1 /*- 2 * Copyright (c) 2001-2007, by Cisco Systems, Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are met: 6 * 7 * a) Redistributions of source code must retain the above copyright notice, 8 * this list of conditions and the following disclaimer. 9 * 10 * b) Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in 12 * the documentation and/or other materials provided with the distribution. 13 * 14 * c) Neither the name of Cisco Systems, Inc. nor the names of its 15 * contributors may be used to endorse or promote products derived 16 * from this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 20 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 22 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 28 * THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 /* $KAME: sctp.h,v 1.18 2005/03/06 16:04:16 itojun Exp $ */ 31 32 #include <sys/cdefs.h> 33 __FBSDID("$FreeBSD$"); 34 35 #ifndef _NETINET_SCTP_H_ 36 #define _NETINET_SCTP_H_ 37 38 #include <sys/types.h> 39 40 /* 41 * SCTP protocol - RFC2960. 42 */ 43 struct sctphdr { 44 uint16_t src_port; /* source port */ 45 uint16_t dest_port; /* destination port */ 46 uint32_t v_tag; /* verification tag of packet */ 47 uint32_t checksum; /* Adler32 C-Sum */ 48 /* chunks follow... */ 49 } 50 51 __attribute__((packed)); 52 53 /* 54 * SCTP Chunks 55 */ 56 struct sctp_chunkhdr { 57 uint8_t chunk_type; /* chunk type */ 58 uint8_t chunk_flags; /* chunk flags */ 59 uint16_t chunk_length; /* chunk length */ 60 /* optional params follow */ 61 } __attribute__((packed)); 62 63 /* 64 * SCTP chunk parameters 65 */ 66 struct sctp_paramhdr { 67 uint16_t param_type; /* parameter type */ 68 uint16_t param_length; /* parameter length */ 69 } __attribute__((packed)); 70 71 /* 72 * user socket options: socket API defined 73 */ 74 /* 75 * read-write options 76 */ 77 #define SCTP_RTOINFO 0x00000001 78 #define SCTP_ASSOCINFO 0x00000002 79 #define SCTP_INITMSG 0x00000003 80 #define SCTP_NODELAY 0x00000004 81 #define SCTP_AUTOCLOSE 0x00000005 82 #define SCTP_SET_PEER_PRIMARY_ADDR 0x00000006 83 #define SCTP_PRIMARY_ADDR 0x00000007 84 #define SCTP_ADAPTATION_LAYER 0x00000008 85 /* same as above */ 86 #define SCTP_ADAPTION_LAYER 0x00000008 87 #define SCTP_DISABLE_FRAGMENTS 0x00000009 88 #define SCTP_PEER_ADDR_PARAMS 0x0000000a 89 #define SCTP_DEFAULT_SEND_PARAM 0x0000000b 90 /* ancillary data/notification interest options */ 91 #define SCTP_EVENTS 0x0000000c 92 /* Without this applied we will give V4 and V6 addresses on a V6 socket */ 93 #define SCTP_I_WANT_MAPPED_V4_ADDR 0x0000000d 94 #define SCTP_MAXSEG 0x0000000e 95 #define SCTP_DELAYED_SACK 0x0000000f 96 #define SCTP_FRAGMENT_INTERLEAVE 0x00000010 97 #define SCTP_PARTIAL_DELIVERY_POINT 0x00000011 98 /* authentication support */ 99 #define SCTP_AUTH_CHUNK 0x00000012 100 #define SCTP_AUTH_KEY 0x00000013 101 #define SCTP_HMAC_IDENT 0x00000014 102 #define SCTP_AUTH_ACTIVE_KEY 0x00000015 103 #define SCTP_AUTH_DELETE_KEY 0x00000016 104 #define SCTP_USE_EXT_RCVINFO 0x00000017 105 #define SCTP_AUTO_ASCONF 0x00000018 /* rw */ 106 #define SCTP_MAXBURST 0x00000019 /* rw */ 107 #define SCTP_MAX_BURST 0x00000019 /* rw */ 108 /* assoc level context */ 109 #define SCTP_CONTEXT 0x0000001a /* rw */ 110 /* explict EOR signalling */ 111 #define SCTP_EXPLICIT_EOR 0x0000001b 112 113 /* 114 * read-only options 115 */ 116 #define SCTP_STATUS 0x00000100 117 #define SCTP_GET_PEER_ADDR_INFO 0x00000101 118 /* authentication support */ 119 #define SCTP_PEER_AUTH_CHUNKS 0x00000102 120 #define SCTP_LOCAL_AUTH_CHUNKS 0x00000103 121 #define SCTP_GET_ASSOC_NUMBER 0x00000104 /* ro */ 122 #define SCTP_GET_ASSOC_ID_LIST 0x00000105 /* ro */ 123 124 /* 125 * user socket options: BSD implementation specific 126 */ 127 /* 128 * Blocking I/O is enabled on any TCP type socket by default. For the UDP 129 * model if this is turned on then the socket buffer is shared for send 130 * resources amongst all associations. The default for the UDP model is that 131 * is SS_NBIO is set. Which means all associations have a seperate send 132 * limit BUT they will NOT ever BLOCK instead you will get an error back 133 * EAGAIN if you try to send to much. If you want the blocking symantics you 134 * set this option at the cost of sharing one socket send buffer size amongst 135 * all associations. Peeled off sockets turn this option off and block. But 136 * since both TCP and peeled off sockets have only one assoc per socket this 137 * is fine. It probably does NOT make sense to set this on SS_NBIO on a TCP 138 * model OR peeled off UDP model, but we do allow you to do so. You just use 139 * the normal syscall to toggle SS_NBIO the way you want. 140 * 141 * Blocking I/O is controled by the SS_NBIO flag on the socket state so_state 142 * field. 143 */ 144 145 /* these should probably go into sockets API */ 146 #define SCTP_RESET_STREAMS 0x00001004 /* wo */ 147 148 149 /* here on down are more implementation specific */ 150 #define SCTP_SET_DEBUG_LEVEL 0x00001005 151 #define SCTP_CLR_STAT_LOG 0x00001007 152 /* CMT ON/OFF socket option */ 153 #define SCTP_CMT_ON_OFF 0x00001200 154 #define SCTP_CMT_USE_DAC 0x00001201 155 /* JRS - Pluggable Congestion Control Socket option */ 156 #define SCTP_PLUGGABLE_CC 0x00001202 157 158 /* read only */ 159 #define SCTP_GET_SNDBUF_USE 0x00001101 160 #define SCTP_GET_STAT_LOG 0x00001103 161 #define SCTP_PCB_STATUS 0x00001104 162 #define SCTP_GET_NONCE_VALUES 0x00001105 163 164 165 /* Special hook for dynamically setting primary for all assoc's, 166 * this is a write only option that requires root privledge. 167 */ 168 #define SCTP_SET_DYNAMIC_PRIMARY 0x00002001 169 170 /* VRF (virtual router feature) and multi-VRF support 171 * options. VRF's provide splits within a router 172 * that give the views of multiple routers. A 173 * standard host, without VRF support, is just 174 * a single VRF. If VRF's are supported then 175 * the transport must be VRF aware. This means 176 * that every socket call coming in must be directed 177 * within the endpoint to one of the VRF's it belongs 178 * to. The endpoint, before binding, may select 179 * the "default" VRF it is in by using a set socket 180 * option with SCTP_VRF_ID. This will also 181 * get propegated to the default VRF. Once the 182 * endpoint binds an address then it CANNOT add 183 * additional VRF's to become a Multi-VRF endpoint. 