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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 | /* * Copyright (c) 2000-2019 Apple Inc. All rights reserved. * * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ * * This file contains Original Code and/or Modifications of Original Code * as defined in and that are subject to the Apple Public Source License * Version 2.0 (the 'License'). You may not use this file except in * compliance with the License. The rights granted to you under the License * may not be used to create, or enable the creation or redistribution of, * unlawful or unlicensed copies of an Apple operating system, or to * circumvent, violate, or enable the circumvention or violation of, any * terms of an Apple operating system software license agreement. * * Please obtain a copy of the License at * http://www.opensource.apple.com/apsl/ and read it before using this file. * * The Original Code and all software distributed under the License are * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. * Please see the License for the specific language governing rights and * limitations under the License. * * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ */ /* Copyright (c) 1998, 1999 Apple Computer, Inc. All Rights Reserved */ /* Copyright (c) 1995 NeXT Computer, Inc. All Rights Reserved */ /* * Copyright (c) 1982, 1986, 1993 * The Regents of the University of California. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the University of * California, Berkeley and its contributors. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * @(#)protosw.h 8.1 (Berkeley) 6/2/93 * $FreeBSD: src/sys/sys/protosw.h,v 1.28.2.2 2001/07/03 11:02:01 ume Exp $ */ #ifndef _SYS_PROTOSW_H_ #define _SYS_PROTOSW_H_ #include <sys/appleapiopts.h> #include <sys/cdefs.h> /* XXX: this will go away */ #define PR_SLOWHZ 2 /* 2 slow timeouts per second */ /* * The arguments to the ctlinput routine are * (*protosw[].pr_ctlinput)(cmd, sa, arg); * where cmd is one of the commands below, sa is a pointer to a sockaddr, * and arg is a `void *' argument used within a protocol family. */ #define PRC_IFDOWN 0 /* interface transition */ #define PRC_ROUTEDEAD 1 /* select new route if possible ??? */ #define PRC_IFUP 2 /* interface has come back up */ #define PRC_QUENCH2 3 /* DEC congestion bit says slow down */ #define PRC_QUENCH 4 /* some one said to slow down */ #define PRC_MSGSIZE 5 /* message size forced drop */ #define PRC_HOSTDEAD 6 /* host appears to be down */ #define PRC_HOSTUNREACH 7 /* deprecated (use PRC_UNREACH_HOST) */ #define PRC_UNREACH_NET 8 /* no route to network */ #define PRC_UNREACH_HOST 9 /* no route to host */ #define PRC_UNREACH_PROTOCOL 10 /* dst says bad protocol */ #define PRC_UNREACH_PORT 11 /* bad port # */ /* was PRC_UNREACH_NEEDFRAG 12 (use PRC_MSGSIZE) */ #define PRC_UNREACH_SRCFAIL 13 /* source route failed */ #define PRC_REDIRECT_NET 14 /* net routing redirect */ #define PRC_REDIRECT_HOST 15 /* host routing redirect */ #define PRC_REDIRECT_TOSNET 16 /* redirect for type of service & net */ #define PRC_REDIRECT_TOSHOST 17 /* redirect for tos & host */ #define PRC_TIMXCEED_INTRANS 18 /* packet lifetime expired in transit */ #define PRC_TIMXCEED_REASS 19 /* lifetime expired on reass q */ #define PRC_PARAMPROB 20 /* header incorrect */ #define PRC_UNREACH_ADMIN_PROHIB 21 /* packet administrativly prohibited */ #define PRC_NCMDS 22 #define PRC_IS_REDIRECT(cmd) \ ((cmd) >= PRC_REDIRECT_NET && (cmd) <= PRC_REDIRECT_TOSHOST) #ifdef BSD_KERNEL_PRIVATE #include <sys/eventhandler.h> #endif #ifdef KERNEL_PRIVATE #include <sys/socket.h> #include <sys/socketvar.h> #include <sys/queue.h> #include <kern/locks.h> /* Forward declare these structures referenced from prototypes below. */ struct