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use signed integers for UTC offset

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This commit is contained in:
joeycastillo
2024-09-23 23:24:17 -04:00
parent 5dc6f2e4f6
commit f03a414ca8
2 changed files with 6 additions and 6 deletions
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6
watch-library/shared/watch/watch_utility.c
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@@ -167,7 +167,7 @@ static int __month_to_secs(int month, int is_leap)
// Function adapted from `src/time/__tm_to_secs.c` of musl libc
// https://musl.libc.org
uint32_t watch_utility_convert_to_unix_time(uint16_t year, uint8_t month, uint8_t day, uint8_t hour, uint8_t minute, uint8_t second, uint32_t utc_offset) {
uint32_t watch_utility_convert_to_unix_time(uint16_t year, uint8_t month, uint8_t day, uint8_t hour, uint8_t minute, uint8_t second, int32_t utc_offset) {
int is_leap;
// POSIX tm struct starts year at 1900 and month at 0
@@ -185,7 +185,7 @@ uint32_t watch_utility_convert_to_unix_time(uint16_t year, uint8_t month, uint8_
return timestamp;
}
uint32_t watch_utility_date_time_to_unix_time(watch_date_time date_time, uint32_t utc_offset) {
uint32_t watch_utility_date_time_to_unix_time(watch_date_time date_time, int32_t utc_offset) {
return watch_utility_convert_to_unix_time(date_time.unit.year + WATCH_RTC_REFERENCE_YEAR, date_time.unit.month, date_time.unit.day, date_time.unit.hour, date_time.unit.minute, date_time.unit.second, utc_offset);
}
@@ -195,7 +195,7 @@ uint32_t watch_utility_date_time_to_unix_time(watch_date_time date_time, uint32_
#define DAYS_PER_100Y (365*100 + 24)
#define DAYS_PER_4Y (365*4 + 1)
watch_date_time watch_utility_date_time_from_unix_time(uint32_t timestamp, uint32_t utc_offset) {
watch_date_time watch_utility_date_time_from_unix_time(uint32_t timestamp, int32_t utc_offset) {
watch_date_time retval;
retval.reg = 0;
int32_t days, secs;