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 #ifdef __FreeBSD__ 34 #include <sys/cdefs.h> 35 __FBSDID("$FreeBSD: head/sys/netinet/sctp_uio.h 269945 2014-08-13 15:50:16Z tuexen $"); 36 #endif 37 38 #ifndef _NETINET_SCTP_UIO_H_ 39 #define _NETINET_SCTP_UIO_H_ 40 41 #if (defined(__APPLE__) && defined(KERNEL)) 42 #ifndef _KERNEL 43 #define _KERNEL 44 #endif 45 #endif 46 47 #if !(defined(__Windows__)) && !defined(__Userspace_os_Windows) 48 #if ! defined(_KERNEL) 49 #include <stdint.h> 50 #endif 51 #include <sys/types.h> 52 #include <sys/socket.h> 53 #include <netinet/in.h> 54 #endif 55 #if defined(__Windows__) 56 #pragma warning(push) 57 #pragma warning(disable: 4200) 58 #if defined(_KERNEL) 59 #include <sys/types.h> 60 #include <sys/socket.h> 61 #include <netinet/in.h> 62 #endif 63 #endif 64 65 typedef uint32_t sctp_assoc_t; 66 67 #define SCTP_FUTURE_ASSOC 0 68 #define SCTP_CURRENT_ASSOC 1 69 #define SCTP_ALL_ASSOC 2 70 71 struct sctp_event { 72 sctp_assoc_t se_assoc_id; 73 uint16_t se_type; 74 uint8_t se_on; 75 }; 76 77 /* Compatibility to previous define's */ 78 #define sctp_stream_reset_events sctp_stream_reset_event 79 80 /* On/Off setup for subscription to events */ 81 struct sctp_event_subscribe { 82 uint8_t sctp_data_io_event; 83 uint8_t sctp_association_event; 84 uint8_t sctp_address_event; 85 uint8_t sctp_send_failure_event; 86 uint8_t sctp_peer_error_event; 87 uint8_t sctp_shutdown_event; 88 uint8_t sctp_partial_delivery_event; 89 uint8_t sctp_adaptation_layer_event; 90 uint8_t sctp_authentication_event; 91 uint8_t sctp_sender_dry_event; 92 uint8_t sctp_stream_reset_event; 93 }; 94 95 /* ancillary data types */ 96 #define SCTP_INIT 0x0001 97 #define SCTP_SNDRCV 0x0002 98 #define SCTP_EXTRCV 0x0003 99 #define SCTP_SNDINFO 0x0004 100 #define SCTP_RCVINFO 0x0005 101 #define SCTP_NXTINFO 0x0006 102 #define SCTP_PRINFO 0x0007 103 #define SCTP_AUTHINFO 0x0008 104 #define SCTP_DSTADDRV4 0x0009 105 #define SCTP_DSTADDRV6 0x000a 106 107 /* 108 * ancillary data structures 109 */ 110 struct sctp_initmsg { 111 #if defined(__FreeBSD__) && __FreeBSD_version < 800000 112 /* This is a bug. Not fixed for ABI compatibility */ 113 uint32_t sinit_num_ostreams; 114 uint32_t sinit_max_instreams; 115 #else 116 uint16_t sinit_num_ostreams; 117 uint16_t sinit_max_instreams; 118 #endif 119 uint16_t sinit_max_attempts; 120 uint16_t sinit_max_init_timeo; 121 }; 122 123 /* We add 96 bytes to the size of sctp_sndrcvinfo. 124 * This makes the current structure 128 bytes long 125 * which is nicely 64 bit aligned but also has room 126 * for us to add more and keep ABI compatibility. 127 * For example, already we have the sctp_extrcvinfo 128 * when enabled which is 48 bytes. 129 */ 130 131 /* 132 * The assoc up needs a verfid 133 * all sendrcvinfo's need a verfid for SENDING only. 134 */ 135 136 137 #define SCTP_ALIGN_RESV_PAD 92 138 #define SCTP_ALIGN_RESV_PAD_SHORT 76 139 140 struct sctp_sndrcvinfo { 141 uint16_t sinfo_stream; 142 uint16_t sinfo_ssn; 143 uint16_t sinfo_flags; 144 #if defined(__FreeBSD__) && __FreeBSD_version < 800000 145 uint16_t sinfo_pr_policy; 146 #endif 147 uint32_t sinfo_ppid; 148 uint32_t sinfo_context; 149 uint32_t sinfo_timetolive; 150 uint32_t sinfo_tsn; 151 uint32_t sinfo_cumtsn; 152 sctp_assoc_t sinfo_assoc_id; 153 uint16_t sinfo_keynumber; 154 uint16_t sinfo_keynumber_valid; 155 uint8_t __reserve_pad[SCTP_ALIGN_RESV_PAD]; 156 }; 157 158 struct sctp_extrcvinfo { 159 uint16_t sinfo_stream; 160 uint16_t sinfo_ssn; 161 uint16_t sinfo_flags; 162 #if defined(__FreeBSD__) && __FreeBSD_version < 800000 163 uint16_t sinfo_pr_policy; 164 #endif 165 uint32_t sinfo_ppid; 166 uint32_t sinfo_context; 167 uint32_t sinfo_timetolive; 168 uint32_t sinfo_tsn; 169 uint32_t sinfo_cumtsn; 170 sctp_assoc_t sinfo_assoc_id; 171 uint16_t sreinfo_next_flags; 172 uint16_t sreinfo_next_stream; 173 uint32_t sreinfo_next_aid; 174 uint32_t sreinfo_next_length; 175 uint32_t sreinfo_next_ppid; 176 uint16_t sinfo_keynumber; 177 uint16_t sinfo_keynumber_valid; 178 uint8_t __reserve_pad[SCTP_ALIGN_RESV_PAD_SHORT]; 179 }; 180 181 struct sctp_sndinfo { 182 uint16_t snd_sid; 183 uint16_t snd_flags; 184 uint32_t snd_ppid; 185 uint32_t snd_context; 186 sctp_assoc_t snd_assoc_id; 187 }; 188 189 struct sctp_prinfo { 190 uint16_t pr_policy; 191 uint32_t pr_value; 192 }; 193 194 struct sctp_default_prinfo { 195 uint16_t pr_policy; 196 uint32_t pr_value; 197 sctp_assoc_t pr_assoc_id; 198 }; 199 200 struct sctp_authinfo { 201 uint16_t auth_keynumber; 202 }; 203 204 struct sctp_rcvinfo { 205 uint16_t rcv_sid; 206 uint16_t rcv_ssn; 207 uint16_t rcv_flags; 208 uint32_t rcv_ppid; 209 uint32_t rcv_tsn; 210 uint32_t rcv_cumtsn; 211 uint32_t rcv_context; 212 sctp_assoc_t rcv_assoc_id; 213 }; 214 215 struct sctp_nxtinfo { 216 uint16_t nxt_sid; 217 uint16_t nxt_flags; 218 uint32_t nxt_ppid; 219 uint32_t nxt_length; 220 sctp_assoc_t nxt_assoc_id; 221 }; 222 223 #define SCTP_NO_NEXT_MSG 0x0000 224 #define SCTP_NEXT_MSG_AVAIL 0x0001 225 #define SCTP_NEXT_MSG_ISCOMPLETE 0x0002 226 #define SCTP_NEXT_MSG_IS_UNORDERED 0x0004 227 #define SCTP_NEXT_MSG_IS_NOTIFICATION 0x0008 228 229 struct sctp_recvv_rn { 230 struct sctp_rcvinfo recvv_rcvinfo; 231 struct sctp_nxtinfo recvv_nxtinfo; 232 }; 233 234 #define SCTP_RECVV_NOINFO 0 235 #define SCTP_RECVV_RCVINFO 1 236 #define SCTP_RECVV_NXTINFO 2 237 #define SCTP_RECVV_RN 3 238 239 #define SCTP_SENDV_NOINFO 0 240 #define SCTP_SENDV_SNDINFO 1 241 #define SCTP_SENDV_PRINFO 2 242 #define SCTP_SENDV_AUTHINFO 3 243 #define SCTP_SENDV_SPA 4 244 245 