RasGetCustomAuthDataA

// RASAPI32.dll  (ANSI / -A)
#include <windows.h>

DWORD RasGetCustomAuthDataA(
    LPCSTR pszPhonebook,   // optional
    LPCSTR pszEntry,
    BYTE* pbCustomAuthData,   // optional
    DWORD* pdwSizeofCustomAuthData
);

<DllImport("RASAPI32.dll", CharSet:=CharSet.Ansi, ExactSpelling:=True)>
Public Shared Function RasGetCustomAuthDataA(
    <MarshalAs(UnmanagedType.LPStr)> pszPhonebook As String,   ' LPCSTR optional
    <MarshalAs(UnmanagedType.LPStr)> pszEntry As String,   ' LPCSTR
    pbCustomAuthData As IntPtr,   ' BYTE* optional, out
    ByRef pdwSizeofCustomAuthData As UInteger   ' DWORD* in/out
) As UInteger
End Function

' pszPhonebook : LPCSTR optional
' pszEntry : LPCSTR
' pbCustomAuthData : BYTE* optional, out
' pdwSizeofCustomAuthData : DWORD* in/out
Declare PtrSafe Function RasGetCustomAuthDataA Lib "rasapi32" ( _
    ByVal pszPhonebook As String, _
    ByVal pszEntry As String, _
    ByVal pbCustomAuthData As LongPtr, _
    ByRef pdwSizeofCustomAuthData 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

RasGetCustomAuthDataA = ctypes.windll.rasapi32.RasGetCustomAuthDataA
RasGetCustomAuthDataA.restype = wintypes.DWORD
RasGetCustomAuthDataA.argtypes = [
    wintypes.LPCSTR,  # pszPhonebook : LPCSTR optional
    wintypes.LPCSTR,  # pszEntry : LPCSTR
    ctypes.POINTER(ctypes.c_ubyte),  # pbCustomAuthData : BYTE* optional, out
    ctypes.POINTER(wintypes.DWORD),  # pdwSizeofCustomAuthData : DWORD* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('RASAPI32.dll')
RasGetCustomAuthDataA = Fiddle::Function.new(
  lib['RasGetCustomAuthDataA'],
  [
    Fiddle::TYPE_VOIDP,  # pszPhonebook : LPCSTR optional
    Fiddle::TYPE_VOIDP,  # pszEntry : LPCSTR
    Fiddle::TYPE_VOIDP,  # pbCustomAuthData : BYTE* optional, out
    Fiddle::TYPE_VOIDP,  # pdwSizeofCustomAuthData : DWORD* in/out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "rasapi32")]
extern "system" {
    fn RasGetCustomAuthDataA(
        pszPhonebook: *const u8,  // LPCSTR optional
        pszEntry: *const u8,  // LPCSTR
        pbCustomAuthData: *mut u8,  // BYTE* optional, out
        pdwSizeofCustomAuthData: *mut u32  // DWORD* in/out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("RASAPI32.dll", CharSet = CharSet.Ansi)]
public static extern uint RasGetCustomAuthDataA([MarshalAs(UnmanagedType.LPStr)] string pszPhonebook, [MarshalAs(UnmanagedType.LPStr)] string pszEntry, IntPtr pbCustomAuthData, ref uint pdwSizeofCustomAuthData);
"@
$api = Add-Type -MemberDefinition $sig -Name 'RASAPI32_RasGetCustomAuthDataA' -Namespace Win32 -PassThru
# $api::RasGetCustomAuthDataA(pszPhonebook, pszEntry, pbCustomAuthData, pdwSizeofCustomAuthData)

#uselib "RASAPI32.dll"
#func global RasGetCustomAuthDataA "RasGetCustomAuthDataA" sptr, sptr, sptr, sptr
; RasGetCustomAuthDataA pszPhonebook, pszEntry, varptr(pbCustomAuthData), varptr(pdwSizeofCustomAuthData)   ; 戻り値は stat
; pszPhonebook : LPCSTR optional -> "sptr"
; pszEntry : LPCSTR -> "sptr"
; pbCustomAuthData : BYTE* optional, out -> "sptr"
; pdwSizeofCustomAuthData : DWORD* in/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 (
	rasapi32 = windows.NewLazySystemDLL("RASAPI32.dll")
	procRasGetCustomAuthDataA = rasapi32.NewProc("RasGetCustomAuthDataA")
)

