PeerGroupConnectByAddress

// P2P.dll
#include <windows.h>

HRESULT PeerGroupConnectByAddress(
    void* hGroup,
    DWORD cAddresses,
    PEER_ADDRESS* pAddresses
);

<DllImport("P2P.dll", ExactSpelling:=True)>
Public Shared Function PeerGroupConnectByAddress(
    hGroup As IntPtr,   ' void*
    cAddresses As UInteger,   ' DWORD
    pAddresses As IntPtr   ' PEER_ADDRESS*
) As Integer
End Function

' hGroup : void*
' cAddresses : DWORD
' pAddresses : PEER_ADDRESS*
Declare PtrSafe Function PeerGroupConnectByAddress Lib "p2p" ( _
    ByVal hGroup As LongPtr, _
    ByVal cAddresses As Long, _
    ByVal pAddresses 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

PeerGroupConnectByAddress = ctypes.windll.p2p.PeerGroupConnectByAddress
PeerGroupConnectByAddress.restype = ctypes.c_int
PeerGroupConnectByAddress.argtypes = [
    ctypes.POINTER(None),  # hGroup : void*
    wintypes.DWORD,  # cAddresses : DWORD
    ctypes.c_void_p,  # pAddresses : PEER_ADDRESS*
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('P2P.dll')
PeerGroupConnectByAddress = Fiddle::Function.new(
  lib['PeerGroupConnectByAddress'],
  [
    Fiddle::TYPE_VOIDP,  # hGroup : void*
    -Fiddle::TYPE_INT,  # cAddresses : DWORD
    Fiddle::TYPE_VOIDP,  # pAddresses : PEER_ADDRESS*
  ],
  Fiddle::TYPE_INT)

#[link(name = "p2p")]
extern "system" {
    fn PeerGroupConnectByAddress(
        hGroup: *mut (),  // void*
        cAddresses: u32,  // DWORD
        pAddresses: *mut PEER_ADDRESS  // PEER_ADDRESS*
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("P2P.dll")]
public static extern int PeerGroupConnectByAddress(IntPtr hGroup, uint cAddresses, IntPtr pAddresses);
"@
$api = Add-Type -MemberDefinition $sig -Name 'P2P_PeerGroupConnectByAddress' -Namespace Win32 -PassThru
# $api::PeerGroupConnectByAddress(hGroup, cAddresses, pAddresses)

#uselib "P2P.dll"
#func global PeerGroupConnectByAddress "PeerGroupConnectByAddress" sptr, sptr, sptr
; PeerGroupConnectByAddress hGroup, cAddresses, varptr(pAddresses)   ; 戻り値は stat
; hGroup : void* -> "sptr"
; cAddresses : DWORD -> "sptr"
; pAddresses : PEER_ADDRESS* -> "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 (
	p2p = windows.NewLazySystemDLL("P2P.dll")
	procPeerGroupConnectByAddress = p2p.NewProc("PeerGroupConnectByAddress")
)

// hGroup (void*), cAddresses (DWORD), pAddresses (PEER_ADDRESS*)
r1, _, err := procPeerGroupConnectByAddress.Call(
	uintptr(hGroup),
	uintptr(cAddresses),
	uintptr(pAddresses),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function PeerGroupConnectByAddress(
  hGroup: Pointer;   // void*
  cAddresses: DWORD;   // DWORD
  pAddresses: Pointer   // PEER_ADDRESS*
): Integer; stdcall;
  external 'P2P.dll' name 'PeerGroupConnectByAddress';

result := DllCall("P2P\PeerGroupConnectByAddress"
    , "Ptr", hGroup   ; void*
    , "UInt", cAddresses   ; DWORD
    , "Ptr", pAddresses   ; PEER_ADDRESS*
    , "Int")   ; return: HRESULT

●PeerGroupConnectByAddress(hGroup, cAddresses, pAddresses) = DLL("P2P.dll", "int PeerGroupConnectByAddress(void*, dword, void*)")
# 呼び出し: PeerGroupConnectByAddress(hGroup, cAddresses, pAddresses)
# hGroup : void* -> "void*"
# cAddresses : DWORD -> "dword"
# pAddresses : PEER_ADDRESS* -> "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 "p2p" fn PeerGroupConnectByAddress(
    hGroup: ?*anyopaque, // void*
    cAddresses: u32, // DWORD
    pAddresses: [*c]PEER_ADDRESS // PEER_ADDRESS*
) callconv(std.os.windows.WINAPI) i32;

proc PeerGroupConnectByAddress(
    hGroup: pointer,  # void*
    cAddresses: uint32,  # DWORD
    pAddresses: ptr PEER_ADDRESS  # PEER_ADDRESS*
): int32 {.importc: "PeerGroupConnectByAddress", stdcall, dynlib: "P2P.dll".}

pragma(lib, "p2p");
extern(Windows)
int PeerGroupConnectByAddress(
    void* hGroup,   // void*
    uint cAddresses,   // DWORD
    PEER_ADDRESS* pAddresses   // PEER_ADDRESS*
);

