1163953Srrs/*- 2169382Srrs * Copyright (c) 2001-2007, by Cisco Systems, Inc. All rights reserved. 3237896Stuexen * Copyright (c) 2008-2012, by Randall Stewart. All rights reserved. 4237896Stuexen * Copyright (c) 2008-2012, by Michael Tuexen. All rights reserved. 5163953Srrs * 6163953Srrs * Redistribution and use in source and binary forms, with or without 7163953Srrs * modification, are permitted provided that the following conditions are met: 8163953Srrs * 9163953Srrs * a) Redistributions of source code must retain the above copyright notice, 10231038Stuexen * this list of conditions and the following disclaimer. 11163953Srrs * 12163953Srrs * b) Redistributions in binary form must reproduce the above copyright 13163953Srrs * notice, this list of conditions and the following disclaimer in 14231038Stuexen * the documentation and/or other materials provided with the distribution. 15163953Srrs * 16163953Srrs * c) Neither the name of Cisco Systems, Inc. nor the names of its 17163953Srrs * contributors may be used to endorse or promote products derived 18163953Srrs * from this software without specific prior written permission. 19163953Srrs * 20163953Srrs * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 21163953Srrs * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 22163953Srrs * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23163953Srrs * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 24163953Srrs * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25163953Srrs * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26163953Srrs * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27163953Srrs * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28163953Srrs * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29163953Srrs * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 30163953Srrs * THE POSSIBILITY OF SUCH DAMAGE. 31163953Srrs */ 32163953Srrs 33163953Srrs#include <sys/cdefs.h> 34163953Srrs__FBSDID("$FreeBSD$"); 35163953Srrs 36237896Stuexen#ifndef _NETINET_SCTP_UIO_H_ 37237896Stuexen#define _NETINET_SCTP_UIO_H_ 38163953Srrs 39163953Srrs 40163953Srrs#if ! defined(_KERNEL) 41163953Srrs#include <stdint.h> 42163953Srrs#endif 43163953Srrs#include <sys/types.h> 44163953Srrs#include <sys/socket.h> 45164085Srrs#include <netinet/in.h> 46163953Srrs 47163953Srrstypedef uint32_t sctp_assoc_t; 48163953Srrs 49223132Stuexen#define SCTP_FUTURE_ASSOC 0 50223132Stuexen#define SCTP_CURRENT_ASSOC 1 51223132Stuexen#define SCTP_ALL_ASSOC 2 52223132Stuexen 53223132Stuexenstruct sctp_event { 54223132Stuexen sctp_assoc_t se_assoc_id; 55223132Stuexen uint16_t se_type; 56223132Stuexen uint8_t se_on; 57223132Stuexen}; 58223132Stuexen 59202520Srrs/* Compatibility to previous define's */ 60202520Srrs#define sctp_stream_reset_events sctp_stream_reset_event 61202520Srrs 62163953Srrs/* On/Off setup for subscription to events */ 63163953Srrsstruct sctp_event_subscribe { 64163953Srrs uint8_t sctp_data_io_event; 65163953Srrs uint8_t sctp_association_event; 66163953Srrs uint8_t sctp_address_event; 67163953Srrs uint8_t sctp_send_failure_event; 68163953Srrs uint8_t sctp_peer_error_event; 69163953Srrs uint8_t sctp_shutdown_event; 70163953Srrs uint8_t sctp_partial_delivery_event; 71163953Srrs uint8_t sctp_adaptation_layer_event; 72163953Srrs uint8_t sctp_authentication_event; 73185694Srrs uint8_t sctp_sender_dry_event; 74202520Srrs uint8_t sctp_stream_reset_event; 75163953Srrs}; 76163953Srrs 77163953Srrs/* ancillary data types */ 78163953Srrs#define SCTP_INIT 0x0001 79163953Srrs#define SCTP_SNDRCV 0x0002 80163953Srrs#define SCTP_EXTRCV 0x0003 81223132Stuexen#define SCTP_SNDINFO 0x0004 82223132Stuexen#define SCTP_RCVINFO 0x0005 83223132Stuexen#define SCTP_NXTINFO 0x0006 84223132Stuexen#define SCTP_PRINFO 0x0007 85223132Stuexen#define SCTP_AUTHINFO 0x0008 86223132Stuexen#define SCTP_DSTADDRV4 0x0009 87223132Stuexen#define SCTP_DSTADDRV6 0x000a 88223132Stuexen 89163953Srrs/* 90163953Srrs * ancillary data structures 91163953Srrs */ 92163953Srrsstruct sctp_initmsg { 93193088Srrs uint16_t sinit_num_ostreams; 94193088Srrs uint16_t sinit_max_instreams; 95163953Srrs uint16_t sinit_max_attempts; 96163953Srrs uint16_t sinit_max_init_timeo; 97163953Srrs}; 98163953Srrs 99163953Srrs/* We add 96 bytes to the size of sctp_sndrcvinfo. 100163953Srrs * This makes the current structure 128 bytes long 101163953Srrs * which is nicely 64 bit aligned but also has room 102215034Sbrucec * for us to add more and keep ABI compatibility. 103163953Srrs * For example, already we have the sctp_extrcvinfo 104163953Srrs * when enabled which is 48 bytes. 105163953Srrs */ 106163953Srrs 107166675Srrs/* 108166675Srrs * The assoc up needs a verfid 109166675Srrs * all sendrcvinfo's need a verfid for SENDING only. 110166675Srrs */ 111166675Srrs 112166675Srrs 113223132Stuexen#define SCTP_ALIGN_RESV_PAD 92 114223132Stuexen#define SCTP_ALIGN_RESV_PAD_SHORT 76 115163953Srrs 116163953Srrsstruct sctp_sndrcvinfo { 117163953Srrs uint16_t sinfo_stream; 118163953Srrs uint16_t sinfo_ssn; 119163953Srrs uint16_t sinfo_flags; 120163953Srrs uint32_t sinfo_ppid; 121163953Srrs uint32_t sinfo_context; 122163953Srrs uint32_t sinfo_timetolive; 123163953Srrs uint32_t sinfo_tsn; 124163953Srrs uint32_t sinfo_cumtsn; 125163953Srrs sctp_assoc_t sinfo_assoc_id; 126223132Stuexen uint16_t sinfo_keynumber; 127223132Stuexen uint16_t sinfo_keynumber_valid; 128163953Srrs uint8_t __reserve_pad[SCTP_ALIGN_RESV_PAD]; 129163953Srrs}; 130163953Srrs 131163953Srrsstruct sctp_extrcvinfo { 132171745Srrs uint16_t sinfo_stream; 133171745Srrs uint16_t sinfo_ssn; 134171745Srrs uint16_t sinfo_flags; 135171745Srrs uint32_t sinfo_ppid; 136171745Srrs uint32_t sinfo_context; 137171745Srrs uint32_t sinfo_timetolive; 138171745Srrs uint32_t sinfo_tsn; 139171745Srrs uint32_t sinfo_cumtsn; 140171745Srrs sctp_assoc_t sinfo_assoc_id; 141168943Srrs uint16_t sreinfo_next_flags; 142168943Srrs uint16_t sreinfo_next_stream; 143168943Srrs uint32_t sreinfo_next_aid; 144168943Srrs uint32_t sreinfo_next_length; 145168943Srrs uint32_t sreinfo_next_ppid; 146223132Stuexen uint16_t sinfo_keynumber; 147223132Stuexen uint16_t sinfo_keynumber_valid; 148166675Srrs uint8_t __reserve_pad[SCTP_ALIGN_RESV_PAD_SHORT]; 149163953Srrs}; 150163953Srrs 151223132Stuexenstruct sctp_sndinfo { 152223132Stuexen uint16_t snd_sid; 153223132Stuexen uint16_t snd_flags; 154223132Stuexen uint32_t snd_ppid; 155223132Stuexen uint32_t snd_context; 156223132Stuexen sctp_assoc_t snd_assoc_id; 157223132Stuexen}; 158223132Stuexen 159223132Stuexenstruct sctp_prinfo { 160223132Stuexen uint16_t pr_policy; 161223132Stuexen uint32_t pr_value; 162223132Stuexen}; 163223132Stuexen 164223162Stuexenstruct sctp_default_prinfo { 165223162Stuexen uint16_t pr_policy; 166223162Stuexen uint32_t pr_value; 167223162Stuexen sctp_assoc_t pr_assoc_id; 168223162Stuexen}; 169223162Stuexen 