DrtRegisterKey

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

HRESULT DrtRegisterKey(
    void* hDrt,
    DRT_REGISTRATION* pRegistration,
    void* pvKeyContext,   // optional
    void** phKeyRegistration
);

<DllImport("drt.dll", ExactSpelling:=True)>
Public Shared Function DrtRegisterKey(
    hDrt As IntPtr,   ' void*
    pRegistration As IntPtr,   ' DRT_REGISTRATION*
    pvKeyContext As IntPtr,   ' void* optional
    phKeyRegistration As IntPtr   ' void** out
) As Integer
End Function

' hDrt : void*
' pRegistration : DRT_REGISTRATION*
' pvKeyContext : void* optional
' phKeyRegistration : void** out
Declare PtrSafe Function DrtRegisterKey Lib "drt" ( _
    ByVal hDrt As LongPtr, _
    ByVal pRegistration As LongPtr, _
    ByVal pvKeyContext As LongPtr, _
    ByVal phKeyRegistration 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

DrtRegisterKey = ctypes.windll.drt.DrtRegisterKey
DrtRegisterKey.restype = ctypes.c_int
DrtRegisterKey.argtypes = [
    ctypes.POINTER(None),  # hDrt : void*
    ctypes.c_void_p,  # pRegistration : DRT_REGISTRATION*
    ctypes.POINTER(None),  # pvKeyContext : void* optional
    ctypes.c_void_p,  # phKeyRegistration : void** out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('drt.dll')
DrtRegisterKey = Fiddle::Function.new(
  lib['DrtRegisterKey'],
  [
    Fiddle::TYPE_VOIDP,  # hDrt : void*
    Fiddle::TYPE_VOIDP,  # pRegistration : DRT_REGISTRATION*
    Fiddle::TYPE_VOIDP,  # pvKeyContext : void* optional
    Fiddle::TYPE_VOIDP,  # phKeyRegistration : void** out
  ],
  Fiddle::TYPE_INT)

#[link(name = "drt")]
extern "system" {
    fn DrtRegisterKey(
        hDrt: *mut (),  // void*
        pRegistration: *mut DRT_REGISTRATION,  // DRT_REGISTRATION*
        pvKeyContext: *mut (),  // void* optional
        phKeyRegistration: *mut *mut ()  // void** out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("drt.dll")]
public static extern int DrtRegisterKey(IntPtr hDrt, IntPtr pRegistration, IntPtr pvKeyContext, IntPtr phKeyRegistration);
"@
$api = Add-Type -MemberDefinition $sig -Name 'drt_DrtRegisterKey' -Namespace Win32 -PassThru
# $api::DrtRegisterKey(hDrt, pRegistration, pvKeyContext, phKeyRegistration)

#uselib "drt.dll"
#func global DrtRegisterKey "DrtRegisterKey" sptr, sptr, sptr, sptr
; DrtRegisterKey hDrt, varptr(pRegistration), pvKeyContext, phKeyRegistration   ; 戻り値は stat
; hDrt : void* -> "sptr"
; pRegistration : DRT_REGISTRATION* -> "sptr"
; pvKeyContext : void* optional -> "sptr"
; phKeyRegistration : void** 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。

#uselib "drt.dll"
#cfunc global DrtRegisterKey "DrtRegisterKey" sptr, var, sptr, sptr
; res = DrtRegisterKey(hDrt, pRegistration, pvKeyContext, phKeyRegistration)
; hDrt : void* -> "sptr"
; pRegistration : DRT_REGISTRATION* -> "var"
; pvKeyContext : void* optional -> "sptr"
; phKeyRegistration : void** out -> "sptr"
; ※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 DrtRegisterKey(void* hDrt, DRT_REGISTRATION* pRegistration, void* pvKeyContext, void** phKeyRegistration)
#uselib "drt.dll"
#cfunc global DrtRegisterKey "DrtRegisterKey" intptr, var, intptr, intptr
; res = DrtRegisterKey(hDrt, pRegistration, pvKeyContext, phKeyRegistration)
; hDrt : void* -> "intptr"
; pRegistration : DRT_REGISTRATION* -> "var"
; pvKeyContext : void* optional -> "intptr"
; phKeyRegistration : void** out -> "intptr"
; ※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 (
	drt = windows.NewLazySystemDLL("drt.dll")
	procDrtRegisterKey = drt.NewProc("DrtRegisterKey")
)

// hDrt (void*), pRegistration (DRT_REGISTRATION*), pvKeyContext (void* optional), phKeyRegistration (void** out)
r1, _, err := procDrtRegisterKey.Call(
	uintptr(hDrt),
	uintptr(pRegistration),
	uintptr(pvKeyContext),
	uintptr(phKeyRegistration),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function DrtRegisterKey(
  hDrt: Pointer;   // void*
  pRegistration: Pointer;   // DRT_REGISTRATION*
  pvKeyContext: Pointer;   // void* optional
  phKeyRegistration: Pointer   // void** out
): Integer; stdcall;
  external 'drt.dll' name 'DrtRegisterKey';

result := DllCall("drt\DrtRegisterKey"
    , "Ptr", hDrt   ; void*
    , "Ptr", pRegistration   ; DRT_REGISTRATION*
    , "Ptr", pvKeyContext   ; void* optional
    , "Ptr", phKeyRegistration   ; void** out
    , "Int")   ; return: HRESULT

●DrtRegisterKey(hDrt, pRegistration, pvKeyContext, phKeyRegistration) = DLL("drt.dll", "int DrtRegisterKey(void*, void*, void*, void*)")
# 呼び出し: DrtRegisterKey(hDrt, pRegistration, pvKeyContext, phKeyRegistration)
# hDrt : void* -> "void*"
# pRegistration : DRT_REGISTRATION* -> "void*"
# pvKeyContext : void* optional -> "void*"
# phKeyRegistration : void** 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)。