55 lines
1.1 KiB
Go
55 lines
1.1 KiB
Go
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//go:build windows
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package filedate
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import (
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"fmt"
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"golang.org/x/sys/windows"
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"time"
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)
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func SetFileTime(path string, ctime, atime, mtime time.Time) error {
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path16, err := windows.UTF16PtrFromString(path)
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if err != nil {
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return err
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}
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handle, err := windows.CreateFile(
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path16,
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windows.FILE_WRITE_ATTRIBUTES,
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windows.FILE_SHARE_READ|windows.FILE_SHARE_WRITE|windows.FILE_SHARE_DELETE,
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nil,
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windows.OPEN_EXISTING,
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windows.FILE_FLAG_BACKUP_SEMANTICS,
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0,
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)
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if err != nil {
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return fmt.Errorf("CreateFile failed: %w", err)
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}
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defer windows.CloseHandle(handle)
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var (
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ctimePtr *windows.Filetime
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atimePtr *windows.Filetime
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mtimePtr *windows.Filetime
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)
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if !ctime.IsZero() {
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ctimeFt := windows.NsecToFiletime(ctime.UnixNano())
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ctimePtr = &ctimeFt
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}
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if !atime.IsZero() {
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atimeFt := windows.NsecToFiletime(atime.UnixNano())
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atimePtr = &atimeFt
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}
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if !mtime.IsZero() {
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mtimeFt := windows.NsecToFiletime(mtime.UnixNano())
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mtimePtr = &mtimeFt
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}
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if err := windows.SetFileTime(handle, ctimePtr, atimePtr, mtimePtr); err != nil {
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return fmt.Errorf("SetFileTime failed: %w", err)
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}
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return nil
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}
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