lineGetIDW

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

INT lineGetIDW(
    DWORD hLine,
    DWORD dwAddressID,
    DWORD hCall,
    DWORD dwSelect,
    VARSTRING* lpDeviceID,
    LPCWSTR lpszDeviceClass
);

<DllImport("TAPI32.dll", CharSet:=CharSet.Unicode, ExactSpelling:=True)>
Public Shared Function lineGetIDW(
    hLine As UInteger,   ' DWORD
    dwAddressID As UInteger,   ' DWORD
    hCall As UInteger,   ' DWORD
    dwSelect As UInteger,   ' DWORD
    lpDeviceID As IntPtr,   ' VARSTRING* in/out
    <MarshalAs(UnmanagedType.LPWStr)> lpszDeviceClass As String   ' LPCWSTR
) As Integer
End Function

' hLine : DWORD
' dwAddressID : DWORD
' hCall : DWORD
' dwSelect : DWORD
' lpDeviceID : VARSTRING* in/out
' lpszDeviceClass : LPCWSTR
Declare PtrSafe Function lineGetIDW Lib "tapi32" ( _
    ByVal hLine As Long, _
    ByVal dwAddressID As Long, _
    ByVal hCall As Long, _
    ByVal dwSelect As Long, _
    ByVal lpDeviceID As LongPtr, _
    ByVal lpszDeviceClass 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

lineGetIDW = ctypes.windll.tapi32.lineGetIDW
lineGetIDW.restype = ctypes.c_int
lineGetIDW.argtypes = [
    wintypes.DWORD,  # hLine : DWORD
    wintypes.DWORD,  # dwAddressID : DWORD
    wintypes.DWORD,  # hCall : DWORD
    wintypes.DWORD,  # dwSelect : DWORD
    ctypes.c_void_p,  # lpDeviceID : VARSTRING* in/out
    wintypes.LPCWSTR,  # lpszDeviceClass : LPCWSTR
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('TAPI32.dll')
lineGetIDW = Fiddle::Function.new(
  lib['lineGetIDW'],
  [
    -Fiddle::TYPE_INT,  # hLine : DWORD
    -Fiddle::TYPE_INT,  # dwAddressID : DWORD
    -Fiddle::TYPE_INT,  # hCall : DWORD
    -Fiddle::TYPE_INT,  # dwSelect : DWORD
    Fiddle::TYPE_VOIDP,  # lpDeviceID : VARSTRING* in/out
    Fiddle::TYPE_VOIDP,  # lpszDeviceClass : LPCWSTR
  ],
  Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "tapi32")]
extern "system" {
    fn lineGetIDW(
        hLine: u32,  // DWORD
        dwAddressID: u32,  // DWORD
        hCall: u32,  // DWORD
        dwSelect: u32,  // DWORD
        lpDeviceID: *mut VARSTRING,  // VARSTRING* in/out
        lpszDeviceClass: *const u16  // LPCWSTR
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("TAPI32.dll", CharSet = CharSet.Unicode)]
public static extern int lineGetIDW(uint hLine, uint dwAddressID, uint hCall, uint dwSelect, IntPtr lpDeviceID, [MarshalAs(UnmanagedType.LPWStr)] string lpszDeviceClass);
"@
$api = Add-Type -MemberDefinition $sig -Name 'TAPI32_lineGetIDW' -Namespace Win32 -PassThru
# $api::lineGetIDW(hLine, dwAddressID, hCall, dwSelect, lpDeviceID, lpszDeviceClass)

#uselib "TAPI32.dll"
#func global lineGetIDW "lineGetIDW" wptr, wptr, wptr, wptr, wptr, wptr
; lineGetIDW hLine, dwAddressID, hCall, dwSelect, varptr(lpDeviceID), lpszDeviceClass   ; 戻り値は stat
; hLine : DWORD -> "wptr"
; dwAddressID : DWORD -> "wptr"
; hCall : DWORD -> "wptr"
; dwSelect : DWORD -> "wptr"
; lpDeviceID : VARSTRING* in/out -> "wptr"
; lpszDeviceClass : LPCWSTR -> "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。

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

var (
	tapi32 = windows.NewLazySystemDLL("TAPI32.dll")
	proclineGetIDW = tapi32.NewProc("lineGetIDW")
)

// hLine (DWORD), dwAddressID (DWORD), hCall (DWORD), dwSelect (DWORD), lpDeviceID (VARSTRING* in/out), lpszDeviceClass (LPCWSTR)
r1, _, err := proclineGetIDW.Call(
	uintptr(hLine),
	uintptr(dwAddressID),
	uintptr(hCall),
	uintptr(dwSelect),
	uintptr(lpDeviceID),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(lpszDeviceClass))),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // INT

function lineGetIDW(
  hLine: DWORD;   // DWORD
  dwAddressID: DWORD;   // DWORD
  hCall: DWORD;   // DWORD
  dwSelect: DWORD;   // DWORD
  lpDeviceID: Pointer;   // VARSTRING* in/out
  lpszDeviceClass: PWideChar   // LPCWSTR
): Integer; stdcall;
  external 'TAPI32.dll' name 'lineGetIDW';

result := DllCall("TAPI32\lineGetIDW"
    , "UInt", hLine   ; DWORD
    , "UInt", dwAddressID   ; DWORD
    , "UInt", hCall   ; DWORD
    , "UInt", dwSelect   ; DWORD
    , "Ptr", lpDeviceID   ; VARSTRING* in/out
    , "WStr", lpszDeviceClass   ; LPCWSTR
    , "Int")   ; return: INT

