sctp.h revision 179783
1239310Sdim/*- 2239310Sdim * Copyright (c) 2001-2007, by Cisco Systems, Inc. All rights reserved. 3239310Sdim * 4239310Sdim * Redistribution and use in source and binary forms, with or without 5239310Sdim * modification, are permitted provided that the following conditions are met: 6239310Sdim * 7239310Sdim * a) Redistributions of source code must retain the above copyright notice, 8239310Sdim * this list of conditions and the following disclaimer. 9239310Sdim * 10239310Sdim * b) Redistributions in binary form must reproduce the above copyright 11239310Sdim * notice, this list of conditions and the following disclaimer in 12239310Sdim * the documentation and/or other materials provided with the distribution. 13239310Sdim * 14239310Sdim * c) Neither the name of Cisco Systems, Inc. nor the names of its 15239310Sdim * contributors may be used to endorse or promote products derived 16249423Sdim * from this software without specific prior written permission. 17239310Sdim * 18239310Sdim * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19249423Sdim * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 20249423Sdim * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21249423Sdim * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 22249423Sdim * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23239310Sdim * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24239310Sdim * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25239310Sdim * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26239310Sdim * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27239310Sdim * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 28243830Sdim * THE POSSIBILITY OF SUCH DAMAGE. 29239310Sdim */ 30239310Sdim/* $KAME: sctp.h,v 1.18 2005/03/06 16:04:16 itojun Exp $ */ 31239310Sdim 32239310Sdim#include <sys/cdefs.h> 33239310Sdim__FBSDID("$FreeBSD: head/sys/netinet/sctp.h 179783 2008-06-14 07:58:05Z rrs $"); 34239310Sdim 35239310Sdim#ifndef _NETINET_SCTP_H_ 36239310Sdim#define _NETINET_SCTP_H_ 37239310Sdim 38239310Sdim#include <sys/types.h> 39239310Sdim 40239310Sdim 41239310Sdim#define SCTP_PACKED __attribute__((packed)) 42239310Sdim 43239310Sdim/* 44249423Sdim * SCTP protocol - RFC2960. 45239310Sdim */ 46239310Sdimstruct sctphdr { 47239310Sdim uint16_t src_port; /* source port */ 48239310Sdim uint16_t dest_port; /* destination port */ 49239310Sdim uint32_t v_tag; /* verification tag of packet */ 50239310Sdim uint32_t checksum; /* Adler32 C-Sum */ 51243830Sdim /* chunks follow... */ 52243830Sdim} SCTP_PACKED; 53239310Sdim 54239310Sdim/* 55239310Sdim * SCTP Chunks 56243830Sdim */ 57243830Sdimstruct sctp_chunkhdr { 58239310Sdim uint8_t chunk_type; /* chunk type */ 59239310Sdim uint8_t chunk_flags; /* chunk flags */ 60239310Sdim uint16_t chunk_length; /* chunk length */ 61239310Sdim /* optional params follow */ 62239310Sdim} SCTP_PACKED; 63239310Sdim 64239310Sdim/* 