PeerPnrpUpdateRegistration

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

HRESULT PeerPnrpUpdateRegistration(
    void* hRegistration,
    PEER_PNRP_REGISTRATION_INFO* pRegistrationInfo
);

<DllImport("P2P.dll", ExactSpelling:=True)>
Public Shared Function PeerPnrpUpdateRegistration(
    hRegistration As IntPtr,   ' void*
    pRegistrationInfo As IntPtr   ' PEER_PNRP_REGISTRATION_INFO*
) As Integer
End Function

' hRegistration : void*
' pRegistrationInfo : PEER_PNRP_REGISTRATION_INFO*
Declare PtrSafe Function PeerPnrpUpdateRegistration Lib "p2p" ( _
    ByVal hRegistration As LongPtr, _
    ByVal pRegistrationInfo 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

PeerPnrpUpdateRegistration = ctypes.windll.p2p.PeerPnrpUpdateRegistration
PeerPnrpUpdateRegistration.restype = ctypes.c_int
PeerPnrpUpdateRegistration.argtypes = [
    ctypes.POINTER(None),  # hRegistration : void*
    ctypes.c_void_p,  # pRegistrationInfo : PEER_PNRP_REGISTRATION_INFO*
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('P2P.dll')
PeerPnrpUpdateRegistration = Fiddle::Function.new(
  lib['PeerPnrpUpdateRegistration'],
  [
    Fiddle::TYPE_VOIDP,  # hRegistration : void*
    Fiddle::TYPE_VOIDP,  # pRegistrationInfo : PEER_PNRP_REGISTRATION_INFO*
  ],
  Fiddle::TYPE_INT)

#[link(name = "p2p")]
extern "system" {
    fn PeerPnrpUpdateRegistration(
        hRegistration: *mut (),  // void*
        pRegistrationInfo: *mut PEER_PNRP_REGISTRATION_INFO  // PEER_PNRP_REGISTRATION_INFO*
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("P2P.dll")]
public static extern int PeerPnrpUpdateRegistration(IntPtr hRegistration, IntPtr pRegistrationInfo);
"@
$api = Add-Type -MemberDefinition $sig -Name 'P2P_PeerPnrpUpdateRegistration' -Namespace Win32 -PassThru
# $api::PeerPnrpUpdateRegistration(hRegistration, pRegistrationInfo)

#uselib "P2P.dll"
#func global PeerPnrpUpdateRegistration "PeerPnrpUpdateRegistration" sptr, sptr
; PeerPnrpUpdateRegistration hRegistration, varptr(pRegistrationInfo)   ; 戻り値は stat
; hRegistration : void* -> "sptr"
; pRegistrationInfo : PEER_PNRP_REGISTRATION_INFO* -> "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 "P2P.dll"
#cfunc global PeerPnrpUpdateRegistration "PeerPnrpUpdateRegistration" sptr, var
; res = PeerPnrpUpdateRegistration(hRegistration, pRegistrationInfo)
; hRegistration : void* -> "sptr"
; pRegistrationInfo : PEER_PNRP_REGISTRATION_INFO* -> "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 PeerPnrpUpdateRegistration(void* hRegistration, PEER_PNRP_REGISTRATION_INFO* pRegistrationInfo)
#uselib "P2P.dll"
#cfunc global PeerPnrpUpdateRegistration "PeerPnrpUpdateRegistration" intptr, var
; res = PeerPnrpUpdateRegistration(hRegistration, pRegistrationInfo)
; hRegistration : void* -> "intptr"
; pRegistrationInfo : PEER_PNRP_REGISTRATION_INFO* -> "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 (
	p2p = windows.NewLazySystemDLL("P2P.dll")
	procPeerPnrpUpdateRegistration = p2p.NewProc("PeerPnrpUpdateRegistration")
)

// hRegistration (void*), pRegistrationInfo (PEER_PNRP_REGISTRATION_INFO*)
r1, _, err := procPeerPnrpUpdateRegistration.Call(
	uintptr(hRegistration),
	uintptr(pRegistrationInfo),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function PeerPnrpUpdateRegistration(
  hRegistration: Pointer;   // void*
  pRegistrationInfo: Pointer   // PEER_PNRP_REGISTRATION_INFO*
): Integer; stdcall;
  external 'P2P.dll' name 'PeerPnrpUpdateRegistration';

result := DllCall("P2P\PeerPnrpUpdateRegistration"
    , "Ptr", hRegistration   ; void*
    , "Ptr", pRegistrationInfo   ; PEER_PNRP_REGISTRATION_INFO*
    , "Int")   ; return: HRESULT

●PeerPnrpUpdateRegistration(hRegistration, pRegistrationInfo) = DLL("P2P.dll", "int PeerPnrpUpdateRegistration(void*, void*)")
# 呼び出し: PeerPnrpUpdateRegistration(hRegistration, pRegistrationInfo)
# hRegistration : void* -> "void*"
# pRegistrationInfo : PEER_PNRP_REGISTRATION_INFO* -> "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)。