/*
- * Copyright (c) 2000-2011 Apple Inc. All rights reserved.
+ * Copyright (c) 2000-2016 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
* 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,
* 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@
*/
/*
* SUCH DAMAGE.
*
* @(#)in_var.h 8.2 (Berkeley) 1/9/95
- * $FreeBSD: src/sys/netinet/in_var.h,v 1.33.2.2 2001/07/17 10:50:01 ru Exp $
*/
#ifndef _NETINET_IN_VAR_H_
-#define _NETINET_IN_VAR_H_
+#define _NETINET_IN_VAR_H_
#include <sys/appleapiopts.h>
#include <sys/queue.h>
-#ifdef __APPLE__
#include <sys/kern_event.h>
-#endif
+#include <net/net_kev.h>
-#ifdef XNU_KERNEL_PRIVATE
+#ifdef BSD_KERNEL_PRIVATE
#include <net/route.h>
/*
* of the structure and is assumed to be first.
*/
struct in_ifaddr {
- struct ifaddr ia_ifa; /* protocol-independent info */
-#define ia_ifp ia_ifa.ifa_ifp
-#define ia_flags ia_ifa.ifa_flags
- /* ia_{,sub}net{,mask} in host order */
- u_int32_t ia_net; /* network number of interface */
- u_int32_t ia_netmask; /* mask of net part */
- u_int32_t ia_subnet; /* subnet number, including net */
- u_int32_t ia_subnetmask; /* mask of subnet part */
- struct in_addr ia_netbroadcast; /* to recognize net broadcasts */
- TAILQ_ENTRY(in_ifaddr) ia_link; /* tailq macro glue */
- struct sockaddr_in ia_addr; /* reserve space for interface name */
- struct sockaddr_in ia_dstaddr; /* reserve space for broadcast addr */
-#define ia_broadaddr ia_dstaddr
- struct sockaddr_in ia_sockmask; /* reserve space for general netmask */
- TAILQ_ENTRY(in_ifaddr) ia_hash; /* hash bucket entry */
+ struct ifaddr ia_ifa; /* protocol-independent info */
+#define ia_ifp ia_ifa.ifa_ifp
+#define ia_flags ia_ifa.ifa_flags
+ /* ia_{,sub}net{,mask} in host order */
+ u_int32_t ia_net; /* network number of interface */
+ u_int32_t ia_netmask; /* mask of net part */
+ u_int32_t ia_subnet; /* subnet number, including net */
+ u_int32_t ia_subnetmask; /* mask of subnet part */
+ struct in_addr ia_netbroadcast; /* to recognize net broadcasts */
+ TAILQ_ENTRY(in_ifaddr) ia_link; /* tailq macro glue */
+ struct sockaddr_in ia_addr; /* reserve space for interface name */
+ struct sockaddr_in ia_dstaddr; /* reserve space for broadcast addr */
+#define ia_broadaddr ia_dstaddr
+ struct sockaddr_in ia_sockmask; /* reserve space for general netmask */
+ TAILQ_ENTRY(in_ifaddr) ia_hash; /* hash bucket entry */
};
-#endif /* XNU_KERNEL_PRIVATE */
-
-struct in_aliasreq {
- char ifra_name[IFNAMSIZ]; /* if name, e.g. "en0" */
- struct sockaddr_in ifra_addr;
- struct sockaddr_in ifra_broadaddr;
-#define ifra_dstaddr ifra_broadaddr
- struct sockaddr_in ifra_mask;
- u_int32_t ifra_unused; /* not used: used to be 'dlt' */
+
+#define ifatoia(ifa) ((struct in_ifaddr *)(void *)(ifa))
+#endif /* BSD_KERNEL_PRIVATE */
+
+struct in_aliasreq {
+ char ifra_name[IFNAMSIZ]; /* if name, e.g. "en0" */
+ struct sockaddr_in ifra_addr;
+ struct sockaddr_in ifra_broadaddr;
+#define ifra_dstaddr ifra_broadaddr
+ struct sockaddr_in ifra_mask;
};
/*
- * Event data, internet style.
+ * Event data, inet style.
