sctp.h revision 189790
1/*- 2 * Copyright (c) 2001-2008, by Cisco Systems, Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are met: 6 * 7 * a) Redistributions of source code must retain the above copyright notice, 8 * this list of conditions and the following disclaimer. 9 * 10 * b) Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in 12 * the documentation and/or other materials provided with the distribution. 13 * 14 * c) Neither the name of Cisco Systems, Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived 16 * from this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 20 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 22 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 28 * THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30/* $KAME: sctp.h,v 1.18 2005/03/06 16:04:16 itojun Exp $ */ 31 32#include <sys/cdefs.h> 33__FBSDID("$FreeBSD: head/sys/netinet/sctp.h 189790 2009-03-14 13:42:13Z rrs $"); 34 35#ifndef _NETINET_SCTP_H_ 36#define _NETINET_SCTP_H_ 37 38#include <sys/types.h> 39 40 41#define SCTP_PACKED __attribute__((packed)) 42 43/* 44 * SCTP protocol - RFC2960. 45 */ 46struct sctphdr { 47 uint16_t src_port; /* source port */ 48 uint16_t dest_port; /* destination port */ 49 uint32_t v_tag; /* verification tag of packet */ 50 uint32_t checksum; /* Adler32 C-Sum */ 51 /* chunks follow... */ 52} SCTP_PACKED; 53 54/* 55 * SCTP Chunks 56 */ 57struct sctp_chunkhdr { 58 uint8_t chunk_type; /* chunk type */ 59 uint8_t chunk_flags; /* chunk flags */ 60 uint16_t chunk_length; /* chunk length */ 61 /* optional params follow */ 62} SCTP_PACKED; 63 64/* 65 * SCTP chunk parameters 66 */ 67struct sctp_paramhdr { 68 uint16_t param_type; /* parameter type */ 69 uint16_t param_length; /* parameter length */ 70} SCTP_PACKED; 71 72/* 73 * user socket options: socket API defined 74 */ 75/* 76 * read-write options 77 */ 78#define SCTP_RTOINFO 0x00000001 79#define SCTP_ASSOCINFO 0x00000002 80#define SCTP_INITMSG 0x00000003 81#define SCTP_NODELAY 0x00000004 82#define SCTP_AUTOCLOSE 0x00000005 83#define SCTP_SET_PEER_PRIMARY_ADDR 0x00000006 84#define SCTP_PRIMARY_ADDR 0x00000007 85#define SCTP_ADAPTATION_LAYER 0x00000008 86/* same as above */ 87#define SCTP_ADAPTION_LAYER 0x00000008 88#define SCTP_DISABLE_FRAGMENTS 0x00000009 89#define SCTP_PEER_ADDR_PARAMS 0x0000000a 90#define SCTP_DEFAULT_SEND_PARAM 0x0000000b 91/* ancillary data/notification interest options */ 92#define SCTP_EVENTS 0x0000000c 93/* Without this applied we will give V4 and V6 addresses on a V6 socket */ 94#define SCTP_I_WANT_MAPPED_V4_ADDR 0x0000000d 95#define SCTP_MAXSEG 0x0000000e 96#define SCTP_DELAYED_SACK 0x0000000f 97#define SCTP_FRAGMENT_INTERLEAVE 0x00000010 98#define SCTP_PARTIAL_DELIVERY_POINT 0x00000011 99/* authentication support */ 100#define SCTP_AUTH_CHUNK 