NDRSContextUnmarshall

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

NDR_SCONTEXT* NDRSContextUnmarshall(
    void* pBuff,
    DWORD DataRepresentation
);

<DllImport("RPCRT4.dll", ExactSpelling:=True)>
Public Shared Function NDRSContextUnmarshall(
    pBuff As IntPtr,   ' void*
    DataRepresentation As UInteger   ' DWORD
) As IntPtr
End Function

' pBuff : void*
' DataRepresentation : DWORD
Declare PtrSafe Function NDRSContextUnmarshall Lib "rpcrt4" ( _
    ByVal pBuff As LongPtr, _
    ByVal DataRepresentation 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

NDRSContextUnmarshall = ctypes.windll.rpcrt4.NDRSContextUnmarshall
NDRSContextUnmarshall.restype = ctypes.c_void_p
NDRSContextUnmarshall.argtypes = [
    ctypes.POINTER(None),  # pBuff : void*
    wintypes.DWORD,  # DataRepresentation : DWORD
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('RPCRT4.dll')
NDRSContextUnmarshall = Fiddle::Function.new(
  lib['NDRSContextUnmarshall'],
  [
    Fiddle::TYPE_VOIDP,  # pBuff : void*
    -Fiddle::TYPE_INT,  # DataRepresentation : DWORD
  ],
  Fiddle::TYPE_VOIDP)

#[link(name = "rpcrt4")]
extern "system" {
    fn NDRSContextUnmarshall(
        pBuff: *mut (),  // void*
        DataRepresentation: u32  // DWORD
    ) -> *mut NDR_SCONTEXT;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("RPCRT4.dll")]
public static extern IntPtr NDRSContextUnmarshall(IntPtr pBuff, uint DataRepresentation);
"@
$api = Add-Type -MemberDefinition $sig -Name 'RPCRT4_NDRSContextUnmarshall' -Namespace Win32 -PassThru
# $api::NDRSContextUnmarshall(pBuff, DataRepresentation)

#uselib "RPCRT4.dll"
#func global NDRSContextUnmarshall "NDRSContextUnmarshall" sptr, sptr
; NDRSContextUnmarshall pBuff, DataRepresentation   ; 戻り値は stat
; pBuff : void* -> "sptr"
; DataRepresentation : DWORD -> "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 NDRSContextUnmarshall "NDRSContextUnmarshall" sptr, int
; res = NDRSContextUnmarshall(pBuff, DataRepresentation)
; pBuff : void* -> "sptr"
; DataRepresentation : DWORD -> "int"

; NDR_SCONTEXT* NDRSContextUnmarshall(void* pBuff, DWORD DataRepresentation)
#uselib "RPCRT4.dll"
#cfunc global NDRSContextUnmarshall "NDRSContextUnmarshall" intptr, int
; res = NDRSContextUnmarshall(pBuff, DataRepresentation)
; pBuff : void* -> "intptr"
; DataRepresentation : DWORD -> "int"

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

var (
	rpcrt4 = windows.NewLazySystemDLL("RPCRT4.dll")
	procNDRSContextUnmarshall = rpcrt4.NewProc("NDRSContextUnmarshall")
)

// pBuff (void*), DataRepresentation (DWORD)
r1, _, err := procNDRSContextUnmarshall.Call(
	uintptr(pBuff),
	uintptr(DataRepresentation),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // NDR_SCONTEXT*

function NDRSContextUnmarshall(
  pBuff: Pointer;   // void*
  DataRepresentation: DWORD   // DWORD
): Pointer; stdcall;
  external 'RPCRT4.dll' name 'NDRSContextUnmarshall';

result := DllCall("RPCRT4\NDRSContextUnmarshall"
    , "Ptr", pBuff   ; void*
    , "UInt", DataRepresentation   ; DWORD
    , "Ptr")   ; return: NDR_SCONTEXT*

●NDRSContextUnmarshall(pBuff, DataRepresentation) = DLL("RPCRT4.dll", "void* NDRSContextUnmarshall(void*, dword)")
# 呼び出し: NDRSContextUnmarshall(pBuff, DataRepresentation)
# pBuff : void* -> "void*"
# DataRepresentation : DWORD -> "dword"
# 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)。

const std = @import("std");

extern "rpcrt4" fn NDRSContextUnmarshall(
    pBuff: ?*anyopaque, // void*
    DataRepresentation: u32 // DWORD
) callconv(std.os.windows.WINAPI) [*c]NDR_SCONTEXT;

proc NDRSContextUnmarshall(
    pBuff: pointer,  # void*
    DataRepresentation: uint32  # DWORD
): ptr NDR_SCONTEXT {.importc: "NDRSContextUnmarshall", stdcall, dynlib: "RPCRT4.dll".}

pragma(lib, "rpcrt4");
extern(Windows)
NDR_SCONTEXT* NDRSContextUnmarshall(
    void* pBuff,   // void*
    uint DataRepresentation   // DWORD
);