170223132Stuexenstruct sctp_authinfo { 171235124Stuexen uint16_t auth_keynumber; 172223132Stuexen}; 173223132Stuexen 174223132Stuexenstruct sctp_rcvinfo { 175223132Stuexen uint16_t rcv_sid; 176223132Stuexen uint16_t rcv_ssn; 177223132Stuexen uint16_t rcv_flags; 178223132Stuexen uint32_t rcv_ppid; 179223132Stuexen uint32_t rcv_tsn; 180223132Stuexen uint32_t rcv_cumtsn; 181223132Stuexen uint32_t rcv_context; 182223132Stuexen sctp_assoc_t rcv_assoc_id; 183223132Stuexen}; 184223132Stuexen 185223132Stuexenstruct sctp_nxtinfo { 186223132Stuexen uint16_t nxt_sid; 187223132Stuexen uint16_t nxt_flags; 188223132Stuexen uint32_t nxt_ppid; 189223132Stuexen uint32_t nxt_length; 190223132Stuexen sctp_assoc_t nxt_assoc_id; 191223132Stuexen}; 192223132Stuexen 193163953Srrs#define SCTP_NO_NEXT_MSG 0x0000 194163953Srrs#define SCTP_NEXT_MSG_AVAIL 0x0001 195163953Srrs#define SCTP_NEXT_MSG_ISCOMPLETE 0x0002 196163953Srrs#define SCTP_NEXT_MSG_IS_UNORDERED 0x0004 197166675Srrs#define SCTP_NEXT_MSG_IS_NOTIFICATION 0x0008 198163953Srrs 199223132Stuexenstruct sctp_recvv_rn { 200223132Stuexen struct sctp_rcvinfo recvv_rcvinfo; 201223132Stuexen struct sctp_nxtinfo recvv_nxtinfo; 202223132Stuexen}; 203223132Stuexen 204223132Stuexen#define SCTP_RECVV_NOINFO 0 205223132Stuexen#define SCTP_RECVV_RCVINFO 1 206223132Stuexen#define SCTP_RECVV_NXTINFO 2 207223132Stuexen#define SCTP_RECVV_RN 3 208223132Stuexen 209223152Stuexen#define SCTP_SENDV_NOINFO 0 210223132Stuexen#define SCTP_SENDV_SNDINFO 1 211223132Stuexen#define SCTP_SENDV_PRINFO 2 212223132Stuexen#define SCTP_SENDV_AUTHINFO 3 213223132Stuexen#define SCTP_SENDV_SPA 4 214223132Stuexen 215223132Stuexenstruct sctp_sendv_spa { 216223132Stuexen uint32_t sendv_flags; 217223132Stuexen struct sctp_sndinfo sendv_sndinfo; 218223132Stuexen struct sctp_prinfo sendv_prinfo; 219223132Stuexen struct sctp_authinfo sendv_authinfo; 220223132Stuexen}; 221223132Stuexen 222223132Stuexen#define SCTP_SEND_SNDINFO_VALID 0x00000001 223223132Stuexen#define SCTP_SEND_PRINFO_VALID 0x00000002 224223132Stuexen#define SCTP_SEND_AUTHINFO_VALID 0x00000004 225223132Stuexen 226163953Srrsstruct sctp_snd_all_completes { 227163953Srrs uint16_t sall_stream; 228163953Srrs uint16_t sall_flags; 229163953Srrs uint32_t sall_ppid; 230163953Srrs uint32_t sall_context; 231163953Srrs uint32_t sall_num_sent; 232163953Srrs uint32_t sall_num_failed; 233163953Srrs}; 234163953Srrs 235163953Srrs/* Flags that go into the sinfo->sinfo_flags field */ 236223132Stuexen#define SCTP_NOTIFICATION 0x0010 /* next message is a notification */ 237223132Stuexen#define SCTP_COMPLETE 0x0020 /* next message is complete */ 238185694Srrs#define SCTP_EOF 0x0100 /* Start shutdown procedures */ 239185694Srrs#define SCTP_ABORT 0x0200 /* Send an ABORT to peer */ 240185694Srrs#define SCTP_UNORDERED 0x0400 /* Message is un-ordered */ 241185694Srrs#define SCTP_ADDR_OVER 0x0800 /* Override the primary-address */ 242185694Srrs#define SCTP_SENDALL 0x1000 /* Send this on all associations */ 243185694Srrs#define SCTP_EOR 0x2000 /* end of message signal */ 244185694Srrs#define SCTP_SACK_IMMEDIATELY 0x4000 /* Set I-Bit */ 245171990Srrs 246223132Stuexen#define INVALID_SINFO_FLAG(x) (((x) & 0xfffffff0 \ 247166023Srrs & ~(SCTP_EOF | SCTP_ABORT | SCTP_UNORDERED |\ 248185694Srrs SCTP_ADDR_OVER | SCTP_SENDALL | SCTP_EOR |\ 249185694Srrs SCTP_SACK_IMMEDIATELY)) != 0) 250163953Srrs/* for the endpoint */ 251163953Srrs 252163953Srrs/* The lower byte is an enumeration of PR-SCTP policies */ 253223613Stuexen#define SCTP_PR_SCTP_NONE 0x0000/* Reliable transfer */ 254163953Srrs#define SCTP_PR_SCTP_TTL 0x0001/* Time based PR-SCTP */ 255163953Srrs#define SCTP_PR_SCTP_BUF 0x0002/* Buffer based PR-SCTP */ 256163953Srrs#define SCTP_PR_SCTP_RTX 0x0003/* Number of retransmissions based PR-SCTP */ 257163953Srrs 258223132Stuexen#define PR_SCTP_POLICY(x) ((x) & 0x0f) 259223613Stuexen#define PR_SCTP_ENABLED(x) (PR_SCTP_POLICY(x) != SCTP_PR_SCTP_NONE) 260166023Srrs#define PR_SCTP_TTL_ENABLED(x) (PR_SCTP_POLICY(x) == SCTP_PR_SCTP_TTL) 261166023Srrs#define PR_SCTP_BUF_ENABLED(x) (PR_SCTP_POLICY(x) == SCTP_PR_SCTP_BUF) 262166023Srrs#define PR_SCTP_RTX_ENABLED(x) (PR_SCTP_POLICY(x) == SCTP_PR_SCTP_RTX) 263166023Srrs#define PR_SCTP_INVALID_POLICY(x) (PR_SCTP_POLICY(x) > SCTP_PR_SCTP_RTX) 264163953Srrs/* Stat's */ 265163953Srrsstruct sctp_pcbinfo { 266163953Srrs uint32_t ep_count; 267163953Srrs uint32_t asoc_count; 268163953Srrs uint32_t laddr_count; 269163953Srrs uint32_t raddr_count; 270163953Srrs uint32_t chk_count; 271163953Srrs uint32_t readq_count; 272163953Srrs uint32_t free_chunks; 273163953Srrs uint32_t stream_oque; 274163953Srrs}; 275163953Srrs 276163953Srrsstruct sctp_sockstat { 277163953Srrs sctp_assoc_t ss_assoc_id; 278163953Srrs uint32_t ss_total_sndbuf; 279163953Srrs uint32_t ss_total_recv_buf; 280163953Srrs}; 281163953Srrs 282163953Srrs/* 283163953Srrs * notification event structures 284163953Srrs */ 285163953Srrs 286163953Srrs/* 287163953Srrs * association change event 288163953Srrs */ 289163953Srrsstruct sctp_assoc_change { 290163953Srrs uint16_t sac_type; 291163953Srrs uint16_t sac_flags; 292163953Srrs uint32_t sac_length; 293163953Srrs uint16_t sac_state; 294163953Srrs uint16_t sac_error; 295163953Srrs uint16_t sac_outbound_streams; 296163953Srrs uint16_t sac_inbound_streams; 297163953Srrs sctp_assoc_t sac_assoc_id; 298235175Stuexen uint8_t sac_info[]; 299163953Srrs}; 300163953Srrs 301163953Srrs/* sac_state values */ 302235175Stuexen#define SCTP_COMM_UP 0x0001 303235175Stuexen#define SCTP_COMM_LOST 0x0002 304235175Stuexen#define SCTP_RESTART 0x0003 305235175Stuexen#define SCTP_SHUTDOWN_COMP 0x0004 306235175Stuexen#define SCTP_CANT_STR_ASSOC 0x0005 307163953Srrs 308235175Stuexen/* sac_info values */ 309235175Stuexen#define SCTP_ASSOC_SUPPORTS_PR 0x01 310235175Stuexen#define SCTP_ASSOC_SUPPORTS_AUTH 0x02 311235175Stuexen#define SCTP_ASSOC_SUPPORTS_ASCONF 0x03 312235175Stuexen#define SCTP_ASSOC_SUPPORTS_MULTIBUF 0x04 313235175Stuexen#define SCTP_ASSOC_SUPPORTS_RE_CONFIG 0x05 314235175Stuexen#define SCTP_ASSOC_SUPPORTS_MAX 0x05 315163953Srrs/* 316163953Srrs * Address event 317163953Srrs */ 318163953Srrsstruct sctp_paddr_change { 319163953Srrs uint16_t spc_type; 320163953Srrs uint16_t spc_flags; 321163953Srrs uint32_t spc_length; 322163953Srrs struct sockaddr_storage spc_aaddr; 323163953Srrs uint32_t spc_state; 324163953Srrs uint32_t spc_error; 325163953Srrs sctp_assoc_t spc_assoc_id; 326170992Srrs uint8_t spc_padding[4]; 327163953Srrs}; 328163953Srrs 329163953Srrs/* paddr state values */ 330163953Srrs#define SCTP_ADDR_AVAILABLE 0x0001 331163953Srrs#define SCTP_ADDR_UNREACHABLE 0x0002 332163953Srrs#define SCTP_ADDR_REMOVED 0x0003 333163953Srrs#define SCTP_ADDR_ADDED 0x0004 334163953Srrs#define SCTP_ADDR_MADE_PRIM 0x0005 335163953Srrs#define SCTP_ADDR_CONFIRMED 0x0006 336163953Srrs 337163953Srrs#define SCTP_ACTIVE 