sctp.h revision 171943
1116743Ssam/*- 2186904Ssam * Copyright (c) 2001-2007, by Cisco Systems, Inc. All rights reserved. 3116743Ssam * 4116743Ssam * Redistribution and use in source and binary forms, with or without 5116743Ssam * modification, are permitted provided that the following conditions are met: 6116743Ssam * 7116743Ssam * a) Redistributions of source code must retain the above copyright notice, 8116743Ssam * this list of conditions and the following disclaimer. 9116743Ssam * 10116743Ssam * b) Redistributions in binary form must reproduce the above copyright 11116743Ssam * notice, this list of conditions and the following disclaimer in 12116743Ssam * the documentation and/or other materials provided with the distribution. 13116743Ssam * 14116743Ssam * c) Neither the name of Cisco Systems, Inc. nor the names of its 15116743Ssam * contributors may be used to endorse or promote products derived 16116743Ssam * from this software without specific prior written permission. 17116743Ssam * 18116743Ssam * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19116743Ssam * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 20116743Ssam * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21116743Ssam * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 22116743Ssam * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23116743Ssam * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24116743Ssam * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25116743Ssam * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26116743Ssam * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27116743Ssam * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 28116743Ssam * THE POSSIBILITY OF SUCH DAMAGE. 29116743Ssam */ 30116743Ssam/* $KAME: sctp.h,v 1.18 2005/03/06 16:04:16 itojun Exp $ */ 31116743Ssam 32116743Ssam#include <sys/cdefs.h> 33116743Ssam__FBSDID("$FreeBSD: head/sys/netinet/sctp.h 171943 2007-08-24 00:53:53Z rrs $"); 34116743Ssam 35116743Ssam#ifndef _NETINET_SCTP_H_ 36116743Ssam#define _NETINET_SCTP_H_ 37116743Ssam 38227327Sadrian#include <sys/types.h> 39227327Sadrian 40227327Sadrian/* 41227327Sadrian * SCTP protocol - RFC2960. 42227327Sadrian */ 43227327Sadrian 44227327Sadrianstruct sctphdr { 45227327Sadrian uint16_t src_port; /* source port */ 46227327Sadrian uint16_t dest_port; /* destination port */ 47227327Sadrian uint32_t v_tag; /* verification tag of packet */ 48116743Ssam uint32_t checksum; /* Adler32 C-Sum */ 49116743Ssam /* chunks follow... */ 50116743Ssam} 51116743Ssam 52155492Ssam__attribute__((packed)); 53138570Ssam 54116743Ssam/* 55116743Ssam * SCTP Chunks 56116743Ssam */ 57138570Ssam struct sctp_chunkhdr { 58116743Ssam uint8_t chunk_type; /* chunk type */ 59138570Ssam uint8_t chunk_flags; /* chunk flags */ 60116743Ssam uint16_t chunk_length; /* chunk length */ 61116743Ssam /* optional params follow */ 62116743Ssam } __attribute__((packed)); 63116743Ssam 64116743Ssam/* 65116743Ssam * SCTP chunk parameters 66116743Ssam */ 67116743Ssam struct sctp_paramhdr { 68116743Ssam uint16_t param_type; /* parameter type */ 69116743Ssam uint16_t param_length; /* parameter length */ 70116743Ssam } __attribute__((packed)); 71116743Ssam 72116743Ssam/* 