Decrypt

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

HRESULT Decrypt(
    INFORMATIONCARD_CRYPTO_HANDLE* hCrypto,
    BOOL fOAEP,
    DWORD cbInData,
    BYTE* pInData,
    DWORD* pcbOutData,
    BYTE** ppOutData
);

<DllImport("infocardapi.dll", ExactSpelling:=True)>
Public Shared Function Decrypt(
    hCrypto As IntPtr,   ' INFORMATIONCARD_CRYPTO_HANDLE*
    fOAEP As Boolean,   ' BOOL
    cbInData As UInteger,   ' DWORD
    pInData As IntPtr,   ' BYTE*
    <Out> ByRef pcbOutData As UInteger,   ' DWORD* out
    ppOutData As IntPtr   ' BYTE** out
) As Integer
End Function

' hCrypto : INFORMATIONCARD_CRYPTO_HANDLE*
' fOAEP : BOOL
' cbInData : DWORD
' pInData : BYTE*
' pcbOutData : DWORD* out
' ppOutData : BYTE** out
Declare PtrSafe Function Decrypt Lib "infocardapi" ( _
    ByVal hCrypto As LongPtr, _
    ByVal fOAEP As Long, _
    ByVal cbInData As Long, _
    ByVal pInData As LongPtr, _
    ByRef pcbOutData As Long, _
    ByVal ppOutData 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

Decrypt = ctypes.windll.infocardapi.Decrypt
Decrypt.restype = ctypes.c_int
Decrypt.argtypes = [
    ctypes.c_void_p,  # hCrypto : INFORMATIONCARD_CRYPTO_HANDLE*
    wintypes.BOOL,  # fOAEP : BOOL
    wintypes.DWORD,  # cbInData : DWORD
    ctypes.POINTER(ctypes.c_ubyte),  # pInData : BYTE*
    ctypes.POINTER(wintypes.DWORD),  # pcbOutData : DWORD* out
    ctypes.c_void_p,  # ppOutData : BYTE** out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('infocardapi.dll')
Decrypt = Fiddle::Function.new(
  lib['Decrypt'],
  [
    Fiddle::TYPE_VOIDP,  # hCrypto : INFORMATIONCARD_CRYPTO_HANDLE*
    Fiddle::TYPE_INT,  # fOAEP : BOOL
    -Fiddle::TYPE_INT,  # cbInData : DWORD
    Fiddle::TYPE_VOIDP,  # pInData : BYTE*
    Fiddle::TYPE_VOIDP,  # pcbOutData : DWORD* out
    Fiddle::TYPE_VOIDP,  # ppOutData : BYTE** out
  ],
  Fiddle::TYPE_INT)

#[link(name = "infocardapi")]
extern "system" {
    fn Decrypt(
        hCrypto: *mut INFORMATIONCARD_CRYPTO_HANDLE,  // INFORMATIONCARD_CRYPTO_HANDLE*
        fOAEP: i32,  // BOOL
        cbInData: u32,  // DWORD
        pInData: *mut u8,  // BYTE*
        pcbOutData: *mut u32,  // DWORD* out
        ppOutData: *mut *mut u8  // BYTE** out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("infocardapi.dll")]
public static extern int Decrypt(IntPtr hCrypto, bool fOAEP, uint cbInData, IntPtr pInData, out uint pcbOutData, IntPtr ppOutData);
"@
$api = Add-Type -MemberDefinition $sig -Name 'infocardapi_Decrypt' -Namespace Win32 -PassThru
# $api::Decrypt(hCrypto, fOAEP, cbInData, pInData, pcbOutData, ppOutData)

#uselib "infocardapi.dll"
#func global Decrypt "Decrypt" sptr, sptr, sptr, sptr, sptr, sptr
; Decrypt varptr(hCrypto), fOAEP, cbInData, varptr(pInData), varptr(pcbOutData), varptr(ppOutData)   ; 戻り値は stat
; hCrypto : INFORMATIONCARD_CRYPTO_HANDLE* -> "sptr"
; fOAEP : BOOL -> "sptr"
; cbInData : DWORD -> "sptr"
; pInData : BYTE* -> "sptr"
; pcbOutData : DWORD* out -> "sptr"
; ppOutData : BYTE** 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 (
	infocardapi = windows.NewLazySystemDLL("infocardapi.dll")
	procDecrypt = infocardapi.NewProc("Decrypt")
)

