1 /*- 2 * Copyright (c) 2001-2008, by Cisco Systems, Inc. All rights reserved. 3 * Copyright (c) 2008-2012, by Randall Stewart. All rights reserved. 4 * Copyright (c) 2008-2012, 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 33 #include <sys/cdefs.h> 34 __FBSDID("$FreeBSD$"); 35 36 #ifndef _NETINET_SCTP_H_ 37 #define _NETINET_SCTP_H_ 38 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 #define SCTP_ENABLE_STREAM_RESET 0x00000900 /* struct 159 * sctp_assoc_value */ 160 #define SCTP_RESET_STREAMS 0x00000901 /* struct 161 * sctp_reset_streams */ 162 #define SCTP_RESET_ASSOC 0x00000902 /* sctp_assoc_t */ 163 #define SCTP_ADD_STREAMS 0x00000903 /* struct 164 * sctp_add_streams */ 165 166 /* For enable stream reset */ 167 #define SCTP_ENABLE_RESET_STREAM_REQ 0x00000001 168 #define SCTP_ENABLE_RESET_ASSOC_REQ 0x00000002 169 #define SCTP_ENABLE_CHANGE_ASSOC_REQ 0x00000004 170 #define SCTP_ENABLE_VALUE_MASK 0x00000007 171 /* For reset streams */ 172 #define SCTP_STREAM_RESET_INCOMING 0x00000001 173 #define SCTP_STREAM_RESET_OUTGOING 0x00000002 174 175 176 /* here on down are more implementation specific */ 177 #define SCTP_SET_DEBUG_LEVEL 0x00001005 178 #define SCTP_CLR_STAT_LOG 0x00001007 179 /* CMT ON/OFF socket option */ 180 #define SCTP_CMT_ON_OFF 0x00001200 181 #define SCTP_CMT_USE_DAC 0x00001201 182 /* JRS - Pluggable Congestion Control Socket option */ 183 #define SCTP_PLUGGABLE_CC 0x00001202 184 /* RS - Pluggable Stream Scheduling Socket option */ 185 #define SCTP_PLUGGABLE_SS 0x00001203 186 #define SCTP_SS_VALUE 0x00001204 187 #define SCTP_CC_OPTION 0x00001205 /* Options for CC 188 * modules */ 189 /* read only */ 190 #define SCTP_GET_SNDBUF_USE 0x00001101 191 #define SCTP_GET_STAT_LOG 0x00001103 192 #define SCTP_PCB_STATUS 0x00001104 193 #define SCTP_GET_NONCE_VALUES 0x00001105 194 195 196 /* Special hook for dynamically setting primary for all assoc's, 197 * this is a write only option that requires root privilege. 198 */ 199 #define SCTP_SET_DYNAMIC_PRIMARY 0x00002001 200 201 /* VRF (virtual router feature) and multi-VRF support 202 * options. VRF's provide splits within a router 203 * that give the views of multiple routers. A 204 * standard host, without VRF support, is just 205 * a single VRF. If VRF's are supported then 206 * the transport must be VRF aware. This means 207 * that every socket call coming in must be directed 208 * within the endpoint to one of the VRF's it belongs 209 * to. The endpoint, before binding, may select 210 * the "default" VRF it is in by using a set socket 211 * option with SCTP_VRF_ID. This will also 212 * get propagated to the default VRF. Once the 213 * endpoint binds an address then it CANNOT add 214 * additional VRF's to become a Multi-VRF endpoint. 