73116743Ssam * user socket options: socket API defined 74116743Ssam */ 75116743Ssam/* 76116743Ssam * read-write options 77116743Ssam */ 78116743Ssam#define SCTP_RTOINFO 0x00000001 79116743Ssam#define SCTP_ASSOCINFO 0x00000002 80127779Ssam#define SCTP_INITMSG 0x00000003 81127779Ssam#define SCTP_NODELAY 0x00000004 82170530Ssam#define SCTP_AUTOCLOSE 0x00000005 83170530Ssam#define SCTP_SET_PEER_PRIMARY_ADDR 0x00000006 84116743Ssam#define SCTP_PRIMARY_ADDR 0x00000007 85116743Ssam#define SCTP_ADAPTATION_LAYER 0x00000008 86116743Ssam/* same as above */ 87116743Ssam#define SCTP_ADAPTION_LAYER 0x00000008 88116743Ssam#define SCTP_DISABLE_FRAGMENTS 0x00000009 89116743Ssam#define SCTP_PEER_ADDR_PARAMS 0x0000000a 90138570Ssam#define SCTP_DEFAULT_SEND_PARAM 0x0000000b 91116743Ssam/* ancillary data/notification interest options */ 92218689Sadrian#define SCTP_EVENTS 0x0000000c 93119147Ssam/* Without this applied we will give V4 and V6 addresses on a V6 socket */ 94127779Ssam#define SCTP_I_WANT_MAPPED_V4_ADDR 0x0000000d 95138570Ssam#define SCTP_MAXSEG 0x0000000e 96138570Ssam#define SCTP_DELAYED_SACK 0x0000000f 97119147Ssam#define SCTP_FRAGMENT_INTERLEAVE 0x00000010 98138570Ssam#define SCTP_PARTIAL_DELIVERY_POINT 0x00000011 99138570Ssam/* authentication support */ 100161187Ssam#define SCTP_AUTH_CHUNK 0x00000012 101138570Ssam#define SCTP_AUTH_KEY 0x00000013 102116743Ssam#define SCTP_HMAC_IDENT 0x00000014 103116743Ssam#define SCTP_AUTH_ACTIVE_KEY 0x00000015 104116743Ssam#define SCTP_AUTH_DELETE_KEY 0x00000016 105116743Ssam#define SCTP_USE_EXT_RCVINFO 0x00000017 106116743Ssam#define SCTP_AUTO_ASCONF 0x00000018 /* rw */ 107116743Ssam#define SCTP_MAXBURST 0x00000019 /* rw */ 108116743Ssam#define SCTP_MAX_BURST 0x00000019 /* rw */ 109138570Ssam/* assoc level context */ 110138570Ssam#define SCTP_CONTEXT 0x0000001a /* rw */ 111138570Ssam/* explict EOR signalling */ 112138570Ssam#define SCTP_EXPLICIT_EOR 0x0000001b 113159894Ssam 114159894Ssam/* 115160992Ssam * read-only options 116170530Ssam */ 117170530Ssam#define SCTP_STATUS 0x00000100 118170530Ssam#define SCTP_GET_PEER_ADDR_INFO 0x00000101 119170530Ssam/* authentication support */ 120170530Ssam#define SCTP_PEER_AUTH_CHUNKS 0x00000102 121170530Ssam#define SCTP_LOCAL_AUTH_CHUNKS 0x00000103 122186904Ssam#define SCTP_GET_ASSOC_NUMBER 0x00000104 /* ro */ 123186904Ssam#define SCTP_GET_ASSOC_ID_LIST 0x00000105 /* ro */ 124186904Ssam 125186904Ssam/* 126186904Ssam * user socket options: BSD implementation specific 127186904Ssam */ 128188195Ssam/* 129188195Ssam * Blocking I/O is enabled on any TCP type socket by default. For the UDP 130188555Ssam * model if this is turned on then the socket buffer is shared for send 131211299Sadrian * resources amongst all associations. The default for the UDP model is that 132217684Sadrian * is SS_NBIO is set. Which means all associations have a seperate send 133218378Sadrian * limit BUT they will NOT ever BLOCK instead you will get an error back 134221965Sadrian * EAGAIN if you try to send to much. If you want the blocking symantics you 135221965Sadrian * set this option at the cost of sharing one socket send buffer size amongst 136221965Sadrian * all associations. Peeled off sockets turn this