mbuf; struct proc; struct sockaddr; struct socket; struct sockopt; struct socket_filter; struct uio; struct ifnet; #ifdef XNU_KERNEL_PRIVATE struct domain_old; struct proc; #endif /* XNU_KERNEL_PRIVATE */ #pragma pack(4) #ifdef XNU_KERNEL_PRIVATE /* * Legacy protocol switch table. * * NOTE: Do not modify this structure, as there are modules outside of xnu * which rely on the size and layout for binary compatibility. This structure * is simply used by the exported net_{add,del}_proto_old, pffindproto_old * routines, and by the domain_old structure. Internally, protocol switch * tables are stored in the private variant of protosw defined down below. */ struct protosw_old { #else struct protosw { #endif /* !XNU_KERNEL_PRIVATE */ short pr_type; /* socket type used for */ struct domain *pr_domain; /* domain protocol a member of */ short pr_protocol; /* protocol number */ unsigned int pr_flags; /* see below */ /* * protocol-protocol hooks */ void (*pr_input) /* input to protocol (from below) */ (struct mbuf *, int len); int (*pr_output) /* output to protocol (from above) */ (struct mbuf *m, struct socket *so); void (*pr_ctlinput) /* control input (from below) */ (int, struct sockaddr *, void *, struct ifnet *); int (*pr_ctloutput) /* control output (from above) */ (struct socket *, struct sockopt *); /* * user-protocol hook */ void *pr_ousrreq; /* * utility hooks */ void (*pr_init)(void); /* initialization hook */ void (*pr_unused)(void); /* placeholder - fasttimo is removed */ void (*pr_unused2)(void); /* placeholder - slowtimo is removed */ void (*pr_drain)(void); /* flush any excess space possible */ int (*pr_sysctl) /* sysctl for protocol */ (int *, u_int, void *, size_t *, void *, size_t); #ifdef XNU_KERNEL_PRIVATE struct pr_usrreqs_old *pr_usrreqs; /* supersedes pr_usrreq() */ #else struct pr_usrreqs *pr_usrreqs; /* supersedes pr_usrreq() */ #endif /* !XNU_KERNEL_PRIVATE */ int (*pr_lock) /* lock function for protocol */ (struct socket *so, int refcnt, void *debug); int (*pr_unlock) /* unlock for protocol */ (struct socket *so, int refcnt, void *debug); lck_mtx_t *(*pr_getlock) /* retrieve protocol lock */ (struct socket *so, int flags); /* * Implant hooks */ TAILQ_HEAD(, socket_filter) pr_filter_head; #ifdef XNU_KERNEL_PRIVATE struct protosw_old *pr_next; /* chain for domain */ #else struct protosw *pr_next; /* chain for domain */ #endif /* !XNU_KERNEL_PRIVATE */ u_int32_t reserved[1]; /* padding for future use */ }; #pragma pack() #ifdef XNU_KERNEL_PRIVATE /* * Protocol switch table. * * Each protocol has a handle initializing one of these structures, * which is used for protocol-protocol and system-protocol communication. * * A protocol is called through the pr_init entry before any other. * The system will call the pr_drain entry if it is low on space and this * should throw away any non-critical data. * * Protocols pass data between themselves as chains of mbufs using * the pr_input and pr_output hooks. Pr_input passes data up (towards * the users) and pr_output passes it down (towards the interfaces); control * information passes up and down on pr_ctlinput and pr_ctloutput. * The protocol is responsible for the space occupied by any the * arguments to these entries and must dispose it. * * The userreq routine interfaces protocols to the system and is * described below. * * After a protocol is attached, its pr_domain will be set to the domain * which the protocol belongs to, and its pr_protosw will be set to the * address of the protosw instance. The latter is useful for finding * the real/original protosw instance, in the event so_proto is altered * to point to an alternative/derivative protosw. E.g. the list of * socket filters is only applicable on the original protosw instance. * * Internal, private