36 lines
1 KiB
Go
36 lines
1 KiB
Go
// Copyright 2016 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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//go:build aix || darwin || dragonfly || freebsd || hurd || (js && wasm) || linux || netbsd || openbsd || solaris
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package syscall
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// TimespecToNSec returns the time stored in ts as nanoseconds.
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func TimespecToNsec(ts Timespec) int64 { return ts.Nano() }
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// NsecToTimespec converts a number of nanoseconds into a Timespec.
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func NsecToTimespec(nsec int64) Timespec {
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sec := nsec / 1e9
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nsec = nsec % 1e9
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if nsec < 0 {
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nsec += 1e9
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sec--
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}
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return setTimespec(sec, nsec)
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}
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// TimevalToNsec returns the time stored in tv as nanoseconds.
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func TimevalToNsec(tv Timeval) int64 { return tv.Nano() }
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// NsecToTimeval converts a number of nanoseconds into a Timeval.
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func NsecToTimeval(nsec int64) Timeval {
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nsec += 999 // round up to microsecond
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usec := nsec % 1e9 / 1e3
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sec := nsec / 1e9
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if usec < 0 {
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usec += 1e6
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sec--
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}
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return setTimeval(sec, usec)
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}
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