1 | /* |
2 | * Copyright (c) 2000-2018 Apple Inc. All rights reserved. |
3 | * |
4 | * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ |
5 | * |
6 | * This file contains Original Code and/or Modifications of Original Code |
7 | * as defined in and that are subject to the Apple Public Source License |
8 | * Version 2.0 (the 'License'). You may not use this file except in |
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10 | * may not be used to create, or enable the creation or redistribution of, |
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12 | * circumvent, violate, or enable the circumvention or violation of, any |
13 | * terms of an Apple operating system software license agreement. |
14 | * |
15 | * Please obtain a copy of the License at |
16 | * http://www.opensource.apple.com/apsl/ and read it before using this file. |
17 | * |
18 | * The Original Code and all software distributed under the License are |
19 | * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER |
20 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
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23 | * Please see the License for the specific language governing rights and |
24 | * limitations under the License. |
25 | * |
26 | * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ |
27 | */ |
28 | /* |
29 | * Copyright (c) 1982, 1986, 1993 |
30 | * The Regents of the University of California. All rights reserved. |
31 | * |
32 | * Redistribution and use in source and binary forms, with or without |
33 | * modification, are permitted provided that the following conditions |
34 | * are met: |
35 | * 1. Redistributions of source code must retain the above copyright |
36 | * notice, this list of conditions and the following disclaimer. |
37 | * 2. Redistributions in binary form must reproduce the above copyright |
38 | * notice, this list of conditions and the following disclaimer in the |
39 | * documentation and/or other materials provided with the distribution. |
40 | * 3. All advertising materials mentioning features or use of this software |
41 | * must display the following acknowledgement: |
42 | * This product includes software developed by the University of |
43 | * California, Berkeley and its contributors. |
44 | * 4. Neither the name of the University nor the names of its contributors |
45 | * may be used to endorse or promote products derived from this software |
46 | * without specific prior written permission. |
47 | * |
48 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
49 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
50 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
51 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
52 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
53 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
54 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
55 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
56 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
57 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
58 | * SUCH DAMAGE. |
59 | * |
60 | * @(#)tcp.h 8.1 (Berkeley) 6/10/93 |
61 | * $FreeBSD: src/sys/netinet/tcp.h,v 1.13.2.3 2001/03/01 22:08:42 jlemon Exp $ |
62 | */ |
63 | |
64 | #ifndef _NETINET_TCP_PRIVATE_H_ |
65 | #define _NETINET_TCP_PRIVATE_H_ |
66 | |
67 | #include <netinet/in.h> |
