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("$FreeBSD$"); 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 */ 48 struct 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 */ 59 struct 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 */ 69 struct 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 #define SCTP_DEFAULT_PRINFO 0x00000022 122 #define SCTP_PEER_ADDR_THLDS 0x00000023 123 #define SCTP_REMOTE_UDP_ENCAPS_PORT 0x00000024 124 125 /* 126 * read-only options 127 */ 128 #define SCTP_STATUS 0x00000100 129 #define SCTP_GET_PEER_ADDR_INFO 0x00000101 130 /* authentication support */ 131 #define SCTP_PEER_AUTH_CHUNKS 0x00000102 132 #define SCTP_LOCAL_AUTH_CHUNKS 0x00000103 133 #define SCTP_GET_ASSOC_NUMBER 0x00000104 /* ro */ 134 #define SCTP_GET_ASSOC_ID_LIST 0x00000105 /* ro */ 135 #define SCTP_TIMEOUTS 0x00000106 136 137 /* 138 * user socket options: BSD implementation specific 139 */ 140 /* 141 * Blocking I/O is enabled on any TCP type socket by default. For the UDP 142 * model if this is turned on then the socket buffer is shared for send 143 * resources amongst all associations. The default for the UDP model is that 144 * is SS_NBIO is set. Which means all associations have a separate send 145 * limit BUT they will NOT ever BLOCK instead you will get an error back 146 * EAGAIN if you try to send too much. If you want the blocking semantics you 147 * set this option at the cost of sharing one socket send buffer size amongst 148 * all associations. Peeled off sockets turn this option off and block. But 149 * since both TCP and peeled off sockets have only one assoc per socket this 150 * is fine. It probably does NOT make sense to set this on SS_NBIO on a TCP 151 * model OR peeled off UDP model, but we do allow you to do so. You just use 152 * the normal syscall to toggle SS_NBIO the way you want. 153 * 154 * Blocking I/O is controlled by the SS_NBIO flag on the socket state so_state 155 * field. 156 */ 157 158 /* these should probably go into sockets API */ 159 #define SCTP_RESET_STREAMS 0x00001004 /* wo */ 160 161 162 /* here on down are more implementation specific */ 163 #define SCTP_SET_DEBUG_LEVEL 0x00001005 164 #define SCTP_CLR_STAT_LOG 0x00001007 165 /* CMT ON/OFF socket option */ 166 #define SCTP_CMT_ON_OFF 0x00001200 167 #define SCTP_CMT_USE_DAC 0x00001201 168 /* JRS - Pluggable Congestion Control Socket option */ 169 #define SCTP_PLUGGABLE_CC 0x00001202 170 /* RS - Pluggable Stream Scheduling Socket option */ 171 #define SCTP_PLUGGABLE_SS 0x00001203 172 #define SCTP_SS_VALUE 0x00001204 173 #define SCTP_CC_OPTION 0x00001205 /* Options for CC 174 * modules */ 175 /* read only */ 176 #define SCTP_GET_SNDBUF_USE 0x00001101 177 #define SCTP_GET_STAT_LOG 0x00001103 178 #define SCTP_PCB_STATUS 0x00001104 179 #define SCTP_GET_NONCE_VALUES 0x00001105 180 181 182 /* Special hook for dynamically setting primary for all assoc's, 183 * this is a write only option that requires root privilege. 