sctp.h revision 223132
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 223132 2011-06-15 23:50:27Z tuexen $"); 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 /* deprecated */ 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#define SCTP_EVENT 0x0000001e 118#define SCTP_RECVRCVINFO 0x0000001f 119#define SCTP_RECVNXTINFO 0x00000020 120#define SCTP_DEFAULT_SNDINFO 0x00000021 121 122/* 123 * read-only options 124 */ 125#define SCTP_STATUS 0x00000100 126#define SCTP_GET_PEER_ADDR_INFO 0x00000101 127/* authentication support */ 128#define SCTP_PEER_AUTH_CHUNKS 0x00000102 129#define SCTP_LOCAL_AUTH_CHUNKS 0x00000103 130#define SCTP_GET_ASSOC_NUMBER 0x00000104 /* ro */ 131#define SCTP_GET_ASSOC_ID_LIST 0x00000105 /* ro */ 132#define SCTP_TIMEOUTS 0x00000106 133 134/* 135 * user socket options: BSD implementation specific 136 */ 137/* 138 * Blocking I/O is enabled on any TCP type socket by default. For the UDP 139 * model if this is turned on then the socket buffer is shared for send 140 * resources amongst all associations. The default for the UDP model is that 141 * is SS_NBIO is set. Which means all associations have a separate send 142 * limit BUT they will NOT ever BLOCK instead you will get an error back 143 * EAGAIN if you try to send too much. If you want the blocking semantics you 144 * set this option at the cost of sharing one socket send buffer size amongst 145 * all associations. Peeled off sockets turn this option off and block. But 146 * since both TCP and peeled off sockets have only one assoc per socket this 147 * is fine. It probably does NOT make sense to set this on SS_NBIO on a TCP 148 * model OR peeled off UDP model, but we do allow you to do so. You just use 149 * the normal syscall to toggle SS_NBIO the way you want. 150 * 151 * Blocking I/O is controlled by the SS_NBIO flag on the socket state so_state 152 * field. 153 */ 154 155/* these should probably go into sockets API */ 156#define SCTP_RESET_STREAMS 0x00001004 /* wo */ 157 158 159/* here on down are more implementation specific */ 160#define SCTP_SET_DEBUG_LEVEL 0x00001005 161#define SCTP_CLR_STAT_LOG 0x00001007 162/* CMT ON/OFF socket option */ 163#define SCTP_CMT_ON_OFF 0x00001200 164#define SCTP_CMT_USE_DAC 0x00001201 165/* JRS - Pluggable Congestion Control Socket option */ 166#define SCTP_PLUGGABLE_CC 0x00001202 167/* RS - Pluggable Stream Scheduling Socket option */ 168#define SCTP_PLUGGABLE_SS 0x00001203 169#define SCTP_SS_VALUE 0x00001204 170#define SCTP_CC_OPTION 0x00001205 /* Options for CC 171 * modules */ 172/* read only */ 173#define SCTP_GET_SNDBUF_USE 0x00001101 174#define SCTP_GET_STAT_LOG 0x00001103 175#define SCTP_PCB_STATUS 0x00001104 176#define SCTP_GET_NONCE_VALUES 0x00001105 177 178 179/* Special hook for dynamically setting primary for all assoc's, 180 * this is a write only option that requires root privilege. 