68 | #include <sys/socket.h> |
69 | #include <sys/types.h> |
70 | |
71 | #if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE) |
72 | |
73 | #define TCP_INFO 0x200 /* retrieve tcp_info structure */ |
74 | #define TCP_MEASURE_SND_BW 0x202 /* Measure sender's bandwidth for this connection */ |
75 | |
76 | #define TCP_MEASURE_BW_BURST 0x203 /* Burst size to use for bandwidth measurement */ |
77 | #define TCP_PEER_PID 0x204 /* Lookup pid of the process we're connected to */ |
78 | #define TCP_ADAPTIVE_READ_TIMEOUT 0x205 /* Read timeout used as a multiple of RTT */ |
79 | #define TCP_OPTION_UNUSED_0 0x206 /* UNUSED */ |
80 | #define TCP_ADAPTIVE_WRITE_TIMEOUT 0x207 /* Write timeout used as a multiple of RTT */ |
81 | #define TCP_NOTIMEWAIT 0x208 /* Avoid going into time-wait */ |
82 | #define TCP_DISABLE_BLACKHOLE_DETECTION 0x209 /* disable PMTU blackhole detection */ |
83 | #define TCP_ECN_MODE 0x210 /* fine grain control for A/B testing */ |
84 | #define TCP_KEEPALIVE_OFFLOAD 0x211 /* offload keep alive processing to firmware */ |
85 | |
86 | /* |
87 | * TCP_ECN_MODE values |
88 | */ |
89 | #define ECN_MODE_DEFAULT 0x0 /* per interface or system wide default */ |
90 | #define ECN_MODE_ENABLE 0x1 /* force enable ECN on connection */ |
91 | #define ECN_MODE_DISABLE 0x2 /* force disable ECN on connection */ |
92 | |
93 | /* |
94 | * TCP_NOTIFY_ACKNOWLEDGEMENT |
95 | * |
96 | * Application can use this socket option to get a notification when |
97 | * data that is currently written to the socket is acknowledged. The input |
98 | * argument given to this socket option is a marker_id that will be used for |
99 | * returning the notification. The application can continue to write |
100 | * data after setting the marker. There can be multiple of these events |
101 | * outstanding on a socket at any time up to a max of TCP_MAX_NOTIFY_ACK. |
102 | * |
103 | * To get the completed notifications, getsockopt should be called with the |
104 | * TCP_NOTIFY_ACKNOWLEDGEMENT with the following tcp_notify_ack_complete |
105 | * structure as an out argument. At most TCP_MAX_NOTIFY_ACK ids will be |
106 | * returned if they have been successfully acknowledged in each call. |
107 | */ |
108 | |
109 | #define TCP_MAX_NOTIFY_ACK 10 |
110 | |
111 | typedef u_int32_t tcp_notify_ack_id_t; |
112 | |
113 | struct tcp_notify_ack_complete { |
114 | u_int32_t notify_pending;/* still pending */ |
115 | u_int32_t notify_complete_count; |
116 | tcp_notify_ack_id_t notify_complete_id[TCP_MAX_NOTIFY_ACK]; |
117 | }; |
118 | |
119 | #define TCP_NOTIFY_ACKNOWLEDGEMENT 0x212 /* Notify when data is acknowledged */ |
120 | #define MPTCP_SERVICE_TYPE 0x213 /* MPTCP Service type */ |
121 | #define TCP_FASTOPEN_FORCE_HEURISTICS 0x214 /* Make sure TFO-heuristics never get disabled */ |
122 | |
123 | #define MPTCP_SVCTYPE_HANDOVER 0 /* Default 0 */ |
124 | #define MPTCP_SVCTYPE_INTERACTIVE 1 |
125 | #define MPTCP_SVCTYPE_AGGREGATE 2 |
126 | #define MPTCP_SVCTYPE_TARGET_BASED 3 |
127 | #define MPTCP_SVCTYPE_PURE_HANDOVER 4 |
128 | #define MPTCP_SVCTYPE_MAX 5 |
129 | |
130 | /* |
131 | * Specify minimum time in seconds before which an established |
132 | * TCP connection will not be dropped when there is no response from the |
133 | * peer |
134 | */ |
135 | #define TCP_RXT_MINIMUM_TIMEOUT 0x215 |
136 | |