0x0001 /* SCTP_ADDR_REACHABLE */ 338224641Stuexen#define SCTP_INACTIVE 0x0002 /* neither SCTP_ADDR_REACHABLE nor 339224641Stuexen * SCTP_ADDR_UNCONFIRMED */ 340163953Srrs#define SCTP_UNCONFIRMED 0x0200 /* SCTP_ADDR_UNCONFIRMED */ 341163953Srrs 342163953Srrs/* remote error events */ 343163953Srrsstruct sctp_remote_error { 344163953Srrs uint16_t sre_type; 345163953Srrs uint16_t sre_flags; 346163953Srrs uint32_t sre_length; 347163953Srrs uint16_t sre_error; 348163953Srrs sctp_assoc_t sre_assoc_id; 349163953Srrs uint8_t sre_data[4]; 350163953Srrs}; 351163953Srrs 352235172Stuexen/* data send failure event (deprecated) */ 353163953Srrsstruct sctp_send_failed { 354163953Srrs uint16_t ssf_type; 355163953Srrs uint16_t ssf_flags; 356163953Srrs uint32_t ssf_length; 357163953Srrs uint32_t ssf_error; 358163953Srrs struct sctp_sndrcvinfo ssf_info; 359163953Srrs sctp_assoc_t ssf_assoc_id; 360202782Stuexen uint8_t ssf_data[]; 361163953Srrs}; 362163953Srrs 363235172Stuexen/* data send failure event (not deprecated) */ 364235172Stuexenstruct sctp_send_failed_event { 365235172Stuexen uint16_t ssfe_type; 366235172Stuexen uint16_t ssfe_flags; 367235172Stuexen uint32_t ssfe_length; 368235172Stuexen uint32_t ssfe_error; 369235172Stuexen struct sctp_sndinfo ssfe_info; 370235172Stuexen sctp_assoc_t ssfe_assoc_id; 371235172Stuexen uint8_t ssfe_data[]; 372235172Stuexen}; 373235172Stuexen 374163953Srrs/* flag that indicates state of data */ 375163953Srrs#define SCTP_DATA_UNSENT 0x0001 /* inqueue never on wire */ 376163953Srrs#define SCTP_DATA_SENT 0x0002 /* on wire at failure */ 377163953Srrs 378163953Srrs/* shutdown event */ 379163953Srrsstruct sctp_shutdown_event { 380163953Srrs uint16_t sse_type; 381163953Srrs uint16_t sse_flags; 382163953Srrs uint32_t sse_length; 383163953Srrs sctp_assoc_t sse_assoc_id; 384163953Srrs}; 385163953Srrs 386163953Srrs/* Adaptation layer indication stuff */ 387163953Srrsstruct sctp_adaptation_event { 388163953Srrs uint16_t sai_type; 389163953Srrs uint16_t sai_flags; 390163953Srrs uint32_t sai_length; 391163953Srrs uint32_t sai_adaptation_ind; 392163953Srrs sctp_assoc_t sai_assoc_id; 393163953Srrs}; 394163953Srrs 395163953Srrsstruct sctp_setadaptation { 396163953Srrs uint32_t ssb_adaptation_ind; 397163953Srrs}; 398163953Srrs 399215034Sbrucec/* compatible old spelling */ 400163953Srrsstruct sctp_adaption_event { 401163953Srrs uint16_t sai_type; 402163953Srrs uint16_t sai_flags; 403163953Srrs uint32_t sai_length; 404163953Srrs uint32_t sai_adaption_ind; 405163953Srrs sctp_assoc_t sai_assoc_id; 406163953Srrs}; 407163953Srrs 408163953Srrsstruct sctp_setadaption { 409163953Srrs uint32_t ssb_adaption_ind; 410163953Srrs}; 411163953Srrs 412163953Srrs 413163953Srrs/* 414163953Srrs * Partial Delivery API event 415163953Srrs */ 416163953Srrsstruct sctp_pdapi_event { 417163953Srrs uint16_t pdapi_type; 418163953Srrs uint16_t pdapi_flags; 419163953Srrs uint32_t pdapi_length; 420163953Srrs uint32_t pdapi_indication; 421168943Srrs uint16_t pdapi_stream; 422168943Srrs uint16_t pdapi_seq; 423163953Srrs sctp_assoc_t pdapi_assoc_id; 424163953Srrs}; 425163953Srrs 426163953Srrs/* indication values */ 427163953Srrs#define SCTP_PARTIAL_DELIVERY_ABORTED 0x0001 428163953Srrs 429163953Srrs 430163953Srrs/* 431163953Srrs * authentication key event 432163953Srrs */ 433163953Srrsstruct sctp_authkey_event { 434163953Srrs uint16_t auth_type; 435163953Srrs uint16_t auth_flags; 436163953Srrs uint32_t auth_length; 437163953Srrs uint16_t auth_keynumber; 438163953Srrs uint16_t auth_altkeynumber; 439163953Srrs uint32_t auth_indication; 440163953Srrs sctp_assoc_t auth_assoc_id; 441163953Srrs}; 442163953Srrs 443163953Srrs/* indication values */ 444234802Stuexen#define SCTP_AUTH_NEW_KEY 0x0001 445234802Stuexen#define SCTP_AUTH_NEWKEY SCTP_AUTH_NEW_KEY 446185694Srrs#define SCTP_AUTH_NO_AUTH 0x0002 447185694Srrs#define SCTP_AUTH_FREE_KEY 0x0003 448163953Srrs 449163953Srrs 450185694Srrsstruct sctp_sender_dry_event { 451185694Srrs uint16_t sender_dry_type; 452185694Srrs uint16_t sender_dry_flags; 453185694Srrs uint32_t sender_dry_length; 454185694Srrs sctp_assoc_t sender_dry_assoc_id; 455185694Srrs}; 456185694Srrs 457185694Srrs 458163953Srrs/* 459234790Stuexen * Stream reset event - subscribe to SCTP_STREAM_RESET_EVENT 460163953Srrs */ 461163953Srrsstruct sctp_stream_reset_event { 462163953Srrs uint16_t strreset_type; 463163953Srrs uint16_t strreset_flags; 464163953Srrs uint32_t strreset_length; 465163953Srrs sctp_assoc_t strreset_assoc_id; 466234790Stuexen uint16_t strreset_stream_list[]; 467163953Srrs}; 468163953Srrs 469234790Stuexen/* flags in stream_reset_event (strreset_flags) */ 470234801Stuexen#define SCTP_STREAM_RESET_INCOMING_SSN 0x0001 471234801Stuexen#define SCTP_STREAM_RESET_OUTGOING_SSN 0x0002 472234801Stuexen#define SCTP_STREAM_RESET_DENIED 0x0004 473234801Stuexen#define SCTP_STREAM_RESET_FAILED 0x0008 474163953Srrs 475234790Stuexen/* 476234790Stuexen * Assoc reset event - subscribe to SCTP_ASSOC_RESET_EVENT 477234790Stuexen */ 478234790Stuexenstruct sctp_assoc_reset_event { 479234790Stuexen uint16_t assocreset_type; 480234790Stuexen uint16_t assocreset_flags; 481234790Stuexen uint32_t assocreset_length; 482234790Stuexen sctp_assoc_t assocreset_assoc_id; 483234790Stuexen uint32_t assocreset_local_tsn; 484234790Stuexen uint32_t assocreset_remote_tsn; 485234790Stuexen}; 486234790Stuexen 487234790Stuexen#define SCTP_ASSOC_RESET_DENIED 0x0004 488234790Stuexen#define SCTP_ASSOC_RESET_FAILED 0x0008 489234790Stuexen 490234790Stuexen/* 491234790Stuexen * Stream change event - subscribe to SCTP_STREAM_CHANGE_EVENT 492234790Stuexen */ 493234790Stuexenstruct sctp_stream_change_event { 494234790Stuexen uint16_t strchange_type; 495234790Stuexen uint16_t strchange_flags; 496234790Stuexen uint32_t strchange_length; 497234790Stuexen sctp_assoc_t strchange_assoc_id; 498234790Stuexen uint16_t strchange_instrms; 499234790Stuexen uint16_t strchange_outstrms; 500234790Stuexen}; 501234790Stuexen 502234790Stuexen#define SCTP_STREAM_CHANGE_DENIED 0x0004 503234790Stuexen#define SCTP_STREAM_CHANGE_FAILED 0x0008 504234790Stuexen 505234790Stuexen 506163953Srrs/* SCTP notification event */ 507163953Srrsstruct sctp_tlv { 508163953Srrs uint16_t sn_type; 509163953Srrs uint16_t sn_flags; 510163953Srrs uint32_t sn_length; 511163953Srrs}; 512163953Srrs 513163953Srrsunion sctp_notification { 514163953Srrs struct sctp_tlv sn_header; 515163953Srrs struct sctp_assoc_change sn_assoc_change; 516163953Srrs struct sctp_paddr_change sn_paddr_change; 517163953Srrs struct sctp_remote_error sn_remote_error; 518163953Srrs struct sctp_send_failed sn_send_failed; 519163953Srrs struct sctp_shutdown_event sn_shutdown_event; 520163953Srrs struct sctp_adaptation_event sn_adaptation_event; 521215034Sbrucec /* compatibility same as above */ 522163953Srrs struct sctp_adaption_event sn_adaption_event; 