mirror of https://github.com/octoleo/restic.git
86 lines
2.4 KiB
Go
86 lines
2.4 KiB
Go
package restic
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import (
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"syscall"
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"github.com/restic/restic/internal/errors"
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)
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// mknod is not supported on Windows.
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func mknod(path string, mode uint32, dev uint64) (err error) {
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return errors.New("device nodes cannot be created on windows")
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}
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// Windows doesn't need lchown
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func lchown(path string, uid int, gid int) (err error) {
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return nil
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}
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func (node Node) restoreSymlinkTimestamps(path string, utimes [2]syscall.Timespec) error {
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// tweaked version of UtimesNano from go/src/syscall/syscall_windows.go
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pathp, e := syscall.UTF16PtrFromString(path)
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if e != nil {
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return e
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}
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h, e := syscall.CreateFile(pathp,
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syscall.FILE_WRITE_ATTRIBUTES, syscall.FILE_SHARE_WRITE, nil, syscall.OPEN_EXISTING,
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syscall.FILE_FLAG_BACKUP_SEMANTICS|syscall.FILE_FLAG_OPEN_REPARSE_POINT, 0)
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if e != nil {
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return e
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}
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defer syscall.Close(h)
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a := syscall.NsecToFiletime(syscall.TimespecToNsec(utimes[0]))
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w := syscall.NsecToFiletime(syscall.TimespecToNsec(utimes[1]))
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return syscall.SetFileTime(h, nil, &a, &w)
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}
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// Getxattr retrieves extended attribute data associated with path.
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func Getxattr(path, name string) ([]byte, error) {
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return nil, nil
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}
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// Listxattr retrieves a list of names of extended attributes associated with the
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// given path in the file system.
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func Listxattr(path string) ([]string, error) {
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return nil, nil
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}
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// Setxattr associates name and data together as an attribute of path.
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func Setxattr(path, name string, data []byte) error {
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return nil
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}
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type statT syscall.Win32FileAttributeData
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func toStatT(i interface{}) (*statT, bool) {
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s, ok := i.(*syscall.Win32FileAttributeData)
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if ok && s != nil {
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return (*statT)(s), true
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}
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return nil, false
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}
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func (s statT) dev() uint64 { return 0 }
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func (s statT) ino() uint64 { return 0 }
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func (s statT) nlink() uint64 { return 0 }
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func (s statT) uid() uint32 { return 0 }
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func (s statT) gid() uint32 { return 0 }
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func (s statT) rdev() uint64 { return 0 }
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func (s statT) size() int64 {
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return int64(s.FileSizeLow) | (int64(s.FileSizeHigh) << 32)
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}
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func (s statT) atim() syscall.Timespec {
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return syscall.NsecToTimespec(s.LastAccessTime.Nanoseconds())
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}
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func (s statT) mtim() syscall.Timespec {
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return syscall.NsecToTimespec(s.LastWriteTime.Nanoseconds())
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}
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func (s statT) ctim() syscall.Timespec {
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// Windows does not have the concept of a "change time" in the sense Unix uses it, so we're using the LastWriteTime here.
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return syscall.NsecToTimespec(s.LastWriteTime.Nanoseconds())
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}
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