10 #define TCP_KEEPINTVL 5
14 #define TCP_DEFER_ACCEPT 9
15 #define TCP_WINDOW_CLAMP 10
17 #define TCP_QUICKACK 12
18 #define TCP_CONGESTION 13
20 #define TCP_THIN_LINEAR_TIMEOUTS 16
21 #define TCP_THIN_DUPACK 17
22 #define TCP_USER_TIMEOUT 18
24 #define TCP_REPAIR_QUEUE 20
25 #define TCP_QUEUE_SEQ 21
26 #define TCP_REPAIR_OPTIONS 22
27 #define TCP_FASTOPEN 23
28 #define TCP_TIMESTAMP 24
29 #define TCP_NOTSENT_LOWAT 25
30 #define TCP_CC_INFO 26
31 #define TCP_SAVE_SYN 27
32 #define TCP_SAVED_SYN 28
34 #define TCP_ESTABLISHED 1
35 #define TCP_SYN_SENT 2
36 #define TCP_SYN_RECV 3
37 #define TCP_FIN_WAIT1 4
38 #define TCP_FIN_WAIT2 5
39 #define TCP_TIME_WAIT 6
41 #define TCP_CLOSE_WAIT 8
42 #define TCP_LAST_ACK 9
44 #define TCP_CLOSING 11
46 #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
49 #define TCPOPT_MAXSEG 2
50 #define TCPOPT_WINDOW 3
51 #define TCPOPT_SACK_PERMITTED 4
53 #define TCPOPT_TIMESTAMP 8
54 #define TCPOLEN_SACK_PERMITTED 2
55 #define TCPOLEN_WINDOW 3
56 #define TCPOLEN_MAXSEG 4
57 #define TCPOLEN_TIMESTAMP 10
61 #include <sys/types.h>
62 #include <sys/socket.h>
66 typedef uint32_t tcp_seq;
86 #if __BYTE_ORDER == __LITTLE_ENDIAN
118 #if __BYTE_ORDER == __LITTLE_ENDIAN
137 #define TCPI_OPT_TIMESTAMPS 1
138 #define TCPI_OPT_SACK 2
139 #define TCPI_OPT_WSCALE 4
140 #define TCPI_OPT_ECN 8
142 #define TCP_CA_Open 0
143 #define TCP_CA_Disorder 1
145 #define TCP_CA_Recovery 3
146 #define TCP_CA_Loss 4
150 uint8_t tcpi_ca_state;
151 uint8_t tcpi_retransmits;
153 uint8_t tcpi_backoff;
154 uint8_t tcpi_options;
155 uint8_t tcpi_snd_wscale : 4, tcpi_rcv_wscale : 4;
158 uint32_t tcpi_snd_mss;
159 uint32_t tcpi_rcv_mss;
160 uint32_t tcpi_unacked;
161 uint32_t tcpi_sacked;
163 uint32_t tcpi_retrans;
164 uint32_t tcpi_fackets;
165 uint32_t tcpi_last_data_sent;
166 uint32_t tcpi_last_ack_sent;
167 uint32_t tcpi_last_data_recv;
168 uint32_t tcpi_last_ack_recv;
170 uint32_t tcpi_rcv_ssthresh;
172 uint32_t tcpi_rttvar;
173 uint32_t tcpi_snd_ssthresh;
174 uint32_t tcpi_snd_cwnd;
175 uint32_t tcpi_advmss;
176 uint32_t tcpi_reordering;
177 uint32_t tcpi_rcv_rtt;
178 uint32_t tcpi_rcv_space;
179 uint32_t tcpi_total_retrans;
180 uint64_t tcpi_pacing_rate;
181 uint64_t tcpi_max_pacing_rate;
182 uint64_t tcpi_bytes_acked;
183 uint64_t tcpi_bytes_received;
184 uint32_t tcpi_segs_out;
185 uint32_t tcpi_segs_in;
186 uint32_t tcpi_notsent_bytes;
187 uint32_t tcpi_min_rtt;
188 uint32_t tcpi_data_segs_in;
189 uint32_t tcpi_data_segs_out;
192 #define TCP_MD5SIG_MAXKEYLEN 80
195 struct sockaddr_storage tcpm_addr;
196 uint16_t __tcpm_pad1;
197 uint16_t tcpm_keylen;
198 uint32_t __tcpm_pad2;
199 uint8_t tcpm_key[TCP_MD5SIG_MAXKEYLEN];