syncthing/internal/db/truncated.go

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// Copyright (C) 2014 The Syncthing Authors.
//
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// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this file,
// You can obtain one at http://mozilla.org/MPL/2.0/.
package db
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import "github.com/syncthing/protocol"
type FileInfoTruncated struct {
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protocol.FileInfo
ActualSize int64
}
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func (f *FileInfoTruncated) UnmarshalXDR(bs []byte) error {
err := f.FileInfo.UnmarshalXDR(bs)
f.ActualSize = f.FileInfo.Size()
f.FileInfo.Blocks = nil
return err
}
func (f FileInfoTruncated) Size() int64 {
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return f.ActualSize
}
func BlocksToSize(num int) int64 {
if num < 2 {
return protocol.BlockSize / 2
}
return int64(num-1)*protocol.BlockSize + protocol.BlockSize/2
}