// hCrypto (INFORMATIONCARD_CRYPTO_HANDLE*), fOAEP (BOOL), cbInData (DWORD), pInData (BYTE*), pcbOutData (DWORD* out), ppOutData (BYTE** out)
r1, _, err := procDecrypt.Call(
	uintptr(hCrypto),
	uintptr(fOAEP),
	uintptr(cbInData),
	uintptr(pInData),
	uintptr(pcbOutData),
	uintptr(ppOutData),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function Decrypt(
  hCrypto: Pointer;   // INFORMATIONCARD_CRYPTO_HANDLE*
  fOAEP: BOOL;   // BOOL
  cbInData: DWORD;   // DWORD
  pInData: Pointer;   // BYTE*
  pcbOutData: Pointer;   // DWORD* out
  ppOutData: Pointer   // BYTE** out
): Integer; stdcall;
  external 'infocardapi.dll' name 'Decrypt';

result := DllCall("infocardapi\Decrypt"
    , "Ptr", hCrypto   ; INFORMATIONCARD_CRYPTO_HANDLE*
    , "Int", fOAEP   ; BOOL
    , "UInt", cbInData   ; DWORD
    , "Ptr", pInData   ; BYTE*
    , "Ptr", pcbOutData   ; DWORD* out
    , "Ptr", ppOutData   ; BYTE** out
    , "Int")   ; return: HRESULT

●Decrypt(hCrypto, fOAEP, cbInData, pInData, pcbOutData, ppOutData) = DLL("infocardapi.dll", "int Decrypt(void*, bool, dword, void*, void*, void*)")
# 呼び出し: Decrypt(hCrypto, fOAEP, cbInData, pInData, pcbOutData, ppOutData)
# hCrypto : INFORMATIONCARD_CRYPTO_HANDLE* -> "void*"
# fOAEP : BOOL -> "bool"
# cbInData : DWORD -> "dword"
# pInData : BYTE* -> "void*"
# pcbOutData : DWORD* out -> "void*"
# ppOutData : BYTE** 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 "infocardapi" fn Decrypt(
    hCrypto: [*c]INFORMATIONCARD_CRYPTO_HANDLE, // INFORMATIONCARD_CRYPTO_HANDLE*
    fOAEP: i32, // BOOL
    cbInData: u32, // DWORD
    pInData: [*c]u8, // BYTE*
    pcbOutData: [*c]u32, // DWORD* out
    ppOutData: [*c][*c]u8 // BYTE** out
) callconv(std.os.windows.WINAPI) i32;

proc Decrypt(
    hCrypto: ptr INFORMATIONCARD_CRYPTO_HANDLE,  # INFORMATIONCARD_CRYPTO_HANDLE*
    fOAEP: int32,  # BOOL
    cbInData: uint32,  # DWORD
    pInData: ptr uint8,  # BYTE*
    pcbOutData: ptr uint32,  # DWORD* out
    ppOutData: ptr uint8  # BYTE** out
): int32 {.importc: "Decrypt", stdcall, dynlib: "infocardapi.dll".}

pragma(lib, "infocardapi");
extern(Windows)
int Decrypt(
    INFORMATIONCARD_CRYPTO_HANDLE* hCrypto,   // INFORMATIONCARD_CRYPTO_HANDLE*
    int fOAEP,   // BOOL
    uint cbInData,   // DWORD
    ubyte* pInData,   // BYTE*
    uint* pcbOutData,   // DWORD* out
    ubyte** ppOutData   // BYTE** out
);