523163953Srrs struct sctp_pdapi_event sn_pdapi_event; 524163953Srrs struct sctp_authkey_event sn_auth_event; 525185694Srrs struct sctp_sender_dry_event sn_sender_dry_event; 526237897Stuexen struct sctp_send_failed_event sn_send_failed_event; 527163953Srrs struct sctp_stream_reset_event sn_strreset_event; 528234790Stuexen struct sctp_assoc_reset_event sn_assocreset_event; 529234790Stuexen struct sctp_stream_change_event sn_strchange_event; 530163953Srrs}; 531163953Srrs 532163953Srrs/* notification types */ 533235172Stuexen#define SCTP_ASSOC_CHANGE 0x0001 534235172Stuexen#define SCTP_PEER_ADDR_CHANGE 0x0002 535235172Stuexen#define SCTP_REMOTE_ERROR 0x0003 536235172Stuexen#define SCTP_SEND_FAILED 0x0004 537235172Stuexen#define SCTP_SHUTDOWN_EVENT 0x0005 538235172Stuexen#define SCTP_ADAPTATION_INDICATION 0x0006 539163953Srrs/* same as above */ 540235172Stuexen#define SCTP_ADAPTION_INDICATION 0x0006 541235172Stuexen#define SCTP_PARTIAL_DELIVERY_EVENT 0x0007 542235172Stuexen#define SCTP_AUTHENTICATION_EVENT 0x0008 543235172Stuexen#define SCTP_STREAM_RESET_EVENT 0x0009 544235172Stuexen#define SCTP_SENDER_DRY_EVENT 0x000a 545235172Stuexen#define SCTP_NOTIFICATIONS_STOPPED_EVENT 0x000b /* we don't send this */ 546235172Stuexen#define SCTP_ASSOC_RESET_EVENT 0x000c 547235172Stuexen#define SCTP_STREAM_CHANGE_EVENT 0x000d 548235172Stuexen#define SCTP_SEND_FAILED_EVENT 0x000e 549163953Srrs/* 550163953Srrs * socket option structs 551163953Srrs */ 552163953Srrs 553163953Srrsstruct sctp_paddrparams { 554170992Srrs struct sockaddr_storage spp_address; 555163953Srrs sctp_assoc_t spp_assoc_id; 556163953Srrs uint32_t spp_hbinterval; 557163953Srrs uint32_t spp_pathmtu; 558163953Srrs uint32_t spp_flags; 559163953Srrs uint32_t spp_ipv6_flowlabel; 560170992Srrs uint16_t spp_pathmaxrxt; 561224870Stuexen uint8_t spp_dscp; 562163953Srrs}; 563163953Srrs 564224870Stuexen#define spp_ipv4_tos spp_dscp 565224870Stuexen 566163953Srrs#define SPP_HB_ENABLE 0x00000001 567163953Srrs#define SPP_HB_DISABLE 0x00000002 568163953Srrs#define SPP_HB_DEMAND 0x00000004 569163953Srrs#define SPP_PMTUD_ENABLE 0x00000008 570163953Srrs#define SPP_PMTUD_DISABLE 0x00000010 571163953Srrs#define SPP_HB_TIME_IS_ZERO 0x00000080 572163953Srrs#define SPP_IPV6_FLOWLABEL 0x00000100 573224870Stuexen#define SPP_DSCP 0x00000200 574224870Stuexen#define SPP_IPV4_TOS SPP_DSCP 575163953Srrs 576224641Stuexenstruct sctp_paddrthlds { 577227948Stuexen struct sockaddr_storage spt_address; 578224641Stuexen sctp_assoc_t spt_assoc_id; 579224641Stuexen uint16_t spt_pathmaxrxt; 580224641Stuexen uint16_t spt_pathpfthld; 581224641Stuexen}; 582224641Stuexen 583163953Srrsstruct sctp_paddrinfo { 584170992Srrs struct sockaddr_storage spinfo_address; 585163953Srrs sctp_assoc_t spinfo_assoc_id; 586163953Srrs int32_t spinfo_state; 587163953Srrs uint32_t spinfo_cwnd; 588163953Srrs uint32_t spinfo_srtt; 589163953Srrs uint32_t spinfo_rto; 590163953Srrs uint32_t spinfo_mtu; 591163953Srrs}; 592163953Srrs 593163953Srrsstruct sctp_rtoinfo { 594163953Srrs sctp_assoc_t srto_assoc_id; 595163953Srrs uint32_t srto_initial; 596163953Srrs uint32_t srto_max; 597163953Srrs uint32_t srto_min; 598163953Srrs}; 599163953Srrs 600163953Srrsstruct sctp_assocparams { 601163953Srrs sctp_assoc_t sasoc_assoc_id; 602163953Srrs uint32_t sasoc_peer_rwnd; 603163953Srrs uint32_t sasoc_local_rwnd; 604163953Srrs uint32_t sasoc_cookie_life; 605170992Srrs uint16_t sasoc_asocmaxrxt; 606170992Srrs uint16_t sasoc_number_peer_destinations; 607163953Srrs}; 608163953Srrs 609163953Srrsstruct sctp_setprim { 610170992Srrs struct sockaddr_storage ssp_addr; 611163953Srrs sctp_assoc_t ssp_assoc_id; 612170992Srrs uint8_t ssp_padding[4]; 613163953Srrs}; 614163953Srrs 615163953Srrsstruct sctp_setpeerprim { 616170992Srrs struct sockaddr_storage sspp_addr; 617163953Srrs sctp_assoc_t sspp_assoc_id; 618170992Srrs uint8_t sspp_padding[4]; 619163953Srrs}; 620163953Srrs 621163953Srrsstruct sctp_getaddresses { 622163953Srrs sctp_assoc_t sget_assoc_id; 623163953Srrs /* addr is filled in for N * sockaddr_storage */ 624163953Srrs struct sockaddr addr[1]; 625163953Srrs}; 626163953Srrs 627163953Srrsstruct sctp_status { 628163953Srrs sctp_assoc_t sstat_assoc_id; 629163953Srrs int32_t sstat_state; 630163953Srrs uint32_t sstat_rwnd; 631163953Srrs uint16_t sstat_unackdata; 632163953Srrs uint16_t sstat_penddata; 633163953Srrs uint16_t sstat_instrms; 634163953Srrs uint16_t sstat_outstrms; 635163953Srrs uint32_t sstat_fragmentation_point; 636163953Srrs struct sctp_paddrinfo sstat_primary; 637163953Srrs}; 638163953Srrs 639163953Srrs/* 640163953Srrs * AUTHENTICATION support 641163953Srrs */ 642163953Srrs/* SCTP_AUTH_CHUNK */ 643163953Srrsstruct sctp_authchunk { 644163953Srrs uint8_t sauth_chunk; 645163953Srrs}; 646163953Srrs 647163953Srrs/* SCTP_AUTH_KEY */ 648163953Srrsstruct sctp_authkey { 649163953Srrs sctp_assoc_t sca_assoc_id; 650163953Srrs uint16_t sca_keynumber; 651223697Stuexen uint16_t sca_keylength; 652202782Stuexen uint8_t sca_key[]; 653163953Srrs}; 654163953Srrs 655163953Srrs/* SCTP_HMAC_IDENT */ 656163953Srrsstruct sctp_hmacalgo { 657179141Srrs uint32_t shmac_number_of_idents; 658202782Stuexen uint16_t shmac_idents[]; 659163953Srrs}; 660163953Srrs 661163953Srrs/* AUTH hmac_id */ 662163953Srrs#define SCTP_AUTH_HMAC_ID_RSVD 0x0000 663163953Srrs#define SCTP_AUTH_HMAC_ID_SHA1 0x0001 /* default, mandatory */ 664163953Srrs#define SCTP_AUTH_HMAC_ID_SHA256 0x0003 665163953Srrs 666163953Srrs/* SCTP_AUTH_ACTIVE_KEY / SCTP_AUTH_DELETE_KEY */ 667163953Srrsstruct sctp_authkeyid { 668163953Srrs sctp_assoc_t scact_assoc_id; 669163953Srrs uint16_t scact_keynumber; 670163953Srrs}; 671163953Srrs 672163953Srrs/* SCTP_PEER_AUTH_CHUNKS / SCTP_LOCAL_AUTH_CHUNKS */ 673163953Srrsstruct sctp_authchunks { 674163953Srrs sctp_assoc_t gauth_assoc_id; 675235123Stuexen uint32_t gauth_number_of_chunks; 676202782Stuexen uint8_t gauth_chunks[]; 677163953Srrs}; 678163953Srrs 679163953Srrsstruct sctp_assoc_value { 680163953Srrs sctp_assoc_t assoc_id; 681163953Srrs uint32_t assoc_value; 682163953Srrs}; 683163953Srrs 684219057Srrsstruct sctp_cc_option { 685219057Srrs int option; 686219057Srrs struct sctp_assoc_value aid_value; 687219057Srrs}; 688219057Srrs 689217760Stuexenstruct sctp_stream_value { 690217760Stuexen sctp_assoc_t assoc_id; 691217760Stuexen uint16_t stream_id; 692217760Stuexen uint16_t stream_value; 693217760Stuexen}; 694217760Stuexen 695163953Srrsstruct sctp_assoc_ids { 696185694Srrs uint32_t gaids_number_of_ids; 697202782Stuexen sctp_assoc_t gaids_assoc_id[]; 698163953Srrs}; 699163953Srrs 700170056Srrsstruct sctp_sack_info { 701170056Srrs sctp_assoc_t sack_assoc_id; 702170056Srrs uint32_t sack_delay; 703170056Srrs uint32_t sack_freq; 704170056Srrs}; 705170056Srrs 706215410Stuexenstruct sctp_timeouts { 707215410Stuexen sctp_assoc_t stimo_assoc_id; 708215410Stuexen uint32_t stimo_init; 709215410Stuexen