137 | #define TCP_RXT_MINIMUM_TIMEOUT_LIMIT (5 * 60) /* Limit is 5 minutes */ |
138 | |
139 | #define MPTCP_ALTERNATE_PORT 0x216 |
140 | #define MPTCP_FORCE_ENABLE 0x217 |
141 | #define TCP_FASTOPEN_FORCE_ENABLE 0x218 |
142 | #define MPTCP_EXPECTED_PROGRESS_TARGET 0x219 |
143 | #define MPTCP_FORCE_VERSION 0x21a |
144 | #define TCP_ENABLE_L4S 0x21b /* Enable or disable L4S */ |
145 | |
146 | /* When adding new socket-options, you need to make sure MPTCP supports these as well! */ |
147 | |
148 | /* |
149 | * The TCP_INFO socket option is a private API and is subject to change |
150 | */ |
151 | #pragma pack(4) |
152 | |
153 | #define TCPI_OPT_TIMESTAMPS 0x01 |
154 | #define TCPI_OPT_SACK 0x02 |
155 | #define TCPI_OPT_WSCALE 0x04 |
156 | #define TCPI_OPT_ECN 0x08 |
157 | |
158 | #define TCPI_FLAG_LOSSRECOVERY 0x01 /* Currently in loss recovery */ |
159 | #define TCPI_FLAG_STREAMING_ON 0x02 /* Streaming detection on */ |
160 | |
161 | struct tcp_conn_status { |
162 | union { |
163 | struct { |
164 | unsigned int probe_activated : 1; |
165 | unsigned int write_probe_failed : 1; |
166 | unsigned int read_probe_failed : 1; |
167 | unsigned int conn_probe_failed : 1; |
168 | }; |
169 | uint32_t pad_field; |
170 | }; |
171 | }; |
172 | |
173 | #define TCPINFO_HAS_L4S_ 1 |
174 | typedef enum { |
175 | tcp_connection_client_accurate_ecn_invalid = 0, |
176 | tcp_connection_client_accurate_ecn_feature_disabled = 1, |
177 | tcp_connection_client_accurate_ecn_feature_enabled = 2, |
178 | tcp_connection_client_classic_ecn_available = 3, |
179 | tcp_connection_client_ecn_not_available = 4, |
180 | tcp_connection_client_accurate_ecn_negotiation_blackholed = 5, |
181 | tcp_connection_client_accurate_ecn_ace_bleaching_detected = 6, |
182 | tcp_connection_client_accurate_ecn_negotiation_success = 7, |
183 | tcp_connection_client_accurate_ecn_negotiation_success_ect_mangling_detected = 8, |
184 | tcp_connection_client_accurate_ecn_negotiation_success_ect_bleaching_detected = 9, |
185 | } tcp_connection_client_accurate_ecn_state_t; |
186 | |
187 | typedef enum { |
188 | tcp_connection_server_accurate_ecn_invalid = 0, |
189 | tcp_connection_server_accurate_ecn_feature_disabled = 1, |
190 | tcp_connection_server_accurate_ecn_feature_enabled = 2, |
191 | tcp_connection_server_no_ecn_requested = 3, |
192 | tcp_connection_server_classic_ecn_requested = 4, |
193 | tcp_connection_server_accurate_ecn_requested = 5, |
194 | tcp_connection_server_accurate_ecn_negotiation_blackholed = 6, |
195 | tcp_connection_server_accurate_ecn_ace_bleaching_detected = 7, |
196 | tcp_connection_server_accurate_ecn_negotiation_success = 8, |
197 | tcp_connection_server_accurate_ecn_negotiation_success_ect_mangling_detected = 9, |
198 | tcp_connection_server_accurate_ecn_negotiation_success_ect_bleaching_detected = 10, |
199 | } tcp_connection_server_accurate_ecn_state_t; |
200 | |
201 | /* |
202 | * Add new fields to this structure at the end only. This will preserve |
203 | * binary compatibility. |
204 | */ |
205 | struct tcp_info { |
206 | u_int8_t tcpi_state; /* TCP FSM state. */ |
207 | u_int8_t tcpi_options; /* Options enabled on conn. */ |
208 | u_int8_t tcpi_snd_wscale; /* RFC1323 send shift value. */ |
209 | u_int8_t tcpi_rcv_wscale; /* RFC1323 recv shift value. */ |
210 | |
211 | u_int32_t tcpi_flags; /* extra flags (TCPI_FLAG_xxx) */ |
