1 /*- 2 * Copyright (c) 2001-2007, 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_UIO_H_ 37 #define _NETINET_SCTP_UIO_H_ 38 39 40 #if ! defined(_KERNEL) 41 #include <stdint.h> 42 #endif 43 #include <sys/types.h> 44 #include <sys/socket.h> 45 #include <netinet/in.h> 46 47 typedef uint32_t sctp_assoc_t; 48 49 #define SCTP_FUTURE_ASSOC 0 50 #define SCTP_CURRENT_ASSOC 1 51 #define SCTP_ALL_ASSOC 2 52 53 struct sctp_event { 54 sctp_assoc_t se_assoc_id; 55 uint16_t se_type; 56 uint8_t se_on; 57 }; 58 59 /* Compatibility to previous define's */ 60 #define sctp_stream_reset_events sctp_stream_reset_event 61 62 /* On/Off setup for subscription to events */ 63 struct sctp_event_subscribe { 64 uint8_t sctp_data_io_event; 65 uint8_t sctp_association_event; 66 uint8_t sctp_address_event; 67 uint8_t sctp_send_failure_event; 68 uint8_t sctp_peer_error_event; 69 uint8_t sctp_shutdown_event; 70 uint8_t sctp_partial_delivery_event; 71 uint8_t sctp_adaptation_layer_event; 72 uint8_t sctp_authentication_event; 73 uint8_t sctp_sender_dry_event; 74 uint8_t sctp_stream_reset_event; 75 }; 76 77 /* ancillary data types */ 78 #define SCTP_INIT 0x0001 79 #define SCTP_SNDRCV 0x0002 80 #define SCTP_EXTRCV 0x0003 81 #define SCTP_SNDINFO 0x0004 82 #define SCTP_RCVINFO 0x0005 83 #define SCTP_NXTINFO 0x0006 84 #define SCTP_PRINFO 0x0007 85 #define SCTP_AUTHINFO 0x0008 86 #define SCTP_DSTADDRV4 0x0009 87 #define SCTP_DSTADDRV6 0x000a 88 89 /* 90 * ancillary data structures 91 */ 92 struct sctp_initmsg { 93 uint16_t sinit_num_ostreams; 94 uint16_t sinit_max_instreams; 95 uint16_t sinit_max_attempts; 96 uint16_t sinit_max_init_timeo; 97 }; 98 99 /* We add 96 bytes to the size of sctp_sndrcvinfo. 100 * This makes the current structure 128 bytes long 101 * which is nicely 64 bit aligned but also has room 102 * for us to add more and keep ABI compatibility. 103 * For example, already we have the sctp_extrcvinfo 104 * when enabled which is 48 bytes. 105 */ 106 107 /* 108 * The assoc up needs a verfid 109 * all sendrcvinfo's need a verfid for SENDING only. 110 */ 111 112 113 #define SCTP_ALIGN_RESV_PAD 92 114 #define SCTP_ALIGN_RESV_PAD_SHORT 76 115 116 struct sctp_sndrcvinfo { 117 uint16_t sinfo_stream; 118 uint16_t sinfo_ssn; 119 uint16_t sinfo_flags; 120 uint32_t sinfo_ppid; 121 uint32_t sinfo_context; 122 uint32_t sinfo_timetolive; 123 uint32_t sinfo_tsn; 124 uint32_t sinfo_cumtsn; 125 sctp_assoc_t sinfo_assoc_id; 126 uint16_t sinfo_keynumber; 127 uint16_t sinfo_keynumber_valid; 128 uint8_t __reserve_pad[SCTP_ALIGN_RESV_PAD]; 129 }; 130 131 struct sctp_extrcvinfo { 132 uint16_t sinfo_stream; 133 uint16_t sinfo_ssn; 134 uint16_t sinfo_flags; 135 uint32_t sinfo_ppid; 136 uint32_t sinfo_context; 137 uint32_t sinfo_timetolive; 138 uint32_t sinfo_tsn; 139 uint32_t sinfo_cumtsn; 140 sctp_assoc_t sinfo_assoc_id; 141 uint16_t sreinfo_next_flags; 142 uint16_t sreinfo_next_stream; 143 uint32_t sreinfo_next_aid; 144 uint32_t sreinfo_next_length; 145 uint32_t sreinfo_next_ppid; 146 uint16_t sinfo_keynumber; 147 uint16_t sinfo_keynumber_valid; 148 uint8_t __reserve_pad[SCTP_ALIGN_RESV_PAD_SHORT]; 149 }; 150 151 struct sctp_sndinfo { 152 uint16_t snd_sid; 153 uint16_t snd_flags; 154 uint32_t snd_ppid; 155 uint32_t snd_context; 156 sctp_assoc_t snd_assoc_id; 157 }; 158 159 struct sctp_prinfo { 160 uint16_t pr_policy; 161 uint32_t pr_value; 162 }; 163 164 struct sctp_default_prinfo { 165 uint16_t pr_policy; 166 uint32_t pr_value; 167 sctp_assoc_t pr_assoc_id; 168 }; 169 170 struct sctp_authinfo { 171 uint16_t auth_keynumber; 172 }; 173 174 struct sctp_rcvinfo { 175 uint16_t rcv_sid; 176 uint16_t rcv_ssn; 177 uint16_t rcv_flags; 178 uint32_t rcv_ppid; 179 uint32_t rcv_tsn; 180 uint32_t rcv_cumtsn; 181 uint32_t rcv_context; 182 sctp_assoc_t rcv_assoc_id; 183 }; 184 185 struct sctp_nxtinfo { 186 uint16_t nxt_sid; 187 uint16_t nxt_flags; 188 uint32_t nxt_ppid; 189 uint32_t nxt_length; 190 sctp_assoc_t nxt_assoc_id; 191 }; 192 193 #define SCTP_NO_NEXT_MSG 0x0000 194 #define SCTP_NEXT_MSG_AVAIL 0x0001 195 #define SCTP_NEXT_MSG_ISCOMPLETE 0x0002 196 #define SCTP_NEXT_MSG_IS_UNORDERED 0x0004 197 #define SCTP_NEXT_MSG_IS_NOTIFICATION 0x0008 198 199 struct sctp_recvv_rn { 200 struct sctp_rcvinfo recvv_rcvinfo; 201 struct sctp_nxtinfo recvv_nxtinfo; 202 }; 203 204 #define SCTP_RECVV_NOINFO 0 205 #define SCTP_RECVV_RCVINFO 1 206 #define SCTP_RECVV_NXTINFO 2 207 #define SCTP_RECVV_RN 3 208 209 #define SCTP_SENDV_NOINFO 0 210 #define SCTP_SENDV_SNDINFO 1 211 #define SCTP_SENDV_PRINFO 2 212 #define SCTP_SENDV_AUTHINFO 3 213 #define SCTP_SENDV_SPA 4 214 215 struct sctp_sendv_spa { 216 uint32_t sendv_flags; 217 struct sctp_sndinfo sendv_sndinfo; 218 struct sctp_prinfo sendv_prinfo; 219 struct sctp_authinfo sendv_authinfo; 220 }; 221 222 #define SCTP_SEND_SNDINFO_VALID 0x00000001 223 #define SCTP_SEND_PRINFO_VALID 0x00000002 224 #define SCTP_SEND_AUTHINFO_VALID 0x00000004 225 226 struct sctp_snd_all_completes { 227 uint16_t sall_stream; 228 uint16_t sall_flags; 229 uint32_t sall_ppid; 230 