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📁 ipset
📄 nf_conntrack_common.h(2.26 KB)
📄 nf_conntrack_ftp.h(375 B)
📄 nf_conntrack_sctp.h(623 B)
📄 nf_conntrack_tcp.h(1.17 KB)
📄 nf_conntrack_tuple_common.h(295 B)
📄 nfnetlink.h(1.52 KB)
📄 nfnetlink_compat.h(2.33 KB)
📄 nfnetlink_conntrack.h(3.44 KB)
📄 nfnetlink_log.h(2.46 KB)
📄 nfnetlink_queue.h(2.2 KB)
📄 x_tables.h(3.58 KB)
📄 xt_AUDIT.h(655 B)
📄 xt_CHECKSUM.h(500 B)
📄 xt_CLASSIFY.h(154 B)
📄 xt_CONNMARK.h(737 B)
📄 xt_CONNSECMARK.h(238 B)
📄 xt_DSCP.h(634 B)
📄 xt_LED.h(407 B)
📄 xt_MARK.h(366 B)
📄 xt_NFLOG.h(326 B)
📄 xt_NFQUEUE.h(478 B)
📄 xt_RATEEST.h(305 B)
📄 xt_SECMARK.h(591 B)
📄 xt_TCPMSS.h(172 B)
📄 xt_TCPOPTSTRIP.h(322 B)
📄 xt_TPROXY.h(473 B)
📄 xt_cluster.h(305 B)
📄 xt_comment.h(176 B)
📄 xt_connbytes.h(511 B)
📄 xt_connlimit.h(361 B)
📄 xt_connmark.h(613 B)
📄 xt_conntrack.h(2.43 KB)
📄 xt_dccp.h(420 B)
📄 xt_dscp.h(638 B)
📄 xt_esp.h(355 B)
📄 xt_hashlimit.h(1.7 KB)
📄 xt_helper.h(125 B)
📄 xt_iprange.h(489 B)
📄 xt_length.h(158 B)
📄 xt_limit.h(610 B)
📄 xt_mac.h(135 B)
📄 xt_mark.h(222 B)
📄 xt_multiport.h(658 B)
📄 xt_osf.h(3.27 KB)
📄 xt_owner.h(306 B)
📄 xt_physdev.h(467 B)
📄 xt_pkttype.h(125 B)
📄 xt_policy.h(914 B)
📄 xt_quota.h(320 B)
📄 xt_rateest.h(774 B)
📄 xt_realm.h(157 B)
📄 xt_recent.h(524 B)
📄 xt_sctp.h(2.22 KB)
📄 xt_set.h(1.07 KB)
📄 xt_state.h(268 B)
📄 xt_statistic.h(653 B)
📄 xt_string.h(601 B)
📄 xt_tcpmss.h(190 B)
📄 xt_tcpudp.h(1.16 KB)
📄 xt_time.h(503 B)
📄 xt_u32.h(695 B)

Editing: nf_conntrack_tcp.h

#ifndef _NF_CONNTRACK_TCP_H
#define _NF_CONNTRACK_TCP_H
/* TCP tracking. */

#include <linux/types.h>

/* This is exposed to userspace (ctnetlink) */
enum tcp_conntrack {
	TCP_CONNTRACK_NONE,
	TCP_CONNTRACK_SYN_SENT,
	TCP_CONNTRACK_SYN_RECV,
	TCP_CONNTRACK_ESTABLISHED,
	TCP_CONNTRACK_FIN_WAIT,
	TCP_CONNTRACK_CLOSE_WAIT,
	TCP_CONNTRACK_LAST_ACK,
	TCP_CONNTRACK_TIME_WAIT,
	TCP_CONNTRACK_CLOSE,
	TCP_CONNTRACK_LISTEN,	/* obsolete */
#define TCP_CONNTRACK_SYN_SENT2	TCP_CONNTRACK_LISTEN
	TCP_CONNTRACK_MAX,
	TCP_CONNTRACK_IGNORE
};

/* Window scaling is advertised by the sender */
#define IP_CT_TCP_FLAG_WINDOW_SCALE		0x01

/* SACK is permitted by the sender */
#define IP_CT_TCP_FLAG_SACK_PERM		0x02

/* This sender sent FIN first */
#define IP_CT_TCP_FLAG_CLOSE_INIT		0x04

/* Be liberal in window checking */
#define IP_CT_TCP_FLAG_BE_LIBERAL		0x08

/* Has unacknowledged data */
#define IP_CT_TCP_FLAG_DATA_UNACKNOWLEDGED	0x10

/* The field td_maxack has been set */
#define IP_CT_TCP_FLAG_MAXACK_SET		0x20

/* Marks possibility for expected RFC5961 challenge ACK */
#define IP_CT_EXP_CHALLENGE_ACK 		0x40

struct nf_ct_tcp_flags {
	__u8 flags;
	__u8 mask;
};

#endif /* _NF_CONNTRACK_TCP_H */

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Editing: nf_conntrack_tcp.h

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