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 95 /* Without this applied we will give V4 and V6 addresses on a V6 socket */ 96 #define SCTP_I_WANT_MAPPED_V4_ADDR 0x0000000d 97 #define SCTP_MAXSEG 0x0000000e 98 #define SCTP_DELAYED_SACK 0x0000000f 99 #define SCTP_FRAGMENT_INTERLEAVE 0x00000010 100 #define SCTP_PARTIAL_DELIVERY_POINT 0x00000011 101 /* authentication support */ 102 #define SCTP_AUTH_CHUNK 0x00000012 103 #define SCTP_AUTH_KEY 0x00000013 104 #define SCTP_HMAC_IDENT 0x00000014 105 #define SCTP_AUTH_ACTIVE_KEY 0x00000015 106 #define SCTP_AUTH_DELETE_KEY 0x00000016 107 #define SCTP_USE_EXT_RCVINFO 0x00000017 108 #define SCTP_AUTO_ASCONF 0x00000018 /* rw */ 109 #define SCTP_MAXBURST 0x00000019 /* rw */ 110 #define SCTP_MAX_BURST 0x00000019 /* rw */ 111 /* assoc level context */ 112 #define SCTP_CONTEXT 0x0000001a /* rw */ 113 /* explicit EOR signalling */ 114 #define SCTP_EXPLICIT_EOR 0x0000001b 115 #define SCTP_REUSE_PORT 0x0000001c /* rw */ 116 #define SCTP_AUTH_DEACTIVATE_KEY 0x0000001d 117 118 /* 119 * read-only options 120 */ 121 #define SCTP_STATUS 0x00000100 122 #define SCTP_GET_PEER_ADDR_INFO 0x00000101 123 /* authentication support */ 124 #define SCTP_PEER_AUTH_CHUNKS 0x00000102 125 #define SCTP_LOCAL_AUTH_CHUNKS 0x00000103 126 #define SCTP_GET_ASSOC_NUMBER 0x00000104 /* ro */ 127 #define SCTP_GET_ASSOC_ID_LIST 0x00000105 /* ro */ 128 #define SCTP_TIMEOUTS 0x00000106 129 130 /* 131 * user socket options: BSD implementation specific 132 */ 133 /* 134 * Blocking I/O is enabled on any TCP type socket by default. For the UDP 135 * model if this is turned on then the socket buffer is shared for send 136 * resources amongst all associations. The default for the UDP model is that 137 * is SS_NBIO is set. Which means all associations have a separate send 138 * limit BUT they will NOT ever BLOCK instead you will get an error back 139 * EAGAIN if you try to send too much. If you want the blocking semantics you 140 * set this option at the cost of sharing one socket send buffer size amongst 141 * all associations. Peeled off sockets turn this option off and block. But 142 * since both TCP and peeled off sockets have only one assoc per socket this 143 * is fine. It probably does NOT make sense to set this on SS_NBIO on a TCP 144 * model OR peeled off UDP model, but we do allow you to do so. You just use 145 * the normal syscall to toggle SS_NBIO the way you want. 146 * 147 * Blocking I/O is controlled by the SS_NBIO flag on the socket state so_state 148 * field. 149 */ 150 151 /* these should probably go into sockets API */ 152 #define SCTP_RESET_STREAMS 0x00001004 /* wo */ 153 154 155 /* here on down are more implementation specific */ 156 #define SCTP_SET_DEBUG_LEVEL 0x00001005 157 #define SCTP_CLR_STAT_LOG 0x00001007 158 /* CMT ON/OFF socket option */ 159 #define SCTP_CMT_ON_OFF 0x00001200 160 #define SCTP_CMT_USE_DAC 0x00001201 161 /* JRS - Pluggable Congestion Control Socket option */ 162 #define SCTP_PLUGGABLE_CC 0x00001202 163 /* RS - Pluggable Stream Scheduling Socket option */ 164 #define SCTP_PLUGGABLE_SS 0x00001203 165 #define SCTP_SS_VALUE 0x00001204 166 #define SCTP_CC_OPTION 0x00001205 /* Options for CC 167 * modules */ 168 /* read only */ 169 #define SCTP_GET_SNDBUF_USE 0x00001101 170 #define SCTP_GET_STAT_LOG 0x00001103 171 #define SCTP_PCB_STATUS 0x00001104 172 #define SCTP_GET_NONCE_VALUES 0x00001105 173 174 175 /* Special hook for dynamically setting primary for all assoc's, 176 * this is a write only option that requires root privilege. 