32 lines
582 B
C
32 lines
582 B
C
#include "tai.h"
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#include "leapsecs.h"
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#include "caldate.h"
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#include "caltime.h"
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/* XXX: breaks tai encapsulation */
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void caltime_utc(struct caltime *ct, struct tai *t, int *pwday, int *pyday)
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{
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struct tai t2 = *t;
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uint64_t u;
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int leap;
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long s;
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/* XXX: check for overfow? */
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leap = leapsecs_sub(&t2);
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u = t2.x;
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u += 58486;
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s = (long)(u % ULL(86400));
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ct->second = (s % 60) + leap; s /= 60;
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ct->minute = s % 60; s /= 60;
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ct->hour = s;
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u /= ULL(86400);
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caldate_frommjd(&ct->date, (int64_t)u - LL(53375995543064), pwday, pyday);
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ct->offset = 0;
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}
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