struct sctp_sendv_spa { 246 uint32_t sendv_flags; 247 struct sctp_sndinfo sendv_sndinfo; 248 struct sctp_prinfo sendv_prinfo; 249 struct sctp_authinfo sendv_authinfo; 250 }; 251 252 #define SCTP_SEND_SNDINFO_VALID 0x00000001 253 #define SCTP_SEND_PRINFO_VALID 0x00000002 254 #define SCTP_SEND_AUTHINFO_VALID 0x00000004 255 256 struct sctp_snd_all_completes { 257 uint16_t sall_stream; 258 uint16_t sall_flags; 259 uint32_t sall_ppid; 260 uint32_t sall_context; 261 uint32_t sall_num_sent; 262 uint32_t sall_num_failed; 263 }; 264 265 /* Flags that go into the sinfo->sinfo_flags field */ 266 #define SCTP_NOTIFICATION 0x0010 /* next message is a notification */ 267 #define SCTP_COMPLETE 0x0020 /* next message is complete */ 268 #define SCTP_EOF 0x0100 /* Start shutdown procedures */ 269 #define SCTP_ABORT 0x0200 /* Send an ABORT to peer */ 270 #define SCTP_UNORDERED 0x0400 /* Message is un-ordered */ 271 #define SCTP_ADDR_OVER 0x0800 /* Override the primary-address */ 272 #define SCTP_SENDALL 0x1000 /* Send this on all associations */ 273 #define SCTP_EOR 0x2000 /* end of message signal */ 274 #define SCTP_SACK_IMMEDIATELY 0x4000 /* Set I-Bit */ 275 276 #define INVALID_SINFO_FLAG(x) (((x) & 0xfffffff0 \ 277 & ~(SCTP_EOF | SCTP_ABORT | SCTP_UNORDERED |\ 278 SCTP_ADDR_OVER | SCTP_SENDALL | SCTP_EOR |\ 279 SCTP_SACK_IMMEDIATELY)) != 0) 280 /* for the endpoint */ 281 282 /* The lower four bits is an enumeration of PR-SCTP policies */ 283 #define SCTP_PR_SCTP_NONE 0x0000 /* Reliable transfer */ 284 #define SCTP_PR_SCTP_TTL 0x0001 /* Time based PR-SCTP */ 285 #define SCTP_PR_SCTP_BUF 0x0002 /* Buffer based PR-SCTP */ 286 #define SCTP_PR_SCTP_RTX 0x0003 /* Number of retransmissions based PR-SCTP */ 287 #define SCTP_PR_SCTP_MAX SCTP_PR_SCTP_RTX 288 #define SCTP_PR_SCTP_ALL 0x000f /* Used for aggregated stats */ 289 290 #define PR_SCTP_POLICY(x) ((x) & 0x0f) 291 #define PR_SCTP_ENABLED(x) ((PR_SCTP_POLICY(x) != SCTP_PR_SCTP_NONE) && \ 292 (PR_SCTP_POLICY(x) != SCTP_PR_SCTP_ALL)) 293 #define PR_SCTP_TTL_ENABLED(x) (PR_SCTP_POLICY(x) == SCTP_PR_SCTP_TTL) 294 #define PR_SCTP_BUF_ENABLED(x) (PR_SCTP_POLICY(x) == SCTP_PR_SCTP_BUF) 295 #define PR_SCTP_RTX_ENABLED(x) (PR_SCTP_POLICY(x) == SCTP_PR_SCTP_RTX) 296 #define PR_SCTP_INVALID_POLICY(x) (PR_SCTP_POLICY(x) > SCTP_PR_SCTP_MAX) 297 #define PR_SCTP_VALID_POLICY(x) (PR_SCTP_POLICY(x) <= SCTP_PR_SCTP_MAX) 298 299 /* Stat's */ 300 struct sctp_pcbinfo { 301 uint32_t ep_count; 302 uint32_t asoc_count; 303 uint32_t laddr_count; 304 uint32_t raddr_count; 305 uint32_t chk_count; 306 uint32_t readq_count; 307 uint32_t free_chunks; 308 uint32_t stream_oque; 309 }; 310 311 struct sctp_sockstat { 312 sctp_assoc_t ss_assoc_id; 313 uint32_t ss_total_sndbuf; 314 uint32_t ss_total_recv_buf; 315 }; 316 317 /* 318 * notification event structures 319 */ 320 321 /* 322 * association change event 323 */ 324 struct sctp_assoc_change { 325 uint16_t sac_type; 326 uint16_t sac_flags; 327 uint32_t sac_length; 328 uint16_t sac_state; 329 uint16_t sac_error; 330 uint16_t sac_outbound_streams; 331 uint16_t sac_inbound_streams; 332 sctp_assoc_t sac_assoc_id; 333 uint8_t sac_info[]; 334 }; 335 336 /* sac_state values */ 337 #define SCTP_COMM_UP 0x0001 338 #define SCTP_COMM_LOST 0x0002 339 #define SCTP_RESTART 0x0003 340 #define SCTP_SHUTDOWN_COMP 0x0004 341 #define SCTP_CANT_STR_ASSOC 0x0005 342 343 /* sac_info values */ 344 #define SCTP_ASSOC_SUPPORTS_PR 0x01 345 #define SCTP_ASSOC_SUPPORTS_AUTH 0x02 346 #define SCTP_ASSOC_SUPPORTS_ASCONF 0x03 347 #define SCTP_ASSOC_SUPPORTS_MULTIBUF 0x04 348 #define SCTP_ASSOC_SUPPORTS_RE_CONFIG 0x05 349 #define SCTP_ASSOC_SUPPORTS_MAX 0x05 350 /* 351 * Address event 352 */ 353 struct sctp_paddr_change { 354 uint16_t spc_type; 355 uint16_t spc_flags; 356 uint32_t spc_length; 357 struct sockaddr_storage spc_aaddr; 358 uint32_t spc_state; 359 uint32_t spc_error; 360 sctp_assoc_t spc_assoc_id; 361 }; 362 363 /* paddr state values */ 364 #define SCTP_ADDR_AVAILABLE 0x0001 365 #define SCTP_ADDR_UNREACHABLE 0x0002 366 #define SCTP_ADDR_REMOVED 0x0003 367 #define SCTP_ADDR_ADDED 0x0004 368 #define SCTP_ADDR_MADE_PRIM 0x0005 369 #define SCTP_ADDR_CONFIRMED 0x0006 370 371 #define SCTP_ACTIVE 0x0001 /* SCTP_ADDR_REACHABLE */ 372 #define SCTP_INACTIVE 0x0002 /* neither SCTP_ADDR_REACHABLE 373 nor SCTP_ADDR_UNCONFIRMED */ 374 #define SCTP_UNCONFIRMED 0x0200 /* SCTP_ADDR_UNCONFIRMED */ 375 376 /* remote error events */ 377 struct sctp_remote_error { 378 uint16_t sre_type; 379 uint16_t sre_flags; 380 uint32_t sre_length; 381 uint16_t sre_error; 382 sctp_assoc_t sre_assoc_id; 383 uint8_t sre_data[]; 384 }; 385 386 /* data send failure event (deprecated) */ 387 struct sctp_send_failed { 388 uint16_t ssf_type; 389 uint16_t ssf_flags; 390 uint32_t ssf_length; 391 uint32_t ssf_error; 392 struct sctp_sndrcvinfo ssf_info; 393 sctp_assoc_t ssf_assoc_id; 394 uint8_t ssf_data[]; 395 }; 396 397 /* data send failure event (not deprecated) */ 398 struct sctp_send_failed_event { 399 uint16_t ssfe_type; 400 uint16_t ssfe_flags; 401 uint32_t ssfe_length; 402 uint32_t ssfe_error; 403 struct sctp_sndinfo ssfe_info; 404 sctp_assoc_t ssfe_assoc_id; 405 uint8_t ssfe_data[]; 406 }; 407 408 /* flag that indicates state of data */ 409 #define SCTP_DATA_UNSENT 0x0001 /* inqueue never on wire */ 410 #define SCTP_DATA_SENT 0x0002 /* on wire at failure */ 411 412 /* shutdown event */ 413 struct sctp_shutdown_event { 414 uint16_t sse_type; 415 uint16_t sse_flags; 416 uint32_t sse_length; 417 sctp_assoc_t sse_assoc_id; 418 }; 419 420 /* Adaptation