181 */ 182#define SCTP_SET_DYNAMIC_PRIMARY 0x00002001 183 184/* VRF (virtual router feature) and multi-VRF support 185 * options. VRF's provide splits within a router 186 * that give the views of multiple routers. A 187 * standard host, without VRF support, is just 188 * a single VRF. If VRF's are supported then 189 * the transport must be VRF aware. This means 190 * that every socket call coming in must be directed 191 * within the endpoint to one of the VRF's it belongs 192 * to. The endpoint, before binding, may select 193 * the "default" VRF it is in by using a set socket 194 * option with SCTP_VRF_ID. This will also 195 * get propagated to the default VRF. Once the 196 * endpoint binds an address then it CANNOT add 197 * additional VRF's to become a Multi-VRF endpoint. 198 * 199 * Before BINDING additional VRF's can be added with 200 * the SCTP_ADD_VRF_ID call or deleted with 201 * SCTP_DEL_VRF_ID. 202 * 203 * Associations are ALWAYS contained inside a single 204 * VRF. They cannot reside in two (or more) VRF's. Incoming 205 * packets, assuming the router is VRF aware, can always 206 * tell us what VRF they arrived on. A host not supporting 207 * any VRF's will find that the packets always arrived on the 208 * single VRF that the host has. 209 * 210 */ 211 212#define SCTP_VRF_ID 0x00003001 213#define SCTP_ADD_VRF_ID 0x00003002 214#define SCTP_GET_VRF_IDS 0x00003003 215#define SCTP_GET_ASOC_VRF 0x00003004 216#define SCTP_DEL_VRF_ID 0x00003005 217 218/* 219 * If you enable packet logging you can get 220 * a poor mans ethereal output in binary 221 * form. Note this is a compile option to 222 * the kernel, SCTP_PACKET_LOGGING, and 223 * without it in your kernel you 224 * will get a EOPNOTSUPP 225 */ 226#define SCTP_GET_PACKET_LOG 0x00004001 227 228/* 229 * hidden implementation specific options these are NOT user visible (should 230 * move out of sctp.h) 231 */ 232/* sctp_bindx() flags as hidden socket options */ 233#define SCTP_BINDX_ADD_ADDR 0x00008001 234#define SCTP_BINDX_REM_ADDR 0x00008002 235/* Hidden socket option that gets the addresses */ 236#define SCTP_GET_PEER_ADDRESSES 0x00008003 237#define SCTP_GET_LOCAL_ADDRESSES 0x00008004 238/* return the total count in bytes needed to hold all local addresses bound */ 239#define SCTP_GET_LOCAL_ADDR_SIZE 0x00008005 240/* Return the total count in bytes needed to hold the remote address */ 241#define SCTP_GET_REMOTE_ADDR_SIZE 0x00008006 242/* hidden option for connectx */ 243#define SCTP_CONNECT_X 0x00008007 244/* hidden option for connectx_delayed, part of sendx */ 245#define SCTP_CONNECT_X_DELAYED 0x00008008 246#define SCTP_CONNECT_X_COMPLETE 0x00008009 247/* hidden socket option based sctp_peeloff */ 248#define SCTP_PEELOFF 0x0000800a 249/* the real worker for sctp_getaddrlen() */ 250#define SCTP_GET_ADDR_LEN 0x0000800b 251/* temporary workaround for Apple listen() issue, no args used */ 252#define SCTP_LISTEN_FIX 0x0000800c 253/* Debug things that need to be purged */ 254#define SCTP_SET_INITIAL_DBG_SEQ 0x00009f00 255 256/* JRS - Supported