*/
struct kev_in_data {
- struct net_event_data link_data;
- struct in_addr ia_addr;
- u_int32_t ia_net; /* network number of interface */
- u_int32_t ia_netmask; /* mask of net part */
- u_int32_t ia_subnet; /* subnet number, including net */
- u_int32_t ia_subnetmask; /* mask of subnet part */
- struct in_addr ia_netbroadcast;/* to recognize net broadcasts */
- struct in_addr ia_dstaddr;
+ struct net_event_data link_data;
+ struct in_addr ia_addr; /* interface address */
+ u_int32_t ia_net; /* network number of interface */
+ u_int32_t ia_netmask; /* mask of net part */
+ u_int32_t ia_subnet; /* subnet number, including net */
+ u_int32_t ia_subnetmask; /* mask of subnet part */
+ struct in_addr ia_netbroadcast; /* to recognize net broadcasts */
+ struct in_addr ia_dstaddr;
};
struct kev_in_collision {
- struct net_event_data link_data; /* link colliding arp was received on */
- struct in_addr ia_ipaddr; /* IP address we and another node are using */
- u_char hw_len; /* length of hardware address */
- u_char hw_addr[0]; /* variable length hardware address */
+ struct net_event_data link_data; /* link where ARP was received on */
+ struct in_addr ia_ipaddr; /* conflicting IP address */
+ u_char hw_len; /* length of hardware address */
+ u_char hw_addr[0]; /* variable length hardware address */
};
-#ifdef __APPLE_API_PRIVATE
-struct kev_in_portinuse {
- u_int16_t port; /* conflicting port number in host order */
- u_int32_t req_pid; /* PID port requestor */
- u_int32_t reserved[2];
+struct kev_in_arpfailure {
+ struct net_event_data link_data; /* link where ARP is being sent */
};
-#endif
-
-
-/*
- * Define inet event subclass and specific inet events.
- */
-#define KEV_INET_SUBCLASS 1
+struct kev_in_arpalive {
+ struct net_event_data link_data; /* link where ARP was received */
+};
-#define KEV_INET_NEW_ADDR 1
-#define KEV_INET_CHANGED_ADDR 2
-#define KEV_INET_ADDR_DELETED 3
-#define KEV_INET_SIFDSTADDR 4
-#define KEV_INET_SIFBRDADDR 5
-#define KEV_INET_SIFNETMASK 6
-#define KEV_INET_ARPCOLLISION 7 /* use kev_in_collision */
#ifdef __APPLE_API_PRIVATE
-#define KEV_INET_PORTINUSE 8 /* use ken_in_portinuse */
-#endif
+struct kev_in_portinuse {
+ u_int16_t port; /* conflicting port number in host order */
+ u_int32_t req_pid; /* PID port requestor */
+ u_int32_t reserved[2];
+};
+#endif /* __APPLE_API_PRIVATE */
-#ifdef XNU_KERNEL_PRIVATE
+#ifdef BSD_KERNEL_PRIVATE
+#include <net/if.h>
#include <net/if_var.h>
+#include <net/if_llatbl.h>
#include <kern/locks.h>
#include <sys/tree.h>
/*
* Given a pointer to an in_ifaddr (ifaddr),
* return a pointer to the addr as a sockaddr_in.
*/
-#define IA_SIN(ia) (&(((struct in_ifaddr *)(ia))->ia_addr))
-#define IA_DSTSIN(ia) (&(((struct in_ifaddr *)(ia))->ia_dstaddr))
+#define IA_SIN(ia) (&(((struct in_ifaddr *)(ia))->ia_addr))
+#define IA_DSTSIN(ia) (&(((struct in_ifaddr *)(ia))->ia_dstaddr))
-#define IN_LNAOF(in, ifa) \
+#define IN_LNAOF(in, ifa) \
((ntohl((in).s_addr) & ~((struct in_ifaddr *)(ifa)->ia_subnetmask))
/*
* Hash table for IPv4 addresses.