option off and block. But 137221965Sadrian * since both TCP and peeled off sockets have only one assoc per socket this 138221965Sadrian * is fine. It probably does NOT make sense to set this on SS_NBIO on a TCP 139218689Sadrian * model OR peeled off UDP model, but we do allow you to do so. You just use 140218924Sadrian * the normal syscall to toggle SS_NBIO the way you want. 141221965Sadrian * 142220772Sadrian * Blocking I/O is controled by the SS_NBIO flag on the socket state so_state 143220782Sadrian * field. 144221965Sadrian */ 145221965Sadrian 146221965Sadrian/* these should probably go into sockets API */ 147226798Sadrian#define SCTP_RESET_STREAMS 0x00001004 /* wo */ 148226798Sadrian 149226798Sadrian 150226798Sadrian/* here on down are more implementation specific */ 151227868Sadrian#define SCTP_SET_DEBUG_LEVEL 0x00001005 152226798Sadrian#define SCTP_CLR_STAT_LOG 0x00001007 153226798Sadrian/* CMT ON/OFF socket option */ 154226798Sadrian#define SCTP_CMT_ON_OFF 0x00001200 155226798Sadrian#define SCTP_CMT_USE_DAC 0x00001201 156227868Sadrian/* JRS - Pluggable Congestion Control Socket option */ 157227868Sadrian#define SCTP_PLUGGABLE_CC 0x00001202 158232764Sadrian 159232764Sadrian/* read only */ 160116743Ssam#define SCTP_GET_SNDBUF_USE 0x00001101 161116743Ssam#define SCTP_GET_STAT_LOG 0x00001103 162116743Ssam#define SCTP_PCB_STATUS 0x00001104 163188557Ssam#define SCTP_GET_NONCE_VALUES 0x00001105 164116743Ssam 165123044Ssam 166138570Ssam/* Special hook for dynamically setting primary for all assoc's, 167138570Ssam * this is a write only option that requires root privledge. 168138570Ssam */ 169138570Ssam#define SCTP_SET_DYNAMIC_PRIMARY 0x00002001 170138570Ssam 171138570Ssam/* VRF (virtual router feature) and multi-VRF support 172138570Ssam * options. VRF's provide splits within a router 173138570Ssam * that give the views of multiple routers. A 174138570Ssam * standard host, without VRF support, is just 175138570Ssam * a single VRF. If VRF's are supported then 176123044Ssam * the transport must be VRF aware. This means 177123044Ssam * that every socket call coming in must be directed 178123044Ssam * within the endpoint to one of the VRF's it belongs 179224245Sadrian * to. The endpoint, before binding, may select 180123044Ssam * the "default" VRF it is in by using a set socket 181119783Ssam * option with SCTP_VRF_ID. This will also 182119783Ssam * get propegated to the default VRF. Once the 183119783Ssam * endpoint binds an address then it CANNOT add 184119783Ssam * additional VRF's to become a Multi-VRF endpoint. 185154140Ssam * 186119783Ssam * Before BINDING additional VRF's can be added with 187119783Ssam * the SCTP_ADD_VRF_ID call or deleted with 188123928Ssam * SCTP_DEL_VRF_ID. 189154140Ssam * 190154140Ssam * Associations are ALWAYS contained inside a single 191170530Ssam * VRF. They cannot reside in two (or more) VRF's. Incoming 192119783Ssam * packets, assuming the router is VRF aware, can always 193119783Ssam * tell us what VRF they arrived on. A host not supporting 194119783Ssam * any VRF's will find that the packets always arrived on the 195119783Ssam * single VRF that the host has. 196154140Ssam * 197154140Ssam */ 198119783Ssam 199170530Ssam#define