uint32_t sall_context; 231 uint32_t sall_num_sent; 232 uint32_t sall_num_failed; 233 }; 234 235 /* Flags that go into the sinfo->sinfo_flags field */ 236 #define SCTP_NOTIFICATION 0x0010 /* next message is a notification */ 237 #define SCTP_COMPLETE 0x0020 /* next message is complete */ 238 #define SCTP_EOF 0x0100 /* Start shutdown procedures */ 239 #define SCTP_ABORT 0x0200 /* Send an ABORT to peer */ 240 #define SCTP_UNORDERED 0x0400 /* Message is un-ordered */ 241 #define SCTP_ADDR_OVER 0x0800 /* Override the primary-address */ 242 #define SCTP_SENDALL 0x1000 /* Send this on all associations */ 243 #define SCTP_EOR 0x2000 /* end of message signal */ 244 #define SCTP_SACK_IMMEDIATELY 0x4000 /* Set I-Bit */ 245 246 #define INVALID_SINFO_FLAG(x) (((x) & 0xfffffff0 \ 247 & ~(SCTP_EOF | SCTP_ABORT | SCTP_UNORDERED |\ 248 SCTP_ADDR_OVER | SCTP_SENDALL | SCTP_EOR |\ 249 SCTP_SACK_IMMEDIATELY)) != 0) 250 /* for the endpoint */ 251 252 /* The lower four bits is an enumeration of PR-SCTP policies */ 253 #define SCTP_PR_SCTP_NONE 0x0000/* Reliable transfer */ 254 #define SCTP_PR_SCTP_TTL 0x0001/* Time based PR-SCTP */ 255 #define SCTP_PR_SCTP_BUF 0x0002/* Buffer based PR-SCTP */ 256 #define SCTP_PR_SCTP_RTX 0x0003/* Number of retransmissions based PR-SCTP */ 257 #define SCTP_PR_SCTP_MAX SCTP_PR_SCTP_RTX 258 #define SCTP_PR_SCTP_ALL 0x000f/* Used for aggregated stats */ 259 260 #define PR_SCTP_POLICY(x) ((x) & 0x0f) 261 #define PR_SCTP_ENABLED(x) ((PR_SCTP_POLICY(x) != SCTP_PR_SCTP_NONE) && \ 262 (PR_SCTP_POLICY(x) != SCTP_PR_SCTP_ALL)) 263 #define PR_SCTP_TTL_ENABLED(x) (PR_SCTP_POLICY(x) == SCTP_PR_SCTP_TTL) 264 #define PR_SCTP_BUF_ENABLED(x) (PR_SCTP_POLICY(x) == SCTP_PR_SCTP_BUF) 265 #define PR_SCTP_RTX_ENABLED(x) (PR_SCTP_POLICY(x) == SCTP_PR_SCTP_RTX) 266 #define PR_SCTP_INVALID_POLICY(x) (PR_SCTP_POLICY(x) > SCTP_PR_SCTP_MAX) 267 #define PR_SCTP_VALID_POLICY(x) (PR_SCTP_POLICY(x) <= SCTP_PR_SCTP_MAX) 268 269 /* Stat's */ 270 struct sctp_pcbinfo { 271 uint32_t ep_count; 272 uint32_t asoc_count; 273 uint32_t laddr_count; 274 uint32_t raddr_count; 275 uint32_t chk_count; 276 uint32_t readq_count; 277 uint32_t free_chunks; 278 uint32_t stream_oque; 279 }; 280 281 struct sctp_sockstat { 282 sctp_assoc_t ss_assoc_id; 283 uint32_t ss_total_sndbuf; 284 uint32_t ss_total_recv_buf; 285 }; 286 287 /* 288 * notification event structures 289 */ 290 291 /* 292 * association change event 293 */ 294 struct sctp_assoc_change { 295 uint16_t sac_type; 296 uint16_t sac_flags; 297 uint32_t sac_length; 298 uint16_t sac_state; 299 uint16_t sac_error; 300 uint16_t sac_outbound_streams; 301 uint16_t sac_inbound_streams; 302 sctp_assoc_t sac_assoc_id; 303 uint8_t sac_info[]; 304 }; 305 306 /* sac_state values */ 307 #define SCTP_COMM_UP 0x0001 308 #define SCTP_COMM_LOST 0x0002 309 #define SCTP_RESTART 0x0003 310 #define SCTP_SHUTDOWN_COMP 0x0004 311 #define SCTP_CANT_STR_ASSOC 0x0005 312 313 /* sac_info values */ 314 #define SCTP_ASSOC_SUPPORTS_PR 0x01 315 #define SCTP_ASSOC_SUPPORTS_AUTH 0x02 316 #define SCTP_ASSOC_SUPPORTS_ASCONF 0x03 317 #define SCTP_ASSOC_SUPPORTS_MULTIBUF 0x04 318 #define SCTP_ASSOC_SUPPORTS_RE_CONFIG 0x05 319 #define SCTP_ASSOC_SUPPORTS_MAX 0x05 320 /* 321 * Address event 322 */ 323 struct sctp_paddr_change { 324 uint16_t spc_type; 325 uint16_t spc_flags; 326 uint32_t spc_length; 327 struct sockaddr_storage spc_aaddr; 328 uint32_t spc_state; 329 uint32_t spc_error; 330 sctp_assoc_t spc_assoc_id; 331 }; 332 333 /* paddr state values */ 334 #define SCTP_ADDR_AVAILABLE 0x0001 335 #define SCTP_ADDR_UNREACHABLE 0x0002 336 #define SCTP_ADDR_REMOVED 0x0003 337 #define SCTP_ADDR_ADDED 0x0004 338 #define SCTP_ADDR_MADE_PRIM 0x0005 339 #define SCTP_ADDR_CONFIRMED 0x0006 340 341 #define SCTP_ACTIVE 0x0001 /* SCTP_ADDR_REACHABLE */ 342 #define SCTP_INACTIVE 0x0002 /* neither SCTP_ADDR_REACHABLE nor 343 * SCTP_ADDR_UNCONFIRMED */ 344 #define SCTP_UNCONFIRMED 0x0200 /* SCTP_ADDR_UNCONFIRMED */ 345 346 /* remote error events */ 347 struct sctp_remote_error { 348 uint16_t sre_type; 349 uint16_t sre_flags; 350 uint32_t sre_length; 351 uint16_t sre_error; 352 sctp_assoc_t sre_assoc_id; 353 uint8_t sre_data[]; 354 }; 355 356 /* data send failure event (deprecated) */ 357 struct sctp_send_failed { 358 uint16_t ssf_type; 359 uint16_t ssf_flags; 360 uint32_t ssf_length; 361 uint32_t ssf_error; 362 struct sctp_sndrcvinfo ssf_info; 363 sctp_assoc_t ssf_assoc_id; 364 uint8_t ssf_data[]; 365 }; 366 367 /* data send failure event (not deprecated) */ 368 struct sctp_send_failed_event { 369 uint16_t ssfe_type; 370 uint16_t ssfe_flags; 371 uint32_t ssfe_length; 372 uint32_t ssfe_error; 373 struct sctp_sndinfo ssfe_info; 374 sctp_assoc_t ssfe_assoc_id; 375 uint8_t ssfe_data[]; 376 }; 377 378 /* flag that indicates state of data */ 379 #define SCTP_DATA_UNSENT 0x0001 /* inqueue never on wire */ 380 #define SCTP_DATA_SENT 0x0002 /* on wire at failure */ 381 382 /* shutdown event */ 383 struct sctp_shutdown_event { 384 uint16_t sse_type; 385 uint16_t sse_flags; 