NdrGetUserMarshalInfo

// RPCRT4.dll
#include <windows.h>

RPC_STATUS NdrGetUserMarshalInfo(
    DWORD* pFlags,
    DWORD InformationLevel,
    NDR_USER_MARSHAL_INFO* pMarshalInfo
);

<DllImport("RPCRT4.dll", ExactSpelling:=True)>
Public Shared Function NdrGetUserMarshalInfo(
    ByRef pFlags As UInteger,   ' DWORD*
    InformationLevel As UInteger,   ' DWORD
    pMarshalInfo As IntPtr   ' NDR_USER_MARSHAL_INFO* out
) As Integer
End Function

' pFlags : DWORD*
' InformationLevel : DWORD
' pMarshalInfo : NDR_USER_MARSHAL_INFO* out
Declare PtrSafe Function NdrGetUserMarshalInfo Lib "rpcrt4" ( _
    ByRef pFlags As Long, _
    ByVal InformationLevel As Long, _
    ByVal pMarshalInfo 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

NdrGetUserMarshalInfo = ctypes.windll.rpcrt4.NdrGetUserMarshalInfo
NdrGetUserMarshalInfo.restype = ctypes.c_int
NdrGetUserMarshalInfo.argtypes = [
    ctypes.POINTER(wintypes.DWORD),  # pFlags : DWORD*
    wintypes.DWORD,  # InformationLevel : DWORD
    ctypes.c_void_p,  # pMarshalInfo : NDR_USER_MARSHAL_INFO* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('RPCRT4.dll')
NdrGetUserMarshalInfo = Fiddle::Function.new(
  lib['NdrGetUserMarshalInfo'],
  [
    Fiddle::TYPE_VOIDP,  # pFlags : DWORD*
    -Fiddle::TYPE_INT,  # InformationLevel : DWORD
    Fiddle::TYPE_VOIDP,  # pMarshalInfo : NDR_USER_MARSHAL_INFO* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "rpcrt4")]
extern "system" {
    fn NdrGetUserMarshalInfo(
        pFlags: *mut u32,  // DWORD*
        InformationLevel: u32,  // DWORD
        pMarshalInfo: *mut NDR_USER_MARSHAL_INFO  // NDR_USER_MARSHAL_INFO* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("RPCRT4.dll")]
public static extern int NdrGetUserMarshalInfo(ref uint pFlags, uint InformationLevel, IntPtr pMarshalInfo);
"@
$api = Add-Type -MemberDefinition $sig -Name 'RPCRT4_NdrGetUserMarshalInfo' -Namespace Win32 -PassThru
# $api::NdrGetUserMarshalInfo(pFlags, InformationLevel, pMarshalInfo)

#uselib "RPCRT4.dll"
#func global NdrGetUserMarshalInfo "NdrGetUserMarshalInfo" sptr, sptr, sptr
; NdrGetUserMarshalInfo varptr(pFlags), InformationLevel, varptr(pMarshalInfo)   ; 戻り値は stat
; pFlags : DWORD* -> "sptr"
; InformationLevel : DWORD -> "sptr"
; pMarshalInfo : NDR_USER_MARSHAL_INFO* 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 "RPCRT4.dll"
#cfunc global NdrGetUserMarshalInfo "NdrGetUserMarshalInfo" var, int, var
; res = NdrGetUserMarshalInfo(pFlags, InformationLevel, pMarshalInfo)
; pFlags : DWORD* -> "var"
; InformationLevel : DWORD -> "int"
; pMarshalInfo : NDR_USER_MARSHAL_INFO* out -> "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。

; RPC_STATUS NdrGetUserMarshalInfo(DWORD* pFlags, DWORD InformationLevel, NDR_USER_MARSHAL_INFO* pMarshalInfo)
#uselib "RPCRT4.dll"
#cfunc global NdrGetUserMarshalInfo "NdrGetUserMarshalInfo" var, int, var
; res = NdrGetUserMarshalInfo(pFlags, InformationLevel, pMarshalInfo)
; pFlags : DWORD* -> "var"
; InformationLevel : DWORD -> "int"
; pMarshalInfo : NDR_USER_MARSHAL_INFO* out -> "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 (
	rpcrt4 = windows.NewLazySystemDLL("RPCRT4.dll")
	procNdrGetUserMarshalInfo = rpcrt4.NewProc("NdrGetUserMarshalInfo")
)

// pFlags (DWORD*), InformationLevel (DWORD), pMarshalInfo (NDR_USER_MARSHAL_INFO* out)
r1, _, err := procNdrGetUserMarshalInfo.Call(
	uintptr(pFlags),
	uintptr(InformationLevel),
	uintptr(pMarshalInfo),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // RPC_STATUS

function NdrGetUserMarshalInfo(
  pFlags: Pointer;   // DWORD*
  InformationLevel: DWORD;   // DWORD
  pMarshalInfo: Pointer   // NDR_USER_MARSHAL_INFO* out
): Integer; stdcall;
  external 'RPCRT4.dll' name 'NdrGetUserMarshalInfo';

result := DllCall("RPCRT4\NdrGetUserMarshalInfo"
    , "Ptr", pFlags   ; DWORD*
    , "UInt", InformationLevel   ; DWORD
    , "Ptr", pMarshalInfo   ; NDR_USER_MARSHAL_INFO* out
    , "Int")   ; return: RPC_STATUS

●NdrGetUserMarshalInfo(pFlags, InformationLevel, pMarshalInfo) = DLL("RPCRT4.dll", "int NdrGetUserMarshalInfo(void*, dword, void*)")
# 呼び出し: NdrGetUserMarshalInfo(pFlags, InformationLevel, pMarshalInfo)
# pFlags : DWORD* -> "void*"
# InformationLevel : DWORD -> "dword"
# pMarshalInfo : NDR_USER_MARSHAL_INFO* 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)。