* SUCH DAMAGE.
*
* From: @(#)if.h 8.1 (Berkeley) 6/10/93
+ * $FreeBSD: src/sys/net/if_var.h,v 1.18.2.7 2001/07/24 19:10:18 brooks Exp $
*/
#ifndef _NET_IF_VAR_H_
#define _NET_IF_VAR_H_
+#include <sys/appleapiopts.h>
+#ifdef __APPLE__
#define APPLE_IF_FAM_LOOPBACK 1
#define APPLE_IF_FAM_ETHERNET 2
#define APPLE_IF_FAM_SLIP 3
#define APPLE_IF_FAM_MDECAP 9
#define APPLE_IF_FAM_GIF 10
#define APPLE_IF_FAM_FAITH 11
-
+#define APPLE_IF_FAM_STF 12
+#endif
/*
* Structures defining a network interface, providing a packet
struct proc;
struct rtentry;
struct socket;
+struct ether_header;
struct sockaddr_dl;
#endif
#include <sys/queue.h> /* get TAILQ macros */
-struct tqdummy {
-};
+#ifdef __APPLE_API_UNSTABLE
+#ifdef __APPLE__
+struct tqdummy;
TAILQ_HEAD(tailq_head, tqdummy);
-
/* This belongs up in socket.h or socketvar.h, depending on how far the
* event bubbles up.
*/
u_long if_unit;
char if_name[IFNAMSIZ];
};
-
+#endif
TAILQ_HEAD(ifnethead, ifnet); /* we use TAILQs so that the order of */
TAILQ_HEAD(ifaddrhead, ifaddr); /* instantiation is preserved in the list */
+TAILQ_HEAD(ifprefixhead, ifprefix);
LIST_HEAD(ifmultihead, ifmultiaddr);
-
+#ifdef __APPLE__
/*
* Structure describing information about an interface
* which may be of interest to management entities.
struct if_data {
/* generic interface information */
u_char ifi_type; /* ethernet, tokenring, etc */
- u_char ifi_typelen; /* Length of frame type id */
+#ifdef __APPLE__
+ u_char ifi_typelen; /* Length of frame type id */
+#endif
u_char ifi_physical; /* e.g., AUI, Thinnet, 10base-T, etc */
u_char ifi_addrlen; /* media address length */
u_char ifi_hdrlen; /* media header length */
u_long ifi_omcasts; /* packets sent via multicast */
u_long ifi_iqdrops; /* dropped on input, this interface */
u_long ifi_noproto; /* destined for unsupported protocol */
+#ifdef __APPLE__
u_long ifi_recvtiming; /* usec spent receiving when timing */
u_long ifi_xmittiming; /* usec spent xmitting when timing */
+#endif
struct timeval ifi_lastchange; /* time of last administrative change */
- u_long default_proto; /* Default dl_tag when none is specified
- * on dlil_output */
- u_long ifi_hwassist; /* HW offload capabilities */
- u_long ifi_reserved1; /* for future use */
- u_long ifi_reserved2; /* for future use */
+#ifdef __APPLE__
+ u_long default_proto; /* Default dl_tag when none is specified
+ * on dlil_output */
+#endif
+ u_long ifi_hwassist; /* HW offload capabilities */
+ u_long ifi_reserved1; /* for future use */
+ u_long ifi_reserved2; /* for future use */
};
-
+#endif
/*
* Structure defining a queue for a network interface.
