mirror of
https://github.com/zerotier/ZeroTierOne.git
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39 lines
978 B
Go
39 lines
978 B
Go
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//+build windows
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package acl
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import (
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"os"
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"golang.org/x/sys/windows"
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)
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// Change the permissions of the specified file. Only the nine
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// least-significant bytes are used, allowing access by the file's owner, the
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// file's group, and everyone else to be explicitly controlled.
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func Chmod(name string, fileMode os.FileMode) error {
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// https://support.microsoft.com/en-us/help/243330/well-known-security-identifiers-in-windows-operating-systems
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creatorOwnerSID, err := windows.StringToSid("S-1-3-0")
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if err != nil {
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return err
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}
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creatorGroupSID, err := windows.StringToSid("S-1-3-1")
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if err != nil {
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return err
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}
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everyoneSID, err := windows.StringToSid("S-1-1-0")
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if err != nil {
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return err
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}
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mode := uint32(fileMode)
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return Apply(
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name,
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true,
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false,
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GrantSid(((mode&0700)<<23)|((mode&0200)<<9), creatorOwnerSID),
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GrantSid(((mode&0070)<<26)|((mode&0020)<<12), creatorGroupSID),
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GrantSid(((mode&0007)<<29)|((mode&0002)<<15), everyoneSID),
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)
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}
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