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Annotation of 43BSDTahoe/etc/timed/globals.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1983 Regents of the University of California.
        !             3:  * All rights reserved.
        !             4:  *
        !             5:  * Redistribution and use in source and binary forms are permitted
        !             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.
        !            16:  *
        !            17:  *     @(#)globals.h   2.6 (Berkeley) 6/18/88
        !            18:  */
        !            19: 
        !            20: #include <sys/param.h>
        !            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;
        !            31: extern int sock;
        !            32: 
        !            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: 
        !            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
        !            50: 
        !            51: #define OFF    0
        !            52: #define ON     1
        !            53: 
        !            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)
        !            62: #define SUBMASTER      (SLAVE|MASTER)
        !            63: 
        !            64: #define NHOSTS         100     /* max number of hosts controlled by timed */
        !            65: 
        !            66: struct host {
        !            67:        char *name;
        !            68:        struct sockaddr_in addr;
        !            69:        long delta;
        !            70:        u_short seq;
        !            71: };
        !            72: 
        !            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;
        !            87: extern struct netinfo *fromnet, *slavenet;
        !            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;
        !            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 */
        !            99: 
        !           100: char *strcpy(), *malloc();

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