PeerGraphStartup

// P2PGRAPH.dll
#include <windows.h>

HRESULT PeerGraphStartup(
    WORD wVersionRequested,
    PEER_VERSION_DATA* pVersionData
);

<DllImport("P2PGRAPH.dll", ExactSpelling:=True)>
Public Shared Function PeerGraphStartup(
    wVersionRequested As UShort,   ' WORD
    pVersionData As IntPtr   ' PEER_VERSION_DATA* out
) As Integer
End Function

' wVersionRequested : WORD
' pVersionData : PEER_VERSION_DATA* out
Declare PtrSafe Function PeerGraphStartup Lib "p2pgraph" ( _
    ByVal wVersionRequested As Integer, _
    ByVal pVersionData 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

PeerGraphStartup = ctypes.windll.p2pgraph.PeerGraphStartup
PeerGraphStartup.restype = ctypes.c_int
PeerGraphStartup.argtypes = [
    ctypes.c_ushort,  # wVersionRequested : WORD
    ctypes.c_void_p,  # pVersionData : PEER_VERSION_DATA* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('P2PGRAPH.dll')
PeerGraphStartup = Fiddle::Function.new(
  lib['PeerGraphStartup'],
  [
    -Fiddle::TYPE_SHORT,  # wVersionRequested : WORD
    Fiddle::TYPE_VOIDP,  # pVersionData : PEER_VERSION_DATA* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "p2pgraph")]
extern "system" {
    fn PeerGraphStartup(
        wVersionRequested: u16,  // WORD
        pVersionData: *mut PEER_VERSION_DATA  // PEER_VERSION_DATA* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("P2PGRAPH.dll")]
public static extern int PeerGraphStartup(ushort wVersionRequested, IntPtr pVersionData);
"@
$api = Add-Type -MemberDefinition $sig -Name 'P2PGRAPH_PeerGraphStartup' -Namespace Win32 -PassThru
# $api::PeerGraphStartup(wVersionRequested, pVersionData)

#uselib "P2PGRAPH.dll"
#func global PeerGraphStartup "PeerGraphStartup" sptr, sptr
; PeerGraphStartup wVersionRequested, varptr(pVersionData)   ; 戻り値は stat
; wVersionRequested : WORD -> "sptr"
; pVersionData : PEER_VERSION_DATA* 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 (
	p2pgraph = windows.NewLazySystemDLL("P2PGRAPH.dll")
	procPeerGraphStartup = p2pgraph.NewProc("PeerGraphStartup")
)

// wVersionRequested (WORD), pVersionData (PEER_VERSION_DATA* out)
r1, _, err := procPeerGraphStartup.Call(
	uintptr(wVersionRequested),
	uintptr(pVersionData),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function PeerGraphStartup(
  wVersionRequested: Word;   // WORD
  pVersionData: Pointer   // PEER_VERSION_DATA* out
): Integer; stdcall;
  external 'P2PGRAPH.dll' name 'PeerGraphStartup';

result := DllCall("P2PGRAPH\PeerGraphStartup"
    , "UShort", wVersionRequested   ; WORD
    , "Ptr", pVersionData   ; PEER_VERSION_DATA* out
    , "Int")   ; return: HRESULT

●PeerGraphStartup(wVersionRequested, pVersionData) = DLL("P2PGRAPH.dll", "int PeerGraphStartup(int, void*)")
# 呼び出し: PeerGraphStartup(wVersionRequested, pVersionData)
# wVersionRequested : WORD -> "int"
# pVersionData : PEER_VERSION_DATA* 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 "p2pgraph" fn PeerGraphStartup(
    wVersionRequested: u16, // WORD
    pVersionData: [*c]PEER_VERSION_DATA // PEER_VERSION_DATA* out
) callconv(std.os.windows.WINAPI) i32;

proc PeerGraphStartup(
    wVersionRequested: uint16,  # WORD
    pVersionData: ptr PEER_VERSION_DATA  # PEER_VERSION_DATA* out
): int32 {.importc: "PeerGraphStartup", stdcall, dynlib: "P2PGRAPH.dll".}

pragma(lib, "p2pgraph");
extern(Windows)
int PeerGraphStartup(
    ushort wVersionRequested,   // WORD
    PEER_VERSION_DATA* pVersionData   // PEER_VERSION_DATA* out
);