65239310Sdim * SCTP chunk parameters 66239310Sdim */ 67239310Sdimstruct sctp_paramhdr { 68239310Sdim uint16_t param_type; /* parameter type */ 69239310Sdim uint16_t param_length; /* parameter length */ 70239310Sdim} SCTP_PACKED; 71239310Sdim 72239310Sdim/* 73239310Sdim * user socket options: socket API defined 74239310Sdim */ 75239310Sdim/* 76239310Sdim * read-write options 77239310Sdim */ 78239310Sdim#define SCTP_RTOINFO 0x00000001 79239310Sdim#define SCTP_ASSOCINFO 0x00000002 80239310Sdim#define SCTP_INITMSG 0x00000003 81239310Sdim#define SCTP_NODELAY 0x00000004 82239310Sdim#define SCTP_AUTOCLOSE 0x00000005 83263508Sdim#define SCTP_SET_PEER_PRIMARY_ADDR 0x00000006 84239310Sdim#define SCTP_PRIMARY_ADDR 0x00000007 85239310Sdim#define SCTP_ADAPTATION_LAYER 0x00000008 86239310Sdim/* same as above */ 87239310Sdim#define SCTP_ADAPTION_LAYER 0x00000008 88239310Sdim#define SCTP_DISABLE_FRAGMENTS 0x00000009 89239310Sdim#define SCTP_PEER_ADDR_PARAMS 0x0000000a 90239310Sdim#define SCTP_DEFAULT_SEND_PARAM 0x0000000b 91239310Sdim/* ancillary data/notification interest options */ 92239310Sdim#define SCTP_EVENTS 0x0000000c 93239310Sdim/* Without this applied we will give V4 and V6 addresses on a V6 socket */ 94239310Sdim#define SCTP_I_WANT_MAPPED_V4_ADDR 0x0000000d 95239310Sdim#define SCTP_MAXSEG 0x0000000e 96239310Sdim#define SCTP_DELAYED_SACK 0x0000000f 97239310Sdim#define SCTP_FRAGMENT_INTERLEAVE 0x00000010 98239310Sdim#define SCTP_PARTIAL_DELIVERY_POINT 0x00000011 99239310Sdim/* authentication support */ 100239310Sdim#define SCTP_AUTH_CHUNK 0x00000012 101239310Sdim#define SCTP_AUTH_KEY 0x00000013 102239310Sdim#define SCTP_HMAC_IDENT 0x00000014 103239310Sdim#define SCTP_AUTH_ACTIVE_KEY 0x00000015 104239310Sdim#define SCTP_AUTH_DELETE_KEY 0x00000016 105239310Sdim#define SCTP_USE_EXT_RCVINFO 0x00000017 106239310Sdim#define SCTP_AUTO_ASCONF 0x00000018 /* rw */ 107239310Sdim#define SCTP_MAXBURST 0x00000019 /* rw */ 108239310Sdim#define SCTP_MAX_BURST 0x00000019 /* rw */ 109239310Sdim/* assoc level context */ 110249423Sdim#define SCTP_CONTEXT 0x0000001a /* rw */ 111239310Sdim/* explict EOR signalling */ 112239310Sdim#define SCTP_EXPLICIT_EOR 0x0000001b 113239310Sdim 114239310Sdim/* 115239310Sdim * read-only options 116239310Sdim */ 117239310Sdim#define SCTP_STATUS 0x00000100 118239310Sdim#define SCTP_GET_PEER_ADDR_INFO 0x00000101 119239310Sdim/* authentication support */ 120239310Sdim#define SCTP_PEER_AUTH_CHUNKS 0x00000102 121239310Sdim#define SCTP_LOCAL_AUTH_CHUNKS 0x00000103 122239310Sdim#define SCTP_GET_ASSOC_NUMBER 0x00000104 /* ro */ 123239310Sdim#define SCTP_GET_ASSOC_ID_LIST 0x00000105 /* ro */ 124239310Sdim 125239310Sdim/* 126239310Sdim * user socket options: BSD implementation specific 127239310Sdim */ 128239310Sdim/* 129239310Sdim * Blocking I/O is enabled on any TCP type socket by default. For the UDP 130239310Sdim * model if this is turned on then the socket buffer is shared