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
42 #define TCP_CM_INQ TCP_INQ
44 #define TCP_ESTABLISHED 1
45 #define TCP_SYN_SENT 2
46 #define TCP_SYN_RECV 3
47 #define TCP_FIN_WAIT1 4
48 #define TCP_FIN_WAIT2 5
49 #define TCP_TIME_WAIT 6
51 #define TCP_CLOSE_WAIT 8
52 #define TCP_LAST_ACK 9
54 #define TCP_CLOSING 11
60 TCP_NLA_SNDBUF_LIMITED,
61 TCP_NLA_DATA_SEGS_OUT,
62 TCP_NLA_TOTAL_RETRANS,
64 TCP_NLA_DELIVERY_RATE,
68 TCP_NLA_RECUR_RETRANS,
69 TCP_NLA_DELIVERY_RATE_APP_LMT,
77 #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
80 #define TCPOPT_MAXSEG 2
81 #define TCPOPT_WINDOW 3
82 #define TCPOPT_SACK_PERMITTED 4
84 #define TCPOPT_TIMESTAMP 8
85 #define TCPOLEN_SACK_PERMITTED 2
86 #define TCPOLEN_WINDOW 3
87 #define TCPOLEN_MAXSEG 4
88 #define TCPOLEN_TIMESTAMP 10
92 #include <sys/types.h>
93 #include <sys/socket.h>
97 typedef uint32_t tcp_seq;
117 #if __BYTE_ORDER == __LITTLE_ENDIAN
149 #if __BYTE_ORDER == __LITTLE_ENDIAN
168 #define TCPI_OPT_TIMESTAMPS 1
169 #define TCPI_OPT_SACK 2
170 #define TCPI_OPT_WSCALE 4
171 #define TCPI_OPT_ECN 8
173 #define TCP_CA_Open 0
174 #define TCP_CA_Disorder 1
176 #define TCP_CA_Recovery 3
177 #define TCP_CA_Loss 4
181 uint8_t tcpi_ca_state;
182 uint8_t tcpi_retransmits;
184 uint8_t tcpi_backoff;
185 uint8_t tcpi_options;
186 uint8_t tcpi_snd_wscale : 4, tcpi_rcv_wscale : 4;
187 uint8_t tcpi_delivery_rate_app_limited : 1;
190 uint32_t tcpi_snd_mss;
191 uint32_t tcpi_rcv_mss;
192 uint32_t tcpi_unacked;
193 uint32_t tcpi_sacked;
195 uint32_t tcpi_retrans;
196 uint32_t tcpi_fackets;
197 uint32_t tcpi_last_data_sent;
198 uint32_t tcpi_last_ack_sent;
199 uint32_t tcpi_last_data_recv;
200 uint32_t tcpi_last_ack_recv;
202 uint32_t tcpi_rcv_ssthresh;
204 uint32_t tcpi_rttvar;
205 uint32_t tcpi_snd_ssthresh;
206 uint32_t tcpi_snd_cwnd;
207 uint32_t tcpi_advmss;
208 uint32_t tcpi_reordering;
209 uint32_t tcpi_rcv_rtt;
210 uint32_t tcpi_rcv_space;
211 uint32_t tcpi_total_retrans;
212 uint64_t tcpi_pacing_rate;
213 uint64_t tcpi_max_pacing_rate;
214 uint64_t tcpi_bytes_acked;
215 uint64_t tcpi_bytes_received;
216 uint32_t tcpi_segs_out;
217 uint32_t tcpi_segs_in;
218 uint32_t tcpi_notsent_bytes;
219 uint32_t tcpi_min_rtt;
220 uint32_t tcpi_data_segs_in;
221 uint32_t tcpi_data_segs_out;
222 uint64_t tcpi_delivery_rate;
223 uint64_t tcpi_busy_time;
224 uint64_t tcpi_rwnd_limited;
225 uint64_t tcpi_sndbuf_limited;
226 uint32_t tcpi_delivered;
227 uint32_t tcpi_delivered_ce;
230 #define TCP_MD5SIG_MAXKEYLEN 80
232 #define TCP_MD5SIG_FLAG_PREFIX 1
235 struct sockaddr_storage tcpm_addr;
237 uint8_t tcpm_prefixlen;
238 uint16_t tcpm_keylen;
240 uint8_t tcpm_key[TCP_MD5SIG_MAXKEYLEN];
243 struct tcp_diag_md5sig {
245 uint8_t tcpm_prefixlen;
246 uint16_t tcpm_keylen;
247 uint32_t tcpm_addr[4];
248 uint8_t tcpm_key[TCP_MD5SIG_MAXKEYLEN];
251 #define TCP_REPAIR_ON 1
252 #define TCP_REPAIR_OFF 0
253 #define TCP_REPAIR_OFF_NO_WP -1
255 struct tcp_repair_window {
263 struct tcp_zerocopy_receive {
266 uint32_t recv_skip_hint;