| tcp_var.h (178349) | tcp_var.h (181056) |
|---|---|
| 1/*- 2 * Copyright (c) 1982, 1986, 1993, 1994, 1995 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 13 unchanged lines hidden (view full) --- 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * @(#)tcp_var.h 8.4 (Berkeley) 5/24/95 | 1/*- 2 * Copyright (c) 1982, 1986, 1993, 1994, 1995 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 13 unchanged lines hidden (view full) --- 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * @(#)tcp_var.h 8.4 (Berkeley) 5/24/95 |
| 30 * $FreeBSD: head/sys/netinet/tcp_var.h 178349 2008-04-20 18:36:59Z bz $ | 30 * $FreeBSD: head/sys/netinet/tcp_var.h 181056 2008-07-31 15:10:09Z rpaulo $ |
| 31 */ 32 33#ifndef _NETINET_TCP_VAR_H_ 34#define _NETINET_TCP_VAR_H_ 35 36#include <netinet/tcp.h> 37 38/* --- 80 unchanged lines hidden (view full) --- 119#define TF_LASTIDLE 0x040000 /* connection was previously idle */ 120#define TF_RXWIN0SENT 0x080000 /* sent a receiver win 0 in response */ 121#define TF_FASTRECOVERY 0x100000 /* in NewReno Fast Recovery */ 122#define TF_WASFRECOVERY 0x200000 /* was in NewReno Fast Recovery */ 123#define TF_SIGNATURE 0x400000 /* require MD5 digests (RFC2385) */ 124#define TF_FORCEDATA 0x800000 /* force out a byte */ 125#define TF_TSO 0x1000000 /* TSO enabled on this connection */ 126#define TF_TOE 0x2000000 /* this connection is offloaded */ | 31 */ 32 33#ifndef _NETINET_TCP_VAR_H_ 34#define _NETINET_TCP_VAR_H_ 35 36#include <netinet/tcp.h> 37 38/* --- 80 unchanged lines hidden (view full) --- 119#define TF_LASTIDLE 0x040000 /* connection was previously idle */ 120#define TF_RXWIN0SENT 0x080000 /* sent a receiver win 0 in response */ 121#define TF_FASTRECOVERY 0x100000 /* in NewReno Fast Recovery */ 122#define TF_WASFRECOVERY 0x200000 /* was in NewReno Fast Recovery */ 123#define TF_SIGNATURE 0x400000 /* require MD5 digests (RFC2385) */ 124#define TF_FORCEDATA 0x800000 /* force out a byte */ 125#define TF_TSO 0x1000000 /* TSO enabled on this connection */ 126#define TF_TOE 0x2000000 /* this connection is offloaded */ |
| 127#define TF_ECN_PERMIT 0x4000000 /* connection ECN-ready */ 128#define TF_ECN_SND_CWR 0x8000000 /* ECN CWR in queue */ 129#define TF_ECN_SND_ECE 0x10000000 /* ECN ECE in queue */ |
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| 127 128 tcp_seq snd_una; /* send unacknowledged */ 129 tcp_seq snd_max; /* highest sequence number sent; 130 * used to recognize retransmits 131 */ 132 tcp_seq snd_nxt; /* send next */ 133 tcp_seq snd_up; /* send urgent pointer */ 134 --- 293 unchanged lines hidden (view full) --- 428 429 /* SACK related stats */ 430 u_long tcps_sack_recovery_episode; /* SACK recovery episodes */ 431 u_long tcps_sack_rexmits; /* SACK rexmit segments */ 432 u_long tcps_sack_rexmit_bytes; /* SACK rexmit bytes */ 433 u_long tcps_sack_rcv_blocks; /* SACK blocks (options) received */ 434 u_long tcps_sack_send_blocks; /* SACK blocks (options) sent */ 435 u_long tcps_sack_sboverflow; /* times scoreboard overflowed */ | 130 131 tcp_seq snd_una; /* send unacknowledged */ 132 tcp_seq snd_max; /* highest sequence number sent; 133 * used to recognize retransmits 134 */ 135 tcp_seq snd_nxt; /* send next */ 136 tcp_seq snd_up; /* send urgent pointer */ 137 --- 293 unchanged lines hidden (view full) --- 431 432 /* SACK related stats */ 433 u_long tcps_sack_recovery_episode; /* SACK recovery episodes */ 434 u_long tcps_sack_rexmits; /* SACK rexmit segments */ 435 u_long tcps_sack_rexmit_bytes; /* SACK rexmit bytes */ 436 u_long tcps_sack_rcv_blocks; /* SACK blocks (options) received */ 437 u_long tcps_sack_send_blocks; /* SACK blocks (options) sent */ 438 u_long tcps_sack_sboverflow; /* times scoreboard overflowed */ |
| 439 440 /* ECN related stats */ 441 u_long tcps_ecn_ce; /* ECN Congestion Experienced */ 442 u_long tcps_ecn_ect0; /* ECN Capable Transport */ 443 u_long tcps_ecn_ect1; /* ECN Capable Transport */ 444 u_long tcps_ecn_shs; /* ECN successful handshakes */ 445 u_long tcps_ecn_rcwnd; /* # times ECN reduced the cwnd */ |
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| 436}; 437 438/* 439 * TCB structure exported to user-land via sysctl(3). 440 * Evil hack: declare only if in_pcb.h and sys/socketvar.h have been 441 * included. Not all of our clients do. 442 */ 443#if defined(_NETINET_IN_PCB_H_) && defined(_SYS_SOCKETVAR_H_) --- 60 unchanged lines hidden (view full) --- 504extern int tcp_delack_enabled; 505extern int tcp_do_newreno; 506extern int path_mtu_discovery; 507extern int ss_fltsz; 508extern int ss_fltsz_local; 509 510extern int tcp_do_sack; /* SACK enabled/disabled */ 511extern int tcp_sc_rst_sock_fail; /* RST on sock alloc failure */ | 446}; 447 448/* 449 * TCB structure exported to user-land via sysctl(3). 450 * Evil hack: declare only if in_pcb.h and sys/socketvar.h have been 451 * included. Not all of our clients do. 452 */ 453#if defined(_NETINET_IN_PCB_H_) && defined(_SYS_SOCKETVAR_H_) --- 60 unchanged lines hidden (view full) --- 514extern int tcp_delack_enabled; 515extern int tcp_do_newreno; 516extern int path_mtu_discovery; 517extern int ss_fltsz; 518extern int ss_fltsz_local; 519 520extern int tcp_do_sack; /* SACK enabled/disabled */ 521extern int tcp_sc_rst_sock_fail; /* RST on sock alloc failure */ |
| 522extern int tcp_do_ecn; /* TCP ECN enabled/disabled */ 523extern int tcp_ecn_maxretries; |
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| 512 513int tcp_addoptions(struct tcpopt *, u_char *); 514struct tcpcb * 515 tcp_close(struct tcpcb *); 516void tcp_discardcb(struct tcpcb *); 517void tcp_twstart(struct tcpcb *); 518#if 0 519int tcp_twrecycleable(struct tcptw *tw); --- 72 unchanged lines hidden --- | 524 525int tcp_addoptions(struct tcpopt *, u_char *); 526struct tcpcb * 527 tcp_close(struct tcpcb *); 528void tcp_discardcb(struct tcpcb *); 529void tcp_twstart(struct tcpcb *); 530#if 0 531int tcp_twrecycleable(struct tcptw *tw); --- 72 unchanged lines hidden --- |