sctp.h revision 219057
1231200Smm/*- 2231200Smm * Copyright (c) 2001-2008, by Cisco Systems, Inc. All rights reserved. 3231200Smm * Copyright (c) 2008-2011, by Randall Stewart. All rights reserved. 4231200Smm * Copyright (c) 2008-2011, by Michael Tuexen. All rights reserved. 5231200Smm * 6231200Smm * Redistribution and use in source and binary forms, with or without 7231200Smm * modification, are permitted provided that the following conditions are met: 8231200Smm * 9231200Smm * a) Redistributions of source code must retain the above copyright notice, 10231200Smm * this list of conditions and the following disclaimer. 11231200Smm * 12231200Smm * b) Redistributions in binary form must reproduce the above copyright 13231200Smm * notice, this list of conditions and the following disclaimer in 14231200Smm * the documentation and/or other materials provided with the distribution. 15231200Smm * 16231200Smm * c) Neither the name of Cisco Systems, Inc. nor the names of its 17231200Smm * contributors may be used to endorse or promote products derived 18231200Smm * from this software without specific prior written permission. 19231200Smm * 20231200Smm * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 21231200Smm * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 22231200Smm * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23231200Smm * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 24231200Smm * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25231200Smm * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26231200Smm * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27231200Smm * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28231200Smm * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29231200Smm * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 30231200Smm * THE POSSIBILITY OF SUCH DAMAGE. 31231200Smm */ 32231200Smm/* $KAME: sctp.h,v 1.18 2005/03/06 16:04:16 itojun Exp $ */ 33231200Smm 34231200Smm#include <sys/cdefs.h> 35231200Smm__FBSDID("$FreeBSD: head/sys/netinet/sctp.h 219057 2011-02-26 15:23:46Z rrs $"); 36231200Smm 37231200Smm#ifndef _NETINET_SCTP_H_ 38231200Smm#define _NETINET_SCTP_H_ 39231200Smm 40231200Smm#include <sys/types.h> 41231200Smm 42231200Smm 43231200Smm#define SCTP_PACKED __attribute__((packed)) 44231200Smm 45231200Smm/* 46231200Smm * SCTP protocol - RFC2960. 47231200Smm */ 48231200Smmstruct sctphdr { 49231200Smm uint16_t src_port; /* source port */ 50231200Smm uint16_t dest_port; /* destination port */ 51231200Smm uint32_t v_tag; /* verification tag of packet */ 52231200Smm uint32_t checksum; /* Adler32 C-Sum */ 53231200Smm /* chunks follow... */ 54231200Smm} SCTP_PACKED; 55231200Smm 56231200Smm/* 57231200Smm * SCTP Chunks 58231200Smm */ 59231200Smmstruct sctp_chunkhdr { 60231200Smm uint8_t chunk_type; /* chunk type */ 61231200Smm uint8_t chunk_flags; /* chunk flags */ 62231200Smm uint16_t chunk_length; /* chunk length */ 63231200Smm /* optional params follow */ 64231200Smm} SCTP_PACKED; 65231200Smm 66231200Smm/* 67231200Smm * SCTP chunk parameters 68231200Smm */ 69231200Smmstruct sctp_paramhdr { 70231200Smm uint16_t param_type; /* parameter type */ 71231200Smm uint16_t param_length; /* parameter length */ 72231200Smm} SCTP_PACKED; 73231200Smm 74231200Smm/* 75231200Smm * user socket options: socket API defined 76231200Smm */ 77231200Smm/* 78231200Smm * read-write options 79231200Smm */ 80231200Smm#define SCTP_RTOINFO 0x00000001 81231200Smm#define SCTP_ASSOCINFO 0x00000002 82231200Smm#define SCTP_INITMSG 0x00000003 83231200Smm#define SCTP_NODELAY 0x00000004 84231200Smm#define SCTP_AUTOCLOSE 0x00000005 85231200Smm#define SCTP_SET_PEER_PRIMARY_ADDR 0x00000006 86231200Smm#define SCTP_PRIMARY_ADDR 0x00000007 87231200Smm#define SCTP_ADAPTATION_LAYER 0x00000008 88231200Smm/* same as above */ 89231200Smm#define SCTP_ADAPTION_LAYER 0x00000008 90231200Smm#define SCTP_DISABLE_FRAGMENTS 0x00000009 91231200Smm#define SCTP_PEER_ADDR_PARAMS 0x0000000a 92231200Smm#define SCTP_DEFAULT_SEND_PARAM 0x0000000b 93231200Smm/* ancillary data/notification interest options */ 94231200Smm#define SCTP_EVENTS 0x0000000c 95231200Smm/* Without this applied we will give V4 and V6 addresses on a V6 socket */ 96231200Smm#define SCTP_I_WANT_MAPPED_V4_ADDR 0x0000000d 97231200Smm#define SCTP_MAXSEG 0x0000000e 98231200Smm#define SCTP_DELAYED_SACK 0x0000000f 99231200Smm#define SCTP_FRAGMENT_INTERLEAVE 0x00000010 100231200Smm#define SCTP_PARTIAL_DELIVERY_POINT 0x00000011 101231200Smm/* authentication support */ 102231200Smm#define SCTP_AUTH_CHUNK 0x00000012 103231200Smm#define SCTP_AUTH_KEY 0x00000013 104231200Smm#define SCTP_HMAC_IDENT 0x00000014 105231200Smm#define SCTP_AUTH_ACTIVE_KEY 0x00000015 106231200Smm#define SCTP_AUTH_DELETE_KEY 0x00000016 107231200Smm#define SCTP_USE_EXT_RCVINFO 0x00000017 108231200Smm#define SCTP_AUTO_ASCONF 0x00000018 /* rw */ 109231200Smm#define SCTP_MAXBURST 0x00000019 /* rw */ 110231200Smm#define SCTP_MAX_BURST 0x00000019 /* rw */ 111231200Smm/* assoc level context */ 112231200Smm#define SCTP_CONTEXT 0x0000001a /* rw */ 113231200Smm/* explicit EOR signalling */ 114231200Smm#define SCTP_EXPLICIT_EOR 0x0000001b 115231200Smm#define SCTP_REUSE_PORT 0x0000001c /* rw */ 116231200Smm#define SCTP_AUTH_DEACTIVATE_KEY 0x0000001d 117231200Smm 118231200Smm/* 119231200Smm * read-only options 120231200Smm */ 121231200Smm#define SCTP_STATUS 0x00000100 122231200Smm#define SCTP_GET_PEER_ADDR_INFO 0x00000101 123231200Smm/* authentication support */ 124231200Smm#define SCTP_PEER_AUTH_CHUNKS 0x00000102 125231200Smm#define SCTP_LOCAL_AUTH_CHUNKS 0x00000103 126231200Smm#define SCTP_GET_ASSOC_NUMBER 0x00000104 /* ro */ 127231200Smm#define SCTP_GET_ASSOC_ID_LIST 0x00000105 /* ro */ 128231200Smm#define SCTP_TIMEOUTS 0x00000106 129231200Smm 130231200Smm/* 131231200Smm * user socket options: BSD implementation specific 132231200Smm */ 133231200Smm/* 134231200Smm * Blocking I/O is enabled on any TCP type socket by default. For the UDP 135231200Smm * model if this is turned on then the socket buffer is shared for send 136231200Smm * resources amongst all associations. The default for the UDP model is that 137231200Smm * is SS_NBIO is set. Which means all associations have a separate send 138231200Smm * limit BUT they will NOT ever BLOCK instead you will get an error back 139231200Smm * EAGAIN if you try to send too much. If you want the blocking semantics you 140231200Smm * set this option at the cost of sharing one socket send buffer size amongst 141231200Smm * all associations. Peeled off sockets turn this option off and block. But 142231200Smm * since both TCP and peeled off sockets have only one assoc per socket this 143231200Smm * is fine. It probably does NOT make sense to set this on SS_NBIO on a TCP 144231200Smm * model OR peeled off UDP model, but we do allow you to do so. You just use 145231200Smm * the normal syscall to toggle SS_NBIO the way you want. 146231200Smm * 147231200Smm * Blocking I/O is controlled by the SS_NBIO flag on the socket state so_state 148231200Smm * field. 