OpenProcessToken

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

BOOL OpenProcessToken(
    HANDLE ProcessHandle,
    TOKEN_ACCESS_MASK DesiredAccess,
    HANDLE* TokenHandle
);

<DllImport("ADVAPI32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function OpenProcessToken(
    ProcessHandle As IntPtr,   ' HANDLE
    DesiredAccess As UInteger,   ' TOKEN_ACCESS_MASK
    TokenHandle As IntPtr   ' HANDLE* out
) As <MarshalAs(UnmanagedType.Bool)> Boolean
End Function

' ProcessHandle : HANDLE
' DesiredAccess : TOKEN_ACCESS_MASK
' TokenHandle : HANDLE* out
Declare PtrSafe Function OpenProcessToken Lib "advapi32" ( _
    ByVal ProcessHandle As LongPtr, _
    ByVal DesiredAccess As Long, _
    ByVal TokenHandle 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

OpenProcessToken = ctypes.windll.advapi32.OpenProcessToken
OpenProcessToken.restype = wintypes.BOOL
OpenProcessToken.argtypes = [
    wintypes.HANDLE,  # ProcessHandle : HANDLE
    wintypes.DWORD,  # DesiredAccess : TOKEN_ACCESS_MASK
    ctypes.c_void_p,  # TokenHandle : HANDLE* out
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ADVAPI32.dll')
OpenProcessToken = Fiddle::Function.new(
  lib['OpenProcessToken'],
  [
    Fiddle::TYPE_VOIDP,  # ProcessHandle : HANDLE
    -Fiddle::TYPE_INT,  # DesiredAccess : TOKEN_ACCESS_MASK
    Fiddle::TYPE_VOIDP,  # TokenHandle : HANDLE* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "advapi32")]
extern "system" {
    fn OpenProcessToken(
        ProcessHandle: *mut core::ffi::c_void,  // HANDLE
        DesiredAccess: u32,  // TOKEN_ACCESS_MASK
        TokenHandle: *mut *mut core::ffi::c_void  // HANDLE* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("ADVAPI32.dll", SetLastError = true)]
public static extern bool OpenProcessToken(IntPtr ProcessHandle, uint DesiredAccess, IntPtr TokenHandle);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ADVAPI32_OpenProcessToken' -Namespace Win32 -PassThru
# $api::OpenProcessToken(ProcessHandle, DesiredAccess, TokenHandle)

#uselib "ADVAPI32.dll"
#func global OpenProcessToken "OpenProcessToken" sptr, sptr, sptr
; OpenProcessToken ProcessHandle, DesiredAccess, TokenHandle   ; 戻り値は stat
; ProcessHandle : HANDLE -> "sptr"
; DesiredAccess : TOKEN_ACCESS_MASK -> "sptr"
; TokenHandle : HANDLE* 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 OpenProcessToken "OpenProcessToken" sptr, int, sptr
; res = OpenProcessToken(ProcessHandle, DesiredAccess, TokenHandle)
; ProcessHandle : HANDLE -> "sptr"
; DesiredAccess : TOKEN_ACCESS_MASK -> "int"
; TokenHandle : HANDLE* out -> "sptr"

; BOOL OpenProcessToken(HANDLE ProcessHandle, TOKEN_ACCESS_MASK DesiredAccess, HANDLE* TokenHandle)
#uselib "ADVAPI32.dll"
#cfunc global OpenProcessToken "OpenProcessToken" intptr, int, intptr
; res = OpenProcessToken(ProcessHandle, DesiredAccess, TokenHandle)
; ProcessHandle : HANDLE -> "intptr"
; DesiredAccess : TOKEN_ACCESS_MASK -> "int"
; TokenHandle : HANDLE* out -> "intptr"

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

var (
	advapi32 = windows.NewLazySystemDLL("ADVAPI32.dll")
	procOpenProcessToken = advapi32.NewProc("OpenProcessToken")
)

