ether.h

<B>Digital的Unix操作系统VAX 4.2源码</B>

#ifndef lint
/*	@(#)ether.h	1.1	ULTRIX	6/28/86	*/
/****************************************************************
 *								*
 *  Licensed to Digital Equipment Corporation, Maynard, MA	*
 *		Copyright 1985 Sun Microsystems, Inc.		*
 *			All rights reserved.			*
 *								*
 ****************************************************************/
#endif lint

#define NPROTOS 6
#define NDPROTO 0
#define ICMPPROTO 1
#define UDPPROTO 2
#define TCPPROTO 3
#define ARPPROTO 4
#define OTHERPROTO 5

#define NBUCKETS 16
#define MINPACKETLEN 60
#define MAXPACKETLEN 1514
#define BUCKETLNTH ((MAXPACKETLEN - MINPACKETLEN + NBUCKETS - 1)/NBUCKETS)

#define HASHSIZE 256

#define ETHERSTATPROC_GETDATA 1
#define ETHERSTATPROC_ON 2
#define ETHERSTATPROC_OFF 3
#define ETHERSTATPROC_GETSRCDATA 4
#define ETHERSTATPROC_GETDSTDATA 5
#define ETHERSTATPROC_SELECTSRC 6
#define ETHERSTATPROC_SELECTDST 7
#define ETHERSTATPROC_SELECTPROTO 8
#define ETHERSTATPROC_SELECTLNTH 9
#define ETHERSTATPROG 100010
#define ETHERSTATVERS 1

int xdr_etherstat();
int xdr_etherhbody();
int xdr_etherhmem();
int xdr_etherhtable();
int xdr_etheraddrs();
int xdr_addrmask();

/*
 * all ether stat's except src, dst addresses
 */
struct etherstat {
	struct timeval	e_time;
	unsigned long	e_bytes;
	unsigned long	e_packets;
	unsigned long	e_bcast;
	unsigned long	e_size[NBUCKETS];
	unsigned long	e_proto[NPROTOS];
};

/*
 * member of address hash table
 */
struct etherhmem {
	int h_addr;
	unsigned h_cnt;
	struct etherhmem *h_nxt;
};

/*
 * src, dst address info
 */
struct etheraddrs {
	struct timeval	e_time;
	unsigned long	e_bytes;
	unsigned long	e_packets;
	unsigned long	e_bcast;
	struct etherhmem **e_addrs;
};

/*
 * for size, a_addr is lowvalue, a_mask is high value
 */
struct addrmask {
	int a_addr;
	int a_mask;		/* 0 means wild card */
};

extern char *protoname[];
extern int if_fd;