0 $…ˆl–Ðz¾”*ClÊq@‚àEp ©‹Fÿî „|íÀë(ú…/* * Copyright (c) 1982, 1986, 1993 * The Regents of the University of California. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * @(#)tcp.h 8.1 (Berkeley) 6/10/93 */ #ifndef _NETINET_TCP_H #define _NETINET_TCP_H 1 #include /* * User-settable options (used with setsockopt). */ #define TCP_NODELAY 1 /* Don't delay send to coalesce packets */ #define TCP_MAXSEG 2 /* Set maximum segment size */ #define TCP_CORK 3 /* Control sending of partial frames */ #define TCP_KEEPIDLE 4 /* Start keeplives after this period */ #define TCP_KEEPINTVL 5 /* Interval between keepalives */ #define TCP_KEEPCNT 6 /* Number of keepalives before death */ #define TCP_SYNCNT 7 /* Number of SYN retransmits */ #define TCP_LINGER2 8 /* Life time of orphaned FIN-WAIT-2 state */ #define TCP_DEFER_ACCEPT 9 /* Wake up listener only when data arrive */ #define TCP_WINDOW_CLAMP 10 /* Bound advertised window */ #define TCP_INFO 11 /* Information about this connection. */ #define TCP_QUICKACK 12 /* Bock/reenable quick ACKs. */ #define TCP_CONGESTION 13 /* Congestion control algorithm. */ #define TCP_MD5SIG 14 /* TCP MD5 Signature (RFC2385) */ #define TCP_COOKIE_TRANSACTIONS 15 /* TCP Cookie Transactions */ #define TCP_THIN_LINEAR_TIMEOUTS 16 /* Use linear timeouts for thin streams*/ #define TCP_THIN_DUPACK 17 /* Fast retrans. after 1 dupack */ #define TCP_USER_TIMEOUT 18 /* How long for loss retry before timeout */ #define TCP_REPAIR 19 /* TCP sock is under repair right now */ #define TCP_REPAIR_QUEUE 20 /* Set TCP queue to repair */ #define TCP_QUEUE_SEQ 21 /* Set sequence number of repaired queue. */ #define TCP_REPAIR_OPTIONS 22 /* Repair TCP connection options */ #define TCP_FASTOPEN 23 /* Enable FastOpen on listeners */ #define TCP_TIMESTAMP 24 /* TCP time stamp */ #define TCP_NOTSENT_LOWAT 25 /* Limit number of unsent bytes in write queue. */ #define TCP_CC_INFO 26 /* Get Congestion Control (optional) info. */ #define TCP_SAVE_SYN 27 /* Record SYN headers for new connections. */ #define TCP_SAVED_SYN 28 /* Get SYN headers recorded for connection. */ #define TCP_REPAIR_WINDOW 29 /* Get/set window parameters. */ #define TCP_FASTOPEN_CONNECT 30 /* Attempt FastOpen with connect. */ #define TCP_ULP 31 /* Attach a ULP to a TCP connection. */ #define TCP_MD5SIG_EXT 32 /* TCP MD5 Signature with extensions. */ #define TCP_FASTOPEN_KEY 33 /* Set the key for Fast Open (cookie). */ #define TCP_FASTOPEN_NO_COOKIE 34 /* Enable TFO