-/* @(#) $Header: /tcpdump/master/tcpdump/tcp.h,v 1.13 2007-01-29 09:59:42 hannes Exp $ (LBL) */
/*
* Copyright (c) 1982, 1986, 1993
* The Regents of the University of California. All rights reserved.
* @(#)tcp.h 8.1 (Berkeley) 6/10/93
*/
-typedef u_int32_t tcp_seq;
/*
* TCP header.
* Per RFC 793, September, 1981.
*/
struct tcphdr {
- u_int16_t th_sport; /* source port */
- u_int16_t th_dport; /* destination port */
- tcp_seq th_seq; /* sequence number */
- tcp_seq th_ack; /* acknowledgement number */
- u_int8_t th_offx2; /* data offset, rsvd */
- u_int8_t th_flags;
- u_int16_t th_win; /* window */
- u_int16_t th_sum; /* checksum */
- u_int16_t th_urp; /* urgent pointer */
+ nd_uint16_t th_sport; /* source port */
+ nd_uint16_t th_dport; /* destination port */
+ nd_uint32_t th_seq; /* sequence number */
+ nd_uint32_t th_ack; /* acknowledgement number */
+ nd_uint8_t th_offx2; /* data offset, rsvd */
+ nd_uint8_t th_flags;
+ nd_uint16_t th_win; /* window */
+ nd_uint16_t th_sum; /* checksum */
+ nd_uint16_t th_urp; /* urgent pointer */
};
-#define TH_OFF(th) (((th)->th_offx2 & 0xf0) >> 4)
+#define TH_OFF(th) ((GET_U_1((th)->th_offx2) & 0xf0) >> 4)
+#define tcp_get_flags(th) ((GET_U_1((th)->th_flags)) | \
+ ((GET_U_1((th)->th_offx2) & 0x0f) << 8))
/* TCP flags */
#define TH_FIN 0x01
#define TH_URG 0x20
#define TH_ECNECHO 0x40 /* ECN Echo */
#define TH_CWR 0x80 /* ECN Cwnd Reduced */
+#define TH_AE 0x100 /* AccECN (draft-ietf-tcpm-accurate-ecn;rfc7560) part of L4S (rfc9330) */
+extern const struct tok tcp_flag_values[];
#define TCPOPT_EOL 0
#define TCPOPT_SIGNATURE 19 /* Keyed MD5 (rfc2385) */
#define TCPOLEN_SIGNATURE 18
#define TCP_SIGLEN 16 /* length of an option 19 digest */
-#define TCPOPT_AUTH 20 /* Enhanced AUTH option */
+#define TCPOPT_SCPS 20 /* SCPS-TP (CCSDS 714.0-B-2) */
+#define TCPOPT_UTO 28 /* tcp user timeout (rfc5482) */
+#define TCPOLEN_UTO 4
+#define TCPOPT_TCPAO 29 /* TCP authentication option (rfc5925) */
+#define TCPOPT_MPTCP 30 /* MPTCP options */
+#define TCPOPT_FASTOPEN 34 /* TCP Fast Open (rfc7413) */
+#define TCPOPT_EXPERIMENT2 254 /* experimental headers (rfc4727) */
#define TCPOPT_TSTAMP_HDR \
(TCPOPT_NOP<<24|TCPOPT_NOP<<16|TCPOPT_TIMESTAMP<<8|TCPOLEN_TIMESTAMP)
+#ifndef FTP_PORT
+#define FTP_PORT 21
+#endif
+#ifndef SSH_PORT
+#define SSH_PORT 22
+#endif
#ifndef TELNET_PORT
-#define TELNET_PORT 23
+#define TELNET_PORT 23
+#endif
+#ifndef SMTP_PORT
+#define SMTP_PORT 25
+#endif
+#ifndef WHOIS_PORT
+#define WHOIS_PORT 43
+#endif
+#ifndef NAMESERVER_PORT
+#define NAMESERVER_PORT 53
+#endif
+#ifndef HTTP_PORT
+#define HTTP_PORT 80
+#endif
+#ifndef NETBIOS_SSN_PORT
+#define NETBIOS_SSN_PORT 139 /* RFC 1001, RFC 1002 */
#endif
#ifndef BGP_PORT
-#define BGP_PORT 179
+#define BGP_PORT 179
+#endif
+#ifndef RPKI_RTR_PORT
+#define RPKI_RTR_PORT 323
+#endif
+#ifndef SMB_PORT
+#define SMB_PORT 445
+#endif
+#ifndef RTSP_PORT
+#define RTSP_PORT 554
+#endif
+#ifndef MSDP_PORT
+#define MSDP_PORT 639
+#endif
+#ifndef LDP_PORT
+#define LDP_PORT 646
#endif
-#define NETBIOS_SSN_PORT 139
#ifndef PPTP_PORT
-#define PPTP_PORT 1723
+#define PPTP_PORT 1723
#endif
-#define BEEP_PORT 10288
#ifndef NFS_PORT
-#define NFS_PORT 2049
+#define NFS_PORT 2049
+#endif
+#ifndef REDIS_PORT
+#define REDIS_PORT 6379
+#endif
+#ifndef OPENFLOW_PORT_OLD
+#define OPENFLOW_PORT_OLD 6633
+#endif
+#ifndef OPENFLOW_PORT_IANA
+#define OPENFLOW_PORT_IANA 6653
+#endif
+#ifndef HTTP_PORT_ALT
+#define HTTP_PORT_ALT 8080
+#endif
+#ifndef RTSP_PORT_ALT
+#define RTSP_PORT_ALT 8554
+#endif
+#ifndef BEEP_PORT
+#define BEEP_PORT 10288
#endif
-#define MSDP_PORT 639
-#define LDP_PORT 646