Subversion Repositories planix.SVN

enum
{
        MaxEther        = 2,
        Ntypes          = 8,
};

typedef struct Ether Ether;
struct Ether {
        RWlock;                         /* TO DO */
        ISAConf;                        /* hardware info */
        int     ctlrno;
        int     minmtu;
        int     maxmtu;
        uchar   ea[Eaddrlen];
        void    *address;
        int     tbusy;

        void    (*attach)(Ether*);      /* filled in by reset routine */
        void    (*closed)(Ether*);
        void    (*detach)(Ether*);
        void    (*transmit)(Ether*);
        void    (*interrupt)(Ureg*, void*);
        long    (*ifstat)(Ether*, void*, long, ulong);
        long    (*ctl)(Ether*, void*, long); /* custom ctl messages */
        void    (*power)(Ether*, int);  /* power on/off */
        void    (*shutdown)(Ether*);    /* shutdown hardware before reboot */
        void    *ctlr;
        int     pcmslot;                /* PCMCIA */
        int     fullduplex;             /* non-zero if full duplex */
        int     linkchg;                /* link status changed? */
        uvlong  starttime;              /* last activity time */

        Queue*  oq;

        /* statistics */
        ulong   interrupts;
        ulong   dmarxintr;
        ulong   dmatxintr;
        ulong   promisc;
        ulong   pktsdropped;
        ulong   pktsmisaligned;
        ulong   resets;                 /* after initialisation */
        ulong   bcasts;                 /* broadcast pkts rcv'd */
        ulong   mcasts;                 /* multicast pkts rcv'd */

        Netif;
};

extern Block* etheriq(Ether*, Block*, int);
extern void addethercard(char*, int(*)(Ether*));
extern ulong ethercrc(uchar*, int);
extern int parseether(uchar*, char*);

#define NEXT(x, l)      (((x)+1)%(l))
#define PREV(x, l)      (((x) == 0) ? (l)-1: (x)-1)