CreateStdDispatch

// OLEAUT32.dll
#include <windows.h>

HRESULT CreateStdDispatch(
    IUnknown* punkOuter,
    void* pvThis,
    ITypeInfo* ptinfo,
    IUnknown** ppunkStdDisp
);

<DllImport("OLEAUT32.dll", ExactSpelling:=True)>
Public Shared Function CreateStdDispatch(
    punkOuter As IntPtr,   ' IUnknown*
    pvThis As IntPtr,   ' void* in/out
    ptinfo As IntPtr,   ' ITypeInfo*
    ppunkStdDisp As IntPtr   ' IUnknown** out
) As Integer
End Function

' punkOuter : IUnknown*
' pvThis : void* in/out
' ptinfo : ITypeInfo*
' ppunkStdDisp : IUnknown** out
Declare PtrSafe Function CreateStdDispatch Lib "oleaut32" ( _
    ByVal punkOuter As LongPtr, _
    ByVal pvThis As LongPtr, _
    ByVal ptinfo As LongPtr, _
    ByVal ppunkStdDisp 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

CreateStdDispatch = ctypes.windll.oleaut32.CreateStdDispatch
CreateStdDispatch.restype = ctypes.c_int
CreateStdDispatch.argtypes = [
    ctypes.c_void_p,  # punkOuter : IUnknown*
    ctypes.POINTER(None),  # pvThis : void* in/out
    ctypes.c_void_p,  # ptinfo : ITypeInfo*
    ctypes.c_void_p,  # ppunkStdDisp : IUnknown** out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('OLEAUT32.dll')
CreateStdDispatch = Fiddle::Function.new(
  lib['CreateStdDispatch'],
  [
    Fiddle::TYPE_VOIDP,  # punkOuter : IUnknown*
    Fiddle::TYPE_VOIDP,  # pvThis : void* in/out
    Fiddle::TYPE_VOIDP,  # ptinfo : ITypeInfo*
    Fiddle::TYPE_VOIDP,  # ppunkStdDisp : IUnknown** out
  ],
  Fiddle::TYPE_INT)

#[link(name = "oleaut32")]
extern "system" {
    fn CreateStdDispatch(
        punkOuter: *mut core::ffi::c_void,  // IUnknown*
        pvThis: *mut (),  // void* in/out
        ptinfo: *mut core::ffi::c_void,  // ITypeInfo*
        ppunkStdDisp: *mut *mut core::ffi::c_void  // IUnknown** out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("OLEAUT32.dll")]
public static extern int CreateStdDispatch(IntPtr punkOuter, IntPtr pvThis, IntPtr ptinfo, IntPtr ppunkStdDisp);
"@
$api = Add-Type -MemberDefinition $sig -Name 'OLEAUT32_CreateStdDispatch' -Namespace Win32 -PassThru
# $api::CreateStdDispatch(punkOuter, pvThis, ptinfo, ppunkStdDisp)

#uselib "OLEAUT32.dll"
#func global CreateStdDispatch "CreateStdDispatch" sptr, sptr, sptr, sptr
; CreateStdDispatch punkOuter, pvThis, ptinfo, ppunkStdDisp   ; 戻り値は stat
; punkOuter : IUnknown* -> "sptr"
; pvThis : void* in/out -> "sptr"
; ptinfo : ITypeInfo* -> "sptr"
; ppunkStdDisp : IUnknown** 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 "OLEAUT32.dll"
#cfunc global CreateStdDispatch "CreateStdDispatch" sptr, sptr, sptr, sptr
; res = CreateStdDispatch(punkOuter, pvThis, ptinfo, ppunkStdDisp)
; punkOuter : IUnknown* -> "sptr"
; pvThis : void* in/out -> "sptr"
; ptinfo : ITypeInfo* -> "sptr"
; ppunkStdDisp : IUnknown** out -> "sptr"

; HRESULT CreateStdDispatch(IUnknown* punkOuter, void* pvThis, ITypeInfo* ptinfo, IUnknown** ppunkStdDisp)
#uselib "OLEAUT32.dll"
#cfunc global CreateStdDispatch "CreateStdDispatch" intptr, intptr, intptr, intptr
; res = CreateStdDispatch(punkOuter, pvThis, ptinfo, ppunkStdDisp)
; punkOuter : IUnknown* -> "intptr"
; pvThis : void* in/out -> "intptr"
; ptinfo : ITypeInfo* -> "intptr"
; ppunkStdDisp : IUnknown** out -> "intptr"

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

var (
	oleaut32 = windows.NewLazySystemDLL("OLEAUT32.dll")
	procCreateStdDispatch = oleaut32.NewProc("CreateStdDispatch")
)

// punkOuter (IUnknown*), pvThis (void* in/out), ptinfo (ITypeInfo*), ppunkStdDisp (IUnknown** out)
r1, _, err := procCreateStdDispatch.Call(
	uintptr(punkOuter),
	uintptr(pvThis),
	uintptr(ptinfo),
	uintptr(ppunkStdDisp),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function CreateStdDispatch(
  punkOuter: Pointer;   // IUnknown*
  pvThis: Pointer;   // void* in/out
  ptinfo: Pointer;   // ITypeInfo*
  ppunkStdDisp: Pointer   // IUnknown** out
): Integer; stdcall;
  external 'OLEAUT32.dll' name 'CreateStdDispatch';

result := DllCall("OLEAUT32\CreateStdDispatch"
    , "Ptr", punkOuter   ; IUnknown*
    , "Ptr", pvThis   ; void* in/out
    , "Ptr", ptinfo   ; ITypeInfo*
    , "Ptr", ppunkStdDisp   ; IUnknown** out
    , "Int")   ; return: HRESULT

●CreateStdDispatch(punkOuter, pvThis, ptinfo, ppunkStdDisp) = DLL("OLEAUT32.dll", "int CreateStdDispatch(void*, void*, void*, void*)")
# 呼び出し: CreateStdDispatch(punkOuter, pvThis, ptinfo, ppunkStdDisp)
# punkOuter : IUnknown* -> "void*"
# pvThis : void* in/out -> "void*"
# ptinfo : ITypeInfo* -> "void*"
# ppunkStdDisp : IUnknown** 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)。