LsaQueryInformationPolicy

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

NTSTATUS LsaQueryInformationPolicy(
    LSA_HANDLE PolicyHandle,
    POLICY_INFORMATION_CLASS InformationClass,
    void** Buffer
);

<DllImport("ADVAPI32.dll", ExactSpelling:=True)>
Public Shared Function LsaQueryInformationPolicy(
    PolicyHandle As IntPtr,   ' LSA_HANDLE
    InformationClass As Integer,   ' POLICY_INFORMATION_CLASS
    Buffer As IntPtr   ' void** out
) As Integer
End Function

' PolicyHandle : LSA_HANDLE
' InformationClass : POLICY_INFORMATION_CLASS
' Buffer : void** out
Declare PtrSafe Function LsaQueryInformationPolicy Lib "advapi32" ( _
    ByVal PolicyHandle As LongPtr, _
    ByVal InformationClass As Long, _
    ByVal Buffer 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

LsaQueryInformationPolicy = ctypes.windll.advapi32.LsaQueryInformationPolicy
LsaQueryInformationPolicy.restype = ctypes.c_int
LsaQueryInformationPolicy.argtypes = [
    ctypes.c_ssize_t,  # PolicyHandle : LSA_HANDLE
    ctypes.c_int,  # InformationClass : POLICY_INFORMATION_CLASS
    ctypes.c_void_p,  # Buffer : void** out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ADVAPI32.dll')
LsaQueryInformationPolicy = Fiddle::Function.new(
  lib['LsaQueryInformationPolicy'],
  [
    Fiddle::TYPE_INTPTR_T,  # PolicyHandle : LSA_HANDLE
    Fiddle::TYPE_INT,  # InformationClass : POLICY_INFORMATION_CLASS
    Fiddle::TYPE_VOIDP,  # Buffer : void** out
  ],
  Fiddle::TYPE_INT)

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

$sig = @"
[DllImport("ADVAPI32.dll")]
public static extern int LsaQueryInformationPolicy(IntPtr PolicyHandle, int InformationClass, IntPtr Buffer);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ADVAPI32_LsaQueryInformationPolicy' -Namespace Win32 -PassThru
# $api::LsaQueryInformationPolicy(PolicyHandle, InformationClass, Buffer)

#uselib "ADVAPI32.dll"
#func global LsaQueryInformationPolicy "LsaQueryInformationPolicy" sptr, sptr, sptr
; LsaQueryInformationPolicy PolicyHandle, InformationClass, Buffer   ; 戻り値は stat
; PolicyHandle : LSA_HANDLE -> "sptr"
; InformationClass : POLICY_INFORMATION_CLASS -> "sptr"
; Buffer : void** 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 LsaQueryInformationPolicy "LsaQueryInformationPolicy" sptr, int, sptr
; res = LsaQueryInformationPolicy(PolicyHandle, InformationClass, Buffer)
; PolicyHandle : LSA_HANDLE -> "sptr"
; InformationClass : POLICY_INFORMATION_CLASS -> "int"
; Buffer : void** out -> "sptr"

; NTSTATUS LsaQueryInformationPolicy(LSA_HANDLE PolicyHandle, POLICY_INFORMATION_CLASS InformationClass, void** Buffer)
#uselib "ADVAPI32.dll"
#cfunc global LsaQueryInformationPolicy "LsaQueryInformationPolicy" intptr, int, intptr
; res = LsaQueryInformationPolicy(PolicyHandle, InformationClass, Buffer)
; PolicyHandle : LSA_HANDLE -> "intptr"
; InformationClass : POLICY_INFORMATION_CLASS -> "int"
; Buffer : void** out -> "intptr"

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

var (
	advapi32 = windows.NewLazySystemDLL("ADVAPI32.dll")
	procLsaQueryInformationPolicy = advapi32.NewProc("LsaQueryInformationPolicy")
)

// PolicyHandle (LSA_HANDLE), InformationClass (POLICY_INFORMATION_CLASS), Buffer (void** out)
r1, _, err := procLsaQueryInformationPolicy.Call(
	uintptr(PolicyHandle),
	uintptr(InformationClass),
	uintptr(Buffer),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // NTSTATUS

function LsaQueryInformationPolicy(
  PolicyHandle: NativeInt;   // LSA_HANDLE
  InformationClass: Integer;   // POLICY_INFORMATION_CLASS
  Buffer: Pointer   // void** out
): Integer; stdcall;
  external 'ADVAPI32.dll' name 'LsaQueryInformationPolicy';

result := DllCall("ADVAPI32\LsaQueryInformationPolicy"
    , "Ptr", PolicyHandle   ; LSA_HANDLE
    , "Int", InformationClass   ; POLICY_INFORMATION_CLASS
    , "Ptr", Buffer   ; void** out
    , "Int")   ; return: NTSTATUS

●LsaQueryInformationPolicy(PolicyHandle, InformationClass, Buffer) = DLL("ADVAPI32.dll", "int LsaQueryInformationPolicy(int, int, void*)")
# 呼び出し: LsaQueryInformationPolicy(PolicyHandle, InformationClass, Buffer)
# PolicyHandle : LSA_HANDLE -> "int"
# InformationClass : POLICY_INFORMATION_CLASS -> "int"
# Buffer : void** 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)。