●lineGetIDW(hLine, dwAddressID, hCall, dwSelect, lpDeviceID, lpszDeviceClass) = DLL("TAPI32.dll", "int lineGetIDW(dword, dword, dword, dword, void*, char*)")
# 呼び出し: lineGetIDW(hLine, dwAddressID, hCall, dwSelect, lpDeviceID, lpszDeviceClass)
# hLine : DWORD -> "dword"
# dwAddressID : DWORD -> "dword"
# hCall : DWORD -> "dword"
# dwSelect : DWORD -> "dword"
# lpDeviceID : VARSTRING* in/out -> "void*"
# lpszDeviceClass : LPCWSTR -> "char*"
# 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 lineGetIDW(
    hLine: u32, // DWORD
    dwAddressID: u32, // DWORD
    hCall: u32, // DWORD
    dwSelect: u32, // DWORD
    lpDeviceID: [*c]VARSTRING, // VARSTRING* in/out
    lpszDeviceClass: [*c]const u16 // LPCWSTR
) 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 lineGetIDW(
    hLine: uint32,  # DWORD
    dwAddressID: uint32,  # DWORD
    hCall: uint32,  # DWORD
    dwSelect: uint32,  # DWORD
    lpDeviceID: ptr VARSTRING,  # VARSTRING* in/out
    lpszDeviceClass: WideCString  # LPCWSTR
): int32 {.importc: "lineGetIDW", stdcall, dynlib: "TAPI32.dll".}
# Unicode(-W): WideCString は newWideCString("...") で生成。

pragma(lib, "tapi32");
extern(Windows)
int lineGetIDW(
    uint hLine,   // DWORD
    uint dwAddressID,   // DWORD
    uint hCall,   // DWORD
    uint dwSelect,   // DWORD
    VARSTRING* lpDeviceID,   // VARSTRING* in/out
    const(wchar)* lpszDeviceClass   // LPCWSTR
);

ccall((:lineGetIDW, "TAPI32.dll"), stdcall, Int32,
      (UInt32, UInt32, UInt32, UInt32, Ptr{VARSTRING}, Cwstring),
      hLine, dwAddressID, hCall, dwSelect, lpDeviceID, lpszDeviceClass)
# hLine : DWORD -> UInt32
# dwAddressID : DWORD -> UInt32
# hCall : DWORD -> UInt32
# dwSelect : DWORD -> UInt32
# lpDeviceID : VARSTRING* in/out -> Ptr{VARSTRING}
# lpszDeviceClass : LPCWSTR -> Cwstring
# 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 lineGetIDW(
    uint32_t hLine,
    uint32_t dwAddressID,
    uint32_t hCall,
    uint32_t dwSelect,
    void* lpDeviceID,
    const uint16_t* lpszDeviceClass);
]]
local tapi32 = ffi.load("tapi32")
-- tapi32.lineGetIDW(hLine, dwAddressID, hCall, dwSelect, lpDeviceID, lpszDeviceClass)
-- hLine : DWORD
-- dwAddressID : DWORD
-- hCall : DWORD
-- dwSelect : DWORD
-- lpDeviceID : VARSTRING* in/out
-- lpszDeviceClass : LPCWSTR
-- 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 lineGetIDW = lib.func('__stdcall', 'lineGetIDW', 'int32_t', ['uint32_t', 'uint32_t', 'uint32_t', 'uint32_t', 'void *', 'str16']);
// lineGetIDW(hLine, dwAddressID, hCall, dwSelect, lpDeviceID, lpszDeviceClass)
// hLine : DWORD -> 'uint32_t'
// dwAddressID : DWORD -> 'uint32_t'
// hCall : DWORD -> 'uint32_t'
// dwSelect : DWORD -> 'uint32_t'
// lpDeviceID : VARSTRING* in/out -> 'void *'
// lpszDeviceClass : LPCWSTR -> 'str16'
// 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", {
  lineGetIDW: { parameters: ["u32", "u32", "u32", "u32", "pointer", "buffer"], result: "i32" },
});
// lib.symbols.lineGetIDW(hLine, dwAddressID, hCall, dwSelect, lpDeviceID, lpszDeviceClass)
// hLine : DWORD -> "u32"
// dwAddressID : DWORD -> "u32"
// hCall : DWORD -> "u32"
// dwSelect : DWORD -> "u32"
// lpDeviceID : VARSTRING* in/out -> "pointer"
// lpszDeviceClass : LPCWSTR -> "buffer"
// 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 lineGetIDW(
    uint32_t hLine,
    uint32_t dwAddressID,
    uint32_t hCall,
    uint32_t dwSelect,
    void* lpDeviceID,
    const uint16_t* lpszDeviceClass);
C, "TAPI32.dll");
// $ffi->lineGetIDW(hLine, dwAddressID, hCall, dwSelect, lpDeviceID, lpszDeviceClass);
// hLine : DWORD
// dwAddressID : DWORD
// hCall : DWORD
// dwSelect : DWORD
// lpDeviceID : VARSTRING* in/out
// lpszDeviceClass : LPCWSTR
// 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 lineGetIDW(
        int hLine,   // DWORD
        int dwAddressID,   // DWORD
        int hCall,   // DWORD
        int dwSelect,   // DWORD
        Pointer lpDeviceID,   // VARSTRING* in/out
        WString lpszDeviceClass   // LPCWSTR
    );
}
// Unicode(-W): WString(入力)/char[](出力)で UTF-16 をマーシャリング。