uint32_t stimo_data; 710215410Stuexen uint32_t stimo_sack; 711215410Stuexen uint32_t stimo_shutdown; 712215410Stuexen uint32_t stimo_heartbeat; 713215410Stuexen uint32_t stimo_cookie; 714215410Stuexen uint32_t stimo_shutdownack; 715215410Stuexen}; 716215410Stuexen 717231070Stuexenstruct sctp_udpencaps { 718231073Stuexen struct sockaddr_storage sue_address; 719231070Stuexen sctp_assoc_t sue_assoc_id; 720231070Stuexen uint16_t sue_port; 721231070Stuexen}; 722231070Stuexen 723163953Srrsstruct sctp_cwnd_args { 724170992Srrs struct sctp_nets *net; /* network to *//* FIXME: LP64 issue */ 725163953Srrs uint32_t cwnd_new_value;/* cwnd in k */ 726163953Srrs uint32_t pseudo_cumack; 727190689Srrs uint16_t inflight; /* flightsize in k */ 728190689Srrs uint16_t cwnd_augment; /* increment to it */ 729163953Srrs uint8_t meets_pseudo_cumack; 730163953Srrs uint8_t need_new_pseudo_cumack; 731163953Srrs uint8_t cnt_in_send; 732163953Srrs uint8_t cnt_in_str; 733163953Srrs}; 734163953Srrs 735163953Srrsstruct sctp_blk_args { 736163953Srrs uint32_t onsb; /* in 1k bytes */ 737163953Srrs uint32_t sndlen; /* len of send being attempted */ 738163953Srrs uint32_t peer_rwnd; /* rwnd of peer */ 739163953Srrs uint16_t send_sent_qcnt;/* chnk cnt */ 740163953Srrs uint16_t stream_qcnt; /* chnk cnt */ 741163953Srrs uint16_t chunks_on_oque;/* chunks out */ 742163953Srrs uint16_t flight_size; /* flight size in k */ 743163953Srrs}; 744163953Srrs 745163953Srrs/* 746163953Srrs * Max we can reset in one setting, note this is dictated not by the define 747163953Srrs * but the size of a mbuf cluster so don't change this define and think you 748163953Srrs * can specify more. You must do multiple resets if you want to reset more 749163953Srrs * than SCTP_MAX_EXPLICIT_STR_RESET. 750163953Srrs */ 751163953Srrs#define SCTP_MAX_EXPLICT_STR_RESET 1000 752163953Srrs 753234790Stuexenstruct sctp_reset_streams { 754234790Stuexen sctp_assoc_t srs_assoc_id; 755234790Stuexen uint16_t srs_flags; 756234790Stuexen uint16_t srs_number_streams; /* 0 == ALL */ 757234790Stuexen uint16_t srs_stream_list[]; /* list if strrst_num_streams is not 0 */ 758234790Stuexen}; 759163953Srrs 760234790Stuexenstruct sctp_add_streams { 761234790Stuexen sctp_assoc_t sas_assoc_id; 762234790Stuexen uint16_t sas_instrms; 763234790Stuexen uint16_t sas_outstrms; 764163953Srrs}; 765163953Srrs 766163953Srrsstruct sctp_get_nonce_values { 767163953Srrs sctp_assoc_t gn_assoc_id; 768163953Srrs uint32_t gn_peers_tag; 769163953Srrs uint32_t gn_local_tag; 770163953Srrs}; 771163953Srrs 772163953Srrs/* Debugging logs */ 773163953Srrsstruct sctp_str_log { 774170992Srrs void *stcb; /* FIXME: LP64 issue */ 775163953Srrs uint32_t n_tsn; 776163953Srrs uint32_t e_tsn; 777163953Srrs uint16_t n_sseq; 778163953Srrs uint16_t e_sseq; 779164181Srrs uint16_t strm; 780163953Srrs}; 781163953Srrs 782163953Srrsstruct sctp_sb_log { 783170992Srrs void *stcb; /* FIXME: LP64 issue */ 784163953Srrs uint32_t so_sbcc; 785163953Srrs uint32_t stcb_sbcc; 786163953Srrs uint32_t incr; 787163953Srrs}; 788163953Srrs 789163953Srrsstruct sctp_fr_log { 790163953Srrs uint32_t largest_tsn; 791163953Srrs uint32_t largest_new_tsn; 792163953Srrs uint32_t tsn; 793163953Srrs}; 794163953Srrs 795163953Srrsstruct sctp_fr_map { 796163953Srrs uint32_t base; 797163953Srrs uint32_t cum; 798163953Srrs uint32_t high; 799163953Srrs}; 800163953Srrs 801163953Srrsstruct sctp_rwnd_log { 802163953Srrs uint32_t rwnd; 803163953Srrs uint32_t send_size; 804163953Srrs uint32_t overhead; 805163953Srrs uint32_t new_rwnd; 806163953Srrs}; 807163953Srrs 808163953Srrsstruct sctp_mbcnt_log { 809163953Srrs uint32_t total_queue_size; 810163953Srrs uint32_t size_change; 811163953Srrs uint32_t total_queue_mb_size; 812163953Srrs uint32_t mbcnt_change; 813163953Srrs}; 814163953Srrs 815163953Srrsstruct sctp_sack_log { 816163953Srrs uint32_t cumack; 817163953Srrs uint32_t oldcumack; 818163953Srrs uint32_t tsn; 819163953Srrs uint16_t numGaps; 820163953Srrs uint16_t numDups; 821163953Srrs}; 822163953Srrs 823163953Srrsstruct sctp_lock_log { 824170992Srrs void *sock; /* FIXME: LP64 issue */ 825170992Srrs void *inp; /* FIXME: LP64 issue */ 826163953Srrs uint8_t tcb_lock; 827163953Srrs uint8_t inp_lock; 828163953Srrs uint8_t info_lock; 829163953Srrs uint8_t sock_lock; 830163953Srrs uint8_t sockrcvbuf_lock; 831163953Srrs uint8_t socksndbuf_lock; 832163953Srrs uint8_t create_lock; 833163953Srrs uint8_t resv; 834163953Srrs}; 835163953Srrs 836163953Srrsstruct sctp_rto_log { 837170992Srrs void *net; /* FIXME: LP64 issue */ 838163953Srrs uint32_t rtt; 839163953Srrs}; 840163953Srrs 841163953Srrsstruct sctp_nagle_log { 842170992Srrs void *stcb; /* FIXME: LP64 issue */ 843163953Srrs uint32_t total_flight; 844163953Srrs uint32_t total_in_queue; 845163953Srrs uint16_t count_in_queue; 846163953Srrs uint16_t count_in_flight; 847163953Srrs}; 848163953Srrs 849163953Srrsstruct sctp_sbwake_log { 850170992Srrs void *stcb; /* FIXME: LP64 issue */ 851163953Srrs uint16_t send_q; 852163953Srrs uint16_t sent_q; 853163953Srrs uint16_t flight; 854163953Srrs uint16_t wake_cnt; 855163953Srrs uint8_t stream_qcnt; /* chnk cnt */ 856163953Srrs uint8_t chunks_on_oque; /* chunks out */ 857163953Srrs uint8_t sbflags; 858163953Srrs uint8_t sctpflags; 859163953Srrs}; 860163953Srrs 861163953Srrsstruct sctp_misc_info { 862163953Srrs uint32_t log1; 863163953Srrs uint32_t log2; 864163953Srrs uint32_t log3; 865163953Srrs uint32_t log4; 866163953Srrs}; 867163953Srrs 868163953Srrsstruct sctp_log_closing { 869170992Srrs void *inp; /* FIXME: LP64 issue */ 870170992Srrs void *stcb; /* FIXME: LP64 issue */ 871163953Srrs uint32_t sctp_flags; 872163953Srrs uint16_t state; 873163953Srrs int16_t loc; 874163953Srrs}; 875163953Srrs 876163953Srrsstruct sctp_mbuf_log { 877170992Srrs struct mbuf *mp; /* FIXME: LP64 issue */ 878163953Srrs caddr_t ext; 879163953Srrs caddr_t data; 880163953Srrs uint16_t size; 881163953Srrs uint8_t refcnt; 882163953Srrs uint8_t mbuf_flags; 883163953Srrs}; 884163953Srrs 885163953Srrsstruct sctp_cwnd_log { 886170744Srrs uint64_t time_event; 887163953Srrs uint8_t from; 888163953Srrs uint8_t event_type; 889163953Srrs uint8_t resv[2]; 890163953Srrs union { 891163953Srrs struct sctp_log_closing close; 892163953Srrs struct sctp_blk_args blk; 893163953Srrs struct sctp_cwnd_args cwnd; 894163953Srrs struct sctp_str_log strlog; 895163953Srrs struct sctp_fr_log fr; 896163953Srrs struct sctp_fr_map map; 897163953Srrs struct sctp_rwnd_log rwnd; 898163953Srrs struct sctp_mbcnt_log mbcnt; 899163953Srrs struct sctp_sack_log sack; 900163953Srrs struct sctp_lock_log lock; 901163953Srrs struct sctp_rto_log rto; 902163953Srrs struct sctp_sb_log sb; 903163953Srrs struct sctp_nagle_log nagle; 904163953Srrs struct sctp_sbwake_log wake; 905163953Srrs struct sctp_mbuf_log mb; 906163953Srrs struct sctp_misc_info misc; 907163953Srrs } x; 