ccall((:PeerGroupConnectByAddress, "P2P.dll"), stdcall, Int32,
      (Ptr{Cvoid}, UInt32, Ptr{PEER_ADDRESS}),
      hGroup, cAddresses, pAddresses)
# hGroup : void* -> Ptr{Cvoid}
# cAddresses : DWORD -> UInt32
# pAddresses : PEER_ADDRESS* -> Ptr{PEER_ADDRESS}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t PeerGroupConnectByAddress(
    void* hGroup,
    uint32_t cAddresses,
    void* pAddresses);
]]
local p2p = ffi.load("p2p")
-- p2p.PeerGroupConnectByAddress(hGroup, cAddresses, pAddresses)
-- hGroup : void*
-- cAddresses : DWORD
-- pAddresses : PEER_ADDRESS*
-- 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('P2P.dll');
const PeerGroupConnectByAddress = lib.func('__stdcall', 'PeerGroupConnectByAddress', 'int32_t', ['void *', 'uint32_t', 'void *']);
// PeerGroupConnectByAddress(hGroup, cAddresses, pAddresses)
// hGroup : void* -> 'void *'
// cAddresses : DWORD -> 'uint32_t'
// pAddresses : PEER_ADDRESS* -> '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("P2P.dll", {
  PeerGroupConnectByAddress: { parameters: ["pointer", "u32", "pointer"], result: "i32" },
});
// lib.symbols.PeerGroupConnectByAddress(hGroup, cAddresses, pAddresses)
// hGroup : void* -> "pointer"
// cAddresses : DWORD -> "u32"
// pAddresses : PEER_ADDRESS* -> "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 PeerGroupConnectByAddress(
    void* hGroup,
    uint32_t cAddresses,
    void* pAddresses);
C, "P2P.dll");
// $ffi->PeerGroupConnectByAddress(hGroup, cAddresses, pAddresses);
// hGroup : void*
// cAddresses : DWORD
// pAddresses : PEER_ADDRESS*
// 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 P2p extends StdCallLibrary {
    P2p INSTANCE = Native.load("p2p", P2p.class);
    int PeerGroupConnectByAddress(
        Pointer hGroup,   // void*
        int cAddresses,   // DWORD
        Pointer pAddresses   // PEER_ADDRESS*
    );
}

@[Link("p2p")]
lib LibP2P
  fun PeerGroupConnectByAddress = PeerGroupConnectByAddress(
    hGroup : Void*,   # void*
    cAddresses : UInt32,   # DWORD
    pAddresses : PEER_ADDRESS*   # PEER_ADDRESS*
  ) : 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 PeerGroupConnectByAddressNative = Int32 Function(Pointer<Void>, Uint32, Pointer<Void>);
typedef PeerGroupConnectByAddressDart = int Function(Pointer<Void>, int, Pointer<Void>);
final PeerGroupConnectByAddress = DynamicLibrary.open('P2P.dll')
    .lookupFunction<PeerGroupConnectByAddressNative, PeerGroupConnectByAddressDart>('PeerGroupConnectByAddress');
// hGroup : void* -> Pointer<Void>
// cAddresses : DWORD -> Uint32
// pAddresses : PEER_ADDRESS* -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function PeerGroupConnectByAddress(
  hGroup: Pointer;   // void*
  cAddresses: DWORD;   // DWORD
  pAddresses: Pointer   // PEER_ADDRESS*
): Integer; stdcall;
  external 'P2P.dll' name 'PeerGroupConnectByAddress';

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

foreign import stdcall safe "PeerGroupConnectByAddress"
  c_PeerGroupConnectByAddress :: Ptr () -> Word32 -> Ptr () -> IO Int32
-- hGroup : void* -> Ptr ()
-- cAddresses : DWORD -> Word32
-- pAddresses : PEER_ADDRESS* -> 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 peergroupconnectbyaddress =
  foreign "PeerGroupConnectByAddress"
    ((ptr void) @-> uint32_t @-> (ptr void) @-> returning int32_t)
(* hGroup : void* -> (ptr void) *)
(* cAddresses : DWORD -> uint32_t *)
(* pAddresses : PEER_ADDRESS* -> (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 p2p (t "P2P.dll"))
(cffi:use-foreign-library p2p)

(cffi:defcfun ("PeerGroupConnectByAddress" peer-group-connect-by-address :convention :stdcall) :int32
  (h-group :pointer)   ; void*
  (c-addresses :uint32)   ; DWORD
  (p-addresses :pointer))   ; PEER_ADDRESS*
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $PeerGroupConnectByAddress = Win32::API::More->new('P2P',
    'int PeerGroupConnectByAddress(LPVOID hGroup, DWORD cAddresses, LPVOID pAddresses)');
# my $ret = $PeerGroupConnectByAddress->Call($hGroup, $cAddresses, $pAddresses);
# hGroup : void* -> LPVOID
# cAddresses : DWORD -> DWORD
# pAddresses : PEER_ADDRESS* -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。