149231200Smm */ 150231200Smm 151231200Smm/* these should probably go into sockets API */ 152231200Smm#define SCTP_RESET_STREAMS 0x00001004 /* wo */ 153231200Smm 154231200Smm 155231200Smm/* here on down are more implementation specific */ 156231200Smm#define SCTP_SET_DEBUG_LEVEL 0x00001005 157231200Smm#define SCTP_CLR_STAT_LOG 0x00001007 158231200Smm/* CMT ON/OFF socket option */ 159231200Smm#define SCTP_CMT_ON_OFF 0x00001200 160231200Smm#define SCTP_CMT_USE_DAC 0x00001201 161231200Smm/* JRS - Pluggable Congestion Control Socket option */ 162231200Smm#define SCTP_PLUGGABLE_CC 0x00001202 163231200Smm/* RS - Pluggable Stream Scheduling Socket option */ 164231200Smm#define SCTP_PLUGGABLE_SS 0x00001203 165231200Smm#define SCTP_SS_VALUE 0x00001204 166231200Smm#define SCTP_CC_OPTION 0x00001205 /* Options for CC 167231200Smm * modules */ 168231200Smm/* read only */ 169231200Smm#define SCTP_GET_SNDBUF_USE 0x00001101 170231200Smm#define SCTP_GET_STAT_LOG 0x00001103 171231200Smm#define SCTP_PCB_STATUS 0x00001104 172231200Smm#define SCTP_GET_NONCE_VALUES 0x00001105 173231200Smm 174231200Smm 175231200Smm/* Special hook for dynamically setting primary for all assoc's, 176231200Smm * this is a write only option that requires root privilege. 177231200Smm */ 178231200Smm#define SCTP_SET_DYNAMIC_PRIMARY 0x00002001 179231200Smm 180231200Smm/* VRF (virtual router feature) and multi-VRF support 181231200Smm * options. VRF's provide splits within a router 182231200Smm * that give the views of multiple routers. A 183231200Smm * standard host, without VRF support, is just 184231200Smm * a single VRF. If VRF's are supported then 185231200Smm * the transport must be VRF aware. This means 186231200Smm * that every socket call coming in must be directed 187231200Smm * within the endpoint to one of the VRF's it belongs 188231200Smm * to. The endpoint, before binding, may select 189231200Smm * the "default" VRF it is in by using a set socket 190231200Smm * option with SCTP_VRF_ID. This will also 191231200Smm * get propagated to the default VRF. Once the 192231200Smm * endpoint binds an address then it CANNOT add 193231200Smm * additional VRF's to become a Multi-VRF endpoint. 194231200Smm * 195231200Smm * Before BINDING additional VRF's can be added with 196231200Smm * the SCTP_ADD_VRF_ID call or deleted with 197231200Smm * SCTP_DEL_VRF_ID. 198231200Smm * 199231200Smm * Associations are ALWAYS contained inside a single 200231200Smm * VRF. They cannot reside in two (or more) VRF's. Incoming 201231200Smm * packets, assuming the router is VRF aware, can always 202231200Smm * tell us what VRF they arrived on. A host not supporting 203231200Smm * any VRF's will find that the packets always arrived on the 204231200Smm * single VRF that the host has. 205231200Smm * 206231200Smm */ 