1 #ifndef JEMALLOC_INTERNAL_NSTIME_H
2 #define JEMALLOC_INTERNAL_NSTIME_H
3 
4 /* Maximum supported number of seconds (~584 years). */
5 #define NSTIME_SEC_MAX KQU(18446744072)
6 #define NSTIME_ZERO_INITIALIZER {0}
7 
8 typedef struct {
9 	uint64_t ns;
10 } nstime_t;
11 
12 void nstime_init(nstime_t *time, uint64_t ns);
13 void nstime_init2(nstime_t *time, uint64_t sec, uint64_t nsec);
14 uint64_t nstime_ns(const nstime_t *time);
15 uint64_t nstime_sec(const nstime_t *time);
16 uint64_t nstime_msec(const nstime_t *time);
17 uint64_t nstime_nsec(const nstime_t *time);
18 void nstime_copy(nstime_t *time, const nstime_t *source);
19 int nstime_compare(const nstime_t *a, const nstime_t *b);
20 void nstime_add(nstime_t *time, const nstime_t *addend);
21 void nstime_iadd(nstime_t *time, uint64_t addend);
22 void nstime_subtract(nstime_t *time, const nstime_t *subtrahend);
23 void nstime_isubtract(nstime_t *time, uint64_t subtrahend);
24 void nstime_imultiply(nstime_t *time, uint64_t multiplier);
25 void nstime_idivide(nstime_t *time, uint64_t divisor);
26 uint64_t nstime_divide(const nstime_t *time, const nstime_t *divisor);
27 
28 typedef bool (nstime_monotonic_t)(void);
29 extern nstime_monotonic_t *JET_MUTABLE nstime_monotonic;
30 
31 typedef bool (nstime_update_t)(nstime_t *);
32 extern nstime_update_t *JET_MUTABLE nstime_update;
33 
34 #endif /* JEMALLOC_INTERNAL_NSTIME_H */
35