layer indication stuff */ 421 struct sctp_adaptation_event { 422 uint16_t sai_type; 423 uint16_t sai_flags; 424 uint32_t sai_length; 425 uint32_t sai_adaptation_ind; 426 sctp_assoc_t sai_assoc_id; 427 }; 428 429 struct sctp_setadaptation { 430 uint32_t ssb_adaptation_ind; 431 }; 432 433 /* compatible old spelling */ 434 struct sctp_adaption_event { 435 uint16_t sai_type; 436 uint16_t sai_flags; 437 uint32_t sai_length; 438 uint32_t sai_adaption_ind; 439 sctp_assoc_t sai_assoc_id; 440 }; 441 442 struct sctp_setadaption { 443 uint32_t ssb_adaption_ind; 444 }; 445 446 447 /* 448 * Partial Delivery API event 449 */ 450 struct sctp_pdapi_event { 451 uint16_t pdapi_type; 452 uint16_t pdapi_flags; 453 uint32_t pdapi_length; 454 uint32_t pdapi_indication; 455 uint16_t pdapi_stream; 456 uint16_t pdapi_seq; 457 sctp_assoc_t pdapi_assoc_id; 458 }; 459 460 /* indication values */ 461 #define SCTP_PARTIAL_DELIVERY_ABORTED 0x0001 462 463 464 /* 465 * authentication key event 466 */ 467 struct sctp_authkey_event { 468 uint16_t auth_type; 469 uint16_t auth_flags; 470 uint32_t auth_length; 471 uint16_t auth_keynumber; 472 uint16_t auth_altkeynumber; 473 uint32_t auth_indication; 474 sctp_assoc_t auth_assoc_id; 475 }; 476 477 /* indication values */ 478 #define SCTP_AUTH_NEW_KEY 0x0001 479 #define SCTP_AUTH_NEWKEY SCTP_AUTH_NEW_KEY 480 #define SCTP_AUTH_NO_AUTH 0x0002 481 #define SCTP_AUTH_FREE_KEY 0x0003 482 483 484 struct sctp_sender_dry_event { 485 uint16_t sender_dry_type; 486 uint16_t sender_dry_flags; 487 uint32_t sender_dry_length; 488 sctp_assoc_t sender_dry_assoc_id; 489 }; 490 491 492 /* 493 * Stream reset event - subscribe to SCTP_STREAM_RESET_EVENT 494 */ 495 struct sctp_stream_reset_event { 496 uint16_t strreset_type; 497 uint16_t strreset_flags; 498 uint32_t strreset_length; 499 sctp_assoc_t strreset_assoc_id; 500 uint16_t strreset_stream_list[]; 501 }; 502 503 /* flags in stream_reset_event (strreset_flags) */ 504 #define SCTP_STREAM_RESET_INCOMING_SSN 0x0001 505 #define SCTP_STREAM_RESET_OUTGOING_SSN 0x0002 506 #define SCTP_STREAM_RESET_DENIED 0x0004 507 #define SCTP_STREAM_RESET_FAILED 0x0008 508 509 /* 510 * Assoc reset event - subscribe to SCTP_ASSOC_RESET_EVENT 511 */ 512 struct sctp_assoc_reset_event { 513 uint16_t assocreset_type; 514 uint16_t assocreset_flags; 515 uint32_t assocreset_length; 516 sctp_assoc_t assocreset_assoc_id; 517 uint32_t assocreset_local_tsn; 518 uint32_t assocreset_remote_tsn; 519 }; 520 521 #define SCTP_ASSOC_RESET_DENIED 0x0004 522 #define SCTP_ASSOC_RESET_FAILED 0x0008 523 524 /* 525 * Stream change event - subscribe to SCTP_STREAM_CHANGE_EVENT 526 */ 527 struct sctp_stream_change_event { 528 uint16_t strchange_type; 529 uint16_t strchange_flags; 530 uint32_t strchange_length; 531 sctp_assoc_t strchange_assoc_id; 532 uint16_t strchange_instrms; 533 uint16_t strchange_outstrms; 534 }; 535 536 #define SCTP_STREAM_CHANGE_DENIED 0x0004 537 #define SCTP_STREAM_CHANGE_FAILED 0x0008 538 539 540 /* SCTP notification event */ 541 struct sctp_tlv { 542 uint16_t sn_type; 543 uint16_t sn_flags; 544 uint32_t sn_length; 545 }; 546 547 union sctp_notification { 548 struct sctp_tlv sn_header; 549 struct sctp_assoc_change sn_assoc_change; 550 struct sctp_paddr_change sn_paddr_change; 551 struct sctp_remote_error sn_remote_error; 552 struct sctp_send_failed sn_send_failed; 553 struct sctp_shutdown_event sn_shutdown_event; 554 struct sctp_adaptation_event sn_adaptation_event; 555 /* compatibility same as above */ 556 struct sctp_adaption_event sn_adaption_event; 557 struct sctp_pdapi_event sn_pdapi_event; 558 struct sctp_authkey_event sn_auth_event; 559 struct sctp_sender_dry_event sn_sender_dry_event; 560 struct sctp_send_failed_event sn_send_failed_event; 561 struct sctp_stream_reset_event sn_strreset_event; 562 struct sctp_assoc_reset_event sn_assocreset_event; 563 struct sctp_stream_change_event sn_strchange_event; 564 }; 565 566 /* notification types */ 567 #define SCTP_ASSOC_CHANGE 0x0001 568 #define SCTP_PEER_ADDR_CHANGE 0x0002 569 #define SCTP_REMOTE_ERROR 0x0003 570 #define SCTP_SEND_FAILED 0x0004 571 #define SCTP_SHUTDOWN_EVENT 0x0005 572 #define SCTP_ADAPTATION_INDICATION 0x0006 573 /* same as above */ 574 #define SCTP_ADAPTION_INDICATION 0x0006 575 #define SCTP_PARTIAL_DELIVERY_EVENT 0x0007 576 #define SCTP_AUTHENTICATION_EVENT 0x0008 577 #define SCTP_STREAM_RESET_EVENT 0x0009 578 #define SCTP_SENDER_DRY_EVENT 0x000a 579 #define SCTP_NOTIFICATIONS_STOPPED_EVENT 0x000b /* we don't send this*/ 580 #define SCTP_ASSOC_RESET_EVENT 0x000c 581 #define SCTP_STREAM_CHANGE_EVENT 0x000d 582 #define SCTP_SEND_FAILED_EVENT 0x000e 583 /* 584 * socket option structs 585 */ 586 587 struct sctp_paddrparams { 588 struct sockaddr_storage spp_address; 589 sctp_assoc_t spp_assoc_id; 590 uint32_t spp_hbinterval; 591 uint32_t spp_pathmtu; 592 uint32_t spp_flags; 593 uint32_t spp_ipv6_flowlabel; 594 uint16_t spp_pathmaxrxt; 595 uint8_t spp_dscp; 596 }; 597 #define spp_ipv4_tos spp_dscp 598 599 #define SPP_HB_ENABLE 0x00000001 600 #define SPP_HB_DISABLE 0x00000002 601 #define SPP_HB_DEMAND 0x00000004 602 #define SPP_PMTUD_ENABLE 0x00000008 603 #define SPP_PMTUD_DISABLE 0x00000010 604 #define SPP_HB_TIME_IS_ZERO 0x00000080 605 #define SPP_IPV6_FLOWLABEL 0x00000100 606 #define SPP_DSCP 0x00000200 607 #define SPP_IPV4_TOS SPP_DSCP 608 609 struct sctp_paddrthlds { 610 struct sockaddr_storage spt_address; 611 sctp_assoc_t spt_assoc_id; 612 uint16_t spt_pathmaxrxt; 613 uint16_t spt_pathpfthld; 614 }; 615 616 struct sctp_paddrinfo { 