ccall((:Decrypt, "infocardapi.dll"), stdcall, Int32,
      (Ptr{INFORMATIONCARD_CRYPTO_HANDLE}, Int32, UInt32, Ptr{UInt8}, Ptr{UInt32}, Ptr{UInt8}),
      hCrypto, fOAEP, cbInData, pInData, pcbOutData, ppOutData)
# hCrypto : INFORMATIONCARD_CRYPTO_HANDLE* -> Ptr{INFORMATIONCARD_CRYPTO_HANDLE}
# fOAEP : BOOL -> Int32
# cbInData : DWORD -> UInt32
# pInData : BYTE* -> Ptr{UInt8}
# pcbOutData : DWORD* out -> Ptr{UInt32}
# ppOutData : BYTE** out -> Ptr{UInt8}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t Decrypt(
    void* hCrypto,
    int32_t fOAEP,
    uint32_t cbInData,
    uint8_t* pInData,
    uint32_t* pcbOutData,
    uint8_t** ppOutData);
]]
local infocardapi = ffi.load("infocardapi")
-- infocardapi.Decrypt(hCrypto, fOAEP, cbInData, pInData, pcbOutData, ppOutData)
-- hCrypto : INFORMATIONCARD_CRYPTO_HANDLE*
-- fOAEP : BOOL
-- cbInData : DWORD
-- pInData : BYTE*
-- pcbOutData : DWORD* out
-- ppOutData : BYTE** 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('infocardapi.dll');
const Decrypt = lib.func('__stdcall', 'Decrypt', 'int32_t', ['void *', 'int32_t', 'uint32_t', 'uint8_t *', 'uint32_t *', 'uint8_t *']);
// Decrypt(hCrypto, fOAEP, cbInData, pInData, pcbOutData, ppOutData)
// hCrypto : INFORMATIONCARD_CRYPTO_HANDLE* -> 'void *'
// fOAEP : BOOL -> 'int32_t'
// cbInData : DWORD -> 'uint32_t'
// pInData : BYTE* -> 'uint8_t *'
// pcbOutData : DWORD* out -> 'uint32_t *'
// ppOutData : BYTE** out -> 'uint8_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("infocardapi.dll", {
  Decrypt: { parameters: ["pointer", "i32", "u32", "pointer", "pointer", "pointer"], result: "i32" },
});
// lib.symbols.Decrypt(hCrypto, fOAEP, cbInData, pInData, pcbOutData, ppOutData)
// hCrypto : INFORMATIONCARD_CRYPTO_HANDLE* -> "pointer"
// fOAEP : BOOL -> "i32"
// cbInData : DWORD -> "u32"
// pInData : BYTE* -> "pointer"
// pcbOutData : DWORD* out -> "pointer"
// ppOutData : BYTE** 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 Decrypt(
    void* hCrypto,
    int32_t fOAEP,
    uint32_t cbInData,
    uint8_t* pInData,
    uint32_t* pcbOutData,
    uint8_t** ppOutData);
C, "infocardapi.dll");
// $ffi->Decrypt(hCrypto, fOAEP, cbInData, pInData, pcbOutData, ppOutData);
// hCrypto : INFORMATIONCARD_CRYPTO_HANDLE*
// fOAEP : BOOL
// cbInData : DWORD
// pInData : BYTE*
// pcbOutData : DWORD* out
// ppOutData : BYTE** 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 Infocardapi extends StdCallLibrary {
    Infocardapi INSTANCE = Native.load("infocardapi", Infocardapi.class);
    int Decrypt(
        Pointer hCrypto,   // INFORMATIONCARD_CRYPTO_HANDLE*
        boolean fOAEP,   // BOOL
        int cbInData,   // DWORD
        byte[] pInData,   // BYTE*
        IntByReference pcbOutData,   // DWORD* out
        Pointer ppOutData   // BYTE** out
    );
}

