Encrypt

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

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

<DllImport("infocardapi.dll", ExactSpelling:=True)>
Public Shared Function Encrypt(
    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 Encrypt 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

Encrypt = ctypes.windll.infocardapi.Encrypt
Encrypt.restype = ctypes.c_int
Encrypt.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')
Encrypt = Fiddle::Function.new(
  lib['Encrypt'],
  [
    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 Encrypt(
        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 Encrypt(IntPtr hCrypto, bool fOAEP, uint cbInData, IntPtr pInData, out uint pcbOutData, IntPtr ppOutData);
"@
$api = Add-Type -MemberDefinition $sig -Name 'infocardapi_Encrypt' -Namespace Win32 -PassThru
# $api::Encrypt(hCrypto, fOAEP, cbInData, pInData, pcbOutData, ppOutData)

#uselib "infocardapi.dll"
#func global Encrypt "Encrypt" sptr, sptr, sptr, sptr, sptr, sptr
; Encrypt 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。

#uselib "infocardapi.dll"
#cfunc global Encrypt "Encrypt" var, int, int, var, var, var
; res = Encrypt(hCrypto, fOAEP, cbInData, pInData, pcbOutData, ppOutData)
; hCrypto : INFORMATIONCARD_CRYPTO_HANDLE* -> "var"
; fOAEP : BOOL -> "int"
; cbInData : DWORD -> "int"
; pInData : BYTE* -> "var"
; pcbOutData : DWORD* out -> "var"
; ppOutData : BYTE** 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 Encrypt(INFORMATIONCARD_CRYPTO_HANDLE* hCrypto, BOOL fOAEP, DWORD cbInData, BYTE* pInData, DWORD* pcbOutData, BYTE** ppOutData)
#uselib "infocardapi.dll"
#cfunc global Encrypt "Encrypt" var, int, int, var, var, var
; res = Encrypt(hCrypto, fOAEP, cbInData, pInData, pcbOutData, ppOutData)
; hCrypto : INFORMATIONCARD_CRYPTO_HANDLE* -> "var"
; fOAEP : BOOL -> "int"
; cbInData : DWORD -> "int"
; pInData : BYTE* -> "var"
; pcbOutData : DWORD* out -> "var"
; ppOutData : BYTE** 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。

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

var (
	infocardapi = windows.NewLazySystemDLL("infocardapi.dll")
	procEncrypt = infocardapi.NewProc("Encrypt")
)

// hCrypto (INFORMATIONCARD_CRYPTO_HANDLE*), fOAEP (BOOL), cbInData (DWORD), pInData (BYTE*), pcbOutData (DWORD* out), ppOutData (BYTE** out)
r1, _, err := procEncrypt.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 Encrypt(
  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 'Encrypt';

result := DllCall("infocardapi\Encrypt"
    , "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

●Encrypt(hCrypto, fOAEP, cbInData, pInData, pcbOutData, ppOutData) = DLL("infocardapi.dll", "int Encrypt(void*, bool, dword, void*, void*, void*)")
# 呼び出し: Encrypt(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)。