+/**
+ * Define all structures for Ethertype Filter type.
+ */
+
+#define RTE_ETHTYPE_FLAGS_MAC 0x0001 /**< If set, compare mac */
+#define RTE_ETHTYPE_FLAGS_DROP 0x0002 /**< If set, drop packet when match */
+
+/**
+ * A structure used to define the ethertype filter entry
+ * to support RTE_ETH_FILTER_ETHERTYPE with RTE_ETH_FILTER_ADD,
+ * RTE_ETH_FILTER_DELETE and RTE_ETH_FILTER_GET operations.
+ */
+struct rte_eth_ethertype_filter {
+ struct ether_addr mac_addr; /**< Mac address to match. */
+ uint16_t ether_type; /**< Ether type to match */
+ uint16_t flags; /**< Flags from RTE_ETHTYPE_FLAGS_* */
+ uint16_t queue; /**< Queue assigned to when match*/
+};
+
+#define RTE_FLEX_FILTER_MAXLEN 128 /**< bytes to use in flex filter. */
+#define RTE_FLEX_FILTER_MASK_SIZE \
+ (RTE_ALIGN(RTE_FLEX_FILTER_MAXLEN, CHAR_BIT) / CHAR_BIT)
+ /**< mask bytes in flex filter. */
+
+/**
+ * A structure used to define the flex filter entry
+ * to support RTE_ETH_FILTER_FLEXIBLE with RTE_ETH_FILTER_ADD,
+ * RTE_ETH_FILTER_DELETE and RTE_ETH_FILTER_GET operations.
+ */
+struct rte_eth_flex_filter {
+ uint16_t len;
+ uint8_t bytes[RTE_FLEX_FILTER_MAXLEN]; /**< flex bytes in big endian.*/
+ uint8_t mask[RTE_FLEX_FILTER_MASK_SIZE]; /**< if mask bit is 1b, do
+ not compare corresponding byte. */
+ uint8_t priority;
+ uint16_t queue; /**< Queue assigned to when match. */
+};
+
+/**
+ * A structure used to define the TCP syn filter entry
+ * to support RTE_ETH_FILTER_SYN with RTE_ETH_FILTER_ADD,
+ * RTE_ETH_FILTER_DELETE and RTE_ETH_FILTER_GET operations.
+ */
+struct rte_eth_syn_filter {
+ uint8_t hig_pri; /**< 1 - higher priority than other filters,
+ 0 - lower priority. */
+ uint16_t queue; /**< Queue assigned to when match */
+};
+
+/**
+ * Define all structures for ntuple Filter type.
+ */
+
+#define RTE_NTUPLE_FLAGS_DST_IP 0x0001 /**< If set, dst_ip is part of ntuple */
+#define RTE_NTUPLE_FLAGS_SRC_IP 0x0002 /**< If set, src_ip is part of ntuple */
+#define RTE_NTUPLE_FLAGS_DST_PORT 0x0004 /**< If set, dst_port is part of ntuple */
+#define RTE_NTUPLE_FLAGS_SRC_PORT 0x0008 /**< If set, src_port is part of ntuple */
+#define RTE_NTUPLE_FLAGS_PROTO 0x0010 /**< If set, protocol is part of ntuple */
+#define RTE_NTUPLE_FLAGS_TCP_FLAG 0x0020 /**< If set, tcp flag is involved */
+
+#define RTE_5TUPLE_FLAGS ( \
+ RTE_NTUPLE_FLAGS_DST_IP | \
+ RTE_NTUPLE_FLAGS_SRC_IP | \
+ RTE_NTUPLE_FLAGS_DST_PORT | \
+ RTE_NTUPLE_FLAGS_SRC_PORT | \
+ RTE_NTUPLE_FLAGS_PROTO)
+
+#define RTE_2TUPLE_FLAGS ( \
+ RTE_NTUPLE_FLAGS_DST_PORT | \
+ RTE_NTUPLE_FLAGS_PROTO)
+
+#define TCP_URG_FLAG 0x20
+#define TCP_ACK_FLAG 0x10
+#define TCP_PSH_FLAG 0x08
+#define TCP_RST_FLAG 0x04
+#define TCP_SYN_FLAG 0x02
+#define TCP_FIN_FLAG 0x01
+#define TCP_FLAG_ALL 0x3F
+
+/**
+ * A structure used to define the ntuple filter entry
+ * to support RTE_ETH_FILTER_NTUPLE with RTE_ETH_FILTER_ADD,
+ * RTE_ETH_FILTER_DELETE and RTE_ETH_FILTER_GET operations.
+ */
+struct rte_eth_ntuple_filter {
+ uint16_t flags; /**< Flags from RTE_NTUPLE_FLAGS_* */
+ uint32_t dst_ip; /**< Destination IP address in big endian. */
+ uint32_t dst_ip_mask; /**< Mask of destination IP address. */
+ uint32_t src_ip; /**< Source IP address in big endian. */
+ uint32_t src_ip_mask; /**< Mask of destination IP address. */
+ uint16_t dst_port; /**< Destination port in big endian. */
+ uint16_t dst_port_mask; /**< Mask of destination port. */
+ uint16_t src_port; /**< Source Port in big endian. */
+ uint16_t src_port_mask; /**< Mask of source port. */
+ uint8_t proto; /**< L4 protocol. */
+ uint8_t proto_mask; /**< Mask of L4 protocol. */
+ /** tcp_flags only meaningful when the proto is TCP.
+ The packet matched above ntuple fields and contain
+ any set bit in tcp_flags will hit this filter. */
+ uint8_t tcp_flags;
+ uint16_t priority; /**< seven levels (001b-111b), 111b is highest,
+ used when more than one filter matches. */
+ uint16_t queue; /**< Queue assigned to when match*/
+};
+