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