for send 131239310Sdim * resources amongst all associations. The default for the UDP model is that 132239310Sdim * is SS_NBIO is set. Which means all associations have a seperate send 133239310Sdim * limit BUT they will NOT ever BLOCK instead you will get an error back 134239310Sdim * EAGAIN if you try to send to much. If you want the blocking symantics you 135239310Sdim * set this option at the cost of sharing one socket send buffer size amongst 136239310Sdim * all associations. Peeled off sockets turn this option off and block. But 137239310Sdim * since both TCP and peeled off sockets have only one assoc per socket this 138239310Sdim * is fine. It probably does NOT make sense to set this on SS_NBIO on a TCP 139239310Sdim * model OR peeled off UDP model, but we do allow you to do so. You just use 140239310Sdim * the normal syscall to toggle SS_NBIO the way you want. 141239310Sdim * 142239310Sdim * Blocking I/O is controled by the SS_NBIO flag on the socket state so_state 143239310Sdim * field. 144239310Sdim */ 145243830Sdim 146239310Sdim/* these should probably go into sockets API */ 147239310Sdim#define SCTP_RESET_STREAMS 0x00001004 /* wo */ 148239310Sdim 149239310Sdim 150239310Sdim/* here on down are more implementation specific */ 151239310Sdim#define SCTP_SET_DEBUG_LEVEL 0x00001005 152239310Sdim#define SCTP_CLR_STAT_LOG 0x00001007 153239310Sdim/* CMT ON/OFF socket option */ 154239310Sdim#define SCTP_CMT_ON_OFF 0x00001200 155239310Sdim#define SCTP_CMT_USE_DAC 0x00001201 156239310Sdim/* JRS - Pluggable Congestion Control Socket option */ 157239310Sdim#define SCTP_PLUGGABLE_CC 0x00001202 158239310Sdim 159239310Sdim/* read only */ 160239310Sdim#define SCTP_GET_SNDBUF_USE 0x00001101 161239310Sdim#define SCTP_GET_STAT_LOG 0x00001103 162239310Sdim#define SCTP_PCB_STATUS 0x00001104 163239310Sdim#define SCTP_GET_NONCE_VALUES 0x00001105 164239310Sdim 165239310Sdim 166239310Sdim/* Special hook for dynamically setting primary for all assoc's, 167239310Sdim * this is a write only option that requires root privledge. 168239310Sdim */ 169243830Sdim#define SCTP_SET_DYNAMIC_PRIMARY 0x00002001 170243830Sdim 171239310Sdim/* VRF (virtual router feature) and multi-VRF support 172239310Sdim * options. VRF's provide splits within a router 173239310Sdim * that give the views of multiple routers. A 174239310Sdim * standard host, without VRF support, is just 175263508Sdim * a single VRF. If VRF's are supported then 176263508Sdim * the transport must be VRF aware. This means 177239310Sdim * that every socket call coming in must be directed 178239310Sdim * within the endpoint to one of the VRF's it belongs 179239310Sdim * to. The endpoint, before binding, may select 180239310Sdim * the "default" VRF it is in by using a set socket 181239310Sdim * option with SCTP_VRF_ID. This will also 182239310Sdim * get propegated to the default VRF. Once the 183239310Sdim * endpoint binds an address then it CANNOT add 184239310Sdim * additional VRF's to become a Multi-VRF endpoint. 