syncthing/lib/fs/filesystem_copy_range_method.go

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// Copyright (C) 2020 The Syncthing Authors.
//
// 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 https://mozilla.org/MPL/2.0/.
package fs
type CopyRangeMethod int
const (
CopyRangeMethodStandard CopyRangeMethod = iota
CopyRangeMethodIoctl
CopyRangeMethodCopyFileRange
CopyRangeMethodSendFile
CopyRangeMethodDuplicateExtents
CopyRangeMethodAllWithFallback
)
func (o CopyRangeMethod) String() string {
switch o {
case CopyRangeMethodStandard:
return "standard"
case CopyRangeMethodIoctl:
return "ioctl"
case CopyRangeMethodCopyFileRange:
return "copy_file_range"
case CopyRangeMethodSendFile:
return "sendfile"
case CopyRangeMethodDuplicateExtents:
return "duplicate_extents"
case CopyRangeMethodAllWithFallback:
return "all"
default:
return "unknown"
}
}
func (o CopyRangeMethod) MarshalText() ([]byte, error) {
return []byte(o.String()), nil
}
func (o *CopyRangeMethod) UnmarshalText(bs []byte) error {
switch string(bs) {
case "standard":
*o = CopyRangeMethodStandard
case "ioctl":
*o = CopyRangeMethodIoctl
case "copy_file_range":
*o = CopyRangeMethodCopyFileRange
case "sendfile":
*o = CopyRangeMethodSendFile
case "duplicate_extents":
*o = CopyRangeMethodDuplicateExtents
case "all":
*o = CopyRangeMethodAllWithFallback
default:
*o = CopyRangeMethodStandard
}
return nil
}
func (o *CopyRangeMethod) ParseDefault(str string) error {
return o.UnmarshalText([]byte(str))
}