ccall((:PeerGraphStartup, "P2PGRAPH.dll"), stdcall, Int32,
      (UInt16, Ptr{PEER_VERSION_DATA}),
      wVersionRequested, pVersionData)
# wVersionRequested : WORD -> UInt16
# pVersionData : PEER_VERSION_DATA* out -> Ptr{PEER_VERSION_DATA}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t PeerGraphStartup(
    uint16_t wVersionRequested,
    void* pVersionData);
]]
local p2pgraph = ffi.load("p2pgraph")
-- p2pgraph.PeerGraphStartup(wVersionRequested, pVersionData)
-- wVersionRequested : WORD
-- pVersionData : PEER_VERSION_DATA* 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('P2PGRAPH.dll');
const PeerGraphStartup = lib.func('__stdcall', 'PeerGraphStartup', 'int32_t', ['uint16_t', 'void *']);
// PeerGraphStartup(wVersionRequested, pVersionData)
// wVersionRequested : WORD -> 'uint16_t'
// pVersionData : PEER_VERSION_DATA* 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("P2PGRAPH.dll", {
  PeerGraphStartup: { parameters: ["u16", "pointer"], result: "i32" },
});
// lib.symbols.PeerGraphStartup(wVersionRequested, pVersionData)
// wVersionRequested : WORD -> "u16"
// pVersionData : PEER_VERSION_DATA* 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 PeerGraphStartup(
    uint16_t wVersionRequested,
    void* pVersionData);
C, "P2PGRAPH.dll");
// $ffi->PeerGraphStartup(wVersionRequested, pVersionData);
// wVersionRequested : WORD
// pVersionData : PEER_VERSION_DATA* 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 P2pgraph extends StdCallLibrary {
    P2pgraph INSTANCE = Native.load("p2pgraph", P2pgraph.class);
    int PeerGraphStartup(
        short wVersionRequested,   // WORD
        Pointer pVersionData   // PEER_VERSION_DATA* out
    );
}

@[Link("p2pgraph")]
lib LibP2PGRAPH
  fun PeerGraphStartup = PeerGraphStartup(
    wVersionRequested : UInt16,   # WORD
    pVersionData : PEER_VERSION_DATA*   # PEER_VERSION_DATA* 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 PeerGraphStartupNative = Int32 Function(Uint16, Pointer<Void>);
typedef PeerGraphStartupDart = int Function(int, Pointer<Void>);
final PeerGraphStartup = DynamicLibrary.open('P2PGRAPH.dll')
    .lookupFunction<PeerGraphStartupNative, PeerGraphStartupDart>('PeerGraphStartup');
// wVersionRequested : WORD -> Uint16
// pVersionData : PEER_VERSION_DATA* out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function PeerGraphStartup(
  wVersionRequested: Word;   // WORD
  pVersionData: Pointer   // PEER_VERSION_DATA* out
): Integer; stdcall;
  external 'P2PGRAPH.dll' name 'PeerGraphStartup';

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

foreign import stdcall safe "PeerGraphStartup"
  c_PeerGraphStartup :: Word16 -> Ptr () -> IO Int32
-- wVersionRequested : WORD -> Word16
-- pVersionData : PEER_VERSION_DATA* 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 peergraphstartup =
  foreign "PeerGraphStartup"
    (uint16_t @-> (ptr void) @-> returning int32_t)
(* wVersionRequested : WORD -> uint16_t *)
(* pVersionData : PEER_VERSION_DATA* 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 p2pgraph (t "P2PGRAPH.dll"))
(cffi:use-foreign-library p2pgraph)

(cffi:defcfun ("PeerGraphStartup" peer-graph-startup :convention :stdcall) :int32
  (w-version-requested :uint16)   ; WORD
  (p-version-data :pointer))   ; PEER_VERSION_DATA* out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $PeerGraphStartup = Win32::API::More->new('P2PGRAPH',
    'int PeerGraphStartup(WORD wVersionRequested, LPVOID pVersionData)');
# my $ret = $PeerGraphStartup->Call($wVersionRequested, $pVersionData);
# wVersionRequested : WORD -> WORD
# pVersionData : PEER_VERSION_DATA* out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。