386 uint32_t sse_length; 387 sctp_assoc_t sse_assoc_id; 388 }; 389 390 /* Adaptation layer indication stuff */ 391 struct sctp_adaptation_event { 392 uint16_t sai_type; 393 uint16_t sai_flags; 394 uint32_t sai_length; 395 uint32_t sai_adaptation_ind; 396 sctp_assoc_t sai_assoc_id; 397 }; 398 399 struct sctp_setadaptation { 400 uint32_t ssb_adaptation_ind; 401 }; 402 403 /* compatible old spelling */ 404 struct sctp_adaption_event { 405 uint16_t sai_type; 406 uint16_t sai_flags; 407 uint32_t sai_length; 408 uint32_t sai_adaption_ind; 409 sctp_assoc_t sai_assoc_id; 410 }; 411 412 struct sctp_setadaption { 413 uint32_t ssb_adaption_ind; 414 }; 415 416 417 /* 418 * Partial Delivery API event 419 */ 420 struct sctp_pdapi_event { 421 uint16_t pdapi_type; 422 uint16_t pdapi_flags; 423 uint32_t pdapi_length; 424 uint32_t pdapi_indication; 425 uint16_t pdapi_stream; 426 uint16_t pdapi_seq; 427 sctp_assoc_t pdapi_assoc_id; 428 }; 429 430 /* indication values */ 431 #define SCTP_PARTIAL_DELIVERY_ABORTED 0x0001 432 433 434 /* 435 * authentication key event 436 */ 437 struct sctp_authkey_event { 438 uint16_t auth_type; 439 uint16_t auth_flags; 440 uint32_t auth_length; 441 uint16_t auth_keynumber; 442 uint16_t auth_altkeynumber; 443 uint32_t auth_indication; 444 sctp_assoc_t auth_assoc_id; 445 }; 446 447 /* indication values */ 448 #define SCTP_AUTH_NEW_KEY 0x0001 449 #define SCTP_AUTH_NEWKEY SCTP_AUTH_NEW_KEY 450 #define SCTP_AUTH_NO_AUTH 0x0002 451 #define SCTP_AUTH_FREE_KEY 0x0003 452 453 454 struct sctp_sender_dry_event { 455 uint16_t sender_dry_type; 456 uint16_t sender_dry_flags; 457 uint32_t sender_dry_length; 458 sctp_assoc_t sender_dry_assoc_id; 459 }; 460 461 462 /* 463 * Stream reset event - subscribe to SCTP_STREAM_RESET_EVENT 464 */ 465 struct sctp_stream_reset_event { 466 uint16_t strreset_type; 467 uint16_t strreset_flags; 468 uint32_t strreset_length; 469 sctp_assoc_t strreset_assoc_id; 470 uint16_t strreset_stream_list[]; 471 }; 472 473 /* flags in stream_reset_event (strreset_flags) */ 474 #define SCTP_STREAM_RESET_INCOMING_SSN 0x0001 475 #define SCTP_STREAM_RESET_OUTGOING_SSN 0x0002 476 #define SCTP_STREAM_RESET_DENIED 0x0004 477 #define SCTP_STREAM_RESET_FAILED 0x0008 478 479 /* 480 * Assoc reset event - subscribe to SCTP_ASSOC_RESET_EVENT 481 */ 482 struct sctp_assoc_reset_event { 483 uint16_t assocreset_type; 484 uint16_t assocreset_flags; 485 uint32_t assocreset_length; 486 sctp_assoc_t assocreset_assoc_id; 487 uint32_t assocreset_local_tsn; 488 uint32_t assocreset_remote_tsn; 489 }; 490 491 #define SCTP_ASSOC_RESET_DENIED 0x0004 492 #define SCTP_ASSOC_RESET_FAILED 0x0008 493 494 /* 495 * Stream change event - subscribe to SCTP_STREAM_CHANGE_EVENT 496 */ 497 struct sctp_stream_change_event { 498 uint16_t strchange_type; 499 uint16_t strchange_flags; 500 uint32_t strchange_length; 501 sctp_assoc_t strchange_assoc_id; 502 uint16_t strchange_instrms; 503 uint16_t strchange_outstrms; 504 }; 505 506 #define SCTP_STREAM_CHANGE_DENIED 0x0004 507 #define SCTP_STREAM_CHANGE_FAILED 0x0008 508 509 510 /* SCTP notification event */ 511 struct sctp_tlv { 512 uint16_t sn_type; 513 uint16_t sn_flags; 514 uint32_t sn_length; 515 }; 516 517 union sctp_notification { 518 struct sctp_tlv sn_header; 519 struct sctp_assoc_change sn_assoc_change; 520 struct sctp_paddr_change sn_paddr_change; 521 struct sctp_remote_error sn_remote_error; 522 struct sctp_send_failed sn_send_failed; 523 struct sctp_shutdown_event sn_shutdown_event; 524 struct sctp_adaptation_event sn_adaptation_event; 525 /* compatibility same as above */ 526 struct sctp_adaption_event sn_adaption_event; 527 struct sctp_pdapi_event sn_pdapi_event; 528 struct sctp_authkey_event sn_auth_event; 529 struct sctp_sender_dry_event sn_sender_dry_event; 530 struct sctp_send_failed_event sn_send_failed_event; 531 struct sctp_stream_reset_event sn_strreset_event; 532 struct sctp_assoc_reset_event sn_assocreset_event; 533 struct sctp_stream_change_event sn_strchange_event; 534 }; 535 536 /* notification types */ 537 #define SCTP_ASSOC_CHANGE 0x0001 538 #define SCTP_PEER_ADDR_CHANGE 0x0002 539 #define SCTP_REMOTE_ERROR 0x0003 540 #define SCTP_SEND_FAILED 0x0004 541 #define SCTP_SHUTDOWN_EVENT 0x0005 542 #define SCTP_ADAPTATION_INDICATION 0x0006 543 /* same as above */ 544 #define SCTP_ADAPTION_INDICATION 0x0006 545 #define SCTP_PARTIAL_DELIVERY_EVENT 0x0007 546 #define SCTP_AUTHENTICATION_EVENT 0x0008 547 #define SCTP_STREAM_RESET_EVENT 0x0009 548 #define SCTP_SENDER_DRY_EVENT 0x000a 549 #define SCTP_NOTIFICATIONS_STOPPED_EVENT 0x000b /* we don't send this */ 550 #define SCTP_ASSOC_RESET_EVENT 0x000c 551 #define SCTP_STREAM_CHANGE_EVENT 0x000d 552 #define SCTP_SEND_FAILED_EVENT 0x000e 553 /* 554 * socket option structs 555 */ 556 557 struct sctp_paddrparams { 558 struct sockaddr_storage spp_address; 559 sctp_assoc_t spp_assoc_id; 560 uint32_t spp_hbinterval; 561 uint32_t spp_pathmtu; 562 uint32_t spp_flags; 563 uint32_t spp_ipv6_flowlabel; 564 uint16_t spp_pathmaxrxt; 565 uint8_t