ClusterDecrypt

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

DWORD ClusterDecrypt(
    HCLUSCRYPTPROVIDER hClusCryptProvider,
    BYTE* pCryptInput,
    DWORD cbCryptInput,
    BYTE** ppCryptOutput,
    DWORD* pcbCryptOutput
);

<DllImport("RESUTILS.dll", ExactSpelling:=True)>
Public Shared Function ClusterDecrypt(
    hClusCryptProvider As IntPtr,   ' HCLUSCRYPTPROVIDER
    pCryptInput As IntPtr,   ' BYTE*
    cbCryptInput As UInteger,   ' DWORD
    ppCryptOutput As IntPtr,   ' BYTE** out
    <Out> ByRef pcbCryptOutput As UInteger   ' DWORD* out
) As UInteger
End Function

' hClusCryptProvider : HCLUSCRYPTPROVIDER
' pCryptInput : BYTE*
' cbCryptInput : DWORD
' ppCryptOutput : BYTE** out
' pcbCryptOutput : DWORD* out
Declare PtrSafe Function ClusterDecrypt Lib "resutils" ( _
    ByVal hClusCryptProvider As LongPtr, _
    ByVal pCryptInput As LongPtr, _
    ByVal cbCryptInput As Long, _
    ByVal ppCryptOutput As LongPtr, _
    ByRef pcbCryptOutput 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

ClusterDecrypt = ctypes.windll.resutils.ClusterDecrypt
ClusterDecrypt.restype = wintypes.DWORD
ClusterDecrypt.argtypes = [
    ctypes.c_ssize_t,  # hClusCryptProvider : HCLUSCRYPTPROVIDER
    ctypes.POINTER(ctypes.c_ubyte),  # pCryptInput : BYTE*
    wintypes.DWORD,  # cbCryptInput : DWORD
    ctypes.c_void_p,  # ppCryptOutput : BYTE** out
    ctypes.POINTER(wintypes.DWORD),  # pcbCryptOutput : DWORD* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('RESUTILS.dll')
ClusterDecrypt = Fiddle::Function.new(
  lib['ClusterDecrypt'],
  [
    Fiddle::TYPE_INTPTR_T,  # hClusCryptProvider : HCLUSCRYPTPROVIDER
    Fiddle::TYPE_VOIDP,  # pCryptInput : BYTE*
    -Fiddle::TYPE_INT,  # cbCryptInput : DWORD
    Fiddle::TYPE_VOIDP,  # ppCryptOutput : BYTE** out
    Fiddle::TYPE_VOIDP,  # pcbCryptOutput : DWORD* out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "resutils")]
extern "system" {
    fn ClusterDecrypt(
        hClusCryptProvider: isize,  // HCLUSCRYPTPROVIDER
        pCryptInput: *mut u8,  // BYTE*
        cbCryptInput: u32,  // DWORD
        ppCryptOutput: *mut *mut u8,  // BYTE** out
        pcbCryptOutput: *mut u32  // DWORD* out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("RESUTILS.dll")]
public static extern uint ClusterDecrypt(IntPtr hClusCryptProvider, IntPtr pCryptInput, uint cbCryptInput, IntPtr ppCryptOutput, out uint pcbCryptOutput);
"@
$api = Add-Type -MemberDefinition $sig -Name 'RESUTILS_ClusterDecrypt' -Namespace Win32 -PassThru
# $api::ClusterDecrypt(hClusCryptProvider, pCryptInput, cbCryptInput, ppCryptOutput, pcbCryptOutput)

#uselib "RESUTILS.dll"
#func global ClusterDecrypt "ClusterDecrypt" sptr, sptr, sptr, sptr, sptr
; ClusterDecrypt hClusCryptProvider, varptr(pCryptInput), cbCryptInput, varptr(ppCryptOutput), varptr(pcbCryptOutput)   ; 戻り値は stat
; hClusCryptProvider : HCLUSCRYPTPROVIDER -> "sptr"
; pCryptInput : BYTE* -> "sptr"
; cbCryptInput : DWORD -> "sptr"
; ppCryptOutput : BYTE** out -> "sptr"
; pcbCryptOutput : DWORD* 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。