177 */ 178 #define SCTP_SET_DYNAMIC_PRIMARY 0x00002001 179 180 /* VRF (virtual router feature) and multi-VRF support 181 * options. VRF's provide splits within a router 182 * that give the views of multiple routers. A 183 * standard host, without VRF support, is just 184 * a single VRF. If VRF's are supported then 185 * the transport must be VRF aware. This means 186 * that every socket call coming in must be directed 187 * within the endpoint to one of the VRF's it belongs 188 * to. The endpoint, before binding, may select 189 * the "default" VRF it is in by using a set socket 190 * option with SCTP_VRF_ID. This will also 191 * get propagated to the default VRF. Once the 192 * endpoint binds an address then it CANNOT add 193 * additional VRF's to become a Multi-VRF endpoint. 194 * 195 * Before BINDING additional VRF's can be added with 196 * the SCTP_ADD_VRF_ID call or deleted with 197 * SCTP_DEL_VRF_ID. 198 * 199 * Associations are ALWAYS contained inside a single 200 * VRF. They cannot reside in two (or more) VRF's. Incoming 201 * packets, assuming the router is VRF aware, can always 202 * tell us what VRF they arrived on. A host not supporting 203 * any VRF's will find that the packets always arrived on the 204 * single VRF that the host has. 205 * 206 */ 207 208 #define SCTP_VRF_ID 0x00003001 209 #define SCTP_ADD_VRF_ID 0x00003002 210 #define SCTP_GET_VRF_IDS 0x00003003 211 #define SCTP_GET_ASOC_VRF 0x00003004 212 #define SCTP_DEL_VRF_ID 0x00003005 213 214 /* 215 * If you enable packet logging you can get 216 * a poor mans ethereal output in binary 217 * form. Note this is a compile option to 218 * the kernel, SCTP_PACKET_LOGGING, and 219 * without it in your kernel you 220 * will get a EOPNOTSUPP 221 */ 222 #define SCTP_GET_PACKET_LOG 0x00004001 223 224 /* 225 * hidden implementation specific options these are NOT user visible (should 226 * move out of sctp.h) 227 */ 228 /* sctp_bindx() flags as hidden socket options */ 229 #define SCTP_BINDX_ADD_ADDR 0x00008001 230 #define SCTP_BINDX_REM_ADDR 0x00008002 231 /* Hidden socket option that gets the addresses */ 232 #define SCTP_GET_PEER_ADDRESSES 0x00008003 233 #define SCTP_GET_LOCAL_ADDRESSES 0x00008004 234 /* return the total count in bytes needed to hold all local addresses bound */ 235 #define SCTP_GET_LOCAL_ADDR_SIZE 0x00008005 236 /* Return the total count in bytes needed to hold the remote address */ 237 #define SCTP_GET_REMOTE_ADDR_SIZE 0x00008006 238 /* hidden option for connectx */ 239 #define SCTP_CONNECT_X 0x00008007 240 /* hidden option for connectx_delayed, part of sendx */ 241 #define SCTP_CONNECT_X_DELAYED 0x00008008 242 #define