spp_dscp; 566 }; 567 568 #define spp_ipv4_tos spp_dscp 569 570 #define SPP_HB_ENABLE 0x00000001 571 #define SPP_HB_DISABLE 0x00000002 572 #define SPP_HB_DEMAND 0x00000004 573 #define SPP_PMTUD_ENABLE 0x00000008 574 #define SPP_PMTUD_DISABLE 0x00000010 575 #define SPP_HB_TIME_IS_ZERO 0x00000080 576 #define SPP_IPV6_FLOWLABEL 0x00000100 577 #define SPP_DSCP 0x00000200 578 #define SPP_IPV4_TOS SPP_DSCP 579 580 struct sctp_paddrthlds { 581 struct sockaddr_storage spt_address; 582 sctp_assoc_t spt_assoc_id; 583 uint16_t spt_pathmaxrxt; 584 uint16_t spt_pathpfthld; 585 }; 586 587 struct sctp_paddrinfo { 588 struct sockaddr_storage spinfo_address; 589 sctp_assoc_t spinfo_assoc_id; 590 int32_t spinfo_state; 591 uint32_t spinfo_cwnd; 592 uint32_t spinfo_srtt; 593 uint32_t spinfo_rto; 594 uint32_t spinfo_mtu; 595 }; 596 597 struct sctp_rtoinfo { 598 sctp_assoc_t srto_assoc_id; 599 uint32_t srto_initial; 600 uint32_t srto_max; 601 uint32_t srto_min; 602 }; 603 604 struct sctp_assocparams { 605 sctp_assoc_t sasoc_assoc_id; 606 uint32_t sasoc_peer_rwnd; 607 uint32_t sasoc_local_rwnd; 608 uint32_t sasoc_cookie_life; 609 uint16_t sasoc_asocmaxrxt; 610 uint16_t sasoc_number_peer_destinations; 611 }; 612 613 struct sctp_setprim { 614 struct sockaddr_storage ssp_addr; 615 sctp_assoc_t ssp_assoc_id; 616 uint8_t ssp_padding[4]; 617 }; 618 619 struct sctp_setpeerprim { 620 struct sockaddr_storage sspp_addr; 621 sctp_assoc_t sspp_assoc_id; 622 uint8_t sspp_padding[4]; 623 }; 624 625 struct sctp_getaddresses { 626 sctp_assoc_t sget_assoc_id; 627 /* addr is filled in for N * sockaddr_storage */ 628 struct sockaddr addr[1]; 629 }; 630 631 struct sctp_status { 632 sctp_assoc_t sstat_assoc_id; 633 int32_t sstat_state; 634 uint32_t sstat_rwnd; 635 uint16_t sstat_unackdata; 636 uint16_t sstat_penddata; 637 uint16_t sstat_instrms; 638 uint16_t sstat_outstrms; 639 uint32_t sstat_fragmentation_point; 640 struct sctp_paddrinfo sstat_primary; 641 }; 642 643 /* 644 * AUTHENTICATION support 645 */ 646 /* SCTP_AUTH_CHUNK */ 647 struct sctp_authchunk { 648 uint8_t sauth_chunk; 649 }; 650 651 /* SCTP_AUTH_KEY */ 652 struct sctp_authkey { 653 sctp_assoc_t sca_assoc_id; 654 uint16_t sca_keynumber; 655 uint16_t sca_keylength; 656 uint8_t sca_key[]; 657 }; 658 659 /* SCTP_HMAC_IDENT */ 660 struct sctp_hmacalgo { 661 uint32_t shmac_number_of_idents; 662 uint16_t shmac_idents[]; 663 }; 664 665 /* AUTH hmac_id */ 666 #define SCTP_AUTH_HMAC_ID_RSVD 0x0000 667 #define SCTP_AUTH_HMAC_ID_SHA1 0x0001 /* default, mandatory */ 668 #define SCTP_AUTH_HMAC_ID_SHA256 0x0003 669 670 /* SCTP_AUTH_ACTIVE_KEY / SCTP_AUTH_DELETE_KEY */ 671 struct sctp_authkeyid { 672 sctp_assoc_t scact_assoc_id; 673 uint16_t scact_keynumber; 674 }; 675 676 /* SCTP_PEER_AUTH_CHUNKS / SCTP_LOCAL_AUTH_CHUNKS */ 677 struct sctp_authchunks { 678 sctp_assoc_t gauth_assoc_id; 679 uint32_t gauth_number_of_chunks; 680 uint8_t gauth_chunks[]; 681 }; 682 683 struct sctp_assoc_value { 684 sctp_assoc_t assoc_id; 685 uint32_t assoc_value; 686 }; 687 688 struct sctp_cc_option { 689 int option; 690 struct sctp_assoc_value aid_value; 691 }; 692 693 struct sctp_stream_value { 694 sctp_assoc_t assoc_id; 695 uint16_t stream_id; 696 uint16_t stream_value; 697 }; 698 699 struct sctp_assoc_ids { 700 uint32_t gaids_number_of_ids; 701 sctp_assoc_t gaids_assoc_id[]; 702 }; 703 704 struct sctp_sack_info { 705 sctp_assoc_t sack_assoc_id; 706 uint32_t sack_delay; 707 uint32_t sack_freq; 708 }; 709 710 struct sctp_timeouts { 711 sctp_assoc_t stimo_assoc_id; 712 uint32_t stimo_init; 713 uint32_t stimo_data; 714 uint32_t stimo_sack; 715 uint32_t stimo_shutdown; 716 uint32_t stimo_heartbeat; 717 uint32_t stimo_cookie; 718 uint32_t stimo_shutdownack; 719 }; 720 721 struct sctp_udpencaps { 722 struct sockaddr_storage sue_address; 723 sctp_assoc_t sue_assoc_id; 724 uint16_t sue_port; 725 }; 726 727 struct sctp_prstatus { 728 sctp_assoc_t sprstat_assoc_id; 729 uint16_t sprstat_sid; 730 uint16_t sprstat_policy; 731 uint64_t sprstat_abandoned_unsent; 732 uint64_t sprstat_abandoned_sent; 733 }; 734 735 struct sctp_cwnd_args { 736 struct sctp_nets *net; /* network to *//* FIXME: LP64 issue */ 737 uint32_t cwnd_new_value;/* cwnd in k */ 738 uint32_t pseudo_cumack; 739 uint16_t inflight; /* flightsize in k */ 740 uint16_t cwnd_augment; /* increment to it */ 741 uint8_t meets_pseudo_cumack; 742 uint8_t need_new_pseudo_cumack; 743 uint8_t cnt_in_send; 744 uint8_t cnt_in_str; 745 }; 746 747 struct sctp_blk_args { 748 uint32_t onsb; /* in 1k bytes */ 749 uint32_t sndlen; /* len of send being attempted */ 750 uint32_t peer_rwnd; /* rwnd of peer */ 751 uint16_t send_sent_qcnt;/* chnk cnt */ 752 uint16_t stream_qcnt; /* chnk cnt */ 753 uint16_t chunks_on_oque;/* chunks out */ 754 uint16_t flight_size; /* flight size in k */ 755 }; 756 757 /* 758 * Max we can reset in one setting, note this is dictated not by the define 759 * but the size of a mbuf cluster so don't change this define and think you 760 * can specify more. You must do multiple resets if you want to reset more 761 * than SCTP_MAX_EXPLICIT_STR_RESET. 