sctp.h revision 219397
1/*- 2 * Copyright (c) 2001-2008, by Cisco Systems, Inc. All rights reserved. 3 * Copyright (c) 2008-2011, by Randall Stewart. All rights reserved. 4 * Copyright (c) 2008-2011, by Michael Tuexen. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions are met: 8 * 9 * a) Redistributions of source code must retain the above copyright notice, 10 * this list of conditions and the following disclaimer. 11 * 12 * b) Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in 14 * the documentation and/or other materials provided with the distribution. 15 * 16 * c) Neither the name of Cisco Systems, Inc. nor the names of its 17 * contributors may be used to endorse or promote products derived 18 * from this software without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 22 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 24 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 30 * THE POSSIBILITY OF SUCH DAMAGE. 31 */ 32/* $KAME: sctp.h,v 1.18 2005/03/06 16:04:16 itojun Exp $ */ 33 34#include <sys/cdefs.h> 35__FBSDID("$FreeBSD: head/sys/netinet/sctp.h 219397 2011-03-08 11:58:25Z rrs $"); 36 37#ifndef _NETINET_SCTP_H_ 38#define _NETINET_SCTP_H_ 39 40#include <sys/types.h> 41 42 43#define SCTP_PACKED __attribute__((packed)) 44 45/* 46 * SCTP protocol - RFC2960. 47 */ 48struct sctphdr { 49 uint16_t src_port; /* source port */ 50 uint16_t dest_port; /* destination port */ 51 uint32_t v_tag; /* verification tag of packet */ 52 uint32_t checksum; /* Adler32 C-Sum */ 53 /* chunks follow... */ 54} SCTP_PACKED; 55 56/* 57 * SCTP Chunks 58 */ 59struct sctp_chunkhdr { 60 uint8_t chunk_type; /* chunk type */ 61 uint8_t chunk_flags; /* chunk flags */ 62 uint16_t chunk_length; /* chunk length */ 63 /* optional params follow */ 64} SCTP_PACKED; 65 66/* 67 * SCTP chunk parameters 68 */ 69struct sctp_paramhdr { 70 uint16_t param_type; /* parameter type */ 71 uint16_t param_length; /* parameter length */ 72} SCTP_PACKED; 73 74/* 75 * user socket options: socket API defined 76 */ 77/* 78 * read-write options 79 */ 80#define SCTP_RTOINFO 0x00000001 81#define SCTP_ASSOCINFO 0x00000002 82#define SCTP_INITMSG 0x00000003 83#define SCTP_NODELAY 0x00000004 84#define SCTP_AUTOCLOSE 0x00000005 85#define SCTP_SET_PEER_PRIMARY_ADDR 0x00000006 86#define SCTP_PRIMARY_ADDR 0x00000007 87#define SCTP_ADAPTATION_LAYER 0x00000008 88/* same as above */ 89#define SCTP_ADAPTION_LAYER 0x00000008 90#define SCTP_DISABLE_FRAGMENTS 0x00000009 91#define SCTP_PEER_ADDR_PARAMS 0x0000000a 92#define SCTP_DEFAULT_SEND_PARAM 0x0000000b 93/* ancillary data/notification interest options */ 94#define SCTP_EVENTS 0x0000000c 95/* Without this applied we will give V4 and V6 addresses on a V6 socket */ 96#define SCTP_I_WANT_MAPPED_V4_ADDR 0x0000000d 97#define SCTP_MAXSEG 0x0000000e 98#define SCTP_DELAYED_SACK 0x0000000f 99#define SCTP_FRAGMENT_INTERLEAVE 0x00000010 100#define SCTP_PARTIAL_DELIVERY_POINT 0x00000011 101/* authentication