congestion control modules for pluggable 257 * congestion control 258 */ 259/* Standard TCP Congestion Control */ 260#define SCTP_CC_RFC2581 0x00000000 261/* High Speed TCP Congestion Control (Floyd) */ 262#define SCTP_CC_HSTCP 0x00000001 263/* HTCP Congestion Control */ 264#define SCTP_CC_HTCP 0x00000002 265/* RTCC Congestion Control - RFC2581 plus */ 266#define SCTP_CC_RTCC 0x00000003 267 268#define SCTP_CC_OPT_RTCC_SETMODE 0x00002000 269#define SCTP_CC_OPT_USE_DCCC_ECN 0x00002001 270#define SCTP_CC_OPT_STEADY_STEP 0x00002002 271 272#define SCTP_CMT_OFF 0 273#define SCTP_CMT_BASE 1 274#define SCTP_CMT_RPV1 2 275#define SCTP_CMT_RPV2 3 276#define SCTP_CMT_MPTCP 4 277#define SCTP_CMT_MAX SCTP_CMT_MPTCP 278 279/* RS - Supported stream scheduling modules for pluggable 280 * stream scheduling 281 */ 282/* Default simple round-robin */ 283#define SCTP_SS_DEFAULT 0x00000000 284/* Real round-robin */ 285#define SCTP_SS_ROUND_ROBIN 0x00000001 286/* Real round-robin per packet */ 287#define SCTP_SS_ROUND_ROBIN_PACKET 0x00000002 288/* Priority */ 289#define SCTP_SS_PRIORITY 0x00000003 290/* Fair Bandwidth */ 291#define SCTP_SS_FAIR_BANDWITH 0x00000004 292/* First-come, first-serve */ 293#define SCTP_SS_FIRST_COME 0x00000005 294 295 296/* fragment interleave constants 297 * setting must be one of these or 298 * EINVAL returned. 299 */ 300#define SCTP_FRAG_LEVEL_0 0x00000000 301#define SCTP_FRAG_LEVEL_1 0x00000001 302#define SCTP_FRAG_LEVEL_2 0x00000002 303 304/* 305 * user state values 306 */ 307#define SCTP_CLOSED 0x0000 308#define SCTP_BOUND 0x1000 309#define SCTP_LISTEN 0x2000 310#define SCTP_COOKIE_WAIT 0x0002 311#define SCTP_COOKIE_ECHOED 0x0004 312#define SCTP_ESTABLISHED 0x0008 313#define SCTP_SHUTDOWN_SENT 0x0010 314#define SCTP_SHUTDOWN_RECEIVED 0x0020 315#define SCTP_SHUTDOWN_ACK_SENT 0x0040 316#define SCTP_SHUTDOWN_PENDING 0x0080 317 318/* 319 * SCTP operational error codes (user visible) 320 */ 321#define SCTP_CAUSE_NO_ERROR 0x0000 322#define SCTP_CAUSE_INVALID_STREAM 0x0001 323#define SCTP_CAUSE_MISSING_PARAM 0x0002 324#define SCTP_CAUSE_STALE_COOKIE 0x0003 325#define SCTP_CAUSE_OUT_OF_RESC 0x0004 326#define SCTP_CAUSE_UNRESOLVABLE_ADDR 0x0005 327#define SCTP_CAUSE_UNRECOG_CHUNK 0x0006 328#define SCTP_CAUSE_INVALID_PARAM 0x0007 329#define SCTP_CAUSE_UNRECOG_PARAM 0x0008 330#define SCTP_CAUSE_NO_USER_DATA 0x0009 331#define SCTP_CAUSE_COOKIE_IN_SHUTDOWN 0x000a 332#define SCTP_CAUSE_RESTART_W_NEWADDR 0x000b 333#define SCTP_CAUSE_USER_INITIATED_ABT 0x000c 334#define SCTP_CAUSE_PROTOCOL_VIOLATION 0x000d 335 336/* Error causes from RFC5061 */ 337#define SCTP_CAUSE_DELETING_LAST_ADDR 0x00a0 338#define SCTP_CAUSE_RESOURCE_SHORTAGE 0x00a1 339#define SCTP_CAUSE_DELETING_SRC_ADDR 0x00a2 340#define SCTP_CAUSE_ILLEGAL_ASCONF_ACK 0x00a3 341#define SCTP_CAUSE_REQUEST_REFUSED 0x00a4 342 343/* Error causes from nat-draft */ 344#define SCTP_CAUSE_NAT_COLLIDING_STATE 0x00b0 345#define SCTP_CAUSE_NAT_MISSING_STATE 0x00b1 