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

var (
	resutils = windows.NewLazySystemDLL("RESUTILS.dll")
	procClusterDecrypt = resutils.NewProc("ClusterDecrypt")
)

// hClusCryptProvider (HCLUSCRYPTPROVIDER), pCryptInput (BYTE*), cbCryptInput (DWORD), ppCryptOutput (BYTE** out), pcbCryptOutput (DWORD* out)
r1, _, err := procClusterDecrypt.Call(
	uintptr(hClusCryptProvider),
	uintptr(pCryptInput),
	uintptr(cbCryptInput),
	uintptr(ppCryptOutput),
	uintptr(pcbCryptOutput),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function ClusterDecrypt(
  hClusCryptProvider: NativeInt;   // HCLUSCRYPTPROVIDER
  pCryptInput: Pointer;   // BYTE*
  cbCryptInput: DWORD;   // DWORD
  ppCryptOutput: Pointer;   // BYTE** out
  pcbCryptOutput: Pointer   // DWORD* out
): DWORD; stdcall;
  external 'RESUTILS.dll' name 'ClusterDecrypt';

result := DllCall("RESUTILS\ClusterDecrypt"
    , "Ptr", hClusCryptProvider   ; HCLUSCRYPTPROVIDER
    , "Ptr", pCryptInput   ; BYTE*
    , "UInt", cbCryptInput   ; DWORD
    , "Ptr", ppCryptOutput   ; BYTE** out
    , "Ptr", pcbCryptOutput   ; DWORD* out
    , "UInt")   ; return: DWORD

●ClusterDecrypt(hClusCryptProvider, pCryptInput, cbCryptInput, ppCryptOutput, pcbCryptOutput) = DLL("RESUTILS.dll", "dword ClusterDecrypt(int, void*, dword, void*, void*)")
# 呼び出し: ClusterDecrypt(hClusCryptProvider, pCryptInput, cbCryptInput, ppCryptOutput, pcbCryptOutput)
# hClusCryptProvider : HCLUSCRYPTPROVIDER -> "int"
# pCryptInput : BYTE* -> "void*"
# cbCryptInput : DWORD -> "dword"
# ppCryptOutput : BYTE** out -> "void*"
# pcbCryptOutput : DWORD* 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 "resutils" fn ClusterDecrypt(
    hClusCryptProvider: isize, // HCLUSCRYPTPROVIDER
    pCryptInput: [*c]u8, // BYTE*
    cbCryptInput: u32, // DWORD
    ppCryptOutput: [*c][*c]u8, // BYTE** out
    pcbCryptOutput: [*c]u32 // DWORD* out
) callconv(std.os.windows.WINAPI) u32;

proc ClusterDecrypt(
    hClusCryptProvider: int,  # HCLUSCRYPTPROVIDER
    pCryptInput: ptr uint8,  # BYTE*
    cbCryptInput: uint32,  # DWORD
    ppCryptOutput: ptr uint8,  # BYTE** out
    pcbCryptOutput: ptr uint32  # DWORD* out
): uint32 {.importc: "ClusterDecrypt", stdcall, dynlib: "RESUTILS.dll".}

pragma(lib, "resutils");
extern(Windows)
uint ClusterDecrypt(
    ptrdiff_t hClusCryptProvider,   // HCLUSCRYPTPROVIDER
    ubyte* pCryptInput,   // BYTE*
    uint cbCryptInput,   // DWORD
    ubyte** ppCryptOutput,   // BYTE** out
    uint* pcbCryptOutput   // DWORD* out
);