// ProcessHandle (HANDLE), DesiredAccess (TOKEN_ACCESS_MASK), TokenHandle (HANDLE* out)
r1, _, err := procOpenProcessToken.Call(
	uintptr(ProcessHandle),
	uintptr(DesiredAccess),
	uintptr(TokenHandle),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function OpenProcessToken(
  ProcessHandle: THandle;   // HANDLE
  DesiredAccess: DWORD;   // TOKEN_ACCESS_MASK
  TokenHandle: Pointer   // HANDLE* out
): BOOL; stdcall;
  external 'ADVAPI32.dll' name 'OpenProcessToken';

result := DllCall("ADVAPI32\OpenProcessToken"
    , "Ptr", ProcessHandle   ; HANDLE
    , "UInt", DesiredAccess   ; TOKEN_ACCESS_MASK
    , "Ptr", TokenHandle   ; HANDLE* out
    , "Int")   ; return: BOOL

●OpenProcessToken(ProcessHandle, DesiredAccess, TokenHandle) = DLL("ADVAPI32.dll", "bool OpenProcessToken(void*, dword, void*)")
# 呼び出し: OpenProcessToken(ProcessHandle, DesiredAccess, TokenHandle)
# ProcessHandle : HANDLE -> "void*"
# DesiredAccess : TOKEN_ACCESS_MASK -> "dword"
# TokenHandle : HANDLE* 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)。

const std = @import("std");

extern "advapi32" fn OpenProcessToken(
    ProcessHandle: ?*anyopaque, // HANDLE
    DesiredAccess: u32, // TOKEN_ACCESS_MASK
    TokenHandle: ?*anyopaque // HANDLE* out
) callconv(std.os.windows.WINAPI) i32;

proc OpenProcessToken(
    ProcessHandle: pointer,  # HANDLE
    DesiredAccess: uint32,  # TOKEN_ACCESS_MASK
    TokenHandle: pointer  # HANDLE* out
): int32 {.importc: "OpenProcessToken", stdcall, dynlib: "ADVAPI32.dll".}

pragma(lib, "advapi32");
extern(Windows)
int OpenProcessToken(
    void* ProcessHandle,   // HANDLE
    uint DesiredAccess,   // TOKEN_ACCESS_MASK
    void* TokenHandle   // HANDLE* out
);

ccall((:OpenProcessToken, "ADVAPI32.dll"), stdcall, Int32,
      (Ptr{Cvoid}, UInt32, Ptr{Cvoid}),
      ProcessHandle, DesiredAccess, TokenHandle)
# ProcessHandle : HANDLE -> Ptr{Cvoid}
# DesiredAccess : TOKEN_ACCESS_MASK -> UInt32
# TokenHandle : HANDLE* out -> Ptr{Cvoid}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t OpenProcessToken(
    void* ProcessHandle,
    uint32_t DesiredAccess,
    void* TokenHandle);
]]
local advapi32 = ffi.load("advapi32")
-- advapi32.OpenProcessToken(ProcessHandle, DesiredAccess, TokenHandle)
-- ProcessHandle : HANDLE
-- DesiredAccess : TOKEN_ACCESS_MASK
-- TokenHandle : HANDLE* out
-- 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。

const koffi = require('koffi');
const lib = koffi.load('ADVAPI32.dll');
const OpenProcessToken = lib.func('__stdcall', 'OpenProcessToken', 'int32_t', ['void *', 'uint32_t', 'void *']);
// OpenProcessToken(ProcessHandle, DesiredAccess, TokenHandle)
// ProcessHandle : HANDLE -> 'void *'
// DesiredAccess : TOKEN_ACCESS_MASK -> 'uint32_t'
// TokenHandle : HANDLE* out -> 'void *'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。

const lib = Deno.dlopen("ADVAPI32.dll", {
  OpenProcessToken: { parameters: ["pointer", "u32", "pointer"], result: "i32" },
});
// lib.symbols.OpenProcessToken(ProcessHandle, DesiredAccess, TokenHandle)
// ProcessHandle : HANDLE -> "pointer"
// DesiredAccess : TOKEN_ACCESS_MASK -> "u32"
// TokenHandle : HANDLE* out -> "pointer"
// 文字列引数は "buffer"(NUL 終端のバイト列を Uint8Array で渡す)。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。