ccall((:NDRSContextUnmarshall, "RPCRT4.dll"), stdcall, Ptr{NDR_SCONTEXT},
      (Ptr{Cvoid}, UInt32),
      pBuff, DataRepresentation)
# pBuff : void* -> Ptr{Cvoid}
# DataRepresentation : DWORD -> UInt32
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
void* NDRSContextUnmarshall(
    void* pBuff,
    uint32_t DataRepresentation);
]]
local rpcrt4 = ffi.load("rpcrt4")
-- rpcrt4.NDRSContextUnmarshall(pBuff, DataRepresentation)
-- pBuff : void*
-- DataRepresentation : DWORD
-- 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。

const koffi = require('koffi');
const lib = koffi.load('RPCRT4.dll');
const NDRSContextUnmarshall = lib.func('__stdcall', 'NDRSContextUnmarshall', 'void *', ['void *', 'uint32_t']);
// NDRSContextUnmarshall(pBuff, DataRepresentation)
// pBuff : void* -> 'void *'
// DataRepresentation : DWORD -> 'uint32_t'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。

const lib = Deno.dlopen("RPCRT4.dll", {
  NDRSContextUnmarshall: { parameters: ["pointer", "u32"], result: "pointer" },
});
// lib.symbols.NDRSContextUnmarshall(pBuff, DataRepresentation)
// pBuff : void* -> "pointer"
// DataRepresentation : DWORD -> "u32"
// 文字列引数は "buffer"(NUL 終端のバイト列を Uint8Array で渡す)。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。

<?php
$ffi = FFI::cdef(<<<C
void* NDRSContextUnmarshall(
    void* pBuff,
    uint32_t DataRepresentation);
C, "RPCRT4.dll");
// $ffi->NDRSContextUnmarshall(pBuff, DataRepresentation);
// pBuff : void*
// DataRepresentation : DWORD
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。

import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;

public interface Rpcrt4 extends StdCallLibrary {
    Rpcrt4 INSTANCE = Native.load("rpcrt4", Rpcrt4.class);
    Pointer NDRSContextUnmarshall(
        Pointer pBuff,   // void*
        int DataRepresentation   // DWORD
    );
}

@[Link("rpcrt4")]
lib LibRPCRT4
  fun NDRSContextUnmarshall = NDRSContextUnmarshall(
    pBuff : Void*,   # void*
    DataRepresentation : UInt32   # DWORD
  ) : NDR_SCONTEXT*
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。

import 'dart:ffi';
import 'package:ffi/ffi.dart';

typedef NDRSContextUnmarshallNative = Pointer<Void> Function(Pointer<Void>, Uint32);
typedef NDRSContextUnmarshallDart = Pointer<Void> Function(Pointer<Void>, int);
final NDRSContextUnmarshall = DynamicLibrary.open('RPCRT4.dll')
    .lookupFunction<NDRSContextUnmarshallNative, NDRSContextUnmarshallDart>('NDRSContextUnmarshall');
// pBuff : void* -> Pointer<Void>
// DataRepresentation : DWORD -> Uint32
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function NDRSContextUnmarshall(
  pBuff: Pointer;   // void*
  DataRepresentation: DWORD   // DWORD
): Pointer; stdcall;
  external 'RPCRT4.dll' name 'NDRSContextUnmarshall';

import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "NDRSContextUnmarshall"
  c_NDRSContextUnmarshall :: Ptr () -> Word32 -> IO (Ptr ())
-- pBuff : void* -> Ptr ()
-- DataRepresentation : DWORD -> Word32
-- 要 GHC(Windows)。stdcall は x64 では ccall として扱われる。ブロックする API は safe 呼び出し推奨。

open Ctypes
open Foreign

let ndrscontextunmarshall =
  foreign "NDRSContextUnmarshall"
    ((ptr void) @-> uint32_t @-> returning (ptr void))
(* pBuff : void* -> (ptr void) *)
(* DataRepresentation : DWORD -> uint32_t *)
(* foreign は cdecl 前提。x64 Windows では WINAPI と一致。構造体は ctypes structure を定義のこと。 *)

(cffi:define-foreign-library rpcrt4 (t "RPCRT4.dll"))
(cffi:use-foreign-library rpcrt4)

(cffi:defcfun ("NDRSContextUnmarshall" ndrscontext-unmarshall :convention :stdcall) :pointer
  (p-buff :pointer)   ; void*
  (data-representation :uint32))   ; DWORD
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $NDRSContextUnmarshall = Win32::API::More->new('RPCRT4',
    'LPVOID NDRSContextUnmarshall(LPVOID pBuff, DWORD DataRepresentation)');
# my $ret = $NDRSContextUnmarshall->Call($pBuff, $DataRepresentation);
# pBuff : void* -> LPVOID
# DataRepresentation : DWORD -> DWORD
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。