908163953Srrs}; 909163953Srrs 910163953Srrsstruct sctp_cwnd_log_req { 911170992Srrs int32_t num_in_log; /* Number in log */ 912170992Srrs int32_t num_ret; /* Number returned */ 913170992Srrs int32_t start_at; /* start at this one */ 914170992Srrs int32_t end_at; /* end at this one */ 915202782Stuexen struct sctp_cwnd_log log[]; 916163953Srrs}; 917163953Srrs 918172091Srrsstruct sctp_timeval { 919172091Srrs uint32_t tv_sec; 920172091Srrs uint32_t tv_usec; 921172091Srrs}; 922172091Srrs 923163953Srrsstruct sctpstat { 924191890Srrs struct sctp_timeval sctps_discontinuitytime; /* sctpStats 18 925191890Srrs * (TimeStamp) */ 926163953Srrs /* MIB according to RFC 3873 */ 927170992Srrs uint32_t sctps_currestab; /* sctpStats 1 (Gauge32) */ 928170992Srrs uint32_t sctps_activeestab; /* sctpStats 2 (Counter32) */ 929170992Srrs uint32_t sctps_restartestab; 930170992Srrs uint32_t sctps_collisionestab; 931170992Srrs uint32_t sctps_passiveestab; /* sctpStats 3 (Counter32) */ 932170992Srrs uint32_t sctps_aborted; /* sctpStats 4 (Counter32) */ 933170992Srrs uint32_t sctps_shutdown;/* sctpStats 5 (Counter32) */ 934170992Srrs uint32_t sctps_outoftheblue; /* sctpStats 6 (Counter32) */ 935170992Srrs uint32_t sctps_checksumerrors; /* sctpStats 7 (Counter32) */ 936170992Srrs uint32_t sctps_outcontrolchunks; /* sctpStats 8 (Counter64) */ 937170992Srrs uint32_t sctps_outorderchunks; /* sctpStats 9 (Counter64) */ 938170992Srrs uint32_t sctps_outunorderchunks; /* sctpStats 10 (Counter64) */ 939170992Srrs uint32_t sctps_incontrolchunks; /* sctpStats 11 (Counter64) */ 940170992Srrs uint32_t sctps_inorderchunks; /* sctpStats 12 (Counter64) */ 941170992Srrs uint32_t sctps_inunorderchunks; /* sctpStats 13 (Counter64) */ 942170992Srrs uint32_t sctps_fragusrmsgs; /* sctpStats 14 (Counter64) */ 943170992Srrs uint32_t sctps_reasmusrmsgs; /* sctpStats 15 (Counter64) */ 944170992Srrs uint32_t sctps_outpackets; /* sctpStats 16 (Counter64) */ 945170992Srrs uint32_t sctps_inpackets; /* sctpStats 17 (Counter64) */ 946170992Srrs 947163953Srrs /* input statistics: */ 948170992Srrs uint32_t sctps_recvpackets; /* total input packets */ 949170992Srrs uint32_t sctps_recvdatagrams; /* total input datagrams */ 950170992Srrs uint32_t sctps_recvpktwithdata; /* total packets that had data */ 951170992Srrs uint32_t sctps_recvsacks; /* total input SACK chunks */ 952170992Srrs uint32_t sctps_recvdata;/* total input DATA chunks */ 953170992Srrs uint32_t sctps_recvdupdata; /* total input duplicate DATA chunks */ 954170992Srrs uint32_t sctps_recvheartbeat; /* total input HB chunks */ 955170992Srrs uint32_t sctps_recvheartbeatack; /* total input HB-ACK chunks */ 956170992Srrs uint32_t sctps_recvecne;/* total input ECNE chunks */ 957170992Srrs uint32_t sctps_recvauth;/* total input AUTH chunks */ 958170992Srrs uint32_t sctps_recvauthmissing; /* total input chunks missing AUTH */ 959170992Srrs uint32_t sctps_recvivalhmacid; /* total number of invalid HMAC ids 960163953Srrs * received */ 961170992Srrs uint32_t sctps_recvivalkeyid; /* total number of invalid secret ids 962163953Srrs * received */ 963170992Srrs uint32_t sctps_recvauthfailed; /* total number of auth failed */ 964170992Srrs uint32_t sctps_recvexpress; /* total fast path receives all one 965163953Srrs * chunk */ 966170992Srrs uint32_t sctps_recvexpressm; /* total fast path multi-part data */ 967188067Srrs uint32_t sctps_recvnocrc; 968188067Srrs uint32_t sctps_recvswcrc; 969188067Srrs uint32_t sctps_recvhwcrc; 970188067Srrs 971163953Srrs /* output statistics: */ 972170992Srrs uint32_t sctps_sendpackets; /* total output packets */ 973170992Srrs uint32_t sctps_sendsacks; /* total output SACKs */ 974170992Srrs uint32_t sctps_senddata;/* total output DATA chunks */ 975170992Srrs uint32_t sctps_sendretransdata; /* total output retransmitted DATA 976163953Srrs * chunks */ 977170992Srrs uint32_t sctps_sendfastretrans; /* total output fast retransmitted 978163953Srrs * DATA chunks */ 979170992Srrs uint32_t sctps_sendmultfastretrans; /* total FR's that happened 980168755Srrs * more than once to same 981168755Srrs * chunk (u-del multi-fr 982168755Srrs * algo). */ 983170992Srrs uint32_t sctps_sendheartbeat; /* total output HB chunks */ 984170992Srrs uint32_t sctps_sendecne;/* total output ECNE chunks */ 985170992Srrs uint32_t sctps_sendauth;/* total output AUTH chunks FIXME */ 986170992Srrs uint32_t sctps_senderrors; /* ip_output error counter */ 987188067Srrs uint32_t sctps_sendnocrc; 988188067Srrs uint32_t sctps_sendswcrc; 989188067Srrs uint32_t sctps_sendhwcrc; 990163953Srrs /* PCKDROPREP statistics: */ 991170992Srrs uint32_t sctps_pdrpfmbox; /* Packet drop from middle box */ 992170992Srrs uint32_t sctps_pdrpfehos; /* P-drop from end host */ 993170992Srrs uint32_t sctps_pdrpmbda;/* P-drops with data */ 994170992Srrs uint32_t sctps_pdrpmbct;/* P-drops, non-data, non-endhost */ 995170992Srrs uint32_t sctps_pdrpbwrpt; /* P-drop, non-endhost, bandwidth rep 996170992Srrs * only */ 997170992Srrs uint32_t sctps_pdrpcrupt; /* P-drop, not enough for chunk header */ 998170992Srrs uint32_t sctps_pdrpnedat; /* P-drop, not enough data to confirm */ 999170992Srrs uint32_t sctps_pdrppdbrk; /* P-drop, where process_chunk_drop 1000170992Srrs * said break */ 1001170992Srrs uint32_t sctps_pdrptsnnf; /* P-drop, could not find TSN */ 1002170992Srrs uint32_t sctps_pdrpdnfnd; /* P-drop, attempt reverse TSN lookup */ 1003170992Srrs uint32_t sctps_pdrpdiwnp; /* P-drop, e-host confirms zero-rwnd */ 1004170992Srrs uint32_t sctps_pdrpdizrw; /* P-drop, midbox confirms no space */ 1005170992Srrs uint32_t sctps_pdrpbadd;/* P-drop, data did not match TSN */ 1006170992Srrs uint32_t sctps_pdrpmark;/* P-drop, TSN's marked for Fast Retran */ 1007163953Srrs /* timeouts */ 1008170992Srrs uint32_t sctps_timoiterator; /* Number of iterator timers that 1009168755Srrs * fired */ 1010170992Srrs uint32_t sctps_timodata;/* Number of T3 data time outs */ 1011170992Srrs uint32_t sctps_timowindowprobe; /* Number of window probe (T3) timers 1012168755Srrs * that fired */ 1013170992Srrs uint32_t sctps_timoinit;/* Number of INIT timers that fired */ 1014170992Srrs uint32_t sctps_timosack;/* Number of sack timers that fired */ 1015170992Srrs uint32_t sctps_timoshutdown; /* Number of shutdown timers that 1016168755Srrs * fired */ 1017170992Srrs uint32_t sctps_timoheartbeat; /* Number of heartbeat timers that 1018168755Srrs * fired */ 1019170992Srrs uint32_t sctps_timocookie; /* Number of times a cookie timeout 1020168755Srrs * fired */ 1021170992Srrs uint32_t sctps_timosecret; /* Number of times an endpoint changed 1022170992Srrs * its cookie secret */ 1023170992Srrs uint32_t sctps_timopathmtu; /* Number of PMTU timers that fired */ 1024170992Srrs uint32_t sctps_timoshutdownack; /* Number of shutdown ack timers that 1025168755Srrs * fired */ 1026170992Srrs uint32_t sctps_timoshutdownguard; /* Number