forked from rook/rook
51 lines
1.3 KiB
Go
51 lines
1.3 KiB
Go
/*
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Copyright 2016 The Rook Authors. All rights reserved.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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*/
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package display
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import (
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"fmt"
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)
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const (
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KiB uint64 = 1024
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MiB uint64 = KiB * 1024
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GiB uint64 = MiB * 1024
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TiB uint64 = GiB * 1024
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PiB uint64 = TiB * 1024
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EiB uint64 = PiB * 1024
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)
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func BytesToString(b uint64) string {
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if b < KiB {
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return fmt.Sprintf("%d B", b)
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} else if b < MiB {
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return formatStorageString(b, KiB, "KiB")
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} else if b < GiB {
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return formatStorageString(b, MiB, "MiB")
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} else if b < TiB {
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return formatStorageString(b, GiB, "GiB")
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} else if b < PiB {
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return formatStorageString(b, TiB, "TiB")
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} else if b < EiB {
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return formatStorageString(b, PiB, "PiB")
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}
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return formatStorageString(b, EiB, "EiB")
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}
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func formatStorageString(b, u uint64, unitLabel string) string {
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return fmt.Sprintf("%.2f %s", float64(b)/float64(u), unitLabel)
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}
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