207231200Smm 208231200Smm#define SCTP_VRF_ID 0x00003001 209231200Smm#define SCTP_ADD_VRF_ID 0x00003002 210231200Smm#define SCTP_GET_VRF_IDS 0x00003003 211231200Smm#define SCTP_GET_ASOC_VRF 0x00003004 212231200Smm#define SCTP_DEL_VRF_ID 0x00003005 213231200Smm 214231200Smm/* 215231200Smm * If you enable packet logging you can get 216231200Smm * a poor mans ethereal output in binary 217231200Smm * form. Note this is a compile option to 218231200Smm * the kernel, SCTP_PACKET_LOGGING, and 219231200Smm * without it in your kernel you 220231200Smm * will get a EOPNOTSUPP 221231200Smm */ 222231200Smm#define SCTP_GET_PACKET_LOG 0x00004001 223231200Smm 224231200Smm/* 225231200Smm * hidden implementation specific options these are NOT user visible (should 226231200Smm * move out of sctp.h) 227231200Smm */ 228231200Smm/* sctp_bindx() flags as hidden socket options */ 229231200Smm#define SCTP_BINDX_ADD_ADDR 0x00008001 230231200Smm#define SCTP_BINDX_REM_ADDR 0x00008002 231231200Smm/* Hidden socket option that gets the addresses */ 232231200Smm#define SCTP_GET_PEER_ADDRESSES 0x00008003 233231200Smm#define SCTP_GET_LOCAL_ADDRESSES 0x00008004 234231200Smm/* return the total count in bytes needed to hold all local addresses bound */ 235231200Smm#define SCTP_GET_LOCAL_ADDR_SIZE 0x00008005 236231200Smm/* Return the total count in bytes needed to hold the remote address */ 237231200Smm#define SCTP_GET_REMOTE_ADDR_SIZE 0x00008006 238231200Smm/* hidden option for connectx */ 239231200Smm#define SCTP_CONNECT_X 0x00008007 240231200Smm/* hidden option for connectx_delayed, part of sendx */ 241231200Smm#define SCTP_CONNECT_X_DELAYED 0x00008008 242231200Smm#define SCTP_CONNECT_X_COMPLETE 0x00008009 243231200Smm/* hidden socket option based sctp_peeloff */ 244231200Smm#define SCTP_PEELOFF 0x0000800a 245231200Smm/* the real worker for sctp_getaddrlen() */ 246231200Smm#define SCTP_GET_ADDR_LEN 0x0000800b 247231200Smm/* temporary workaround for Apple listen() issue, no args used */ 248231200Smm#define SCTP_LISTEN_FIX 0x0000800c 249231200Smm/* Debug things that need to be purged */ 250231200Smm#define SCTP_SET_INITIAL_DBG_SEQ 0x00009f00 251231200Smm 252231200Smm/* JRS - Supported congestion control modules for pluggable 253231200Smm * congestion control 254231200Smm */ 255231200Smm/* Standard TCP Congestion Control */ 256231200Smm#define SCTP_CC_RFC2581 0x00000000 257231200Smm/* High Speed TCP Congestion Control (Floyd) */ 258231200Smm#define SCTP_CC_HSTCP 0x00000001 259231200Smm/* HTCP Congestion Control */ 260231200Smm#define SCTP_CC_HTCP 0x00000002 261231200Smm 262231200Smm/* RS - Supported stream scheduling modules for pluggable 263231200Smm * stream scheduling 264231200Smm */ 265231200Smm/* Default simple round-robin */ 266231200Smm#define SCTP_SS_DEFAULT 0x00000000 267231200Smm/* Real round-robin */ 268231200Smm#define SCTP_SS_ROUND_ROBIN 0x00000001 269231200Smm/* Real round-robin per packet */ 270231200Smm#define SCTP_SS_ROUND_ROBIN_PACKET 0x00000002 271231200Smm/* Priority */ 272231200Smm#define SCTP_SS_PRIORITY 0x00000003 273231200Smm/* Fair Bandwidth */ 274231200Smm#define SCTP_SS_FAIR_BANDWITH 0x00000004 275231200Smm/* First-come, first-serve */ 276231200Smm#define SCTP_SS_FIRST_COME 0x00000005 277231200Smm 278231200Smm 279231200Smm/* fragment interleave constants 280231200Smm * setting must be one of these or 281231200Smm * EINVAL returned. 