CryptGetKeyParam

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

BOOL CryptGetKeyParam(
    UINT_PTR hKey,
    CRYPT_KEY_PARAM_ID dwParam,
    BYTE* pbData,   // optional
    DWORD* pdwDataLen,
    DWORD dwFlags
);

<DllImport("ADVAPI32.dll", SetLastError:=True, ExactSpelling:=True)>
Public Shared Function CryptGetKeyParam(
    hKey As UIntPtr,   ' UINT_PTR
    dwParam As UInteger,   ' CRYPT_KEY_PARAM_ID
    pbData As IntPtr,   ' BYTE* optional, out
    ByRef pdwDataLen As UInteger,   ' DWORD* in/out
    dwFlags As UInteger   ' DWORD
) As <MarshalAs(UnmanagedType.Bool)> Boolean
End Function

' hKey : UINT_PTR
' dwParam : CRYPT_KEY_PARAM_ID
' pbData : BYTE* optional, out
' pdwDataLen : DWORD* in/out
' dwFlags : DWORD
Declare PtrSafe Function CryptGetKeyParam Lib "advapi32" ( _
    ByVal hKey As LongPtr, _
    ByVal dwParam As Long, _
    ByVal pbData As LongPtr, _
    ByRef pdwDataLen 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

CryptGetKeyParam = ctypes.windll.advapi32.CryptGetKeyParam
CryptGetKeyParam.restype = wintypes.BOOL
CryptGetKeyParam.argtypes = [
    ctypes.c_size_t,  # hKey : UINT_PTR
    wintypes.DWORD,  # dwParam : CRYPT_KEY_PARAM_ID
    ctypes.POINTER(ctypes.c_ubyte),  # pbData : BYTE* optional, out
    ctypes.POINTER(wintypes.DWORD),  # pdwDataLen : DWORD* in/out
    wintypes.DWORD,  # dwFlags : DWORD
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ADVAPI32.dll')
CryptGetKeyParam = Fiddle::Function.new(
  lib['CryptGetKeyParam'],
  [
    Fiddle::TYPE_UINTPTR_T,  # hKey : UINT_PTR
    -Fiddle::TYPE_INT,  # dwParam : CRYPT_KEY_PARAM_ID
    Fiddle::TYPE_VOIDP,  # pbData : BYTE* optional, out
    Fiddle::TYPE_VOIDP,  # pdwDataLen : DWORD* in/out
    -Fiddle::TYPE_INT,  # dwFlags : DWORD
  ],
  Fiddle::TYPE_INT)

#[link(name = "advapi32")]
extern "system" {
    fn CryptGetKeyParam(
        hKey: usize,  // UINT_PTR
        dwParam: u32,  // CRYPT_KEY_PARAM_ID
        pbData: *mut u8,  // BYTE* optional, out
        pdwDataLen: *mut u32,  // DWORD* in/out
        dwFlags: u32  // DWORD
    ) -> 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 CryptGetKeyParam(UIntPtr hKey, uint dwParam, IntPtr pbData, ref uint pdwDataLen, uint dwFlags);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ADVAPI32_CryptGetKeyParam' -Namespace Win32 -PassThru
# $api::CryptGetKeyParam(hKey, dwParam, pbData, pdwDataLen, dwFlags)

#uselib "ADVAPI32.dll"
#func global CryptGetKeyParam "CryptGetKeyParam" sptr, sptr, sptr, sptr, sptr
; CryptGetKeyParam hKey, dwParam, varptr(pbData), varptr(pdwDataLen), dwFlags   ; 戻り値は stat
; hKey : UINT_PTR -> "sptr"
; dwParam : CRYPT_KEY_PARAM_ID -> "sptr"
; pbData : BYTE* optional, out -> "sptr"
; pdwDataLen : DWORD* in/out -> "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 (
	advapi32 = windows.NewLazySystemDLL("ADVAPI32.dll")
	procCryptGetKeyParam = advapi32.NewProc("CryptGetKeyParam")
)

// hKey (UINT_PTR), dwParam (CRYPT_KEY_PARAM_ID), pbData (BYTE* optional, out), pdwDataLen (DWORD* in/out), dwFlags (DWORD)
r1, _, err := procCryptGetKeyParam.Call(
	uintptr(hKey),
	uintptr(dwParam),
	uintptr(pbData),
	uintptr(pdwDataLen),
	uintptr(dwFlags),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function CryptGetKeyParam(
  hKey: NativeUInt;   // UINT_PTR
  dwParam: DWORD;   // CRYPT_KEY_PARAM_ID
  pbData: Pointer;   // BYTE* optional, out
  pdwDataLen: Pointer;   // DWORD* in/out
  dwFlags: DWORD   // DWORD
): BOOL; stdcall;
  external 'ADVAPI32.dll' name 'CryptGetKeyParam';

result := DllCall("ADVAPI32\CryptGetKeyParam"
    , "UPtr", hKey   ; UINT_PTR
    , "UInt", dwParam   ; CRYPT_KEY_PARAM_ID
    , "Ptr", pbData   ; BYTE* optional, out
    , "Ptr", pdwDataLen   ; DWORD* in/out
    , "UInt", dwFlags   ; DWORD
    , "Int")   ; return: BOOL