184 * 185 * Before BINDING additional VRF's can be added with 186 * the SCTP_ADD_VRF_ID call or deleted with 187 * SCTP_DEL_VRF_ID. 188 * 189 * Associations are ALWAYS contained inside a single 190 * VRF. They cannot reside in two (or more) VRF's. Incoming 191 * packets, assuming the router is VRF aware, can always 192 * tell us what VRF they arrived on. A host not supporting 193 * any VRF's will find that the packets always arrived on the 194 * single VRF that the host has. 195 * 196 */ 197 198 #define SCTP_VRF_ID 0x00003001 199 #define SCTP_ADD_VRF_ID 0x00003002 200 #define SCTP_GET_VRF_IDS 0x00003003 201 #define SCTP_GET_ASOC_VRF 0x00003004 202 #define SCTP_DEL_VRF_ID 0x00003005 203 204 /* 205 * If you enable packet logging you can get 206 * a poor mans ethereal output in binary 207 * form. Note this is a compile option to 208 * the kernel, SCTP_PACKET_LOGGING, and 209 * without it in your kernel you 210 * will get a EOPNOTSUPP 211 */ 212 #define SCTP_GET_PACKET_LOG 0x00004001 213 214 /* 215 * hidden implementation specific options these are NOT user visible (should 216 * move out of sctp.h) 217 */ 218 /* sctp_bindx() flags as hidden socket options */ 219 #define SCTP_BINDX_ADD_ADDR 0x00008001 220 #define SCTP_BINDX_REM_ADDR 0x00008002 221 /* Hidden socket option that gets the addresses */ 222 #define SCTP_GET_PEER_ADDRESSES 0x00008003 223 #define SCTP_GET_LOCAL_ADDRESSES 0x00008004 224 /* return the total count in bytes needed to hold all local addresses bound */ 225 #define SCTP_GET_LOCAL_ADDR_SIZE 0x00008005 226 /* Return the total count in bytes needed to hold the remote address */ 227 #define SCTP_GET_REMOTE_ADDR_SIZE 0x00008006 228 /* hidden option for connectx */ 229 #define SCTP_CONNECT_X 0x00008007 230 /* hidden option for connectx_delayed, part of sendx */ 231 #define SCTP_CONNECT_X_DELAYED 0x00008008 232 #define SCTP_CONNECT_X_COMPLETE 0x00008009 233 /* hidden socket option based sctp_peeloff */ 234 #define SCTP_PEELOFF 0x0000800a 235 /* the real worker for sctp_getaddrlen() */ 236 #define SCTP_GET_ADDR_LEN 0x0000800b 237 /* temporary workaround for Apple listen() issue, no args used */ 238 #define SCTP_LISTEN_FIX 0x0000800c 239 /* Debug things that need to be purged */ 240 #define SCTP_SET_INITIAL_DBG_SEQ 0x00009f00 241 242 /* JRS - Supported congestion control modules for pluggable 243 * congestion control 244 */ 245 /* Standard TCP Congestion Control */ 246 #define SCTP_CC_RFC2581 0x00000000 247 /* High Speed TCP Congestion Control (Floyd) */ 248 #define SCTP_CC_HSTCP 0x00000001 249 /* HTCP Congestion Control */ 250 #define SCTP_CC_HTCP 0x00000002 251 252 253 /* fragment interleave constants 254 * setting must be one of these or 255 * EINVAL returned. 256 */ 257 #define SCTP_FRAG_LEVEL_0 0x00000000 258 #define SCTP_FRAG_LEVEL_1 0x00000001 259 #define SCTP_FRAG_LEVEL_2 0x00000002 260 261 /* 262 * user state values 263 */ 264 #define SCTP_CLOSED 0x0000 265 #define SCTP_BOUND 0x1000 266 #define SCTP_LISTEN 0x2000 267 #define SCTP_COOKIE_WAIT 0x0002 268 #define SCTP_COOKIE_ECHOED 0x0004 269 #define SCTP_ESTABLISHED 0x0008 270 #define SCTP_SHUTDOWN_SENT 0x0010 271 #define SCTP_SHUTDOWN_RECEIVED 0x0020 272 #define SCTP_SHUTDOWN_ACK_SENT 