184 */ 185 #define SCTP_SET_DYNAMIC_PRIMARY 0x00002001 186 187 /* VRF (virtual router feature) and multi-VRF support 188 * options. VRF's provide splits within a router 189 * that give the views of multiple routers. A 190 * standard host, without VRF support, is just 191 * a single VRF. If VRF's are supported then 192 * the transport must be VRF aware. This means 193 * that every socket call coming in must be directed 194 * within the endpoint to one of the VRF's it belongs 195 * to. The endpoint, before binding, may select 196 * the "default" VRF it is in by using a set socket 197 * option with SCTP_VRF_ID. This will also 198 * get propagated to the default VRF. Once the 199 * endpoint binds an address then it CANNOT add 200 * additional VRF's to become a Multi-VRF endpoint. 201 * 202 * Before BINDING additional VRF's can be added with 203 * the SCTP_ADD_VRF_ID call or deleted with 204 * SCTP_DEL_VRF_ID. 205 * 206 * Associations are ALWAYS contained inside a single 207 * VRF. They cannot reside in two (or more) VRF's. Incoming 208 * packets, assuming the router is VRF aware, can always 209 * tell us what VRF they arrived on. A host not supporting 210 * any VRF's will find that the packets always arrived on the 211 * single VRF that the host has. 212 * 213 */ 214 215 #define SCTP_VRF_ID 0x00003001 216 #define SCTP_ADD_VRF_ID 0x00003002 217 #define SCTP_GET_VRF_IDS 0x00003003 218 #define SCTP_GET_ASOC_VRF 0x00003004 219 #define SCTP_DEL_VRF_ID 0x00003005 220 221 /* 222 * If you enable packet logging you can get 223 * a poor mans ethereal output in binary 224 * form. Note this is a compile option to 225 * the kernel, SCTP_PACKET_LOGGING, and 226 * without it in your kernel you 227 * will get a EOPNOTSUPP 228 */ 229 #define SCTP_GET_PACKET_LOG 0x00004001 230 231 /* 232 * hidden implementation specific options these are NOT user visible (should 233 * move out of sctp.h) 234 */ 235 /* sctp_bindx() flags as hidden socket options */ 236 #define SCTP_BINDX_ADD_ADDR 0x00008001 237 #define SCTP_BINDX_REM_ADDR 0x00008002 238 /* Hidden socket option that gets the addresses */ 239 #define SCTP_GET_PEER_ADDRESSES 0x00008003 240 #define SCTP_GET_LOCAL_ADDRESSES 0x00008004 241 /* return the total count in bytes needed to hold all local addresses bound */ 242 #define SCTP_GET_LOCAL_ADDR_SIZE 0x00008005 243 /* Return the total count in bytes needed to hold the remote address */ 244 #define SCTP_GET_REMOTE_ADDR_SIZE 0x00008006 245 /* hidden option for connectx */ 246 #define SCTP_CONNECT_X 0x00008007 247 /* hidden option for connectx_delayed, part of sendx */ 248 #define SCTP_CONNECT_X_DELAYED 0x00008008 249 #define SCTP_CONNECT_X_COMPLETE 0x00008009 250 /* hidden socket option based sctp_peeloff */ 251 #define SCTP_PEELOFF 0x0000800a 252 /* the real worker for sctp_getaddrlen() */ 253 #define SCTP_GET_ADDR_LEN 0x0000800b 254 /* temporary workaround for Apple listen() issue, no args used */ 255 #define SCTP_LISTEN_FIX 0x0000800c 256 /* Debug things that need to be purged */ 257 #define SCTP_SET_INITIAL_DBG_SEQ 0x00009f00 258 259 /* JRS - Supported congestion control modules for pluggable 260 * congestion control 261 */ 262 /* Standard TCP Congestion Control */ 263 #define SCTP_CC_RFC2581 0x00000000 264 /* High Speed TCP Congestion Control (Floyd) */ 265 #define SCTP_CC_HSTCP 0x00000001 266 /* HTCP Congestion Control */ 267 #define SCTP_CC_HTCP 0x00000002 268 /* RTCC Congestion Control - RFC2581 plus */ 269 #define SCTP_CC_RTCC 0x00000003 270 271 #define SCTP_CC_OPT_RTCC_SETMODE 0x00002000 272 #define SCTP_CC_OPT_USE_DCCC_ECN 0x00002001 273 #define SCTP_CC_OPT_STEADY_STEP 0x00002002 274 275 #define SCTP_CMT_OFF 0 276 #define SCTP_CMT_BASE 1 277 #define SCTP_CMT_RPV1 2 278 #define SCTP_CMT_RPV2 3 279 #define SCTP_CMT_MPTCP 4 280 #define SCTP_CMT_MAX SCTP_CMT_MPTCP 281 282 /* RS - Supported stream scheduling modules for pluggable 283 * stream scheduling 284 */ 285 /* Default simple round-robin */ 286 #define SCTP_SS_DEFAULT 0x00000000 287 /* Real round-robin */ 288 #define SCTP_SS_ROUND_ROBIN 0x00000001 289 /* Real round-robin per packet */ 290 #define SCTP_SS_ROUND_ROBIN_PACKET 0x00000002 291 /* Priority */ 292 #define SCTP_SS_PRIORITY 0x00000003 293 /* Fair Bandwidth */ 294 #define SCTP_SS_FAIR_BANDWITH 0x00000004 295 /* First-come, first-serve */ 296 #define SCTP_SS_FIRST_COME 0x00000005 297 298 299 /* fragment interleave constants 300 * setting must be one of these or 301 * EINVAL returned. 302 */ 303 #define SCTP_FRAG_LEVEL_0 0x00000000 304 #define SCTP_FRAG_LEVEL_1 0x00000001 305 #define SCTP_FRAG_LEVEL_2 0x00000002 306 307 /* 308 * user state values 309 */ 310 #define SCTP_CLOSED 0x0000 311 #define SCTP_BOUND 0x1000 312 #define SCTP_LISTEN 0x2000 313 #define SCTP_COOKIE_WAIT 0x0002 314 #define SCTP_COOKIE_ECHOED 0x0004 315 #define SCTP_ESTABLISHED 0x0008 316 #define SCTP_SHUTDOWN_SENT 0x0010 317 #define SCTP_SHUTDOWN_RECEIVED 0x0020 318 #define SCTP_SHUTDOWN_ACK_SENT 0x0040 319 #define SCTP_SHUTDOWN_PENDING 0x0080 320 321 /* 322 * SCTP operational error codes (user visible) 323 */ 324 #define SCTP_CAUSE_NO_ERROR 0x0000 325 #define SCTP_CAUSE_INVALID_STREAM 0x0001 326 #define SCTP_CAUSE_MISSING_PARAM 0x0002 327 #define SCTP_CAUSE_STALE_COOKIE 0x0003 328 #define SCTP_CAUSE_OUT_OF_RESC 0x0004 329 #define SCTP_CAUSE_UNRESOLVABLE_ADDR 0x0005 330 #define SCTP_CAUSE_UNRECOG_CHUNK 0x0006 331 #define SCTP_CAUSE_INVALID_PARAM 0x0007 332 #define SCTP_CAUSE_UNRECOG_PARAM 0x0008 333 #define SCTP_CAUSE_NO_USER_DATA 0x0009 334 #define SCTP_CAUSE_COOKIE_IN_SHUTDOWN 0x000a 335 #define SCTP_CAUSE_RESTART_W_NEWADDR 0x000b 336 #define SCTP_CAUSE_USER_INITIATED_ABT 0x000c 337 #define SCTP_CAUSE_PROTOCOL_VIOLATION 0x000d 338 339 /* Error causes from RFC5061 */ 340 #define SCTP_CAUSE_DELETING_LAST_ADDR 0x00a0 341 #define SCTP_CAUSE_RESOURCE_SHORTAGE 0x00a1 342 #define SCTP_CAUSE_DELETING_SRC_ADDR 0x00a2 343 #define SCTP_CAUSE_ILLEGAL_ASCONF_ACK 0x00a3 344 #define SCTP_CAUSE_REQUEST_REFUSED 0x00a4 345 346 /* Error causes from nat-draft */ 347 #define SCTP_CAUSE_NAT_COLLIDING_STATE 0x00b0 348 #define SCTP_CAUSE_NAT_MISSING_STATE 