ホーム › Security.Cryptography › GetCryptoTransform

GetCryptoTransform

関数

対称鍵から暗号変換オブジェクトのハンドルを取得する。

DLLinfocardapi.dll呼出規約winapi

シグネチャ

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

HRESULT GetCryptoTransform(
    INFORMATIONCARD_CRYPTO_HANDLE* hSymmetricCrypto,
    DWORD mode,
    PaddingMode padding,
    DWORD feedbackSize,
    Direction direction,
    DWORD cbIV,
    BYTE* pIV,
    INFORMATIONCARD_CRYPTO_HANDLE** pphTransform
);

パラメーター

名前	型	方向	説明
hSymmetricCrypto	INFORMATIONCARD_CRYPTO_HANDLE*	in	対称鍵暗号化操作ハンドルINFORMATIONCARD_CRYPTO_HANDLE。
mode	DWORD	in	暗号利用モードを示す値(CBC等)。
padding	PaddingMode	in	パディング方式を示すPaddingMode列挙値。
feedbackSize	DWORD	in	フィードバックモードでのフィードバックビット数。
direction	Direction	in	暗号化か復号かを示すDirection列挙値。
cbIV	DWORD	in	pIVが指す初期化ベクタのバイト数。
pIV	BYTE*	in	初期化ベクタ(IV)データへのポインタ。
pphTransform	INFORMATIONCARD_CRYPTO_HANDLE**	out	生成された変換操作ハンドルを受け取る出力先。

戻り値の型: HRESULT

各言語での呼び出し定義

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

HRESULT GetCryptoTransform(
    INFORMATIONCARD_CRYPTO_HANDLE* hSymmetricCrypto,
    DWORD mode,
    PaddingMode padding,
    DWORD feedbackSize,
    Direction direction,
    DWORD cbIV,
    BYTE* pIV,
    INFORMATIONCARD_CRYPTO_HANDLE** pphTransform
);

[DllImport("infocardapi.dll", ExactSpelling = true)]
static extern int GetCryptoTransform(
    IntPtr hSymmetricCrypto,   // INFORMATIONCARD_CRYPTO_HANDLE*
    uint mode,   // DWORD
    int padding,   // PaddingMode
    uint feedbackSize,   // DWORD
    int direction,   // Direction
    uint cbIV,   // DWORD
    IntPtr pIV,   // BYTE*
    IntPtr pphTransform   // INFORMATIONCARD_CRYPTO_HANDLE** out
);

<DllImport("infocardapi.dll", ExactSpelling:=True)>
Public Shared Function GetCryptoTransform(
    hSymmetricCrypto As IntPtr,   ' INFORMATIONCARD_CRYPTO_HANDLE*
    mode As UInteger,   ' DWORD
    padding As Integer,   ' PaddingMode
    feedbackSize As UInteger,   ' DWORD
    direction As Integer,   ' Direction
    cbIV As UInteger,   ' DWORD
    pIV As IntPtr,   ' BYTE*
    pphTransform As IntPtr   ' INFORMATIONCARD_CRYPTO_HANDLE** out
) As Integer
End Function

' hSymmetricCrypto : INFORMATIONCARD_CRYPTO_HANDLE*
' mode : DWORD
' padding : PaddingMode
' feedbackSize : DWORD
' direction : Direction
' cbIV : DWORD
' pIV : BYTE*
' pphTransform : INFORMATIONCARD_CRYPTO_HANDLE** out
Declare PtrSafe Function GetCryptoTransform Lib "infocardapi" ( _
    ByVal hSymmetricCrypto As LongPtr, _
    ByVal mode As Long, _
    ByVal padding As Long, _
    ByVal feedbackSize As Long, _
    ByVal direction As Long, _
    ByVal cbIV As Long, _
    ByVal pIV As LongPtr, _
    ByVal pphTransform 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