SCTP_CONNECT_X_COMPLETE 0x00008009 243 /* hidden socket option based sctp_peeloff */ 244 #define SCTP_PEELOFF 0x0000800a 245 /* the real worker for sctp_getaddrlen() */ 246 #define SCTP_GET_ADDR_LEN 0x0000800b 247 /* temporary workaround for Apple listen() issue, no args used */ 248 #define SCTP_LISTEN_FIX 0x0000800c 249 /* Debug things that need to be purged */ 250 #define SCTP_SET_INITIAL_DBG_SEQ 0x00009f00 251 252 /* JRS - Supported congestion control modules for pluggable 253 * congestion control 254 */ 255 /* Standard TCP Congestion Control */ 256 #define SCTP_CC_RFC2581 0x00000000 257 /* High Speed TCP Congestion Control (Floyd) */ 258 #define SCTP_CC_HSTCP 0x00000001 259 /* HTCP Congestion Control */ 260 #define SCTP_CC_HTCP 0x00000002 261 /* RTCC Congestion Control - RFC2581 plus */ 262 #define SCTP_CC_RTCC 0x00000003 263 264 #define SCTP_CC_OPT_RTCC_SETMODE 0x00002000 265 #define SCTP_CC_OPT_USE_DCCC_ECN 0x00002001 266 #define SCTP_CC_OPT_STEADY_STEP 0x00002002 267 268 #define SCTP_CMT_OFF 0 269 #define SCTP_CMT_BASE 1 270 #define SCTP_CMT_RPV1 2 271 #define SCTP_CMT_RPV2 3 272 #define SCTP_CMT_MPTCP 4 273 #define SCTP_CMT_MAX SCTP_CMT_MPTCP 274 275 /* RS - Supported stream scheduling modules for pluggable 276 * stream scheduling 277 */ 278 /* Default simple round-robin */ 279 #define SCTP_SS_DEFAULT 0x00000000 280 /* Real round-robin */ 281 #define SCTP_SS_ROUND_ROBIN 0x00000001 282 /* Real round-robin per packet */ 283 #define SCTP_SS_ROUND_ROBIN_PACKET 0x00000002 284 /* Priority */ 285 #define SCTP_SS_PRIORITY 0x00000003 286 /* Fair Bandwidth */ 287 #define SCTP_SS_FAIR_BANDWITH 0x00000004 288 /* First-come, first-serve */ 289 #define SCTP_SS_FIRST_COME 0x00000005 290 291 292 /* fragment interleave constants 293 * setting must be one of these or 294 * EINVAL returned. 295 */ 296 #define SCTP_FRAG_LEVEL_0 0x00000000 297 #define SCTP_FRAG_LEVEL_1 0x00000001 298 #define SCTP_FRAG_LEVEL_2 0x00000002 299 300 /* 301 * user state values 302 */ 303 #define SCTP_CLOSED 0x0000 304 #define SCTP_BOUND 0x1000 305 #define SCTP_LISTEN 0x2000 306 #define SCTP_COOKIE_WAIT 0x0002 307 #define SCTP_COOKIE_ECHOED 0x0004 308 #define SCTP_ESTABLISHED 0x0008 309 #define SCTP_SHUTDOWN_SENT 0x0010 310 #define SCTP_SHUTDOWN_RECEIVED 0x0020 311 #define SCTP_SHUTDOWN_ACK_SENT 0x0040 312 #define SCTP_SHUTDOWN_PENDING 0x0080 313 314 /* 315 * SCTP operational error codes (user visible) 316 */ 317 #define SCTP_CAUSE_NO_ERROR 0x0000 318 #define SCTP_CAUSE_INVALID_STREAM 0x0001 319 #define SCTP_CAUSE_MISSING_PARAM 0x0002 320 #define SCTP_CAUSE_STALE_COOKIE 0x0003 321 #define SCTP_CAUSE_OUT_OF_RESC 0x0004 322 #define SCTP_CAUSE_UNRESOLVABLE_ADDR 0x0005 323 #define SCTP_CAUSE_UNRECOG_CHUNK 0x0006 324 #define SCTP_CAUSE_INVALID_PARAM 0x0007 325 #define SCTP_CAUSE_UNRECOG_PARAM 0x0008 326 #define SCTP_CAUSE_NO_USER_DATA 0x0009 327 #define SCTP_CAUSE_COOKIE_IN_SHUTDOWN 0x000a 328 #define SCTP_CAUSE_RESTART_W_NEWADDR 0x000b 329 #define SCTP_CAUSE_USER_INITIATED_ABT 0x000c 330 #define SCTP_CAUSE_PROTOCOL_VIOLATION 0x000d 331 332 /* Error causes from RFC5061 */ 333 #define