GetSidSubAuthority

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

DWORD* GetSidSubAuthority(
    PSID pSid,
    DWORD nSubAuthority
);

<DllImport("ADVAPI32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function GetSidSubAuthority(
    pSid As IntPtr,   ' PSID
    nSubAuthority As UInteger   ' DWORD
) As IntPtr
End Function

' pSid : PSID
' nSubAuthority : DWORD
Declare PtrSafe Function GetSidSubAuthority Lib "advapi32" ( _
    ByVal pSid As LongPtr, _
    ByVal nSubAuthority As Long) As LongPtr
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

GetSidSubAuthority = ctypes.windll.advapi32.GetSidSubAuthority
GetSidSubAuthority.restype = ctypes.c_void_p
GetSidSubAuthority.argtypes = [
    wintypes.HANDLE,  # pSid : PSID
    wintypes.DWORD,  # nSubAuthority : DWORD
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ADVAPI32.dll')
GetSidSubAuthority = Fiddle::Function.new(
  lib['GetSidSubAuthority'],
  [
    Fiddle::TYPE_VOIDP,  # pSid : PSID
    -Fiddle::TYPE_INT,  # nSubAuthority : DWORD
  ],
  Fiddle::TYPE_VOIDP)

#[link(name = "advapi32")]
extern "system" {
    fn GetSidSubAuthority(
        pSid: *mut core::ffi::c_void,  // PSID
        nSubAuthority: u32  // DWORD
    ) -> *mut u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("ADVAPI32.dll", SetLastError = true)]
public static extern IntPtr GetSidSubAuthority(IntPtr pSid, uint nSubAuthority);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ADVAPI32_GetSidSubAuthority' -Namespace Win32 -PassThru
# $api::GetSidSubAuthority(pSid, nSubAuthority)

#uselib "ADVAPI32.dll"
#func global GetSidSubAuthority "GetSidSubAuthority" sptr, sptr
; GetSidSubAuthority pSid, nSubAuthority   ; 戻り値は stat
; pSid : PSID -> "sptr"
; nSubAuthority : DWORD -> "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 GetSidSubAuthority "GetSidSubAuthority" sptr, int
; res = GetSidSubAuthority(pSid, nSubAuthority)
; pSid : PSID -> "sptr"
; nSubAuthority : DWORD -> "int"

; DWORD* GetSidSubAuthority(PSID pSid, DWORD nSubAuthority)
#uselib "ADVAPI32.dll"
#cfunc global GetSidSubAuthority "GetSidSubAuthority" intptr, int
; res = GetSidSubAuthority(pSid, nSubAuthority)
; pSid : PSID -> "intptr"
; nSubAuthority : DWORD -> "int"

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

var (
	advapi32 = windows.NewLazySystemDLL("ADVAPI32.dll")
	procGetSidSubAuthority = advapi32.NewProc("GetSidSubAuthority")
)

// pSid (PSID), nSubAuthority (DWORD)
r1, _, err := procGetSidSubAuthority.Call(
	uintptr(pSid),
	uintptr(nSubAuthority),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD*

function GetSidSubAuthority(
  pSid: THandle;   // PSID
  nSubAuthority: DWORD   // DWORD
): Pointer; stdcall;
  external 'ADVAPI32.dll' name 'GetSidSubAuthority';

result := DllCall("ADVAPI32\GetSidSubAuthority"
    , "Ptr", pSid   ; PSID
    , "UInt", nSubAuthority   ; DWORD
    , "Ptr")   ; return: DWORD*

●GetSidSubAuthority(pSid, nSubAuthority) = DLL("ADVAPI32.dll", "void* GetSidSubAuthority(void*, dword)")
# 呼び出し: GetSidSubAuthority(pSid, nSubAuthority)
# pSid : PSID -> "void*"
# nSubAuthority : DWORD -> "dword"
# 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)。