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26 lines
604 B
Go
26 lines
604 B
Go
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package congestion
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import (
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"math"
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"time"
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"github.com/sagernet/quic-go/congestion"
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)
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// Bandwidth of a connection
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type Bandwidth uint64
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const infBandwidth Bandwidth = math.MaxUint64
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const (
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// BitsPerSecond is 1 bit per second
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BitsPerSecond Bandwidth = 1
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// BytesPerSecond is 1 byte per second
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BytesPerSecond = 8 * BitsPerSecond
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)
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// BandwidthFromDelta calculates the bandwidth from a number of bytes and a time delta
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func BandwidthFromDelta(bytes congestion.ByteCount, delta time.Duration) Bandwidth {
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return Bandwidth(bytes) * Bandwidth(time.Second) / Bandwidth(delta) * BytesPerSecond
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}
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