/* * Copyright (c) 2000-2014 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 #include /* XXX: this will go away */ #define PR_SLOWHZ 2 /* 2 slow timeouts per second */ #ifdef KERNEL_PRIVATE #include #include #include #include /* Forward declare these structures referenced from prototypes below. */ struct mbuf; struct proc; struct sockaddr; struct socket; struct sockopt; struct socket_filter; #ifdef XNU_KERNEL_PRIVATE struct domain_old; #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 *); 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 locktype, void *debug); int (*pr_unlock) /* unlock for protocol */ (struct socket *so, int locktype, void *debug); lck_mtx_t *(*pr_getlock) /* retrieve protocol lock */ (struct socket *so, int locktype); /* * 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 *); 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 locktype, void *debug); int (*pr_unlock) /* unlock for protocol */ (struct socket *so, int locktype, void *debug); lck_mtx_t *(*pr_getlock) /* retrieve protocol lock */ (struct socket *so, int locktype); /* * misc */ TAILQ_HEAD(, socket_filter) pr_filter_head; struct protosw_old *pr_old; }; #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_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 /* * 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 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 ifnet; struct stat; struct ucred; struct uio; #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_list **, struct sockaddr_list **, struct proc *, uint32_t, associd_t, connid_t *, uint32_t, void *, uint32_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 *, associd_t, connid_t); int (*pru_listen)(struct socket *, struct proc *); int (*pru_peeloff)(struct socket *, associd_t, struct socket **); 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 sockaddr **, struct uio **, u_int, struct mbuf **, struct mbuf **, int *); int (*pru_sosend)(struct socket *, struct sockaddr *, struct uio *, struct mbuf *, struct mbuf *, int); int (*pru_sosend_list)(struct socket *, struct sockaddr *, struct uio **, u_int, struct mbuf *, struct mbuf *, int); int (*pru_socheckopt)(struct socket *, struct sockopt *); }; /* Values for pru_flags */ #define PRUF_OLD 0x10000000 /* added via net_add_proto */ #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_list **, struct sockaddr_list **, struct proc *, uint32_t, associd_t, connid_t *, uint32_t, void *, uint32_t); extern int pru_disconnectx_notsupp(struct socket *, associd_t, connid_t); extern int pru_socheckopt_null(struct socket *, struct sockopt *); extern int pru_peeloff_notsupp(struct socket *, associd_t, struct socket **); #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 sockaddr *addr, struct uio **uio, u_int, struct mbuf *top, struct mbuf *control, 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 *so, struct sockaddr **paddr, struct uio **uio, u_int, struct mbuf **mp0, struct mbuf **controlp, int *flagsp); 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); extern void net_init_proto(struct protosw *, struct domain *); extern int net_del_proto(int, int, struct domain *); 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_secs(uint64_t secs); extern u_int64_t net_uptime(void); extern void net_uptime2timeval(struct timeval *); #else extern int net_add_proto(struct protosw *, struct domain *); extern int net_del_proto(int, int, struct domain *); #endif /* XNU_KERNEL_PRIVATE */ extern struct protosw *pffindproto(int family, int protocol, int type); __END_DECLS #endif /* KERNEL_PRIVATE */ #endif /* !_SYS_PROTOSW_H_ */