●CryptGetKeyParam(hKey, dwParam, pbData, pdwDataLen, dwFlags) = DLL("ADVAPI32.dll", "bool CryptGetKeyParam(int, dword, void*, void*, dword)")
# 呼び出し: CryptGetKeyParam(hKey, dwParam, pbData, pdwDataLen, dwFlags)
# hKey : UINT_PTR -> "int"
# dwParam : CRYPT_KEY_PARAM_ID -> "dword"
# pbData : BYTE* optional, out -> "void*"
# pdwDataLen : DWORD* in/out -> "void*"
# 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 "advapi32" fn CryptGetKeyParam(
    hKey: usize, // UINT_PTR
    dwParam: u32, // CRYPT_KEY_PARAM_ID
    pbData: [*c]u8, // BYTE* optional, out
    pdwDataLen: [*c]u32, // DWORD* in/out
    dwFlags: u32 // DWORD
) callconv(std.os.windows.WINAPI) i32;

proc CryptGetKeyParam(
    hKey: uint,  # UINT_PTR
    dwParam: uint32,  # CRYPT_KEY_PARAM_ID
    pbData: ptr uint8,  # BYTE* optional, out
    pdwDataLen: ptr uint32,  # DWORD* in/out
    dwFlags: uint32  # DWORD
): int32 {.importc: "CryptGetKeyParam", stdcall, dynlib: "ADVAPI32.dll".}

pragma(lib, "advapi32");
extern(Windows)
int CryptGetKeyParam(
    size_t hKey,   // UINT_PTR
    uint dwParam,   // CRYPT_KEY_PARAM_ID
    ubyte* pbData,   // BYTE* optional, out
    uint* pdwDataLen,   // DWORD* in/out
    uint dwFlags   // DWORD
);

ccall((:CryptGetKeyParam, "ADVAPI32.dll"), stdcall, Int32,
      (Csize_t, UInt32, Ptr{UInt8}, Ptr{UInt32}, UInt32),
      hKey, dwParam, pbData, pdwDataLen, dwFlags)
# hKey : UINT_PTR -> Csize_t
# dwParam : CRYPT_KEY_PARAM_ID -> UInt32
# pbData : BYTE* optional, out -> Ptr{UInt8}
# pdwDataLen : DWORD* in/out -> Ptr{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 CryptGetKeyParam(
    uintptr_t hKey,
    uint32_t dwParam,
    uint8_t* pbData,
    uint32_t* pdwDataLen,
    uint32_t dwFlags);
]]
local advapi32 = ffi.load("advapi32")
-- advapi32.CryptGetKeyParam(hKey, dwParam, pbData, pdwDataLen, dwFlags)
-- hKey : UINT_PTR
-- dwParam : CRYPT_KEY_PARAM_ID
-- pbData : BYTE* optional, out
-- pdwDataLen : DWORD* in/out
-- 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('ADVAPI32.dll');
const CryptGetKeyParam = lib.func('__stdcall', 'CryptGetKeyParam', 'int32_t', ['uintptr_t', 'uint32_t', 'uint8_t *', 'uint32_t *', 'uint32_t']);
// CryptGetKeyParam(hKey, dwParam, pbData, pdwDataLen, dwFlags)
// hKey : UINT_PTR -> 'uintptr_t'
// dwParam : CRYPT_KEY_PARAM_ID -> 'uint32_t'
// pbData : BYTE* optional, out -> 'uint8_t *'
// pdwDataLen : DWORD* in/out -> '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("ADVAPI32.dll", {
  CryptGetKeyParam: { parameters: ["usize", "u32", "pointer", "pointer", "u32"], result: "i32" },
});
// lib.symbols.CryptGetKeyParam(hKey, dwParam, pbData, pdwDataLen, dwFlags)
// hKey : UINT_PTR -> "usize"
// dwParam : CRYPT_KEY_PARAM_ID -> "u32"
// pbData : BYTE* optional, out -> "pointer"
// pdwDataLen : DWORD* in/out -> "pointer"
// 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 CryptGetKeyParam(
    size_t hKey,
    uint32_t dwParam,
    uint8_t* pbData,
    uint32_t* pdwDataLen,
    uint32_t dwFlags);
C, "ADVAPI32.dll");
// $ffi->CryptGetKeyParam(hKey, dwParam, pbData, pdwDataLen, dwFlags);
// hKey : UINT_PTR
// dwParam : CRYPT_KEY_PARAM_ID
// pbData : BYTE* optional, out
// pdwDataLen : DWORD* in/out
// 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 Advapi32 extends StdCallLibrary {
    Advapi32 INSTANCE = Native.load("advapi32", Advapi32.class);
    boolean CryptGetKeyParam(
        long hKey,   // UINT_PTR
        int dwParam,   // CRYPT_KEY_PARAM_ID
        byte[] pbData,   // BYTE* optional, out
        IntByReference pdwDataLen,   // DWORD* in/out
        int dwFlags   // DWORD
    );
}