0x00b1 349 350 /* Error causes from RFC4895 */ 351 #define SCTP_CAUSE_UNSUPPORTED_HMACID 0x0105 352 353 /* 354 * error cause parameters (user visible) 355 */ 356 struct sctp_error_cause { 357 uint16_t code; 358 uint16_t length; 359 /* optional cause-specific info may follow */ 360 } SCTP_PACKED; 361 362 struct sctp_error_invalid_stream { 363 struct sctp_error_cause cause; /* code=SCTP_ERROR_INVALID_STREAM */ 364 uint16_t stream_id; /* stream id of the DATA in error */ 365 uint16_t reserved; 366 } SCTP_PACKED; 367 368 struct sctp_error_missing_param { 369 struct sctp_error_cause cause; /* code=SCTP_ERROR_MISSING_PARAM */ 370 uint32_t num_missing_params; /* number of missing parameters */ 371 /* uint16_t param_type's follow */ 372 } SCTP_PACKED; 373 374 struct sctp_error_stale_cookie { 375 struct sctp_error_cause cause; /* code=SCTP_ERROR_STALE_COOKIE */ 376 uint32_t stale_time; /* time in usec of staleness */ 377 } SCTP_PACKED; 378 379 struct sctp_error_out_of_resource { 380 struct sctp_error_cause cause; /* code=SCTP_ERROR_OUT_OF_RESOURCES */ 381 } SCTP_PACKED; 382 383 struct sctp_error_unresolv_addr { 384 struct sctp_error_cause cause; /* code=SCTP_ERROR_UNRESOLVABLE_ADDR */ 385 386 } SCTP_PACKED; 387 388 struct sctp_error_unrecognized_chunk { 389 struct sctp_error_cause cause; /* code=SCTP_ERROR_UNRECOG_CHUNK */ 390 struct sctp_chunkhdr ch;/* header from chunk in error */ 391 } SCTP_PACKED; 392 393 /* 394 * Main SCTP chunk types we place these here so natd and f/w's in user land 395 * can find them. 396 */ 397 /************0x00 series ***********/ 398 #define SCTP_DATA 0x00 399 #define SCTP_INITIATION 0x01 400 #define SCTP_INITIATION_ACK 0x02 401 #define SCTP_SELECTIVE_ACK 0x03 402 #define SCTP_HEARTBEAT_REQUEST 0x04 403 #define SCTP_HEARTBEAT_ACK 0x05 404 #define SCTP_ABORT_ASSOCIATION 0x06 405 #define SCTP_SHUTDOWN 0x07 406 #define SCTP_SHUTDOWN_ACK 0x08 407 #define SCTP_OPERATION_ERROR 0x09 408 #define SCTP_COOKIE_ECHO 0x0a 409 #define SCTP_COOKIE_ACK 0x0b 410 #define SCTP_ECN_ECHO 0x0c 411 #define SCTP_ECN_CWR 0x0d 412 #define SCTP_SHUTDOWN_COMPLETE 0x0e 413 /* RFC4895 */ 414 #define SCTP_AUTHENTICATION 0x0f 415 /* EY nr_sack chunk id*/ 416 #define SCTP_NR_SELECTIVE_ACK 0x10 417 /************0x40 series ***********/ 418 /************0x80 series ***********/ 419 /* RFC5061 */ 420 #define SCTP_ASCONF_ACK 0x80 421 /* draft-ietf-stewart-pktdrpsctp */ 422 #define SCTP_PACKET_DROPPED 0x81 423 /* draft-ietf-stewart-strreset-xxx */ 424 #define SCTP_STREAM_RESET 0x82 425 426 /* RFC4820 */ 427 #define SCTP_PAD_CHUNK 0x84 428 /************0xc0 series ***********/ 429 /* RFC3758 */ 430 #define SCTP_FORWARD_CUM_TSN 0xc0 431 /* RFC5061 */ 432 #define SCTP_ASCONF 0xc1 433 434 435 /* ABORT and SHUTDOWN COMPLETE FLAG */ 436 #define SCTP_HAD_NO_TCB 0x01 437 438 /* Packet dropped flags */ 439 #define SCTP_FROM_MIDDLE_BOX SCTP_HAD_NO_TCB 440 #define SCTP_BADCRC 0x02 441 #define SCTP_PACKET_TRUNCATED 0x04 442 443 /* Flag for ECN -CWR */ 444 #define SCTP_CWR_REDUCE_OVERRIDE 