* See struct rte_flow_item_fuzzy.
*/
RTE_FLOW_ITEM_TYPE_FUZZY,
+
+ /**
+ * Matches a GTP header.
+ *
+ * Configure flow for GTP packets.
+ *
+ * See struct rte_flow_item_gtp.
+ */
+ RTE_FLOW_ITEM_TYPE_GTP,
+
+ /**
+ * Matches a GTP header.
+ *
+ * Configure flow for GTP-C packets.
+ *
+ * See struct rte_flow_item_gtp.
+ */
+ RTE_FLOW_ITEM_TYPE_GTPC,
+
+ /**
+ * Matches a GTP header.
+ *
+ * Configure flow for GTP-U packets.
+ *
+ * See struct rte_flow_item_gtp.
+ */
+ RTE_FLOW_ITEM_TYPE_GTPU,
};
/**
* Matching accuracy level can be configure by threshold.
* Driver can divide the range of threshold and map to different
* accuracy levels that device support.
+ *
+ * Threshold 0 means perfect match (no fuzziness), while threshold
+ * 0xffffffff means fuzziest match.
*/
struct rte_flow_item_fuzzy {
- uint32_t thresh; /**< Accuracy threshold*/
+ uint32_t thresh; /**< Accuracy threshold. */
};
/** Default mask for RTE_FLOW_ITEM_TYPE_FUZZY. */
};
#endif
+/**
+ * RTE_FLOW_ITEM_TYPE_GTP.
+ *
+ * Matches a GTPv1 header.
+ */
+struct rte_flow_item_gtp {
+ /**
+ * Version (3b), protocol type (1b), reserved (1b),
+ * Extension header flag (1b),
+ * Sequence number flag (1b),
+ * N-PDU number flag (1b).
+ */
+ uint8_t v_pt_rsv_flags;
+ uint8_t msg_type; /**< Message type. */
+ rte_be16_t msg_len; /**< Message length. */
+ rte_be32_t teid; /**< Tunnel endpoint identifier. */
+};
+
+/** Default mask for RTE_FLOW_ITEM_TYPE_GTP. */
+#ifndef __cplusplus
+static const struct rte_flow_item_gtp rte_flow_item_gtp_mask = {
+ .teid = RTE_BE32(0xffffffff),
+};
+#endif
+
/**
* Matching pattern item definition.
*
* state (see rte_eth_dev_rx_queue_stop() and rte_eth_dev_stop()).
*/
int
-rte_flow_validate(uint8_t port_id,
+rte_flow_validate(uint16_t port_id,
const struct rte_flow_attr *attr,
const struct rte_flow_item pattern[],
const struct rte_flow_action actions[],
* rte_flow_validate().
*/
struct rte_flow *
-rte_flow_create(uint8_t port_id,
+rte_flow_create(uint16_t port_id,
const struct rte_flow_attr *attr,
const struct rte_flow_item pattern[],
const struct rte_flow_action actions[],
* 0 on success, a negative errno value otherwise and rte_errno is set.
*/
int
-rte_flow_destroy(uint8_t port_id,
+rte_flow_destroy(uint16_t port_id,
struct rte_flow *flow,
struct rte_flow_error *error);
* 0 on success, a negative errno value otherwise and rte_errno is set.
*/
int
-rte_flow_flush(uint8_t port_id,
+rte_flow_flush(uint16_t port_id,
struct rte_flow_error *error);
/**
* 0 on success, a negative errno value otherwise and rte_errno is set.
*/
int
-rte_flow_query(uint8_t port_id,
+rte_flow_query(uint16_t port_id,
struct rte_flow *flow,
enum rte_flow_action_type action,
void *data,
* 0 on success, a negative errno value otherwise and rte_errno is set.
*/
int
-rte_flow_isolate(uint8_t port_id, int set, struct rte_flow_error *error);
+rte_flow_isolate(uint16_t port_id, int set, struct rte_flow_error *error);
+
+/**
+ * Initialize flow error structure.
+ *
+ * @param[out] error
+ * Pointer to flow error structure (may be NULL).
+ * @param code
+ * Related error code (rte_errno).
+ * @param type
+ * Cause field and error types.
+ * @param cause
+ * Object responsible for the error.
+ * @param message
+ * Human-readable error message.
+ *
+ * @return
+ * Negative error code (errno value) and rte_errno is set.
+ */
+int
+rte_flow_error_set(struct rte_flow_error *error,
+ int code,
+ enum rte_flow_error_type type,
+ const void *cause,
+ const char *message);
+
+/**
+ * Generic flow representation.
+ *
+ * This form is sufficient to describe an rte_flow independently from any
+ * PMD implementation and allows for replayability and identification.
+ */
+struct rte_flow_desc {
+ size_t size; /**< Allocated space including data[]. */
+ struct rte_flow_attr attr; /**< Attributes. */
+ struct rte_flow_item *items; /**< Items. */
+ struct rte_flow_action *actions; /**< Actions. */
+ uint8_t data[]; /**< Storage for items/actions. */
+};
+
+/**
+ * Copy an rte_flow rule description.
+ *
+ * @param[in] fd
+ * Flow rule description.
+ * @param[in] len
+ * Total size of allocated data for the flow description.
+ * @param[in] attr
+ * Flow rule attributes.
+ * @param[in] items
+ * Pattern specification (list terminated by the END pattern item).
+ * @param[in] actions
+ * Associated actions (list terminated by the END action).
+ *
+ * @return
+ * If len is greater or equal to the size of the flow, the total size of the
+ * flow description and its data.
+ * If len is lower than the size of the flow, the number of bytes that would
+ * have been written to desc had it been sufficient. Nothing is written.
+ */
+size_t
+rte_flow_copy(struct rte_flow_desc *fd, size_t len,
+ const struct rte_flow_attr *attr,
+ const struct rte_flow_item *items,
+ const struct rte_flow_action *actions);
#ifdef __cplusplus
}