617 struct sockaddr_storage spinfo_address; 618 sctp_assoc_t spinfo_assoc_id; 619 int32_t spinfo_state; 620 uint32_t spinfo_cwnd; 621 uint32_t spinfo_srtt; 622 uint32_t spinfo_rto; 623 uint32_t spinfo_mtu; 624 }; 625 626 struct sctp_rtoinfo { 627 sctp_assoc_t srto_assoc_id; 628 uint32_t srto_initial; 629 uint32_t srto_max; 630 uint32_t srto_min; 631 }; 632 633 struct sctp_assocparams { 634 sctp_assoc_t sasoc_assoc_id; 635 uint32_t sasoc_peer_rwnd; 636 uint32_t sasoc_local_rwnd; 637 uint32_t sasoc_cookie_life; 638 uint16_t sasoc_asocmaxrxt; 639 uint16_t sasoc_number_peer_destinations; 640 }; 641 642 struct sctp_setprim { 643 struct sockaddr_storage ssp_addr; 644 sctp_assoc_t ssp_assoc_id; 645 uint8_t ssp_padding[4]; 646 }; 647 648 struct sctp_setpeerprim { 649 struct sockaddr_storage sspp_addr; 650 sctp_assoc_t sspp_assoc_id; 651 uint8_t sspp_padding[4]; 652 }; 653 654 struct sctp_getaddresses { 655 sctp_assoc_t sget_assoc_id; 656 /* addr is filled in for N * sockaddr_storage */ 657 struct sockaddr addr[1]; 658 }; 659 660 struct sctp_status { 661 sctp_assoc_t sstat_assoc_id; 662 int32_t sstat_state; 663 uint32_t sstat_rwnd; 664 uint16_t sstat_unackdata; 665 uint16_t sstat_penddata; 666 uint16_t sstat_instrms; 667 uint16_t sstat_outstrms; 668 uint32_t sstat_fragmentation_point; 669 struct sctp_paddrinfo sstat_primary; 670 }; 671 672 /* 673 * AUTHENTICATION support 674 */ 675 /* SCTP_AUTH_CHUNK */ 676 struct sctp_authchunk { 677 uint8_t sauth_chunk; 678 }; 679 680 /* SCTP_AUTH_KEY */ 681 struct sctp_authkey { 682 sctp_assoc_t sca_assoc_id; 683 uint16_t sca_keynumber; 684 uint16_t sca_keylength; 685 uint8_t sca_key[]; 686 }; 687 688 /* SCTP_HMAC_IDENT */ 689 struct sctp_hmacalgo { 690 uint32_t shmac_number_of_idents; 691 uint16_t shmac_idents[]; 692 }; 693 694 /* AUTH hmac_id */ 695 #define SCTP_AUTH_HMAC_ID_RSVD 0x0000 696 #define SCTP_AUTH_HMAC_ID_SHA1 0x0001 /* default, mandatory */ 697 #define SCTP_AUTH_HMAC_ID_SHA256 0x0003 698 699 /* SCTP_AUTH_ACTIVE_KEY / SCTP_AUTH_DELETE_KEY */ 700 struct sctp_authkeyid { 701 sctp_assoc_t scact_assoc_id; 702 uint16_t scact_keynumber; 703 }; 704 705 /* SCTP_PEER_AUTH_CHUNKS / SCTP_LOCAL_AUTH_CHUNKS */ 706 struct sctp_authchunks { 707 sctp_assoc_t gauth_assoc_id; 708 uint32_t gauth_number_of_chunks; 709 uint8_t gauth_chunks[]; 710 }; 711 712 struct sctp_assoc_value { 713 sctp_assoc_t assoc_id; 714 uint32_t assoc_value; 715 }; 716 717 struct sctp_cc_option { 718 int option; 719 struct sctp_assoc_value aid_value; 720 }; 721 722 struct sctp_stream_value { 723 sctp_assoc_t assoc_id; 724 uint16_t stream_id; 725 uint16_t stream_value; 726 }; 727 728 struct sctp_assoc_ids { 729 uint32_t gaids_number_of_ids; 730 sctp_assoc_t gaids_assoc_id[]; 731 }; 732 733 struct sctp_sack_info { 734 sctp_assoc_t sack_assoc_id; 735 uint32_t sack_delay; 736 uint32_t sack_freq; 737 }; 738 739 struct sctp_timeouts { 740 sctp_assoc_t stimo_assoc_id; 741 uint32_t stimo_init; 742 uint32_t stimo_data; 743 uint32_t stimo_sack; 744 uint32_t stimo_shutdown; 745 uint32_t stimo_heartbeat; 746 uint32_t stimo_cookie; 747 uint32_t stimo_shutdownack; 748 }; 749 750 struct sctp_udpencaps { 751 struct sockaddr_storage sue_address; 752 sctp_assoc_t sue_assoc_id; 753 uint16_t sue_port; 754 }; 755 756 struct sctp_prstatus { 757 sctp_assoc_t sprstat_assoc_id; 758 uint16_t sprstat_sid; 759 uint16_t sprstat_policy; 760 uint64_t sprstat_abandoned_unsent; 761 uint64_t sprstat_abandoned_sent; 762 }; 763 764 struct sctp_cwnd_args { 765 struct sctp_nets *net; /* network to */ /* FIXME: LP64 issue */ 766 uint32_t cwnd_new_value;/* cwnd in k */ 767 uint32_t pseudo_cumack; 768 uint16_t inflight; /* flightsize in k */ 769 uint16_t cwnd_augment; /* increment to it */ 770 uint8_t meets_pseudo_cumack; 771 uint8_t need_new_pseudo_cumack; 772 uint8_t cnt_in_send; 773 uint8_t cnt_in_str; 774 }; 775 776 struct sctp_blk_args { 777 uint32_t onsb; /* in 1k bytes */ 778 uint32_t sndlen; /* len of send being attempted */ 779 uint32_t peer_rwnd; /* rwnd of peer */ 780 uint16_t send_sent_qcnt;/* chnk cnt */ 781 uint16_t stream_qcnt; /* chnk cnt */ 782 uint16_t chunks_on_oque;/* chunks out */ 783 uint16_t flight_size; /* flight size in k */ 784 }; 785 786 /* 787 * Max we can reset in one setting, note this is dictated not by the define 788 * but the size of a mbuf cluster so don't change this define and think you 789 * can specify more. You must do multiple resets if you want to reset more 790 * than SCTP_MAX_EXPLICIT_STR_RESET. 791 */ 792 #define SCTP_MAX_EXPLICT_STR_RESET 1000 793 794 struct sctp_reset_streams { 795 sctp_assoc_t srs_assoc_id; 796 uint16_t srs_flags; 797 uint16_t srs_number_streams; /* 0 == ALL */ 798 uint16_t srs_stream_list[];/* list if strrst_num_streams is not 0 */ 799 }; 800 801 struct sctp_add_streams { 802 sctp_assoc_t sas_assoc_id; 803 uint16_t sas_instrms; 804 uint16_t sas_outstrms; 805 }; 806 807 struct sctp_get_nonce_values { 808 sctp_assoc_t gn_assoc_id; 809 uint32_t gn_peers_tag; 810 uint32_t gn_local_tag; 811 }; 812 813 /* Debugging logs */ 814 struct sctp_str_log { 815 void *stcb; /* FIXME: LP64 issue */ 816 uint32_t n_tsn; 817 uint32_t e_tsn; 818 uint16_t n_sseq; 819 uint16_t e_sseq; 820 uint16_t strm; 821 }; 822 823 struct sctp_sb_log { 824 void *stcb; /* FIXME: LP64 issue */ 825 uint32_t so_sbcc; 826 uint32_t stcb_sbcc; 827 uint32_t incr; 828 }; 829 830 struct sctp_fr_log { 831 uint32_t largest_tsn; 832 uint32_t largest_new_tsn; 833 uint32_t tsn; 834 }; 835 836 struct sctp_fr_map { 837 uint32_t base; 838 uint32_t cum; 839 uint32_t