0x00000012 101#define SCTP_AUTH_KEY 0x00000013 102#define SCTP_HMAC_IDENT 0x00000014 103#define SCTP_AUTH_ACTIVE_KEY 0x00000015 104#define SCTP_AUTH_DELETE_KEY 0x00000016 105#define SCTP_USE_EXT_RCVINFO 0x00000017 106#define SCTP_AUTO_ASCONF 0x00000018 /* rw */ 107#define SCTP_MAXBURST 0x00000019 /* rw */ 108#define SCTP_MAX_BURST 0x00000019 /* rw */ 109/* assoc level context */ 110#define SCTP_CONTEXT 0x0000001a /* rw */ 111/* explict EOR signalling */ 112#define SCTP_EXPLICIT_EOR 0x0000001b 113#define SCTP_REUSE_PORT 0x0000001c /* rw */ 114#define SCTP_AUTH_DEACTIVATE_KEY 0x0000001d 115 116/* 117 * read-only options 118 */ 119#define SCTP_STATUS 0x00000100 120#define SCTP_GET_PEER_ADDR_INFO 0x00000101 121/* authentication support */ 122#define SCTP_PEER_AUTH_CHUNKS 0x00000102 123#define SCTP_LOCAL_AUTH_CHUNKS 0x00000103 124#define SCTP_GET_ASSOC_NUMBER 0x00000104 /* ro */ 125#define SCTP_GET_ASSOC_ID_LIST 0x00000105 /* ro */ 126 127/* 128 * user socket options: BSD implementation specific 129 */ 130/* 131 * Blocking I/O is enabled on any TCP type socket by default. For the UDP 132 * model if this is turned on then the socket buffer is shared for send 133 * resources amongst all associations. The default for the UDP model is that 134 * is SS_NBIO is set. Which means all associations have a seperate send 135 * limit BUT they will NOT ever BLOCK instead you will get an error back 136 * EAGAIN if you try to send to much. If you want the blocking symantics you 137 * set this option at the cost of sharing one socket send buffer size amongst 138 * all associations. Peeled off sockets turn this option off and block. But 139 * since both TCP and peeled off sockets have only one assoc per socket this 140 * is fine. It probably does NOT make sense to set this on SS_NBIO on a TCP 141 * model OR peeled off UDP model, but we do allow you to do so. You just use 142 * the normal syscall to toggle SS_NBIO the way you want. 143 * 144 * Blocking I/O is controled by the SS_NBIO flag on the socket state so_state 145 * field. 146 */ 147 148/* these should probably go into sockets API */ 149#define SCTP_RESET_STREAMS 0x00001004 /* wo */ 150 151 152/* here on down are more implementation specific */ 153#define SCTP_SET_DEBUG_LEVEL 0x00001005 154#define SCTP_CLR_STAT_LOG 0x00001007 155/* CMT ON/OFF socket option */ 156#define SCTP_CMT_ON_OFF 0x00001200 157#define SCTP_CMT_USE_DAC 0x00001201 158/* EY - NR_SACK on/off socket option */ 159#define SCTP_NR_SACK_ON_OFF 0x00001300 160/* JRS - Pluggable Congestion Control Socket option */ 161#define SCTP_PLUGGABLE_CC 0x00001202 162 163/* read only */ 164#define SCTP_GET_SNDBUF_USE 0x00001101 165#define SCTP_GET_STAT_LOG 0x00001103 166#define SCTP_PCB_STATUS 0x00001104 167#define SCTP_GET_NONCE_VALUES 0x00001105 168 169 170/* Special hook for dynamically setting primary for all assoc's, 171 * this is a write only option that requires root privledge. 