0x01 445 #define SCTP_CWR_IN_SAME_WINDOW 0x02 446 447 #define SCTP_SAT_NETWORK_MIN 400 /* min ms for RTT to set satellite 448 * time */ 449 #define SCTP_SAT_NETWORK_BURST_INCR 2 /* how many times to multiply maxburst 450 * in sat */ 451 452 /* Data Chuck Specific Flags */ 453 #define SCTP_DATA_FRAG_MASK 0x03 454 #define SCTP_DATA_MIDDLE_FRAG 0x00 455 #define SCTP_DATA_LAST_FRAG 0x01 456 #define SCTP_DATA_FIRST_FRAG 0x02 457 #define SCTP_DATA_NOT_FRAG 0x03 458 #define SCTP_DATA_UNORDERED 0x04 459 #define SCTP_DATA_SACK_IMMEDIATELY 0x08 460 /* ECN Nonce: SACK Chunk Specific Flags */ 461 #define SCTP_SACK_NONCE_SUM 0x01 462 463 /* CMT DAC algorithm SACK flag */ 464 #define SCTP_SACK_CMT_DAC 0x80 465 466 /* 467 * PCB flags (in sctp_flags bitmask). 468 * Note the features and flags are meant 469 * for use by netstat. 470 */ 471 #define SCTP_PCB_FLAGS_UDPTYPE 0x00000001 472 #define SCTP_PCB_FLAGS_TCPTYPE 0x00000002 473 #define SCTP_PCB_FLAGS_BOUNDALL 0x00000004 474 #define SCTP_PCB_FLAGS_ACCEPTING 0x00000008 475 #define SCTP_PCB_FLAGS_UNBOUND 0x00000010 476 #define SCTP_PCB_FLAGS_CLOSE_IP 0x00040000 477 #define SCTP_PCB_FLAGS_WAS_CONNECTED 0x00080000 478 #define SCTP_PCB_FLAGS_WAS_ABORTED 0x00100000 479 /* TCP model support */ 480 481 #define SCTP_PCB_FLAGS_CONNECTED 0x00200000 482 #define SCTP_PCB_FLAGS_IN_TCPPOOL 0x00400000 483 #define SCTP_PCB_FLAGS_DONT_WAKE 0x00800000 484 #define SCTP_PCB_FLAGS_WAKEOUTPUT 0x01000000 485 #define SCTP_PCB_FLAGS_WAKEINPUT 0x02000000 486 #define SCTP_PCB_FLAGS_BOUND_V6 0x04000000 487 #define SCTP_PCB_FLAGS_BLOCKING_IO 0x08000000 488 #define SCTP_PCB_FLAGS_SOCKET_GONE 0x10000000 489 #define SCTP_PCB_FLAGS_SOCKET_ALLGONE 0x20000000 490 #define SCTP_PCB_FLAGS_SOCKET_CANT_READ 0x40000000 491 /* flags to copy to new PCB */ 492 #define SCTP_PCB_COPY_FLAGS (SCTP_PCB_FLAGS_BOUNDALL|\ 493 SCTP_PCB_FLAGS_WAKEINPUT|\ 494 SCTP_PCB_FLAGS_BOUND_V6) 495 496 497 /* 498 * PCB Features (in sctp_features bitmask) 499 */ 500 #define SCTP_PCB_FLAGS_DO_NOT_PMTUD 0x00000001 501 #define SCTP_PCB_FLAGS_EXT_RCVINFO 0x00000002 /* deprecated */ 502 #define SCTP_PCB_FLAGS_DONOT_HEARTBEAT 0x00000004 503 #define SCTP_PCB_FLAGS_FRAG_INTERLEAVE 0x00000008 504 #define SCTP_PCB_FLAGS_INTERLEAVE_STRMS 0x00000010 505 #define SCTP_PCB_FLAGS_DO_ASCONF 0x00000020 506 #define SCTP_PCB_FLAGS_AUTO_ASCONF 0x00000040 507 #define SCTP_PCB_FLAGS_ZERO_COPY_ACTIVE 0x00000080 508 /* socket options */ 509 #define SCTP_PCB_FLAGS_NODELAY 0x00000100 510 #define SCTP_PCB_FLAGS_AUTOCLOSE 0x00000200 511 #define SCTP_PCB_FLAGS_RECVDATAIOEVNT 0x00000400 /* deprecated */ 512 #define SCTP_PCB_FLAGS_RECVASSOCEVNT 0x00000800 513 #define SCTP_PCB_FLAGS_RECVPADDREVNT 0x00001000 514 #define SCTP_PCB_FLAGS_RECVPEERERR 0x00002000 515 #define SCTP_PCB_FLAGS_RECVSENDFAILEVNT 0x00004000 516 #define SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT 0x00008000 517 #define SCTP_PCB_FLAGS_ADAPTATIONEVNT 0x00010000 518 #define SCTP_PCB_FLAGS_PDAPIEVNT 0x00020000 519 #define SCTP_PCB_FLAGS_AUTHEVNT 0x00040000 