of shutdown guard 1027170992Srrs * timers that fired */ 1028170992Srrs uint32_t sctps_timostrmrst; /* Number of stream reset timers that 1029168755Srrs * fired */ 1030170992Srrs uint32_t sctps_timoearlyfr; /* Number of early FR timers that 1031168755Srrs * fired */ 1032170992Srrs uint32_t sctps_timoasconf; /* Number of times an asconf timer 1033170992Srrs * fired */ 1034172091Srrs uint32_t sctps_timodelprim; /* Number of times a prim_deleted 1035172091Srrs * timer fired */ 1036170992Srrs uint32_t sctps_timoautoclose; /* Number of times auto close timer 1037170992Srrs * fired */ 1038170992Srrs uint32_t sctps_timoassockill; /* Number of asoc free timers expired */ 1039170992Srrs uint32_t sctps_timoinpkill; /* Number of inp free timers expired */ 1040224641Stuexen /* former early FR counters */ 1041224641Stuexen uint32_t sctps_spare[11]; 1042215034Sbrucec /* others */ 1043170992Srrs uint32_t sctps_hdrops; /* packet shorter than header */ 1044170992Srrs uint32_t sctps_badsum; /* checksum error */ 1045170992Srrs uint32_t sctps_noport; /* no endpoint for port */ 1046170992Srrs uint32_t sctps_badvtag; /* bad v-tag */ 1047170992Srrs uint32_t sctps_badsid; /* bad SID */ 1048170992Srrs uint32_t sctps_nomem; /* no memory */ 1049170992Srrs uint32_t sctps_fastretransinrtt; /* number of multiple FR in a 1050170992Srrs * RTT window */ 1051170992Srrs uint32_t sctps_markedretrans; 1052170992Srrs uint32_t sctps_naglesent; /* nagle allowed sending */ 1053215034Sbrucec uint32_t sctps_naglequeued; /* nagle doesn't allow sending */ 1054215034Sbrucec uint32_t sctps_maxburstqueued; /* max burst doesn't allow sending */ 1055170992Srrs uint32_t sctps_ifnomemqueued; /* look ahead tells us no memory in 1056168755Srrs * interface ring buffer OR we had a 1057168755Srrs * send error and are queuing one 1058168755Srrs * send. */ 1059170992Srrs uint32_t sctps_windowprobed; /* total number of window probes sent */ 1060170992Srrs uint32_t sctps_lowlevelerr; /* total times an output error causes 1061168755Srrs * us to clamp down on next user send. */ 1062170992Srrs uint32_t sctps_lowlevelerrusr; /* total times sctp_senderrors were 1063168755Srrs * caused from a user send from a user 1064168755Srrs * invoked send not a sack response */ 1065170992Srrs uint32_t sctps_datadropchklmt; /* Number of in data drops due to 1066168755Srrs * chunk limit reached */ 1067170992Srrs uint32_t sctps_datadroprwnd; /* Number of in data drops due to rwnd 1068168755Srrs * limit reached */ 1069170992Srrs uint32_t sctps_ecnereducedcwnd; /* Number of times a ECN reduced the 1070168755Srrs * cwnd */ 1071170992Srrs uint32_t sctps_vtagexpress; /* Used express lookup via vtag */ 1072170992Srrs uint32_t sctps_vtagbogus; /* Collision in express lookup. */ 1073170992Srrs uint32_t sctps_primary_randry; /* Number of times the sender ran dry 1074163953Srrs * of user data on primary */ 1075170992Srrs uint32_t sctps_cmt_randry; /* Same for above */ 1076170992Srrs uint32_t sctps_slowpath_sack; /* Sacks the slow way */ 1077170992Srrs uint32_t sctps_wu_sacks_sent; /* Window Update only sacks sent */ 1078170992Srrs uint32_t sctps_sends_with_flags; /* number of sends with 1079170992Srrs * sinfo_flags !=0 */ 1080215817Srrs uint32_t sctps_sends_with_unord; /* number of unordered sends */ 1081170992Srrs uint32_t sctps_sends_with_eof; /* number of sends with EOF flag set */ 1082170992Srrs uint32_t sctps_sends_with_abort; /* number of sends with ABORT 1083170992Srrs * flag set */ 1084170992Srrs uint32_t sctps_protocol_drain_calls; /* number of times protocol 1085168755Srrs * drain called */ 1086170992Srrs uint32_t sctps_protocol_drains_done; /* number of times we did a 1087168755Srrs * protocol drain */ 1088170992Srrs uint32_t sctps_read_peeks; /* Number of times recv was called 1089170992Srrs * with peek */ 1090170992Srrs uint32_t sctps_cached_chk; /* Number of cached chunks used */ 1091170992Srrs uint32_t sctps_cached_strmoq; /* Number of cached stream oq's used */ 1092215034Sbrucec uint32_t sctps_left_abandon; /* Number of unread messages abandoned 1093168859Srrs * by close */ 1094188854Srrs uint32_t sctps_send_burst_avoid; /* Unused */ 1095170992Srrs uint32_t sctps_send_cwnd_avoid; /* Send cwnd full avoidance, already 1096169352Srrs * max burst inflight to net */ 1097170992Srrs uint32_t sctps_fwdtsn_map_over; /* number of map array over-runs via 1098170091Srrs * fwd-tsn's */ 1099218037Srrs uint32_t sctps_queue_upd_ecne; /* Number of times we queued or 1100218037Srrs * updated an ECN chunk on send queue */ 1101218037Srrs uint32_t sctps_reserved[31]; /* Future ABI compat - remove int's 1102191890Srrs * from here when adding new */ 1103163953Srrs}; 1104163953Srrs 1105163953Srrs#define SCTP_STAT_INCR(_x) SCTP_STAT_INCR_BY(_x,1) 1106163953Srrs#define SCTP_STAT_DECR(_x) SCTP_STAT_DECR_BY(_x,1) 1107205629Srrs#if defined(__FreeBSD__) && defined(SMP) && defined(SCTP_USE_PERCPU_STAT) 1108205629Srrs#define SCTP_STAT_INCR_BY(_x,_d) (SCTP_BASE_STATS[PCPU_GET(cpuid)]._x += _d) 1109205629Srrs#define SCTP_STAT_DECR_BY(_x,_d) (SCTP_BASE_STATS[PCPU_GET(cpuid)]._x -= _d) 1110205629Srrs#else 1111179783Srrs#define SCTP_STAT_INCR_BY(_x,_d) atomic_add_int(&SCTP_BASE_STAT(_x), _d) 1112179783Srrs#define SCTP_STAT_DECR_BY(_x,_d) atomic_subtract_int(&SCTP_BASE_STAT(_x), _d) 1113205629Srrs#endif 1114163953Srrs/* The following macros are for handling MIB values, */ 1115163953Srrs#define SCTP_STAT_INCR_COUNTER32(_x) SCTP_STAT_INCR(_x) 1116163953Srrs#define SCTP_STAT_INCR_COUNTER64(_x) SCTP_STAT_INCR(_x) 1117163953Srrs#define SCTP_STAT_INCR_GAUGE32(_x) SCTP_STAT_INCR(_x) 1118163953Srrs#define SCTP_STAT_DECR_COUNTER32(_x) SCTP_STAT_DECR(_x) 1119163953Srrs#define SCTP_STAT_DECR_COUNTER64(_x) SCTP_STAT_DECR(_x) 1120163953Srrs#define SCTP_STAT_DECR_GAUGE32(_x) SCTP_STAT_DECR(_x) 1121163953Srrs 1122164085Srrsunion sctp_sockstore { 1123164085Srrs struct sockaddr_in sin; 1124164085Srrs struct sockaddr_in6 sin6; 1125164085Srrs struct sockaddr sa; 1126164085Srrs}; 1127164085Srrs 1128212242Stuexen 1129212242Stuexen/***********************************/ 1130212242Stuexen/* And something for us old timers */ 1131212242Stuexen/***********************************/ 1132212242Stuexen 1133212242Stuexen#ifndef ntohll 1134212242Stuexen#include <sys/endian.h> 1135212242Stuexen#define ntohll(x) be64toh(x) 1136212242Stuexen#endif 1137212242Stuexen 1138212242Stuexen#ifndef htonll 1139212242Stuexen#include <sys/endian.h> 1140212242Stuexen#define htonll(x) htobe64(x) 1141212242Stuexen#endif 1142212242Stuexen/***********************************/ 1143212242Stuexen 1144212242Stuexen 1145165220Srrsstruct xsctp_inpcb { 1146165220Srrs uint32_t last; 1147165220Srrs uint32_t flags; 1148165220Srrs uint32_t features; 1149165220Srrs uint32_t total_sends; 1150165220Srrs uint32_t total_recvs; 1151165220Srrs uint32_t total_nospaces; 1152169352Srrs uint32_t