762 */ 763 #define SCTP_MAX_EXPLICT_STR_RESET 1000 764 765 struct sctp_reset_streams { 766 sctp_assoc_t srs_assoc_id; 767 uint16_t srs_flags; 768 uint16_t srs_number_streams; /* 0 == ALL */ 769 uint16_t srs_stream_list[]; /* list if strrst_num_streams is not 0 */ 770 }; 771 772 struct sctp_add_streams { 773 sctp_assoc_t sas_assoc_id; 774 uint16_t sas_instrms; 775 uint16_t sas_outstrms; 776 }; 777 778 struct sctp_get_nonce_values { 779 sctp_assoc_t gn_assoc_id; 780 uint32_t gn_peers_tag; 781 uint32_t gn_local_tag; 782 }; 783 784 /* Debugging logs */ 785 struct sctp_str_log { 786 void *stcb; /* FIXME: LP64 issue */ 787 uint32_t n_tsn; 788 uint32_t e_tsn; 789 uint16_t n_sseq; 790 uint16_t e_sseq; 791 uint16_t strm; 792 }; 793 794 struct sctp_sb_log { 795 void *stcb; /* FIXME: LP64 issue */ 796 uint32_t so_sbcc; 797 uint32_t stcb_sbcc; 798 uint32_t incr; 799 }; 800 801 struct sctp_fr_log { 802 uint32_t largest_tsn; 803 uint32_t largest_new_tsn; 804 uint32_t tsn; 805 }; 806 807 struct sctp_fr_map { 808 uint32_t base; 809 uint32_t cum; 810 uint32_t high; 811 }; 812 813 struct sctp_rwnd_log { 814 uint32_t rwnd; 815 uint32_t send_size; 816 uint32_t overhead; 817 uint32_t new_rwnd; 818 }; 819 820 struct sctp_mbcnt_log { 821 uint32_t total_queue_size; 822 uint32_t size_change; 823 uint32_t total_queue_mb_size; 824 uint32_t mbcnt_change; 825 }; 826 827 struct sctp_sack_log { 828 uint32_t cumack; 829 uint32_t oldcumack; 830 uint32_t tsn; 831 uint16_t numGaps; 832 uint16_t numDups; 833 }; 834 835 struct sctp_lock_log { 836 void *sock; /* FIXME: LP64 issue */ 837 void *inp; /* FIXME: LP64 issue */ 838 uint8_t tcb_lock; 839 uint8_t inp_lock; 840 uint8_t info_lock; 841 uint8_t sock_lock; 842 uint8_t sockrcvbuf_lock; 843 uint8_t socksndbuf_lock; 844 uint8_t create_lock; 845 uint8_t resv; 846 }; 847 848 struct sctp_rto_log { 849 void *net; /* FIXME: LP64 issue */ 850 uint32_t rtt; 851 }; 852 853 struct sctp_nagle_log { 854 void *stcb; /* FIXME: LP64 issue */ 855 uint32_t total_flight; 856 uint32_t total_in_queue; 857 uint16_t count_in_queue; 858 uint16_t count_in_flight; 859 }; 860 861 struct sctp_sbwake_log { 862 void *stcb; /* FIXME: LP64 issue */ 863 uint16_t send_q; 864 uint16_t sent_q; 865 uint16_t flight; 866 uint16_t wake_cnt; 867 uint8_t stream_qcnt; /* chnk cnt */ 868 uint8_t chunks_on_oque; /* chunks out */ 869 uint8_t sbflags; 870 uint8_t sctpflags; 871 }; 872 873 struct sctp_misc_info { 874 uint32_t log1; 875 uint32_t log2; 876 uint32_t log3; 877 uint32_t log4; 878 }; 879 880 struct sctp_log_closing { 881 void *inp; /* FIXME: LP64 issue */ 882 void *stcb; /* FIXME: LP64 issue */ 883 uint32_t sctp_flags; 884 uint16_t state; 885 int16_t loc; 886 }; 887 888 struct sctp_mbuf_log { 889 struct mbuf *mp; /* FIXME: LP64 issue */ 890 caddr_t ext; 891 caddr_t data; 892 uint16_t size; 893 uint8_t refcnt; 894 uint8_t mbuf_flags; 895 }; 896 897 struct sctp_cwnd_log { 898 uint64_t time_event; 899 uint8_t from; 900 uint8_t event_type; 901 uint8_t resv[2]; 902 union { 903 struct sctp_log_closing close; 904 struct sctp_blk_args blk; 905 struct sctp_cwnd_args cwnd; 906 struct sctp_str_log strlog; 907 struct sctp_fr_log fr; 908 struct sctp_fr_map map; 909 struct sctp_rwnd_log rwnd; 910 struct sctp_mbcnt_log mbcnt; 911 struct sctp_sack_log sack; 912 struct sctp_lock_log lock; 913 struct sctp_rto_log rto; 914 struct sctp_sb_log sb; 915 struct sctp_nagle_log nagle; 916 struct sctp_sbwake_log wake; 917 struct sctp_mbuf_log mb; 918 struct sctp_misc_info misc; 919 } x; 920 }; 921 922 struct sctp_cwnd_log_req { 923 int32_t num_in_log; /* Number in log */ 924 int32_t num_ret; /* Number returned */ 925 int32_t start_at; /* start at this one */ 926 int32_t end_at; /* end at this one */ 927 struct sctp_cwnd_log log[]; 928 }; 929 930 struct sctp_timeval { 931 uint32_t tv_sec; 932 uint32_t tv_usec; 933 }; 934 935 struct sctpstat { 936 struct sctp_timeval sctps_discontinuitytime; /* sctpStats 18 937 * (TimeStamp) */ 938 /* MIB according to RFC 3873 */ 939 uint32_t sctps_currestab; /* sctpStats 1 (Gauge32) */ 940 uint32_t sctps_activeestab; /* sctpStats 2 (Counter32) */ 941 uint32_t sctps_restartestab; 942 uint32_t sctps_collisionestab; 943 uint32_t sctps_passiveestab; /* sctpStats 3 (Counter32) */ 944 uint32_t sctps_aborted; /* sctpStats 4 (Counter32) */ 945 uint32_t sctps_shutdown;/* sctpStats 5 (Counter32) */ 946 uint32_t sctps_outoftheblue; /* sctpStats 6 (Counter32) */ 947 uint32_t sctps_checksumerrors; /* sctpStats 7 (Counter32) */ 948 uint32_t sctps_outcontrolchunks; /* sctpStats 8 (Counter64) */ 949 uint32_t sctps_outorderchunks; /* sctpStats 9 (Counter64) */ 950 uint32_t sctps_outunorderchunks; /* sctpStats 10 (Counter64) */ 951 uint32_t sctps_incontrolchunks; /* sctpStats 11 (Counter64) */ 952 uint32_t sctps_inorderchunks; /* sctpStats 12 (Counter64) */ 953 uint32_t sctps_inunorderchunks; /* sctpStats 13 (Counter64) */ 954 uint32_t sctps_fragusrmsgs; /* sctpStats 14 (Counter64) */ 955 uint32_t