hwclock/clock.h

   1 #include <stdio.h>
   2 #include <stdlib.h>
   3 #include <string.h>
   4 #include <errno.h>              /* for errno, EPERM, EINVAL, ENOENT */
   5 #include <time.h>
   6
   7 struct clock_ops {
   8         char *interface_name;
   9         int (*get_permissions)(void);
  10         int (*read_hardware_clock)(struct tm *tm);
  11         int (*set_hardware_clock)(const struct tm *tm);
  12         int (*synchronize_to_clock_tick)(void);
  13 };
  14
  15 extern struct clock_ops *probe_for_cmos_clock(void);
  16 extern struct clock_ops *probe_for_rtc_clock(void);
  17 extern struct clock_ops *probe_for_kd_clock(void);
  18
  19 typedef int bool;
  20 #define TRUE 1
  21 #define FALSE 0
  22
  23 /* hwclock.c */
  24 extern char *progname;
  25 extern int debug;
  26 extern int epoch_option;
  27 extern void outsyserr(char *msg, ...);
  28
  29 /* cmos.c */
  30 extern void set_cmos_epoch(int ARCconsole, int SRM);
  31 extern void set_cmos_access(int Jensen, int funky_toy);
  32
  33 /* rtc.c */
  34 extern int get_epoch_rtc(unsigned long *epoch, int silent);
  35 extern int set_epoch_rtc(unsigned long epoch);