high; 840 }; 841 842 struct sctp_rwnd_log { 843 uint32_t rwnd; 844 uint32_t send_size; 845 uint32_t overhead; 846 uint32_t new_rwnd; 847 }; 848 849 struct sctp_mbcnt_log { 850 uint32_t total_queue_size; 851 uint32_t size_change; 852 uint32_t total_queue_mb_size; 853 uint32_t mbcnt_change; 854 }; 855 856 struct sctp_sack_log { 857 uint32_t cumack; 858 uint32_t oldcumack; 859 uint32_t tsn; 860 uint16_t numGaps; 861 uint16_t numDups; 862 }; 863 864 struct sctp_lock_log { 865 void *sock; /* FIXME: LP64 issue */ 866 void *inp; /* FIXME: LP64 issue */ 867 uint8_t tcb_lock; 868 uint8_t inp_lock; 869 uint8_t info_lock; 870 uint8_t sock_lock; 871 uint8_t sockrcvbuf_lock; 872 uint8_t socksndbuf_lock; 873 uint8_t create_lock; 874 uint8_t resv; 875 }; 876 877 struct sctp_rto_log { 878 void * net; /* FIXME: LP64 issue */ 879 uint32_t rtt; 880 }; 881 882 struct sctp_nagle_log { 883 void *stcb; /* FIXME: LP64 issue */ 884 uint32_t total_flight; 885 uint32_t total_in_queue; 886 uint16_t count_in_queue; 887 uint16_t count_in_flight; 888 }; 889 890 struct sctp_sbwake_log { 891 void *stcb; /* FIXME: LP64 issue */ 892 uint16_t send_q; 893 uint16_t sent_q; 894 uint16_t flight; 895 uint16_t wake_cnt; 896 uint8_t stream_qcnt; /* chnk cnt */ 897 uint8_t chunks_on_oque;/* chunks out */ 898 uint8_t sbflags; 899 uint8_t sctpflags; 900 }; 901 902 struct sctp_misc_info { 903 uint32_t log1; 904 uint32_t log2; 905 uint32_t log3; 906 uint32_t log4; 907 }; 908 909 struct sctp_log_closing { 910 void *inp; /* FIXME: LP64 issue */ 911 void *stcb; /* FIXME: LP64 issue */ 912 uint32_t sctp_flags; 913 uint16_t state; 914 int16_t loc; 915 }; 916 917 struct sctp_mbuf_log { 918 struct mbuf *mp; /* FIXME: LP64 issue */ 919 caddr_t ext; 920 caddr_t data; 921 uint16_t size; 922 uint8_t refcnt; 923 uint8_t mbuf_flags; 924 }; 925 926 struct sctp_cwnd_log { 927 uint64_t time_event; 928 uint8_t from; 929 uint8_t event_type; 930 uint8_t resv[2]; 931 union { 932 struct sctp_log_closing close; 933 struct sctp_blk_args blk; 934 struct sctp_cwnd_args cwnd; 935 struct sctp_str_log strlog; 936 struct sctp_fr_log fr; 937 struct sctp_fr_map map; 938 struct sctp_rwnd_log rwnd; 939 struct sctp_mbcnt_log mbcnt; 940 struct sctp_sack_log sack; 941 struct sctp_lock_log lock; 942 struct sctp_rto_log rto; 943 struct sctp_sb_log sb; 944 struct sctp_nagle_log nagle; 945 struct sctp_sbwake_log wake; 946 struct sctp_mbuf_log mb; 947 struct sctp_misc_info misc; 948 } x; 949 }; 950 951 struct sctp_cwnd_log_req { 952 int32_t num_in_log; /* Number in log */ 953 int32_t num_ret; /* Number returned */ 954 int32_t start_at; /* start at this one */ 955 int32_t end_at; /* end at this one */ 956 struct sctp_cwnd_log log[]; 957 }; 958 959 struct sctp_timeval { 960 uint32_t tv_sec; 961 uint32_t tv_usec; 962 }; 963 964 struct sctpstat { 965 struct sctp_timeval sctps_discontinuitytime; /* sctpStats 18 (TimeStamp) */ 966 /* MIB according to RFC 3873 */ 967 uint32_t sctps_currestab; /* sctpStats 1 (Gauge32) */ 968 uint32_t sctps_activeestab; /* sctpStats 2 (Counter32) */ 969 uint32_t sctps_restartestab; 970 uint32_t sctps_collisionestab; 971 uint32_t sctps_passiveestab; /* sctpStats 3 (Counter32) */ 972 uint32_t sctps_aborted; /* sctpStats 4 (Counter32) */ 973 uint32_t sctps_shutdown; /* sctpStats 5 (Counter32) */ 974 uint32_t sctps_outoftheblue; /* sctpStats 6 (Counter32) */ 975 uint32_t sctps_checksumerrors; /* sctpStats 7 (Counter32) */ 976 uint32_t sctps_outcontrolchunks; /* sctpStats 8 (Counter64) */ 977 uint32_t sctps_outorderchunks; /* sctpStats 9 (Counter64) */ 978 uint32_t sctps_outunorderchunks; /* sctpStats 10 (Counter64) */ 979 uint32_t sctps_incontrolchunks; /* sctpStats 11 (Counter64) */ 980 uint32_t sctps_inorderchunks; /* sctpStats 12 (Counter64) */ 981 uint32_t sctps_inunorderchunks; /* sctpStats 13 (Counter64) */ 982 uint32_t sctps_fragusrmsgs; /* sctpStats 14 (Counter64) */ 983 uint32_t sctps_reasmusrmsgs; /* sctpStats 15 (Counter64) */ 984 uint32_t sctps_outpackets; /* sctpStats 16 (Counter64) */ 985 uint32_t sctps_inpackets; /* sctpStats 17 (Counter64) */ 986 987 /* input statistics: */ 988 uint32_t sctps_recvpackets; /* total input packets */ 989 uint32_t sctps_recvdatagrams; /* total input datagrams */ 990 uint32_t sctps_recvpktwithdata; /* total packets that had data */ 991 uint32_t sctps_recvsacks; /* total input SACK chunks */ 992 uint32_t sctps_recvdata; /* total input DATA chunks */ 993 uint32_t sctps_recvdupdata; /* total input duplicate DATA chunks */ 994 uint32_t sctps_recvheartbeat; /* total input HB chunks */ 995 uint32_t sctps_recvheartbeatack; /* total input HB-ACK chunks */ 996 uint32_t sctps_recvecne; /* total input ECNE chunks */ 997 uint32_t sctps_recvauth; /* total input AUTH chunks */ 998 uint32_t sctps_recvauthmissing; /* total input chunks missing AUTH */ 999 uint32_t sctps_recvivalhmacid; /* total number of invalid HMAC ids received */ 1000 uint32_t sctps_recvivalkeyid; /* total number of invalid secret ids received */ 1001 uint32_t sctps_recvauthfailed; /* total number of auth failed */ 1002 uint32_t sctps_recvexpress; /* total fast path receives all one chunk */ 1003 uint32_t sctps_recvexpressm; /* total fast path multi-part data */ 1004 uint32_t sctps_recvnocrc; 1005 uint32_t sctps_recvswcrc; 1006 uint32_t sctps_recvhwcrc; 1007 1008 /* output statistics: */ 1009 uint32_t sctps_sendpackets; /* total output packets */ 1010 uint32_t sctps_sendsacks; /* total output SACKs */ 1011 uint32_t sctps_senddata; /* total output DATA chunks */ 1012 uint32_t sctps_sendretransdata; /* total output retransmitted DATA chunks */ 1013 uint32_t sctps_sendfastretrans; /* total output fast retransmitted DATA chunks */ 1014 uint32_t sctps_sendmultfastretrans; /* total FR's that happened more than once 1015 * to same chunk (u-del multi-fr algo). 