172 */ 173#define SCTP_SET_DYNAMIC_PRIMARY 0x00002001 174 175/* VRF (virtual router feature) and multi-VRF support 176 * options. VRF's provide splits within a router 177 * that give the views of multiple routers. A 178 * standard host, without VRF support, is just 179 * a single VRF. If VRF's are supported then 180 * the transport must be VRF aware. This means 181 * that every socket call coming in must be directed 182 * within the endpoint to one of the VRF's it belongs 183 * to. The endpoint, before binding, may select 184 * the "default" VRF it is in by using a set socket 185 * option with SCTP_VRF_ID. This will also 186 * get propegated to the default VRF. Once the 187 * endpoint binds an address then it CANNOT add 188 * additional VRF's to become a Multi-VRF endpoint. 189 * 190 * Before BINDING additional VRF's can be added with 191 * the SCTP_ADD_VRF_ID call or deleted with 192 * SCTP_DEL_VRF_ID. 193 * 194 * Associations are ALWAYS contained inside a single 195 * VRF. They cannot reside in two (or more) VRF's. Incoming 196 * packets, assuming the router is VRF aware, can always 197 * tell us what VRF they arrived on. A host not supporting 198 * any VRF's will find that the packets always arrived on the 199 * single VRF that the host has. 200 * 201 */ 202 203#define SCTP_VRF_ID 0x00003001 204#define SCTP_ADD_VRF_ID 0x00003002 205#define SCTP_GET_VRF_IDS 0x00003003 206#define SCTP_GET_ASOC_VRF 0x00003004 207#define SCTP_DEL_VRF_ID 0x00003005 208 209/* 210 * If you enable packet logging you can get 211 * a poor mans ethereal output in binary 212 * form. Note this is a compile option to 213 * the kernel, SCTP_PACKET_LOGGING, and 214 * without it in your kernel you 215 * will get a EOPNOTSUPP 216 */ 217#define SCTP_GET_PACKET_LOG 0x00004001 218 219/* 220 * hidden implementation specific options these are NOT user visible (should 221 * move out of sctp.h) 222 */ 223/* sctp_bindx() flags as hidden socket options */ 224#define SCTP_BINDX_ADD_ADDR 0x00008001 225#define SCTP_BINDX_REM_ADDR 0x00008002 226/* Hidden socket option that gets the addresses */ 227#define SCTP_GET_PEER_ADDRESSES 0x00008003 228#define SCTP_GET_LOCAL_ADDRESSES 0x00008004 229/* return the total count in bytes needed to hold all local addresses bound */ 230#define SCTP_GET_LOCAL_ADDR_SIZE 0x00008005 231/* Return the total count in bytes needed to hold the remote address */ 232#define SCTP_GET_REMOTE_ADDR_SIZE 0x00008006 233/* hidden option for connectx */ 234#define SCTP_CONNECT_X 0x00008007 235/* hidden option for connectx_delayed, part of sendx */ 236#define SCTP_CONNECT_X_DELAYED 0x00008008 237#define SCTP_CONNECT_X_COMPLETE 0x00008009 238/* hidden