SCTP_CAUSE_DELETING_LAST_ADDR 0x00a0 334 #define SCTP_CAUSE_RESOURCE_SHORTAGE 0x00a1 335 #define SCTP_CAUSE_DELETING_SRC_ADDR 0x00a2 336 #define SCTP_CAUSE_ILLEGAL_ASCONF_ACK 0x00a3 337 #define SCTP_CAUSE_REQUEST_REFUSED 0x00a4 338 339 /* Error causes from nat-draft */ 340 #define SCTP_CAUSE_NAT_COLLIDING_STATE 0x00b0 341 #define SCTP_CAUSE_NAT_MISSING_STATE 0x00b1 342 343 /* Error causes from RFC4895 */ 344 #define SCTP_CAUSE_UNSUPPORTED_HMACID 0x0105 345 346 /* 347 * error cause parameters (user visible) 348 */ 349 struct sctp_error_cause { 350 uint16_t code; 351 uint16_t length; 352 /* optional cause-specific info may follow */ 353 } SCTP_PACKED; 354 355 struct sctp_error_invalid_stream { 356 struct sctp_error_cause cause; /* code=SCTP_ERROR_INVALID_STREAM */ 357 uint16_t stream_id; /* stream id of the DATA in error */ 358 uint16_t reserved; 359 } SCTP_PACKED; 360 361 struct sctp_error_missing_param { 362 struct sctp_error_cause cause; /* code=SCTP_ERROR_MISSING_PARAM */ 363 uint32_t num_missing_params; /* number of missing parameters */ 364 /* uint16_t param_type's follow */ 365 } SCTP_PACKED; 366 367 struct sctp_error_stale_cookie { 368 struct sctp_error_cause cause; /* code=SCTP_ERROR_STALE_COOKIE */ 369 uint32_t stale_time; /* time in usec of staleness */ 370 } SCTP_PACKED; 371 372 struct sctp_error_out_of_resource { 373 struct sctp_error_cause cause; /* code=SCTP_ERROR_OUT_OF_RESOURCES */ 374 } SCTP_PACKED; 375 376 struct sctp_error_unresolv_addr { 377 struct sctp_error_cause cause; /* code=SCTP_ERROR_UNRESOLVABLE_ADDR */ 378 379 } SCTP_PACKED; 380 381 struct sctp_error_unrecognized_chunk { 382 struct sctp_error_cause cause; /* code=SCTP_ERROR_UNRECOG_CHUNK */ 383 struct sctp_chunkhdr ch;/* header from chunk in error */ 384 } SCTP_PACKED; 385 386 /* 387 * Main SCTP chunk types we place these here so natd and f/w's in user land 388 * can find them. 389 */ 390 /************0x00 series ***********/ 391 #define SCTP_DATA 0x00 392 #define SCTP_INITIATION 0x01 393 #define SCTP_INITIATION_ACK 0x02 394 #define SCTP_SELECTIVE_ACK 0x03 395 #define SCTP_HEARTBEAT_REQUEST 0x04 396 #define SCTP_HEARTBEAT_ACK 0x05 397 #define SCTP_ABORT_ASSOCIATION 0x06 398 #define SCTP_SHUTDOWN 0x07 399 #define SCTP_SHUTDOWN_ACK 0x08 400 #define SCTP_OPERATION_ERROR 0x09 401 #define SCTP_COOKIE_ECHO 0x0a 402 #define SCTP_COOKIE_ACK 0x0b 403 #define SCTP_ECN_ECHO 0x0c 404 #define SCTP_ECN_CWR 0x0d 405 #define SCTP_SHUTDOWN_COMPLETE 0x0e 406 /* RFC4895 */ 407 #define SCTP_AUTHENTICATION 0x0f 408 /* EY nr_sack chunk id*/ 409 #define SCTP_NR_SELECTIVE_ACK 0x10 410 /************0x40 series ***********/ 411 /************0x80 series ***********/ 412 /* RFC5061 */ 413 #define SCTP_ASCONF_ACK 0x80 414 /* draft-ietf-stewart-pktdrpsctp */ 415 #define SCTP_PACKET_DROPPED 0x81 416 /* draft-ietf-stewart-strreset-xxx */ 417 #define SCTP_STREAM_RESET 0x82 418 419 /* RFC4820 */ 420 #define SCTP_PAD_CHUNK 0x84 421 /************0xc0 series ***********/ 422 /* RFC3758 */ 423 #define SCTP_FORWARD_CUM_TSN 0xc0 424 /* RFC5061 */ 425 #define SCTP_ASCONF 0xc1 426 427 428 /* ABORT and