lineGetRequestW

// TAPI32.dll  (Unicode / -W)
#include <windows.h>

INT lineGetRequestW(
    DWORD hLineApp,
    DWORD dwRequestMode,
    void* lpRequestBuffer
);

<DllImport("TAPI32.dll", CharSet:=CharSet.Unicode, ExactSpelling:=True)>
Public Shared Function lineGetRequestW(
    hLineApp As UInteger,   ' DWORD
    dwRequestMode As UInteger,   ' DWORD
    lpRequestBuffer As IntPtr   ' void* in/out
) As Integer
End Function

' hLineApp : DWORD
' dwRequestMode : DWORD
' lpRequestBuffer : void* in/out
Declare PtrSafe Function lineGetRequestW Lib "tapi32" ( _
    ByVal hLineApp As Long, _
    ByVal dwRequestMode As Long, _
    ByVal lpRequestBuffer As LongPtr) As Long
' Unicode(W): 文字列は ByVal As LongPtr とし StrPtr(unicodeStr) を渡す
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

lineGetRequestW = ctypes.windll.tapi32.lineGetRequestW
lineGetRequestW.restype = ctypes.c_int
lineGetRequestW.argtypes = [
    wintypes.DWORD,  # hLineApp : DWORD
    wintypes.DWORD,  # dwRequestMode : DWORD
    ctypes.POINTER(None),  # lpRequestBuffer : void* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('TAPI32.dll')
lineGetRequestW = Fiddle::Function.new(
  lib['lineGetRequestW'],
  [
    -Fiddle::TYPE_INT,  # hLineApp : DWORD
    -Fiddle::TYPE_INT,  # dwRequestMode : DWORD
    Fiddle::TYPE_VOIDP,  # lpRequestBuffer : void* in/out
  ],
  Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "tapi32")]
extern "system" {
    fn lineGetRequestW(
        hLineApp: u32,  // DWORD
        dwRequestMode: u32,  // DWORD
        lpRequestBuffer: *mut ()  // void* in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("TAPI32.dll", CharSet = CharSet.Unicode)]
public static extern int lineGetRequestW(uint hLineApp, uint dwRequestMode, IntPtr lpRequestBuffer);
"@
$api = Add-Type -MemberDefinition $sig -Name 'TAPI32_lineGetRequestW' -Namespace Win32 -PassThru
# $api::lineGetRequestW(hLineApp, dwRequestMode, lpRequestBuffer)

#uselib "TAPI32.dll"
#func global lineGetRequestW "lineGetRequestW" wptr, wptr, wptr
; lineGetRequestW hLineApp, dwRequestMode, lpRequestBuffer   ; 戻り値は stat
; hLineApp : DWORD -> "wptr"
; dwRequestMode : DWORD -> "wptr"
; lpRequestBuffer : void* in/out -> "wptr"
; ※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 "TAPI32.dll"
#cfunc global lineGetRequestW "lineGetRequestW" int, int, sptr
; res = lineGetRequestW(hLineApp, dwRequestMode, lpRequestBuffer)
; hLineApp : DWORD -> "int"
; dwRequestMode : DWORD -> "int"
; lpRequestBuffer : void* in/out -> "sptr"

; INT lineGetRequestW(DWORD hLineApp, DWORD dwRequestMode, void* lpRequestBuffer)
#uselib "TAPI32.dll"
#cfunc global lineGetRequestW "lineGetRequestW" int, int, intptr
; res = lineGetRequestW(hLineApp, dwRequestMode, lpRequestBuffer)
; hLineApp : DWORD -> "int"
; dwRequestMode : DWORD -> "int"
; lpRequestBuffer : void* in/out -> "intptr"

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

var (
	tapi32 = windows.NewLazySystemDLL("TAPI32.dll")
	proclineGetRequestW = tapi32.NewProc("lineGetRequestW")
)

