1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 1982, 1986, 1990, 1993
3 * The Regents of the University of California.
4 * Copyright(c) 2010-2014 Intel Corporation.
19 #include <rte_byteorder.h>
29 rte_be16_t src_port; /**< TCP source port. */
30 rte_be16_t dst_port; /**< TCP destination port. */
31 rte_be32_t sent_seq; /**< TX data sequence number. */
32 rte_be32_t recv_ack; /**< RX data acknowledgment sequence number. */
33 uint8_t data_off; /**< Data offset. */
34 uint8_t tcp_flags; /**< TCP flags */
35 rte_be16_t rx_win; /**< RX flow control window. */
36 rte_be16_t cksum; /**< TCP checksum. */
37 rte_be16_t tcp_urp; /**< TCP urgent pointer, if any. */
43 #define RTE_TCP_CWR_FLAG 0x80 /**< Congestion Window Reduced */
44 #define RTE_TCP_ECE_FLAG 0x40 /**< ECN-Echo */
45 #define RTE_TCP_URG_FLAG 0x20 /**< Urgent Pointer field significant */
46 #define RTE_TCP_ACK_FLAG 0x10 /**< Acknowledgment field significant */
47 #define RTE_TCP_PSH_FLAG 0x08 /**< Push Function */
48 #define RTE_TCP_RST_FLAG 0x04 /**< Reset the connection */
49 #define RTE_TCP_SYN_FLAG 0x02 /**< Synchronize sequence numbers */
50 #define RTE_TCP_FIN_FLAG 0x01 /**< No more data from sender */
56 #endif /* RTE_TCP_H_ */