sctps_reasmusrmsgs; /* sctpStats 15 (Counter64) */ 956 uint32_t sctps_outpackets; /* sctpStats 16 (Counter64) */ 957 uint32_t sctps_inpackets; /* sctpStats 17 (Counter64) */ 958 959 /* input statistics: */ 960 uint32_t sctps_recvpackets; /* total input packets */ 961 uint32_t sctps_recvdatagrams; /* total input datagrams */ 962 uint32_t sctps_recvpktwithdata; /* total packets that had data */ 963 uint32_t sctps_recvsacks; /* total input SACK chunks */ 964 uint32_t sctps_recvdata;/* total input DATA chunks */ 965 uint32_t sctps_recvdupdata; /* total input duplicate DATA chunks */ 966 uint32_t sctps_recvheartbeat; /* total input HB chunks */ 967 uint32_t sctps_recvheartbeatack; /* total input HB-ACK chunks */ 968 uint32_t sctps_recvecne;/* total input ECNE chunks */ 969 uint32_t sctps_recvauth;/* total input AUTH chunks */ 970 uint32_t sctps_recvauthmissing; /* total input chunks missing AUTH */ 971 uint32_t sctps_recvivalhmacid; /* total number of invalid HMAC ids 972 * received */ 973 uint32_t sctps_recvivalkeyid; /* total number of invalid secret ids 974 * received */ 975 uint32_t sctps_recvauthfailed; /* total number of auth failed */ 976 uint32_t sctps_recvexpress; /* total fast path receives all one 977 * chunk */ 978 uint32_t sctps_recvexpressm; /* total fast path multi-part data */ 979 uint32_t sctps_recvnocrc; 980 uint32_t sctps_recvswcrc; 981 uint32_t sctps_recvhwcrc; 982 983 /* output statistics: */ 984 uint32_t sctps_sendpackets; /* total output packets */ 985 uint32_t sctps_sendsacks; /* total output SACKs */ 986 uint32_t sctps_senddata;/* total output DATA chunks */ 987 uint32_t sctps_sendretransdata; /* total output retransmitted DATA 988 * chunks */ 989 uint32_t sctps_sendfastretrans; /* total output fast retransmitted 990 * DATA chunks */ 991 uint32_t sctps_sendmultfastretrans; /* total FR's that happened 992 * more than once to same 993 * chunk (u-del multi-fr 994 * algo). */ 995 uint32_t sctps_sendheartbeat; /* total output HB chunks */ 996 uint32_t sctps_sendecne;/* total output ECNE chunks */ 997 uint32_t sctps_sendauth;/* total output AUTH chunks FIXME */ 998 uint32_t sctps_senderrors; /* ip_output error counter */ 999 uint32_t sctps_sendnocrc; 1000 uint32_t sctps_sendswcrc; 1001 uint32_t sctps_sendhwcrc; 1002 /* PCKDROPREP statistics: */ 1003 uint32_t sctps_pdrpfmbox; /* Packet drop from middle box */ 1004 uint32_t sctps_pdrpfehos; /* P-drop from end host */ 1005 uint32_t sctps_pdrpmbda;/* P-drops with data */ 1006 uint32_t sctps_pdrpmbct;/* P-drops, non-data, non-endhost */ 1007 uint32_t sctps_pdrpbwrpt; /* P-drop, non-endhost, bandwidth rep 1008 * only */ 1009 uint32_t sctps_pdrpcrupt; /* P-drop, not enough for chunk header */ 1010 uint32_t sctps_pdrpnedat; /* P-drop, not enough data to confirm */ 1011 uint32_t sctps_pdrppdbrk; /* P-drop, where process_chunk_drop 1012 * said break */ 1013 uint32_t sctps_pdrptsnnf; /* P-drop, could not find TSN */ 1014 uint32_t sctps_pdrpdnfnd; /* P-drop, attempt reverse TSN lookup */ 1015 uint32_t sctps_pdrpdiwnp; /* P-drop, e-host confirms zero-rwnd */ 1016 uint32_t sctps_pdrpdizrw; /* P-drop, midbox confirms no space */ 1017 uint32_t sctps_pdrpbadd;/* P-drop, data did not match TSN */ 1018 uint32_t sctps_pdrpmark;/* P-drop, TSN's marked for Fast Retran */ 1019 /* timeouts */ 1020 uint32_t sctps_timoiterator; /* Number of iterator timers that 1021 * fired */ 1022 uint32_t sctps_timodata;/* Number of T3 data time outs */ 1023 uint32_t sctps_timowindowprobe; /* Number of window probe (T3) timers 1024 * that fired */ 1025 uint32_t sctps_timoinit;/* Number of INIT timers that fired */ 1026 uint32_t sctps_timosack;/* Number of sack timers that fired */ 1027 uint32_t sctps_timoshutdown; /* Number of shutdown timers that 1028 * fired */ 1029 uint32_t sctps_timoheartbeat; /* Number of heartbeat timers that 1030 * fired */ 1031 uint32_t sctps_timocookie; /* Number of times a cookie timeout 1032 * fired */ 1033 uint32_t sctps_timosecret; /* Number of times an endpoint changed 1034 * its cookie secret */ 1035 uint32_t sctps_timopathmtu; /* Number of PMTU timers that fired */ 1036 uint32_t sctps_timoshutdownack; /* Number of shutdown ack timers that 1037 * fired */ 1038 uint32_t sctps_timoshutdownguard; /* Number of shutdown guard 1039 * timers that fired */ 1040 uint32_t sctps_timostrmrst; /* Number of stream reset timers that 1041 * fired */ 1042 uint32_t sctps_timoearlyfr; /* Number of early FR timers that 1043 * fired */ 1044 uint32_t sctps_timoasconf; /* Number of times an asconf timer 1045 * fired */ 1046 uint32_t sctps_timodelprim; /* Number of times a prim_deleted 1047 * timer fired */ 1048 uint32_t sctps_timoautoclose; /* Number of times auto close timer 1049 * fired */ 1050 uint32_t sctps_timoassockill; /* Number of asoc free timers expired */ 1051 uint32_t sctps_timoinpkill; /* Number of inp free timers expired */ 1052 /* former early FR counters */ 1053 uint32_t sctps_spare[11]; 1054 /* others */ 1055 uint32_t sctps_hdrops; /* packet shorter than header */ 1056 uint32_t