SCTP_VRF_ID 0x00003001 200170530Ssam#define SCTP_ADD_VRF_ID 0x00003002 201170530Ssam#define SCTP_GET_VRF_IDS 0x00003003 202170530Ssam#define SCTP_GET_ASOC_VRF 0x00003004 203170530Ssam#define SCTP_DEL_VRF_ID 0x00003005 204119783Ssam 205170530Ssam/* 206170530Ssam * If you enable packet logging you can get 207170530Ssam * a poor mans ethereal output in binary 208119783Ssam * form. Note this is a compile option to 209119783Ssam * the kernel, SCTP_PACKET_LOGGING, and 210154140Ssam * without it in your kernel you 211119783Ssam * will get a EOPNOTSUPP 212119783Ssam */ 213123928Ssam#define SCTP_GET_PACKET_LOG 0x00004001 214123928Ssam 215170530Ssam/* 216119783Ssam * hidden implementation specific options these are NOT user visible (should 217119783Ssam * move out of sctp.h) 218119783Ssam */ 219119783Ssam/* sctp_bindx() flags as hidden socket options */ 220154140Ssam#define SCTP_BINDX_ADD_ADDR 0x00008001 221154140Ssam#define SCTP_BINDX_REM_ADDR 0x00008002 222119783Ssam/* Hidden socket option that gets the addresses */ 223123928Ssam#define SCTP_GET_PEER_ADDRESSES 0x00008003 224123928Ssam#define SCTP_GET_LOCAL_ADDRESSES 0x00008004 225170530Ssam/* return the total count in bytes needed to hold all local addresses bound */ 226170530Ssam#define SCTP_GET_LOCAL_ADDR_SIZE 0x00008005 227170530Ssam/* Return the total count in bytes needed to hold the remote address */ 228170530Ssam#define SCTP_GET_REMOTE_ADDR_SIZE 0x00008006 229170530Ssam/* hidden option for connectx */ 230119783Ssam#define SCTP_CONNECT_X 0x00008007 231224245Sadrian/* hidden option for connectx_delayed, part of sendx */ 232224245Sadrian#define SCTP_CONNECT_X_DELAYED 0x00008008 233224245Sadrian#define SCTP_CONNECT_X_COMPLETE 0x00008009 234224245Sadrian/* hidden socket option based sctp_peeloff */ 235224245Sadrian#define SCTP_PEELOFF 0x0000800a 236224245Sadrian/* the real worker for sctp_getaddrlen() */ 237224245Sadrian#define SCTP_GET_ADDR_LEN 0x0000800b 238224245Sadrian/* temporary workaround for Apple listen() issue, no args used */ 239224245Sadrian#define SCTP_LISTEN_FIX 0x0000800c 240224245Sadrian/* Debug things that need to be purged */ 241224245Sadrian#define SCTP_SET_INITIAL_DBG_SEQ 0x00009f00 242224245Sadrian 243224245Sadrian/* JRS - Supported congestion control modules for pluggable 244224245Sadrian * congestion control 245224245Sadrian */ 246224245Sadrian/* Standard TCP Congestion Control */ 247224245Sadrian#define SCTP_CC_RFC2581 0x00000000 248224245Sadrian/* High Speed TCP Congestion Control (Floyd) */ 249224245Sadrian#define SCTP_CC_HSTCP 0x00000001 250224245Sadrian/* HTCP Congestion Control */ 251224245Sadrian#define SCTP_CC_HTCP 0x00000002 252224245Sadrian 253224245Sadrian 254224245Sadrian/* fragment interleave constants 255224245Sadrian * setting must be one of these or 256224245Sadrian * EINVAL returned. 