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