socket option based sctp_peeloff */ 239#define SCTP_PEELOFF 0x0000800a 240/* the real worker for sctp_getaddrlen() */ 241#define SCTP_GET_ADDR_LEN 0x0000800b 242/* temporary workaround for Apple listen() issue, no args used */ 243#define SCTP_LISTEN_FIX 0x0000800c 244/* Debug things that need to be purged */ 245#define SCTP_SET_INITIAL_DBG_SEQ 0x00009f00 246 247/* JRS - Supported congestion control modules for pluggable 248 * congestion control 249 */ 250/* Standard TCP Congestion Control */ 251#define SCTP_CC_RFC2581 0x00000000 252/* High Speed TCP Congestion Control (Floyd) */ 253#define SCTP_CC_HSTCP 0x00000001 254/* HTCP Congestion Control */ 255#define SCTP_CC_HTCP 0x00000002 256 257 258/* fragment interleave constants 259 * setting must be one of these or 260 * EINVAL returned. 261 */ 262#define SCTP_FRAG_LEVEL_0 0x00000000 263#define SCTP_FRAG_LEVEL_1 0x00000001 264#define SCTP_FRAG_LEVEL_2 0x00000002 265 266/* 267 * user state values 268 */ 269#define SCTP_CLOSED 0x0000 270#define SCTP_BOUND 0x1000 271#define SCTP_LISTEN 0x2000 272#define SCTP_COOKIE_WAIT 0x0002 273#define SCTP_COOKIE_ECHOED 0x0004 274#define SCTP_ESTABLISHED 0x0008 275#define SCTP_SHUTDOWN_SENT 0x0010 276#define SCTP_SHUTDOWN_RECEIVED 0x0020 277#define SCTP_SHUTDOWN_ACK_SENT 0x0040 278#define SCTP_SHUTDOWN_PENDING 0x0080 279 280/* 281 * SCTP operational error codes (user visible) 282 */ 283#define SCTP_CAUSE_NO_ERROR 0x0000 284#define SCTP_CAUSE_INVALID_STREAM 0x0001 285#define SCTP_CAUSE_MISSING_PARAM 0x0002 286#define SCTP_CAUSE_STALE_COOKIE 0x0003 287#define SCTP_CAUSE_OUT_OF_RESC 0x0004 288#define SCTP_CAUSE_UNRESOLVABLE_ADDR 0x0005 289#define SCTP_CAUSE_UNRECOG_CHUNK 0x0006 290#define SCTP_CAUSE_INVALID_PARAM 0x0007 291#define SCTP_CAUSE_UNRECOG_PARAM 0x0008 292#define SCTP_CAUSE_NO_USER_DATA 0x0009 293#define SCTP_CAUSE_COOKIE_IN_SHUTDOWN 0x000a 294#define SCTP_CAUSE_RESTART_W_NEWADDR 0x000b 295#define SCTP_CAUSE_USER_INITIATED_ABT 0x000c 296#define SCTP_CAUSE_PROTOCOL_VIOLATION 0x000d 297 298/* Error causes from RFC5061 */ 299#define SCTP_CAUSE_DELETING_LAST_ADDR 0x00a0 300#define SCTP_CAUSE_RESOURCE_SHORTAGE 0x00a1 301#define SCTP_CAUSE_DELETING_SRC_ADDR 0x00a2 302#define SCTP_CAUSE_ILLEGAL_ASCONF_ACK 0x00a3 303#define SCTP_CAUSE_REQUEST_REFUSED 0x00a4 304 305/* Error causes from nat-draft */ 306#define SCTP_CAUSE_NAT_COLLIDING_STATE 0x00b0 307#define SCTP_CAUSE_NAT_MISSING_STATE 0x00b1 308 309/* Error causes from RFC4895 */ 310#define SCTP_CAUSE_UNSUPPORTED_HMACID 0x0105 311 312/* 313 * error cause parameters (user visisble) 314 */ 315struct sctp_error_cause { 316 uint16_t code; 317 uint16_t length; 318 /* optional cause-specific info may follow */ 319} SCTP_PACKED; 320 321struct sctp_error_invalid_stream { 322 struct sctp_error_cause cause; /* code=SCTP_ERROR_INVALID_STREAM */ 323 uint16_t stream_id; /* stream id of the DATA in error */ 324 uint16_t reserved; 325} SCTP_PACKED; 326 327struct sctp_error_missing_param { 328 struct sctp_error_cause cause; /* code=SCTP_ERROR_MISSING_PARAM */ 329 uint32_t num_missing_params; /* number of missing parameters */ 330 /* uint16_t param_type's follow */ 331} SCTP_PACKED; 332 333struct sctp_error_stale_cookie { 334 struct sctp_error_cause cause; /* code=SCTP_ERROR_STALE_COOKIE */ 335 uint32_t stale_time; /* time in usec of staleness */ 336} SCTP_PACKED; 337 338struct sctp_error_out_of_resource { 339 struct sctp_error_cause cause; /* code=SCTP_ERROR_OUT_OF_RESOURCES */ 340} SCTP_PACKED; 341 342struct sctp_error_unresolv_addr { 343 struct sctp_error_cause cause; /* code=SCTP_ERROR_UNRESOLVABLE_ADDR */ 344 345} SCTP_PACKED; 346 347struct sctp_error_unrecognized_chunk { 348 struct sctp_error_cause cause; /* code=SCTP_ERROR_UNRECOG_CHUNK */ 349 struct sctp_chunkhdr ch;/* header from chunk in error */ 350} SCTP_PACKED; 351 352/* 353 * Main SCTP chunk types we place these here so natd and f/w's in user land 354 * can find them. 355 */ 356/************0x00 series ***********/ 357#define SCTP_DATA 0x00 358#define SCTP_INITIATION 0x01 359#define SCTP_INITIATION_ACK 0x02 360#define SCTP_SELECTIVE_ACK 0x03 361#define SCTP_HEARTBEAT_REQUEST 0x04 362#define SCTP_HEARTBEAT_ACK 0x05 363#define SCTP_ABORT_ASSOCIATION 0x06 364#define SCTP_SHUTDOWN 0x07 365#define SCTP_SHUTDOWN_ACK 0x08 366#define SCTP_OPERATION_ERROR 0x09 367#define SCTP_COOKIE_ECHO 0x0a 368#define SCTP_COOKIE_ACK 0x0b 369#define SCTP_ECN_ECHO 0x0c 370#define SCTP_ECN_CWR 0x0d 371#define SCTP_SHUTDOWN_COMPLETE 0x0e 372/* RFC4895 */ 373#define SCTP_AUTHENTICATION 0x0f 374/* EY nr_sack chunk id*/ 375#define SCTP_NR_SELECTIVE_ACK 0x10 376/************0x40 series ***********/ 377/************0x80 series ***********/ 378/* RFC5061 */ 379#define SCTP_ASCONF_ACK 0x80 380/* draft-ietf-stewart-pktdrpsctp */ 381#define SCTP_PACKET_DROPPED 0x81 382/* draft-ietf-stewart-strreset-xxx */ 383#define SCTP_STREAM_RESET 0x82 384 385/* RFC4820 */ 386#define SCTP_PAD_CHUNK 0x84 387/************0xc0 series ***********/ 388/* RFC3758 */ 389#define SCTP_FORWARD_CUM_TSN 0xc0 390/* RFC5061 */ 391#define SCTP_ASCONF 0xc1 392 393 394/* ABORT and SHUTDOWN COMPLETE FLAG */ 395#define SCTP_HAD_NO_TCB 0x01 396 397/* Packet dropped flags */ 398#define SCTP_FROM_MIDDLE_BOX SCTP_HAD_NO_TCB 399#define SCTP_BADCRC 0x02 400#define SCTP_PACKET_TRUNCATED 0x04 401 402#define SCTP_SAT_NETWORK_MIN 400 /* min ms for RTT to set satellite 403 * time */ 404#define SCTP_SAT_NETWORK_BURST_INCR 2 /* how many times to multiply maxburst 405 * in sat */ 406 407/* Data Chuck Specific Flags */ 408#define SCTP_DATA_FRAG_MASK 0x03 409#define SCTP_DATA_MIDDLE_FRAG 0x00 