lineGetStatusMessages

// TAPI32.dll
#include <windows.h>

INT lineGetStatusMessages(
    DWORD hLine,
    DWORD* lpdwLineStates,
    DWORD* lpdwAddressStates
);

<DllImport("TAPI32.dll", ExactSpelling:=True)>
Public Shared Function lineGetStatusMessages(
    hLine As UInteger,   ' DWORD
    ByRef lpdwLineStates As UInteger,   ' DWORD* in/out
    ByRef lpdwAddressStates As UInteger   ' DWORD* in/out
) As Integer
End Function

' hLine : DWORD
' lpdwLineStates : DWORD* in/out
' lpdwAddressStates : DWORD* in/out
Declare PtrSafe Function lineGetStatusMessages Lib "tapi32" ( _
    ByVal hLine As Long, _
    ByRef lpdwLineStates As Long, _
    ByRef lpdwAddressStates As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

lineGetStatusMessages = ctypes.windll.tapi32.lineGetStatusMessages
lineGetStatusMessages.restype = ctypes.c_int
lineGetStatusMessages.argtypes = [
    wintypes.DWORD,  # hLine : DWORD
    ctypes.POINTER(wintypes.DWORD),  # lpdwLineStates : DWORD* in/out
    ctypes.POINTER(wintypes.DWORD),  # lpdwAddressStates : DWORD* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('TAPI32.dll')
lineGetStatusMessages = Fiddle::Function.new(
  lib['lineGetStatusMessages'],
  [
    -Fiddle::TYPE_INT,  # hLine : DWORD
    Fiddle::TYPE_VOIDP,  # lpdwLineStates : DWORD* in/out
    Fiddle::TYPE_VOIDP,  # lpdwAddressStates : DWORD* in/out
  ],
  Fiddle::TYPE_INT)

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

$sig = @"
[DllImport("TAPI32.dll")]
public static extern int lineGetStatusMessages(uint hLine, ref uint lpdwLineStates, ref uint lpdwAddressStates);
"@
$api = Add-Type -MemberDefinition $sig -Name 'TAPI32_lineGetStatusMessages' -Namespace Win32 -PassThru
# $api::lineGetStatusMessages(hLine, lpdwLineStates, lpdwAddressStates)

#uselib "TAPI32.dll"
#func global lineGetStatusMessages "lineGetStatusMessages" sptr, sptr, sptr
; lineGetStatusMessages hLine, varptr(lpdwLineStates), varptr(lpdwAddressStates)   ; 戻り値は stat
; hLine : DWORD -> "sptr"
; lpdwLineStates : DWORD* in/out -> "sptr"
; lpdwAddressStates : DWORD* in/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 "TAPI32.dll"
#cfunc global lineGetStatusMessages "lineGetStatusMessages" int, var, var
; res = lineGetStatusMessages(hLine, lpdwLineStates, lpdwAddressStates)
; hLine : DWORD -> "int"
; lpdwLineStates : DWORD* in/out -> "var"
; lpdwAddressStates : DWORD* in/out -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

; INT lineGetStatusMessages(DWORD hLine, DWORD* lpdwLineStates, DWORD* lpdwAddressStates)
#uselib "TAPI32.dll"
#cfunc global lineGetStatusMessages "lineGetStatusMessages" int, var, var
; res = lineGetStatusMessages(hLine, lpdwLineStates, lpdwAddressStates)
; hLine : DWORD -> "int"
; lpdwLineStates : DWORD* in/out -> "var"
; lpdwAddressStates : DWORD* in/out -> "var"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

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

var (
	tapi32 = windows.NewLazySystemDLL("TAPI32.dll")
	proclineGetStatusMessages = tapi32.NewProc("lineGetStatusMessages")
)

// hLine (DWORD), lpdwLineStates (DWORD* in/out), lpdwAddressStates (DWORD* in/out)
r1, _, err := proclineGetStatusMessages.Call(
	uintptr(hLine),
	uintptr(lpdwLineStates),
	uintptr(lpdwAddressStates),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // INT

function lineGetStatusMessages(
  hLine: DWORD;   // DWORD
  lpdwLineStates: Pointer;   // DWORD* in/out
  lpdwAddressStates: Pointer   // DWORD* in/out
): Integer; stdcall;
  external 'TAPI32.dll' name 'lineGetStatusMessages';

result := DllCall("TAPI32\lineGetStatusMessages"
    , "UInt", hLine   ; DWORD
    , "Ptr", lpdwLineStates   ; DWORD* in/out
    , "Ptr", lpdwAddressStates   ; DWORD* in/out
    , "Int")   ; return: INT

●lineGetStatusMessages(hLine, lpdwLineStates, lpdwAddressStates) = DLL("TAPI32.dll", "int lineGetStatusMessages(dword, void*, void*)")
# 呼び出し: lineGetStatusMessages(hLine, lpdwLineStates, lpdwAddressStates)
# hLine : DWORD -> "dword"
# lpdwLineStates : DWORD* in/out -> "void*"
# lpdwAddressStates : DWORD* 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)。