*/
-__private_extern__ TAILQ_HEAD(in_ifaddrhead, in_ifaddr) in_ifaddrhead;
-__private_extern__ TAILQ_HEAD(in_ifaddrhashhead, in_ifaddr) *in_ifaddrhashtbl;
-__private_extern__ lck_rw_t *in_ifaddr_rwlock;
+extern TAILQ_HEAD(in_ifaddrhead, in_ifaddr) in_ifaddrhead;
+extern TAILQ_HEAD(in_ifaddrhashhead, in_ifaddr) *in_ifaddrhashtbl;
+extern lck_rw_t *in_ifaddr_rwlock;
#define INADDR_HASH(x) (&in_ifaddrhashtbl[inaddr_hashval(x)])
-extern struct ifqueue ipintrq; /* ip packet input queue */
-extern struct in_addr zeroin_addr;
extern u_char inetctlerrmap[];
-extern int apple_hwcksum_tx;
-extern int apple_hwcksum_rx;
-
/*
* Macro for finding the interface (ifnet structure) corresponding to one
* of our IP addresses.
*/
-#define INADDR_TO_IFP(addr, ifp) \
+#define INADDR_TO_IFP(addr, ifp) \
/* struct in_addr addr; */ \
/* struct ifnet *ifp; */ \
{ \
* to a given interface (ifnet structure). Caller is responsible for freeing
* the reference.
*/
-#define IFP_TO_IA(ifp, ia) \
+#define IFP_TO_IA(ifp, ia) \
/* struct ifnet *ifp; */ \
/* struct in_ifaddr *ia; */ \
{ \
* for the group the state change record is generated and transmitted,
* and kept if retransmissions are necessary.
*
+ * The request count here is a count of requests for this address, not a
+ * count of pointers to this structure.
+ *
* FUTURE: inm_link is now only used when groups are being purged
- * on a detaching ifnet. It could be demoted to a SLIST_ENTRY, but
- * because it is at the very start of the struct, we can't do this
- * w/o breaking the ABI for ifmcstat.
+ * on a detaching ifnet. It could be demoted to a SLIST_ENTRY.
*/
struct in_multi {
decl_lck_mtx_data(, inm_lock);
};
#define INM_LOCK_ASSERT_HELD(_inm) \
- lck_mtx_assert(&(_inm)->inm_lock, LCK_MTX_ASSERT_OWNED)
+ LCK_MTX_ASSERT(&(_inm)->inm_lock, LCK_MTX_ASSERT_OWNED)
#define INM_LOCK_ASSERT_NOTHELD(_inm) \
- lck_mtx_assert(&(_inm)->inm_lock, LCK_MTX_ASSERT_NOTOWNED)
+ LCK_MTX_ASSERT(&(_inm)->inm_lock, LCK_MTX_ASSERT_NOTOWNED)
#define INM_LOCK(_inm) \
lck_mtx_lock(&(_inm)->inm_lock)
*
* Must be called with in_multihead_lock held.
*/
-#define IN_LOOKUP_MULTI(addr, ifp, inm) \
+#define IN_LOOKUP_MULTI(addr, ifp, inm) \
/* struct in_addr *addr; */ \
/* struct ifnet *ifp; */ \
/* struct in_multi *inm; */ \
*
* Must be called with in_multihead_lock held.
*/
-#define IN_NEXT_MULTI(step, inm) \
+#define IN_NEXT_MULTI(step, inm) \
/* struct in_multistep step; */ \
/* struct in_multi *inm; */ \
do { \
(step).i_inm = LIST_NEXT((step).i_inm, inm_link); \
} while (0)
-#define IN_FIRST_MULTI(step, inm) \
+#define IN_FIRST_MULTI(step, inm) \
/* struct in_multistep step; */ \
/* struct in_multi *inm; */ \
do { \
IN_NEXT_MULTI((step), (inm)); \
} while (0)
-struct route;
-struct ip_moptions;
+extern lck_mtx_t *inet_domain_mutex;
+extern struct domain *inetdomain;
+
+struct ip_moptions;
+struct inpcb;
/*
* Return values for imo_multi_filter().
