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。