282231200Smm */ 283231200Smm#define SCTP_FRAG_LEVEL_0 0x00000000 284231200Smm#define SCTP_FRAG_LEVEL_1 0x00000001 285231200Smm#define SCTP_FRAG_LEVEL_2 0x00000002 286231200Smm 287231200Smm/* 288231200Smm * user state values 289231200Smm */ 290231200Smm#define SCTP_CLOSED 0x0000 291231200Smm#define SCTP_BOUND 0x1000 292231200Smm#define SCTP_LISTEN 0x2000 293231200Smm#define SCTP_COOKIE_WAIT 0x0002 294231200Smm#define SCTP_COOKIE_ECHOED 0x0004 295231200Smm#define SCTP_ESTABLISHED 0x0008 296231200Smm#define SCTP_SHUTDOWN_SENT 0x0010 297231200Smm#define SCTP_SHUTDOWN_RECEIVED 0x0020 298231200Smm#define SCTP_SHUTDOWN_ACK_SENT 0x0040 299231200Smm#define SCTP_SHUTDOWN_PENDING 0x0080 300231200Smm 301231200Smm/* 302231200Smm * SCTP operational error codes (user visible) 303231200Smm */ 304231200Smm#define SCTP_CAUSE_NO_ERROR 0x0000 305231200Smm#define SCTP_CAUSE_INVALID_STREAM 0x0001 306231200Smm#define SCTP_CAUSE_MISSING_PARAM 0x0002 307231200Smm#define SCTP_CAUSE_STALE_COOKIE 0x0003 308231200Smm#define SCTP_CAUSE_OUT_OF_RESC 0x0004 309231200Smm#define SCTP_CAUSE_UNRESOLVABLE_ADDR 0x0005 310231200Smm#define SCTP_CAUSE_UNRECOG_CHUNK 0x0006 311231200Smm#define SCTP_CAUSE_INVALID_PARAM 0x0007 312231200Smm#define SCTP_CAUSE_UNRECOG_PARAM 0x0008 313231200Smm#define SCTP_CAUSE_NO_USER_DATA 0x0009 314231200Smm#define SCTP_CAUSE_COOKIE_IN_SHUTDOWN 0x000a 315231200Smm#define SCTP_CAUSE_RESTART_W_NEWADDR 0x000b 316231200Smm#define SCTP_CAUSE_USER_INITIATED_ABT 0x000c 317231200Smm#define SCTP_CAUSE_PROTOCOL_VIOLATION 0x000d 318231200Smm 319231200Smm/* Error causes from RFC5061 */ 320231200Smm#define SCTP_CAUSE_DELETING_LAST_ADDR 0x00a0 321231200Smm#define SCTP_CAUSE_RESOURCE_SHORTAGE 0x00a1 322231200Smm#define SCTP_CAUSE_DELETING_SRC_ADDR 0x00a2 323231200Smm#define SCTP_CAUSE_ILLEGAL_ASCONF_ACK 0x00a3 324231200Smm#define SCTP_CAUSE_REQUEST_REFUSED 0x00a4 325231200Smm 326231200Smm/* Error causes from nat-draft */ 327231200Smm#define SCTP_CAUSE_NAT_COLLIDING_STATE 0x00b0 328231200Smm#define SCTP_CAUSE_NAT_MISSING_STATE 0x00b1 329231200Smm 330231200Smm/* Error causes from RFC4895 */ 331231200Smm#define SCTP_CAUSE_UNSUPPORTED_HMACID 0x0105 332231200Smm 333231200Smm/* 334231200Smm * error cause parameters (user visible) 335231200Smm */ 336231200Smmstruct sctp_error_cause { 337231200Smm uint16_t code; 338231200Smm uint16_t length; 339231200Smm /* optional cause-specific info may follow */ 340231200Smm} SCTP_PACKED; 341231200Smm 342231200Smmstruct sctp_error_invalid_stream { 343231200Smm struct sctp_error_cause cause; /* code=SCTP_ERROR_INVALID_STREAM */ 344231200Smm uint16_t stream_id; /* stream id of the DATA in error */ 345231200Smm uint16_t reserved; 346231200Smm} SCTP_PACKED; 347231200Smm 348231200Smmstruct sctp_error_missing_param { 349231200Smm struct sctp_error_cause cause; /* code=SCTP_ERROR_MISSING_PARAM */ 350231200Smm uint32_t num_missing_params; /* number of missing parameters */ 351231200Smm /* uint16_t param_type's follow */ 352231200Smm} SCTP_PACKED; 353231200Smm 354231200Smmstruct sctp_error_stale_cookie { 355231200Smm struct sctp_error_cause cause; /* code=SCTP_ERROR_STALE_COOKIE */ 356231200Smm uint32_t stale_time; /* time in