char *if_name; /* name, e.g. ``en'' or ``lo'' */
TAILQ_ENTRY(ifnet) if_link; /* all struct ifnets are chained */
struct ifaddrhead if_addrhead; /* linked list of addresses per if */
- struct tailq_head proto_head; /* Head for if_proto structures */
+#ifdef __APPLE__
+ struct tailq_head proto_head; /* Head for if_proto structures */
+#endif
int if_pcount; /* number of promiscuous listeners */
struct bpf_if *if_bpf; /* packet filter structure */
u_short if_index; /* numeric abbreviation for this if */
size_t if_linkmiblen; /* length of above data */
struct if_data if_data;
+#ifdef __APPLE__
/* New with DLIL */
int refcnt;
int offercnt;
/* End DLIL specific */
-/* #if defined(ppc) */
- void *if_Y; /* For Y-adapter connection */
-/* #endif */
- void *if_private; /* private to interface */
-/* procedure handles */
-#if __APPLE__
+ void *reserved0; /* for future use */
+ void *if_private; /* private to interface */
long if_eflags; /* autoaddr, autoaddr done, etc. */
-#else
- int (*if_done) /* output complete routine */
- __P((struct ifnet *)); /* (XXX not used; fake prototype) */
-#endif
-
+#endif /* __APPLE__ */
struct ifmultihead if_multiaddrs; /* multicast addresses configured */
int if_amcount; /* number of all-multicast requests */
/* procedure handles */
+#ifndef __APPLE__
+ int (*if_output) /* output routine (enqueue) */
+ __P((struct ifnet *, struct mbuf *, struct sockaddr *,
+ struct rtentry *));
+ void (*if_start) /* initiate output routine */
+ __P((struct ifnet *));
+ int (*if_done) /* output complete routine */
+ __P((struct ifnet *)); /* (XXX not used; fake prototype) */
+ int (*if_ioctl) /* ioctl routine */
+ __P((struct ifnet *, u_long, caddr_t));
+ void (*if_watchdog) /* timer routine */
+ __P((struct ifnet *));
+#endif
int (*if_poll_recv) /* polled receive routine */
__P((struct ifnet *, int *));
int (*if_poll_xmit) /* polled transmit routine */
__P((struct ifnet *, struct sockaddr **, struct sockaddr *));
struct ifqueue if_snd; /* output queue */
struct ifqueue *if_poll_slowq; /* input queue for slow devices */
+#ifdef __APPLE__
u_long family_cookie;
- struct ifprefix *if_prefixlist; /* linked list of prefixes per if */
+ struct ifprefixhead if_prefixhead; /* list of prefixes per if */
void *reserved1; /* for future use */
- void *reserved2; /* for future use */
+#else
+ struct ifprefixhead if_prefixhead; /* list of prefixes per if */
+#endif /* __APPLE__ */
};
typedef void if_init_f_t __P((void *));
#define if_hdrlen if_data.ifi_hdrlen
#define if_metric if_data.ifi_metric
#define if_baudrate if_data.ifi_baudrate
-#define if_hwassist if_data.ifi_hwassist
+#define if_hwassist if_data.ifi_hwassist
#define if_ipackets if_data.ifi_ipackets
#define if_ierrors if_data.ifi_ierrors
#define if_opackets if_data.ifi_opackets
#define if_xmitquota if_data.ifi_xmitquota
#define if_rawoutput(if, m, sa) if_output(if, m, sa, (struct rtentry *)0)
+#ifndef __APPLE__
+/* for compatibility with other BSDs */
+#define if_addrlist if_addrhead
+#define if_list if_link
+#endif
+
/*
* Bit values in if_ipending
*/
#endif
#endif
+#endif /* __APPLE_API_UNSTABLE */
+
+/*
+ * 72 was chosen below because it is the size of a TCP/IP
+ * header (40) + the minimum mss (32).