GetCryptoTransform = ctypes.windll.infocardapi.GetCryptoTransform
GetCryptoTransform.restype = ctypes.c_int
GetCryptoTransform.argtypes = [
    ctypes.c_void_p,  # hSymmetricCrypto : INFORMATIONCARD_CRYPTO_HANDLE*
    wintypes.DWORD,  # mode : DWORD
    ctypes.c_int,  # padding : PaddingMode
    wintypes.DWORD,  # feedbackSize : DWORD
    ctypes.c_int,  # direction : Direction
    wintypes.DWORD,  # cbIV : DWORD
    ctypes.POINTER(ctypes.c_ubyte),  # pIV : BYTE*
    ctypes.c_void_p,  # pphTransform : INFORMATIONCARD_CRYPTO_HANDLE** out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('infocardapi.dll')
GetCryptoTransform = Fiddle::Function.new(
  lib['GetCryptoTransform'],
  [
    Fiddle::TYPE_VOIDP,  # hSymmetricCrypto : INFORMATIONCARD_CRYPTO_HANDLE*
    -Fiddle::TYPE_INT,  # mode : DWORD
    Fiddle::TYPE_INT,  # padding : PaddingMode
    -Fiddle::TYPE_INT,  # feedbackSize : DWORD
    Fiddle::TYPE_INT,  # direction : Direction
    -Fiddle::TYPE_INT,  # cbIV : DWORD
    Fiddle::TYPE_VOIDP,  # pIV : BYTE*
    Fiddle::TYPE_VOIDP,  # pphTransform : INFORMATIONCARD_CRYPTO_HANDLE** out
  ],
  Fiddle::TYPE_INT)

#[link(name = "infocardapi")]
extern "system" {
    fn GetCryptoTransform(
        hSymmetricCrypto: *mut INFORMATIONCARD_CRYPTO_HANDLE,  // INFORMATIONCARD_CRYPTO_HANDLE*
        mode: u32,  // DWORD
        padding: i32,  // PaddingMode
        feedbackSize: u32,  // DWORD
        direction: i32,  // Direction
        cbIV: u32,  // DWORD
        pIV: *mut u8,  // BYTE*
        pphTransform: *mut *mut INFORMATIONCARD_CRYPTO_HANDLE  // INFORMATIONCARD_CRYPTO_HANDLE** out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("infocardapi.dll")]
public static extern int GetCryptoTransform(IntPtr hSymmetricCrypto, uint mode, int padding, uint feedbackSize, int direction, uint cbIV, IntPtr pIV, IntPtr pphTransform);
"@
$api = Add-Type -MemberDefinition $sig -Name 'infocardapi_GetCryptoTransform' -Namespace Win32 -PassThru
# $api::GetCryptoTransform(hSymmetricCrypto, mode, padding, feedbackSize, direction, cbIV, pIV, pphTransform)

#uselib "infocardapi.dll"
#func global GetCryptoTransform "GetCryptoTransform" sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr
; GetCryptoTransform varptr(hSymmetricCrypto), mode, padding, feedbackSize, direction, cbIV, varptr(pIV), varptr(pphTransform)   ; 戻り値は stat
; hSymmetricCrypto : INFORMATIONCARD_CRYPTO_HANDLE* -> "sptr"
; mode : DWORD -> "sptr"
; padding : PaddingMode -> "sptr"
; feedbackSize : DWORD -> "sptr"
; direction : Direction -> "sptr"
; cbIV : DWORD -> "sptr"
; pIV : BYTE* -> "sptr"
; pphTransform : INFORMATIONCARD_CRYPTO_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。

出力引数:

#uselib "infocardapi.dll"
#cfunc global GetCryptoTransform "GetCryptoTransform" var, int, int, int, int, int, var, var
; res = GetCryptoTransform(hSymmetricCrypto, mode, padding, feedbackSize, direction, cbIV, pIV, pphTransform)
; hSymmetricCrypto : INFORMATIONCARD_CRYPTO_HANDLE* -> "var"
; mode : DWORD -> "int"
; padding : PaddingMode -> "int"
; feedbackSize : DWORD -> "int"
; direction : Direction -> "int"
; cbIV : DWORD -> "int"
; pIV : BYTE* -> "var"
; pphTransform : INFORMATIONCARD_CRYPTO_HANDLE** out -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。#uselib "infocardapi.dll"
#cfunc global GetCryptoTransform "GetCryptoTransform" sptr, int, int, int, int, int, sptr, sptr
; res = GetCryptoTransform(varptr(hSymmetricCrypto), mode, padding, feedbackSize, direction, cbIV, varptr(pIV), varptr(pphTransform))
; hSymmetricCrypto : INFORMATIONCARD_CRYPTO_HANDLE* -> "sptr"
; mode : DWORD -> "int"
; padding : PaddingMode -> "int"
; feedbackSize : DWORD -> "int"
; direction : Direction -> "int"
; cbIV : DWORD -> "int"
; pIV : BYTE* -> "sptr"
; pphTransform : INFORMATIONCARD_CRYPTO_HANDLE** out -> "sptr"
; ※出力/バッファ引数はポインタ方式(token=sptr / 呼び出しは varptr(変数))。