212 | |
213 | u_int32_t tcpi_rto; /* Retransmission timeout in milliseconds */ |
214 | u_int32_t tcpi_snd_mss; /* Max segment size for send. */ |
215 | u_int32_t tcpi_rcv_mss; /* Max segment size for receive. */ |
216 | |
217 | u_int32_t tcpi_rttcur; /* Most recent value of RTT */ |
218 | u_int32_t tcpi_srtt; /* Sender's Smoothed RTT */ |
219 | u_int32_t tcpi_rttvar; /* RTT variance */ |
220 | u_int32_t tcpi_rttbest; /* Best RTT we've seen */ |
221 | |
222 | u_int32_t tcpi_snd_ssthresh; /* Slow start threshold. */ |
223 | u_int32_t tcpi_snd_cwnd; /* Send congestion window. */ |
224 | |
225 | u_int32_t tcpi_rcv_space; /* Advertised recv window. */ |
226 | |
227 | u_int32_t tcpi_snd_wnd; /* Advertised send window. */ |
228 | u_int32_t tcpi_snd_nxt; /* Next egress seqno */ |
229 | u_int32_t tcpi_rcv_nxt; /* Next ingress seqno */ |
230 | |
231 | int32_t tcpi_last_outif; /* if_index of interface used to send last */ |
232 | u_int32_t tcpi_snd_sbbytes; /* bytes in snd buffer including data inflight */ |
233 | |
234 | u_int64_t tcpi_txpackets __attribute__((aligned(8))); /* total packets sent */ |
235 | u_int64_t tcpi_txbytes __attribute__((aligned(8))); |
236 | /* total bytes sent */ |
237 | u_int64_t tcpi_txretransmitbytes __attribute__((aligned(8))); |
238 | /* total bytes retransmitted */ |
239 | u_int64_t tcpi_txunacked __attribute__((aligned(8))); |
240 | /* current number of bytes not acknowledged */ |
241 | u_int64_t tcpi_rxpackets __attribute__((aligned(8))); /* total packets received */ |
242 | u_int64_t tcpi_rxbytes __attribute__((aligned(8))); |
243 | /* total bytes received */ |
244 | u_int64_t tcpi_rxduplicatebytes __attribute__((aligned(8))); |
245 | /* total duplicate bytes received */ |
246 | u_int64_t tcpi_rxoutoforderbytes __attribute__((aligned(8))); |
247 | /* total out of order bytes received */ |
248 | u_int64_t tcpi_snd_bw __attribute__((aligned(8))); /* measured send bandwidth in bits/sec */ |
249 | u_int8_t tcpi_synrexmits; /* Number of syn retransmits before connect */ |
250 | u_int8_t tcpi_unused1; |
251 | u_int16_t tcpi_unused2; |
252 | u_int64_t tcpi_cell_rxpackets __attribute((aligned(8)));/* packets received over cellular */ |
253 | u_int64_t tcpi_cell_rxbytes __attribute((aligned(8)));/* bytes received over cellular */ |
254 | u_int64_t tcpi_cell_txpackets __attribute((aligned(8)));/* packets transmitted over cellular */ |
255 | u_int64_t tcpi_cell_txbytes __attribute((aligned(8)));/* bytes transmitted over cellular */ |
256 | u_int64_t tcpi_wifi_rxpackets __attribute((aligned(8)));/* packets received over Wi-Fi */ |
257 | u_int64_t tcpi_wifi_rxbytes __attribute((aligned(8)));/* bytes received over Wi-Fi */ |
258 | u_int64_t tcpi_wifi_txpackets __attribute((aligned(8)));/* packets transmitted over Wi-Fi */ |
259 | u_int64_t tcpi_wifi_txbytes __attribute((aligned(8)));/* bytes transmitted over Wi-Fi */ |
260 | u_int64_t tcpi_wired_rxpackets __attribute((aligned(8)));/* packets received over Wired */ |
261 | u_int64_t tcpi_wired_rxbytes __attribute((aligned(8)));/* bytes received over Wired */ |
262 | u_int64_t tcpi_wired_txpackets __attribute((aligned(8)));/* packets transmitted over Wired */ |
263 | u_int64_t tcpi_wired_txbytes __attribute((aligned(8)));/* bytes transmitted over Wired */ |
264 | struct tcp_conn_status tcpi_connstatus;/* status of connection probes */ |