0x0040 273 #define SCTP_SHUTDOWN_PENDING 0x0080 274 275 /* 276 * SCTP operational error codes (user visible) 277 */ 278 #define SCTP_CAUSE_NO_ERROR 0x0000 279 #define SCTP_CAUSE_INVALID_STREAM 0x0001 280 #define SCTP_CAUSE_MISSING_PARAM 0x0002 281 #define SCTP_CAUSE_STALE_COOKIE 0x0003 282 #define SCTP_CAUSE_OUT_OF_RESC 0x0004 283 #define SCTP_CAUSE_UNRESOLVABLE_ADDR 0x0005 284 #define SCTP_CAUSE_UNRECOG_CHUNK 0x0006 285 #define SCTP_CAUSE_INVALID_PARAM 0x0007 286 #define SCTP_CAUSE_UNRECOG_PARAM 0x0008 287 #define SCTP_CAUSE_NO_USER_DATA 0x0009 288 #define SCTP_CAUSE_COOKIE_IN_SHUTDOWN 0x000a 289 #define SCTP_CAUSE_RESTART_W_NEWADDR 0x000b 290 #define SCTP_CAUSE_USER_INITIATED_ABT 0x000c 291 #define SCTP_CAUSE_PROTOCOL_VIOLATION 0x000d 292 293 /* Error causes from RFC5061 */ 294 #define SCTP_CAUSE_DELETING_LAST_ADDR 0xa0 295 #define SCTP_CAUSE_RESOURCE_SHORTAGE 0xa1 296 #define SCTP_CAUSE_DELETING_SRC_ADDR 0xa2 297 #define SCTP_CAUSE_ILLEGAL_ASCONF_ACK 0xa3 298 #define SCTP_CAUSE_REQUEST_REFUSED 0xa4 299 300 /* Error causes from RFC4895 */ 301 #define SCTP_CAUSE_UNSUPPORTED_HMACID 0x0105 302 303 /* 304 * error cause parameters (user visisble) 305 */ 306 struct sctp_error_cause { 307 uint16_t code; 308 uint16_t length; 309 /* optional cause-specific info may follow */ 310 } __attribute__((packed)); 311 312 struct sctp_error_invalid_stream { 313 struct sctp_error_cause cause; /* code=SCTP_ERROR_INVALID_STRE 314 * AM */ 315 uint16_t stream_id; /* stream id of the DATA in error */ 316 uint16_t reserved; 317 } __attribute__((packed)); 318 319 struct sctp_error_missing_param { 320 struct sctp_error_cause cause; /* code=SCTP_ERROR_MISSING_PARA 321 * M */ 322 uint32_t num_missing_params; /* number of missing 323 * parameters */ 324 /* uint16_t param_type's follow */ 325 } __attribute__((packed)); 326 327 struct sctp_error_stale_cookie { 328 struct sctp_error_cause cause; /* code=SCTP_ERROR_STALE_COOKIE 329 * */ 330 uint32_t stale_time; /* time in usec of staleness */ 331 } __attribute__((packed)); 332 333 struct sctp_error_out_of_resource { 334 struct sctp_error_cause cause; /* code=SCTP_ERROR_OUT_OF_RESOU 335 * RCES */ 336 } __attribute__((packed)); 337 338 struct sctp_error_unresolv_addr { 339 struct sctp_error_cause cause; /* code=SCTP_ERROR_UNRESOLVABLE 340 * _ADDR */ 341 342 } __attribute__((packed)); 343 344 struct sctp_error_unrecognized_chunk { 345 struct sctp_error_cause cause; /* code=SCTP_ERROR_UNRECOG_CHUN 346 * K */ 347 struct sctp_chunkhdr ch; /* header from chunk in error */ 348 } __attribute__((packed)); 349 350 /* 351 * Main SCTP chunk types we place these here so natd and f/w's in user land 352 * can find them. 353 */ 354 /************0x00 series ***********/ 355 #define SCTP_DATA 0x00 356 #define SCTP_INITIATION 0x01 357 #define SCTP_INITIATION_ACK 0x02 358 #define SCTP_SELECTIVE_ACK 0x03 359 #define SCTP_HEARTBEAT_REQUEST 0x04 360 #define SCTP_HEARTBEAT_ACK 0x05 361 #define SCTP_ABORT_ASSOCIATION 0x06 362 #define SCTP_SHUTDOWN 0x07 363 #define SCTP_SHUTDOWN_ACK 0x08 364 #define SCTP_OPERATION_ERROR 0x09 365 #define SCTP_COOKIE_ECHO 0x0a 366 #define SCTP_COOKIE_ACK 0x0b 367 #define SCTP_ECN_ECHO 0x0c 368 #define