and extendable representation of protosw. */ struct protosw { TAILQ_ENTRY(protosw) pr_entry; /* chain for domain */ struct domain *pr_domain; /* domain protocol a member of */ struct protosw *pr_protosw; /* pointer to self */ u_int16_t pr_type; /* socket type used for */ u_int16_t pr_protocol; /* protocol number */ u_int32_t pr_flags; /* see below */ /* * protocol-protocol hooks */ void (*pr_input) /* input to protocol (from below) */ (struct mbuf *, int len); int (*pr_output) /* output to protocol (from above) */ (struct mbuf *m, struct socket *so); void (*pr_ctlinput) /* control input (from below) */ (int, struct sockaddr *, void *, struct ifnet *); int (*pr_ctloutput) /* control output (from above) */ (struct socket *, struct sockopt *); /* * user-protocol hook */ struct pr_usrreqs *pr_usrreqs; /* user request; see list below */ /* * utility hooks */ void (*pr_init) /* initialization hook */ (struct protosw *, struct domain *); void (*pr_drain)(void); /* flush any excess space possible */ int (*pr_sysctl) /* sysctl for protocol */ (int *, u_int, void *, size_t *, void *, size_t); int (*pr_lock) /* lock function for protocol */ (struct socket *so, int refcnt, void *debug); int (*pr_unlock) /* unlock for protocol */ (struct socket *so, int refcnt, void *debug); lck_mtx_t *(*pr_getlock) /* retrieve protocol lock */ (struct socket *so, int flags); /* * misc */ TAILQ_HEAD(, socket_filter) pr_filter_head; struct protosw_old *pr_old; void (*pr_update_last_owner) /* update last socket owner */ (struct socket *so, struct proc *p, struct proc *ep); void (*pr_copy_last_owner) /* copy last socket from listener */ (struct socket *so, struct socket *head); }; /* * Values for the flags argument of pr_getlock */ #define PR_F_WILLUNLOCK 0x01 /* Will unlock (e.g., msleep) after the pr_getlock call */ #endif /* XNU_KERNEL_PRIVATE */ /* * Values for pr_flags. * PR_ADDR requires PR_ATOMIC; * PR_ADDR and PR_CONNREQUIRED are mutually exclusive. * PR_IMPLOPCL means that the protocol allows sendto without prior connect, * and the protocol understands the MSG_EOF flag. The first property is * is only relevant if PR_CONNREQUIRED is set (otherwise sendto is allowed * anyhow). */ #define PR_ATOMIC 0x01 /* exchange atomic messages only */ #define PR_ADDR 0x02 /* addresses given with messages */ #define PR_CONNREQUIRED 0x04 /* connection required by protocol */ #define PR_WANTRCVD 0x08 /* want PRU_RCVD calls */ #define PR_RIGHTS 0x10 /* passes capabilities */ #define PR_IMPLOPCL 0x20 /* implied open/close */ #define PR_LASTHDR 0x40 /* enforce ipsec policy; last header */ #define PR_PROTOLOCK 0x80 /* protocol takes care of it's own locking */ #define PR_PCBLOCK 0x100 /* protocol supports per pcb locking */ #define PR_DISPOSE 0x200 /* protocol requires late lists disposal */ #ifdef BSD_KERNEL_PRIVATE #define PR_INITIALIZED 0x400 /* protocol has been initialized */ #define PR_ATTACHED 0x800 /* protocol is attached to a domain */ #define PR_MULTICONN 0x1000 /* supports multiple connect calls */ #define PR_EVCONNINFO 0x2000 /* protocol generates conninfo event */ #define PR_PRECONN_WRITE 0x4000 /* protocol supports preconnect write */ #define PR_DATA_IDEMPOTENT 0x8000 /* protocol supports idempotent data at connectx-time */ #define PR_OLD 0x10000000 /* added via net_add_proto */ /* pseudo-public domain flags */ #define PRF_USERFLAGS \ (PR_ATOMIC|PR_ADDR|PR_CONNREQUIRED|PR_WANTRCVD|PR_RIGHTS| \ PR_IMPLOPCL|PR_LASTHDR|PR_PROTOLOCK|PR_PCBLOCK|PR_DISPOSE) #endif /* BSD_KERNEL_PRIVATE */ #ifdef BSD_KERNEL_PRIVATE #ifdef PRCREQUESTS char *prcrequests[] = { "IFDOWN", "ROUTEDEAD", "IFUP", "DEC-BIT-QUENCH2", "QUENCH", "MSGSIZE", "HOSTDEAD", "#7", "NET-UNREACH", "HOST-UNREACH", "PROTO-UNREACH", "PORT-UNREACH", "#12", "SRCFAIL-UNREACH", "NET-REDIRECT", "HOST-REDIRECT", "TOSNET-REDIRECT", "TOSHOST-REDIRECT", "TX-INTRANS", "TX-REASS", "PARAMPROB", "ADMIN-UNREACH" }; #endif /* PRCREQUESTS */ /* * The arguments to ctloutput are: * (*protosw[].pr_ctloutput)(req, so, level, optname, optval, p); * req is one of the actions listed below, so is a (struct socket *), * level is an indication of which protocol layer the option is intended. * optname is a protocol dependent socket option request, * optval is a pointer to a mbuf-chain pointer, for value-return results. * The protocol is responsible for disposal of the mbuf chain *optval * if supplied, * the caller is responsible for any space held by *optval, when returned. * A non-zero return from usrreq gives an * UNIX error number which should be passed to higher level software. */ #define PRCO_GETOPT 0 #define PRCO_SETOPT 1 #define PRCO_NCMDS 2 #ifdef PRCOREQUESTS char *prcorequests[] = { "GETOPT", "SETOPT", }; #endif /* PRCOREQUESTS */ /* * In earlier BSD network stacks, a single pr_usrreq() function pointer was * invoked with an operation number indicating what operation was desired. * We now provide individual function pointers which protocols can implement, * which offers a number of benefits (such as type checking for arguments). * These older constants are still present in order to support TCP debugging. */ #define PRU_ATTACH 0 /* attach protocol to up */ #define PRU_DETACH 1 /* detach protocol from up */ #define PRU_BIND 2 /* bind socket to address */ #define PRU_LISTEN 3 /* listen for connection */ #define PRU_CONNECT 4 /* establish connection to peer */ #define PRU_ACCEPT 5 /* accept connection from peer */ #define PRU_DISCONNECT 6 /* disconnect from peer */ #define PRU_SHUTDOWN 7 /* won't send any more data */ #define PRU_RCVD 8 /* have taken data; more room now */ #define PRU_SEND 9 /* send this data */ #define PRU_ABORT 10 /* abort (fast DISCONNECT, DETATCH) */ #define PRU_CONTROL 11 /* control operations on protocol */ #define PRU_SENSE 12 /* return status into m */ #define PRU_RCVOOB 13 /* retrieve out of band data */ #define PRU_SENDOOB 14 /* send out of band data */ #define PRU_SOCKADDR 15 /* fetch socket's address */ #define PRU_PEERADDR 16 /* fetch peer's address */ #define PRU_CONNECT2 17 /* connect two sockets */ /* begin for protocols internal use */ #define PRU_FASTTIMO 18 /* 200ms timeout */ #define PRU_SLOWTIMO 19 /* 500ms timeout */ #define PRU_PROTORCV 20 /* receive from below */ #define PRU_PROTOSEND 21 /* send to below */ /* end for protocol's internal use */ #define PRU_SEND_EOF 22 /* send and close */ #define PRU_NREQ 22 #ifdef PRUREQUESTS char *prurequests[] = { "ATTACH", "DETACH", "BIND", "LISTEN", "CONNECT", "ACCEPT", "DISCONNECT", "SHUTDOWN", "RCVD", "SEND", "ABORT", "CONTROL", "SENSE", "RCVOOB", "SENDOOB", "SOCKADDR", "PEERADDR", "CONNECT2", "FASTTIMO", "SLOWTIMO", "PROTORCV", "PROTOSEND", "SEND_EOF", }; #endif /* PRUREQUESTS */ #endif /* BSD_KERNEL_PRIVATE */ struct stat; struct ucred; struct uio; struct recv_msg_elem; #ifdef XNU_KERNEL_PRIVATE /* * Legacy user-protocol hooks. * * NOTE: Do not modify this structure, as there are modules outside of xnu * which rely on the size and layout for binary compatibility. This structure * is simply used by the protosw_old structure. Internally, user-protocol * hooks use the private variant of pr_usrreqs defined down below. */ struct pr_usrreqs_old { #else struct pr_usrreqs { #endif /* !XNU_KERNEL_PRIVATE */ int (*pru_abort)(struct socket *so); int (*pru_accept)(struct socket *so, struct sockaddr **nam); int (*pru_attach)(struct socket *so, int proto, struct proc *p); int (*pru_bind)(struct socket *so, struct sockaddr *nam, struct proc *p); int (*pru_connect)(struct socket *so, struct sockaddr *nam, struct proc *p); int (*pru_connect2)(struct socket *so1, struct socket *so2); int (*pru_control)(struct socket *so, u_long cmd, caddr_t data, struct ifnet *ifp, struct proc *p); int (*pru_detach)(struct socket *so); int (*pru_disconnect)(struct socket *so); int (*pru_listen)(struct socket *so, struct proc *p); int (*pru_peeraddr)(struct socket *so, struct sockaddr **nam); int (*pru_rcvd)(struct socket *so, int flags); int (*pru_rcvoob)(struct socket *so, struct mbuf *m, int flags); int (*pru_send)(struct socket *so, int flags, struct mbuf *m, struct sockaddr *addr, struct mbuf *control, struct proc *p); int (*pru_sense)(struct socket *so, void *sb, int isstat64); int (*pru_shutdown)(struct socket *so); int (*pru_sockaddr)(struct socket *so, struct sockaddr **nam); int (*pru_sosend)(struct socket *so, struct sockaddr *addr, struct uio *uio, struct mbuf *top, struct mbuf *control, int flags); int (*pru_soreceive)(struct socket *so, struct sockaddr **paddr, struct uio *uio, struct mbuf **mp0, struct mbuf **controlp, int *flagsp); int (*pru_sopoll)(struct socket *so, int events, struct ucred *cred, void *); }; #ifdef XNU_KERNEL_PRIVATE /* * If the ordering here looks odd, that's because it's alphabetical. These * should eventually be merged back into struct protosw. * * Internal, private and extendable representation of pr_usrreqs. * * NOTE: When adding new ones, also add default callbacks in pru_sanitize(). */ struct pr_usrreqs { uint32_t pru_flags; /* see PRUF flags below */ int (*pru_abort)(struct socket *); int (*pru_accept)(struct socket *, struct sockaddr **); int (*pru_attach)(struct socket *, int proto, struct proc *); int (*pru_bind)(struct socket *, struct sockaddr *, struct proc *); int (*pru_connect)(struct socket *, struct sockaddr *, struct proc *); int (*pru_connect2)(struct socket *, struct socket *); int (*pru_connectx)(struct socket *, struct sockaddr *, struct sockaddr *, struct proc *, uint32_t, sae_associd_t, sae_connid_t *, uint32_t, void *, uint32_t, struct uio *, user_ssize_t *); int (*pru_control)(struct socket *, u_long, caddr_t, struct ifnet *, struct proc *); int (*pru_detach)(struct socket *); int (*pru_disconnect)(struct socket *); int (*pru_disconnectx)(struct socket *, sae_associd_t, sae_connid_t); int (*pru_listen)(struct socket *, struct proc *); int (*pru_peeraddr)(struct socket *, struct sockaddr **); int (*pru_rcvd)(struct socket *, int); int (*pru_rcvoob)(struct socket *, struct mbuf *, int); int (*pru_send)(struct socket *, int, struct mbuf *, struct sockaddr *, struct mbuf *, struct proc *); int (*pru_send_list)(struct socket *, int, struct mbuf *, struct sockaddr *, struct mbuf *, struct proc *); #define PRUS_OOB 0x1 #define PRUS_EOF 0x2 #define PRUS_MORETOCOME 0x4 int (*pru_sense)(struct socket *, void *, int); int (*pru_shutdown)(struct socket *); int (*pru_sockaddr)(struct socket *, struct sockaddr **); int (*pru_sopoll)(struct socket *, int, struct ucred *, void *); int (*pru_soreceive)(struct socket *, struct sockaddr **, struct uio *, struct mbuf **, struct mbuf **, int *); int (*pru_soreceive_list)(struct socket *, struct recv_msg_elem *, u_int, int *); int (*pru_sosend)(struct socket *, struct sockaddr *, struct uio *, struct mbuf *, struct mbuf *, int); int (*pru_sosend_list)(struct socket *, struct uio **, u_int, int); int (*pru_socheckopt)(struct socket *, struct sockopt *); int (*pru_preconnect)(struct socket *so); }; /* Values for pru_flags */ #define PRUF_OLD 0x10000000 /* added via net_add_proto */ #ifdef BSD_KERNEL_PRIVATE /* * For faster access than net_uptime(), bypassing the initialization. */ extern u_int64_t _net_uptime; #endif /* BSD_KERNEL_PRIVATE */ #endif /* XNU_KERNEL_PRIVATE */ __BEGIN_DECLS extern int pru_abort_notsupp(struct socket *so); extern int