346 347/* Error causes from RFC4895 */ 348#define SCTP_CAUSE_UNSUPPORTED_HMACID 0x0105 349 350/* 351 * error cause parameters (user visible) 352 */ 353struct sctp_error_cause { 354 uint16_t code; 355 uint16_t length; 356 /* optional cause-specific info may follow */ 357} SCTP_PACKED; 358 359struct sctp_error_invalid_stream { 360 struct sctp_error_cause cause; /* code=SCTP_ERROR_INVALID_STREAM */ 361 uint16_t stream_id; /* stream id of the DATA in error */ 362 uint16_t reserved; 363} SCTP_PACKED; 364 365struct sctp_error_missing_param { 366 struct sctp_error_cause cause; /* code=SCTP_ERROR_MISSING_PARAM */ 367 uint32_t num_missing_params; /* number of missing parameters */ 368 /* uint16_t param_type's follow */ 369} SCTP_PACKED; 370 371struct sctp_error_stale_cookie { 372 struct sctp_error_cause cause; /* code=SCTP_ERROR_STALE_COOKIE */ 373 uint32_t stale_time; /* time in usec of staleness */ 374} SCTP_PACKED; 375 376struct sctp_error_out_of_resource { 377 struct sctp_error_cause cause; /* code=SCTP_ERROR_OUT_OF_RESOURCES */ 378} SCTP_PACKED; 379 380struct sctp_error_unresolv_addr { 381 struct sctp_error_cause cause; /* code=SCTP_ERROR_UNRESOLVABLE_ADDR */ 382 383} SCTP_PACKED; 384 385struct sctp_error_unrecognized_chunk { 386 struct sctp_error_cause cause; /* code=SCTP_ERROR_UNRECOG_CHUNK */ 387 struct sctp_chunkhdr ch;/* header from chunk in error */ 388} SCTP_PACKED; 389 390/* 391 * Main SCTP chunk types we place these here so natd and f/w's in user land 392 * can find them. 393 */ 394/************0x00 series ***********/ 395#define SCTP_DATA 0x00 396#define SCTP_INITIATION 0x01 397#define SCTP_INITIATION_ACK 0x02 398#define SCTP_SELECTIVE_ACK 0x03 399#define SCTP_HEARTBEAT_REQUEST 0x04 400#define SCTP_HEARTBEAT_ACK 0x05 401#define SCTP_ABORT_ASSOCIATION 0x06 402#define SCTP_SHUTDOWN 0x07 403#define SCTP_SHUTDOWN_ACK 0x08 404#define SCTP_OPERATION_ERROR 0x09 405#define SCTP_COOKIE_ECHO 0x0a 406#define SCTP_COOKIE_ACK 0x0b 407#define SCTP_ECN_ECHO 0x0c 408#define SCTP_ECN_CWR 0x0d 409#define SCTP_SHUTDOWN_COMPLETE 0x0e 410/* RFC4895 */ 411#define SCTP_AUTHENTICATION 0x0f 412/* EY nr_sack chunk id*/ 413#define SCTP_NR_SELECTIVE_ACK 0x10 414/************0x40 series ***********/ 415/************0x80 series ***********/ 416/* RFC5061 */ 417#define SCTP_ASCONF_ACK 0x80 418/* draft-ietf-stewart-pktdrpsctp */ 419#define SCTP_PACKET_DROPPED 0x81 420/* draft-ietf-stewart-strreset-xxx */ 421#define SCTP_STREAM_RESET 0x82 422 423/* RFC4820 */ 424#define SCTP_PAD_CHUNK 0x84 425/************0xc0 series ***********/ 426/* RFC3758 */ 427#define SCTP_FORWARD_CUM_TSN 0xc0 428/* RFC5061 */ 429#define SCTP_ASCONF 0xc1 430 431 432/* ABORT and SHUTDOWN COMPLETE FLAG */ 433#define SCTP_HAD_NO_TCB 0x01 434 435/* Packet dropped flags */ 436#define SCTP_FROM_MIDDLE_BOX SCTP_HAD_NO_TCB 437#define SCTP_BADCRC 0x02 438#define SCTP_PACKET_TRUNCATED 0x04 439 440/* Flag for ECN -CWR */ 441#define SCTP_CWR_REDUCE_OVERRIDE 0x01 442#define