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/* $NetBSD: netif.h,v 1.4 1995/09/14 23:45:30 pk Exp $ */
#ifndef __SYS_LIBNETBOOT_NETIF_H
#define __SYS_LIBNETBOOT_NETIF_H
#include "iodesc.h"
#define NENTS(x) sizeof(x)/sizeof(x[0])
struct netif_driver {
char *netif_bname;
int (*netif_match) __P((struct netif *, void *));
int (*netif_probe) __P((struct netif *, void *));
void (*netif_init) __P((struct iodesc *, void *));
int (*netif_get) __P((struct iodesc *, void *, size_t, time_t));
int (*netif_put) __P((struct iodesc *, void *, size_t));
void (*netif_end) __P((struct netif *));
struct netif_dif *netif_ifs;
int netif_nifs;
};
struct netif_dif {
int dif_unit;
int dif_nsel;
struct netif_stats *dif_stats;
void *dif_private;
/* the following fields are used internally by the netif layer */
u_long dif_used;
};
struct netif_stats {
int collisions;
int collision_error;
int missed;
int sent;
int received;
int deferred;
int overflow;
};
struct netif {
struct netif_driver *nif_driver;
int nif_unit;
int nif_sel;
void *nif_devdata;
};
extern struct netif_driver *netif_drivers[]; /* machdep */
extern int n_netif_drivers;
extern int netif_debug;
void netif_init __P((void));
struct netif *netif_select __P((void *));
int netif_probe __P((struct netif *, void *));
void netif_attach __P((struct netif *, struct iodesc *, void *));
void netif_detach __P((struct netif *));
ssize_t netif_get __P((struct iodesc *, void *, size_t, time_t));
ssize_t netif_put __P((struct iodesc *, void *, size_t));
int netif_open __P((void *));
int netif_close __P((int));
struct iodesc *socktodesc __P((int));
#endif /* __SYS_LIBNETBOOT_NETIF_H */
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