// hLineApp (DWORD), dwRequestMode (DWORD), lpRequestBuffer (void* in/out)
r1, _, err := proclineGetRequestW.Call(
	uintptr(hLineApp),
	uintptr(dwRequestMode),
	uintptr(lpRequestBuffer),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // INT

function lineGetRequestW(
  hLineApp: DWORD;   // DWORD
  dwRequestMode: DWORD;   // DWORD
  lpRequestBuffer: Pointer   // void* in/out
): Integer; stdcall;
  external 'TAPI32.dll' name 'lineGetRequestW';

result := DllCall("TAPI32\lineGetRequestW"
    , "UInt", hLineApp   ; DWORD
    , "UInt", dwRequestMode   ; DWORD
    , "Ptr", lpRequestBuffer   ; void* in/out
    , "Int")   ; return: INT

●lineGetRequestW(hLineApp, dwRequestMode, lpRequestBuffer) = DLL("TAPI32.dll", "int lineGetRequestW(dword, dword, void*)")
# 呼び出し: lineGetRequestW(hLineApp, dwRequestMode, lpRequestBuffer)
# hLineApp : DWORD -> "dword"
# dwRequestMode : DWORD -> "dword"
# lpRequestBuffer : 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)。
# ※-W(Unicode)関数。なでしこ1はANSIのため -A 版の利用を推奨。

const std = @import("std");

extern "tapi32" fn lineGetRequestW(
    hLineApp: u32, // DWORD
    dwRequestMode: u32, // DWORD
    lpRequestBuffer: ?*anyopaque // void* in/out
) callconv(std.os.windows.WINAPI) i32;
// Unicode(-W): UTF-16LE のヌル終端バッファ([*c]const u16)を渡す。

proc lineGetRequestW(
    hLineApp: uint32,  # DWORD
    dwRequestMode: uint32,  # DWORD
    lpRequestBuffer: pointer  # void* in/out
): int32 {.importc: "lineGetRequestW", stdcall, dynlib: "TAPI32.dll".}
# Unicode(-W): WideCString は newWideCString("...") で生成。

pragma(lib, "tapi32");
extern(Windows)
int lineGetRequestW(
    uint hLineApp,   // DWORD
    uint dwRequestMode,   // DWORD
    void* lpRequestBuffer   // void* in/out
);

ccall((:lineGetRequestW, "TAPI32.dll"), stdcall, Int32,
      (UInt32, UInt32, Ptr{Cvoid}),
      hLineApp, dwRequestMode, lpRequestBuffer)
# hLineApp : DWORD -> UInt32
# dwRequestMode : DWORD -> UInt32
# lpRequestBuffer : void* in/out -> Ptr{Cvoid}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。
# Unicode(-W): Cwstring には transcode(UInt16, "...") 等で UTF-16 を渡す。

local ffi = require("ffi")
ffi.cdef[[
int32_t lineGetRequestW(
    uint32_t hLineApp,
    uint32_t dwRequestMode,
    void* lpRequestBuffer);
]]
local tapi32 = ffi.load("tapi32")
-- tapi32.lineGetRequestW(hLineApp, dwRequestMode, lpRequestBuffer)
-- hLineApp : DWORD
-- dwRequestMode : DWORD
-- lpRequestBuffer : void* in/out
-- 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。
-- Unicode(-W): uint16_t* には UTF-16LE のバッファ(ffi.new("uint16_t[?]", ...))を渡す。

const koffi = require('koffi');
const lib = koffi.load('TAPI32.dll');
const lineGetRequestW = lib.func('__stdcall', 'lineGetRequestW', 'int32_t', ['uint32_t', 'uint32_t', 'void *']);
// lineGetRequestW(hLineApp, dwRequestMode, lpRequestBuffer)
// hLineApp : DWORD -> 'uint32_t'
// dwRequestMode : DWORD -> 'uint32_t'
// lpRequestBuffer : void* in/out -> 'void *'
// 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("TAPI32.dll", {
  lineGetRequestW: { parameters: ["u32", "u32", "pointer"], result: "i32" },
});
// lib.symbols.lineGetRequestW(hLineApp, dwRequestMode, lpRequestBuffer)
// hLineApp : DWORD -> "u32"
// dwRequestMode : DWORD -> "u32"
// lpRequestBuffer : void* in/out -> "pointer"
// 文字列は "buffer"。Unicode(-W) は new TextEncoder() ではなく UTF-16LE のバイト列(末尾に \x00\x00)を Uint8Array で渡す。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。