SHUTDOWN COMPLETE FLAG */ 429 #define SCTP_HAD_NO_TCB 0x01 430 431 /* Packet dropped flags */ 432 #define SCTP_FROM_MIDDLE_BOX SCTP_HAD_NO_TCB 433 #define SCTP_BADCRC 0x02 434 #define SCTP_PACKET_TRUNCATED 0x04 435 436 /* Flag for ECN -CWR */ 437 #define SCTP_CWR_REDUCE_OVERRIDE 0x01 438 #define SCTP_CWR_IN_SAME_WINDOW 0x02 439 440 #define SCTP_SAT_NETWORK_MIN 400 /* min ms for RTT to set satellite 441 * time */ 442 #define SCTP_SAT_NETWORK_BURST_INCR 2 /* how many times to multiply maxburst 443 * in sat */ 444 445 /* Data Chuck Specific Flags */ 446 #define SCTP_DATA_FRAG_MASK 0x03 447 #define SCTP_DATA_MIDDLE_FRAG 0x00 448 #define SCTP_DATA_LAST_FRAG 0x01 449 #define SCTP_DATA_FIRST_FRAG 0x02 450 #define SCTP_DATA_NOT_FRAG 0x03 451 #define SCTP_DATA_UNORDERED 0x04 452 #define SCTP_DATA_SACK_IMMEDIATELY 0x08 453 /* ECN Nonce: SACK Chunk Specific Flags */ 454 #define SCTP_SACK_NONCE_SUM 0x01 455 456 /* CMT DAC algorithm SACK flag */ 457 #define SCTP_SACK_CMT_DAC 0x80 458 459 /* 460 * PCB flags (in sctp_flags bitmask). 461 * Note the features and flags are meant 462 * for use by netstat. 463 */ 464 #define SCTP_PCB_FLAGS_UDPTYPE 0x00000001 465 #define SCTP_PCB_FLAGS_TCPTYPE 0x00000002 466 #define SCTP_PCB_FLAGS_BOUNDALL 0x00000004 467 #define SCTP_PCB_FLAGS_ACCEPTING 0x00000008 468 #define SCTP_PCB_FLAGS_UNBOUND 0x00000010 469 #define SCTP_PCB_FLAGS_CLOSE_IP 0x00040000 470 #define SCTP_PCB_FLAGS_WAS_CONNECTED 0x00080000 471 #define SCTP_PCB_FLAGS_WAS_ABORTED 0x00100000 472 /* TCP model support */ 473 474 #define SCTP_PCB_FLAGS_CONNECTED 0x00200000 475 #define SCTP_PCB_FLAGS_IN_TCPPOOL 0x00400000 476 #define SCTP_PCB_FLAGS_DONT_WAKE 0x00800000 477 #define SCTP_PCB_FLAGS_WAKEOUTPUT 0x01000000 478 #define SCTP_PCB_FLAGS_WAKEINPUT 0x02000000 479 #define SCTP_PCB_FLAGS_BOUND_V6 0x04000000 480 #define SCTP_PCB_FLAGS_BLOCKING_IO 0x08000000 481 #define SCTP_PCB_FLAGS_SOCKET_GONE 0x10000000 482 #define SCTP_PCB_FLAGS_SOCKET_ALLGONE 0x20000000 483 #define SCTP_PCB_FLAGS_SOCKET_CANT_READ 0x40000000 484 /* flags to copy to new PCB */ 485 #define SCTP_PCB_COPY_FLAGS (SCTP_PCB_FLAGS_BOUNDALL|\ 486 SCTP_PCB_FLAGS_WAKEINPUT|\ 487 SCTP_PCB_FLAGS_BOUND_V6) 488 489 490 /* 491 * PCB Features (in sctp_features bitmask) 492 */ 493 #define SCTP_PCB_FLAGS_EXT_RCVINFO 0x00000002 494 #define SCTP_PCB_FLAGS_DONOT_HEARTBEAT 0x00000004 495 #define SCTP_PCB_FLAGS_FRAG_INTERLEAVE 0x00000008 496 #define SCTP_PCB_FLAGS_INTERLEAVE_STRMS 0x00000010 497 #define SCTP_PCB_FLAGS_DO_ASCONF 0x00000020 498 #define SCTP_PCB_FLAGS_AUTO_ASCONF 0x00000040 499 #define SCTP_PCB_FLAGS_ZERO_COPY_ACTIVE 0x00000080 500 /* socket options */ 501 #define SCTP_PCB_FLAGS_NODELAY 0x00000100 502 #define SCTP_PCB_FLAGS_AUTOCLOSE 0x00000200 503 #define SCTP_PCB_FLAGS_RECVDATAIOEVNT 0x00000400 504 #define SCTP_PCB_FLAGS_RECVASSOCEVNT 0x00000800 505 #define SCTP_PCB_FLAGS_RECVPADDREVNT 0x00001000 506 #define SCTP_PCB_FLAGS_RECVPEERERR 0x00002000 507 #define SCTP_PCB_FLAGS_RECVSENDFAILEVNT 0x00004000 508 #define SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT 0x00008000 509 #define