<?php
$ffi = FFI::cdef(<<<C
int32_t OpenProcessToken(
    void* ProcessHandle,
    uint32_t DesiredAccess,
    void* TokenHandle);
C, "ADVAPI32.dll");
// $ffi->OpenProcessToken(ProcessHandle, DesiredAccess, TokenHandle);
// ProcessHandle : HANDLE
// DesiredAccess : TOKEN_ACCESS_MASK
// TokenHandle : HANDLE* out
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。

import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;

public interface Advapi32 extends StdCallLibrary {
    Advapi32 INSTANCE = Native.load("advapi32", Advapi32.class);
    boolean OpenProcessToken(
        Pointer ProcessHandle,   // HANDLE
        int DesiredAccess,   // TOKEN_ACCESS_MASK
        Pointer TokenHandle   // HANDLE* out
    );
}

@[Link("advapi32")]
lib LibADVAPI32
  fun OpenProcessToken = OpenProcessToken(
    ProcessHandle : Void*,   # HANDLE
    DesiredAccess : UInt32,   # TOKEN_ACCESS_MASK
    TokenHandle : Void*   # HANDLE* out
  ) : Int32
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。

import 'dart:ffi';
import 'package:ffi/ffi.dart';

typedef OpenProcessTokenNative = Int32 Function(Pointer<Void>, Uint32, Pointer<Void>);
typedef OpenProcessTokenDart = int Function(Pointer<Void>, int, Pointer<Void>);
final OpenProcessToken = DynamicLibrary.open('ADVAPI32.dll')
    .lookupFunction<OpenProcessTokenNative, OpenProcessTokenDart>('OpenProcessToken');
// ProcessHandle : HANDLE -> Pointer<Void>
// DesiredAccess : TOKEN_ACCESS_MASK -> Uint32
// TokenHandle : HANDLE* out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function OpenProcessToken(
  ProcessHandle: THandle;   // HANDLE
  DesiredAccess: DWORD;   // TOKEN_ACCESS_MASK
  TokenHandle: Pointer   // HANDLE* out
): BOOL; stdcall;
  external 'ADVAPI32.dll' name 'OpenProcessToken';

import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "OpenProcessToken"
  c_OpenProcessToken :: Ptr () -> Word32 -> Ptr () -> IO CInt
-- ProcessHandle : HANDLE -> Ptr ()
-- DesiredAccess : TOKEN_ACCESS_MASK -> Word32
-- TokenHandle : HANDLE* out -> Ptr ()
-- 要 GHC(Windows)。stdcall は x64 では ccall として扱われる。ブロックする API は safe 呼び出し推奨。

open Ctypes
open Foreign

let openprocesstoken =
  foreign "OpenProcessToken"
    ((ptr void) @-> uint32_t @-> (ptr void) @-> returning int32_t)
(* ProcessHandle : HANDLE -> (ptr void) *)
(* DesiredAccess : TOKEN_ACCESS_MASK -> uint32_t *)
(* TokenHandle : HANDLE* out -> (ptr void) *)
(* foreign は cdecl 前提。x64 Windows では WINAPI と一致。構造体は ctypes structure を定義のこと。 *)

(cffi:define-foreign-library advapi32 (t "ADVAPI32.dll"))
(cffi:use-foreign-library advapi32)

(cffi:defcfun ("OpenProcessToken" open-process-token :convention :stdcall) :int32
  (process-handle :pointer)   ; HANDLE
  (desired-access :uint32)   ; TOKEN_ACCESS_MASK
  (token-handle :pointer))   ; HANDLE* out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $OpenProcessToken = Win32::API::More->new('ADVAPI32',
    'BOOL OpenProcessToken(HANDLE ProcessHandle, DWORD DesiredAccess, HANDLE TokenHandle)');
# my $ret = $OpenProcessToken->Call($ProcessHandle, $DesiredAccess, $TokenHandle);
# ProcessHandle : HANDLE -> HANDLE
# DesiredAccess : TOKEN_ACCESS_MASK -> DWORD
# TokenHandle : HANDLE* out -> HANDLE
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。