usec of staleness */ 357231200Smm} SCTP_PACKED; 358231200Smm 359231200Smmstruct sctp_error_out_of_resource { 360231200Smm struct sctp_error_cause cause; /* code=SCTP_ERROR_OUT_OF_RESOURCES */ 361231200Smm} SCTP_PACKED; 362231200Smm 363231200Smmstruct sctp_error_unresolv_addr { 364231200Smm struct sctp_error_cause cause; /* code=SCTP_ERROR_UNRESOLVABLE_ADDR */ 365231200Smm 366231200Smm} SCTP_PACKED; 367231200Smm 368231200Smmstruct sctp_error_unrecognized_chunk { 369231200Smm struct sctp_error_cause cause; /* code=SCTP_ERROR_UNRECOG_CHUNK */ 370231200Smm struct sctp_chunkhdr ch;/* header from chunk in error */ 371231200Smm} SCTP_PACKED; 372231200Smm 373231200Smm/* 374231200Smm * Main SCTP chunk types we place these here so natd and f/w's in user land 375231200Smm * can find them. 376231200Smm */ 377231200Smm/************0x00 series ***********/ 378231200Smm#define SCTP_DATA 0x00 379231200Smm#define SCTP_INITIATION 0x01 380231200Smm#define SCTP_INITIATION_ACK 0x02 381231200Smm#define SCTP_SELECTIVE_ACK 0x03 382231200Smm#define SCTP_HEARTBEAT_REQUEST 0x04 383231200Smm#define SCTP_HEARTBEAT_ACK 0x05 384231200Smm#define SCTP_ABORT_ASSOCIATION 0x06 385231200Smm#define SCTP_SHUTDOWN 0x07 386231200Smm#define SCTP_SHUTDOWN_ACK 0x08 387231200Smm#define SCTP_OPERATION_ERROR 0x09 388231200Smm#define SCTP_COOKIE_ECHO 0x0a 389231200Smm#define SCTP_COOKIE_ACK 0x0b 390231200Smm#define SCTP_ECN_ECHO 0x0c 391231200Smm#define SCTP_ECN_CWR 0x0d 392231200Smm#define SCTP_SHUTDOWN_COMPLETE 0x0e 393231200Smm/* RFC4895 */ 394231200Smm#define SCTP_AUTHENTICATION 0x0f 395231200Smm/* EY nr_sack chunk id*/ 396231200Smm#define SCTP_NR_SELECTIVE_ACK 0x10 397231200Smm/************0x40 series ***********/ 398231200Smm/************0x80 series ***********/ 399231200Smm/* RFC5061 */ 400231200Smm#define SCTP_ASCONF_ACK 0x80 401231200Smm/* draft-ietf-stewart-pktdrpsctp */ 402231200Smm#define SCTP_PACKET_DROPPED 0x81 403231200Smm/* draft-ietf-stewart-strreset-xxx */ 404231200Smm#define SCTP_STREAM_RESET 0x82 405231200Smm 406231200Smm/* RFC4820 */ 407231200Smm#define SCTP_PAD_CHUNK 0x84 408231200Smm/************0xc0 series ***********/ 409231200Smm/* RFC3758 */ 410231200Smm#define SCTP_FORWARD_CUM_TSN 0xc0 411231200Smm/* RFC5061 */ 412231200Smm#define SCTP_ASCONF 0xc1 413231200Smm 414231200Smm 415231200Smm/* ABORT and SHUTDOWN COMPLETE FLAG */ 416231200Smm#define SCTP_HAD_NO_TCB 0x01 417231200Smm 418231200Smm/* Packet dropped flags */ 419231200Smm#define SCTP_FROM_MIDDLE_BOX SCTP_HAD_NO_TCB 420231200Smm#define SCTP_BADCRC 0x02 421231200Smm#define SCTP_PACKET_TRUNCATED 0x04 422231200Smm 423231200Smm/* Flag for ECN -CWR */ 424231200Smm#define SCTP_CWR_REDUCE_OVERRIDE 0x01 425231200Smm#define SCTP_CWR_IN_SAME_WINDOW 0x02 426231200Smm 427231200Smm#define SCTP_SAT_NETWORK_MIN 400 /* min ms for RTT to set satellite 428231200Smm * time */ 429231200Smm#define SCTP_SAT_NETWORK_BURST_INCR 2 /* how many times to multiply maxburst 430231200Smm * in sat */ 431231200Smm 432231200Smm/* Data Chuck Specific Flags */ 433231200Smm#define SCTP_DATA_FRAG_MASK 0x03 434231200Smm#define SCTP_DATA_MIDDLE_FRAG 0x00 435231200Smm#define SCTP_DATA_LAST_FRAG 0x01 436231200Smm#define SCTP_DATA_FIRST_FRAG 0x02 437231200Smm#define SCTP_DATA_NOT_FRAG 0x03 438231200Smm#define SCTP_DATA_UNORDERED 0x04 439231200Smm#define SCTP_DATA_SACK_IMMEDIATELY 0x08 440231200Smm/* ECN Nonce: SACK Chunk Specific Flags */ 441231200Smm#define SCTP_SACK_NONCE_SUM 0x01 442231200Smm 443231200Smm/* CMT DAC algorithm SACK flag */ 444231200Smm#define SCTP_SACK_CMT_DAC 0x80 445231200Smm 446231200Smm/* 447231200Smm * PCB flags (in sctp_flags bitmask). 