0deba01621
Archive package handles generating and applying diff tar streams based on the OCI diff tar specification. Signed-off-by: Derek McGowan <derek@mcgstyle.net> (github: dmcgowan)
26 lines
713 B
Go
26 lines
713 B
Go
package archive
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import (
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"syscall"
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"time"
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)
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// chtimes will set the create time on a file using the given modtime.
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// This requires calling SetFileTime and explicitly including the create time.
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func chtimes(path string, atime, mtime time.Time) error {
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ctimespec := syscall.NsecToTimespec(mtime.UnixNano())
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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,
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syscall.OPEN_EXISTING, syscall.FILE_FLAG_BACKUP_SEMANTICS, 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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c := syscall.NsecToFiletime(syscall.TimespecToNsec(ctimespec))
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return syscall.SetFileTime(h, &c, nil, nil)
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}
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