257224245Sadrian */ 258224245Sadrian#define SCTP_FRAG_LEVEL_0 0x00000000 259224245Sadrian#define SCTP_FRAG_LEVEL_1 0x00000001 260224245Sadrian#define SCTP_FRAG_LEVEL_2 0x00000002 261116743Ssam 262/* 263 * user state values 264 */ 265#define SCTP_CLOSED 0x0000 266#define SCTP_BOUND 0x1000 267#define SCTP_LISTEN 0x2000 268#define SCTP_COOKIE_WAIT 0x0002 269#define SCTP_COOKIE_ECHOED 0x0004 270#define SCTP_ESTABLISHED 0x0008 271#define SCTP_SHUTDOWN_SENT 0x0010 272#define SCTP_SHUTDOWN_RECEIVED 0x0020 273#define SCTP_SHUTDOWN_ACK_SENT 0x0040 274#define SCTP_SHUTDOWN_PENDING 0x0080 275 276/* 277 * SCTP operational error codes (user visible) 278 */ 279#define SCTP_CAUSE_NO_ERROR 0x0000 280#define SCTP_CAUSE_INVALID_STREAM 0x0001 281#define SCTP_CAUSE_MISSING_PARAM 0x0002 282#define SCTP_CAUSE_STALE_COOKIE 0x0003 283#define SCTP_CAUSE_OUT_OF_RESC 0x0004 284#define SCTP_CAUSE_UNRESOLVABLE_ADDR 0x0005 285#define SCTP_CAUSE_UNRECOG_CHUNK 0x0006 286#define SCTP_CAUSE_INVALID_PARAM 0x0007 287#define SCTP_CAUSE_UNRECOG_PARAM 0x0008 288#define SCTP_CAUSE_NO_USER_DATA 0x0009 289#define SCTP_CAUSE_COOKIE_IN_SHUTDOWN 0x000a 290#define SCTP_CAUSE_RESTART_W_NEWADDR 0x000b 291#define SCTP_CAUSE_USER_INITIATED_ABT 0x000c 292#define SCTP_CAUSE_PROTOCOL_VIOLATION 0x000d 293 294/* Error causes from draft-ietf-tsvwg-addip-sctp */ 295#define SCTP_CAUSE_DELETING_LAST_ADDR 0xa0 296#define SCTP_CAUSE_RESOURCE_SHORTAGE 0xa1 297#define SCTP_CAUSE_DELETING_SRC_ADDR 0xa2 298#define SCTP_CAUSE_ILLEGAL_ASCONF_ACK 0xa3 299#define SCTP_CAUSE_REQUEST_REFUSED 0xa4 300 301/* Error causes from draft-ietf-tsvwg-sctp-auth */ 302#define SCTP_CAUSE_UNSUPPORTED_HMACID 0x0105 303 304/* 305 * error cause parameters (user visisble) 306 */ 307 struct sctp_error_cause { 308 uint16_t code; 309 uint16_t length; 310 /* optional cause-specific info may follow */ 311 } __attribute__((packed)); 312 313 struct sctp_error_invalid_stream { 314 struct sctp_error_cause cause; /* code=SCTP_ERROR_INVALID_STRE 315 * AM */ 316 uint16_t stream_id; /* stream id of the DATA in error */ 317 uint16_t reserved; 318 } __attribute__((packed)); 319 320 struct sctp_error_missing_param { 321 struct sctp_error_cause cause; /* code=SCTP_ERROR_MISSING_PARA 322 * M */ 323 uint32_t num_missing_params; /* number of missing 324 * parameters */ 325 /* uint16_t param_type's follow */ 326 } __attribute__((packed)); 327 328 struct sctp_error_stale_cookie { 329 struct sctp_error_cause cause; /* code=SCTP_ERROR_STALE_COOKIE 330 * */ 331 uint32_t stale_time; /* time in usec of staleness */ 332 } __attribute__((packed)); 333 334 struct sctp_error_out_of_resource { 335 struct sctp_error_cause cause; /* code=SCTP_ERROR_OUT_OF_RESOU 336 * RCES */ 337 } __attribute__((packed)); 338 339 struct sctp_error_unresolv_addr { 340 struct sctp_error_cause cause; /* code=SCTP_ERROR_UNRESOLVABLE 341 * _ADDR */ 342 343 } __attribute__((packed)); 344 345 struct sctp_error_unrecognized_chunk { 346 struct sctp_error_cause cause; /* code=SCTP_ERROR_UNRECOG_CHUN 347 * K */ 348 struct sctp_chunkhdr ch; /* header from chunk in error */ 349 } __attribute__((packed)); 350 351#define HAVE_SCTP 1 352#define HAVE_KERNEL_SCTP 1 353#define HAVE_SCTP_PRSCTP 1 354#define HAVE_SCTP_ADDIP 1 355#define HAVE_SCTP_CANSET_PRIMARY 1 356#define HAVE_SCTP_SAT_CAPABILITY 1 357#define HAVE_SCTP_MULTIBUF 1 358#define HAVE_SCTP_NOCONNECT 0 359#define HAVE_SCTP_ECN_NONCE 1 /* ECN Nonce option */ 360#define HAVE_SCTP_AUTH 1 361#define HAVE_SCTP_EXT_RCVINFO 1 362#define HAVE_SCTP_CONNECTX 1 363/* 364 * Main SCTP chunk types we place these here so natd and