[unix-history] / timed / globals.h

/*
 * Copyright (c) 1983 Regents of the University of California.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms are permitted
 * provided that the above copyright notice and this paragraph are
 * duplicated in all such forms and that any documentation,
 * advertising materials, and other materials related to such
 * distribution and use acknowledge that the software was developed
 * by the University of California, Berkeley.  The name of the
 * University may not be used to endorse or promote products derived
 * from this software without specific prior written permission.
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
 * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 *
 *	@(#)globals.h	2.6 (Berkeley) 6/18/88
 */

#include <sys/param.h>
#include <stdio.h>
#include <sys/time.h>
#include <errno.h>
#include <syslog.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h>
#include <arpa/inet.h>

extern int errno;
extern int sock;

#define SAMPLEINTVL	240		/* synch() freq for master, sec */
#define	MAXADJ		20		/* max correction (sec) for adjtime */
/*
 * Parameters for network time measurement
 * of each host using ICMP timestamp requests.
 */
#define RANGE		20		/* best expected round-trip time, ms */
#define MSGS 		5		/* # of timestamp replies to average */
#define TRIALS		10		/* max # of timestamp echos sent */

#define MINTOUT		360
#define MAXTOUT		900

#define GOOD		1
#define UNREACHABLE	2
#define NONSTDTIME	3
#define HOSTDOWN 	0x7fffffff

#define OFF	0
#define ON	1

/*
 * Global and per-network states.
 */
#define NOMASTER 	0		/* no master on any network */
#define SLAVE 		1
#define MASTER		2
#define IGNORE		4
#define ALL		(SLAVE|MASTER|IGNORE)
#define SUBMASTER	(SLAVE|MASTER)

#define NHOSTS		100	/* max number of hosts controlled by timed */

struct host {
	char *name;
	struct sockaddr_in addr;
	long delta;
	u_short seq;
};

struct netinfo {
	struct netinfo *next;
	u_long net;
	u_long mask;
	struct in_addr my_addr;
	struct sockaddr_in dest_addr;	/* broadcast addr or point-point */
	long status;
};

extern struct netinfo *nettab;
extern int status;
extern int trace;
extern int sock;
extern struct sockaddr_in from;
extern struct netinfo *fromnet, *slavenet;
extern FILE *fd;
extern char hostname[];
extern char tracefile[];
extern struct host hp[];
extern int backoff;
extern long delay1, delay2;
extern int slvcount;
extern int nslavenets;		/* Number of nets were I could be a slave */
extern int nmasternets;		/* Number of nets were I could be a master */
extern int nignorednets;	/* Number of ignored nets */
extern int nnets;		/* Number of nets I am connected to */

char *strcpy(), *malloc();
Commit	Line	Data
897da385 RG	1	/*
897da385 RG	2	* Copyright (c) 1983 Regents of the University of California.
26b5a830 KB	3	* All rights reserved.
	4	*
	5	* Redistribution and use in source and binary forms are permitted
b8c620d6 KB	6	* provided that the above copyright notice and this paragraph are
	7	* duplicated in all such forms and that any documentation,
	8	* advertising materials, and other materials related to such
	9	* distribution and use acknowledge that the software was developed
	10	* by the University of California, Berkeley. The name of the
	11	* University may not be used to endorse or promote products derived
	12	* from this software without specific prior written permission.
	13	* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
	14	* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
	15	* WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
26b5a830	16	*
ca67e7b4	17	* @(#)globals.h 2.6 (Berkeley) 6/18/88
897da385 RG	18	*/
897da385 RG	19
a4d8461e	20	#include <sys/param.h>
897da385 RG	21	#include <stdio.h>
	22	#include <sys/time.h>
	23	#include <errno.h>
	24	#include <syslog.h>
	25	#include <sys/socket.h>
	26	#include <netinet/in.h>
	27	#include <netdb.h>
	28	#include <arpa/inet.h>
	29
	30	extern int errno;
75d5ce8a	31	extern int sock;
897da385	32
0c850355 MK	33	#define SAMPLEINTVL 240 /* synch() freq for master, sec */
	34	#define MAXADJ 20 /* max correction (sec) for adjtime */
	35	/*
	36	* Parameters for network time measurement
	37	* of each host using ICMP timestamp requests.
	38	*/
	39	#define RANGE 20 /* best expected round-trip time, ms */
	40	#define MSGS 5 /* # of timestamp replies to average */
	41	#define TRIALS 10 /* max # of timestamp echos sent */
	42
897da385 RG	43	#define MINTOUT 360
	44	#define MAXTOUT 900
	45
	46	#define GOOD 1
	47	#define UNREACHABLE 2
	48	#define NONSTDTIME 3
	49	#define HOSTDOWN 0x7fffffff
a4d8461e JB	50
	51	#define OFF 0
	52	#define ON 1
	53
0c850355 MK	54	/*
	55	* Global and per-network states.
	56	*/
	57	#define NOMASTER 0 /* no master on any network */
	58	#define SLAVE 1
	59	#define MASTER 2
	60	#define IGNORE 4
	61	#define ALL (SLAVE\|MASTER\|IGNORE)
75d5ce8a	62	#define SUBMASTER (SLAVE\|MASTER)
a4d8461e	63
0c850355	64	#define NHOSTS 100 /* max number of hosts controlled by timed */
a4d8461e JB	65
	66	struct host {
	67	char *name;
75d5ce8a	68	struct sockaddr_in addr;
a4d8461e JB	69	long delta;
	70	u_short seq;
	71	};
	72
75d5ce8a JB	73	struct netinfo {
	74	struct netinfo *next;
	75	u_long net;
	76	u_long mask;
	77	struct in_addr my_addr;
	78	struct sockaddr_in dest_addr; /* broadcast addr or point-point */
	79	long status;
	80	};
	81
	82	extern struct netinfo *nettab;
	83	extern int status;
	84	extern int trace;
	85	extern int sock;
	86	extern struct sockaddr_in from;
9a957f87	87	extern struct netinfo fromnet, slavenet;
75d5ce8a JB	88	extern FILE *fd;
	89	extern char hostname[];
	90	extern char tracefile[];
	91	extern struct host hp[];
	92	extern int backoff;
	93	extern long delay1, delay2;
	94	extern int slvcount;
9a957f87 JB	95	extern int nslavenets; /* Number of nets were I could be a slave */
	96	extern int nmasternets; /* Number of nets were I could be a master */
	97	extern int nignorednets; /* Number of ignored nets */
	98	extern int nnets; /* Number of nets I am connected to */
75d5ce8a JB	99
75d5ce8a JB	100	char strcpy(), malloc();