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util/time: use int64_t return value for get_current_time_msec()

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0xFFFFFFFF milliseconds is 4,294,967,295 ms so about 50 days.
A little bit too close for comfort.

Use int64_t instead of uint64_t to avoid C's implicit conversion
footguns in computations.
This commit is contained in:
Simon Ser 2022-11-23 15:56:37 +01:00 committed by Simon Zeni
parent fb4fb3bac2
commit 769cabbadf
2 changed files with 2 additions and 2 deletions
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2
include/util/time.h
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@ -6,7 +6,7 @@
/**
* Get the current time, in milliseconds.
*/
uint32_t get_current_time_msec(void);
int64_t get_current_time_msec(void);
/**
* Convert a timespec to milliseconds.

2
util/time.c
View file

@ -15,7 +15,7 @@ void timespec_from_nsec(struct timespec *r, int64_t nsec) {
r->tv_nsec = nsec % NSEC_PER_SEC;
}
uint32_t get_current_time_msec(void) {
int64_t get_current_time_msec(void) {
struct timespec now;
clock_gettime(CLOCK_MONOTONIC, &now);
return timespec_to_msec(&now);