215 * 216 * Before BINDING additional VRF's can be added with 217 * the SCTP_ADD_VRF_ID call or deleted with 218 * SCTP_DEL_VRF_ID. 219 * 220 * Associations are ALWAYS contained inside a single 221 * VRF. They cannot reside in two (or more) VRF's. Incoming 222 * packets, assuming the router is VRF aware, can always 223 * tell us what VRF they arrived on. A host not supporting 224 * any VRF's will find that the packets always arrived on the 225 * single VRF that the host has. 226 * 227 */ 228 229 #define SCTP_VRF_ID 0x00003001 230 #define SCTP_ADD_VRF_ID 0x00003002 231 #define SCTP_GET_VRF_IDS 0x00003003 232 #define SCTP_GET_ASOC_VRF 0x00003004 233 #define SCTP_DEL_VRF_ID 0x00003005 234 235 /* 236 * If you enable packet logging you can get 237 * a poor mans ethereal output in binary 238 * form. Note this is a compile option to 239 * the kernel, SCTP_PACKET_LOGGING, and 240 * without it in your kernel you 241 * will get a EOPNOTSUPP 242 */ 243 #define SCTP_GET_PACKET_LOG 0x00004001 244 245 /* 246 * hidden implementation specific options these are NOT user visible (should 247 * move out of sctp.h) 248 */ 249 /* sctp_bindx() flags as hidden socket options */ 250 #define SCTP_BINDX_ADD_ADDR 0x00008001 251 #define SCTP_BINDX_REM_ADDR 0x00008002 252 /* Hidden socket option that gets the addresses */ 253 #define SCTP_GET_PEER_ADDRESSES 0x00008003 254 #define SCTP_GET_LOCAL_ADDRESSES 0x00008004 255 /* return the total count in bytes needed to hold all local addresses bound */ 256 #define SCTP_GET_LOCAL_ADDR_SIZE 0x00008005 257 /* Return the total count in bytes needed to hold the remote address */ 258 #define SCTP_GET_REMOTE_ADDR_SIZE 0x00008006 259 /* hidden option for connectx */ 260 #define SCTP_CONNECT_X 0x00008007 261 /* hidden option for connectx_delayed, part of sendx */ 262 #define SCTP_CONNECT_X_DELAYED 0x00008008 263 #define SCTP_CONNECT_X_COMPLETE 0x00008009 264 /* hidden socket option based sctp_peeloff */ 265 #define SCTP_PEELOFF 0x0000800a 266 /* the real worker for sctp_getaddrlen() */ 267 #define SCTP_GET_ADDR_LEN 0x0000800b 268 /* Debug things that need to be purged */ 269 #define SCTP_SET_INITIAL_DBG_SEQ 0x00009f00 270 271 /* JRS - Supported congestion control modules for pluggable 272 * congestion control 273 */ 274 /* Standard TCP Congestion Control */ 275 #define SCTP_CC_RFC2581 0x00000000 276 /* High Speed TCP Congestion Control (Floyd) */ 277 #define SCTP_CC_HSTCP 0x00000001 278 /* HTCP Congestion Control */ 279 #define SCTP_CC_HTCP 0x00000002 280 /* RTCC Congestion Control - RFC2581 plus */ 281 #define SCTP_CC_RTCC 0x00000003 282 283 #define SCTP_CC_OPT_RTCC_SETMODE 0x00002000 284 #define SCTP_CC_OPT_USE_DCCC_ECN 0x00002001 285 #define SCTP_CC_OPT_STEADY_STEP 0x00002002 286 287 #define SCTP_CMT_OFF 0 288 #define SCTP_CMT_BASE 1 289 #define SCTP_CMT_RPV1 2 290 #define SCTP_CMT_RPV2 3 291 #define SCTP_CMT_MPTCP 4 292 #define SCTP_CMT_MAX SCTP_CMT_MPTCP 293 294 /* RS - Supported stream scheduling modules for pluggable 