diff options
Diffstat (limited to 'sys/net')
| -rw-r--r-- | sys/net/if.h | 23 |
1 files changed, 19 insertions, 4 deletions
diff --git a/sys/net/if.h b/sys/net/if.h index 741420b..3146396 100644 --- a/sys/net/if.h +++ b/sys/net/if.h @@ -31,7 +31,7 @@ * SUCH DAMAGE. * * @(#)if.h 8.1 (Berkeley) 6/10/93 - * $Id: if.h,v 1.25 1995/12/09 20:47:09 phk Exp $ + * $Id: if.h,v 1.26 1996/01/26 09:29:17 phk Exp $ */ #ifndef _NET_IF_H_ @@ -117,13 +117,12 @@ struct ifqueue { int ifq_drops; }; -#define IF_NPRIVATE 4 - /* * Structure describing information about an interface * which may be of interest to management entities. */ struct ifnet { + void *if_softc; /* pointer to driver state */ char *if_name; /* name, e.g. ``en'' or ``lo'' */ struct ifnet *if_next; /* all struct ifnets are chained */ struct ifaddr *if_addrlist; /* linked list of addresses per if */ @@ -133,6 +132,8 @@ struct ifnet { short if_unit; /* sub-unit for lower level driver */ short if_timer; /* time 'til if_watchdog called */ short if_flags; /* up/down, broadcast, etc. */ + u_char if_recvquota, if_sendquota; /* quotas for send, receive */ + u_char if_ipending; /* interrupts pending */ struct if_data if_data; /* procedure handles */ int (*if_output) /* output routine (enqueue) */ @@ -146,8 +147,16 @@ struct ifnet { __P((struct ifnet *, int, caddr_t)); void (*if_watchdog) /* timer routine */ __P((struct ifnet *)); + void (*if_poll_recv) /* polled receive routine */ + __P((struct ifnet *, int *)); + void (*if_poll_xmit) /* polled transmit routine */ + __P((struct ifnet *, int *)); + void (*if_poll_intren) /* polled interrupt reenable routine */ + __P((struct ifnet *)); + void (*if_poll_slowinput) /* input routine for slow devices */ + __P((struct ifnet *, struct mbuf *)); struct ifqueue if_snd; /* output queue */ - void *if_private[IF_NPRIVATE]; /* opaque data for various clients */ + struct ifqueue *if_poll_slowq; /* input queue for slow devices */ }; #define if_mtu if_data.ifi_mtu #define if_type if_data.ifi_type @@ -204,6 +213,12 @@ struct ifnet { /* etc. */ /* + * Bit values in if_ipending + */ +#define IFI_RECV 1 /* I want to receive */ +#define IFI_XMIT 2 /* I want to transmit */ + +/* * Output queues (ifp->if_snd) and internetwork datagram level (pup level 1) * input routines have queues of messages stored on ifqueue structures * (defined above). Entries are added to and deleted from these structures |