185239310Sdim * 186239310Sdim * Before BINDING additional VRF's can be added with 187239310Sdim * the SCTP_ADD_VRF_ID call or deleted with 188239310Sdim * SCTP_DEL_VRF_ID. 189239310Sdim * 190239310Sdim * Associations are ALWAYS contained inside a single 191239310Sdim * VRF. They cannot reside in two (or more) VRF's. Incoming 192239310Sdim * packets, assuming the router is VRF aware, can always 193239310Sdim * tell us what VRF they arrived on. A host not supporting 194239310Sdim * any VRF's will find that the packets always arrived on the 195239310Sdim * single VRF that the host has. 196239310Sdim * 197239310Sdim */ 198239310Sdim 199239310Sdim#define SCTP_VRF_ID 0x00003001 200239310Sdim#define SCTP_ADD_VRF_ID 0x00003002 201239310Sdim#define SCTP_GET_VRF_IDS 0x00003003 202239310Sdim#define SCTP_GET_ASOC_VRF 0x00003004 203239310Sdim#define SCTP_DEL_VRF_ID 0x00003005 204239310Sdim 205239310Sdim/* 206239310Sdim * If you enable packet logging you can get 207239310Sdim * a poor mans ethereal output in binary 208239310Sdim * form. Note this is a compile option to 209239310Sdim * the kernel, SCTP_PACKET_LOGGING, and 210249423Sdim * without it in your kernel you 211249423Sdim * will get a EOPNOTSUPP 212239310Sdim */ 213#define SCTP_GET_PACKET_LOG 0x00004001 214 215/* 216 * hidden implementation specific options these are NOT user visible (should 217 * move out of sctp.h) 218 */ 219/* sctp_bindx() flags as hidden socket options */ 220#define SCTP_BINDX_ADD_ADDR 0x00008001 221#define SCTP_BINDX_REM_ADDR 0x00008002 222/* Hidden socket option that gets the addresses */ 223#define SCTP_GET_PEER_ADDRESSES 0x00008003 224#define SCTP_GET_LOCAL_ADDRESSES 0x00008004 225/* return the total count in bytes needed to hold all local addresses bound */ 226#define SCTP_GET_LOCAL_ADDR_SIZE 0x00008005 227/* Return the total count in bytes needed to hold the remote address */ 228#define SCTP_GET_REMOTE_ADDR_SIZE 0x00008006 229/* hidden option for connectx */ 230#define SCTP_CONNECT_X 0x00008007 231/* hidden option for connectx_delayed, part of sendx */ 232#define SCTP_CONNECT_X_DELAYED 0x00008008 233#define SCTP_CONNECT_X_COMPLETE 0x00008009 234/* hidden socket option based sctp_peeloff */ 235#define SCTP_PEELOFF 0x0000800a 236/* the real worker for sctp_getaddrlen() */ 237#define SCTP_GET_ADDR_LEN 0x0000800b 238/* temporary workaround for Apple listen() issue, no args used */ 239#define SCTP_LISTEN_FIX 0x0000800c 240/* Debug things that need to be purged */ 241#define SCTP_SET_INITIAL_DBG_SEQ 0x00009f00 242 243/* JRS - Supported congestion control modules for pluggable 244 * congestion control 245 */ 246/* Standard TCP Congestion Control */ 247#define SCTP_CC_RFC2581 0x00000000 248/* High Speed TCP Congestion Control (Floyd) */ 249#define SCTP_CC_HSTCP 0x00000001 250/* HTCP Congestion Control */ 251#define SCTP_CC_HTCP 0x00000002 252 253 254/* fragment interleave constants 255 * setting must be one of these or 256 * EINVAL returned. 