f/w's in user land 365 * can find them. 366 */ 367/************0x00 series ***********/ 368#define SCTP_DATA 0x00 369#define SCTP_INITIATION 0x01 370#define SCTP_INITIATION_ACK 0x02 371#define SCTP_SELECTIVE_ACK 0x03 372#define SCTP_HEARTBEAT_REQUEST 0x04 373#define SCTP_HEARTBEAT_ACK 0x05 374#define SCTP_ABORT_ASSOCIATION 0x06 375#define SCTP_SHUTDOWN 0x07 376#define SCTP_SHUTDOWN_ACK 0x08 377#define SCTP_OPERATION_ERROR 0x09 378#define SCTP_COOKIE_ECHO 0x0a 379#define SCTP_COOKIE_ACK 0x0b 380#define SCTP_ECN_ECHO 0x0c 381#define SCTP_ECN_CWR 0x0d 382#define SCTP_SHUTDOWN_COMPLETE 0x0e 383/* draft-ietf-tsvwg-sctp-auth */ 384#define SCTP_AUTHENTICATION 0x0f 385/************0x40 series ***********/ 386/************0x80 series ***********/ 387/* draft-ietf-tsvwg-addip-sctp */ 388#define SCTP_ASCONF_ACK 0x80 389/* draft-ietf-stewart-pktdrpsctp */ 390#define SCTP_PACKET_DROPPED 0x81 391/* draft-ietf-stewart-strreset-xxx */ 392#define SCTP_STREAM_RESET 0x82 393 394/* RFC4820 */ 395#define SCTP_PAD_CHUNK 0x84 396/************0xc0 series ***********/ 397/* RFC3758 */ 398#define SCTP_FORWARD_CUM_TSN 0xc0 399/* draft-ietf-tsvwg-addip-sctp */ 400#define SCTP_ASCONF 0xc1 401 402 403/* ABORT and SHUTDOWN COMPLETE FLAG */ 404#define SCTP_HAD_NO_TCB 0x01 405 406/* Packet dropped flags */ 407#define SCTP_FROM_MIDDLE_BOX SCTP_HAD_NO_TCB 408#define SCTP_BADCRC 0x02 409#define SCTP_PACKET_TRUNCATED 0x04 410 411#define SCTP_SAT_NETWORK_MIN 400 /* min ms for RTT to set satellite 412 * time */ 413#define SCTP_SAT_NETWORK_BURST_INCR 2 /* how many times to multiply maxburst 414 * in sat */ 415 416/* Data Chuck Specific Flags */ 417#define SCTP_DATA_FRAG_MASK 0x03 418#define SCTP_DATA_MIDDLE_FRAG 0x00 419#define SCTP_DATA_LAST_FRAG 0x01 420#define SCTP_DATA_FIRST_FRAG 0x02 421#define SCTP_DATA_NOT_FRAG 0x03 422#define SCTP_DATA_UNORDERED 0x04 423 424/* ECN Nonce: SACK Chunk Specific Flags */ 425#define SCTP_SACK_NONCE_SUM 0x01 426 427/* CMT DAC algorithm SACK flag */ 428#define SCTP_SACK_CMT_DAC 0x80 429 430/* 431 * PCB flags (in sctp_flags bitmask). 432 * Note the features and flags are meant 433 * for use by netstat. 434 */ 435#define SCTP_PCB_FLAGS_UDPTYPE 0x00000001 436#define SCTP_PCB_FLAGS_TCPTYPE 0x00000002 437#define SCTP_PCB_FLAGS_BOUNDALL 0x00000004 438#define SCTP_PCB_FLAGS_ACCEPTING 0x00000008 439#define SCTP_PCB_FLAGS_UNBOUND 0x00000010 440#define SCTP_PCB_FLAGS_LISTENING 0x00000020 441#define SCTP_PCB_FLAGS_CLOSE_IP 0x00040000 442#define SCTP_PCB_FLAGS_WAS_CONNECTED 0x00080000 443#define SCTP_PCB_FLAGS_WAS_ABORTED 0x00100000 444/* TCP model support */ 445 446#define SCTP_PCB_FLAGS_CONNECTED 0x00200000 447#define SCTP_PCB_FLAGS_IN_TCPPOOL 0x00400000 448#define SCTP_PCB_FLAGS_DONT_WAKE 0x00800000 449#define SCTP_PCB_FLAGS_WAKEOUTPUT 0x01000000 450#define SCTP_PCB_FLAGS_WAKEINPUT 0x02000000 451#define SCTP_PCB_FLAGS_BOUND_V6 0x04000000 452#define SCTP_PCB_FLAGS_NEEDS_MAPPED_V4 0x08000000 453#define SCTP_PCB_FLAGS_BLOCKING_IO 0x10000000 454#define SCTP_PCB_FLAGS_SOCKET_GONE 0x20000000 455#define SCTP_PCB_FLAGS_SOCKET_ALLGONE 0x40000000 456/* flags to copy to new PCB */ 457#define SCTP_PCB_COPY_FLAGS 0x0e000004 458 459 460/* 461 * PCB Features (in sctp_features