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Annotation of 43BSD/etc/timed/globals.h, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Copyright (c) 1983 Regents of the University of California.
                      3:  * All rights reserved.  The Berkeley software License Agreement
                      4:  * specifies the terms and conditions for redistribution.
                      5:  */
                      6: 
                      7: /*     @(#)globals.h   2.4     (Berkeley)      5/27/86 */
                      8: 
                      9: #include <sys/param.h>
                     10: #include <stdio.h>
                     11: #include <sys/time.h>
                     12: #include <errno.h>
                     13: #include <syslog.h>
                     14: #include <sys/socket.h>
                     15: #include <netinet/in.h>
                     16: #include <netdb.h>
                     17: #include <arpa/inet.h>
                     18: 
                     19: extern int errno;
                     20: extern int sock;
                     21: 
                     22: #define SAMPLEINTVL    240             /* synch() freq for master, sec */
                     23: #define        MAXADJ          20              /* max correction (sec) for adjtime */
                     24: /*
                     25:  * Parameters for network time measurement
                     26:  * of each host using ICMP timestamp requests.
                     27:  */
                     28: #define RANGE          20              /* best expected round-trip time, ms */
                     29: #define MSGS           5               /* # of timestamp replies to average */
                     30: #define TRIALS         10              /* max # of timestamp echos sent */
                     31: 
                     32: #define MINTOUT                360
                     33: #define MAXTOUT                900
                     34: 
                     35: #define GOOD           1
                     36: #define UNREACHABLE    2
                     37: #define NONSTDTIME     3
                     38: #define HOSTDOWN       0x7fffffff
                     39: 
                     40: #define OFF    0
                     41: #define ON     1
                     42: 
                     43: /*
                     44:  * Global and per-network states.
                     45:  */
                     46: #define NOMASTER       0               /* no master on any network */
                     47: #define SLAVE          1
                     48: #define MASTER         2
                     49: #define IGNORE         4
                     50: #define ALL            (SLAVE|MASTER|IGNORE)
                     51: #define SUBMASTER      (SLAVE|MASTER)
                     52: 
                     53: #define NHOSTS         100     /* max number of hosts controlled by timed */
                     54: 
                     55: struct host {
                     56:        char *name;
                     57:        struct sockaddr_in addr;
                     58:        long delta;
                     59:        u_short seq;
                     60: };
                     61: 
                     62: struct netinfo {
                     63:        struct netinfo *next;
                     64:        u_long net;
                     65:        u_long mask;
                     66:        struct in_addr my_addr;
                     67:        struct sockaddr_in dest_addr;   /* broadcast addr or point-point */
                     68:        long status;
                     69: };
                     70: 
                     71: extern struct netinfo *nettab;
                     72: extern int status;
                     73: extern int trace;
                     74: extern int sock;
                     75: extern struct sockaddr_in from;
                     76: extern struct netinfo *fromnet, *slavenet;
                     77: extern FILE *fd;
                     78: extern char hostname[];
                     79: extern char tracefile[];
                     80: extern struct host hp[];
                     81: extern int backoff;
                     82: extern long delay1, delay2;
                     83: extern int slvcount;
                     84: extern int nslavenets;         /* Number of nets were I could be a slave */
                     85: extern int nmasternets;                /* Number of nets were I could be a master */
                     86: extern int nignorednets;       /* Number of ignored nets */
                     87: extern int nnets;              /* Number of nets I am connected to */
                     88: 
                     89: char *strcpy(), *malloc();

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