pru_accept_notsupp(struct socket *so, struct sockaddr **nam); extern int pru_attach_notsupp(struct socket *so, int proto, struct proc *p); extern int pru_bind_notsupp(struct socket *so, struct sockaddr *nam, struct proc *p); extern int pru_connect_notsupp(struct socket *so, struct sockaddr *nam, struct proc *p); extern int pru_connect2_notsupp(struct socket *so1, struct socket *so2); #ifdef XNU_KERNEL_PRIVATE extern int pru_connectx_notsupp(struct socket *, struct sockaddr *, struct sockaddr *, struct proc *, uint32_t, sae_associd_t, sae_connid_t *, uint32_t, void *, uint32_t, struct uio *, user_ssize_t *); extern int pru_disconnectx_notsupp(struct socket *, sae_associd_t, sae_connid_t); extern int pru_socheckopt_null(struct socket *, struct sockopt *); #endif /* XNU_KERNEL_PRIVATE */ extern int pru_control_notsupp(struct socket *so, u_long cmd, caddr_t data, struct ifnet *ifp, struct proc *p); extern int pru_detach_notsupp(struct socket *so); extern int pru_disconnect_notsupp(struct socket *so); extern int pru_listen_notsupp(struct socket *so, struct proc *p); extern int pru_peeraddr_notsupp(struct socket *so, struct sockaddr **nam); extern int pru_rcvd_notsupp(struct socket *so, int flags); extern int pru_rcvoob_notsupp(struct socket *so, struct mbuf *m, int flags); extern int pru_send_notsupp(struct socket *so, int flags, struct mbuf *m, struct sockaddr *addr, struct mbuf *control, struct proc *p); extern int pru_send_list_notsupp(struct socket *so, int flags, struct mbuf *m, struct sockaddr *addr, struct mbuf *control, struct proc *p); extern int pru_sense_null(struct socket *so, void * sb, int isstat64); extern int pru_shutdown_notsupp(struct socket *so); extern int pru_sockaddr_notsupp(struct socket *so, struct sockaddr **nam); extern int pru_sosend_notsupp(struct socket *so, struct sockaddr *addr, struct uio *uio, struct mbuf *top, struct mbuf *control, int flags); extern int pru_sosend_list_notsupp(struct socket *so, struct uio **uio, u_int, int flags); extern int pru_soreceive_notsupp(struct socket *so, struct sockaddr **paddr, struct uio *uio, struct mbuf **mp0, struct mbuf **controlp, int *flagsp); extern int pru_soreceive_list_notsupp(struct socket *, struct recv_msg_elem *, u_int, int *); extern int pru_sopoll_notsupp(struct socket *so, int events, struct ucred *cred, void *); #ifdef XNU_KERNEL_PRIVATE extern void pru_sanitize(struct pr_usrreqs *); extern void domaininit(void); extern void domainfin(void); extern void pfctlinput(int, struct sockaddr *); extern void pfctlinput2(int, struct sockaddr *, void *); extern struct protosw *pffindproto_locked(int, int, int); extern struct protosw *pffindprotonotype(int, int); extern struct protosw *pffindtype(int, int); extern struct protosw_old *pffindproto_old(int, int, int); extern int net_add_proto(struct protosw *, struct domain *, int) __XNU_INTERNAL(net_add_proto); extern void net_init_proto(struct protosw *, struct domain *); extern int net_del_proto(int, int, struct domain *) __XNU_INTERNAL(net_del_proto); extern int net_add_proto_old(struct protosw_old *, struct domain_old *); extern int net_del_proto_old(int, int, struct domain_old *); extern void net_update_uptime(void); extern void net_update_uptime_with_time(const struct timeval *); extern u_int64_t net_uptime(void); extern u_int64_t net_uptime_ms(void); extern void net_uptime2timeval(struct timeval *); extern struct protosw *pffindproto(int family, int protocol, int type) __XNU_INTERNAL(pffindproto); #else extern int net_add_proto(struct protosw *, struct domain *); extern int net_del_proto(int, int, struct domain *); extern struct protosw *pffindproto(int family, int protocol, int type); #endif /* XNU_KERNEL_PRIVATE */ __END_DECLS #endif /* KERNEL_PRIVATE */ #endif /* !_SYS_PROTOSW_H_ */ |