448231200Smm * Note the features and flags are meant 449231200Smm * for use by netstat. 450231200Smm */ 451231200Smm#define SCTP_PCB_FLAGS_UDPTYPE 0x00000001 452231200Smm#define SCTP_PCB_FLAGS_TCPTYPE 0x00000002 453231200Smm#define SCTP_PCB_FLAGS_BOUNDALL 0x00000004 454231200Smm#define SCTP_PCB_FLAGS_ACCEPTING 0x00000008 455231200Smm#define SCTP_PCB_FLAGS_UNBOUND 0x00000010 456231200Smm#define SCTP_PCB_FLAGS_CLOSE_IP 0x00040000 457231200Smm#define SCTP_PCB_FLAGS_WAS_CONNECTED 0x00080000 458231200Smm#define SCTP_PCB_FLAGS_WAS_ABORTED 0x00100000 459231200Smm/* TCP model support */ 460231200Smm 461231200Smm#define SCTP_PCB_FLAGS_CONNECTED 0x00200000 462231200Smm#define SCTP_PCB_FLAGS_IN_TCPPOOL 0x00400000 463231200Smm#define SCTP_PCB_FLAGS_DONT_WAKE 0x00800000 464231200Smm#define SCTP_PCB_FLAGS_WAKEOUTPUT 0x01000000 465231200Smm#define SCTP_PCB_FLAGS_WAKEINPUT 0x02000000 466231200Smm#define SCTP_PCB_FLAGS_BOUND_V6 0x04000000 467231200Smm#define SCTP_PCB_FLAGS_BLOCKING_IO 0x08000000 468231200Smm#define SCTP_PCB_FLAGS_SOCKET_GONE 0x10000000 469231200Smm#define SCTP_PCB_FLAGS_SOCKET_ALLGONE 0x20000000 470231200Smm#define SCTP_PCB_FLAGS_SOCKET_CANT_READ 0x40000000 471231200Smm/* flags to copy to new PCB */ 472231200Smm#define SCTP_PCB_COPY_FLAGS (SCTP_PCB_FLAGS_BOUNDALL|\ 473231200Smm SCTP_PCB_FLAGS_WAKEINPUT|\ 474231200Smm SCTP_PCB_FLAGS_BOUND_V6) 475231200Smm 476231200Smm 477231200Smm/* 478231200Smm * PCB Features (in sctp_features bitmask) 479231200Smm */ 480231200Smm#define SCTP_PCB_FLAGS_EXT_RCVINFO 0x00000002 481231200Smm#define SCTP_PCB_FLAGS_DONOT_HEARTBEAT 0x00000004 482231200Smm#define SCTP_PCB_FLAGS_FRAG_INTERLEAVE 0x00000008 483231200Smm#define SCTP_PCB_FLAGS_INTERLEAVE_STRMS 0x00000010 484231200Smm#define SCTP_PCB_FLAGS_DO_ASCONF 0x00000020 485231200Smm#define SCTP_PCB_FLAGS_AUTO_ASCONF 0x00000040 486231200Smm#define SCTP_PCB_FLAGS_ZERO_COPY_ACTIVE 0x00000080 487231200Smm/* socket options */ 488231200Smm#define SCTP_PCB_FLAGS_NODELAY 0x00000100 489231200Smm#define SCTP_PCB_FLAGS_AUTOCLOSE 0x00000200 490231200Smm#define SCTP_PCB_FLAGS_RECVDATAIOEVNT 0x00000400 491231200Smm#define SCTP_PCB_FLAGS_RECVASSOCEVNT 0x00000800 492231200Smm#define SCTP_PCB_FLAGS_RECVPADDREVNT 0x00001000 493231200Smm#define SCTP_PCB_FLAGS_RECVPEERERR 0x00002000 494231200Smm#define SCTP_PCB_FLAGS_RECVSENDFAILEVNT 0x00004000 495231200Smm#define SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT 0x00008000 496231200Smm#define SCTP_PCB_FLAGS_ADAPTATIONEVNT 0x00010000 497231200Smm#define SCTP_PCB_FLAGS_PDAPIEVNT 0x00020000 498231200Smm#define SCTP_PCB_FLAGS_AUTHEVNT 0x00040000 499231200Smm#define SCTP_PCB_FLAGS_STREAM_RESETEVNT 0x00080000 500231200Smm#define SCTP_PCB_FLAGS_NO_FRAGMENT 0x00100000 501231200Smm#define SCTP_PCB_FLAGS_EXPLICIT_EOR 0x00400000 502231200Smm#define SCTP_PCB_FLAGS_NEEDS_MAPPED_V4 0x00800000 503231200Smm#define SCTP_PCB_FLAGS_MULTIPLE_ASCONFS 0x01000000 504231200Smm#define SCTP_PCB_FLAGS_PORTREUSE 0x02000000 505231200Smm#define SCTP_PCB_FLAGS_DRYEVNT 0x04000000 506231200Smm/*- 507231200Smm * mobility_features parameters (by micchie).Note 508231200Smm * these features are applied against the 509231200Smm * sctp_mobility_features flags.. not the sctp_features 510231200Smm * flags. 