520 #define SCTP_PCB_FLAGS_STREAM_RESETEVNT 0x00080000 521 #define SCTP_PCB_FLAGS_NO_FRAGMENT 0x00100000 522 #define SCTP_PCB_FLAGS_EXPLICIT_EOR 0x00400000 523 #define SCTP_PCB_FLAGS_NEEDS_MAPPED_V4 0x00800000 524 #define SCTP_PCB_FLAGS_MULTIPLE_ASCONFS 0x01000000 525 #define SCTP_PCB_FLAGS_PORTREUSE 0x02000000 526 #define SCTP_PCB_FLAGS_DRYEVNT 0x04000000 527 #define SCTP_PCB_FLAGS_RECVRCVINFO 0x08000000 528 #define SCTP_PCB_FLAGS_RECVNXTINFO 0x10000000 529 530 /*- 531 * mobility_features parameters (by micchie).Note 532 * these features are applied against the 533 * sctp_mobility_features flags.. not the sctp_features 534 * flags. 535 */ 536 #define SCTP_MOBILITY_BASE 0x00000001 537 #define SCTP_MOBILITY_FASTHANDOFF 0x00000002 538 #define SCTP_MOBILITY_PRIM_DELETED 0x00000004 539 540 541 #define SCTP_SMALLEST_PMTU 512 /* smallest pmtu allowed when disabling PMTU 542 * discovery */ 543 544 #include <netinet/sctp_uio.h> 545 546 /* This dictates the size of the packet 547 * collection buffer. This only applies 548 * if SCTP_PACKET_LOGGING is enabled in 549 * your config. 550 */ 551 #define SCTP_PACKET_LOG_SIZE 65536 552 553 /* Maximum delays and such a user can set for options that 554 * take ms. 555 */ 556 #define SCTP_MAX_SACK_DELAY 500 /* per RFC4960 */ 557 #define SCTP_MAX_HB_INTERVAL 14400000 /* 4 hours in ms */ 558 #define SCTP_MAX_COOKIE_LIFE 3600000 /* 1 hour in ms */ 559 560 561 /* Types of logging/KTR tracing that can be enabled via the 562 * sysctl net.inet.sctp.sctp_logging. You must also enable 563 * SUBSYS tracing. 564 * Note that you must have the SCTP option in the kernel 565 * to enable these as well. 566 */ 567 #define SCTP_BLK_LOGGING_ENABLE 0x00000001 568 #define SCTP_CWND_MONITOR_ENABLE 0x00000002 569 #define SCTP_CWND_LOGGING_ENABLE 0x00000004 570 #define SCTP_FLIGHT_LOGGING_ENABLE 0x00000020 571 #define SCTP_FR_LOGGING_ENABLE 0x00000040 572 #define SCTP_LOCK_LOGGING_ENABLE 0x00000080 573 #define SCTP_MAP_LOGGING_ENABLE 0x00000100 574 #define SCTP_MBCNT_LOGGING_ENABLE 0x00000200 575 #define SCTP_MBUF_LOGGING_ENABLE 0x00000400 576 #define SCTP_NAGLE_LOGGING_ENABLE 0x00000800 577 #define SCTP_RECV_RWND_LOGGING_ENABLE 0x00001000 578 #define SCTP_RTTVAR_LOGGING_ENABLE 0x00002000 579 #define SCTP_SACK_LOGGING_ENABLE 0x00004000 580 #define SCTP_SACK_RWND_LOGGING_ENABLE 0x00008000 581 #define SCTP_SB_LOGGING_ENABLE 0x00010000 582 #define SCTP_STR_LOGGING_ENABLE 0x00020000 583 #define SCTP_WAKE_LOGGING_ENABLE 0x00040000 584 #define SCTP_LOG_MAXBURST_ENABLE 0x00080000 585 #define SCTP_LOG_RWND_ENABLE 0x00100000 586 #define SCTP_LOG_SACK_ARRIVALS_ENABLE 0x00200000 587 #define SCTP_LTRACE_CHUNK_ENABLE 0x00400000 588 #define SCTP_LTRACE_ERROR_ENABLE 0x00800000 589 #define SCTP_LAST_PACKET_TRACING 0x01000000 590 #define SCTP_THRESHOLD_LOGGING 0x02000000 591 #define SCTP_LOG_AT_SEND_2_SCTP 0x04000000 592 #define SCTP_LOG_AT_SEND_2_OUTQ 0x08000000 593 #define SCTP_LOG_TRY_ADVANCE 0x10000000 594 595 596 #undef SCTP_PACKED 597 598 #endif /* !_NETINET_SCTP_H_ */ 599