PeerDistStartup

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

DWORD PeerDistStartup(
    DWORD dwVersionRequested,
    INT_PTR* phPeerDist,
    DWORD* pdwSupportedVersion   // optional
);

<DllImport("PeerDist.dll", ExactSpelling:=True)>
Public Shared Function PeerDistStartup(
    dwVersionRequested As UInteger,   ' DWORD
    <Out> ByRef phPeerDist As IntPtr,   ' INT_PTR* out
    pdwSupportedVersion As IntPtr   ' DWORD* optional, out
) As UInteger
End Function

' dwVersionRequested : DWORD
' phPeerDist : INT_PTR* out
' pdwSupportedVersion : DWORD* optional, out
Declare PtrSafe Function PeerDistStartup Lib "peerdist" ( _
    ByVal dwVersionRequested As Long, _
    ByRef phPeerDist As LongPtr, _
    ByVal pdwSupportedVersion 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

PeerDistStartup = ctypes.windll.peerdist.PeerDistStartup
PeerDistStartup.restype = wintypes.DWORD
PeerDistStartup.argtypes = [
    wintypes.DWORD,  # dwVersionRequested : DWORD
    ctypes.POINTER(ctypes.c_ssize_t),  # phPeerDist : INT_PTR* out
    ctypes.POINTER(wintypes.DWORD),  # pdwSupportedVersion : DWORD* optional, out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('PeerDist.dll')
PeerDistStartup = Fiddle::Function.new(
  lib['PeerDistStartup'],
  [
    -Fiddle::TYPE_INT,  # dwVersionRequested : DWORD
    Fiddle::TYPE_VOIDP,  # phPeerDist : INT_PTR* out
    Fiddle::TYPE_VOIDP,  # pdwSupportedVersion : DWORD* optional, out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "peerdist")]
extern "system" {
    fn PeerDistStartup(
        dwVersionRequested: u32,  // DWORD
        phPeerDist: *mut isize,  // INT_PTR* out
        pdwSupportedVersion: *mut u32  // DWORD* optional, out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("PeerDist.dll")]
public static extern uint PeerDistStartup(uint dwVersionRequested, out IntPtr phPeerDist, IntPtr pdwSupportedVersion);
"@
$api = Add-Type -MemberDefinition $sig -Name 'PeerDist_PeerDistStartup' -Namespace Win32 -PassThru
# $api::PeerDistStartup(dwVersionRequested, phPeerDist, pdwSupportedVersion)

#uselib "PeerDist.dll"
#func global PeerDistStartup "PeerDistStartup" sptr, sptr, sptr
; PeerDistStartup dwVersionRequested, varptr(phPeerDist), varptr(pdwSupportedVersion)   ; 戻り値は stat
; dwVersionRequested : DWORD -> "sptr"
; phPeerDist : INT_PTR* out -> "sptr"
; pdwSupportedVersion : DWORD* optional, 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 (
	peerdist = windows.NewLazySystemDLL("PeerDist.dll")
	procPeerDistStartup = peerdist.NewProc("PeerDistStartup")
)

// dwVersionRequested (DWORD), phPeerDist (INT_PTR* out), pdwSupportedVersion (DWORD* optional, out)
r1, _, err := procPeerDistStartup.Call(
	uintptr(dwVersionRequested),
	uintptr(phPeerDist),
	uintptr(pdwSupportedVersion),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function PeerDistStartup(
  dwVersionRequested: DWORD;   // DWORD
  phPeerDist: Pointer;   // INT_PTR* out
  pdwSupportedVersion: Pointer   // DWORD* optional, out
): DWORD; stdcall;
  external 'PeerDist.dll' name 'PeerDistStartup';

result := DllCall("PeerDist\PeerDistStartup"
    , "UInt", dwVersionRequested   ; DWORD
    , "Ptr", phPeerDist   ; INT_PTR* out
    , "Ptr", pdwSupportedVersion   ; DWORD* optional, out
    , "UInt")   ; return: DWORD

●PeerDistStartup(dwVersionRequested, phPeerDist, pdwSupportedVersion) = DLL("PeerDist.dll", "dword PeerDistStartup(dword, void*, void*)")
# 呼び出し: PeerDistStartup(dwVersionRequested, phPeerDist, pdwSupportedVersion)
# dwVersionRequested : DWORD -> "dword"
# phPeerDist : INT_PTR* out -> "void*"
# pdwSupportedVersion : DWORD* optional, 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 "peerdist" fn PeerDistStartup(
    dwVersionRequested: u32, // DWORD
    phPeerDist: [*c]isize, // INT_PTR* out
    pdwSupportedVersion: [*c]u32 // DWORD* optional, out
) callconv(std.os.windows.WINAPI) u32;

proc PeerDistStartup(
    dwVersionRequested: uint32,  # DWORD
    phPeerDist: ptr int,  # INT_PTR* out
    pdwSupportedVersion: ptr uint32  # DWORD* optional, out
): uint32 {.importc: "PeerDistStartup", stdcall, dynlib: "PeerDist.dll".}

pragma(lib, "peerdist");
extern(Windows)
uint PeerDistStartup(
    uint dwVersionRequested,   // DWORD
    ptrdiff_t* phPeerDist,   // INT_PTR* out
    uint* pdwSupportedVersion   // DWORD* optional, out
);