support */ 102#define SCTP_AUTH_CHUNK 0x00000012 103#define SCTP_AUTH_KEY 0x00000013 104#define SCTP_HMAC_IDENT 0x00000014 105#define SCTP_AUTH_ACTIVE_KEY 0x00000015 106#define SCTP_AUTH_DELETE_KEY 0x00000016 107#define SCTP_USE_EXT_RCVINFO 0x00000017 108#define SCTP_AUTO_ASCONF 0x00000018 /* rw */ 109#define SCTP_MAXBURST 0x00000019 /* rw */ 110#define SCTP_MAX_BURST 0x00000019 /* rw */ 111/* assoc level context */ 112#define SCTP_CONTEXT 0x0000001a /* rw */ 113/* explicit EOR signalling */ 114#define SCTP_EXPLICIT_EOR 0x0000001b 115#define SCTP_REUSE_PORT 0x0000001c /* rw */ 116#define SCTP_AUTH_DEACTIVATE_KEY 0x0000001d 117 118/* 119 * read-only options 120 */ 121#define SCTP_STATUS 0x00000100 122#define SCTP_GET_PEER_ADDR_INFO 0x00000101 123/* authentication support */ 124#define SCTP_PEER_AUTH_CHUNKS 0x00000102 125#define SCTP_LOCAL_AUTH_CHUNKS 0x00000103 126#define SCTP_GET_ASSOC_NUMBER 0x00000104 /* ro */ 127#define SCTP_GET_ASSOC_ID_LIST 0x00000105 /* ro */ 128#define SCTP_TIMEOUTS 0x00000106 129 130/* 131 * user socket options: BSD implementation specific 132 */ 133/* 134 * Blocking I/O is enabled on any TCP type socket by default. For the UDP 135 * model if this is turned on then the socket buffer is shared for send 136 * resources amongst all associations. The default for the UDP model is that 137 * is SS_NBIO is set. Which means all associations have a separate send 138 * limit BUT they will NOT ever BLOCK instead you will get an error back 139 * EAGAIN if you try to send too much. If you want the blocking semantics you 140 * set this option at the cost of sharing one socket send buffer size amongst 141 * all associations. Peeled off sockets turn this option off and block. But 142 * since both TCP and peeled off sockets have only one assoc per socket this 143 * is fine. It probably does NOT make sense to set this on SS_NBIO on a TCP 144 * model OR peeled off UDP model, but we do allow you to do so. You just use 145 * the normal syscall to toggle SS_NBIO the way you want. 146 * 147 * Blocking I/O is controlled by the SS_NBIO flag on the socket state so_state 148 * field. 149 */ 150 151/* these should probably go into sockets API */ 152#define SCTP_RESET_STREAMS 0x00001004 /* wo */ 153 154 155/* here on down are more implementation specific */ 156#define SCTP_SET_DEBUG_LEVEL 0x00001005 157#define SCTP_CLR_STAT_LOG 0x00001007 158/* CMT ON/OFF socket option */ 159#define SCTP_CMT_ON_OFF 0x00001200 160#define SCTP_CMT_USE_DAC 0x00001201 161/* JRS - Pluggable Congestion Control Socket option */ 162#define SCTP_PLUGGABLE_CC 0x00001202 163/* RS - Pluggable Stream Scheduling Socket option */ 164#define SCTP_PLUGGABLE_SS 0x00001203 165#define SCTP_SS_VALUE 0x00001204 166#define SCTP_CC_OPTION 0x00001205 /* Options for CC 167 * modules */ 168/* read only */ 169#define SCTP_GET_SNDBUF_USE 0x00001101 170#define SCTP_GET_STAT_LOG 0x00001103 171#define SCTP_PCB_STATUS 0x00001104 172#define SCTP_GET_NONCE_VALUES 0x00001105 173 174 175/* Special hook for dynamically setting primary for all assoc's, 176 * this is a write only option that requires root privilege. 