<?php
$ffi = FFI::cdef(<<<C
int32_t lineGetRequestW(
    uint32_t hLineApp,
    uint32_t dwRequestMode,
    void* lpRequestBuffer);
C, "TAPI32.dll");
// $ffi->lineGetRequestW(hLineApp, dwRequestMode, lpRequestBuffer);
// hLineApp : DWORD
// dwRequestMode : DWORD
// lpRequestBuffer : void* in/out
// 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 Tapi32 extends StdCallLibrary {
    Tapi32 INSTANCE = Native.load("tapi32", Tapi32.class, W32APIOptions.UNICODE_OPTIONS);
    int lineGetRequestW(
        int hLineApp,   // DWORD
        int dwRequestMode,   // DWORD
        Pointer lpRequestBuffer   // void* in/out
    );
}
// Unicode(-W): WString(入力)/char[](出力)で UTF-16 をマーシャリング。

@[Link("tapi32")]
lib LibTAPI32
  fun lineGetRequestW = lineGetRequestW(
    hLineApp : UInt32,   # DWORD
    dwRequestMode : UInt32,   # DWORD
    lpRequestBuffer : Void*   # void* in/out
  ) : Int32
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 lineGetRequestWNative = Int32 Function(Uint32, Uint32, Pointer<Void>);
typedef lineGetRequestWDart = int Function(int, int, Pointer<Void>);
final lineGetRequestW = DynamicLibrary.open('TAPI32.dll')
    .lookupFunction<lineGetRequestWNative, lineGetRequestWDart>('lineGetRequestW');
// hLineApp : DWORD -> Uint32
// dwRequestMode : DWORD -> Uint32
// lpRequestBuffer : void* in/out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function lineGetRequestW(
  hLineApp: DWORD;   // DWORD
  dwRequestMode: DWORD;   // DWORD
  lpRequestBuffer: Pointer   // void* in/out
): Integer; stdcall;
  external 'TAPI32.dll' name 'lineGetRequestW';

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

foreign import stdcall safe "lineGetRequestW"
  c_lineGetRequestW :: Word32 -> Word32 -> Ptr () -> IO Int32
-- hLineApp : DWORD -> Word32
-- dwRequestMode : DWORD -> Word32
-- lpRequestBuffer : void* in/out -> Ptr ()
-- 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 linegetrequestw =
  foreign "lineGetRequestW"
    (uint32_t @-> uint32_t @-> (ptr void) @-> returning int32_t)
(* hLineApp : DWORD -> uint32_t *)
(* dwRequestMode : DWORD -> uint32_t *)
(* lpRequestBuffer : void* in/out -> (ptr void) *)
(* 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 tapi32 (t "TAPI32.dll"))
(cffi:use-foreign-library tapi32)

(cffi:defcfun ("lineGetRequestW" line-get-request-w :convention :stdcall) :int32
  (h-line-app :uint32)   ; DWORD
  (dw-request-mode :uint32)   ; DWORD
  (lp-request-buffer :pointer))   ; void* in/out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $lineGetRequestW = Win32::API::More->new('TAPI32',
    'int lineGetRequestW(DWORD hLineApp, DWORD dwRequestMode, LPVOID lpRequestBuffer)');
# my $ret = $lineGetRequestW->Call($hLineApp, $dwRequestMode, $lpRequestBuffer);
# hLineApp : DWORD -> DWORD
# dwRequestMode : DWORD -> DWORD
# lpRequestBuffer : void* in/out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。
# Unicode(-W): LPCWSTR/LPWSTR は Win32::API が UTF-16 変換を行う。