BCryptDuplicateKey

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

NTSTATUS BCryptDuplicateKey(
    BCRYPT_KEY_HANDLE hKey,
    BCRYPT_KEY_HANDLE* phNewKey,
    BYTE* pbKeyObject,   // optional
    DWORD cbKeyObject,
    DWORD dwFlags
);

<DllImport("bcrypt.dll", ExactSpelling:=True)>
Public Shared Function BCryptDuplicateKey(
    hKey As IntPtr,   ' BCRYPT_KEY_HANDLE
    phNewKey As IntPtr,   ' BCRYPT_KEY_HANDLE* out
    pbKeyObject As IntPtr,   ' BYTE* optional, out
    cbKeyObject As UInteger,   ' DWORD
    dwFlags As UInteger   ' DWORD
) As Integer
End Function

' hKey : BCRYPT_KEY_HANDLE
' phNewKey : BCRYPT_KEY_HANDLE* out
' pbKeyObject : BYTE* optional, out
' cbKeyObject : DWORD
' dwFlags : DWORD
Declare PtrSafe Function BCryptDuplicateKey Lib "bcrypt" ( _
    ByVal hKey As LongPtr, _
    ByVal phNewKey As LongPtr, _
    ByVal pbKeyObject As LongPtr, _
    ByVal cbKeyObject As Long, _
    ByVal dwFlags As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

BCryptDuplicateKey = ctypes.windll.bcrypt.BCryptDuplicateKey
BCryptDuplicateKey.restype = ctypes.c_int
BCryptDuplicateKey.argtypes = [
    wintypes.HANDLE,  # hKey : BCRYPT_KEY_HANDLE
    ctypes.c_void_p,  # phNewKey : BCRYPT_KEY_HANDLE* out
    ctypes.POINTER(ctypes.c_ubyte),  # pbKeyObject : BYTE* optional, out
    wintypes.DWORD,  # cbKeyObject : DWORD
    wintypes.DWORD,  # dwFlags : DWORD
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('bcrypt.dll')
BCryptDuplicateKey = Fiddle::Function.new(
  lib['BCryptDuplicateKey'],
  [
    Fiddle::TYPE_VOIDP,  # hKey : BCRYPT_KEY_HANDLE
    Fiddle::TYPE_VOIDP,  # phNewKey : BCRYPT_KEY_HANDLE* out
    Fiddle::TYPE_VOIDP,  # pbKeyObject : BYTE* optional, out
    -Fiddle::TYPE_INT,  # cbKeyObject : DWORD
    -Fiddle::TYPE_INT,  # dwFlags : DWORD
  ],
  Fiddle::TYPE_INT)

#[link(name = "bcrypt")]
extern "system" {
    fn BCryptDuplicateKey(
        hKey: *mut core::ffi::c_void,  // BCRYPT_KEY_HANDLE
        phNewKey: *mut *mut core::ffi::c_void,  // BCRYPT_KEY_HANDLE* out
        pbKeyObject: *mut u8,  // BYTE* optional, out
        cbKeyObject: u32,  // DWORD
        dwFlags: u32  // DWORD
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("bcrypt.dll")]
public static extern int BCryptDuplicateKey(IntPtr hKey, IntPtr phNewKey, IntPtr pbKeyObject, uint cbKeyObject, uint dwFlags);
"@
$api = Add-Type -MemberDefinition $sig -Name 'bcrypt_BCryptDuplicateKey' -Namespace Win32 -PassThru
# $api::BCryptDuplicateKey(hKey, phNewKey, pbKeyObject, cbKeyObject, dwFlags)

#uselib "bcrypt.dll"
#func global BCryptDuplicateKey "BCryptDuplicateKey" sptr, sptr, sptr, sptr, sptr
; BCryptDuplicateKey hKey, phNewKey, varptr(pbKeyObject), cbKeyObject, dwFlags   ; 戻り値は stat
; hKey : BCRYPT_KEY_HANDLE -> "sptr"
; phNewKey : BCRYPT_KEY_HANDLE* out -> "sptr"
; pbKeyObject : BYTE* optional, out -> "sptr"
; cbKeyObject : DWORD -> "sptr"
; dwFlags : 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。