410#define SCTP_DATA_LAST_FRAG 0x01 411#define SCTP_DATA_FIRST_FRAG 0x02 412#define SCTP_DATA_NOT_FRAG 0x03 413#define SCTP_DATA_UNORDERED 0x04 414#define SCTP_DATA_SACK_IMMEDIATELY 0x08 415/* ECN Nonce: SACK Chunk Specific Flags */ 416#define SCTP_SACK_NONCE_SUM 0x01 417 418/* EY nr_sack all bit - All bit is the 2nd LSB of nr_sack chunk flags*/ 419/* if All bit is set in an nr-sack chunk, then all nr gap acks gap acks*/ 420#define SCTP_NR_SACK_ALL_BIT 0x02 421/* CMT DAC algorithm SACK flag */ 422#define SCTP_SACK_CMT_DAC 0x80 423 424/* 425 * PCB flags (in sctp_flags bitmask). 426 * Note the features and flags are meant 427 * for use by netstat. 428 */ 429#define SCTP_PCB_FLAGS_UDPTYPE 0x00000001 430#define SCTP_PCB_FLAGS_TCPTYPE 0x00000002 431#define SCTP_PCB_FLAGS_BOUNDALL 0x00000004 432#define SCTP_PCB_FLAGS_ACCEPTING 0x00000008 433#define SCTP_PCB_FLAGS_UNBOUND 0x00000010 434#define SCTP_PCB_FLAGS_CLOSE_IP 0x00040000 435#define SCTP_PCB_FLAGS_WAS_CONNECTED 0x00080000 436#define SCTP_PCB_FLAGS_WAS_ABORTED 0x00100000 437/* TCP model support */ 438 439#define SCTP_PCB_FLAGS_CONNECTED 0x00200000 440#define SCTP_PCB_FLAGS_IN_TCPPOOL 0x00400000 441#define SCTP_PCB_FLAGS_DONT_WAKE 0x00800000 442#define SCTP_PCB_FLAGS_WAKEOUTPUT 0x01000000 443#define SCTP_PCB_FLAGS_WAKEINPUT 0x02000000 444#define SCTP_PCB_FLAGS_BOUND_V6 0x04000000 445#define SCTP_PCB_FLAGS_BLOCKING_IO 0x08000000 446#define SCTP_PCB_FLAGS_SOCKET_GONE 0x10000000 447#define SCTP_PCB_FLAGS_SOCKET_ALLGONE 0x20000000 448/* flags to copy to new PCB */ 449#define SCTP_PCB_COPY_FLAGS (SCTP_PCB_FLAGS_BOUNDALL|\ 450 SCTP_PCB_FLAGS_WAKEINPUT|\ 451 SCTP_PCB_FLAGS_BOUND_V6) 452 453 454/* 455 * PCB Features (in sctp_features bitmask) 456 */ 457#define SCTP_PCB_FLAGS_EXT_RCVINFO 0x00000002 458#define SCTP_PCB_FLAGS_DONOT_HEARTBEAT 0x00000004 459#define SCTP_PCB_FLAGS_FRAG_INTERLEAVE 0x00000008 460#define SCTP_PCB_FLAGS_INTERLEAVE_STRMS 0x00000010 461#define SCTP_PCB_FLAGS_DO_ASCONF 0x00000020 462#define SCTP_PCB_FLAGS_AUTO_ASCONF 0x00000040 463#define SCTP_PCB_FLAGS_ZERO_COPY_ACTIVE 0x00000080 464/* socket options */ 465#define SCTP_PCB_FLAGS_NODELAY 0x00000100 466#define SCTP_PCB_FLAGS_AUTOCLOSE 0x00000200 467#define SCTP_PCB_FLAGS_RECVDATAIOEVNT 0x00000400 468#define SCTP_PCB_FLAGS_RECVASSOCEVNT 0x00000800 469#define SCTP_PCB_FLAGS_RECVPADDREVNT 0x00001000 470#define SCTP_PCB_FLAGS_RECVPEERERR 0x00002000 471#define SCTP_PCB_FLAGS_RECVSENDFAILEVNT 0x00004000 472#define SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT 0x00008000 473#define SCTP_PCB_FLAGS_ADAPTATIONEVNT 0x00010000 474#define SCTP_PCB_FLAGS_PDAPIEVNT 0x00020000 475#define SCTP_PCB_FLAGS_AUTHEVNT 0x00040000 476#define SCTP_PCB_FLAGS_STREAM_RESETEVNT 0x00080000 477#define SCTP_PCB_FLAGS_NO_FRAGMENT 0x00100000 478#define SCTP_PCB_FLAGS_EXPLICIT_EOR 0x00400000 479#define SCTP_PCB_FLAGS_NEEDS_MAPPED_V4 0x00800000 480#define SCTP_PCB_FLAGS_MULTIPLE_ASCONFS 0x01000000 481#define SCTP_PCB_FLAGS_PORTREUSE 0x02000000 482#define SCTP_PCB_FLAGS_DRYEVNT 0x04000000 483/*- 484 * mobility_features parameters (by micchie).Note 485 * these features are applied against the 486 * sctp_mobility_features flags.. not the sctp_features 487 * flags. 