mirror of
https://github.com/impact-eintr/netstack.git
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43 lines
1.2 KiB
Go
43 lines
1.2 KiB
Go
// Copyright 2018 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// +build go1.9
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package tcpip
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import (
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_ "time" // Used with go:linkname.
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_ "unsafe" // Required for go:linkname.
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)
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// StdClock implements Clock with the time package.
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type StdClock struct{}
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var _ Clock = (*StdClock)(nil)
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//go:linkname now time.now
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func now() (sec int64, nsec int32, mono int64)
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// NowNanoseconds implements Clock.NowNanoseconds.
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func (*StdClock) NowNanoseconds() int64 {
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sec, nsec, _ := now()
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return sec*1e9 + int64(nsec)
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}
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// NowMonotonic implements Clock.NowMonotonic.
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func (*StdClock) NowMonotonic() int64 {
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_, _, mono := now()
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return mono
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}
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