RtmGetOpaqueInformationPointer

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

DWORD RtmGetOpaqueInformationPointer(
    INT_PTR RtmRegHandle,
    INT_PTR DestHandle,
    void** OpaqueInfoPointer
);

<DllImport("rtm.dll", ExactSpelling:=True)>
Public Shared Function RtmGetOpaqueInformationPointer(
    RtmRegHandle As IntPtr,   ' INT_PTR
    DestHandle As IntPtr,   ' INT_PTR
    OpaqueInfoPointer As IntPtr   ' void** in/out
) As UInteger
End Function

' RtmRegHandle : INT_PTR
' DestHandle : INT_PTR
' OpaqueInfoPointer : void** in/out
Declare PtrSafe Function RtmGetOpaqueInformationPointer Lib "rtm" ( _
    ByVal RtmRegHandle As LongPtr, _
    ByVal DestHandle As LongPtr, _
    ByVal OpaqueInfoPointer 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

RtmGetOpaqueInformationPointer = ctypes.windll.rtm.RtmGetOpaqueInformationPointer
RtmGetOpaqueInformationPointer.restype = wintypes.DWORD
RtmGetOpaqueInformationPointer.argtypes = [
    ctypes.c_ssize_t,  # RtmRegHandle : INT_PTR
    ctypes.c_ssize_t,  # DestHandle : INT_PTR
    ctypes.c_void_p,  # OpaqueInfoPointer : void** in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('rtm.dll')
RtmGetOpaqueInformationPointer = Fiddle::Function.new(
  lib['RtmGetOpaqueInformationPointer'],
  [
    Fiddle::TYPE_INTPTR_T,  # RtmRegHandle : INT_PTR
    Fiddle::TYPE_INTPTR_T,  # DestHandle : INT_PTR
    Fiddle::TYPE_VOIDP,  # OpaqueInfoPointer : void** in/out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "rtm")]
extern "system" {
    fn RtmGetOpaqueInformationPointer(
        RtmRegHandle: isize,  // INT_PTR
        DestHandle: isize,  // INT_PTR
        OpaqueInfoPointer: *mut *mut ()  // void** in/out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("rtm.dll")]
public static extern uint RtmGetOpaqueInformationPointer(IntPtr RtmRegHandle, IntPtr DestHandle, IntPtr OpaqueInfoPointer);
"@
$api = Add-Type -MemberDefinition $sig -Name 'rtm_RtmGetOpaqueInformationPointer' -Namespace Win32 -PassThru
# $api::RtmGetOpaqueInformationPointer(RtmRegHandle, DestHandle, OpaqueInfoPointer)

#uselib "rtm.dll"
#func global RtmGetOpaqueInformationPointer "RtmGetOpaqueInformationPointer" sptr, sptr, sptr
; RtmGetOpaqueInformationPointer RtmRegHandle, DestHandle, OpaqueInfoPointer   ; 戻り値は stat
; RtmRegHandle : INT_PTR -> "sptr"
; DestHandle : INT_PTR -> "sptr"
; OpaqueInfoPointer : void** in/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 "rtm.dll"
#cfunc global RtmGetOpaqueInformationPointer "RtmGetOpaqueInformationPointer" sptr, sptr, sptr
; res = RtmGetOpaqueInformationPointer(RtmRegHandle, DestHandle, OpaqueInfoPointer)
; RtmRegHandle : INT_PTR -> "sptr"
; DestHandle : INT_PTR -> "sptr"
; OpaqueInfoPointer : void** in/out -> "sptr"

; DWORD RtmGetOpaqueInformationPointer(INT_PTR RtmRegHandle, INT_PTR DestHandle, void** OpaqueInfoPointer)
#uselib "rtm.dll"
#cfunc global RtmGetOpaqueInformationPointer "RtmGetOpaqueInformationPointer" intptr, intptr, intptr
; res = RtmGetOpaqueInformationPointer(RtmRegHandle, DestHandle, OpaqueInfoPointer)
; RtmRegHandle : INT_PTR -> "intptr"
; DestHandle : INT_PTR -> "intptr"
; OpaqueInfoPointer : void** in/out -> "intptr"

import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	rtm = windows.NewLazySystemDLL("rtm.dll")
	procRtmGetOpaqueInformationPointer = rtm.NewProc("RtmGetOpaqueInformationPointer")
)

// RtmRegHandle (INT_PTR), DestHandle (INT_PTR), OpaqueInfoPointer (void** in/out)
r1, _, err := procRtmGetOpaqueInformationPointer.Call(
	uintptr(RtmRegHandle),
	uintptr(DestHandle),
	uintptr(OpaqueInfoPointer),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function RtmGetOpaqueInformationPointer(
  RtmRegHandle: NativeInt;   // INT_PTR
  DestHandle: NativeInt;   // INT_PTR
  OpaqueInfoPointer: Pointer   // void** in/out
): DWORD; stdcall;
  external 'rtm.dll' name 'RtmGetOpaqueInformationPointer';

result := DllCall("rtm\RtmGetOpaqueInformationPointer"
    , "Ptr", RtmRegHandle   ; INT_PTR
    , "Ptr", DestHandle   ; INT_PTR
    , "Ptr", OpaqueInfoPointer   ; void** in/out
    , "UInt")   ; return: DWORD

●RtmGetOpaqueInformationPointer(RtmRegHandle, DestHandle, OpaqueInfoPointer) = DLL("rtm.dll", "dword RtmGetOpaqueInformationPointer(int, int, void*)")
# 呼び出し: RtmGetOpaqueInformationPointer(RtmRegHandle, DestHandle, OpaqueInfoPointer)
# RtmRegHandle : INT_PTR -> "int"
# DestHandle : INT_PTR -> "int"
# OpaqueInfoPointer : void** in/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)。