488 */ 489#define SCTP_MOBILITY_BASE 0x00000001 490#define SCTP_MOBILITY_FASTHANDOFF 0x00000002 491#define SCTP_MOBILITY_PRIM_DELETED 0x00000004 492 493 494#define SCTP_SMALLEST_PMTU 512 /* smallest pmtu allowed when disabling PMTU 495 * discovery */ 496 497#include <netinet/sctp_uio.h> 498 499/* This dictates the size of the packet 500 * collection buffer. This only applies 501 * if SCTP_PACKET_LOGGING is enabled in 502 * your config. 503 */ 504#define SCTP_PACKET_LOG_SIZE 65536 505 506/* Maximum delays and such a user can set for options that 507 * take ms. 508 */ 509#define SCTP_MAX_SACK_DELAY 500 /* per RFC4960 */ 510#define SCTP_MAX_HB_INTERVAL 14400000 /* 4 hours in ms */ 511#define SCTP_MAX_COOKIE_LIFE 3600000 /* 1 hour in ms */ 512 513 514/* Types of logging/KTR tracing that can be enabled via the 515 * sysctl net.inet.sctp.sctp_logging. You must also enable 516 * SUBSYS tracing. 517 * Note that you must have the SCTP option in the kernel 518 * to enable these as well. 519 */ 520#define SCTP_BLK_LOGGING_ENABLE 0x00000001 521#define SCTP_CWND_MONITOR_ENABLE 0x00000002 522#define SCTP_CWND_LOGGING_ENABLE 0x00000004 523#define SCTP_EARLYFR_LOGGING_ENABLE 0x00000010 524#define SCTP_FLIGHT_LOGGING_ENABLE 0x00000020 525#define SCTP_FR_LOGGING_ENABLE 0x00000040 526#define SCTP_LOCK_LOGGING_ENABLE 0x00000080 527#define SCTP_MAP_LOGGING_ENABLE 0x00000100 528#define SCTP_MBCNT_LOGGING_ENABLE 0x00000200 529#define SCTP_MBUF_LOGGING_ENABLE 0x00000400 530#define SCTP_NAGLE_LOGGING_ENABLE 0x00000800 531#define SCTP_RECV_RWND_LOGGING_ENABLE 0x00001000 532#define SCTP_RTTVAR_LOGGING_ENABLE 0x00002000 533#define SCTP_SACK_LOGGING_ENABLE 0x00004000 534#define SCTP_SACK_RWND_LOGGING_ENABLE 0x00008000 535#define SCTP_SB_LOGGING_ENABLE 0x00010000 536#define SCTP_STR_LOGGING_ENABLE 0x00020000 537#define SCTP_WAKE_LOGGING_ENABLE 0x00040000 538#define SCTP_LOG_MAXBURST_ENABLE 0x00080000 539#define SCTP_LOG_RWND_ENABLE 0x00100000 540#define SCTP_LOG_SACK_ARRIVALS_ENABLE 0x00200000 541#define SCTP_LTRACE_CHUNK_ENABLE 0x00400000 542#define SCTP_LTRACE_ERROR_ENABLE 0x00800000 543#define SCTP_LAST_PACKET_TRACING 0x01000000 544#define SCTP_THRESHOLD_LOGGING 0x02000000 545#define SCTP_LOG_AT_SEND_2_SCTP 0x04000000 546#define SCTP_LOG_AT_SEND_2_OUTQ 0x08000000 547#define SCTP_LOG_TRY_ADVANCE 0x10000000 548 549 550#undef SCTP_PACKED 551 552#endif /* !_NETINET_SCTP_H_ */ 553