bitmask) 462 */ 463#define SCTP_PCB_FLAGS_EXT_RCVINFO 0x00000002 464#define SCTP_PCB_FLAGS_DONOT_HEARTBEAT 0x00000004 465#define SCTP_PCB_FLAGS_FRAG_INTERLEAVE 0x00000008 466#define SCTP_PCB_FLAGS_INTERLEAVE_STRMS 0x00000010 467#define SCTP_PCB_FLAGS_DO_ASCONF 0x00000020 468#define SCTP_PCB_FLAGS_AUTO_ASCONF 0x00000040 469#define SCTP_PCB_FLAGS_ZERO_COPY_ACTIVE 0x00000080 470 471/* socket options */ 472#define SCTP_PCB_FLAGS_NODELAY 0x00000100 473#define SCTP_PCB_FLAGS_AUTOCLOSE 0x00000200 474#define SCTP_PCB_FLAGS_RECVDATAIOEVNT 0x00000400 475#define SCTP_PCB_FLAGS_RECVASSOCEVNT 0x00000800 476#define SCTP_PCB_FLAGS_RECVPADDREVNT 0x00001000 477#define SCTP_PCB_FLAGS_RECVPEERERR 0x00002000 478#define SCTP_PCB_FLAGS_RECVSENDFAILEVNT 0x00004000 479#define SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT 0x00008000 480#define SCTP_PCB_FLAGS_ADAPTATIONEVNT 0x00010000 481#define SCTP_PCB_FLAGS_PDAPIEVNT 0x00020000 482#define SCTP_PCB_FLAGS_AUTHEVNT 0x00040000 483#define SCTP_PCB_FLAGS_STREAM_RESETEVNT 0x00080000 484#define SCTP_PCB_FLAGS_NO_FRAGMENT 0x00100000 485#define SCTP_PCB_FLAGS_EXPLICIT_EOR 0x00400000 486 487#define SCTP_SMALLEST_PMTU 512 /* smallest pmtu allowed when disabling PMTU 488 * discovery */ 489 490#include <netinet/sctp_uio.h> 491 492/* This dictates the size of the packet 493 * collection buffer. This only applies 494 * if SCTP_PACKET_LOGGING is enabled in 495 * your config. 496 */ 497#define SCTP_PACKET_LOG_SIZE 65536 498 499/* Maximum delays and such a user can set for options that 500 * take ms. 501 */ 502#define SCTP_MAX_SACK_DELAY 500 /* per RFC4960 */ 503#define SCTP_MAX_HB_INTERVAL 14400000 /* 4 hours in ms */ 504#define SCTP_MAX_COOKIE_LIFE 3600000 /* 1 hour in ms */ 505 506 507/* Types of logging/KTR tracing that can be enabled via the 508 * sysctl net.inet.sctp.sctp_logging. You must also enable 509 * SUBSYS tracing. 510 * Note that you must have the SCTP option in the kernel 511 * to enable these as well. 512 */ 513#define SCTP_BLK_LOGGING_ENABLE 0x00000001 514#define SCTP_CWND_MONITOR_ENABLE 0x00000002 515#define SCTP_CWND_LOGGING_ENABLE 0x00000004 516#define SCTP_EARLYFR_LOGGING_ENABLE 0x00000010 517#define SCTP_FLIGHT_LOGGING_ENABLE 0x00000020 518#define SCTP_FR_LOGGING_ENABLE 0x00000040 519#define SCTP_LOCK_LOGGING_ENABLE 0x00000080 520#define SCTP_MAP_LOGGING_ENABLE 0x00000100 521#define SCTP_MBCNT_LOGGING_ENABLE 0x00000200 522#define SCTP_MBUF_LOGGING_ENABLE 0x00000400 523#define SCTP_NAGLE_LOGGING_ENABLE 0x00000800 524#define SCTP_RECV_RWND_LOGGING_ENABLE 0x00001000 525#define SCTP_RTTVAR_LOGGING_ENABLE 0x00002000 526#define SCTP_SACK_LOGGING_ENABLE 0x00004000 527#define SCTP_SACK_RWND_LOGGING_ENABLE 0x00008000 528#define SCTP_SB_LOGGING_ENABLE 0x00010000 529#define SCTP_STR_LOGGING_ENABLE 0x00020000 530#define SCTP_WAKE_LOGGING_ENABLE 0x00040000 531#define SCTP_LOG_MAXBURST_ENABLE 0x00080000 532#define SCTP_LOG_RWND_ENABLE 0x00100000 533#define SCTP_LOG_SACK_ARRIVALS_ENABLE 0x00200000 534#define SCTP_LTRACE_CHUNK_ENABLE 0x00400000 535#define SCTP_LTRACE_ERROR_ENABLE 0x00800000 536#define SCTP_LAST_PACKET_TRACING 0x01000000 537#define SCTP_THRESHOLD_LOGGING 0x02000000 538 539 540#endif /* !_NETINET_SCTP_H_ */ 541