// pszPhonebook (LPCSTR optional), pszEntry (LPCSTR), pbCustomAuthData (BYTE* optional, out), pdwSizeofCustomAuthData (DWORD* in/out)
r1, _, err := procRasGetCustomAuthDataA.Call(
	uintptr(unsafe.Pointer(windows.BytePtrFromString(pszPhonebook))),
	uintptr(unsafe.Pointer(windows.BytePtrFromString(pszEntry))),
	uintptr(pbCustomAuthData),
	uintptr(pdwSizeofCustomAuthData),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function RasGetCustomAuthDataA(
  pszPhonebook: PAnsiChar;   // LPCSTR optional
  pszEntry: PAnsiChar;   // LPCSTR
  pbCustomAuthData: Pointer;   // BYTE* optional, out
  pdwSizeofCustomAuthData: Pointer   // DWORD* in/out
): DWORD; stdcall;
  external 'RASAPI32.dll' name 'RasGetCustomAuthDataA';

result := DllCall("RASAPI32\RasGetCustomAuthDataA"
    , "AStr", pszPhonebook   ; LPCSTR optional
    , "AStr", pszEntry   ; LPCSTR
    , "Ptr", pbCustomAuthData   ; BYTE* optional, out
    , "Ptr", pdwSizeofCustomAuthData   ; DWORD* in/out
    , "UInt")   ; return: DWORD

●RasGetCustomAuthDataA(pszPhonebook, pszEntry, pbCustomAuthData, pdwSizeofCustomAuthData) = DLL("RASAPI32.dll", "dword RasGetCustomAuthDataA(char*, char*, void*, void*)")
# 呼び出し: RasGetCustomAuthDataA(pszPhonebook, pszEntry, pbCustomAuthData, pdwSizeofCustomAuthData)
# pszPhonebook : LPCSTR optional -> "char*"
# pszEntry : LPCSTR -> "char*"
# pbCustomAuthData : BYTE* optional, out -> "void*"
# pdwSizeofCustomAuthData : DWORD* in/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 "rasapi32" fn RasGetCustomAuthDataA(
    pszPhonebook: [*c]const u8, // LPCSTR optional
    pszEntry: [*c]const u8, // LPCSTR
    pbCustomAuthData: [*c]u8, // BYTE* optional, out
    pdwSizeofCustomAuthData: [*c]u32 // DWORD* in/out
) callconv(std.os.windows.WINAPI) u32;

proc RasGetCustomAuthDataA(
    pszPhonebook: cstring,  # LPCSTR optional
    pszEntry: cstring,  # LPCSTR
    pbCustomAuthData: ptr uint8,  # BYTE* optional, out
    pdwSizeofCustomAuthData: ptr uint32  # DWORD* in/out
): uint32 {.importc: "RasGetCustomAuthDataA", stdcall, dynlib: "RASAPI32.dll".}

pragma(lib, "rasapi32");
extern(Windows)
uint RasGetCustomAuthDataA(
    const(char)* pszPhonebook,   // LPCSTR optional
    const(char)* pszEntry,   // LPCSTR
    ubyte* pbCustomAuthData,   // BYTE* optional, out
    uint* pdwSizeofCustomAuthData   // DWORD* in/out
);

ccall((:RasGetCustomAuthDataA, "RASAPI32.dll"), stdcall, UInt32,
      (Cstring, Cstring, Ptr{UInt8}, Ptr{UInt32}),
      pszPhonebook, pszEntry, pbCustomAuthData, pdwSizeofCustomAuthData)
# pszPhonebook : LPCSTR optional -> Cstring
# pszEntry : LPCSTR -> Cstring
# pbCustomAuthData : BYTE* optional, out -> Ptr{UInt8}
# pdwSizeofCustomAuthData : DWORD* in/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 RasGetCustomAuthDataA(
    const char* pszPhonebook,
    const char* pszEntry,
    uint8_t* pbCustomAuthData,
    uint32_t* pdwSizeofCustomAuthData);
]]
local rasapi32 = ffi.load("rasapi32")
-- rasapi32.RasGetCustomAuthDataA(pszPhonebook, pszEntry, pbCustomAuthData, pdwSizeofCustomAuthData)
-- pszPhonebook : LPCSTR optional
-- pszEntry : LPCSTR
-- pbCustomAuthData : BYTE* optional, out
-- pdwSizeofCustomAuthData : DWORD* in/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('RASAPI32.dll');
const RasGetCustomAuthDataA = lib.func('__stdcall', 'RasGetCustomAuthDataA', 'uint32_t', ['str', 'str', 'uint8_t *', 'uint32_t *']);
// RasGetCustomAuthDataA(pszPhonebook, pszEntry, pbCustomAuthData, pdwSizeofCustomAuthData)
// pszPhonebook : LPCSTR optional -> 'str'
// pszEntry : LPCSTR -> 'str'
// pbCustomAuthData : BYTE* optional, out -> 'uint8_t *'
// pdwSizeofCustomAuthData : DWORD* in/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("RASAPI32.dll", {
  RasGetCustomAuthDataA: { parameters: ["buffer", "buffer", "pointer", "pointer"], result: "u32" },
});
// lib.symbols.RasGetCustomAuthDataA(pszPhonebook, pszEntry, pbCustomAuthData, pdwSizeofCustomAuthData)
// pszPhonebook : LPCSTR optional -> "buffer"
// pszEntry : LPCSTR -> "buffer"
// pbCustomAuthData : BYTE* optional, out -> "pointer"
// pdwSizeofCustomAuthData : DWORD* in/out -> "pointer"
// 文字列は "buffer"。ANSI(-A) は new TextEncoder() で UTF-8/ANSI バイト列(末尾に \x00)を渡す。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。