@[Link("tapi32")]
lib LibTAPI32
  fun lineGetIDW = lineGetIDW(
    hLine : UInt32,   # DWORD
    dwAddressID : UInt32,   # DWORD
    hCall : UInt32,   # DWORD
    dwSelect : UInt32,   # DWORD
    lpDeviceID : VARSTRING*,   # VARSTRING* in/out
    lpszDeviceClass : UInt16*   # LPCWSTR
  ) : 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 lineGetIDWNative = Int32 Function(Uint32, Uint32, Uint32, Uint32, Pointer<Void>, Pointer<Utf16>);
typedef lineGetIDWDart = int Function(int, int, int, int, Pointer<Void>, Pointer<Utf16>);
final lineGetIDW = DynamicLibrary.open('TAPI32.dll')
    .lookupFunction<lineGetIDWNative, lineGetIDWDart>('lineGetIDW');
// hLine : DWORD -> Uint32
// dwAddressID : DWORD -> Uint32
// hCall : DWORD -> Uint32
// dwSelect : DWORD -> Uint32
// lpDeviceID : VARSTRING* in/out -> Pointer<Void>
// lpszDeviceClass : LPCWSTR -> Pointer<Utf16>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function lineGetIDW(
  hLine: DWORD;   // DWORD
  dwAddressID: DWORD;   // DWORD
  hCall: DWORD;   // DWORD
  dwSelect: DWORD;   // DWORD
  lpDeviceID: Pointer;   // VARSTRING* in/out
  lpszDeviceClass: PWideChar   // LPCWSTR
): Integer; stdcall;
  external 'TAPI32.dll' name 'lineGetIDW';

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

foreign import stdcall safe "lineGetIDW"
  c_lineGetIDW :: Word32 -> Word32 -> Word32 -> Word32 -> Ptr () -> CWString -> IO Int32
-- hLine : DWORD -> Word32
-- dwAddressID : DWORD -> Word32
-- hCall : DWORD -> Word32
-- dwSelect : DWORD -> Word32
-- lpDeviceID : VARSTRING* in/out -> Ptr ()
-- lpszDeviceClass : LPCWSTR -> CWString
-- 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 linegetidw =
  foreign "lineGetIDW"
    (uint32_t @-> uint32_t @-> uint32_t @-> uint32_t @-> (ptr void) @-> (ptr uint16_t) @-> returning int32_t)
(* hLine : DWORD -> uint32_t *)
(* dwAddressID : DWORD -> uint32_t *)
(* hCall : DWORD -> uint32_t *)
(* dwSelect : DWORD -> uint32_t *)
(* lpDeviceID : VARSTRING* in/out -> (ptr void) *)
(* lpszDeviceClass : LPCWSTR -> (ptr uint16_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 tapi32 (t "TAPI32.dll"))
(cffi:use-foreign-library tapi32)

(cffi:defcfun ("lineGetIDW" line-get-idw :convention :stdcall) :int32
  (h-line :uint32)   ; DWORD
  (dw-address-id :uint32)   ; DWORD
  (h-call :uint32)   ; DWORD
  (dw-select :uint32)   ; DWORD
  (lp-device-id :pointer)   ; VARSTRING* in/out
  (lpsz-device-class (:string :encoding :utf-16le)))   ; LPCWSTR
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $lineGetIDW = Win32::API::More->new('TAPI32',
    'int lineGetIDW(DWORD hLine, DWORD dwAddressID, DWORD hCall, DWORD dwSelect, LPVOID lpDeviceID, LPCWSTR lpszDeviceClass)');
# my $ret = $lineGetIDW->Call($hLine, $dwAddressID, $hCall, $dwSelect, $lpDeviceID, $lpszDeviceClass);
# hLine : DWORD -> DWORD
# dwAddressID : DWORD -> DWORD
# hCall : DWORD -> DWORD
# dwSelect : DWORD -> DWORD
# lpDeviceID : VARSTRING* in/out -> LPVOID
# lpszDeviceClass : LPCWSTR -> LPCWSTR
# 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。