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authorIan Lepore <ian@FreeBSD.org>2018-02-06 22:17:01 +0000
committerIan Lepore <ian@FreeBSD.org>2018-02-06 22:17:01 +0000
commitce75945d3cc13f2c9e5bf10e1500fc9934b364f7 (patch)
tree2f1bdf4646a4e115b6fee208dd3beb35fb5c3463 /sys/sys
parentd2be4a1e4f0607c35964b20a873ddaeb234d6d17 (diff)
downloadsrc-ce75945d3cc13f2c9e5bf10e1500fc9934b364f7.tar.gz
src-ce75945d3cc13f2c9e5bf10e1500fc9934b364f7.zip
Use const pointers for input data not modified by clock utility functions.
Notes
Notes: svn path=/head/; revision=328956
Diffstat (limited to 'sys/sys')
-rw-r--r--sys/sys/clock.h14
1 files changed, 8 insertions, 6 deletions
diff --git a/sys/sys/clock.h b/sys/sys/clock.h
index 1a59950761c9..cb7503497c57 100644
--- a/sys/sys/clock.h
+++ b/sys/sys/clock.h
@@ -88,8 +88,8 @@ struct clocktime {
long nsec; /* nano seconds */
};
-int clock_ct_to_ts(struct clocktime *, struct timespec *);
-void clock_ts_to_ct(struct timespec *, struct clocktime *);
+int clock_ct_to_ts(const struct clocktime *, struct timespec *);
+void clock_ts_to_ct(const struct timespec *, struct clocktime *);
/*
* Structure to hold the values typically reported by time-of-day clocks,
@@ -125,8 +125,8 @@ struct bcd_clocktime {
bool ispm; /* true if hour represents pm time */
};
-int clock_bcd_to_ts(struct bcd_clocktime *, struct timespec *, bool ampm);
-void clock_ts_to_bcd(struct timespec *, struct bcd_clocktime *, bool ampm);
+int clock_bcd_to_ts(const struct bcd_clocktime *, struct timespec *, bool ampm);
+void clock_ts_to_bcd(const struct timespec *, struct bcd_clocktime *, bool ampm);
/*
* Time-of-day clock functions and flags. These functions might sleep.
@@ -177,8 +177,10 @@ void clock_unregister(device_t _clockdev);
/* Traditional POSIX base year */
#define POSIX_BASE_YEAR 1970
-void timespec2fattime(struct timespec *tsp, int utc, u_int16_t *ddp, u_int16_t *dtp, u_int8_t *dhp);
-void fattime2timespec(unsigned dd, unsigned dt, unsigned dh, int utc, struct timespec *tsp);
+void timespec2fattime(const struct timespec *tsp, int utc, u_int16_t *ddp,
+ u_int16_t *dtp, u_int8_t *dhp);
+void fattime2timespec(unsigned dd, unsigned dt, unsigned dh, int utc,
+ struct timespec *tsp);
#endif /* _KERNEL */