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

var (
	bcrypt = windows.NewLazySystemDLL("bcrypt.dll")
	procBCryptDuplicateKey = bcrypt.NewProc("BCryptDuplicateKey")
)

// hKey (BCRYPT_KEY_HANDLE), phNewKey (BCRYPT_KEY_HANDLE* out), pbKeyObject (BYTE* optional, out), cbKeyObject (DWORD), dwFlags (DWORD)
r1, _, err := procBCryptDuplicateKey.Call(
	uintptr(hKey),
	uintptr(phNewKey),
	uintptr(pbKeyObject),
	uintptr(cbKeyObject),
	uintptr(dwFlags),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // NTSTATUS

function BCryptDuplicateKey(
  hKey: THandle;   // BCRYPT_KEY_HANDLE
  phNewKey: Pointer;   // BCRYPT_KEY_HANDLE* out
  pbKeyObject: Pointer;   // BYTE* optional, out
  cbKeyObject: DWORD;   // DWORD
  dwFlags: DWORD   // DWORD
): Integer; stdcall;
  external 'bcrypt.dll' name 'BCryptDuplicateKey';

result := DllCall("bcrypt\BCryptDuplicateKey"
    , "Ptr", hKey   ; BCRYPT_KEY_HANDLE
    , "Ptr", phNewKey   ; BCRYPT_KEY_HANDLE* out
    , "Ptr", pbKeyObject   ; BYTE* optional, out
    , "UInt", cbKeyObject   ; DWORD
    , "UInt", dwFlags   ; DWORD
    , "Int")   ; return: NTSTATUS

●BCryptDuplicateKey(hKey, phNewKey, pbKeyObject, cbKeyObject, dwFlags) = DLL("bcrypt.dll", "int BCryptDuplicateKey(void*, void*, void*, dword, dword)")
# 呼び出し: BCryptDuplicateKey(hKey, phNewKey, pbKeyObject, cbKeyObject, dwFlags)
# hKey : BCRYPT_KEY_HANDLE -> "void*"
# phNewKey : BCRYPT_KEY_HANDLE* out -> "void*"
# pbKeyObject : BYTE* optional, out -> "void*"
# cbKeyObject : DWORD -> "dword"
# dwFlags : 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)。

const std = @import("std");

extern "bcrypt" fn BCryptDuplicateKey(
    hKey: ?*anyopaque, // BCRYPT_KEY_HANDLE
    phNewKey: ?*anyopaque, // BCRYPT_KEY_HANDLE* out
    pbKeyObject: [*c]u8, // BYTE* optional, out
    cbKeyObject: u32, // DWORD
    dwFlags: u32 // DWORD
) callconv(std.os.windows.WINAPI) i32;

proc BCryptDuplicateKey(
    hKey: pointer,  # BCRYPT_KEY_HANDLE
    phNewKey: pointer,  # BCRYPT_KEY_HANDLE* out
    pbKeyObject: ptr uint8,  # BYTE* optional, out
    cbKeyObject: uint32,  # DWORD
    dwFlags: uint32  # DWORD
): int32 {.importc: "BCryptDuplicateKey", stdcall, dynlib: "bcrypt.dll".}

pragma(lib, "bcrypt");
extern(Windows)
int BCryptDuplicateKey(
    void* hKey,   // BCRYPT_KEY_HANDLE
    void* phNewKey,   // BCRYPT_KEY_HANDLE* out
    ubyte* pbKeyObject,   // BYTE* optional, out
    uint cbKeyObject,   // DWORD
    uint dwFlags   // DWORD
);