@[Link("infocardapi")]
lib Libinfocardapi
  fun Decrypt = Decrypt(
    hCrypto : INFORMATIONCARD_CRYPTO_HANDLE*,   # INFORMATIONCARD_CRYPTO_HANDLE*
    fOAEP : Int32,   # BOOL
    cbInData : UInt32,   # DWORD
    pInData : UInt8*,   # BYTE*
    pcbOutData : UInt32*,   # DWORD* out
    ppOutData : UInt8**   # BYTE** 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 DecryptNative = Int32 Function(Pointer<Void>, Int32, Uint32, Pointer<Uint8>, Pointer<Uint32>, Pointer<Uint8>);
typedef DecryptDart = int Function(Pointer<Void>, int, int, Pointer<Uint8>, Pointer<Uint32>, Pointer<Uint8>);
final Decrypt = DynamicLibrary.open('infocardapi.dll')
    .lookupFunction<DecryptNative, DecryptDart>('Decrypt');
// hCrypto : INFORMATIONCARD_CRYPTO_HANDLE* -> Pointer<Void>
// fOAEP : BOOL -> Int32
// cbInData : DWORD -> Uint32
// pInData : BYTE* -> Pointer<Uint8>
// pcbOutData : DWORD* out -> Pointer<Uint32>
// ppOutData : BYTE** out -> Pointer<Uint8>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function Decrypt(
  hCrypto: Pointer;   // INFORMATIONCARD_CRYPTO_HANDLE*
  fOAEP: BOOL;   // BOOL
  cbInData: DWORD;   // DWORD
  pInData: Pointer;   // BYTE*
  pcbOutData: Pointer;   // DWORD* out
  ppOutData: Pointer   // BYTE** out
): Integer; stdcall;
  external 'infocardapi.dll' name 'Decrypt';

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

foreign import stdcall safe "Decrypt"
  c_Decrypt :: Ptr () -> CInt -> Word32 -> Ptr Word8 -> Ptr Word32 -> Ptr Word8 -> IO Int32
-- hCrypto : INFORMATIONCARD_CRYPTO_HANDLE* -> Ptr ()
-- fOAEP : BOOL -> CInt
-- cbInData : DWORD -> Word32
-- pInData : BYTE* -> Ptr Word8
-- pcbOutData : DWORD* out -> Ptr Word32
-- ppOutData : BYTE** out -> Ptr Word8
-- 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 decrypt =
  foreign "Decrypt"
    ((ptr void) @-> int32_t @-> uint32_t @-> (ptr uint8_t) @-> (ptr uint32_t) @-> (ptr uint8_t) @-> returning int32_t)
(* hCrypto : INFORMATIONCARD_CRYPTO_HANDLE* -> (ptr void) *)
(* fOAEP : BOOL -> int32_t *)
(* cbInData : DWORD -> uint32_t *)
(* pInData : BYTE* -> (ptr uint8_t) *)
(* pcbOutData : DWORD* out -> (ptr uint32_t) *)
(* ppOutData : BYTE** out -> (ptr uint8_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 infocardapi (t "infocardapi.dll"))
(cffi:use-foreign-library infocardapi)

(cffi:defcfun ("Decrypt" decrypt :convention :stdcall) :int32
  (h-crypto :pointer)   ; INFORMATIONCARD_CRYPTO_HANDLE*
  (f-oaep :int32)   ; BOOL
  (cb-in-data :uint32)   ; DWORD
  (p-in-data :pointer)   ; BYTE*
  (pcb-out-data :pointer)   ; DWORD* out
  (pp-out-data :pointer))   ; BYTE** out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $Decrypt = Win32::API::More->new('infocardapi',
    'int Decrypt(LPVOID hCrypto, BOOL fOAEP, DWORD cbInData, LPVOID pInData, LPVOID pcbOutData, LPVOID ppOutData)');
# my $ret = $Decrypt->Call($hCrypto, $fOAEP, $cbInData, $pInData, $pcbOutData, $ppOutData);
# hCrypto : INFORMATIONCARD_CRYPTO_HANDLE* -> LPVOID
# fOAEP : BOOL -> BOOL
# cbInData : DWORD -> DWORD
# pInData : BYTE* -> LPVOID
# pcbOutData : DWORD* out -> LPVOID
# ppOutData : BYTE** out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。