出力引数:

; HRESULT GetCryptoTransform(INFORMATIONCARD_CRYPTO_HANDLE* hSymmetricCrypto, DWORD mode, PaddingMode padding, DWORD feedbackSize, Direction direction, DWORD cbIV, BYTE* pIV, INFORMATIONCARD_CRYPTO_HANDLE** pphTransform)
#uselib "infocardapi.dll"
#cfunc global GetCryptoTransform "GetCryptoTransform" var, int, int, int, int, int, var, var
; res = GetCryptoTransform(hSymmetricCrypto, mode, padding, feedbackSize, direction, cbIV, pIV, pphTransform)
; hSymmetricCrypto : INFORMATIONCARD_CRYPTO_HANDLE* -> "var"
; mode : DWORD -> "int"
; padding : PaddingMode -> "int"
; feedbackSize : DWORD -> "int"
; direction : Direction -> "int"
; cbIV : DWORD -> "int"
; pIV : BYTE* -> "var"
; pphTransform : INFORMATIONCARD_CRYPTO_HANDLE** out -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。; HRESULT GetCryptoTransform(INFORMATIONCARD_CRYPTO_HANDLE* hSymmetricCrypto, DWORD mode, PaddingMode padding, DWORD feedbackSize, Direction direction, DWORD cbIV, BYTE* pIV, INFORMATIONCARD_CRYPTO_HANDLE** pphTransform)
#uselib "infocardapi.dll"
#cfunc global GetCryptoTransform "GetCryptoTransform" intptr, int, int, int, int, int, intptr, intptr
; res = GetCryptoTransform(varptr(hSymmetricCrypto), mode, padding, feedbackSize, direction, cbIV, varptr(pIV), varptr(pphTransform))
; hSymmetricCrypto : INFORMATIONCARD_CRYPTO_HANDLE* -> "intptr"
; mode : DWORD -> "int"
; padding : PaddingMode -> "int"
; feedbackSize : DWORD -> "int"
; direction : Direction -> "int"
; cbIV : DWORD -> "int"
; pIV : BYTE* -> "intptr"
; pphTransform : INFORMATIONCARD_CRYPTO_HANDLE** out -> "intptr"
; ※出力/バッファ引数はポインタ方式(token=intptr / 呼び出しは varptr(変数))。

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

var (
	infocardapi = windows.NewLazySystemDLL("infocardapi.dll")
	procGetCryptoTransform = infocardapi.NewProc("GetCryptoTransform")
)

// hSymmetricCrypto (INFORMATIONCARD_CRYPTO_HANDLE*), mode (DWORD), padding (PaddingMode), feedbackSize (DWORD), direction (Direction), cbIV (DWORD), pIV (BYTE*), pphTransform (INFORMATIONCARD_CRYPTO_HANDLE** out)
r1, _, err := procGetCryptoTransform.Call(
	uintptr(hSymmetricCrypto),
	uintptr(mode),
	uintptr(padding),
	uintptr(feedbackSize),
	uintptr(direction),
	uintptr(cbIV),
	uintptr(pIV),
	uintptr(pphTransform),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function GetCryptoTransform(
  hSymmetricCrypto: Pointer;   // INFORMATIONCARD_CRYPTO_HANDLE*
  mode: DWORD;   // DWORD
  padding: Integer;   // PaddingMode
  feedbackSize: DWORD;   // DWORD
  direction: Integer;   // Direction
  cbIV: DWORD;   // DWORD
  pIV: Pointer;   // BYTE*
  pphTransform: Pointer   // INFORMATIONCARD_CRYPTO_HANDLE** out
): Integer; stdcall;
  external 'infocardapi.dll' name 'GetCryptoTransform';

result := DllCall("infocardapi\GetCryptoTransform"
    , "Ptr", hSymmetricCrypto   ; INFORMATIONCARD_CRYPTO_HANDLE*
    , "UInt", mode   ; DWORD
    , "Int", padding   ; PaddingMode
    , "UInt", feedbackSize   ; DWORD
    , "Int", direction   ; Direction
    , "UInt", cbIV   ; DWORD
    , "Ptr", pIV   ; BYTE*
    , "Ptr", pphTransform   ; INFORMATIONCARD_CRYPTO_HANDLE** out
    , "Int")   ; return: HRESULT

