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restic/internal/fs/stat_windows.go
2024-08-31 18:40:36 +02:00

36 lines
884 B
Go

//go:build windows
// +build windows
package fs
import (
"fmt"
"os"
"syscall"
"time"
)
// extendedStat extracts info into an ExtendedFileInfo for Windows.
func extendedStat(fi os.FileInfo) ExtendedFileInfo {
s, ok := fi.Sys().(*syscall.Win32FileAttributeData)
if !ok {
panic(fmt.Sprintf("conversion to syscall.Win32FileAttributeData failed, type is %T", fi.Sys()))
}
extFI := ExtendedFileInfo{
FileInfo: fi,
Size: int64(s.FileSizeLow) | (int64(s.FileSizeHigh) << 32),
}
atime := syscall.NsecToTimespec(s.LastAccessTime.Nanoseconds())
extFI.AccessTime = time.Unix(atime.Unix())
mtime := syscall.NsecToTimespec(s.LastWriteTime.Nanoseconds())
extFI.ModTime = time.Unix(mtime.Unix())
// Windows does not have the concept of a "change time" in the sense Unix uses it, so we're using the LastWriteTime here.
extFI.ChangeTime = extFI.ModTime
return extFI
}