295 * stream scheduling 296 */ 297 /* Default simple round-robin */ 298 #define SCTP_SS_DEFAULT 0x00000000 299 /* Real round-robin */ 300 #define SCTP_SS_ROUND_ROBIN 0x00000001 301 /* Real round-robin per packet */ 302 #define SCTP_SS_ROUND_ROBIN_PACKET 0x00000002 303 /* Priority */ 304 #define SCTP_SS_PRIORITY 0x00000003 305 /* Fair Bandwidth */ 306 #define SCTP_SS_FAIR_BANDWITH 0x00000004 307 /* First-come, first-serve */ 308 #define SCTP_SS_FIRST_COME 0x00000005 309 310 311 /* fragment interleave constants 312 * setting must be one of these or 313 * EINVAL returned. 314 */ 315 #define SCTP_FRAG_LEVEL_0 0x00000000 316 #define SCTP_FRAG_LEVEL_1 0x00000001 317 #define SCTP_FRAG_LEVEL_2 0x00000002 318 319 /* 320 * user state values 321 */ 322 #define SCTP_CLOSED 0x0000 323 #define SCTP_BOUND 0x1000 324 #define SCTP_LISTEN 0x2000 325 #define SCTP_COOKIE_WAIT 0x0002 326 #define SCTP_COOKIE_ECHOED 0x0004 327 #define SCTP_ESTABLISHED 0x0008 328 #define SCTP_SHUTDOWN_SENT 0x0010 329 #define SCTP_SHUTDOWN_RECEIVED 0x0020 330 #define SCTP_SHUTDOWN_ACK_SENT 0x0040 331 #define SCTP_SHUTDOWN_PENDING 0x0080 332 333 /* 334 * SCTP operational error codes (user visible) 335 */ 336 #define SCTP_CAUSE_NO_ERROR 0x0000 337 #define SCTP_CAUSE_INVALID_STREAM 0x0001 338 #define SCTP_CAUSE_MISSING_PARAM 0x0002 339 #define SCTP_CAUSE_STALE_COOKIE 0x0003 340 #define SCTP_CAUSE_OUT_OF_RESC 0x0004 341 #define SCTP_CAUSE_UNRESOLVABLE_ADDR 0x0005 342 #define SCTP_CAUSE_UNRECOG_CHUNK 0x0006 343 #define SCTP_CAUSE_INVALID_PARAM 0x0007 344 #define SCTP_CAUSE_UNRECOG_PARAM 0x0008 345 #define SCTP_CAUSE_NO_USER_DATA 0x0009 346 #define SCTP_CAUSE_COOKIE_IN_SHUTDOWN 0x000a 347 #define SCTP_CAUSE_RESTART_W_NEWADDR 0x000b 348 #define SCTP_CAUSE_USER_INITIATED_ABT 0x000c 349 #define SCTP_CAUSE_PROTOCOL_VIOLATION 0x000d 350 351 /* Error causes from RFC5061 */ 352 #define SCTP_CAUSE_DELETING_LAST_ADDR 0x00a0 353 #define SCTP_CAUSE_RESOURCE_SHORTAGE 0x00a1 354 #define SCTP_CAUSE_DELETING_SRC_ADDR 0x00a2 355 #define SCTP_CAUSE_ILLEGAL_ASCONF_ACK 0x00a3 356 #define SCTP_CAUSE_REQUEST_REFUSED 0x00a4 357 358 /* Error causes from nat-draft */ 359 #define SCTP_CAUSE_NAT_COLLIDING_STATE 0x00b0 360 #define SCTP_CAUSE_NAT_MISSING_STATE 0x00b1 361 362 /* Error causes from RFC4895 */ 363 #define SCTP_CAUSE_UNSUPPORTED_HMACID 0x0105 364 365 /* 366 * error cause parameters (user visible) 367 */ 368 struct sctp_error_cause { 369 uint16_t code; 370 uint16_t length; 371 /* optional cause-specific info may follow */ 372 } SCTP_PACKED; 373 374 struct sctp_error_invalid_stream { 375 struct sctp_error_cause cause; /* code=SCTP_ERROR_INVALID_STREAM */ 376 uint16_t stream_id; /* stream id of the DATA in error */ 377 uint16_t reserved; 378 } SCTP_PACKED; 379 380 struct sctp_error_missing_param { 381 struct sctp_error_cause cause; /* code=SCTP_ERROR_MISSING_PARAM */ 382 uint32_t