88 lines
1.9 KiB
C
88 lines
1.9 KiB
C
/* Copyright (C) 1996 N.M. Maclaren
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Copyright (C) 1996 The University of Cambridge
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This includes all of the 'safe' headers and definitions used across modules.
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No changes should be needed for any system that is even remotely like Unix. */
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#include <ctype.h>
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#include <errno.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <time.h>
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#define VERSION "1.6" /* Just the version string */
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#define MAX_SOCKETS 10 /* Maximum number of addresses */
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#ifndef LOCKNAME
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# define LOCKNAME "/etc/sntp.pid" /* Stores the pid */
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#endif
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#ifndef SAVENAME
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# define SAVENAME "/etc/sntp.state" /* Stores the recovery state */
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#endif
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/* Defined in main.c */
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#define op_client 1 /* Behave as a challenge client */
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#define op_listen 2 /* Behave as a listening client */
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extern const char *argv0;
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extern int verbose, operation;
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extern const char *lockname;
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extern void fatal (int syserr, const char *message, const char *insert);
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/* Defined in unix.c */
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extern void do_nothing (int seconds);
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extern int ftty (FILE *file);
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extern void set_lock (int lock);
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extern void log_message (const char *message);
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/* Defined in internet.c */
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/* extern void find_address (struct in_addr *address, int *port, char *hostname,
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int timespan); */
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#define PREF_FAM_INET 1
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#define PREF_FAM_INET6 2
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extern void preferred_family(int);
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/* Defined in socket.c */
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extern void open_socket (int which, char *hostnames, int timespan);
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extern void write_socket (int which, void *packet, int length);
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extern int read_socket (int which, void *packet, int length, int waiting);
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extern int flush_socket (int which);
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extern void close_socket (int which);
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/* Defined in timing.c */
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extern double current_time (double offset);
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extern time_t convert_time (double value, int *millisecs);
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extern void adjust_time (double difference, int immediate, double ignore);
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