ccall((:ClusterDecrypt, "RESUTILS.dll"), stdcall, UInt32,
      (Int, Ptr{UInt8}, UInt32, Ptr{UInt8}, Ptr{UInt32}),
      hClusCryptProvider, pCryptInput, cbCryptInput, ppCryptOutput, pcbCryptOutput)
# hClusCryptProvider : HCLUSCRYPTPROVIDER -> Int
# pCryptInput : BYTE* -> Ptr{UInt8}
# cbCryptInput : DWORD -> UInt32
# ppCryptOutput : BYTE** out -> Ptr{UInt8}
# pcbCryptOutput : DWORD* out -> Ptr{UInt32}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
uint32_t ClusterDecrypt(
    intptr_t hClusCryptProvider,
    uint8_t* pCryptInput,
    uint32_t cbCryptInput,
    uint8_t** ppCryptOutput,
    uint32_t* pcbCryptOutput);
]]
local resutils = ffi.load("resutils")
-- resutils.ClusterDecrypt(hClusCryptProvider, pCryptInput, cbCryptInput, ppCryptOutput, pcbCryptOutput)
-- hClusCryptProvider : HCLUSCRYPTPROVIDER
-- pCryptInput : BYTE*
-- cbCryptInput : DWORD
-- ppCryptOutput : BYTE** out
-- pcbCryptOutput : DWORD* 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('RESUTILS.dll');
const ClusterDecrypt = lib.func('__stdcall', 'ClusterDecrypt', 'uint32_t', ['intptr_t', 'uint8_t *', 'uint32_t', 'uint8_t *', 'uint32_t *']);
// ClusterDecrypt(hClusCryptProvider, pCryptInput, cbCryptInput, ppCryptOutput, pcbCryptOutput)
// hClusCryptProvider : HCLUSCRYPTPROVIDER -> 'intptr_t'
// pCryptInput : BYTE* -> 'uint8_t *'
// cbCryptInput : DWORD -> 'uint32_t'
// ppCryptOutput : BYTE** out -> 'uint8_t *'
// pcbCryptOutput : DWORD* out -> '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("RESUTILS.dll", {
  ClusterDecrypt: { parameters: ["isize", "pointer", "u32", "pointer", "pointer"], result: "u32" },
});
// lib.symbols.ClusterDecrypt(hClusCryptProvider, pCryptInput, cbCryptInput, ppCryptOutput, pcbCryptOutput)
// hClusCryptProvider : HCLUSCRYPTPROVIDER -> "isize"
// pCryptInput : BYTE* -> "pointer"
// cbCryptInput : DWORD -> "u32"
// ppCryptOutput : BYTE** out -> "pointer"
// pcbCryptOutput : DWORD* 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
uint32_t ClusterDecrypt(
    intptr_t hClusCryptProvider,
    uint8_t* pCryptInput,
    uint32_t cbCryptInput,
    uint8_t** ppCryptOutput,
    uint32_t* pcbCryptOutput);
C, "RESUTILS.dll");
// $ffi->ClusterDecrypt(hClusCryptProvider, pCryptInput, cbCryptInput, ppCryptOutput, pcbCryptOutput);
// hClusCryptProvider : HCLUSCRYPTPROVIDER
// pCryptInput : BYTE*
// cbCryptInput : DWORD
// ppCryptOutput : BYTE** out
// pcbCryptOutput : DWORD* 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 Resutils extends StdCallLibrary {
    Resutils INSTANCE = Native.load("resutils", Resutils.class);
    int ClusterDecrypt(
        long hClusCryptProvider,   // HCLUSCRYPTPROVIDER
        byte[] pCryptInput,   // BYTE*
        int cbCryptInput,   // DWORD
        Pointer ppCryptOutput,   // BYTE** out
        IntByReference pcbCryptOutput   // DWORD* out
    );
}