<?php
$ffi = FFI::cdef(<<<C
uint32_t RasGetCustomAuthDataA(
    const char* pszPhonebook,
    const char* pszEntry,
    uint8_t* pbCustomAuthData,
    uint32_t* pdwSizeofCustomAuthData);
C, "RASAPI32.dll");
// $ffi->RasGetCustomAuthDataA(pszPhonebook, pszEntry, pbCustomAuthData, pdwSizeofCustomAuthData);
// pszPhonebook : LPCSTR optional
// pszEntry : LPCSTR
// pbCustomAuthData : BYTE* optional, out
// pdwSizeofCustomAuthData : DWORD* in/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 Rasapi32 extends StdCallLibrary {
    Rasapi32 INSTANCE = Native.load("rasapi32", Rasapi32.class, W32APIOptions.ASCII_OPTIONS);
    int RasGetCustomAuthDataA(
        String pszPhonebook,   // LPCSTR optional
        String pszEntry,   // LPCSTR
        byte[] pbCustomAuthData,   // BYTE* optional, out
        IntByReference pdwSizeofCustomAuthData   // DWORD* in/out
    );
}

@[Link("rasapi32")]
lib LibRASAPI32
  fun RasGetCustomAuthDataA = RasGetCustomAuthDataA(
    pszPhonebook : UInt8*,   # LPCSTR optional
    pszEntry : UInt8*,   # LPCSTR
    pbCustomAuthData : UInt8*,   # BYTE* optional, out
    pdwSizeofCustomAuthData : UInt32*   # DWORD* in/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 RasGetCustomAuthDataANative = Uint32 Function(Pointer<Utf8>, Pointer<Utf8>, Pointer<Uint8>, Pointer<Uint32>);
typedef RasGetCustomAuthDataADart = int Function(Pointer<Utf8>, Pointer<Utf8>, Pointer<Uint8>, Pointer<Uint32>);
final RasGetCustomAuthDataA = DynamicLibrary.open('RASAPI32.dll')
    .lookupFunction<RasGetCustomAuthDataANative, RasGetCustomAuthDataADart>('RasGetCustomAuthDataA');
// pszPhonebook : LPCSTR optional -> Pointer<Utf8>
// pszEntry : LPCSTR -> Pointer<Utf8>
// pbCustomAuthData : BYTE* optional, out -> Pointer<Uint8>
// pdwSizeofCustomAuthData : DWORD* in/out -> Pointer<Uint32>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function RasGetCustomAuthDataA(
  pszPhonebook: PAnsiChar;   // LPCSTR optional
  pszEntry: PAnsiChar;   // LPCSTR
  pbCustomAuthData: Pointer;   // BYTE* optional, out
  pdwSizeofCustomAuthData: Pointer   // DWORD* in/out
): DWORD; stdcall;
  external 'RASAPI32.dll' name 'RasGetCustomAuthDataA';

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

foreign import stdcall safe "RasGetCustomAuthDataA"
  c_RasGetCustomAuthDataA :: CString -> CString -> Ptr Word8 -> Ptr Word32 -> IO Word32
-- pszPhonebook : LPCSTR optional -> CString
-- pszEntry : LPCSTR -> CString
-- pbCustomAuthData : BYTE* optional, out -> Ptr Word8
-- pdwSizeofCustomAuthData : DWORD* in/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 rasgetcustomauthdataa =
  foreign "RasGetCustomAuthDataA"
    (string @-> string @-> (ptr uint8_t) @-> (ptr uint32_t) @-> returning uint32_t)
(* pszPhonebook : LPCSTR optional -> string *)
(* pszEntry : LPCSTR -> string *)
(* pbCustomAuthData : BYTE* optional, out -> (ptr uint8_t) *)
(* pdwSizeofCustomAuthData : DWORD* in/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 rasapi32 (t "RASAPI32.dll"))
(cffi:use-foreign-library rasapi32)

(cffi:defcfun ("RasGetCustomAuthDataA" ras-get-custom-auth-data-a :convention :stdcall) :uint32
  (psz-phonebook :string)   ; LPCSTR optional
  (psz-entry :string)   ; LPCSTR
  (pb-custom-auth-data :pointer)   ; BYTE* optional, out
  (pdw-sizeof-custom-auth-data :pointer))   ; DWORD* in/out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $RasGetCustomAuthDataA = Win32::API::More->new('RASAPI32',
    'DWORD RasGetCustomAuthDataA(LPCSTR pszPhonebook, LPCSTR pszEntry, LPVOID pbCustomAuthData, LPVOID pdwSizeofCustomAuthData)');
# my $ret = $RasGetCustomAuthDataA->Call($pszPhonebook, $pszEntry, $pbCustomAuthData, $pdwSizeofCustomAuthData);
# pszPhonebook : LPCSTR optional -> LPCSTR
# pszEntry : LPCSTR -> LPCSTR
# pbCustomAuthData : BYTE* optional, out -> LPVOID
# pdwSizeofCustomAuthData : DWORD* in/out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。