SCTP_PCB_FLAGS_ADAPTATIONEVNT 0x00010000 510 #define SCTP_PCB_FLAGS_PDAPIEVNT 0x00020000 511 #define SCTP_PCB_FLAGS_AUTHEVNT 0x00040000 512 #define SCTP_PCB_FLAGS_STREAM_RESETEVNT 0x00080000 513 #define SCTP_PCB_FLAGS_NO_FRAGMENT 0x00100000 514 #define SCTP_PCB_FLAGS_EXPLICIT_EOR 0x00400000 515 #define SCTP_PCB_FLAGS_NEEDS_MAPPED_V4 0x00800000 516 #define SCTP_PCB_FLAGS_MULTIPLE_ASCONFS 0x01000000 517 #define SCTP_PCB_FLAGS_PORTREUSE 0x02000000 518 #define SCTP_PCB_FLAGS_DRYEVNT 0x04000000 519 /*- 520 * mobility_features parameters (by micchie).Note 521 * these features are applied against the 522 * sctp_mobility_features flags.. not the sctp_features 523 * flags. 524 */ 525 #define SCTP_MOBILITY_BASE 0x00000001 526 #define SCTP_MOBILITY_FASTHANDOFF 0x00000002 527 #define SCTP_MOBILITY_PRIM_DELETED 0x00000004 528 529 530 #define SCTP_SMALLEST_PMTU 512 /* smallest pmtu allowed when disabling PMTU 531 * discovery */ 532 533 #include <netinet/sctp_uio.h> 534 535 /* This dictates the size of the packet 536 * collection buffer. This only applies 537 * if SCTP_PACKET_LOGGING is enabled in 538 * your config. 539 */ 540 #define SCTP_PACKET_LOG_SIZE 65536 541 542 /* Maximum delays and such a user can set for options that 543 * take ms. 544 */ 545 #define SCTP_MAX_SACK_DELAY 500 /* per RFC4960 */ 546 #define SCTP_MAX_HB_INTERVAL 14400000 /* 4 hours in ms */ 547 #define SCTP_MAX_COOKIE_LIFE 3600000 /* 1 hour in ms */ 548 549 550 /* Types of logging/KTR tracing that can be enabled via the 551 * sysctl net.inet.sctp.sctp_logging. You must also enable 552 * SUBSYS tracing. 553 * Note that you must have the SCTP option in the kernel 554 * to enable these as well. 555 */ 556 #define SCTP_BLK_LOGGING_ENABLE 0x00000001 557 #define SCTP_CWND_MONITOR_ENABLE 0x00000002 558 #define SCTP_CWND_LOGGING_ENABLE 0x00000004 559 #define SCTP_EARLYFR_LOGGING_ENABLE 0x00000010 560 #define SCTP_FLIGHT_LOGGING_ENABLE 0x00000020 561 #define SCTP_FR_LOGGING_ENABLE 0x00000040 562 #define SCTP_LOCK_LOGGING_ENABLE 0x00000080 563 #define SCTP_MAP_LOGGING_ENABLE 0x00000100 564 #define SCTP_MBCNT_LOGGING_ENABLE 0x00000200 565 #define SCTP_MBUF_LOGGING_ENABLE 0x00000400 566 #define SCTP_NAGLE_LOGGING_ENABLE 0x00000800 567 #define SCTP_RECV_RWND_LOGGING_ENABLE 0x00001000 568 #define SCTP_RTTVAR_LOGGING_ENABLE 0x00002000 569 #define SCTP_SACK_LOGGING_ENABLE 0x00004000 570 #define SCTP_SACK_RWND_LOGGING_ENABLE 0x00008000 571 #define SCTP_SB_LOGGING_ENABLE 0x00010000 572 #define SCTP_STR_LOGGING_ENABLE 0x00020000 573 #define SCTP_WAKE_LOGGING_ENABLE 0x00040000 574 #define SCTP_LOG_MAXBURST_ENABLE 0x00080000 575 #define SCTP_LOG_RWND_ENABLE 0x00100000 576 #define SCTP_LOG_SACK_ARRIVALS_ENABLE 0x00200000 577 #define SCTP_LTRACE_CHUNK_ENABLE 0x00400000 578 #define SCTP_LTRACE_ERROR_ENABLE 0x00800000 579 #define SCTP_LAST_PACKET_TRACING 0x01000000 580 #define SCTP_THRESHOLD_LOGGING 0x02000000 581 #define SCTP_LOG_AT_SEND_2_SCTP 0x04000000 582 #define SCTP_LOG_AT_SEND_2_OUTQ 0x08000000 583 #define SCTP_LOG_TRY_ADVANCE 0x10000000 584 585 586 #undef SCTP_PACKED 587 588 #endif /* !_NETINET_SCTP_H_ */ 589