1016 */ 1017 uint32_t sctps_sendheartbeat; /* total output HB chunks */ 1018 uint32_t sctps_sendecne; /* total output ECNE chunks */ 1019 uint32_t sctps_sendauth; /* total output AUTH chunks FIXME */ 1020 uint32_t sctps_senderrors; /* ip_output error counter */ 1021 uint32_t sctps_sendnocrc; 1022 uint32_t sctps_sendswcrc; 1023 uint32_t sctps_sendhwcrc; 1024 /* PCKDROPREP statistics: */ 1025 uint32_t sctps_pdrpfmbox; /* Packet drop from middle box */ 1026 uint32_t sctps_pdrpfehos; /* P-drop from end host */ 1027 uint32_t sctps_pdrpmbda; /* P-drops with data */ 1028 uint32_t sctps_pdrpmbct; /* P-drops, non-data, non-endhost */ 1029 uint32_t sctps_pdrpbwrpt; /* P-drop, non-endhost, bandwidth rep only */ 1030 uint32_t sctps_pdrpcrupt; /* P-drop, not enough for chunk header */ 1031 uint32_t sctps_pdrpnedat; /* P-drop, not enough data to confirm */ 1032 uint32_t sctps_pdrppdbrk; /* P-drop, where process_chunk_drop said break */ 1033 uint32_t sctps_pdrptsnnf; /* P-drop, could not find TSN */ 1034 uint32_t sctps_pdrpdnfnd; /* P-drop, attempt reverse TSN lookup */ 1035 uint32_t sctps_pdrpdiwnp; /* P-drop, e-host confirms zero-rwnd */ 1036 uint32_t sctps_pdrpdizrw; /* P-drop, midbox confirms no space */ 1037 uint32_t sctps_pdrpbadd; /* P-drop, data did not match TSN */ 1038 uint32_t sctps_pdrpmark; /* P-drop, TSN's marked for Fast Retran */ 1039 /* timeouts */ 1040 uint32_t sctps_timoiterator; /* Number of iterator timers that fired */ 1041 uint32_t sctps_timodata; /* Number of T3 data time outs */ 1042 uint32_t sctps_timowindowprobe; /* Number of window probe (T3) timers that fired */ 1043 uint32_t sctps_timoinit; /* Number of INIT timers that fired */ 1044 uint32_t sctps_timosack; /* Number of sack timers that fired */ 1045 uint32_t sctps_timoshutdown; /* Number of shutdown timers that fired */ 1046 uint32_t sctps_timoheartbeat; /* Number of heartbeat timers that fired */ 1047 uint32_t sctps_timocookie; /* Number of times a cookie timeout fired */ 1048 uint32_t sctps_timosecret; /* Number of times an endpoint changed its cookie secret*/ 1049 uint32_t sctps_timopathmtu; /* Number of PMTU timers that fired */ 1050 uint32_t sctps_timoshutdownack; /* Number of shutdown ack timers that fired */ 1051 uint32_t sctps_timoshutdownguard; /* Number of shutdown guard timers that fired */ 1052 uint32_t sctps_timostrmrst; /* Number of stream reset timers that fired */ 1053 uint32_t sctps_timoearlyfr; /* Number of early FR timers that fired */ 1054 uint32_t sctps_timoasconf; /* Number of times an asconf timer fired */ 1055 uint32_t sctps_timodelprim; /* Number of times a prim_deleted timer fired */ 1056 uint32_t sctps_timoautoclose; /* Number of times auto close timer fired */ 1057 uint32_t sctps_timoassockill; /* Number of asoc free timers expired */ 1058 uint32_t sctps_timoinpkill; /* Number of inp free timers expired */ 1059 /* former early FR counters */ 1060 uint32_t sctps_spare[11]; 1061 /* others */ 1062 uint32_t sctps_hdrops; /* packet shorter than header */ 1063 uint32_t sctps_badsum; /* checksum error */ 1064 uint32_t sctps_noport; /* no endpoint for port */ 1065 uint32_t sctps_badvtag; /* bad v-tag */ 1066 uint32_t sctps_badsid; /* bad SID */ 1067 uint32_t sctps_nomem; /* no memory */ 1068 uint32_t sctps_fastretransinrtt; /* number of multiple FR in a RTT window */ 1069 uint32_t sctps_markedretrans; 1070 uint32_t sctps_naglesent; /* nagle allowed sending */ 1071 uint32_t sctps_naglequeued; /* nagle doesn't allow sending */ 1072 uint32_t sctps_maxburstqueued; /* max burst doesn't allow sending */ 1073 uint32_t sctps_ifnomemqueued; /* look ahead tells us no memory in 1074 * interface ring buffer OR we had a 1075 * send error and are queuing one send. 1076 */ 1077 uint32_t sctps_windowprobed; /* total number of window probes sent */ 1078 uint32_t sctps_lowlevelerr; /* total times an output error causes us 1079 * to clamp down on next user send. 1080 */ 1081 uint32_t sctps_lowlevelerrusr; /* total times sctp_senderrors were caused from 1082 * a user send from a user invoked send not 1083 * a sack response 1084 */ 1085 uint32_t sctps_datadropchklmt; /* Number of in data drops due to chunk limit reached */ 1086 uint32_t sctps_datadroprwnd; /* Number of in data drops due to rwnd limit reached */ 1087 uint32_t sctps_ecnereducedcwnd; /* Number of times a ECN reduced the cwnd */ 1088 uint32_t sctps_vtagexpress; /* Used express lookup via vtag */ 1089 uint32_t sctps_vtagbogus; /* Collision in express lookup. */ 1090 uint32_t sctps_primary_randry; /* Number of times the sender ran dry of user data on primary */ 1091 uint32_t sctps_cmt_randry; /* Same for above */ 1092 uint32_t sctps_slowpath_sack; /* Sacks the slow way */ 1093 uint32_t sctps_wu_sacks_sent; /* Window Update only sacks sent */ 1094 uint32_t sctps_sends_with_flags; /* number of sends with sinfo_flags !