that there is unacknowledged data for the
+ * packets sent from this direction.
+ */
+ uint32_t data_unacked:1;
+ /**
+ * Maximal value of sequence + payload length in sent
+ * packets (next ACK from the opposite direction).
+ */
+ uint32_t sent_end;
+ /**
+ * Maximal value of (ACK + window size) in received packet + length
+ * over sent packet (maximal sequence could be sent).
+ */
+ uint32_t reply_end;
+ /** Maximal value of actual window size in sent packets. */
+ uint32_t max_win;
+ /** Maximal value of ACK in sent packets. */
+ uint32_t max_ack;
+};
+
+/**
+ * @warning
+ * @b EXPERIMENTAL: this structure may change without prior notice
*
- * Opaque type returned after successfully creating a shared action.
+ * RTE_FLOW_ACTION_TYPE_CONNTRACK
*
- * This handle can be used to manage and query the related action:
- * - share it across multiple flow rules
- * - update action configuration
- * - query action data
- * - destroy action
+ * Configuration and initial state for the connection tracking module.
+ * This structure could be used for both setting and query.
+ * All fields should be in host byte order.
*/
-struct rte_flow_shared_action;
+struct rte_flow_action_conntrack {
+ /** The peer port number, can be the same port. */
+ uint16_t peer_port;
+ /**
+ * Direction of this connection when creating a flow rule, the
+ * value only affects the creation of subsequent flow rules.
+ */
+ uint32_t is_original_dir:1;
+ /**
+ * Enable / disable the conntrack HW module. When disabled, the
+ * result will always be RTE_FLOW_CONNTRACK_FLAG_DISABLED.
+ * In this state the HW will act as passthrough.
+ * It only affects this conntrack object in the HW without any effect
+ * to the other objects.
+ */
+ uint32_t enable:1;
+ /** At least one ack was seen after the connection was established. */
+ uint32_t live_connection:1;
+ /** Enable selective ACK on this connection. */
+ uint32_t selective_ack:1;
+ /** A challenge ack has passed. */
+ uint32_t challenge_ack_passed:1;
+ /**
+ * 1: The last packet is seen from the original direction.
+ * 0: The last packet is seen from the reply direction.
+ */
+ uint32_t last_direction:1;
+ /** No TCP check will be done except the state change. */
+ uint32_t liberal_mode:1;
+ /**<The current state of this connection. */
+ enum rte_flow_conntrack_state state;
+ /** Scaling factor for maximal allowed ACK window. */
+ uint8_t max_ack_window;
+ /** Maximal allowed number of retransmission times. */
+ uint8_t retransmission_limit;
+ /** TCP parameters of the original direction. */
+ struct rte_flow_tcp_dir_param original_dir;
+ /** TCP parameters of the reply direction. */
+ struct rte_flow_tcp_dir_param reply_dir;
+ /** The window value of the last packet passed this conntrack. */
+ uint16_t last_window;
+ enum rte_flow_conntrack_tcp_last_index last_index;
+ /** The sequence of the last packet passed this conntrack. */
+ uint32_t last_seq;
+ /** The acknowledgment of the last packet passed this conntrack. */
+ uint32_t last_ack;
+ /**
+ * The total value ACK + payload length of the last packet
+ * passed this conntrack.
+ */
+ uint32_t last_end;
+};
+
+/**
+ * RTE_FLOW_ACTION_TYPE_CONNTRACK
+ *
+ * Wrapper structure for the context update interface.
+ * Ports cannot support updating, and the only valid solution is to
+ * destroy the old context and create a new one instead.
+ */
+struct rte_flow_modify_conntrack {
+ /** New connection tracking parameters to be updated. */
+ struct rte_flow_action_conntrack new_ct;
+ /** The direction field will be updated. */
+ uint32_t direction:1;
+ /** All the other fields except direction will be updated. */
+ uint32_t state:1;
+ /** Reserved bits for the future usage. */
+ uint32_t reserved:30;
+};
/**
* Field IDs for MODIFY_FIELD action.
uint32_t nb_contexts, struct rte_flow_error *error);
/**
- * Specify shared action configuration
+ * Specify indirect action object configuration
*/
-struct rte_flow_shared_action_conf {
+struct rte_flow_indir_action_conf {
/**
- * Flow direction for shared action configuration.
+ * Flow direction for the indirect action configuration.
*
- * Shared action should be valid at least for one flow direction,
+ * Action should be valid at least for one flow direction,
* otherwise it is invalid for both ingress and egress rules.
*/
uint32_t ingress:1;
/**< Action valid for rules applied to ingress traffic. */
uint32_t egress:1;
/**< Action valid for rules applied to egress traffic. */
-
/**
* When set to 1, indicates that the action is valid for
* transfer traffic; otherwise, for non-transfer traffic.
- *
- * See struct rte_flow_attr.
*/
uint32_t transfer:1;
};
* @warning
* @b EXPERIMENTAL: this API may change without prior notice.
