mirror of
https://git.zx2c4.com/wireguard-go
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30 lines
896 B
Go
30 lines
896 B
Go
// +build windows
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/* SPDX-License-Identifier: MIT
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*
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* Copyright (C) 2005 Microsoft
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* Copyright (C) 2017-2019 WireGuard LLC. All Rights Reserved.
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*/
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package winpipe
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import (
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"unsafe"
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)
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//sys convertStringSecurityDescriptorToSecurityDescriptor(str string, revision uint32, sd *uintptr, size *uint32) (err error) = advapi32.ConvertStringSecurityDescriptorToSecurityDescriptorW
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//sys localFree(mem uintptr) = LocalFree
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//sys getSecurityDescriptorLength(sd uintptr) (len uint32) = advapi32.GetSecurityDescriptorLength
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func SddlToSecurityDescriptor(sddl string) ([]byte, error) {
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var sdBuffer uintptr
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err := convertStringSecurityDescriptorToSecurityDescriptor(sddl, 1, &sdBuffer, nil)
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if err != nil {
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return nil, err
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}
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defer localFree(sdBuffer)
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sd := make([]byte, getSecurityDescriptorLength(sdBuffer))
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copy(sd, (*[0xffff]byte)(unsafe.Pointer(sdBuffer))[:len(sd)])
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return sd, nil
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}
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