SCTP_CWR_IN_SAME_WINDOW 0x02 443 444#define SCTP_SAT_NETWORK_MIN 400 /* min ms for RTT to set satellite 445 * time */ 446#define SCTP_SAT_NETWORK_BURST_INCR 2 /* how many times to multiply maxburst 447 * in sat */ 448 449/* Data Chuck Specific Flags */ 450#define SCTP_DATA_FRAG_MASK 0x03 451#define SCTP_DATA_MIDDLE_FRAG 0x00 452#define SCTP_DATA_LAST_FRAG 0x01 453#define SCTP_DATA_FIRST_FRAG 0x02 454#define SCTP_DATA_NOT_FRAG 0x03 455#define SCTP_DATA_UNORDERED 0x04 456#define SCTP_DATA_SACK_IMMEDIATELY 0x08 457/* ECN Nonce: SACK Chunk Specific Flags */ 458#define SCTP_SACK_NONCE_SUM 0x01 459 460/* CMT DAC algorithm SACK flag */ 461#define SCTP_SACK_CMT_DAC 0x80 462 463/* 464 * PCB flags (in sctp_flags bitmask). 465 * Note the features and flags are meant 466 * for use by netstat. 467 */ 468#define SCTP_PCB_FLAGS_UDPTYPE 0x00000001 469#define SCTP_PCB_FLAGS_TCPTYPE 0x00000002 470#define SCTP_PCB_FLAGS_BOUNDALL 0x00000004 471#define SCTP_PCB_FLAGS_ACCEPTING 0x00000008 472#define SCTP_PCB_FLAGS_UNBOUND 0x00000010 473#define SCTP_PCB_FLAGS_CLOSE_IP 0x00040000 474#define SCTP_PCB_FLAGS_WAS_CONNECTED 0x00080000 475#define SCTP_PCB_FLAGS_WAS_ABORTED 0x00100000 476/* TCP model support */ 477 478#define SCTP_PCB_FLAGS_CONNECTED 0x00200000 479#define SCTP_PCB_FLAGS_IN_TCPPOOL 0x00400000 480#define SCTP_PCB_FLAGS_DONT_WAKE 0x00800000 481#define SCTP_PCB_FLAGS_WAKEOUTPUT 0x01000000 482#define SCTP_PCB_FLAGS_WAKEINPUT 0x02000000 483#define SCTP_PCB_FLAGS_BOUND_V6 0x04000000 484#define SCTP_PCB_FLAGS_BLOCKING_IO 0x08000000 485#define SCTP_PCB_FLAGS_SOCKET_GONE 0x10000000 486#define SCTP_PCB_FLAGS_SOCKET_ALLGONE 0x20000000 487#define SCTP_PCB_FLAGS_SOCKET_CANT_READ 0x40000000 488/* flags to copy to new PCB */ 489#define SCTP_PCB_COPY_FLAGS (SCTP_PCB_FLAGS_BOUNDALL|\ 490 SCTP_PCB_FLAGS_WAKEINPUT|\ 491 SCTP_PCB_FLAGS_BOUND_V6) 492 493 494/* 495 * PCB Features (in sctp_features bitmask) 496 */ 497#define SCTP_PCB_FLAGS_EXT_RCVINFO 0x00000002 /* deprecated */ 498#define SCTP_PCB_FLAGS_DONOT_HEARTBEAT 0x00000004 499#define SCTP_PCB_FLAGS_FRAG_INTERLEAVE 0x00000008 500#define SCTP_PCB_FLAGS_INTERLEAVE_STRMS 0x00000010 501#define SCTP_PCB_FLAGS_DO_ASCONF 0x00000020 502#define SCTP_PCB_FLAGS_AUTO_ASCONF 0x00000040 503#define SCTP_PCB_FLAGS_ZERO_COPY_ACTIVE 0x00000080 504/* socket options */ 505#define SCTP_PCB_FLAGS_NODELAY 0x00000100 506#define SCTP_PCB_FLAGS_AUTOCLOSE 0x00000200 507#define SCTP_PCB_FLAGS_RECVDATAIOEVNT 0x00000400 /* deprecated */ 508#define SCTP_PCB_FLAGS_RECVASSOCEVNT 0x00000800 509#define SCTP_PCB_FLAGS_RECVPADDREVNT 0x00001000 510#define SCTP_PCB_FLAGS_RECVPEERERR 0x00002000 511#define SCTP_PCB_FLAGS_RECVSENDFAILEVNT 0x00004000 512#define SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT 0x00008000 513#define SCTP_PCB_FLAGS_ADAPTATIONEVNT 0x00010000 514#define SCTP_PCB_FLAGS_PDAPIEVNT 0x00020000 515#define SCTP_PCB_FLAGS_AUTHEVNT 0x00040000 516#define SCTP_PCB_FLAGS_STREAM_RESETEVNT 0x00080000 517#define