177 */ 178#define SCTP_SET_DYNAMIC_PRIMARY 0x00002001 179 180/* VRF (virtual router feature) and multi-VRF support 181 * options. VRF's provide splits within a router 182 * that give the views of multiple routers. A 183 * standard host, without VRF support, is just 184 * a single VRF. If VRF's are supported then 185 * the transport must be VRF aware. This means 186 * that every socket call coming in must be directed 187 * within the endpoint to one of the VRF's it belongs 188 * to. The endpoint, before binding, may select 189 * the "default" VRF it is in by using a set socket 190 * option with SCTP_VRF_ID. This will also 191 * get propagated to the default VRF. Once the 192 * endpoint binds an address then it CANNOT add 193 * additional VRF's to become a Multi-VRF endpoint. 194 * 195 * Before BINDING additional VRF's can be added with 196 * the SCTP_ADD_VRF_ID call or deleted with 197 * SCTP_DEL_VRF_ID. 198 * 199 * Associations are ALWAYS contained inside a single 200 * VRF. They cannot reside in two (or more) VRF's. Incoming 201 * packets, assuming the router is VRF aware, can always 202 * tell us what VRF they arrived on. A host not supporting 203 * any VRF's will find that the packets always arrived on the 204 * single VRF that the host has. 205 * 206 */ 207 208#define SCTP_VRF_ID 0x00003001 209#define SCTP_ADD_VRF_ID 0x00003002 210#define SCTP_GET_VRF_IDS 0x00003003 211#define SCTP_GET_ASOC_VRF 0x00003004 212#define SCTP_DEL_VRF_ID 0x00003005 213 214/* 215 * If you enable packet logging you can get 216 * a poor mans ethereal output in binary 217 * form. Note this is a compile option to 218 * the kernel, SCTP_PACKET_LOGGING, and 219 * without it in your kernel you 220 * will get a EOPNOTSUPP 221 */ 222#define SCTP_GET_PACKET_LOG 0x00004001 223 224/* 225 * hidden implementation specific options these are NOT user visible (should 226 * move out of sctp.h) 227 */ 228/* sctp_bindx() flags as hidden socket options */ 229#define SCTP_BINDX_ADD_ADDR 0x00008001 230#define SCTP_BINDX_REM_ADDR 0x00008002 231/* Hidden socket option that gets the addresses */ 232#define SCTP_GET_PEER_ADDRESSES 0x00008003 233#define SCTP_GET_LOCAL_ADDRESSES 0x00008004 234/* return the total count in bytes needed to hold all local addresses bound */ 235#define SCTP_GET_LOCAL_ADDR_SIZE 0x00008005 236/* Return the total count in bytes needed to hold the remote address */ 237#define SCTP_GET_REMOTE_ADDR_SIZE 0x00008006 238/* hidden option for connectx */ 239#define SCTP_CONNECT_X 0x00008007 240/* hidden option for connectx_delayed, part of sendx */ 241#define SCTP_CONNECT_X_DELAYED 0x00008008 242#define SCTP_CONNECT_X_COMPLETE 0x00008009 243/* hidden socket option based sctp_peeloff */ 244#define SCTP_PEELOFF 0x0000800a 245/* the real worker for sctp_getaddrlen() */ 