@[Link("resutils")]
lib LibRESUTILS
  fun ClusterDecrypt = ClusterDecrypt(
    hClusCryptProvider : LibC::SSizeT,   # HCLUSCRYPTPROVIDER
    pCryptInput : UInt8*,   # BYTE*
    cbCryptInput : UInt32,   # DWORD
    ppCryptOutput : UInt8**,   # BYTE** out
    pcbCryptOutput : UInt32*   # DWORD* out
  ) : UInt32
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 ClusterDecryptNative = Uint32 Function(IntPtr, Pointer<Uint8>, Uint32, Pointer<Uint8>, Pointer<Uint32>);
typedef ClusterDecryptDart = int Function(int, Pointer<Uint8>, int, Pointer<Uint8>, Pointer<Uint32>);
final ClusterDecrypt = DynamicLibrary.open('RESUTILS.dll')
    .lookupFunction<ClusterDecryptNative, ClusterDecryptDart>('ClusterDecrypt');
// hClusCryptProvider : HCLUSCRYPTPROVIDER -> IntPtr
// pCryptInput : BYTE* -> Pointer<Uint8>
// cbCryptInput : DWORD -> Uint32
// ppCryptOutput : BYTE** out -> Pointer<Uint8>
// pcbCryptOutput : DWORD* out -> Pointer<Uint32>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function ClusterDecrypt(
  hClusCryptProvider: NativeInt;   // HCLUSCRYPTPROVIDER
  pCryptInput: Pointer;   // BYTE*
  cbCryptInput: DWORD;   // DWORD
  ppCryptOutput: Pointer;   // BYTE** out
  pcbCryptOutput: Pointer   // DWORD* out
): DWORD; stdcall;
  external 'RESUTILS.dll' name 'ClusterDecrypt';

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

foreign import stdcall safe "ClusterDecrypt"
  c_ClusterDecrypt :: CIntPtr -> Ptr Word8 -> Word32 -> Ptr Word8 -> Ptr Word32 -> IO Word32
-- hClusCryptProvider : HCLUSCRYPTPROVIDER -> CIntPtr
-- pCryptInput : BYTE* -> Ptr Word8
-- cbCryptInput : DWORD -> Word32
-- ppCryptOutput : BYTE** out -> Ptr Word8
-- pcbCryptOutput : DWORD* out -> Ptr 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 clusterdecrypt =
  foreign "ClusterDecrypt"
    (intptr_t @-> (ptr uint8_t) @-> uint32_t @-> (ptr uint8_t) @-> (ptr uint32_t) @-> returning uint32_t)
(* hClusCryptProvider : HCLUSCRYPTPROVIDER -> intptr_t *)
(* pCryptInput : BYTE* -> (ptr uint8_t) *)
(* cbCryptInput : DWORD -> uint32_t *)
(* ppCryptOutput : BYTE** out -> (ptr uint8_t) *)
(* pcbCryptOutput : DWORD* out -> (ptr 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 resutils (t "RESUTILS.dll"))
(cffi:use-foreign-library resutils)

(cffi:defcfun ("ClusterDecrypt" cluster-decrypt :convention :stdcall) :uint32
  (h-clus-crypt-provider :int64)   ; HCLUSCRYPTPROVIDER
  (p-crypt-input :pointer)   ; BYTE*
  (cb-crypt-input :uint32)   ; DWORD
  (pp-crypt-output :pointer)   ; BYTE** out
  (pcb-crypt-output :pointer))   ; DWORD* out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $ClusterDecrypt = Win32::API::More->new('RESUTILS',
    'DWORD ClusterDecrypt(LPARAM hClusCryptProvider, LPVOID pCryptInput, DWORD cbCryptInput, LPVOID ppCryptOutput, LPVOID pcbCryptOutput)');
# my $ret = $ClusterDecrypt->Call($hClusCryptProvider, $pCryptInput, $cbCryptInput, $ppCryptOutput, $pcbCryptOutput);
# hClusCryptProvider : HCLUSCRYPTPROVIDER -> LPARAM
# pCryptInput : BYTE* -> LPVOID
# cbCryptInput : DWORD -> DWORD
# ppCryptOutput : BYTE** out -> LPVOID
# pcbCryptOutput : DWORD* out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。