num_missing_params; /* number of missing parameters */ 383 /* uint16_t param_type's follow */ 384 } SCTP_PACKED; 385 386 struct sctp_error_stale_cookie { 387 struct sctp_error_cause cause; /* code=SCTP_ERROR_STALE_COOKIE */ 388 uint32_t stale_time; /* time in usec of staleness */ 389 } SCTP_PACKED; 390 391 struct sctp_error_out_of_resource { 392 struct sctp_error_cause cause; /* code=SCTP_ERROR_OUT_OF_RESOURCES */ 393 } SCTP_PACKED; 394 395 struct sctp_error_unresolv_addr { 396 struct sctp_error_cause cause; /* code=SCTP_ERROR_UNRESOLVABLE_ADDR */ 397 398 } SCTP_PACKED; 399 400 struct sctp_error_unrecognized_chunk { 401 struct sctp_error_cause cause; /* code=SCTP_ERROR_UNRECOG_CHUNK */ 402 struct sctp_chunkhdr ch;/* header from chunk in error */ 403 } SCTP_PACKED; 404 405 /* 406 * Main SCTP chunk types we place these here so natd and f/w's in user land 407 * can find them. 408 */ 409 /************0x00 series ***********/ 410 #define SCTP_DATA 0x00 411 #define SCTP_INITIATION 0x01 412 #define SCTP_INITIATION_ACK 0x02 413 #define SCTP_SELECTIVE_ACK 0x03 414 #define SCTP_HEARTBEAT_REQUEST 0x04 415 #define SCTP_HEARTBEAT_ACK 0x05 416 #define SCTP_ABORT_ASSOCIATION 0x06 417 #define SCTP_SHUTDOWN 0x07 418 #define SCTP_SHUTDOWN_ACK 0x08 419 #define SCTP_OPERATION_ERROR 0x09 420 #define SCTP_COOKIE_ECHO 0x0a 421 #define SCTP_COOKIE_ACK 0x0b 422 #define SCTP_ECN_ECHO 0x0c 423 #define SCTP_ECN_CWR 0x0d 424 #define SCTP_SHUTDOWN_COMPLETE 0x0e 425 /* RFC4895 */ 426 #define SCTP_AUTHENTICATION 0x0f 427 /* EY nr_sack chunk id*/ 428 #define SCTP_NR_SELECTIVE_ACK 0x10 429 /************0x40 series ***********/ 430 /************0x80 series ***********/ 431 /* RFC5061 */ 432 #define SCTP_ASCONF_ACK 0x80 433 /* draft-ietf-stewart-pktdrpsctp */ 434 #define SCTP_PACKET_DROPPED 0x81 435 /* draft-ietf-stewart-strreset-xxx */ 436 #define SCTP_STREAM_RESET 0x82 437 438 /* RFC4820 */ 439 #define SCTP_PAD_CHUNK 0x84 440 /************0xc0 series ***********/ 441 /* RFC3758 */ 442 #define SCTP_FORWARD_CUM_TSN 0xc0 443 /* RFC5061 */ 444 #define SCTP_ASCONF 0xc1 445 446 447 /* ABORT and SHUTDOWN COMPLETE FLAG */ 448 #define SCTP_HAD_NO_TCB 0x01 449 450 /* Packet dropped flags */ 451 #define SCTP_FROM_MIDDLE_BOX SCTP_HAD_NO_TCB 452 #define SCTP_BADCRC 0x02 453 #define SCTP_PACKET_TRUNCATED 0x04 454 455 /* Flag for ECN -CWR */ 456 #define SCTP_CWR_REDUCE_OVERRIDE 0x01 457 #define SCTP_CWR_IN_SAME_WINDOW 0x02 458 459 #define SCTP_SAT_NETWORK_MIN 400 /* min ms for RTT to set satellite 460 * time */ 461 #define SCTP_SAT_NETWORK_BURST_INCR 2 /* how many times to multiply maxburst 462 * in sat */ 463 464 /* Data Chuck Specific Flags */ 465 #define SCTP_DATA_FRAG_MASK 0x03 466 #define SCTP_DATA_MIDDLE_FRAG 0x00 467 #define SCTP_DATA_LAST_FRAG 0x01 468 #define SCTP_DATA_FIRST_FRAG 0x02 469 #define SCTP_DATA_NOT_FRAG 0x03 470 #define SCTP_DATA_UNORDERED 0x04 471 #define SCTP_DATA_SACK_IMMEDIATELY 0x08 472 /* ECN Nonce: SACK Chunk Specific Flags */ 473 #define SCTP_SACK_NONCE_SUM 0x01 474 475 /* CMT DAC algorithm SACK flag */ 476 #define SCTP_SACK_CMT_DAC 0x80 477 478 /* 479 * PCB flags (in sctp_flags bitmask). 