●GetCryptoTransform(hSymmetricCrypto, mode, padding, feedbackSize, direction, cbIV, pIV, pphTransform) = DLL("infocardapi.dll", "int GetCryptoTransform(void*, dword, int, dword, int, dword, void*, void*)")
# 呼び出し: GetCryptoTransform(hSymmetricCrypto, mode, padding, feedbackSize, direction, cbIV, pIV, pphTransform)
# hSymmetricCrypto : INFORMATIONCARD_CRYPTO_HANDLE* -> "void*"
# mode : DWORD -> "dword"
# padding : PaddingMode -> "int"
# feedbackSize : DWORD -> "dword"
# direction : Direction -> "int"
# cbIV : DWORD -> "dword"
# pIV : BYTE* -> "void*"
# pphTransform : INFORMATIONCARD_CRYPTO_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 "infocardapi" fn GetCryptoTransform(
    hSymmetricCrypto: [*c]INFORMATIONCARD_CRYPTO_HANDLE, // INFORMATIONCARD_CRYPTO_HANDLE*
    mode: u32, // DWORD
    padding: i32, // PaddingMode
    feedbackSize: u32, // DWORD
    direction: i32, // Direction
    cbIV: u32, // DWORD
    pIV: [*c]u8, // BYTE*
    pphTransform: [*c][*c]INFORMATIONCARD_CRYPTO_HANDLE // INFORMATIONCARD_CRYPTO_HANDLE** out
) callconv(std.os.windows.WINAPI) i32;

proc GetCryptoTransform(
    hSymmetricCrypto: ptr INFORMATIONCARD_CRYPTO_HANDLE,  # INFORMATIONCARD_CRYPTO_HANDLE*
    mode: uint32,  # DWORD
    padding: int32,  # PaddingMode
    feedbackSize: uint32,  # DWORD
    direction: int32,  # Direction
    cbIV: uint32,  # DWORD
    pIV: ptr uint8,  # BYTE*
    pphTransform: ptr INFORMATIONCARD_CRYPTO_HANDLE  # INFORMATIONCARD_CRYPTO_HANDLE** out
): int32 {.importc: "GetCryptoTransform", stdcall, dynlib: "infocardapi.dll".}

pragma(lib, "infocardapi");
extern(Windows)
int GetCryptoTransform(
    INFORMATIONCARD_CRYPTO_HANDLE* hSymmetricCrypto,   // INFORMATIONCARD_CRYPTO_HANDLE*
    uint mode,   // DWORD
    int padding,   // PaddingMode
    uint feedbackSize,   // DWORD
    int direction,   // Direction
    uint cbIV,   // DWORD
    ubyte* pIV,   // BYTE*
    INFORMATIONCARD_CRYPTO_HANDLE** pphTransform   // INFORMATIONCARD_CRYPTO_HANDLE** out
);