sctps_badsum; /* checksum error */ 1057 uint32_t sctps_noport; /* no endpoint for port */ 1058 uint32_t sctps_badvtag; /* bad v-tag */ 1059 uint32_t sctps_badsid; /* bad SID */ 1060 uint32_t sctps_nomem; /* no memory */ 1061 uint32_t sctps_fastretransinrtt; /* number of multiple FR in a 1062 * RTT window */ 1063 uint32_t sctps_markedretrans; 1064 uint32_t sctps_naglesent; /* nagle allowed sending */ 1065 uint32_t sctps_naglequeued; /* nagle doesn't allow sending */ 1066 uint32_t sctps_maxburstqueued; /* max burst doesn't allow sending */ 1067 uint32_t sctps_ifnomemqueued; /* look ahead tells us no memory in 1068 * interface ring buffer OR we had a 1069 * send error and are queuing one 1070 * send. */ 1071 uint32_t sctps_windowprobed; /* total number of window probes sent */ 1072 uint32_t sctps_lowlevelerr; /* total times an output error causes 1073 * us to clamp down on next user send. */ 1074 uint32_t sctps_lowlevelerrusr; /* total times sctp_senderrors were 1075 * caused from a user send from a user 1076 * invoked send not a sack response */ 1077 uint32_t sctps_datadropchklmt; /* Number of in data drops due to 1078 * chunk limit reached */ 1079 uint32_t sctps_datadroprwnd; /* Number of in data drops due to rwnd 1080 * limit reached */ 1081 uint32_t sctps_ecnereducedcwnd; /* Number of times a ECN reduced the 1082 * cwnd */ 1083 uint32_t sctps_vtagexpress; /* Used express lookup via vtag */ 1084 uint32_t sctps_vtagbogus; /* Collision in express lookup. */ 1085 uint32_t sctps_primary_randry; /* Number of times the sender ran dry 1086 * of user data on primary */ 1087 uint32_t sctps_cmt_randry; /* Same for above */ 1088 uint32_t sctps_slowpath_sack; /* Sacks the slow way */ 1089 uint32_t sctps_wu_sacks_sent; /* Window Update only sacks sent */ 1090 uint32_t sctps_sends_with_flags; /* number of sends with 1091 * sinfo_flags !=0 */ 1092 uint32_t sctps_sends_with_unord; /* number of unordered sends */ 1093 uint32_t sctps_sends_with_eof; /* number of sends with EOF flag set */ 1094 uint32_t sctps_sends_with_abort; /* number of sends with ABORT 1095 * flag set */ 1096 uint32_t sctps_protocol_drain_calls; /* number of times protocol 1097 * drain called */ 1098 uint32_t sctps_protocol_drains_done; /* number of times we did a 1099 * protocol drain */ 1100 uint32_t sctps_read_peeks; /* Number of times recv was called 1101 * with peek */ 1102 uint32_t sctps_cached_chk; /* Number of cached chunks used */ 1103 uint32_t sctps_cached_strmoq; /* Number of cached stream oq's used */ 1104 uint32_t sctps_left_abandon; /* Number of unread messages abandoned 1105 * by close */ 1106 uint32_t sctps_send_burst_avoid; /* Unused */ 1107 uint32_t sctps_send_cwnd_avoid; /* Send cwnd full avoidance, already 1108 * max burst inflight to net */ 1109 uint32_t sctps_fwdtsn_map_over; /* number of map array over-runs via 1110 * fwd-tsn's */ 1111 uint32_t sctps_queue_upd_ecne; /* Number of times we queued or 1112 * updated an ECN chunk on send queue */ 1113 uint32_t sctps_reserved[31]; /* Future ABI compat - remove int's 1114 * from here when adding new */ 1115 }; 1116 1117 #define SCTP_STAT_INCR(_x) SCTP_STAT_INCR_BY(_x,1) 1118 #define SCTP_STAT_DECR(_x) SCTP_STAT_DECR_BY(_x,1) 1119 #if defined(__FreeBSD__) && defined(SMP) && defined(SCTP_USE_PERCPU_STAT) 1120 #define SCTP_STAT_INCR_BY(_x,_d) (SCTP_BASE_STATS[PCPU_GET(cpuid)]._x += _d) 1121 #define SCTP_STAT_DECR_BY(_x,_d) (SCTP_BASE_STATS[PCPU_GET(cpuid)]._x -= _d) 1122 #else 1123 #define SCTP_STAT_INCR_BY(_x,_d) atomic_add_int(&SCTP_BASE_STAT(_x), _d) 1124 #define SCTP_STAT_DECR_BY(_x,_d) atomic_subtract_int(&SCTP_BASE_STAT(_x), _d) 1125 #endif 1126 /* The following macros are for handling MIB values, */ 1127 #define SCTP_STAT_INCR_COUNTER32(_x) SCTP_STAT_INCR(_x) 1128 #define SCTP_STAT_INCR_COUNTER64(_x) SCTP_STAT_INCR(_x) 1129 #define SCTP_STAT_INCR_GAUGE32(_x) SCTP_STAT_INCR(_x) 1130 #define SCTP_STAT_DECR_COUNTER32(_x) SCTP_STAT_DECR(_x) 1131 #define SCTP_STAT_DECR_COUNTER64(_x) SCTP_STAT_DECR(_x) 1132 #define SCTP_STAT_DECR_GAUGE32(_x) SCTP_STAT_DECR(_x) 1133 1134 union sctp_sockstore { 1135 struct sockaddr_in sin; 1136 struct sockaddr_in6 sin6; 1137 struct sockaddr sa; 1138 }; 1139 1140 1141 /***********************************/ 1142 /* And something for us old timers */ 1143 /***********************************/ 1144 1145 #ifndef ntohll 1146 #include <sys/endian.h> 1147 #define ntohll(x) be64toh(x) 1148 #endif 1149 1150 #ifndef htonll 1151 #include <sys/endian.h> 1152 #define htonll(x) htobe64(x) 1153 #endif 1154 /***********************************/ 1155 1156 1157 struct xsctp_inpcb { 1158 uint32_t last; 1159 uint32_t flags; 1160 uint64_t features; 1161 uint32_t total_sends; 1162 uint32_t total_recvs; 1163 uint32_t total_nospaces; 1164 uint32_t fragmentation_point; 1165 uint16_t local_port; 1166 uint16_t qlen; 1167 uint16_t maxqlen; 1168 void *socket; 1169 #if defined(__LP64__) 1170 uint32_t extra_padding[29]; /* future */ 1171 #else 1172 uint32_t extra_padding[30]; /* future */ 1173 #endif 1174 }; 