246#define SCTP_GET_ADDR_LEN 0x0000800b 247/* temporary workaround for Apple listen() issue, no args used */ 248#define SCTP_LISTEN_FIX 0x0000800c 249/* Debug things that need to be purged */ 250#define SCTP_SET_INITIAL_DBG_SEQ 0x00009f00 251 252/* JRS - Supported congestion control modules for pluggable 253 * congestion control 254 */ 255/* Standard TCP Congestion Control */ 256#define SCTP_CC_RFC2581 0x00000000 257/* High Speed TCP Congestion Control (Floyd) */ 258#define SCTP_CC_HSTCP 0x00000001 259/* HTCP Congestion Control */ 260#define SCTP_CC_HTCP 0x00000002 261/* RTCC Congestion Control - RFC2581 plus */ 262#define SCTP_CC_RTCC 0x00000003 263 264#define SCTP_CC_OPT_RTCC_SETMODE 0x00002000 265#define SCTP_CC_OPT_USE_DCCC_ECN 0x00002001 266#define SCTP_CC_OPT_STEADY_STEP 0x00002002 267 268/* RS - Supported stream scheduling modules for pluggable 269 * stream scheduling 270 */ 271/* Default simple round-robin */ 272#define SCTP_SS_DEFAULT 0x00000000 273/* Real round-robin */ 274#define SCTP_SS_ROUND_ROBIN 0x00000001 275/* Real round-robin per packet */ 276#define SCTP_SS_ROUND_ROBIN_PACKET 0x00000002 277/* Priority */ 278#define SCTP_SS_PRIORITY 0x00000003 279/* Fair Bandwidth */ 280#define SCTP_SS_FAIR_BANDWITH 0x00000004 281/* First-come, first-serve */ 282#define SCTP_SS_FIRST_COME 0x00000005 283 284 285/* fragment interleave constants 286 * setting must be one of these or 287 * EINVAL returned. 288 */ 289#define SCTP_FRAG_LEVEL_0 0x00000000 290#define SCTP_FRAG_LEVEL_1 0x00000001 291#define SCTP_FRAG_LEVEL_2 0x00000002 292 293/* 294 * user state values 295 */ 296#define SCTP_CLOSED 0x0000 297#define SCTP_BOUND 0x1000 298#define SCTP_LISTEN 0x2000 299#define SCTP_COOKIE_WAIT 0x0002 300#define SCTP_COOKIE_ECHOED 0x0004 301#define SCTP_ESTABLISHED 0x0008 302#define SCTP_SHUTDOWN_SENT 0x0010 303#define SCTP_SHUTDOWN_RECEIVED 0x0020 304#define SCTP_SHUTDOWN_ACK_SENT 0x0040 305#define SCTP_SHUTDOWN_PENDING 0x0080 306 307/* 308 * SCTP operational error codes (user visible) 309 */ 310#define SCTP_CAUSE_NO_ERROR 0x0000 311#define SCTP_CAUSE_INVALID_STREAM 0x0001 312#define SCTP_CAUSE_MISSING_PARAM 0x0002 313#define SCTP_CAUSE_STALE_COOKIE 0x0003 314#define SCTP_CAUSE_OUT_OF_RESC 0x0004 315#define SCTP_CAUSE_UNRESOLVABLE_ADDR 0x0005 316#define SCTP_CAUSE_UNRECOG_CHUNK 0x0006 317#define SCTP_CAUSE_INVALID_PARAM 0x0007 318#define SCTP_CAUSE_UNRECOG_PARAM 0x0008 319#define SCTP_CAUSE_NO_USER_DATA 0x0009 320#define SCTP_CAUSE_COOKIE_IN_SHUTDOWN 0x000a 321#define SCTP_CAUSE_RESTART_W_NEWADDR 0x000b 322#define SCTP_CAUSE_USER_INITIATED_ABT 0x000c 323#define SCTP_CAUSE_PROTOCOL_VIOLATION 0x000d 324 325/* Error causes from RFC5061 */ 326#define SCTP_CAUSE_DELETING_LAST_ADDR 0x00a0 327#define SCTP_CAUSE_RESOURCE_SHORTAGE 0x00a1 328#define SCTP_CAUSE_DELETING_SRC_ADDR 0x00a2 329#define SCTP_CAUSE_ILLEGAL_ASCONF_ACK 0x00a3 330#define SCTP_CAUSE_REQUEST_REFUSED 0x00a4 331 332/* Error causes from nat-draft */ 333#define SCTP_CAUSE_NAT_COLLIDING_STATE 0x00b0 334#define SCTP_CAUSE_NAT_MISSING_STATE 0x00b1 335 336/* Error causes from RFC4895 */ 337#define SCTP_CAUSE_UNSUPPORTED_HMACID 0x0105 338 339/* 340 * error cause parameters (user visible) 341 */ 342struct sctp_error_cause { 343 uint16_t code; 344 uint16_t length; 345 /* optional cause-specific info may follow */ 346} SCTP_PACKED; 347 348struct sctp_error_invalid_stream { 349 struct sctp_error_cause cause; /* code=SCTP_ERROR_INVALID_STREAM */ 350 uint16_t stream_id; /* stream id of the DATA in error */ 351 uint16_t reserved; 352} SCTP_PACKED; 353 354struct sctp_error_missing_param { 355 struct sctp_error_cause cause; /* code=SCTP_ERROR_MISSING_PARAM */ 356 uint32_t num_missing_params; /* number of missing parameters */ 357 /* uint16_t param_type's follow */ 358} SCTP_PACKED; 359 360struct sctp_error_stale_cookie { 361 struct sctp_error_cause cause; /* code=SCTP_ERROR_STALE_COOKIE */ 362 uint32_t stale_time; /* time in usec of staleness */ 363} SCTP_PACKED; 364 365struct sctp_error_out_of_resource { 366 struct sctp_error_cause cause; /* code=SCTP_ERROR_OUT_OF_RESOURCES */ 367} SCTP_PACKED; 368 369struct sctp_error_unresolv_addr { 370 struct sctp_error_cause cause; /* code=SCTP_ERROR_UNRESOLVABLE_ADDR */ 371 372} SCTP_PACKED; 373 374struct sctp_error_unrecognized_chunk { 375 struct sctp_error_cause cause; /* code=SCTP_ERROR_UNRECOG_CHUNK */ 376 struct sctp_chunkhdr ch;/* header from chunk in error */ 377} SCTP_PACKED; 378 379/* 380 * Main SCTP chunk types we place these here so natd and f/w's in user land 381 * can find them. 382 */ 383/************0x00 series ***********/ 384#define SCTP_DATA 0x00 385#define SCTP_INITIATION 0x01 386#define SCTP_INITIATION_ACK 0x02 387#define SCTP_SELECTIVE_ACK 0x03 388#define SCTP_HEARTBEAT_REQUEST 0x04 389#define SCTP_HEARTBEAT_ACK 0x05 390#define SCTP_ABORT_ASSOCIATION 0x06 391#define SCTP_SHUTDOWN 0x07 392#define SCTP_SHUTDOWN_ACK 0x08 393#define SCTP_OPERATION_ERROR 0x09 394#define SCTP_COOKIE_ECHO 0x0a 395#define SCTP_COOKIE_ACK 0x0b 396#define SCTP_ECN_ECHO 0x0c 397#define SCTP_ECN_CWR 0x0d 398#define SCTP_SHUTDOWN_COMPLETE 0x0e 399/* RFC4895 */ 400#define SCTP_AUTHENTICATION 0x0f 401/* EY nr_sack chunk id*/ 402#define SCTP_NR_SELECTIVE_ACK 0x10 403/************0x40 series ***********/ 404/************0x80 series ***********/ 405/* RFC5061 */ 406#define SCTP_ASCONF_ACK 0x80 407/* draft-ietf-stewart-pktdrpsctp */ 408#define SCTP_PACKET_DROPPED 0x81 409/* draft-ietf-stewart-strreset-xxx */ 410#define SCTP_STREAM_RESET 0x82 411 412/* RFC4820 */ 413#define SCTP_PAD_CHUNK 0x84 414/************0xc0 series ***********/ 415/* RFC3758 */ 416#define SCTP_FORWARD_CUM_TSN 0xc0 417/* RFC5061 */ 418#define SCTP_ASCONF 0xc1 419 420 421/* ABORT and SHUTDOWN COMPLETE FLAG */ 422#define SCTP_HAD_NO_TCB 0x01 423 424/* Packet dropped flags */ 425#define SCTP_FROM_MIDDLE_BOX SCTP_HAD_NO_TCB 426#define SCTP_BADCRC 0x02 427#define