257 */ 258#define SCTP_FRAG_LEVEL_0 0x00000000 259#define SCTP_FRAG_LEVEL_1 0x00000001 260#define SCTP_FRAG_LEVEL_2 0x00000002 261 262/* 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 RFC5061 */ 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 RFC4895 */ 302#define SCTP_CAUSE_UNSUPPORTED_HMACID 0x0105 303 304/* 305 * error cause parameters (user visisble) 306 */ 307struct sctp_error_cause { 308 uint16_t code; 309 uint16_t length; 310 /* optional cause-specific info may follow */ 311} SCTP_PACKED; 312 313struct sctp_error_invalid_stream { 314 struct sctp_error_cause cause; /* code=SCTP_ERROR_INVALID_STREAM */ 315 uint16_t stream_id; /* stream id of the DATA in error */ 316 uint16_t reserved; 317} SCTP_PACKED; 318 319struct sctp_error_missing_param { 320 struct sctp_error_cause cause; /* code=SCTP_ERROR_MISSING_PARAM */ 321 uint32_t num_missing_params; /* number of missing parameters */ 322 /* uint16_t param_type's follow */ 323} SCTP_PACKED; 324 325struct sctp_error_stale_cookie { 326 struct sctp_error_cause cause; /* code=SCTP_ERROR_STALE_COOKIE */ 327 uint32_t stale_time; /* time in usec of staleness */ 328} SCTP_PACKED; 329 330struct sctp_error_out_of_resource { 331 struct sctp_error_cause cause; /* code=SCTP_ERROR_OUT_OF_RESOURCES */ 332} SCTP_PACKED; 333 334struct sctp_error_unresolv_addr { 335 struct sctp_error_cause cause; /* code=SCTP_ERROR_UNRESOLVABLE_ADDR */ 336 337} SCTP_PACKED; 338 339struct sctp_error_unrecognized_chunk { 340 struct sctp_error_cause cause; /* code=SCTP_ERROR_UNRECOG_CHUNK */ 341 struct sctp_chunkhdr ch;/* header from chunk in error */ 342} SCTP_PACKED; 343 344/* 345 * Main SCTP chunk types we place these here so natd and f/w's in user land 346 * can find them. 347 */ 348/************0x00 series ***********/ 349#define SCTP_DATA 0x00 350#define SCTP_INITIATION 0x01 351#define SCTP_INITIATION_ACK 0x02 352#define SCTP_SELECTIVE_ACK 0x03 353#define SCTP_HEARTBEAT_REQUEST 0x04 354#define SCTP_HEARTBEAT_ACK 0x05 355#define SCTP_ABORT_ASSOCIATION 0x06 356#define SCTP_SHUTDOWN 0x07 357#define SCTP_SHUTDOWN_ACK 0x08 358#define SCTP_OPERATION_ERROR 0x09 359#define SCTP_COOKIE_ECHO 0x0a 360#define SCTP_COOKIE_ACK 0x0b 361#define SCTP_ECN_ECHO 0x0c 362#define SCTP_ECN_CWR 0x0d 363#define SCTP_SHUTDOWN_COMPLETE 0x0e 364/* RFC4895 */ 365#define SCTP_AUTHENTICATION 0x0f 366/************0x40 series ***********/ 367/************0x80 series ***********/ 368/* RFC5061 */ 369#define SCTP_ASCONF_ACK 0x80 370/* draft-ietf-stewart-pktdrpsctp */ 371#define SCTP_PACKET_DROPPED 0x81 372/* draft-ietf-stewart-strreset-xxx */ 373#define SCTP_STREAM_RESET 0x82 374 375/* RFC4820 */ 376#define SCTP_PAD_CHUNK 0x84 377/************0xc0 series ***********/ 378/* RFC3758 */ 379#define SCTP_FORWARD_CUM_TSN 0xc0 380/* RFC5061 */ 381#define SCTP_ASCONF 0xc1 382 