You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: security_windows.go
    path of file: ./repos/sliver/vendor/golang.org/x/sys/windows
    
    the code of the file until where you have to start completion: // Copyright 2012 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package windows

import (
	"syscall"
	"unsafe"
)

const (
	NameUnknown          = 0
	
    
func (selfRelativeSD *SECURITY_DESCRIPTOR) ToAbsolute() (absoluteSD *SECURITY_DESCRIPTOR, err error) {
	control, _, err := selfRelativeSD.Control()
	if err != nil {
		return
	}
	if control&SE_SELF_RELATIVE == 0 {
		err = ERROR_INVALID_PARAMETER
		return
	}
	var absoluteSDSize, daclSize, saclSize, ownerSize, groupSize uint32
	err = makeAbsoluteSD(selfRelativeSD, nil, &absoluteSDSize,
		nil, &daclSize, nil, &saclSize, nil, &ownerSize, nil, &groupSize)
	switch err {
	case ERROR_INSUFFICIENT_BUFFER:
	case nil:
		// makeAbsoluteSD is expected to fail, but it succeeds.
		return nil, ERROR_INTERNAL_ERROR
	default:
		return nil, err
	}
	if absoluteSDSize > 0 {
		absoluteSD = (*SECURITY_DESCRIPTOR)(unsafe.Pointer(&make([]byte, absoluteSDSize)[0]))
	}
	var (
		dacl  *ACL
		sacl  *ACL
		owner *SID
		group *SID
	)
	if daclSize > 0 {
		dacl = (*ACL)(unsafe.Pointer(&make([]byte, daclSize)[0]))
	}
	if saclSize > 0 {
		sacl = (*ACL)(unsafe.Pointer(&make([]byte, saclSize)[0]))
	}
	if ownerSize > 0 {
		owner = (*SID)(unsafe.Pointer(&make([]byte, ownerSize)[0]))
	}
	if groupSize > 0 {
		group = (*SID)(unsafe.Pointer(&make([]byte, groupSize)[0]))
	}
	err = makeAbsoluteSD(selfRelativeSD, absoluteSD, &absoluteSDSize,
		dacl, &daclSize, sacl, &saclSize, owner, &ownerSize, group, &groupSize)
	return
}