ccall((:BCryptDuplicateKey, "bcrypt.dll"), stdcall, Int32,
      (Ptr{Cvoid}, Ptr{Cvoid}, Ptr{UInt8}, UInt32, UInt32),
      hKey, phNewKey, pbKeyObject, cbKeyObject, dwFlags)
# hKey : BCRYPT_KEY_HANDLE -> Ptr{Cvoid}
# phNewKey : BCRYPT_KEY_HANDLE* out -> Ptr{Cvoid}
# pbKeyObject : BYTE* optional, out -> Ptr{UInt8}
# cbKeyObject : DWORD -> UInt32
# dwFlags : DWORD -> UInt32
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t BCryptDuplicateKey(
    void* hKey,
    void* phNewKey,
    uint8_t* pbKeyObject,
    uint32_t cbKeyObject,
    uint32_t dwFlags);
]]
local bcrypt = ffi.load("bcrypt")
-- bcrypt.BCryptDuplicateKey(hKey, phNewKey, pbKeyObject, cbKeyObject, dwFlags)
-- hKey : BCRYPT_KEY_HANDLE
-- phNewKey : BCRYPT_KEY_HANDLE* out
-- pbKeyObject : BYTE* optional, out
-- cbKeyObject : DWORD
-- dwFlags : DWORD
-- 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('bcrypt.dll');
const BCryptDuplicateKey = lib.func('__stdcall', 'BCryptDuplicateKey', 'int32_t', ['void *', 'void *', 'uint8_t *', 'uint32_t', 'uint32_t']);
// BCryptDuplicateKey(hKey, phNewKey, pbKeyObject, cbKeyObject, dwFlags)
// hKey : BCRYPT_KEY_HANDLE -> 'void *'
// phNewKey : BCRYPT_KEY_HANDLE* out -> 'void *'
// pbKeyObject : BYTE* optional, out -> 'uint8_t *'
// cbKeyObject : DWORD -> 'uint32_t'
// dwFlags : DWORD -> 'uint32_t'
// 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("bcrypt.dll", {
  BCryptDuplicateKey: { parameters: ["pointer", "pointer", "pointer", "u32", "u32"], result: "i32" },
});
// lib.symbols.BCryptDuplicateKey(hKey, phNewKey, pbKeyObject, cbKeyObject, dwFlags)
// hKey : BCRYPT_KEY_HANDLE -> "pointer"
// phNewKey : BCRYPT_KEY_HANDLE* out -> "pointer"
// pbKeyObject : BYTE* optional, out -> "pointer"
// cbKeyObject : DWORD -> "u32"
// dwFlags : DWORD -> "u32"
// 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 BCryptDuplicateKey(
    void* hKey,
    void* phNewKey,
    uint8_t* pbKeyObject,
    uint32_t cbKeyObject,
    uint32_t dwFlags);
C, "bcrypt.dll");
// $ffi->BCryptDuplicateKey(hKey, phNewKey, pbKeyObject, cbKeyObject, dwFlags);
// hKey : BCRYPT_KEY_HANDLE
// phNewKey : BCRYPT_KEY_HANDLE* out
// pbKeyObject : BYTE* optional, out
// cbKeyObject : DWORD
// dwFlags : DWORD
// 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 Bcrypt extends StdCallLibrary {
    Bcrypt INSTANCE = Native.load("bcrypt", Bcrypt.class);
    int BCryptDuplicateKey(
        Pointer hKey,   // BCRYPT_KEY_HANDLE
        Pointer phNewKey,   // BCRYPT_KEY_HANDLE* out
        byte[] pbKeyObject,   // BYTE* optional, out
        int cbKeyObject,   // DWORD
        int dwFlags   // DWORD
    );
}