383 384/* ABORT and SHUTDOWN COMPLETE FLAG */ 385#define SCTP_HAD_NO_TCB 0x01 386 387/* Packet dropped flags */ 388#define SCTP_FROM_MIDDLE_BOX SCTP_HAD_NO_TCB 389#define SCTP_BADCRC 0x02 390#define SCTP_PACKET_TRUNCATED 0x04 391 392#define SCTP_SAT_NETWORK_MIN 400 /* min ms for RTT to set satellite 393 * time */ 394#define SCTP_SAT_NETWORK_BURST_INCR 2 /* how many times to multiply maxburst 395 * in sat */ 396 397/* Data Chuck Specific Flags */ 398#define SCTP_DATA_FRAG_MASK 0x03 399#define SCTP_DATA_MIDDLE_FRAG 0x00 400#define SCTP_DATA_LAST_FRAG 0x01 401#define SCTP_DATA_FIRST_FRAG 0x02 402#define SCTP_DATA_NOT_FRAG 0x03 403#define SCTP_DATA_UNORDERED 0x04 404#define SCTP_DATA_SACK_IMMEDIATELY 0x08 405/* ECN Nonce: SACK Chunk Specific Flags */ 406#define SCTP_SACK_NONCE_SUM 0x01 407 408/* CMT DAC algorithm SACK flag */ 409#define SCTP_SACK_CMT_DAC 0x80 410 411/* 412 * PCB flags (in sctp_flags bitmask). 413 * Note the features and flags are meant 414 * for use by netstat. 415 */ 416#define SCTP_PCB_FLAGS_UDPTYPE 0x00000001 417#define SCTP_PCB_FLAGS_TCPTYPE 0x00000002 418#define SCTP_PCB_FLAGS_BOUNDALL 0x00000004 419#define SCTP_PCB_FLAGS_ACCEPTING 0x00000008 420#define SCTP_PCB_FLAGS_UNBOUND 0x00000010 421#define SCTP_PCB_FLAGS_LISTENING 0x00000020 422#define SCTP_PCB_FLAGS_CLOSE_IP 0x00040000 423#define SCTP_PCB_FLAGS_WAS_CONNECTED 0x00080000 424#define SCTP_PCB_FLAGS_WAS_ABORTED 0x00100000 425/* TCP model support */ 426 427#define SCTP_PCB_FLAGS_CONNECTED 0x00200000 428#define SCTP_PCB_FLAGS_IN_TCPPOOL 0x00400000 429#define SCTP_PCB_FLAGS_DONT_WAKE 0x00800000 430#define SCTP_PCB_FLAGS_WAKEOUTPUT 0x01000000 431#define SCTP_PCB_FLAGS_WAKEINPUT 0x02000000 432#define SCTP_PCB_FLAGS_BOUND_V6 0x04000000 433#define SCTP_PCB_FLAGS_BLOCKING_IO 0x08000000 434#define SCTP_PCB_FLAGS_SOCKET_GONE 0x10000000 435#define SCTP_PCB_FLAGS_SOCKET_ALLGONE 0x20000000 436/* flags to copy to new PCB */ 437#define SCTP_PCB_COPY_FLAGS (SCTP_PCB_FLAGS_BOUNDALL|\ 438 SCTP_PCB_FLAGS_WAKEINPUT|\ 439 SCTP_PCB_FLAGS_BOUND_V6) 440 441 442/* 443 * PCB Features (in sctp_features bitmask) 444 */ 445#define SCTP_PCB_FLAGS_EXT_RCVINFO 0x00000002 446#define SCTP_PCB_FLAGS_DONOT_HEARTBEAT 0x00000004 447#define SCTP_PCB_FLAGS_FRAG_INTERLEAVE 0x00000008 448#define SCTP_PCB_FLAGS_INTERLEAVE_STRMS 0x00000010 449#define SCTP_PCB_FLAGS_DO_ASCONF 0x00000020 450#define SCTP_PCB_FLAGS_AUTO_ASCONF 0x00000040 451#define SCTP_PCB_FLAGS_ZERO_COPY_ACTIVE 0x00000080 452 453/* socket options */ 454#define SCTP_PCB_FLAGS_NODELAY 0x00000100 455#define SCTP_PCB_FLAGS_AUTOCLOSE 0x00000200 456#define SCTP_PCB_FLAGS_RECVDATAIOEVNT 0x00000400 457#define SCTP_PCB_FLAGS_RECVASSOCEVNT 0x00000800 458#define SCTP_PCB_FLAGS_RECVPADDREVNT 0x00001000 459#define SCTP_PCB_FLAGS_RECVPEERERR 0x00002000 460#define SCTP_PCB_FLAGS_RECVSENDFAILEVNT 0x00004000 461#define SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT 0x00008000 462#define