LsaRetrievePrivateData

// ADVAPI32.dll
#include <windows.h>

NTSTATUS LsaRetrievePrivateData(
    LSA_HANDLE PolicyHandle,
    LSA_UNICODE_STRING* KeyName,
    LSA_UNICODE_STRING** PrivateData
);

<DllImport("ADVAPI32.dll", ExactSpelling:=True)>
Public Shared Function LsaRetrievePrivateData(
    PolicyHandle As IntPtr,   ' LSA_HANDLE
    KeyName As IntPtr,   ' LSA_UNICODE_STRING*
    PrivateData As IntPtr   ' LSA_UNICODE_STRING** out
) As Integer
End Function

' PolicyHandle : LSA_HANDLE
' KeyName : LSA_UNICODE_STRING*
' PrivateData : LSA_UNICODE_STRING** out
Declare PtrSafe Function LsaRetrievePrivateData Lib "advapi32" ( _
    ByVal PolicyHandle As LongPtr, _
    ByVal KeyName As LongPtr, _
    ByVal PrivateData As LongPtr) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

LsaRetrievePrivateData = ctypes.windll.advapi32.LsaRetrievePrivateData
LsaRetrievePrivateData.restype = ctypes.c_int
LsaRetrievePrivateData.argtypes = [
    ctypes.c_ssize_t,  # PolicyHandle : LSA_HANDLE
    ctypes.c_void_p,  # KeyName : LSA_UNICODE_STRING*
    ctypes.c_void_p,  # PrivateData : LSA_UNICODE_STRING** out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ADVAPI32.dll')
LsaRetrievePrivateData = Fiddle::Function.new(
  lib['LsaRetrievePrivateData'],
  [
    Fiddle::TYPE_INTPTR_T,  # PolicyHandle : LSA_HANDLE
    Fiddle::TYPE_VOIDP,  # KeyName : LSA_UNICODE_STRING*
    Fiddle::TYPE_VOIDP,  # PrivateData : LSA_UNICODE_STRING** out
  ],
  Fiddle::TYPE_INT)

#[link(name = "advapi32")]
extern "system" {
    fn LsaRetrievePrivateData(
        PolicyHandle: isize,  // LSA_HANDLE
        KeyName: *mut LSA_UNICODE_STRING,  // LSA_UNICODE_STRING*
        PrivateData: *mut *mut LSA_UNICODE_STRING  // LSA_UNICODE_STRING** out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("ADVAPI32.dll")]
public static extern int LsaRetrievePrivateData(IntPtr PolicyHandle, IntPtr KeyName, IntPtr PrivateData);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ADVAPI32_LsaRetrievePrivateData' -Namespace Win32 -PassThru
# $api::LsaRetrievePrivateData(PolicyHandle, KeyName, PrivateData)

#uselib "ADVAPI32.dll"
#func global LsaRetrievePrivateData "LsaRetrievePrivateData" sptr, sptr, sptr
; LsaRetrievePrivateData PolicyHandle, varptr(KeyName), varptr(PrivateData)   ; 戻り値は stat
; PolicyHandle : LSA_HANDLE -> "sptr"
; KeyName : LSA_UNICODE_STRING* -> "sptr"
; PrivateData : LSA_UNICODE_STRING** out -> "sptr"
; ※HSP3.7は #func のため戻り値はシステム変数 stat に格納されます。

#uselib "ADVAPI32.dll"
#cfunc global LsaRetrievePrivateData "LsaRetrievePrivateData" sptr, var, var
; res = LsaRetrievePrivateData(PolicyHandle, KeyName, PrivateData)
; PolicyHandle : LSA_HANDLE -> "sptr"
; KeyName : LSA_UNICODE_STRING* -> "var"
; PrivateData : LSA_UNICODE_STRING** out -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

; NTSTATUS LsaRetrievePrivateData(LSA_HANDLE PolicyHandle, LSA_UNICODE_STRING* KeyName, LSA_UNICODE_STRING** PrivateData)
#uselib "ADVAPI32.dll"
#cfunc global LsaRetrievePrivateData "LsaRetrievePrivateData" intptr, var, var
; res = LsaRetrievePrivateData(PolicyHandle, KeyName, PrivateData)
; PolicyHandle : LSA_HANDLE -> "intptr"
; KeyName : LSA_UNICODE_STRING* -> "var"
; PrivateData : LSA_UNICODE_STRING** out -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	advapi32 = windows.NewLazySystemDLL("ADVAPI32.dll")
	procLsaRetrievePrivateData = advapi32.NewProc("LsaRetrievePrivateData")
)

// PolicyHandle (LSA_HANDLE), KeyName (LSA_UNICODE_STRING*), PrivateData (LSA_UNICODE_STRING** out)
r1, _, err := procLsaRetrievePrivateData.Call(
	uintptr(PolicyHandle),
	uintptr(KeyName),
	uintptr(PrivateData),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // NTSTATUS

function LsaRetrievePrivateData(
  PolicyHandle: NativeInt;   // LSA_HANDLE
  KeyName: Pointer;   // LSA_UNICODE_STRING*
  PrivateData: Pointer   // LSA_UNICODE_STRING** out
): Integer; stdcall;
  external 'ADVAPI32.dll' name 'LsaRetrievePrivateData';

result := DllCall("ADVAPI32\LsaRetrievePrivateData"
    , "Ptr", PolicyHandle   ; LSA_HANDLE
    , "Ptr", KeyName   ; LSA_UNICODE_STRING*
    , "Ptr", PrivateData   ; LSA_UNICODE_STRING** out
    , "Int")   ; return: NTSTATUS

●LsaRetrievePrivateData(PolicyHandle, KeyName, PrivateData) = DLL("ADVAPI32.dll", "int LsaRetrievePrivateData(int, void*, void*)")
# 呼び出し: LsaRetrievePrivateData(PolicyHandle, KeyName, PrivateData)
# PolicyHandle : LSA_HANDLE -> "int"
# KeyName : LSA_UNICODE_STRING* -> "void*"
# PrivateData : LSA_UNICODE_STRING** out -> "void*"
# なでしこ1は32bit・ANSI(Shift_JIS)。文字列=char*(ANSI)、ポインタ/ハンドル=void*(4byte)。