+ */
+#define IF_MINMTU 72
+#define IF_MAXMTU 65535
+
#endif /* KERNEL */
+#ifdef __APPLE_API_UNSTABLE
/*
* The ifaddr structure contains information about one address
* of an interface. They are maintained by the different address families,
struct sockaddr *ifa_dstaddr; /* other end of p-to-p link */
#define ifa_broadaddr ifa_dstaddr /* broadcast address interface */
struct sockaddr *ifa_netmask; /* used to determine subnet */
+#ifndef __APPLE__
+ /* Use of if_data doesn't justify change of API */
+ struct if_data if_data; /* not all members are meaningful */
+#endif
struct ifnet *ifa_ifp; /* back-pointer to interface */
TAILQ_ENTRY(ifaddr) ifa_link; /* queue macro glue */
void (*ifa_rtrequest) /* check or clean routes (+ or -)'d */
__P((int, struct rtentry *, struct sockaddr *));
u_short ifa_flags; /* mostly rt_flags for cloning */
- short ifa_refcnt; /* references to this structure */
+ short ifa_refcnt;/* 16bit ref count, use ifaref, ifafree */
int ifa_metric; /* cost of going out this interface */
#ifdef notdef
struct rtentry *ifa_rt; /* XXXX for ROUTETOIF ????? */
u_long ifa_dlt;
int (*ifa_claim_addr) /* check if an addr goes to this if */
__P((struct ifaddr *, struct sockaddr *));
-
};
#define IFA_ROUTE RTF_UP /* route installed */
struct ifprefix {
struct sockaddr *ifpr_prefix; /* prefix of interface */
struct ifnet *ifpr_ifp; /* back-pointer to interface */
- struct ifprefix *ifpr_next;
+ TAILQ_ENTRY(ifprefix) ifpr_list; /* queue macro glue */
u_char ifpr_plen; /* prefix length in bits */
u_char ifpr_type; /* protocol dependent prefix type */
};
void *ifma_protospec; /* protocol-specific state, if any */
};
-#if KERNEL
-#define IFAFREE(ifa) \
- do { \
- if ((ifa)->ifa_refcnt <= 0) \
- ifafree(ifa); \
- else \
- (ifa)->ifa_refcnt--; \
- } while (0)
+#ifdef KERNEL
+#define IFAREF(ifa) ifaref(ifa)
+#define IFAFREE(ifa) ifafree(ifa)
+#ifdef __APPLE_API_PRIVATE
extern struct ifnethead ifnet;
extern struct ifnet **ifindex2ifnet;
extern int ifqmaxlen;
extern struct ifnet loif[];
extern int if_index;
extern struct ifaddr **ifnet_addrs;
+#endif /* __APPLE_API_PRIVATE */
+
+#ifndef __APPLE__
+void ether_ifattach __P((struct ifnet *, int));
+void ether_ifdetach __P((struct ifnet *, int));
+void ether_input __P((struct ifnet *, struct ether_header *, struct mbuf *));
+void ether_demux __P((struct ifnet *, struct ether_header *, struct mbuf *));
+int ether_output __P((struct ifnet *,
+ struct mbuf *, struct sockaddr *, struct rtentry *));
+int ether_output_frame __P((struct ifnet *, struct mbuf *));
+int ether_ioctl __P((struct ifnet *, int, caddr_t));
+#endif
-int if_addmulti __P((struct ifnet *, struct sockaddr *,
+int if_addmulti __P((struct ifnet *, struct sockaddr *,
struct ifmultiaddr **));
int if_allmulti __P((struct ifnet *, int));
void if_attach __P((struct ifnet *));
/*void ifinit __P((void));*/ /* declared in systm.h for main() */
int ifioctl __P((struct socket *, u_long, caddr_t, struct proc *));
int ifpromisc __P((struct ifnet *, int));
-struct ifnet *ifunit __P((char *));
+struct ifnet *ifunit __P((const char *));
struct ifnet *if_withname __P((struct sockaddr *));
int if_poll_recv_slow __P((struct ifnet *ifp, int *quotap));
struct sockaddr *));
struct ifaddr *ifaof_ifpforaddr __P((struct sockaddr *, struct ifnet *));
void ifafree __P((struct ifaddr *));
+void ifaref __P((struct ifaddr *));
struct ifmultiaddr *ifmaof_ifpforaddr __P((struct sockaddr *,
struct ifnet *));
+#ifndef __APPLE__
int if_simloop __P((struct ifnet *ifp, struct mbuf *m,
struct sockaddr *dst, int hlen));
+#endif
#endif /* KERNEL */
+#endif /* __APPLE_API_UNSTABLE */
#endif /* !_NET_IF_VAR_H_ */
projects / apple / xnu.git / blobdiff