8e1b131e0a
The parse-date.y is used only for hwclock, let's keep it together. Note that the file (originally from gnulib) has GPLv3 license, so it's better to make it obvious that we use it really only for hwclock (also GPL). Signed-off-by: Karel Zak <kzak@redhat.com>
82 lines
2.1 KiB
C
82 lines
2.1 KiB
C
#ifndef HWCLOCK_CLOCK_H
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#define HWCLOCK_CLOCK_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 <sys/time.h>
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#include <time.h>
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#include "c.h"
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#include "debug.h"
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#define HWCLOCK_DEBUG_INIT (1 << 0)
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#define HWCLOCK_DEBUG_RANDOM_SLEEP (1 << 1)
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#define HWCLOCK_DEBUG_DELTA_VS_TARGET (1 << 2)
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#define HWCLOCK_DEBUG_ALL 0xFFFF
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UL_DEBUG_DECLARE_MASK(hwclock);
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#define DBG(m, x) __UL_DBG(hwclock, HWCLOCK_DEBUG_, m, x)
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#define ON_DBG(m, x) __UL_DBG_CALL(hwclock, HWCLOCK_DEBUG_, m, x)
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struct hwclock_control {
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char *date_opt;
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char *adj_file_name;
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double rtc_delay; /* --delay <seconds> */
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#if defined(__linux__) && defined(__alpha__)
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char *epoch_option;
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#endif
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#ifdef __linux__
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char *rtc_dev_name;
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#endif
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unsigned int
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hwaudit_on:1,
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adjust:1,
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show:1,
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hctosys:1,
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utc:1,
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systohc:1,
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#if defined(__linux__) && defined(__alpha__)
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getepoch:1,
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setepoch:1,
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#endif
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noadjfile:1,
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local_opt:1,
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directisa:1,
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testing:1,
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systz:1,
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predict:1,
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get:1,
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set:1,
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update:1,
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universal:1, /* will store hw_clock_is_utc() return value */
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verbose:1;
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};
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struct clock_ops {
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char *interface_name;
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int (*get_permissions) (void);
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int (*read_hardware_clock) (const struct hwclock_control *ctl, struct tm * tm);
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int (*set_hardware_clock) (const struct hwclock_control *ctl, const struct tm * tm);
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int (*synchronize_to_clock_tick) (const struct hwclock_control *ctl);
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const char *(*get_device_path) (void);
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};
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extern struct clock_ops *probe_for_cmos_clock(void);
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extern struct clock_ops *probe_for_rtc_clock(const struct hwclock_control *ctl);
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/* hwclock.c */
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extern double time_diff(struct timeval subtrahend, struct timeval subtractor);
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/* rtc.c */
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#if defined(__linux__) && defined(__alpha__)
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extern int get_epoch_rtc(const struct hwclock_control *ctl, unsigned long *epoch);
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extern int set_epoch_rtc(const struct hwclock_control *ctl);
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#endif
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extern void __attribute__((__noreturn__))
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hwclock_exit(const struct hwclock_control *ctl, int status);
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extern int parse_date(struct timespec *, char const *, struct timespec const *);
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#endif /* HWCLOCK_CLOCK_H */
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