ccall((:GetCryptoTransform, "infocardapi.dll"), stdcall, Int32,
      (Ptr{INFORMATIONCARD_CRYPTO_HANDLE}, UInt32, Int32, UInt32, Int32, UInt32, Ptr{UInt8}, Ptr{INFORMATIONCARD_CRYPTO_HANDLE}),
      hSymmetricCrypto, mode, padding, feedbackSize, direction, cbIV, pIV, pphTransform)
# hSymmetricCrypto : INFORMATIONCARD_CRYPTO_HANDLE* -> Ptr{INFORMATIONCARD_CRYPTO_HANDLE}
# mode : DWORD -> UInt32
# padding : PaddingMode -> Int32
# feedbackSize : DWORD -> UInt32
# direction : Direction -> Int32
# cbIV : DWORD -> UInt32
# pIV : BYTE* -> Ptr{UInt8}
# pphTransform : INFORMATIONCARD_CRYPTO_HANDLE** out -> Ptr{INFORMATIONCARD_CRYPTO_HANDLE}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t GetCryptoTransform(
    void* hSymmetricCrypto,
    uint32_t mode,
    int32_t padding,
    uint32_t feedbackSize,
    int32_t direction,
    uint32_t cbIV,
    uint8_t* pIV,
    void* pphTransform);
]]
local infocardapi = ffi.load("infocardapi")
-- infocardapi.GetCryptoTransform(hSymmetricCrypto, mode, padding, feedbackSize, direction, cbIV, pIV, pphTransform)
-- hSymmetricCrypto : INFORMATIONCARD_CRYPTO_HANDLE*
-- mode : DWORD
-- padding : PaddingMode
-- feedbackSize : DWORD
-- direction : Direction
-- cbIV : DWORD
-- pIV : BYTE*
-- pphTransform : INFORMATIONCARD_CRYPTO_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('infocardapi.dll');
const GetCryptoTransform = lib.func('__stdcall', 'GetCryptoTransform', 'int32_t', ['void *', 'uint32_t', 'int32_t', 'uint32_t', 'int32_t', 'uint32_t', 'uint8_t *', 'void *']);
// GetCryptoTransform(hSymmetricCrypto, mode, padding, feedbackSize, direction, cbIV, pIV, pphTransform)
// hSymmetricCrypto : INFORMATIONCARD_CRYPTO_HANDLE* -> 'void *'
// mode : DWORD -> 'uint32_t'
// padding : PaddingMode -> 'int32_t'
// feedbackSize : DWORD -> 'uint32_t'
// direction : Direction -> 'int32_t'
// cbIV : DWORD -> 'uint32_t'
// pIV : BYTE* -> 'uint8_t *'
// pphTransform : INFORMATIONCARD_CRYPTO_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("infocardapi.dll", {
  GetCryptoTransform: { parameters: ["pointer", "u32", "i32", "u32", "i32", "u32", "pointer", "pointer"], result: "i32" },
});
// lib.symbols.GetCryptoTransform(hSymmetricCrypto, mode, padding, feedbackSize, direction, cbIV, pIV, pphTransform)
// hSymmetricCrypto : INFORMATIONCARD_CRYPTO_HANDLE* -> "pointer"
// mode : DWORD -> "u32"
// padding : PaddingMode -> "i32"
// feedbackSize : DWORD -> "u32"
// direction : Direction -> "i32"
// cbIV : DWORD -> "u32"
// pIV : BYTE* -> "pointer"
// pphTransform : INFORMATIONCARD_CRYPTO_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 GetCryptoTransform(
    void* hSymmetricCrypto,
    uint32_t mode,
    int32_t padding,
    uint32_t feedbackSize,
    int32_t direction,
    uint32_t cbIV,
    uint8_t* pIV,
    void* pphTransform);
C, "infocardapi.dll");
// $ffi->GetCryptoTransform(hSymmetricCrypto, mode, padding, feedbackSize, direction, cbIV, pIV, pphTransform);
// hSymmetricCrypto : INFORMATIONCARD_CRYPTO_HANDLE*
// mode : DWORD
// padding : PaddingMode
// feedbackSize : DWORD
// direction : Direction
// cbIV : DWORD
// pIV : BYTE*
// pphTransform : INFORMATIONCARD_CRYPTO_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 Infocardapi extends StdCallLibrary {
    Infocardapi INSTANCE = Native.load("infocardapi", Infocardapi.class);
    int GetCryptoTransform(
        Pointer hSymmetricCrypto,   // INFORMATIONCARD_CRYPTO_HANDLE*
        int mode,   // DWORD
        int padding,   // PaddingMode
        int feedbackSize,   // DWORD
        int direction,   // Direction
        int cbIV,   // DWORD
        byte[] pIV,   // BYTE*
        Pointer pphTransform   // INFORMATIONCARD_CRYPTO_HANDLE** out
    );
}