ccall((:PeerDistStartup, "PeerDist.dll"), stdcall, UInt32,
      (UInt32, Ptr{Int}, Ptr{UInt32}),
      dwVersionRequested, phPeerDist, pdwSupportedVersion)
# dwVersionRequested : DWORD -> UInt32
# phPeerDist : INT_PTR* out -> Ptr{Int}
# pdwSupportedVersion : DWORD* optional, 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 PeerDistStartup(
    uint32_t dwVersionRequested,
    intptr_t* phPeerDist,
    uint32_t* pdwSupportedVersion);
]]
local peerdist = ffi.load("peerdist")
-- peerdist.PeerDistStartup(dwVersionRequested, phPeerDist, pdwSupportedVersion)
-- dwVersionRequested : DWORD
-- phPeerDist : INT_PTR* out
-- pdwSupportedVersion : DWORD* optional, 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('PeerDist.dll');
const PeerDistStartup = lib.func('__stdcall', 'PeerDistStartup', 'uint32_t', ['uint32_t', 'intptr_t *', 'uint32_t *']);
// PeerDistStartup(dwVersionRequested, phPeerDist, pdwSupportedVersion)
// dwVersionRequested : DWORD -> 'uint32_t'
// phPeerDist : INT_PTR* out -> 'intptr_t *'
// pdwSupportedVersion : DWORD* optional, 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("PeerDist.dll", {
  PeerDistStartup: { parameters: ["u32", "pointer", "pointer"], result: "u32" },
});
// lib.symbols.PeerDistStartup(dwVersionRequested, phPeerDist, pdwSupportedVersion)
// dwVersionRequested : DWORD -> "u32"
// phPeerDist : INT_PTR* out -> "pointer"
// pdwSupportedVersion : DWORD* optional, 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 PeerDistStartup(
    uint32_t dwVersionRequested,
    intptr_t* phPeerDist,
    uint32_t* pdwSupportedVersion);
C, "PeerDist.dll");
// $ffi->PeerDistStartup(dwVersionRequested, phPeerDist, pdwSupportedVersion);
// dwVersionRequested : DWORD
// phPeerDist : INT_PTR* out
// pdwSupportedVersion : DWORD* optional, 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 Peerdist extends StdCallLibrary {
    Peerdist INSTANCE = Native.load("peerdist", Peerdist.class);
    int PeerDistStartup(
        int dwVersionRequested,   // DWORD
        LongByReference phPeerDist,   // INT_PTR* out
        IntByReference pdwSupportedVersion   // DWORD* optional, out
    );
}

@[Link("peerdist")]
lib LibPeerDist
  fun PeerDistStartup = PeerDistStartup(
    dwVersionRequested : UInt32,   # DWORD
    phPeerDist : LibC::SSizeT*,   # INT_PTR* out
    pdwSupportedVersion : UInt32*   # DWORD* optional, 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 PeerDistStartupNative = Uint32 Function(Uint32, Pointer<IntPtr>, Pointer<Uint32>);
typedef PeerDistStartupDart = int Function(int, Pointer<IntPtr>, Pointer<Uint32>);
final PeerDistStartup = DynamicLibrary.open('PeerDist.dll')
    .lookupFunction<PeerDistStartupNative, PeerDistStartupDart>('PeerDistStartup');
// dwVersionRequested : DWORD -> Uint32
// phPeerDist : INT_PTR* out -> Pointer<IntPtr>
// pdwSupportedVersion : DWORD* optional, out -> Pointer<Uint32>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function PeerDistStartup(
  dwVersionRequested: DWORD;   // DWORD
  phPeerDist: Pointer;   // INT_PTR* out
  pdwSupportedVersion: Pointer   // DWORD* optional, out
): DWORD; stdcall;
  external 'PeerDist.dll' name 'PeerDistStartup';

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

foreign import stdcall safe "PeerDistStartup"
  c_PeerDistStartup :: Word32 -> Ptr CIntPtr -> Ptr Word32 -> IO Word32
-- dwVersionRequested : DWORD -> Word32
-- phPeerDist : INT_PTR* out -> Ptr CIntPtr
-- pdwSupportedVersion : DWORD* optional, 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 peerdiststartup =
  foreign "PeerDistStartup"
    (uint32_t @-> (ptr intptr_t) @-> (ptr uint32_t) @-> returning uint32_t)
(* dwVersionRequested : DWORD -> uint32_t *)
(* phPeerDist : INT_PTR* out -> (ptr intptr_t) *)
(* pdwSupportedVersion : DWORD* optional, 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 peerdist (t "PeerDist.dll"))
(cffi:use-foreign-library peerdist)

(cffi:defcfun ("PeerDistStartup" peer-dist-startup :convention :stdcall) :uint32
  (dw-version-requested :uint32)   ; DWORD
  (ph-peer-dist :pointer)   ; INT_PTR* out
  (pdw-supported-version :pointer))   ; DWORD* optional, out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $PeerDistStartup = Win32::API::More->new('PeerDist',
    'DWORD PeerDistStartup(DWORD dwVersionRequested, LPVOID phPeerDist, LPVOID pdwSupportedVersion)');
# my $ret = $PeerDistStartup->Call($dwVersionRequested, $phPeerDist, $pdwSupportedVersion);
# dwVersionRequested : DWORD -> DWORD
# phPeerDist : INT_PTR* out -> LPVOID
# pdwSupportedVersion : DWORD* optional, out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。