=0 */ 1095 uint32_t sctps_sends_with_unord; /* number of unordered sends */ 1096 uint32_t sctps_sends_with_eof; /* number of sends with EOF flag set */ 1097 uint32_t sctps_sends_with_abort; /* number of sends with ABORT flag set */ 1098 uint32_t sctps_protocol_drain_calls; /* number of times protocol drain called */ 1099 uint32_t sctps_protocol_drains_done; /* number of times we did a protocol drain */ 1100 uint32_t sctps_read_peeks; /* Number of times recv was called with peek */ 1101 uint32_t sctps_cached_chk; /* Number of cached chunks used */ 1102 uint32_t sctps_cached_strmoq; /* Number of cached stream oq's used */ 1103 uint32_t sctps_left_abandon; /* Number of unread messages abandoned by close */ 1104 uint32_t sctps_send_burst_avoid; /* Unused */ 1105 uint32_t sctps_send_cwnd_avoid; /* Send cwnd full avoidance, already max burst inflight to net */ 1106 uint32_t sctps_fwdtsn_map_over; /* number of map array over-runs via fwd-tsn's */ 1107 uint32_t sctps_queue_upd_ecne; /* Number of times we queued or updated an ECN chunk on send queue */ 1108 uint32_t sctps_reserved[31]; /* Future ABI compat - remove int's from here when adding new */ 1109 }; 1110 1111 #define SCTP_STAT_INCR(_x) SCTP_STAT_INCR_BY(_x,1) 1112 #define SCTP_STAT_DECR(_x) SCTP_STAT_DECR_BY(_x,1) 1113 #if defined(__FreeBSD__) && defined(SMP) && defined(SCTP_USE_PERCPU_STAT) 1114 #define SCTP_STAT_INCR_BY(_x,_d) (SCTP_BASE_STATS[PCPU_GET(cpuid)]._x += _d) 1115 #define SCTP_STAT_DECR_BY(_x,_d) (SCTP_BASE_STATS[PCPU_GET(cpuid)]._x -= _d) 1116 #else 1117 #define SCTP_STAT_INCR_BY(_x,_d) atomic_add_int(&SCTP_BASE_STAT(_x), _d) 1118 #define SCTP_STAT_DECR_BY(_x,_d) atomic_subtract_int(&SCTP_BASE_STAT(_x), _d) 1119 #endif 1120 /* The following macros are for handling MIB values, */ 1121 #define SCTP_STAT_INCR_COUNTER32(_x) SCTP_STAT_INCR(_x) 1122 #define SCTP_STAT_INCR_COUNTER64(_x) SCTP_STAT_INCR(_x) 1123 #define SCTP_STAT_INCR_GAUGE32(_x) SCTP_STAT_INCR(_x) 1124 #define SCTP_STAT_DECR_COUNTER32(_x) SCTP_STAT_DECR(_x) 1125 #define SCTP_STAT_DECR_COUNTER64(_x) SCTP_STAT_DECR(_x) 1126 #define SCTP_STAT_DECR_GAUGE32(_x) SCTP_STAT_DECR(_x) 1127 1128 #if defined(__Userspace__) 1129 union sctp_sockstore { 1130 #if defined(INET) 1131 struct sockaddr_in sin; 1132 #endif 1133 #if defined(INET6) 1134 struct sockaddr_in6 sin6; 1135 #endif 1136 struct sockaddr_conn sconn; 1137 struct sockaddr sa; 1138 }; 1139 #else 1140 union sctp_sockstore { 1141 struct sockaddr_in sin; 1142 struct sockaddr_in6 sin6; 1143 struct sockaddr sa; 1144 }; 1145 #endif 1146 1147 1148 /***********************************/ 1149 /* And something for us old timers */ 1150 /***********************************/ 1151 1152 #ifndef __APPLE__ 1153 #ifndef __Userspace__ 1154 #ifndef ntohll 1155 #if defined(__Userspace_os_Linux) 1156 #ifndef _BSD_SOURCE 1157 #define _BSD_SOURCE 1158 #endif 1159 #include <endian.h> 1160 #else 1161 #include <sys/endian.h> 1162 #endif 1163 #define ntohll(x) be64toh(x) 1164 #endif 1165 1166 #ifndef htonll 1167 #if defined(__Userspace_os_Linux) 1168 #ifndef _BSD_SOURCE 1169 #define _BSD_SOURCE 1170 #endif 1171 #include <endian.h> 1172 #else 1173 #include <sys/endian.h> 1174 #endif 1175 #define htonll(x) htobe64(x) 1176 #endif 1177 #endif 1178 #endif 1179 /***********************************/ 1180 1181 1182 struct xsctp_inpcb { 1183 uint32_t last; 1184 uint32_t flags; 1185 #if defined(__FreeBSD__) && __FreeBSD_version < 1000048 1186 uint32_t features; 1187 #else 1188 uint64_t features; 1189 #endif 1190 uint32_t total_sends; 1191 uint32_t total_recvs; 1192 uint32_t total_nospaces; 1193 uint32_t fragmentation_point; 1194 uint16_t local_port; 1195 uint16_t qlen; 1196 uint16_t maxqlen; 1197 #if defined(__Windows__) 1198 uint16_t padding; 1199 #endif 1200 #if defined(__FreeBSD__) && __FreeBSD_version < 1000048 1201 uint32_t extra_padding[32]; /* future */ 1202 #else 1203 uint32_t extra_padding[31]; /* future */ 1204 #endif 1205 }; 1206 1207 struct xsctp_tcb { 1208 union sctp_sockstore primary_addr; /* sctpAssocEntry 5/6 */ 1209 uint32_t last; 1210 uint32_t heartbeat_interval; /* sctpAssocEntry 7 */ 1211 uint32_t state; /* sctpAssocEntry 8 */ 1212 uint32_t in_streams; /* sctpAssocEntry 9 */ 1213 uint32_t out_streams; /* sctpAssocEntry 10 */ 1214 uint32_t max_nr_retrans; /* sctpAssocEntry 11 */ 1215 uint32_t primary_process; /* sctpAssocEntry 12 */ 1216 uint32_t T1_expireries; /* sctpAssocEntry 13 */ 1217 uint32_t T2_expireries; /* sctpAssocEntry 14 */ 1218 uint32_t retransmitted_tsns; /* sctpAssocEntry 15 */ 1219 uint32_t total_sends; 1220 uint32_t total_recvs; 1221 uint32_t local_tag; 1222 uint32_t remote_tag; 1223 uint32_t initial_tsn; 1224 uint32_t highest_tsn; 1225 uint32_t cumulative_tsn; 1226 uint32_t cumulative_tsn_ack; 1227 uint32_t mtu; 1228 uint32_t refcnt; 1229 uint16_t local_port; /* sctpAssocEntry 3 */ 1230 uint16_t remote_port; /* sctpAssocEntry 4 */ 1231 struct sctp_timeval start_time; /* sctpAssocEntry 16 */ 1232 struct sctp_timeval discontinuity_time; /* sctpAssocEntry 17 */ 1233 #if defined(__FreeBSD__) 1234 #if __FreeBSD_version >= 800000 1235 uint32_t peers_rwnd; 1236 sctp_assoc_t assoc_id; /* sctpAssocEntry 1 */ 1237 uint32_t extra_padding[32]; /* future */ 1238 #else 1239 #endif 1240 #else 1241 uint32_t peers_rwnd; 1242 sctp_assoc_t assoc_id; /* sctpAssocEntry 1 */ 1243 uint32_t extra_padding[32]; /* future */ 1244 #endif 1245 }; 1246 1247 struct xsctp_laddr { 1248 union sctp_sockstore address; /* sctpAssocLocalAddrEntry 1/2 */ 1249 uint32_t last; 1250 struct sctp_timeval start_time; /* sctpAssocLocalAddrEntry 3 */ 1251 uint32_t extra_padding[32]; /* future */ 1252 }; 1253 1254 struct xsctp_raddr { 1255 union sctp_sockstore address; /* sctpAssocLocalRemEntry 1/2 */ 1256 uint32_t last; 1257 uint32_t rto; /* sctpAssocLocalRemEntry 5 */ 1258 uint32_t max_path_rtx; /* sctpAssocLocalRemEntry 6 */ 1259 uint32_t rtx; /* sctpAssocLocalRemEntry 7 */ 1260 uint32_t error_counter; /* */ 1261 uint32_t cwnd; /* */ 1262 uint32_t