*/
-#define MCAST_PASS 0 /* Pass */
-#define MCAST_NOTGMEMBER 1 /* This host not a member of group */
-#define MCAST_NOTSMEMBER 2 /* This host excluded source */
-#define MCAST_MUTED 3 /* [deprecated] */
+#define MCAST_PASS 0 /* Pass */
+#define MCAST_NOTGMEMBER 1 /* This host not a member of group */
+#define MCAST_NOTSMEMBER 2 /* This host excluded source */
+#define MCAST_MUTED 3 /* [deprecated] */
+
+/*
+ * Per-interface IPv4 structures.
+ */
+struct in_ifextra {
+ uint32_t netsig_len;
+ u_int8_t netsig[IFNET_SIGNATURELEN];
+ struct lltable *ii_llt; /* ARP state */
+};
+#define IN_IFEXTRA(_ifp) ((struct in_ifextra *)(_ifp->if_inetdata))
+#define LLTABLE(ifp) ((IN_IFEXTRA(ifp) == NULL) ? NULL : IN_IFEXTRA(ifp)->ii_llt)
+
+extern u_int32_t ipv4_ll_arp_aware;
extern void in_ifaddr_init(void);
-extern int imo_multi_filter(const struct ip_moptions *, const struct ifnet *,
- const struct sockaddr *, const struct sockaddr *);
-extern int imo_clone(struct ip_moptions *, struct ip_moptions *);
+extern int imo_multi_filter(const struct ip_moptions *,
+ const struct ifnet *, const struct sockaddr_in *,
+ const struct sockaddr_in *);
+extern int imo_clone(struct inpcb *, struct inpcb *);
extern void inm_commit(struct in_multi *);
extern void inm_clear_recorded(struct in_multi *);
extern void inm_print(const struct in_multi *);
extern void in_multi_init(void);
extern struct in_multi *in_addmulti(struct in_addr *, struct ifnet *);
extern void in_delmulti(struct in_multi *);
-extern int in_leavegroup(struct in_multi *, /*const*/ struct in_mfilter *);
+extern int in_leavegroup(struct in_multi *, struct in_mfilter *);
extern int in_multi_detach(struct in_multi *);
extern void inm_addref(struct in_multi *, int);
extern void inm_remref(struct in_multi *, int);
const struct ip_msource *, uint8_t);
extern int in_control(struct socket *, u_long, caddr_t, struct ifnet *,
struct proc *);
+extern int in_inithead(void **, int);
extern void in_rtqdrain(void);
extern struct radix_node *in_validate(struct radix_node *);
extern void ip_input(struct mbuf *);
+extern void ip_input_process_list(struct mbuf *);
extern int in_ifadown(struct ifaddr *ifa, int);
extern void in_ifscrub(struct ifnet *, struct in_ifaddr *, int);
extern u_int32_t inaddr_hashval(u_int32_t);
extern void in_purgeaddrs(struct ifnet *);
-extern void imf_leave(struct in_mfilter *);
-extern void imf_purge(struct in_mfilter *);
-
-struct inpcb;
-
-__private_extern__ int inp_join_group(struct inpcb *, struct sockopt *);
-__private_extern__ int inp_leave_group(struct inpcb *, struct sockopt *);
-__private_extern__ void in_multihead_lock_exclusive(void);
-__private_extern__ void in_multihead_lock_shared(void);
-__private_extern__ void in_multihead_lock_assert(int);
-__private_extern__ void in_multihead_lock_done(void);
-#endif /* XNU_KERNEL_PRIVATE */
-
+extern void gre_input(struct mbuf *, int);
+extern void imf_leave(struct in_mfilter *);
+extern void imf_purge(struct in_mfilter *);
+extern int inp_join_group(struct inpcb *, struct sockopt *);
+extern int inp_leave_group(struct inpcb *, struct sockopt *);
+extern void in_multihead_lock_exclusive(void);
+extern void in_multihead_lock_shared(void);
+extern void in_multihead_lock_assert(int);
+extern void in_multihead_lock_done(void);
+#endif /* BSD_KERNEL_PRIVATE */
/* INET6 stuff */
#include <netinet6/in6_var.h>
-
#endif /* _NETINET_IN_VAR_H_ */
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