511231200Smm */ 512231200Smm#define SCTP_MOBILITY_BASE 0x00000001 513231200Smm#define SCTP_MOBILITY_FASTHANDOFF 0x00000002 514231200Smm#define SCTP_MOBILITY_PRIM_DELETED 0x00000004 515231200Smm 516231200Smm 517231200Smm#define SCTP_SMALLEST_PMTU 512 /* smallest pmtu allowed when disabling PMTU 518231200Smm * discovery */ 519231200Smm 520231200Smm#include <netinet/sctp_uio.h> 521231200Smm 522231200Smm/* This dictates the size of the packet 523231200Smm * collection buffer. This only applies 524231200Smm * if SCTP_PACKET_LOGGING is enabled in 525231200Smm * your config. 526231200Smm */ 527231200Smm#define SCTP_PACKET_LOG_SIZE 65536 528231200Smm 529231200Smm/* Maximum delays and such a user can set for options that 530231200Smm * take ms. 531231200Smm */ 532231200Smm#define SCTP_MAX_SACK_DELAY 500 /* per RFC4960 */ 533231200Smm#define SCTP_MAX_HB_INTERVAL 14400000 /* 4 hours in ms */ 534231200Smm#define SCTP_MAX_COOKIE_LIFE 3600000 /* 1 hour in ms */ 535231200Smm 536231200Smm 537231200Smm/* Types of logging/KTR tracing that can be enabled via the 538231200Smm * sysctl net.inet.sctp.sctp_logging. You must also enable 539231200Smm * SUBSYS tracing. 540231200Smm * Note that you must have the SCTP option in the kernel 541231200Smm * to enable these as well. 542231200Smm */ 543231200Smm#define SCTP_BLK_LOGGING_ENABLE 0x00000001 544231200Smm#define SCTP_CWND_MONITOR_ENABLE 0x00000002 545231200Smm#define SCTP_CWND_LOGGING_ENABLE 0x00000004 546231200Smm#define SCTP_EARLYFR_LOGGING_ENABLE 0x00000010 547231200Smm#define SCTP_FLIGHT_LOGGING_ENABLE 0x00000020 548231200Smm#define SCTP_FR_LOGGING_ENABLE 0x00000040 549231200Smm#define SCTP_LOCK_LOGGING_ENABLE 0x00000080 550231200Smm#define SCTP_MAP_LOGGING_ENABLE 0x00000100 551231200Smm#define SCTP_MBCNT_LOGGING_ENABLE 0x00000200 552231200Smm#define SCTP_MBUF_LOGGING_ENABLE 0x00000400 553231200Smm#define SCTP_NAGLE_LOGGING_ENABLE 0x00000800 554231200Smm#define SCTP_RECV_RWND_LOGGING_ENABLE 0x00001000 555231200Smm#define SCTP_RTTVAR_LOGGING_ENABLE 0x00002000 556231200Smm#define SCTP_SACK_LOGGING_ENABLE 0x00004000 557231200Smm#define SCTP_SACK_RWND_LOGGING_ENABLE 0x00008000 558231200Smm#define SCTP_SB_LOGGING_ENABLE 0x00010000 559231200Smm#define SCTP_STR_LOGGING_ENABLE 0x00020000 560231200Smm#define SCTP_WAKE_LOGGING_ENABLE 0x00040000 561231200Smm#define SCTP_LOG_MAXBURST_ENABLE 0x00080000 562231200Smm#define SCTP_LOG_RWND_ENABLE 0x00100000 563231200Smm#define SCTP_LOG_SACK_ARRIVALS_ENABLE 0x00200000 564231200Smm#define SCTP_LTRACE_CHUNK_ENABLE 0x00400000 565231200Smm#define SCTP_LTRACE_ERROR_ENABLE 0x00800000 566231200Smm#define SCTP_LAST_PACKET_TRACING 0x01000000 567231200Smm#define SCTP_THRESHOLD_LOGGING 0x02000000 568231200Smm#define SCTP_LOG_AT_SEND_2_SCTP 0x04000000 569231200Smm#define SCTP_LOG_AT_SEND_2_OUTQ 0x08000000 570231200Smm#define SCTP_LOG_TRY_ADVANCE 0x10000000 571231200Smm 572231200Smm 573231200Smm#undef SCTP_PACKED 574231200Smm 575231200Smm#endif /* !_NETINET_SCTP_H_ */ 576231200Smm