SCTP_ECN_CWR 0x0d 369 #define SCTP_SHUTDOWN_COMPLETE 0x0e 370 /* RFC4895 */ 371 #define SCTP_AUTHENTICATION 0x0f 372 /************0x40 series ***********/ 373 /************0x80 series ***********/ 374 /* RFC5061 */ 375 #define SCTP_ASCONF_ACK 0x80 376 /* draft-ietf-stewart-pktdrpsctp */ 377 #define SCTP_PACKET_DROPPED 0x81 378 /* draft-ietf-stewart-strreset-xxx */ 379 #define SCTP_STREAM_RESET 0x82 380 381 /* RFC4820 */ 382 #define SCTP_PAD_CHUNK 0x84 383 /************0xc0 series ***********/ 384 /* RFC3758 */ 385 #define SCTP_FORWARD_CUM_TSN 0xc0 386 /* RFC5061 */ 387 #define SCTP_ASCONF 0xc1 388 389 390 /* ABORT and SHUTDOWN COMPLETE FLAG */ 391 #define SCTP_HAD_NO_TCB 0x01 392 393 /* Packet dropped flags */ 394 #define SCTP_FROM_MIDDLE_BOX SCTP_HAD_NO_TCB 395 #define SCTP_BADCRC 0x02 396 #define SCTP_PACKET_TRUNCATED 0x04 397 398 #define SCTP_SAT_NETWORK_MIN 400 /* min ms for RTT to set satellite 399 * time */ 400 #define SCTP_SAT_NETWORK_BURST_INCR 2 /* how many times to multiply maxburst 401 * in sat */ 402 403 /* Data Chuck Specific Flags */ 404 #define SCTP_DATA_FRAG_MASK 0x03 405 #define SCTP_DATA_MIDDLE_FRAG 0x00 406 #define SCTP_DATA_LAST_FRAG 0x01 407 #define SCTP_DATA_FIRST_FRAG 0x02 408 #define SCTP_DATA_NOT_FRAG 0x03 409 #define SCTP_DATA_UNORDERED 0x04 410 411 /* ECN Nonce: SACK Chunk Specific Flags */ 412 #define SCTP_SACK_NONCE_SUM 0x01 413 414 /* CMT DAC algorithm SACK flag */ 415 #define SCTP_SACK_CMT_DAC 0x80 416 417 /* 418 * PCB flags (in sctp_flags bitmask). 419 * Note the features and flags are meant 420 * for use by netstat. 421 */ 422 #define SCTP_PCB_FLAGS_UDPTYPE 0x00000001 423 #define SCTP_PCB_FLAGS_TCPTYPE 0x00000002 424 #define SCTP_PCB_FLAGS_BOUNDALL 0x00000004 425 #define SCTP_PCB_FLAGS_ACCEPTING 0x00000008 426 #define SCTP_PCB_FLAGS_UNBOUND 0x00000010 427 #define SCTP_PCB_FLAGS_LISTENING 0x00000020 428 #define SCTP_PCB_FLAGS_CLOSE_IP 0x00040000 429 #define SCTP_PCB_FLAGS_WAS_CONNECTED 0x00080000 430 #define SCTP_PCB_FLAGS_WAS_ABORTED 0x00100000 431 /* TCP model support */ 432 433 #define SCTP_PCB_FLAGS_CONNECTED 0x00200000 434 #define SCTP_PCB_FLAGS_IN_TCPPOOL 0x00400000 435 #define SCTP_PCB_FLAGS_DONT_WAKE 0x00800000 436 #define SCTP_PCB_FLAGS_WAKEOUTPUT 0x01000000 437 #define SCTP_PCB_FLAGS_WAKEINPUT 0x02000000 438 #define SCTP_PCB_FLAGS_BOUND_V6 0x04000000 439 #define SCTP_PCB_FLAGS_NEEDS_MAPPED_V4 0x08000000 440 #define SCTP_PCB_FLAGS_BLOCKING_IO 0x10000000 441 #define SCTP_PCB_FLAGS_SOCKET_GONE 0x20000000 442 #define SCTP_PCB_FLAGS_SOCKET_ALLGONE 0x40000000 443 /* flags to copy to new PCB */ 444 #define SCTP_PCB_COPY_FLAGS 0x0e000004 445 446 447 /* 448 * PCB Features (in sctp_features bitmask) 449 */ 450 #define SCTP_PCB_FLAGS_EXT_RCVINFO 0x00000002 451 #define SCTP_PCB_FLAGS_DONOT_HEARTBEAT 0x00000004 452 #define SCTP_PCB_FLAGS_FRAG_INTERLEAVE 0x00000008 453 #define SCTP_PCB_FLAGS_INTERLEAVE_STRMS 0x00000010 454 #define SCTP_PCB_FLAGS_DO_ASCONF 0x00000020 455 #define SCTP_PCB_FLAGS_AUTO_ASCONF 0x00000040 456 #define SCTP_PCB_FLAGS_ZERO_COPY_ACTIVE 0x00000080 457 458 /* socket options */ 459 #define SCTP_PCB_FLAGS_NODELAY 0x00000100 460 #define SCTP_PCB_FLAGS_AUTOCLOSE 0x00000200 461 #define SCTP_PCB_FLAGS_RECVDATAIOEVNT 0x00000400 462 #define SCTP_PCB_FLAGS_RECVASSOCEVNT 0x00000800 463 #define SCTP_PCB_FLAGS_RECVPADDREVNT 0x00001000 464 #define SCTP_PCB_FLAGS_RECVPEERERR 0x00002000 465 #define SCTP_PCB_FLAGS_RECVSENDFAILEVNT 0x00004000 466 #define SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT 0x00008000 467 #define SCTP_PCB_FLAGS_ADAPTATIONEVNT 0x00010000 468 #define SCTP_PCB_FLAGS_PDAPIEVNT 0x00020000 469 #define SCTP_PCB_FLAGS_AUTHEVNT 0x00040000 470 #define SCTP_PCB_FLAGS_STREAM_RESETEVNT 0x00080000 471 #define SCTP_PCB_FLAGS_NO_FRAGMENT 0x00100000 472 #define SCTP_PCB_FLAGS_EXPLICIT_EOR 0x00400000 473 474 /*- 475 * mobility_features parameters (by micchie).Note 476 * these features are applied against the 477 * sctp_mobility_features flags.. not the sctp_features 478 * flags. 479 */ 480 #define SCTP_MOBILITY_BASE 0x00000001 481 #define SCTP_MOBILITY_FASTHANDOFF 0x00000002 482 #define SCTP_MOBILITY_PRIM_DELETED 0x00000004 483 484 485 #define SCTP_SMALLEST_PMTU 512 /* smallest pmtu allowed when disabling PMTU 486 * discovery */ 487 488 #include <netinet/sctp_uio.h> 489 490 /* This dictates the size of the packet 491 * collection buffer. This only applies 492 * if SCTP_PACKET_LOGGING is enabled in 493 * your config. 494 */ 495 #define SCTP_PACKET_LOG_SIZE 65536 496 497 /* Maximum delays and such a user can set for options that 498 * take ms. 499 */ 500 #define SCTP_MAX_SACK_DELAY 500 /* per RFC4960 */ 501 #define SCTP_MAX_HB_INTERVAL 14400000 /* 4 hours in ms */ 502 #define SCTP_MAX_COOKIE_LIFE 3600000 /* 1 hour in ms */ 503 504 505 /* Types of logging/KTR tracing that can be enabled via the 506 * sysctl net.inet.sctp.sctp_logging. You must also enable 507 * SUBSYS tracing. 508 * Note that you must have the SCTP option in the kernel 509 * to enable these as well. 510 */ 511 #define SCTP_BLK_LOGGING_ENABLE 0x00000001 512 #define SCTP_CWND_MONITOR_ENABLE 0x00000002 513 #define SCTP_CWND_LOGGING_ENABLE 0x00000004 514 #define SCTP_EARLYFR_LOGGING_ENABLE 0x00000010 515 #define SCTP_FLIGHT_LOGGING_ENABLE 0x00000020 516 #define SCTP_FR_LOGGING_ENABLE 0x00000040 517 #define SCTP_LOCK_LOGGING_ENABLE 0x00000080 518 #define SCTP_MAP_LOGGING_ENABLE 0x00000100 519 #define SCTP_MBCNT_LOGGING_ENABLE 0x00000200 520 #define SCTP_MBUF_LOGGING_ENABLE 0x00000400 521 #define SCTP_NAGLE_LOGGING_ENABLE 0x00000800 522 #define SCTP_RECV_RWND_LOGGING_ENABLE 0x00001000 523 #define SCTP_RTTVAR_LOGGING_ENABLE 0x00002000 524 #define SCTP_SACK_LOGGING_ENABLE 0x00004000 525 #define SCTP_SACK_RWND_LOGGING_ENABLE 0x00008000 526 #define SCTP_SB_LOGGING_ENABLE 0x00010000 527 #define SCTP_STR_LOGGING_ENABLE 0x00020000 528 #define SCTP_WAKE_LOGGING_ENABLE 0x00040000 529 #define SCTP_LOG_MAXBURST_ENABLE 0x00080000 530 #define SCTP_LOG_RWND_ENABLE 0x00100000 531 #define SCTP_LOG_SACK_ARRIVALS_ENABLE 0x00200000 532 #define SCTP_LTRACE_CHUNK_ENABLE 0x00400000 533 #define SCTP_LTRACE_ERROR_ENABLE 0x00800000 534 #define SCTP_LAST_PACKET_TRACING 0x01000000 535 #define SCTP_THRESHOLD_LOGGING 0x02000000 536 #define SCTP_LOG_AT_SEND_2_SCTP 0x04000000 537 #define SCTP_LOG_AT_SEND_2_OUTQ 0x08000000 538 539 540 541 #endif /* !_NETINET_SCTP_H_ */ 542