fragmentation_point; 1153170992Srrs uint16_t local_port; 1154170056Srrs uint16_t qlen; 1155170056Srrs uint16_t maxqlen; 1156190842Srrs uint32_t extra_padding[32]; /* future */ 1157165220Srrs}; 1158164085Srrs 1159165220Srrsstruct xsctp_tcb { 1160170992Srrs union sctp_sockstore primary_addr; /* sctpAssocEntry 5/6 */ 1161170056Srrs uint32_t last; 1162170056Srrs uint32_t heartbeat_interval; /* sctpAssocEntry 7 */ 1163170056Srrs uint32_t state; /* sctpAssocEntry 8 */ 1164170056Srrs uint32_t in_streams; /* sctpAssocEntry 9 */ 1165170056Srrs uint32_t out_streams; /* sctpAssocEntry 10 */ 1166170056Srrs uint32_t max_nr_retrans;/* sctpAssocEntry 11 */ 1167170056Srrs uint32_t primary_process; /* sctpAssocEntry 12 */ 1168170056Srrs uint32_t T1_expireries; /* sctpAssocEntry 13 */ 1169170056Srrs uint32_t T2_expireries; /* sctpAssocEntry 14 */ 1170170056Srrs uint32_t retransmitted_tsns; /* sctpAssocEntry 15 */ 1171165220Srrs uint32_t total_sends; 1172165220Srrs uint32_t total_recvs; 1173165220Srrs uint32_t local_tag; 1174165220Srrs uint32_t remote_tag; 1175165220Srrs uint32_t initial_tsn; 1176165220Srrs uint32_t highest_tsn; 1177165220Srrs uint32_t cumulative_tsn; 1178165220Srrs uint32_t cumulative_tsn_ack; 1179169352Srrs uint32_t mtu; 1180170091Srrs uint32_t refcnt; 1181170992Srrs uint16_t local_port; /* sctpAssocEntry 3 */ 1182170992Srrs uint16_t remote_port; /* sctpAssocEntry 4 */ 1183172091Srrs struct sctp_timeval start_time; /* sctpAssocEntry 16 */ 1184172091Srrs struct sctp_timeval discontinuity_time; /* sctpAssocEntry 17 */ 1185188577Srrs uint32_t peers_rwnd; 1186188067Srrs sctp_assoc_t assoc_id; /* sctpAssocEntry 1 */ 1187190842Srrs uint32_t extra_padding[32]; /* future */ 1188165220Srrs}; 1189165220Srrs 1190165220Srrsstruct xsctp_laddr { 1191170992Srrs union sctp_sockstore address; /* sctpAssocLocalAddrEntry 1/2 */ 1192170056Srrs uint32_t last; 1193172091Srrs struct sctp_timeval start_time; /* sctpAssocLocalAddrEntry 3 */ 1194190842Srrs uint32_t extra_padding[32]; /* future */ 1195165220Srrs}; 1196165220Srrs 1197165220Srrsstruct xsctp_raddr { 1198170992Srrs union sctp_sockstore address; /* sctpAssocLocalRemEntry 1/2 */ 1199170056Srrs uint32_t last; 1200170056Srrs uint32_t rto; /* sctpAssocLocalRemEntry 5 */ 1201170056Srrs uint32_t max_path_rtx; /* sctpAssocLocalRemEntry 6 */ 1202170056Srrs uint32_t rtx; /* sctpAssocLocalRemEntry 7 */ 1203170056Srrs uint32_t error_counter; /* */ 1204170056Srrs uint32_t cwnd; /* */ 1205170056Srrs uint32_t flight_size; /* */ 1206170056Srrs uint32_t mtu; /* */ 1207170992Srrs uint8_t active; /* sctpAssocLocalRemEntry 3 */ 1208170992Srrs uint8_t confirmed; /* */ 1209170992Srrs uint8_t heartbeat_enabled; /* sctpAssocLocalRemEntry 4 */ 1210224641Stuexen uint8_t potentially_failed; 1211172091Srrs struct sctp_timeval start_time; /* sctpAssocLocalRemEntry 8 */ 1212190842Srrs uint32_t rtt; 1213224641Stuexen uint32_t heartbeat_interval; 1214224641Stuexen uint32_t extra_padding[31]; /* future */ 1215165220Srrs}; 1216165220Srrs 1217172157Srrs#define SCTP_MAX_LOGGING_SIZE 30000 1218172157Srrs#define SCTP_TRACE_PARAMS 6 /* This number MUST be even */ 1219172157Srrs 1220172157Srrsstruct sctp_log_entry { 1221172218Srrs uint64_t timestamp; 1222172157Srrs uint32_t subsys; 1223172157Srrs uint32_t padding; 1224172157Srrs uint32_t params[SCTP_TRACE_PARAMS]; 1225172157Srrs}; 1226172157Srrs 1227172157Srrsstruct sctp_log { 1228172157Srrs struct sctp_log_entry entry[SCTP_MAX_LOGGING_SIZE]; 1229172157Srrs uint32_t index; 1230172157Srrs uint32_t padding; 1231172157Srrs}; 1232172157Srrs 1233163953Srrs/* 1234163953Srrs * Kernel defined for sctp_send 1235163953Srrs */ 1236180387Srrs#if defined(_KERNEL) || defined(__Userspace__) 1237163953Srrsint 1238163953Srrssctp_lower_sosend(struct socket *so, 1239163953Srrs struct sockaddr *addr, 1240163953Srrs struct uio *uio, 1241169352Srrs struct mbuf *i_pak, 1242163953Srrs struct mbuf *control, 1243163953Srrs int flags, 1244168709Srrs struct sctp_sndrcvinfo *srcv 1245168709Srrs ,struct thread *p 1246163953Srrs); 1247163953Srrs 1248163953Srrsint 1249163953Srrssctp_sorecvmsg(struct socket *so, 1250163953Srrs struct uio *uio, 1251163953Srrs struct mbuf **mp, 1252163953Srrs struct sockaddr *from, 1253163953Srrs int fromlen, 1254163953Srrs int *msg_flags, 1255163953Srrs struct sctp_sndrcvinfo *sinfo, 1256163953Srrs int filling_sinfo); 1257163953Srrs 1258163953Srrs#endif 1259163953Srrs 1260163953Srrs/* 1261163953Srrs * API system calls 1262163953Srrs */ 1263180387Srrs#if !(defined(_KERNEL)) && !(defined(__Userspace__)) 1264163953Srrs 1265163953Srrs__BEGIN_DECLS 1266244524Sdelphijint sctp_peeloff(int, sctp_assoc_t); 1267244524Sdelphijint sctp_bindx(int, struct sockaddr *, int, int); 1268244524Sdelphijint sctp_connectx(int, const struct sockaddr *, int, sctp_assoc_t *); 1269244524Sdelphijint sctp_getaddrlen(sa_family_t); 1270244524Sdelphijint sctp_getpaddrs(int, sctp_assoc_t, struct sockaddr **); 1271244524Sdelphijvoid sctp_freepaddrs(struct sockaddr *); 1272244524Sdelphijint sctp_getladdrs(int, sctp_assoc_t, struct sockaddr **); 1273244524Sdelphijvoid sctp_freeladdrs(struct sockaddr *); 1274244524Sdelphijint sctp_opt_info(int, sctp_assoc_t, int, void *, socklen_t *); 1275163953Srrs 1276223132Stuexen/* deprecated */ 1277252938Stuexenssize_t 1278252938Stuexensctp_sendmsg(int, const void *, size_t, const struct sockaddr *, 1279244524Sdelphij socklen_t, uint32_t, uint32_t, uint16_t, uint32_t, uint32_t); 1280163953Srrs 1281223132Stuexen/* deprecated */ 1282252938Stuexenssize_t 1283252938Stuexensctp_send(int, const void *, size_t, 1284252938Stuexen const struct sctp_sndrcvinfo *, int); 1285163953Srrs 1286223132Stuexen/* deprecated */ 1287252938Stuexenssize_t 1288252938Stuexensctp_sendx(int, const void *, size_t, struct sockaddr *, 1289252938Stuexen int, struct sctp_sndrcvinfo *, int); 1290169352Srrs 1291223132Stuexen/* deprecated */ 1292252938Stuexenssize_t 1293252938Stuexensctp_sendmsgx(int sd, const void *, size_t, struct sockaddr *, 1294252938Stuexen int, uint32_t, uint32_t, uint16_t, uint32_t, uint32_t); 1295163953Srrs 1296252938Stuexensctp_assoc_t sctp_getassocid(int, struct sockaddr *); 1297163953Srrs 1298223132Stuexen/* deprecated */ 1299252938Stuexenssize_t 1300252938Stuexensctp_recvmsg(int, void *, size_t, struct sockaddr *, socklen_t *, 1301252938Stuexen struct sctp_sndrcvinfo *, int *); 1302163953Srrs 1303252938Stuexenssize_t 1304252938Stuexensctp_sendv(int, const struct iovec *, int, struct sockaddr *, 1305252938Stuexen int, void *, socklen_t, unsigned int, int); 1306223132Stuexen 1307252938Stuexenssize_t 1308252938Stuexensctp_recvv(int, const struct iovec *, int, struct sockaddr *, 1309252938Stuexen socklen_t *, void *, socklen_t *, unsigned int *, int *); 1310223132Stuexen 1311163953Srrs__END_DECLS 1312163953Srrs 1313163953Srrs#endif /* !_KERNEL */ 1314163953Srrs#endif /* !__sctp_uio_h__ */ 1315