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