@[Link("infocardapi")]
lib Libinfocardapi
  fun GetCryptoTransform = GetCryptoTransform(
    hSymmetricCrypto : INFORMATIONCARD_CRYPTO_HANDLE*,   # INFORMATIONCARD_CRYPTO_HANDLE*
    mode : UInt32,   # DWORD
    padding : Int32,   # PaddingMode
    feedbackSize : UInt32,   # DWORD
    direction : Int32,   # Direction
    cbIV : UInt32,   # DWORD
    pIV : UInt8*,   # BYTE*
    pphTransform : INFORMATIONCARD_CRYPTO_HANDLE**   # INFORMATIONCARD_CRYPTO_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 GetCryptoTransformNative = Int32 Function(Pointer<Void>, Uint32, Int32, Uint32, Int32, Uint32, Pointer<Uint8>, Pointer<Void>);
typedef GetCryptoTransformDart = int Function(Pointer<Void>, int, int, int, int, int, Pointer<Uint8>, Pointer<Void>);
final GetCryptoTransform = DynamicLibrary.open('infocardapi.dll')
    .lookupFunction<GetCryptoTransformNative, GetCryptoTransformDart>('GetCryptoTransform');
// hSymmetricCrypto : INFORMATIONCARD_CRYPTO_HANDLE* -> Pointer<Void>
// mode : DWORD -> Uint32
// padding : PaddingMode -> Int32
// feedbackSize : DWORD -> Uint32
// direction : Direction -> Int32
// cbIV : DWORD -> Uint32
// pIV : BYTE* -> Pointer<Uint8>
// pphTransform : INFORMATIONCARD_CRYPTO_HANDLE** out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function GetCryptoTransform(
  hSymmetricCrypto: Pointer;   // INFORMATIONCARD_CRYPTO_HANDLE*
  mode: DWORD;   // DWORD
  padding: Integer;   // PaddingMode
  feedbackSize: DWORD;   // DWORD
  direction: Integer;   // Direction
  cbIV: DWORD;   // DWORD
  pIV: Pointer;   // BYTE*
  pphTransform: Pointer   // INFORMATIONCARD_CRYPTO_HANDLE** out
): Integer; stdcall;
  external 'infocardapi.dll' name 'GetCryptoTransform';

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

foreign import stdcall safe "GetCryptoTransform"
  c_GetCryptoTransform :: Ptr () -> Word32 -> Int32 -> Word32 -> Int32 -> Word32 -> Ptr Word8 -> Ptr () -> IO Int32
-- hSymmetricCrypto : INFORMATIONCARD_CRYPTO_HANDLE* -> Ptr ()
-- mode : DWORD -> Word32
-- padding : PaddingMode -> Int32
-- feedbackSize : DWORD -> Word32
-- direction : Direction -> Int32
-- cbIV : DWORD -> Word32
-- pIV : BYTE* -> Ptr Word8
-- pphTransform : INFORMATIONCARD_CRYPTO_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 getcryptotransform =
  foreign "GetCryptoTransform"
    ((ptr void) @-> uint32_t @-> int32_t @-> uint32_t @-> int32_t @-> uint32_t @-> (ptr uint8_t) @-> (ptr void) @-> returning int32_t)
(* hSymmetricCrypto : INFORMATIONCARD_CRYPTO_HANDLE* -> (ptr void) *)
(* mode : DWORD -> uint32_t *)
(* padding : PaddingMode -> int32_t *)
(* feedbackSize : DWORD -> uint32_t *)
(* direction : Direction -> int32_t *)
(* cbIV : DWORD -> uint32_t *)
(* pIV : BYTE* -> (ptr uint8_t) *)
(* pphTransform : INFORMATIONCARD_CRYPTO_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 infocardapi (t "infocardapi.dll"))
(cffi:use-foreign-library infocardapi)

(cffi:defcfun ("GetCryptoTransform" get-crypto-transform :convention :stdcall) :int32
  (h-symmetric-crypto :pointer)   ; INFORMATIONCARD_CRYPTO_HANDLE*
  (mode :uint32)   ; DWORD
  (padding :int32)   ; PaddingMode
  (feedback-size :uint32)   ; DWORD
  (direction :int32)   ; Direction
  (cb-iv :uint32)   ; DWORD
  (p-iv :pointer)   ; BYTE*
  (pph-transform :pointer))   ; INFORMATIONCARD_CRYPTO_HANDLE** out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $GetCryptoTransform = Win32::API::More->new('infocardapi',
    'int GetCryptoTransform(LPVOID hSymmetricCrypto, DWORD mode, int padding, DWORD feedbackSize, int direction, DWORD cbIV, LPVOID pIV, LPVOID pphTransform)');
# my $ret = $GetCryptoTransform->Call($hSymmetricCrypto, $mode, $padding, $feedbackSize, $direction, $cbIV, $pIV, $pphTransform);
# hSymmetricCrypto : INFORMATIONCARD_CRYPTO_HANDLE* -> LPVOID
# mode : DWORD -> DWORD
# padding : PaddingMode -> int
# feedbackSize : DWORD -> DWORD
# direction : Direction -> int
# cbIV : DWORD -> DWORD
# pIV : BYTE* -> LPVOID
# pphTransform : INFORMATIONCARD_CRYPTO_HANDLE** out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。

GetCryptoTransform

シグネチャ

パラメーター

各言語での呼び出し定義

関連項目