SCTP_PACKET_TRUNCATED 0x04 428 429/* Flag for ECN -CWR */ 430#define SCTP_CWR_REDUCE_OVERRIDE 0x01 431#define SCTP_CWR_IN_SAME_WINDOW 0x02 432 433#define SCTP_SAT_NETWORK_MIN 400 /* min ms for RTT to set satellite 434 * time */ 435#define SCTP_SAT_NETWORK_BURST_INCR 2 /* how many times to multiply maxburst 436 * in sat */ 437 438/* Data Chuck Specific Flags */ 439#define SCTP_DATA_FRAG_MASK 0x03 440#define SCTP_DATA_MIDDLE_FRAG 0x00 441#define SCTP_DATA_LAST_FRAG 0x01 442#define SCTP_DATA_FIRST_FRAG 0x02 443#define SCTP_DATA_NOT_FRAG 0x03 444#define SCTP_DATA_UNORDERED 0x04 445#define SCTP_DATA_SACK_IMMEDIATELY 0x08 446/* ECN Nonce: SACK Chunk Specific Flags */ 447#define SCTP_SACK_NONCE_SUM 0x01 448 449/* CMT DAC algorithm SACK flag */ 450#define SCTP_SACK_CMT_DAC 0x80 451 452/* 453 * PCB flags (in sctp_flags bitmask). 454 * Note the features and flags are meant 455 * for use by netstat. 456 */ 457#define SCTP_PCB_FLAGS_UDPTYPE 0x00000001 458#define SCTP_PCB_FLAGS_TCPTYPE 0x00000002 459#define SCTP_PCB_FLAGS_BOUNDALL 0x00000004 460#define SCTP_PCB_FLAGS_ACCEPTING 0x00000008 461#define SCTP_PCB_FLAGS_UNBOUND 0x00000010 462#define SCTP_PCB_FLAGS_CLOSE_IP 0x00040000 463#define SCTP_PCB_FLAGS_WAS_CONNECTED 0x00080000 464#define SCTP_PCB_FLAGS_WAS_ABORTED 0x00100000 465/* TCP model support */ 466 467#define SCTP_PCB_FLAGS_CONNECTED 0x00200000 468#define SCTP_PCB_FLAGS_IN_TCPPOOL 0x00400000 469#define SCTP_PCB_FLAGS_DONT_WAKE 0x00800000 470#define SCTP_PCB_FLAGS_WAKEOUTPUT 0x01000000 471#define SCTP_PCB_FLAGS_WAKEINPUT 0x02000000 472#define SCTP_PCB_FLAGS_BOUND_V6 0x04000000 473#define SCTP_PCB_FLAGS_BLOCKING_IO 0x08000000 474#define SCTP_PCB_FLAGS_SOCKET_GONE 0x10000000 475#define SCTP_PCB_FLAGS_SOCKET_ALLGONE 0x20000000 476#define SCTP_PCB_FLAGS_SOCKET_CANT_READ 0x40000000 477/* flags to copy to new PCB */ 478#define SCTP_PCB_COPY_FLAGS (SCTP_PCB_FLAGS_BOUNDALL|\ 479 SCTP_PCB_FLAGS_WAKEINPUT|\ 480 SCTP_PCB_FLAGS_BOUND_V6) 481 482 483/* 484 * PCB Features (in sctp_features bitmask) 485 */ 486#define SCTP_PCB_FLAGS_EXT_RCVINFO 0x00000002 487#define SCTP_PCB_FLAGS_DONOT_HEARTBEAT 0x00000004 488#define SCTP_PCB_FLAGS_FRAG_INTERLEAVE 0x00000008 489#define SCTP_PCB_FLAGS_INTERLEAVE_STRMS 0x00000010 490#define SCTP_PCB_FLAGS_DO_ASCONF 0x00000020 491#define SCTP_PCB_FLAGS_AUTO_ASCONF 0x00000040 492#define SCTP_PCB_FLAGS_ZERO_COPY_ACTIVE 0x00000080 493/* socket options */ 494#define SCTP_PCB_FLAGS_NODELAY 0x00000100 495#define SCTP_PCB_FLAGS_AUTOCLOSE 0x00000200 496#define SCTP_PCB_FLAGS_RECVDATAIOEVNT 0x00000400 497#define SCTP_PCB_FLAGS_RECVASSOCEVNT 0x00000800 498#define SCTP_PCB_FLAGS_RECVPADDREVNT 0x00001000 499#define SCTP_PCB_FLAGS_RECVPEERERR 0x00002000 500#define SCTP_PCB_FLAGS_RECVSENDFAILEVNT 0x00004000 501#define SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT 0x00008000 502#define SCTP_PCB_FLAGS_ADAPTATIONEVNT 0x00010000 503#define SCTP_PCB_FLAGS_PDAPIEVNT 0x00020000 504#define