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
33 #define TCP_REPAIR_WINDOW 29
34 #define TCP_FASTOPEN_CONNECT 30
36 #define TCP_MD5SIG_EXT 32
37 #define TCP_FASTOPEN_KEY 33
38 #define TCP_FASTOPEN_NO_COOKIE 34
39 #define TCP_ZEROCOPY_RECEIVE 35
41 #define TCP_TX_DELAY 37
43 #define TCP_CM_INQ TCP_INQ
45 #define TCP_ESTABLISHED 1
46 #define TCP_SYN_SENT 2
47 #define TCP_SYN_RECV 3
48 #define TCP_FIN_WAIT1 4
49 #define TCP_FIN_WAIT2 5
50 #define TCP_TIME_WAIT 6
52 #define TCP_CLOSE_WAIT 8
53 #define TCP_LAST_ACK 9
55 #define TCP_CLOSING 11
61 TCP_NLA_SNDBUF_LIMITED,
62 TCP_NLA_DATA_SEGS_OUT,
63 TCP_NLA_TOTAL_RETRANS,
65 TCP_NLA_DELIVERY_RATE,
69 TCP_NLA_RECUR_RETRANS,
70 TCP_NLA_DELIVERY_RATE_APP_LMT,
77 TCP_NLA_BYTES_RETRANS,
83 #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
86 #define TCPOPT_MAXSEG 2
87 #define TCPOPT_WINDOW 3
88 #define TCPOPT_SACK_PERMITTED 4
90 #define TCPOPT_TIMESTAMP 8
91 #define TCPOLEN_SACK_PERMITTED 2
92 #define TCPOLEN_WINDOW 3
93 #define TCPOLEN_MAXSEG 4
94 #define TCPOLEN_TIMESTAMP 10
98 #include <sys/types.h>
99 #include <sys/socket.h>
102 typedef uint32_t tcp_seq;
122 #if __BYTE_ORDER == __LITTLE_ENDIAN
154 #if __BYTE_ORDER == __LITTLE_ENDIAN
173 #define TCPI_OPT_TIMESTAMPS 1
174 #define TCPI_OPT_SACK 2
175 #define TCPI_OPT_WSCALE 4
176 #define TCPI_OPT_ECN 8
178 #define TCP_CA_Open 0
179 #define TCP_CA_Disorder 1
181 #define TCP_CA_Recovery 3
182 #define TCP_CA_Loss 4
186 uint8_t tcpi_ca_state;
187 uint8_t tcpi_retransmits;
189 uint8_t tcpi_backoff;
190 uint8_t tcpi_options;
191 uint8_t tcpi_snd_wscale : 4, tcpi_rcv_wscale : 4;
192 uint8_t tcpi_delivery_rate_app_limited : 1;
195 uint32_t tcpi_snd_mss;
196 uint32_t tcpi_rcv_mss;
197 uint32_t tcpi_unacked;
198 uint32_t tcpi_sacked;
200 uint32_t tcpi_retrans;
201 uint32_t tcpi_fackets;
202 uint32_t tcpi_last_data_sent;
203 uint32_t tcpi_last_ack_sent;
204 uint32_t tcpi_last_data_recv;
205 uint32_t tcpi_last_ack_recv;
207 uint32_t tcpi_rcv_ssthresh;
209 uint32_t tcpi_rttvar;
210 uint32_t tcpi_snd_ssthresh;
211 uint32_t tcpi_snd_cwnd;
212 uint32_t tcpi_advmss;
213 uint32_t tcpi_reordering;
214 uint32_t tcpi_rcv_rtt;
215 uint32_t tcpi_rcv_space;
216 uint32_t tcpi_total_retrans;
217 uint64_t tcpi_pacing_rate;
218 uint64_t tcpi_max_pacing_rate;
219 uint64_t tcpi_bytes_acked;
220 uint64_t tcpi_bytes_received;
221 uint32_t tcpi_segs_out;
222 uint32_t tcpi_segs_in;
223 uint32_t tcpi_notsent_bytes;
224 uint32_t tcpi_min_rtt;
225 uint32_t tcpi_data_segs_in;
226 uint32_t tcpi_data_segs_out;
227 uint64_t tcpi_delivery_rate;
228 uint64_t tcpi_busy_time;
229 uint64_t tcpi_rwnd_limited;
230 uint64_t tcpi_sndbuf_limited;
231 uint32_t tcpi_delivered;
232 uint32_t tcpi_delivered_ce;
233 uint64_t tcpi_bytes_sent;
234 uint64_t tcpi_bytes_retrans;
235 uint32_t tcpi_dsack_dups;
236 uint32_t tcpi_reord_seen;
237 uint32_t tcpi_rcv_ooopack;
238 uint32_t tcpi_snd_wnd;
241 #define TCP_MD5SIG_MAXKEYLEN 80
243 #define TCP_MD5SIG_FLAG_PREFIX 1
246 struct sockaddr_storage tcpm_addr;
248 uint8_t tcpm_prefixlen;
249 uint16_t tcpm_keylen;
251 uint8_t tcpm_key[TCP_MD5SIG_MAXKEYLEN];
254 struct tcp_diag_md5sig {
256 uint8_t tcpm_prefixlen;
257 uint16_t tcpm_keylen;
258 uint32_t tcpm_addr[4];
259 uint8_t tcpm_key[TCP_MD5SIG_MAXKEYLEN];
262 #define TCP_REPAIR_ON 1
263 #define TCP_REPAIR_OFF 0
264 #define TCP_REPAIR_OFF_NO_WP -1
266 struct tcp_repair_window {
274 struct tcp_zerocopy_receive {
277 uint32_t recv_skip_hint;