265 | |
266 | u_int16_t |
267 | tcpi_tfo_cookie_req:1, /* Cookie requested? */ |
268 | tcpi_tfo_cookie_rcv:1, /* Cookie received? */ |
269 | tcpi_tfo_syn_loss:1, /* Fallback to reg. TCP after SYN-loss */ |
270 | tcpi_tfo_syn_data_sent:1, /* SYN+data has been sent out */ |
271 | tcpi_tfo_syn_data_acked:1, /* SYN+data has been fully acknowledged */ |
272 | tcpi_tfo_syn_data_rcv:1, /* Server received SYN+data with a valid cookie */ |
273 | tcpi_tfo_cookie_req_rcv:1, /* Server received cookie-request */ |
274 | tcpi_tfo_cookie_sent:1, /* Server announced cookie */ |
275 | tcpi_tfo_cookie_invalid:1, /* Server received an invalid cookie */ |
276 | tcpi_tfo_cookie_wrong:1, /* Our sent cookie was wrong */ |
277 | tcpi_tfo_no_cookie_rcv:1, /* We did not receive a cookie upon our request */ |
278 | tcpi_tfo_heuristics_disable:1, /* TFO-heuristics disabled it */ |
279 | tcpi_tfo_send_blackhole:1, /* A sending-blackhole got detected */ |
280 | tcpi_tfo_recv_blackhole:1, /* A receiver-blackhole got detected */ |
281 | tcpi_tfo_onebyte_proxy:1; /* A proxy acknowledges all but one byte of the SYN */ |
282 | |
283 | u_int16_t tcpi_ecn_client_setup:1, /* Attempted ECN setup from client side */ |
284 | tcpi_ecn_server_setup:1, /* Attempted ECN setup from server side */ |
285 | tcpi_ecn_success:1, /* peer negotiated ECN */ |
286 | tcpi_ecn_lost_syn:1, /* Lost SYN with ECN setup */ |
287 | tcpi_ecn_lost_synack:1, /* Lost SYN-ACK with ECN setup */ |
288 | tcpi_local_peer:1, /* Local to the host or the subnet */ |
289 | tcpi_if_cell:1, /* Interface is cellular */ |
290 | tcpi_if_wifi:1, /* Interface is WiFi */ |
291 | tcpi_if_wired:1, /* Interface is wired - ethernet , thunderbolt etc,. */ |
292 | tcpi_if_wifi_infra:1, /* Interface is wifi infrastructure */ |
293 | tcpi_if_wifi_awdl:1, /* Interface is wifi AWDL */ |
294 | tcpi_snd_background:1, /* Using delay based algorithm on sender side */ |
295 | tcpi_rcv_background:1; /* Using delay based algorithm on receive side */ |
296 | |
297 | u_int32_t tcpi_ecn_recv_ce; /* Packets received with CE */ |
298 | u_int32_t tcpi_ecn_recv_cwr; /* Packets received with CWR */ |
299 | |
300 | u_int32_t tcpi_rcvoopack; /* out-of-order packets received */ |
301 | u_int32_t tcpi_pawsdrop; /* segments dropped due to PAWS */ |
302 | u_int32_t tcpi_sack_recovery_episode;/* SACK recovery episodes */ |
303 | u_int32_t tcpi_reordered_pkts;/* packets reorderd */ |
304 | u_int32_t tcpi_dsack_sent; /* Sent DSACK notification */ |
305 | u_int32_t tcpi_dsack_recvd; /* Received a valid DSACK option */ |
306 | u_int32_t tcpi_flowhash; /* Unique id for the connection */ |
307 | |
308 | u_int64_t tcpi_txretransmitpackets __attribute__((aligned(8))); |
309 | |
310 | #define TCPINFO_HAS_RCV_RTT 1 |
311 | uint32_t tcpi_rcv_srtt; /* Receiver's Smoothed RTT */ |
312 | uint32_t tcpi_client_accecn_state; /* Client's Accurate ECN state */ |
313 | uint32_t tcpi_server_accecn_state; /* Server's Accurate ECN state as seen by clent */ |
314 | uint64_t tcpi_ecn_capable_packets_sent; /* Packets sent with ECT */ |
315 | uint64_t tcpi_ecn_capable_packets_acked; /* Packets sent with ECT that were ACKed */ |
316 | uint64_t tcpi_ecn_capable_packets_marked; /* Packets sent with ECT that were marked */ |
317 | uint64_t tcpi_ecn_capable_packets_lost; /* Packets sent with ECT that were lost */ |