1175 1176 struct xsctp_tcb { 1177 union sctp_sockstore primary_addr; /* sctpAssocEntry 5/6 */ 1178 uint32_t last; 1179 uint32_t heartbeat_interval; /* sctpAssocEntry 7 */ 1180 uint32_t state; /* sctpAssocEntry 8 */ 1181 uint32_t in_streams; /* sctpAssocEntry 9 */ 1182 uint32_t out_streams; /* sctpAssocEntry 10 */ 1183 uint32_t max_nr_retrans;/* sctpAssocEntry 11 */ 1184 uint32_t primary_process; /* sctpAssocEntry 12 */ 1185 uint32_t T1_expireries; /* sctpAssocEntry 13 */ 1186 uint32_t T2_expireries; /* sctpAssocEntry 14 */ 1187 uint32_t retransmitted_tsns; /* sctpAssocEntry 15 */ 1188 uint32_t total_sends; 1189 uint32_t total_recvs; 1190 uint32_t local_tag; 1191 uint32_t remote_tag; 1192 uint32_t initial_tsn; 1193 uint32_t highest_tsn; 1194 uint32_t cumulative_tsn; 1195 uint32_t cumulative_tsn_ack; 1196 uint32_t mtu; 1197 uint32_t refcnt; 1198 uint16_t local_port; /* sctpAssocEntry 3 */ 1199 uint16_t remote_port; /* sctpAssocEntry 4 */ 1200 struct sctp_timeval start_time; /* sctpAssocEntry 16 */ 1201 struct sctp_timeval discontinuity_time; /* sctpAssocEntry 17 */ 1202 uint32_t peers_rwnd; 1203 sctp_assoc_t assoc_id; /* sctpAssocEntry 1 */ 1204 uint32_t extra_padding[32]; /* future */ 1205 }; 1206 1207 struct xsctp_laddr { 1208 union sctp_sockstore address; /* sctpAssocLocalAddrEntry 1/2 */ 1209 uint32_t last; 1210 struct sctp_timeval start_time; /* sctpAssocLocalAddrEntry 3 */ 1211 uint32_t extra_padding[32]; /* future */ 1212 }; 1213 1214 struct xsctp_raddr { 1215 union sctp_sockstore address; /* sctpAssocLocalRemEntry 1/2 */ 1216 uint32_t last; 1217 uint32_t rto; /* sctpAssocLocalRemEntry 5 */ 1218 uint32_t max_path_rtx; /* sctpAssocLocalRemEntry 6 */ 1219 uint32_t rtx; /* sctpAssocLocalRemEntry 7 */ 1220 uint32_t error_counter; /* */ 1221 uint32_t cwnd; /* */ 1222 uint32_t flight_size; /* */ 1223 uint32_t mtu; /* */ 1224 uint8_t active; /* sctpAssocLocalRemEntry 3 */ 1225 uint8_t confirmed; /* */ 1226 uint8_t heartbeat_enabled; /* sctpAssocLocalRemEntry 4 */ 1227 uint8_t potentially_failed; 1228 struct sctp_timeval start_time; /* sctpAssocLocalRemEntry 8 */ 1229 uint32_t rtt; 1230 uint32_t heartbeat_interval; 1231 uint32_t extra_padding[31]; /* future */ 1232 }; 1233 1234 #define SCTP_MAX_LOGGING_SIZE 30000 1235 #define SCTP_TRACE_PARAMS 6 /* This number MUST be even */ 1236 1237 struct sctp_log_entry { 1238 uint64_t timestamp; 1239 uint32_t subsys; 1240 uint32_t padding; 1241 uint32_t params[SCTP_TRACE_PARAMS]; 1242 }; 1243 1244 struct sctp_log { 1245 struct sctp_log_entry entry[SCTP_MAX_LOGGING_SIZE]; 1246 uint32_t index; 1247 uint32_t padding; 1248 }; 1249 1250 /* 1251 * Kernel defined for sctp_send 1252 */ 1253 #if defined(_KERNEL) || defined(__Userspace__) 1254 int 1255 sctp_lower_sosend(struct socket *so, 1256 struct sockaddr *addr, 1257 struct uio *uio, 1258 struct mbuf *i_pak, 1259 struct mbuf *control, 1260 int flags, 1261 struct sctp_sndrcvinfo *srcv 1262 ,struct thread *p 1263 ); 1264 1265 int 1266 sctp_sorecvmsg(struct socket *so, 1267 struct uio *uio, 1268 struct mbuf **mp, 1269 struct sockaddr *from, 1270 int fromlen, 1271 int *msg_flags, 1272 struct sctp_sndrcvinfo *sinfo, 1273 int filling_sinfo); 1274 1275 #endif 1276 1277 /* 1278 * API system calls 1279 */ 1280 #if !(defined(_KERNEL)) && !(defined(__Userspace__)) 1281 1282 __BEGIN_DECLS 1283 int sctp_peeloff(int, sctp_assoc_t); 1284 int sctp_bindx(int, struct sockaddr *, int, int); 1285 int sctp_connectx(int, const struct sockaddr *, int, sctp_assoc_t *); 1286 int sctp_getaddrlen(sa_family_t); 1287 int sctp_getpaddrs(int, sctp_assoc_t, struct sockaddr **); 1288 void sctp_freepaddrs(struct sockaddr *); 1289 int sctp_getladdrs(int, sctp_assoc_t, struct sockaddr **); 1290 void sctp_freeladdrs(struct sockaddr *); 1291 int sctp_opt_info(int, sctp_assoc_t, int, void *, socklen_t *); 1292 1293 /* deprecated */ 1294 ssize_t 1295 sctp_sendmsg(int, const void *, size_t, const struct sockaddr *, 1296 socklen_t, uint32_t, uint32_t, uint16_t, uint32_t, uint32_t); 1297 1298 /* deprecated */ 1299 ssize_t 1300 sctp_send(int, const void *, size_t, 1301 const struct sctp_sndrcvinfo *, int); 1302 1303 /* deprecated */ 1304 ssize_t 1305 sctp_sendx(int, const void *, size_t, struct sockaddr *, 1306 int, struct sctp_sndrcvinfo *, int); 1307 1308 /* deprecated */ 1309 ssize_t 1310 sctp_sendmsgx(int sd, const void *, size_t, struct sockaddr *, 1311 int, uint32_t, uint32_t, uint16_t, uint32_t, uint32_t); 1312 1313 sctp_assoc_t sctp_getassocid(int, struct sockaddr *); 1314 1315 /* deprecated */ 1316 ssize_t 1317 sctp_recvmsg(int, void *, size_t, struct sockaddr *, socklen_t *, 1318 struct sctp_sndrcvinfo *, int *); 1319 1320 ssize_t 1321 sctp_sendv(int, const struct iovec *, int, struct sockaddr *, 1322 int, void *, socklen_t, unsigned int, int); 1323 1324 ssize_t 1325 sctp_recvv(int, const struct iovec *, int, struct sockaddr *, 1326 socklen_t *, void *, socklen_t *, unsigned int *, int *); 1327 1328 __END_DECLS 1329 1330 #endif /* !_KERNEL */ 1331 #endif /* !__sctp_uio_h__ */ 1332