@[Link("advapi32")]
lib LibADVAPI32
  fun CryptGetKeyParam = CryptGetKeyParam(
    hKey : LibC::SizeT,   # UINT_PTR
    dwParam : UInt32,   # CRYPT_KEY_PARAM_ID
    pbData : UInt8*,   # BYTE* optional, out
    pdwDataLen : UInt32*,   # DWORD* in/out
    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 CryptGetKeyParamNative = Int32 Function(UintPtr, Uint32, Pointer<Uint8>, Pointer<Uint32>, Uint32);
typedef CryptGetKeyParamDart = int Function(int, int, Pointer<Uint8>, Pointer<Uint32>, int);
final CryptGetKeyParam = DynamicLibrary.open('ADVAPI32.dll')
    .lookupFunction<CryptGetKeyParamNative, CryptGetKeyParamDart>('CryptGetKeyParam');
// hKey : UINT_PTR -> UintPtr
// dwParam : CRYPT_KEY_PARAM_ID -> Uint32
// pbData : BYTE* optional, out -> Pointer<Uint8>
// pdwDataLen : DWORD* in/out -> Pointer<Uint32>
// dwFlags : DWORD -> Uint32
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function CryptGetKeyParam(
  hKey: NativeUInt;   // UINT_PTR
  dwParam: DWORD;   // CRYPT_KEY_PARAM_ID
  pbData: Pointer;   // BYTE* optional, out
  pdwDataLen: Pointer;   // DWORD* in/out
  dwFlags: DWORD   // DWORD
): BOOL; stdcall;
  external 'ADVAPI32.dll' name 'CryptGetKeyParam';

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

foreign import stdcall safe "CryptGetKeyParam"
  c_CryptGetKeyParam :: CUIntPtr -> Word32 -> Ptr Word8 -> Ptr Word32 -> Word32 -> IO CInt
-- hKey : UINT_PTR -> CUIntPtr
-- dwParam : CRYPT_KEY_PARAM_ID -> Word32
-- pbData : BYTE* optional, out -> Ptr Word8
-- pdwDataLen : DWORD* in/out -> Ptr 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 cryptgetkeyparam =
  foreign "CryptGetKeyParam"
    (size_t @-> uint32_t @-> (ptr uint8_t) @-> (ptr uint32_t) @-> uint32_t @-> returning int32_t)
(* hKey : UINT_PTR -> size_t *)
(* dwParam : CRYPT_KEY_PARAM_ID -> uint32_t *)
(* pbData : BYTE* optional, out -> (ptr uint8_t) *)
(* pdwDataLen : DWORD* in/out -> (ptr 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 advapi32 (t "ADVAPI32.dll"))
(cffi:use-foreign-library advapi32)

(cffi:defcfun ("CryptGetKeyParam" crypt-get-key-param :convention :stdcall) :int32
  (h-key :uint64)   ; UINT_PTR
  (dw-param :uint32)   ; CRYPT_KEY_PARAM_ID
  (pb-data :pointer)   ; BYTE* optional, out
  (pdw-data-len :pointer)   ; DWORD* in/out
  (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 $CryptGetKeyParam = Win32::API::More->new('ADVAPI32',
    'BOOL CryptGetKeyParam(WPARAM hKey, DWORD dwParam, LPVOID pbData, LPVOID pdwDataLen, DWORD dwFlags)');
# my $ret = $CryptGetKeyParam->Call($hKey, $dwParam, $pbData, $pdwDataLen, $dwFlags);
# hKey : UINT_PTR -> WPARAM
# dwParam : CRYPT_KEY_PARAM_ID -> DWORD
# pbData : BYTE* optional, out -> LPVOID
# pdwDataLen : DWORD* in/out -> LPVOID
# 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。