*
- * Create shared action for reuse in multiple flow rules.
- * The created shared action has single state and configuration
- * across all flow rules using it.
+ * Create an indirect action object that can be used in flow rules
+ * via its handle.
+ * The created object handle has single state and configuration
+ * across all the flow rules using it.
*
* @param[in] port_id
* The port identifier of the Ethernet device.
* @param[in] conf
- * Shared action configuration.
+ * Action configuration for the indirect action object creation.
* @param[in] action
- * Action configuration for shared action creation.
+ * Specific configuration of the indirect action object.
* @param[out] error
* Perform verbose error reporting if not NULL. PMDs initialize this
* structure in case of error only.
* - (ENOTSUP) if *action* valid but unsupported.
*/
__rte_experimental
-struct rte_flow_shared_action *
-rte_flow_shared_action_create(uint16_t port_id,
- const struct rte_flow_shared_action_conf *conf,
+struct rte_flow_action_handle *
+rte_flow_action_handle_create(uint16_t port_id,
+ const struct rte_flow_indir_action_conf *conf,
const struct rte_flow_action *action,
struct rte_flow_error *error);
* @warning
* @b EXPERIMENTAL: this API may change without prior notice.
*
- * Destroy the shared action by handle.
+ * Destroy indirect action by handle.
*
* @param[in] port_id
* The port identifier of the Ethernet device.
- * @param[in] action
- * Handle for the shared action to be destroyed.
+ * @param[in] handle
+ * Handle for the indirect action object to be destroyed.
* @param[out] error
* Perform verbose error reporting if not NULL. PMDs initialize this
* structure in case of error only.
*/
__rte_experimental
int
-rte_flow_shared_action_destroy(uint16_t port_id,
- struct rte_flow_shared_action *action,
+rte_flow_action_handle_destroy(uint16_t port_id,
+ struct rte_flow_action_handle *handle,
struct rte_flow_error *error);
/**
* @warning
* @b EXPERIMENTAL: this API may change without prior notice.
*
- * Update in-place the shared action configuration pointed by *action* handle
- * with the configuration provided as *update* argument.
- * The update of the shared action configuration effects all flow rules reusing
- * the action via handle.
+ * Update in-place the action configuration and / or state pointed
+ * by action *handle* with the configuration provided as *update* argument.
+ * The update of the action configuration effects all flow rules reusing
+ * the action via *handle*.
+ * The update general pointer provides the ability of partial updating.
*
* @param[in] port_id
* The port identifier of the Ethernet device.
- * @param[in] action
- * Handle for the shared action to be updated.
+ * @param[in] handle
+ * Handle for the indirect action object to be updated.
* @param[in] update
- * Action specification used to modify the action pointed by handle.
- * *update* should be of same type with the action pointed by the *action*
- * handle argument, otherwise considered as invalid.
+ * Update profile specification used to modify the action pointed by handle.
+ * *update* could be with the same type of the immediate action corresponding
+ * to the *handle* argument when creating, or a wrapper structure includes
+ * action configuration to be updated and bit fields to indicate the member
+ * of fields inside the action to update.
* @param[out] error
* Perform verbose error reporting if not NULL. PMDs initialize this
* structure in case of error only.
* - (-EIO) if underlying device is removed.
* - (-EINVAL) if *update* invalid.
* - (-ENOTSUP) if *update* valid but unsupported.
- * - (-ENOENT) if action pointed by *ctx* was not found.
+ * - (-ENOENT) if indirect action object pointed by *handle* was not found.
* rte_errno is also set.
*/
__rte_experimental
int
-rte_flow_shared_action_update(uint16_t port_id,
- struct rte_flow_shared_action *action,
- const struct rte_flow_action *update,
+rte_flow_action_handle_update(uint16_t port_id,
+ struct rte_flow_action_handle *handle,
+ const void *update,
struct rte_flow_error *error);
/**
* @warning
* @b EXPERIMENTAL: this API may change without prior notice.
*
- * Query the shared action by handle.
+ * Query the direct action by corresponding indirect action object handle.
*
* Retrieve action-specific data such as counters.
* Data is gathered by special action which may be present/referenced in
* more than one flow rule definition.
*
- * \see RTE_FLOW_ACTION_TYPE_COUNT
+ * @see RTE_FLOW_ACTION_TYPE_COUNT
*
* @param port_id
* Port identifier of Ethernet device.
- * @param[in] action
- * Handle for the shared action to query.
+ * @param[in] handle
+ * Handle for the action object to query.
* @param[in, out] data
* Pointer to storage for the associated query data type.
* @param[out] error
*/
__rte_experimental
int
-rte_flow_shared_action_query(uint16_t port_id,
- const struct rte_flow_shared_action *action,
- void *data,
- struct rte_flow_error *error);
+rte_flow_action_handle_query(uint16_t port_id,
+ const struct rte_flow_action_handle *handle,
+ void *data, struct rte_flow_error *error);
/* Tunnel has a type and the key information. */
struct rte_flow_tunnel {
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