flight_size; /* */ 1263 uint32_t mtu; /* */ 1264 uint8_t active; /* sctpAssocLocalRemEntry 3 */ 1265 uint8_t confirmed; /* */ 1266 uint8_t heartbeat_enabled; /* sctpAssocLocalRemEntry 4 */ 1267 uint8_t potentially_failed; 1268 struct sctp_timeval start_time; /* sctpAssocLocalRemEntry 8 */ 1269 #if defined(__FreeBSD__) 1270 #if __FreeBSD_version >= 800000 1271 uint32_t rtt; 1272 uint32_t heartbeat_interval; 1273 uint32_t extra_padding[31]; /* future */ 1274 #endif 1275 #else 1276 uint32_t rtt; 1277 uint32_t heartbeat_interval; 1278 uint32_t extra_padding[31]; /* future */ 1279 #endif 1280 }; 1281 1282 #define SCTP_MAX_LOGGING_SIZE 30000 1283 #define SCTP_TRACE_PARAMS 6 /* This number MUST be even */ 1284 1285 struct sctp_log_entry { 1286 uint64_t timestamp; 1287 uint32_t subsys; 1288 uint32_t padding; 1289 uint32_t params[SCTP_TRACE_PARAMS]; 1290 }; 1291 1292 struct sctp_log { 1293 struct sctp_log_entry entry[SCTP_MAX_LOGGING_SIZE]; 1294 uint32_t index; 1295 uint32_t padding; 1296 }; 1297 1298 /* 1299 * Kernel defined for sctp_send 1300 */ 1301 #if defined(_KERNEL) || defined(__Userspace__) 1302 int 1303 sctp_lower_sosend(struct socket *so, 1304 struct sockaddr *addr, 1305 struct uio *uio, 1306 #if defined(__Panda__) 1307 pakhandle_type i_pak, 1308 pakhandle_type i_control, 1309 #else 1310 struct mbuf *i_pak, 1311 struct mbuf *control, 1312 #endif 1313 int flags, 1314 struct sctp_sndrcvinfo *srcv 1315 #if !(defined(__Panda__) || defined(__Userspace__)) 1316 #if defined(__FreeBSD__) && __FreeBSD_version >= 500000 1317 ,struct thread *p 1318 #elif defined(__Windows__) 1319 , PKTHREAD p 1320 #else 1321 ,struct proc *p 1322 #endif 1323 #endif 1324 ); 1325 1326 int 1327 sctp_sorecvmsg(struct socket *so, 1328 struct uio *uio, 1329 #if defined(__Panda__) 1330 particletype **mp, 1331 #else 1332 struct mbuf **mp, 1333 #endif 1334 struct sockaddr *from, 1335 int fromlen, 1336 int *msg_flags, 1337 struct sctp_sndrcvinfo *sinfo, 1338 int filling_sinfo); 1339 #endif 1340 1341 /* 1342 * API system calls 1343 */ 1344 #if !(defined(_KERNEL)) && !(defined(__Userspace__)) 1345 1346 __BEGIN_DECLS 1347 #if defined(__FreeBSD__) && __FreeBSD_version < 902000 1348 int sctp_peeloff __P((int, sctp_assoc_t)); 1349 int sctp_bindx __P((int, struct sockaddr *, int, int)); 1350 int sctp_connectx __P((int, const struct sockaddr *, int, sctp_assoc_t *)); 1351 int sctp_getaddrlen __P((sa_family_t)); 1352 int sctp_getpaddrs __P((int, sctp_assoc_t, struct sockaddr **)); 1353 void sctp_freepaddrs __P((struct sockaddr *)); 1354 int sctp_getladdrs __P((int, sctp_assoc_t, struct sockaddr **)); 1355 void sctp_freeladdrs __P((struct sockaddr *)); 1356 int sctp_opt_info __P((int, sctp_assoc_t, int, void *, socklen_t *)); 1357 1358 /* deprecated */ 1359 ssize_t sctp_sendmsg __P((int, const void *, size_t, const struct sockaddr *, 1360 socklen_t, uint32_t, uint32_t, uint16_t, uint32_t, uint32_t)); 1361 1362 /* deprecated */ 1363 ssize_t sctp_send __P((int, const void *, size_t, 1364 const struct sctp_sndrcvinfo *, int)); 1365 1366 /* deprecated */ 1367 ssize_t sctp_sendx __P((int, const void *, size_t, struct sockaddr *, 1368 int, struct sctp_sndrcvinfo *, int)); 1369 1370 /* deprecated */ 1371 ssize_t sctp_sendmsgx __P((int sd, const void *, size_t, struct sockaddr *, 1372 int, uint32_t, uint32_t, uint16_t, uint32_t, uint32_t)); 1373 1374 sctp_assoc_t sctp_getassocid __P((int, struct sockaddr *)); 1375 1376 /* deprecated */ 1377 ssize_t sctp_recvmsg __P((int, void *, size_t, struct sockaddr *, socklen_t *, 1378 struct sctp_sndrcvinfo *, int *)); 1379 1380 ssize_t sctp_sendv __P((int, const struct iovec *, int, struct sockaddr *, 1381 int, void *, socklen_t, unsigned int, int)); 1382 1383 ssize_t sctp_recvv __P((int, const struct iovec *, int, struct sockaddr *, 1384 socklen_t *, void *, socklen_t *, unsigned int *, int *)); 1385 #else 1386 int sctp_peeloff(int, sctp_assoc_t); 1387 int sctp_bindx(int, struct sockaddr *, int, int); 1388 int sctp_connectx(int, const struct sockaddr *, int, sctp_assoc_t *); 1389 int sctp_getaddrlen(sa_family_t); 1390 int sctp_getpaddrs(int, sctp_assoc_t, struct sockaddr **); 1391 void sctp_freepaddrs(struct sockaddr *); 1392 int sctp_getladdrs(int, sctp_assoc_t, struct sockaddr **); 1393 void sctp_freeladdrs(struct sockaddr *); 1394 int sctp_opt_info(int, sctp_assoc_t, int, void *, socklen_t *); 1395 1396 /* deprecated */ 1397 ssize_t sctp_sendmsg(int, const void *, size_t, const struct sockaddr *, 1398 socklen_t, uint32_t, uint32_t, uint16_t, uint32_t, uint32_t); 1399 1400 /* deprecated */ 1401 ssize_t sctp_send(int, const void *, size_t, 1402 const struct sctp_sndrcvinfo *, int); 1403 1404 /* deprecated */ 1405 ssize_t sctp_sendx(int, const void *, size_t, struct sockaddr *, 1406 int, struct sctp_sndrcvinfo *, int); 1407 1408 /* deprecated */ 1409 ssize_t sctp_sendmsgx(int sd, const void *, size_t, struct sockaddr *, 1410 int, uint32_t, uint32_t, uint16_t, uint32_t, uint32_t); 1411 1412 sctp_assoc_t sctp_getassocid(int, struct sockaddr *); 1413 1414 /* deprecated */ 1415 ssize_t sctp_recvmsg(int, void *, size_t, struct sockaddr *, socklen_t *, 1416 struct sctp_sndrcvinfo *, int *); 1417 1418 ssize_t sctp_sendv(int, const struct iovec *, int, struct sockaddr *, 1419 int, void *, socklen_t, unsigned int, int); 1420 1421 ssize_t sctp_recvv(int, const struct iovec *, int, struct sockaddr *, 1422 socklen_t *, void *, socklen_t *, unsigned int *, int *); 1423 #endif 1424 __END_DECLS 1425 1426 #endif /* !_KERNEL */ 1427 #endif /* !__sctp_uio_h__ */ 1428