@[Link("bcrypt")]
lib Libbcrypt
  fun BCryptDuplicateKey = BCryptDuplicateKey(
    hKey : Void*,   # BCRYPT_KEY_HANDLE
    phNewKey : Void*,   # BCRYPT_KEY_HANDLE* out
    pbKeyObject : UInt8*,   # BYTE* optional, out
    cbKeyObject : UInt32,   # DWORD
    dwFlags : UInt32   # DWORD
  ) : 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 BCryptDuplicateKeyNative = Int32 Function(Pointer<Void>, Pointer<Void>, Pointer<Uint8>, Uint32, Uint32);
typedef BCryptDuplicateKeyDart = int Function(Pointer<Void>, Pointer<Void>, Pointer<Uint8>, int, int);
final BCryptDuplicateKey = DynamicLibrary.open('bcrypt.dll')
    .lookupFunction<BCryptDuplicateKeyNative, BCryptDuplicateKeyDart>('BCryptDuplicateKey');
// hKey : BCRYPT_KEY_HANDLE -> Pointer<Void>
// phNewKey : BCRYPT_KEY_HANDLE* out -> Pointer<Void>
// pbKeyObject : BYTE* optional, out -> Pointer<Uint8>
// cbKeyObject : DWORD -> Uint32
// dwFlags : DWORD -> Uint32
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function BCryptDuplicateKey(
  hKey: THandle;   // BCRYPT_KEY_HANDLE
  phNewKey: Pointer;   // BCRYPT_KEY_HANDLE* out
  pbKeyObject: Pointer;   // BYTE* optional, out
  cbKeyObject: DWORD;   // DWORD
  dwFlags: DWORD   // DWORD
): Integer; stdcall;
  external 'bcrypt.dll' name 'BCryptDuplicateKey';

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

foreign import stdcall safe "BCryptDuplicateKey"
  c_BCryptDuplicateKey :: Ptr () -> Ptr () -> Ptr Word8 -> Word32 -> Word32 -> IO Int32
-- hKey : BCRYPT_KEY_HANDLE -> Ptr ()
-- phNewKey : BCRYPT_KEY_HANDLE* out -> Ptr ()
-- pbKeyObject : BYTE* optional, out -> Ptr Word8
-- cbKeyObject : DWORD -> Word32
-- dwFlags : DWORD -> Word32
-- 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 bcryptduplicatekey =
  foreign "BCryptDuplicateKey"
    ((ptr void) @-> (ptr void) @-> (ptr uint8_t) @-> uint32_t @-> uint32_t @-> returning int32_t)
(* hKey : BCRYPT_KEY_HANDLE -> (ptr void) *)
(* phNewKey : BCRYPT_KEY_HANDLE* out -> (ptr void) *)
(* pbKeyObject : BYTE* optional, out -> (ptr uint8_t) *)
(* cbKeyObject : DWORD -> uint32_t *)
(* dwFlags : DWORD -> uint32_t *)
(* 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 bcrypt (t "bcrypt.dll"))
(cffi:use-foreign-library bcrypt)

(cffi:defcfun ("BCryptDuplicateKey" bcrypt-duplicate-key :convention :stdcall) :int32
  (h-key :pointer)   ; BCRYPT_KEY_HANDLE
  (ph-new-key :pointer)   ; BCRYPT_KEY_HANDLE* out
  (pb-key-object :pointer)   ; BYTE* optional, out
  (cb-key-object :uint32)   ; DWORD
  (dw-flags :uint32))   ; DWORD
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $BCryptDuplicateKey = Win32::API::More->new('bcrypt',
    'int BCryptDuplicateKey(HANDLE hKey, HANDLE phNewKey, LPVOID pbKeyObject, DWORD cbKeyObject, DWORD dwFlags)');
# my $ret = $BCryptDuplicateKey->Call($hKey, $phNewKey, $pbKeyObject, $cbKeyObject, $dwFlags);
# hKey : BCRYPT_KEY_HANDLE -> HANDLE
# phNewKey : BCRYPT_KEY_HANDLE* out -> HANDLE
# pbKeyObject : BYTE* optional, out -> LPVOID
# cbKeyObject : DWORD -> DWORD
# dwFlags : DWORD -> DWORD
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。