SCTP_PCB_FLAGS_AUTHEVNT 0x00040000 505#define SCTP_PCB_FLAGS_STREAM_RESETEVNT 0x00080000 506#define SCTP_PCB_FLAGS_NO_FRAGMENT 0x00100000 507#define SCTP_PCB_FLAGS_EXPLICIT_EOR 0x00400000 508#define SCTP_PCB_FLAGS_NEEDS_MAPPED_V4 0x00800000 509#define SCTP_PCB_FLAGS_MULTIPLE_ASCONFS 0x01000000 510#define SCTP_PCB_FLAGS_PORTREUSE 0x02000000 511#define SCTP_PCB_FLAGS_DRYEVNT 0x04000000 512/*- 513 * mobility_features parameters (by micchie).Note 514 * these features are applied against the 515 * sctp_mobility_features flags.. not the sctp_features 516 * flags. 517 */ 518#define SCTP_MOBILITY_BASE 0x00000001 519#define SCTP_MOBILITY_FASTHANDOFF 0x00000002 520#define SCTP_MOBILITY_PRIM_DELETED 0x00000004 521 522 523#define SCTP_SMALLEST_PMTU 512 /* smallest pmtu allowed when disabling PMTU 524 * discovery */ 525 526#include <netinet/sctp_uio.h> 527 528/* This dictates the size of the packet 529 * collection buffer. This only applies 530 * if SCTP_PACKET_LOGGING is enabled in 531 * your config. 532 */ 533#define SCTP_PACKET_LOG_SIZE 65536 534 535/* Maximum delays and such a user can set for options that 536 * take ms. 537 */ 538#define SCTP_MAX_SACK_DELAY 500 /* per RFC4960 */ 539#define SCTP_MAX_HB_INTERVAL 14400000 /* 4 hours in ms */ 540#define SCTP_MAX_COOKIE_LIFE 3600000 /* 1 hour in ms */ 541 542 543/* Types of logging/KTR tracing that can be enabled via the 544 * sysctl net.inet.sctp.sctp_logging. You must also enable 545 * SUBSYS tracing. 546 * Note that you must have the SCTP option in the kernel 547 * to enable these as well. 548 */ 549#define SCTP_BLK_LOGGING_ENABLE 0x00000001 550#define SCTP_CWND_MONITOR_ENABLE 0x00000002 551#define SCTP_CWND_LOGGING_ENABLE 0x00000004 552#define SCTP_EARLYFR_LOGGING_ENABLE 0x00000010 553#define SCTP_FLIGHT_LOGGING_ENABLE 0x00000020 554#define SCTP_FR_LOGGING_ENABLE 0x00000040 555#define SCTP_LOCK_LOGGING_ENABLE 0x00000080 556#define SCTP_MAP_LOGGING_ENABLE 0x00000100 557#define SCTP_MBCNT_LOGGING_ENABLE 0x00000200 558#define SCTP_MBUF_LOGGING_ENABLE 0x00000400 559#define SCTP_NAGLE_LOGGING_ENABLE 0x00000800 560#define SCTP_RECV_RWND_LOGGING_ENABLE 0x00001000 561#define SCTP_RTTVAR_LOGGING_ENABLE 0x00002000 562#define SCTP_SACK_LOGGING_ENABLE 0x00004000 563#define SCTP_SACK_RWND_LOGGING_ENABLE 0x00008000 564#define SCTP_SB_LOGGING_ENABLE 0x00010000 565#define SCTP_STR_LOGGING_ENABLE 0x00020000 566#define SCTP_WAKE_LOGGING_ENABLE 0x00040000 567#define SCTP_LOG_MAXBURST_ENABLE 0x00080000 568#define SCTP_LOG_RWND_ENABLE 0x00100000 569#define SCTP_LOG_SACK_ARRIVALS_ENABLE 0x00200000 570#define SCTP_LTRACE_CHUNK_ENABLE 0x00400000 571#define SCTP_LTRACE_ERROR_ENABLE 0x00800000 572#define SCTP_LAST_PACKET_TRACING 0x01000000 573#define SCTP_THRESHOLD_LOGGING 0x02000000 574#define SCTP_LOG_AT_SEND_2_SCTP 0x04000000 575#define SCTP_LOG_AT_SEND_2_OUTQ 0x08000000 576#define SCTP_LOG_TRY_ADVANCE 0x10000000 577 578 579#undef SCTP_PACKED 580 581#endif /* !_NETINET_SCTP_H_ */ 582