318 | |
319 | #define TCPINFO_HAS_LIMITED_TIME 1 |
320 | uint64_t tcpi_flow_control_total_time; |
321 | uint64_t tcpi_rcvwnd_limited_total_time; |
322 | }; |
323 | |
324 | struct tcp_measure_bw_burst { |
325 | u_int32_t min_burst_size;/* Minimum number of packets to use */ |
326 | u_int32_t max_burst_size;/* Maximum number of packets to use */ |
327 | }; |
328 | |
329 | /* |
330 | * Note that IPv6 link local addresses should have the appropriate scope ID |
331 | */ |
332 | |
333 | struct info_tuple { |
334 | u_int8_t itpl_proto; |
335 | union { |
336 | #if !__has_ptrcheck |
337 | struct sockaddr _itpl_sa; |
338 | #endif |
339 | struct __sockaddr_header _itpl_sah; |
340 | struct sockaddr_in _itpl_sin; |
341 | struct sockaddr_in6 _itpl_sin6; |
342 | } itpl_localaddr; |
343 | union { |
344 | #if !__has_ptrcheck |
345 | struct sockaddr _itpl_sa; |
346 | #endif |
347 | struct __sockaddr_header _itpl_sah; |
348 | struct sockaddr_in _itpl_sin; |
349 | struct sockaddr_in6 _itpl_sin6; |
350 | } itpl_remoteaddr; |
351 | }; |
352 | |
353 | #if !__has_ptrcheck |
354 | #define itpl_local_sa itpl_localaddr._itpl_sa |
355 | #define itpl_remote_sa itpl_remoteaddr._itpl_sa |
356 | #endif |
357 | |
358 | #define itpl_local_sah itpl_localaddr._itpl_sah |
359 | #define itpl_local_sin itpl_localaddr._itpl_sin |
360 | #define itpl_local_sin6 itpl_localaddr._itpl_sin6 |
361 | #define itpl_remote_sah itpl_remoteaddr._itpl_sah |
362 | #define itpl_remote_sin itpl_remoteaddr._itpl_sin |
363 | #define itpl_remote_sin6 itpl_remoteaddr._itpl_sin6 |
364 | |
365 | /* |
366 | * TCP connection info auxiliary data (CIAUX_TCP) |
367 | * |
368 | * Do not add new fields to this structure, just add them to tcp_info |
369 | * structure towards the end. This will preserve binary compatibility. |
370 | */ |
371 | typedef struct conninfo_tcp { |
372 | struct tcp_info tcpci_tcp_info;/* TCP info */ |
373 | } conninfo_tcp_t; |
374 | |
375 | #pragma pack() |
376 | |
377 | struct mptcp_itf_stats { |
378 | u_short ifindex; |
379 | uint16_t switches; |
380 | uint32_t is_expensive:1; |
381 | uint64_t mpis_txbytes __attribute__((aligned(8))); |
382 | uint64_t mpis_rxbytes __attribute__((aligned(8))); |
383 | uint64_t mpis_wifi_txbytes __attribute__((aligned(8))); |
384 | uint64_t mpis_wifi_rxbytes __attribute__((aligned(8))); |
385 | uint64_t mpis_wired_txbytes __attribute__((aligned(8))); |
386 | uint64_t mpis_wired_rxbytes __attribute__((aligned(8))); |
387 | uint64_t mpis_cell_txbytes __attribute__((aligned(8))); |
388 | uint64_t mpis_cell_rxbytes __attribute__((aligned(8))); |
389 | }; |
390 | |
391 | /* Version solely used to let libnetcore survive */ |
392 | #define CONNINFO_MPTCP_VERSION 3 |
393 | typedef struct conninfo_multipathtcp { |
394 | uint32_t mptcpci_subflow_count; |
395 | uint32_t mptcpci_switch_count; |
396 | sae_connid_t mptcpci_subflow_connids[4]; |
397 | |
398 | uint64_t mptcpci_init_rxbytes; |
399 | uint64_t mptcpci_init_txbytes; |
400 | |
401 | #define MPTCP_ITFSTATS_SIZE 4 |
402 | struct mptcp_itf_stats mptcpci_itfstats[MPTCP_ITFSTATS_SIZE]; |
403 | |
404 | uint32_t mptcpci_flags; |
405 | #define MPTCPCI_FIRSTPARTY 0x01 |
406 | } conninfo_multipathtcp_t; |
407 | #endif /* (_POSIX_C_SOURCE && !_DARWIN_C_SOURCE) */ |
408 | |
409 | #endif /* _NETINET_TCP_PRIVATE_H_ */ |
410 | |