480 * Note the features and flags are meant 481 * for use by netstat. 482 */ 483 #define SCTP_PCB_FLAGS_UDPTYPE 0x00000001 484 #define SCTP_PCB_FLAGS_TCPTYPE 0x00000002 485 #define SCTP_PCB_FLAGS_BOUNDALL 0x00000004 486 #define SCTP_PCB_FLAGS_ACCEPTING 0x00000008 487 #define SCTP_PCB_FLAGS_UNBOUND 0x00000010 488 #define SCTP_PCB_FLAGS_CLOSE_IP 0x00040000 489 #define SCTP_PCB_FLAGS_WAS_CONNECTED 0x00080000 490 #define SCTP_PCB_FLAGS_WAS_ABORTED 0x00100000 491 /* TCP model support */ 492 493 #define SCTP_PCB_FLAGS_CONNECTED 0x00200000 494 #define SCTP_PCB_FLAGS_IN_TCPPOOL 0x00400000 495 #define SCTP_PCB_FLAGS_DONT_WAKE 0x00800000 496 #define SCTP_PCB_FLAGS_WAKEOUTPUT 0x01000000 497 #define SCTP_PCB_FLAGS_WAKEINPUT 0x02000000 498 #define SCTP_PCB_FLAGS_BOUND_V6 0x04000000 499 #define SCTP_PCB_FLAGS_BLOCKING_IO 0x08000000 500 #define SCTP_PCB_FLAGS_SOCKET_GONE 0x10000000 501 #define SCTP_PCB_FLAGS_SOCKET_ALLGONE 0x20000000 502 #define SCTP_PCB_FLAGS_SOCKET_CANT_READ 0x40000000 503 /* flags to copy to new PCB */ 504 #define SCTP_PCB_COPY_FLAGS (SCTP_PCB_FLAGS_BOUNDALL|\ 505 SCTP_PCB_FLAGS_WAKEINPUT|\ 506 SCTP_PCB_FLAGS_BOUND_V6) 507 508 509 /* 510 * PCB Features (in sctp_features bitmask) 511 */ 512 #define SCTP_PCB_FLAGS_DO_NOT_PMTUD 0x00000001 513 #define SCTP_PCB_FLAGS_EXT_RCVINFO 0x00000002 /* deprecated */ 514 #define SCTP_PCB_FLAGS_DONOT_HEARTBEAT 0x00000004 515 #define SCTP_PCB_FLAGS_FRAG_INTERLEAVE 0x00000008 516 #define SCTP_PCB_FLAGS_INTERLEAVE_STRMS 0x00000010 517 #define SCTP_PCB_FLAGS_DO_ASCONF 0x00000020 518 #define SCTP_PCB_FLAGS_AUTO_ASCONF 0x00000040 519 #define SCTP_PCB_FLAGS_ZERO_COPY_ACTIVE 0x00000080 520 /* socket options */ 521 #define SCTP_PCB_FLAGS_NODELAY 0x00000100 522 #define SCTP_PCB_FLAGS_AUTOCLOSE 0x00000200 523 #define SCTP_PCB_FLAGS_RECVDATAIOEVNT 0x00000400 /* deprecated */ 524 #define SCTP_PCB_FLAGS_RECVASSOCEVNT 0x00000800 525 #define SCTP_PCB_FLAGS_RECVPADDREVNT 0x00001000 526 #define SCTP_PCB_FLAGS_RECVPEERERR 0x00002000 527 #define SCTP_PCB_FLAGS_RECVSENDFAILEVNT 0x00004000 /* deprecated */ 528 #define SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT 0x00008000 529 #define SCTP_PCB_FLAGS_ADAPTATIONEVNT 0x00010000 530 #define SCTP_PCB_FLAGS_PDAPIEVNT 0x00020000 531 #define SCTP_PCB_FLAGS_AUTHEVNT 0x00040000 532 #define SCTP_PCB_FLAGS_STREAM_RESETEVNT 0x00080000 533 #define SCTP_PCB_FLAGS_NO_FRAGMENT 0x00100000 534 #define SCTP_PCB_FLAGS_EXPLICIT_EOR 0x00400000 535 #define SCTP_PCB_FLAGS_NEEDS_MAPPED_V4 0x00800000 536 #define SCTP_PCB_FLAGS_MULTIPLE_ASCONFS 0x01000000 537 #define SCTP_PCB_FLAGS_PORTREUSE 0x02000000 538 #define SCTP_PCB_FLAGS_DRYEVNT 0x04000000 539 #define SCTP_PCB_FLAGS_RECVRCVINFO 0x08000000 540 #define SCTP_PCB_FLAGS_RECVNXTINFO 0x10000000 541 #define SCTP_PCB_FLAGS_ASSOC_RESETEVNT 0x20000000 542 #define SCTP_PCB_FLAGS_STREAM_CHANGEEVNT 0x40000000 543 #define SCTP_PCB_FLAGS_RECVNSENDFAILEVNT 0x80000000 544 545 /*- 546 * mobility_features parameters (by micchie).Note 547 * these features are applied against the 548 * sctp_mobility_features flags.. not the sctp_features 549 * flags. 550 */ 551 #define SCTP_MOBILITY_BASE 0x00000001 552 #define SCTP_MOBILITY_FASTHANDOFF 0x00000002 553 #define SCTP_MOBILITY_PRIM_DELETED 0x00000004 554 555 556 #define SCTP_SMALLEST_PMTU 512 /* smallest pmtu allowed when disabling PMTU 557 * discovery */ 558 559 #undef SCTP_PACKED 560 561 #include <netinet/sctp_uio.h> 562 563 /* This dictates the size of the packet 564 * collection buffer. This only applies 565 * if SCTP_PACKET_LOGGING is enabled in 566 * your config. 567 */ 568 #define SCTP_PACKET_LOG_SIZE 65536 569 570 /* Maximum delays and such a user can set for options that 571 * take ms. 572 */ 573 #define SCTP_MAX_SACK_DELAY 500 /* per RFC4960 */ 574 #define SCTP_MAX_HB_INTERVAL 14400000 /* 4 hours in ms */ 575 #define SCTP_MAX_COOKIE_LIFE 3600000 /* 1 hour in ms */ 576 577 578 /* Types of logging/KTR tracing that can be enabled via the 579 * sysctl net.inet.sctp.sctp_logging. You must also enable 580 * SUBSYS tracing. 581 * Note that you must have the SCTP option in the kernel 582 * to enable these as well. 583 */ 584 #define SCTP_BLK_LOGGING_ENABLE 0x00000001 585 #define SCTP_CWND_MONITOR_ENABLE 0x00000002 586 #define SCTP_CWND_LOGGING_ENABLE 0x00000004 587 #define SCTP_FLIGHT_LOGGING_ENABLE 0x00000020 588 #define SCTP_FR_LOGGING_ENABLE 0x00000040 589 #define SCTP_LOCK_LOGGING_ENABLE 0x00000080 590 #define SCTP_MAP_LOGGING_ENABLE 0x00000100 591 #define SCTP_MBCNT_LOGGING_ENABLE 0x00000200 592 #define SCTP_MBUF_LOGGING_ENABLE 0x00000400 593 #define SCTP_NAGLE_LOGGING_ENABLE 0x00000800 594 #define SCTP_RECV_RWND_LOGGING_ENABLE 0x00001000 595 #define SCTP_RTTVAR_LOGGING_ENABLE 0x00002000 596 #define SCTP_SACK_LOGGING_ENABLE 0x00004000 597 #define SCTP_SACK_RWND_LOGGING_ENABLE 0x00008000 598 #define SCTP_SB_LOGGING_ENABLE 0x00010000 599 #define SCTP_STR_LOGGING_ENABLE 0x00020000 600 #define SCTP_WAKE_LOGGING_ENABLE 0x00040000 601 #define SCTP_LOG_MAXBURST_ENABLE 0x00080000 602 #define SCTP_LOG_RWND_ENABLE 0x00100000 603 #define SCTP_LOG_SACK_ARRIVALS_ENABLE 0x00200000 604 #define SCTP_LTRACE_CHUNK_ENABLE 0x00400000 605 #define SCTP_LTRACE_ERROR_ENABLE 0x00800000 606 #define SCTP_LAST_PACKET_TRACING 0x01000000 607 #define SCTP_THRESHOLD_LOGGING 0x02000000 608 #define SCTP_LOG_AT_SEND_2_SCTP 0x04000000 609 #define SCTP_LOG_AT_SEND_2_OUTQ 0x08000000 610 #define SCTP_LOG_TRY_ADVANCE 0x10000000 611 612 #endif /* !_NETINET_SCTP_H_ */ 613