SCTP_PCB_FLAGS_ADAPTATIONEVNT 0x00010000 463#define SCTP_PCB_FLAGS_PDAPIEVNT 0x00020000 464#define SCTP_PCB_FLAGS_AUTHEVNT 0x00040000 465#define SCTP_PCB_FLAGS_STREAM_RESETEVNT 0x00080000 466#define SCTP_PCB_FLAGS_NO_FRAGMENT 0x00100000 467#define SCTP_PCB_FLAGS_EXPLICIT_EOR 0x00400000 468#define SCTP_PCB_FLAGS_NEEDS_MAPPED_V4 0x00800000 469#define SCTP_PCB_FLAGS_MULTIPLE_ASCONFS 0x01000000 470 471/*- 472 * mobility_features parameters (by micchie).Note 473 * these features are applied against the 474 * sctp_mobility_features flags.. not the sctp_features 475 * flags. 476 */ 477#define SCTP_MOBILITY_BASE 0x00000001 478#define SCTP_MOBILITY_FASTHANDOFF 0x00000002 479#define SCTP_MOBILITY_PRIM_DELETED 0x00000004 480 481 482#define SCTP_SMALLEST_PMTU 512 /* smallest pmtu allowed when disabling PMTU 483 * discovery */ 484 485#include <netinet/sctp_uio.h> 486 487/* This dictates the size of the packet 488 * collection buffer. This only applies 489 * if SCTP_PACKET_LOGGING is enabled in 490 * your config. 491 */ 492#define SCTP_PACKET_LOG_SIZE 65536 493 494/* Maximum delays and such a user can set for options that 495 * take ms. 496 */ 497#define SCTP_MAX_SACK_DELAY 500 /* per RFC4960 */ 498#define SCTP_MAX_HB_INTERVAL 14400000 /* 4 hours in ms */ 499#define SCTP_MAX_COOKIE_LIFE 3600000 /* 1 hour in ms */ 500 501 502/* Types of logging/KTR tracing that can be enabled via the 503 * sysctl net.inet.sctp.sctp_logging. You must also enable 504 * SUBSYS tracing. 505 * Note that you must have the SCTP option in the kernel 506 * to enable these as well. 507 */ 508#define SCTP_BLK_LOGGING_ENABLE 0x00000001 509#define SCTP_CWND_MONITOR_ENABLE 0x00000002 510#define SCTP_CWND_LOGGING_ENABLE 0x00000004 511#define SCTP_EARLYFR_LOGGING_ENABLE 0x00000010 512#define SCTP_FLIGHT_LOGGING_ENABLE 0x00000020 513#define SCTP_FR_LOGGING_ENABLE 0x00000040 514#define SCTP_LOCK_LOGGING_ENABLE 0x00000080 515#define SCTP_MAP_LOGGING_ENABLE 0x00000100 516#define SCTP_MBCNT_LOGGING_ENABLE 0x00000200 517#define SCTP_MBUF_LOGGING_ENABLE 0x00000400 518#define SCTP_NAGLE_LOGGING_ENABLE 0x00000800 519#define SCTP_RECV_RWND_LOGGING_ENABLE 0x00001000 520#define SCTP_RTTVAR_LOGGING_ENABLE 0x00002000 521#define SCTP_SACK_LOGGING_ENABLE 0x00004000 522#define SCTP_SACK_RWND_LOGGING_ENABLE 0x00008000 523#define SCTP_SB_LOGGING_ENABLE 0x00010000 524#define SCTP_STR_LOGGING_ENABLE 0x00020000 525#define SCTP_WAKE_LOGGING_ENABLE 0x00040000 526#define SCTP_LOG_MAXBURST_ENABLE 0x00080000 527#define SCTP_LOG_RWND_ENABLE 0x00100000 528#define SCTP_LOG_SACK_ARRIVALS_ENABLE 0x00200000 529#define SCTP_LTRACE_CHUNK_ENABLE 0x00400000 530#define SCTP_LTRACE_ERROR_ENABLE 0x00800000 531#define SCTP_LAST_PACKET_TRACING 0x01000000 532#define SCTP_THRESHOLD_LOGGING 0x02000000 533#define SCTP_LOG_AT_SEND_2_SCTP 0x04000000 534#define SCTP_LOG_AT_SEND_2_OUTQ 0x08000000 535 536 537 538#undef SCTP_PACKED 539 540#endif /* !_NETINET_SCTP_H_ */ 541