SCTP_PCB_FLAGS_NO_FRAGMENT 0x00100000 518#define SCTP_PCB_FLAGS_EXPLICIT_EOR 0x00400000 519#define SCTP_PCB_FLAGS_NEEDS_MAPPED_V4 0x00800000 520#define SCTP_PCB_FLAGS_MULTIPLE_ASCONFS 0x01000000 521#define SCTP_PCB_FLAGS_PORTREUSE 0x02000000 522#define SCTP_PCB_FLAGS_DRYEVNT 0x04000000 523#define SCTP_PCB_FLAGS_RECVRCVINFO 0x08000000 524#define SCTP_PCB_FLAGS_RECVNXTINFO 0x10000000 525 526/*- 527 * mobility_features parameters (by micchie).Note 528 * these features are applied against the 529 * sctp_mobility_features flags.. not the sctp_features 530 * flags. 531 */ 532#define SCTP_MOBILITY_BASE 0x00000001 533#define SCTP_MOBILITY_FASTHANDOFF 0x00000002 534#define SCTP_MOBILITY_PRIM_DELETED 0x00000004 535 536 537#define SCTP_SMALLEST_PMTU 512 /* smallest pmtu allowed when disabling PMTU 538 * discovery */ 539 540#include <netinet/sctp_uio.h> 541 542/* This dictates the size of the packet 543 * collection buffer. This only applies 544 * if SCTP_PACKET_LOGGING is enabled in 545 * your config. 546 */ 547#define SCTP_PACKET_LOG_SIZE 65536 548 549/* Maximum delays and such a user can set for options that 550 * take ms. 551 */ 552#define SCTP_MAX_SACK_DELAY 500 /* per RFC4960 */ 553#define SCTP_MAX_HB_INTERVAL 14400000 /* 4 hours in ms */ 554#define SCTP_MAX_COOKIE_LIFE 3600000 /* 1 hour in ms */ 555 556 557/* Types of logging/KTR tracing that can be enabled via the 558 * sysctl net.inet.sctp.sctp_logging. You must also enable 559 * SUBSYS tracing. 560 * Note that you must have the SCTP option in the kernel 561 * to enable these as well. 562 */ 563#define SCTP_BLK_LOGGING_ENABLE 0x00000001 564#define SCTP_CWND_MONITOR_ENABLE 0x00000002 565#define SCTP_CWND_LOGGING_ENABLE 0x00000004 566#define SCTP_EARLYFR_LOGGING_ENABLE 0x00000010 567#define SCTP_FLIGHT_LOGGING_ENABLE 0x00000020 568#define SCTP_FR_LOGGING_ENABLE 0x00000040 569#define SCTP_LOCK_LOGGING_ENABLE 0x00000080 570#define SCTP_MAP_LOGGING_ENABLE 0x00000100 571#define SCTP_MBCNT_LOGGING_ENABLE 0x00000200 572#define SCTP_MBUF_LOGGING_ENABLE 0x00000400 573#define SCTP_NAGLE_LOGGING_ENABLE 0x00000800 574#define SCTP_RECV_RWND_LOGGING_ENABLE 0x00001000 575#define SCTP_RTTVAR_LOGGING_ENABLE 0x00002000 576#define SCTP_SACK_LOGGING_ENABLE 0x00004000 577#define SCTP_SACK_RWND_LOGGING_ENABLE 0x00008000 578#define SCTP_SB_LOGGING_ENABLE 0x00010000 579#define SCTP_STR_LOGGING_ENABLE 0x00020000 580#define SCTP_WAKE_LOGGING_ENABLE 0x00040000 581#define SCTP_LOG_MAXBURST_ENABLE 0x00080000 582#define SCTP_LOG_RWND_ENABLE 0x00100000 583#define SCTP_LOG_SACK_ARRIVALS_ENABLE 0x00200000 584#define SCTP_LTRACE_CHUNK_ENABLE 0x00400000 585#define SCTP_LTRACE_ERROR_ENABLE 0x00800000 586#define SCTP_LAST_PACKET_TRACING 0x01000000 587#define SCTP_THRESHOLD_LOGGING 0x02000000 588#define SCTP_LOG_AT_SEND_2_SCTP 0x04000000 589#define SCTP_LOG_AT_SEND_2_OUTQ 0x08000000 590#define SCTP_LOG_TRY_ADVANCE 0x10000000 591 592 593#undef SCTP_PACKED 594 595#endif /* !_NETINET_SCTP_H_ */ 596