RpcSmAllocate

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

void* RpcSmAllocate(
    UINT_PTR Size,
    RPC_STATUS* pStatus
);

<DllImport("RPCRT4.dll", ExactSpelling:=True)>
Public Shared Function RpcSmAllocate(
    Size As UIntPtr,   ' UINT_PTR
    <Out> ByRef pStatus As Integer   ' RPC_STATUS* out
) As IntPtr
End Function

' Size : UINT_PTR
' pStatus : RPC_STATUS* out
Declare PtrSafe Function RpcSmAllocate Lib "rpcrt4" ( _
    ByVal Size As LongPtr, _
    ByRef pStatus As Long) As LongPtr
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

RpcSmAllocate = ctypes.windll.rpcrt4.RpcSmAllocate
RpcSmAllocate.restype = ctypes.c_void_p
RpcSmAllocate.argtypes = [
    ctypes.c_size_t,  # Size : UINT_PTR
    ctypes.c_void_p,  # pStatus : RPC_STATUS* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('RPCRT4.dll')
RpcSmAllocate = Fiddle::Function.new(
  lib['RpcSmAllocate'],
  [
    Fiddle::TYPE_UINTPTR_T,  # Size : UINT_PTR
    Fiddle::TYPE_VOIDP,  # pStatus : RPC_STATUS* out
  ],
  Fiddle::TYPE_VOIDP)

#[link(name = "rpcrt4")]
extern "system" {
    fn RpcSmAllocate(
        Size: usize,  // UINT_PTR
        pStatus: *mut i32  // RPC_STATUS* out
    ) -> *mut ();
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("RPCRT4.dll")]
public static extern IntPtr RpcSmAllocate(UIntPtr Size, out int pStatus);
"@
$api = Add-Type -MemberDefinition $sig -Name 'RPCRT4_RpcSmAllocate' -Namespace Win32 -PassThru
# $api::RpcSmAllocate(Size, pStatus)

#uselib "RPCRT4.dll"
#func global RpcSmAllocate "RpcSmAllocate" sptr, sptr
; RpcSmAllocate Size, pStatus   ; 戻り値は stat
; Size : UINT_PTR -> "sptr"
; pStatus : RPC_STATUS* 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 RpcSmAllocate "RpcSmAllocate" sptr, int
; res = RpcSmAllocate(Size, pStatus)
; Size : UINT_PTR -> "sptr"
; pStatus : RPC_STATUS* out -> "int"

; void* RpcSmAllocate(UINT_PTR Size, RPC_STATUS* pStatus)
#uselib "RPCRT4.dll"
#cfunc global RpcSmAllocate "RpcSmAllocate" intptr, int
; res = RpcSmAllocate(Size, pStatus)
; Size : UINT_PTR -> "intptr"
; pStatus : RPC_STATUS* out -> "int"

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

var (
	rpcrt4 = windows.NewLazySystemDLL("RPCRT4.dll")
	procRpcSmAllocate = rpcrt4.NewProc("RpcSmAllocate")
)

// Size (UINT_PTR), pStatus (RPC_STATUS* out)
r1, _, err := procRpcSmAllocate.Call(
	uintptr(Size),
	uintptr(pStatus),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // void*

function RpcSmAllocate(
  Size: NativeUInt;   // UINT_PTR
  pStatus: Pointer   // RPC_STATUS* out
): Pointer; stdcall;
  external 'RPCRT4.dll' name 'RpcSmAllocate';

result := DllCall("RPCRT4\RpcSmAllocate"
    , "UPtr", Size   ; UINT_PTR
    , "Ptr", pStatus   ; RPC_STATUS* out
    , "Ptr")   ; return: void*

●RpcSmAllocate(Size, pStatus) = DLL("RPCRT4.dll", "void* RpcSmAllocate(int, void*)")
# 呼び出し: RpcSmAllocate(Size, pStatus)
# Size : UINT_PTR -> "int"
# pStatus : RPC_STATUS* 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)。