WsOpenListener

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

HRESULT WsOpenListener(
    WS_LISTENER* listener,
    const WS_STRING* url,
    const WS_ASYNC_CONTEXT* asyncContext,   // optional
    WS_ERROR* error   // optional
);

<DllImport("webservices.dll", ExactSpelling:=True)>
Public Shared Function WsOpenListener(
    ByRef listener As IntPtr,   ' WS_LISTENER*
    url As IntPtr,   ' WS_STRING*
    asyncContext As IntPtr,   ' WS_ASYNC_CONTEXT* optional
    [error] As IntPtr   ' WS_ERROR* optional
) As Integer
End Function

' listener : WS_LISTENER*
' url : WS_STRING*
' asyncContext : WS_ASYNC_CONTEXT* optional
' error : WS_ERROR* optional
Declare PtrSafe Function WsOpenListener Lib "webservices" ( _
    ByRef listener As LongPtr, _
    ByVal url As LongPtr, _
    ByVal asyncContext As LongPtr, _
    ByVal error As LongPtr) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

WsOpenListener = ctypes.windll.webservices.WsOpenListener
WsOpenListener.restype = ctypes.c_int
WsOpenListener.argtypes = [
    ctypes.c_void_p,  # listener : WS_LISTENER*
    ctypes.c_void_p,  # url : WS_STRING*
    ctypes.c_void_p,  # asyncContext : WS_ASYNC_CONTEXT* optional
    ctypes.c_void_p,  # error : WS_ERROR* optional
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('webservices.dll')
WsOpenListener = Fiddle::Function.new(
  lib['WsOpenListener'],
  [
    Fiddle::TYPE_VOIDP,  # listener : WS_LISTENER*
    Fiddle::TYPE_VOIDP,  # url : WS_STRING*
    Fiddle::TYPE_VOIDP,  # asyncContext : WS_ASYNC_CONTEXT* optional
    Fiddle::TYPE_VOIDP,  # error : WS_ERROR* optional
  ],
  Fiddle::TYPE_INT)

#[link(name = "webservices")]
extern "system" {
    fn WsOpenListener(
        listener: *mut isize,  // WS_LISTENER*
        url: *const WS_STRING,  // WS_STRING*
        asyncContext: *const WS_ASYNC_CONTEXT,  // WS_ASYNC_CONTEXT* optional
        error: *mut isize  // WS_ERROR* optional
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("webservices.dll")]
public static extern int WsOpenListener(ref IntPtr listener, IntPtr url, IntPtr asyncContext, IntPtr error);
"@
$api = Add-Type -MemberDefinition $sig -Name 'webservices_WsOpenListener' -Namespace Win32 -PassThru
# $api::WsOpenListener(listener, url, asyncContext, error)

#uselib "webservices.dll"
#func global WsOpenListener "WsOpenListener" sptr, sptr, sptr, sptr
; WsOpenListener listener, varptr(url), varptr(asyncContext), error   ; 戻り値は stat
; listener : WS_LISTENER* -> "sptr"
; url : WS_STRING* -> "sptr"
; asyncContext : WS_ASYNC_CONTEXT* optional -> "sptr"
; error : WS_ERROR* optional -> "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 "webservices.dll"
#cfunc global WsOpenListener "WsOpenListener" int, var, var, int
; res = WsOpenListener(listener, url, asyncContext, error)
; listener : WS_LISTENER* -> "int"
; url : WS_STRING* -> "var"
; asyncContext : WS_ASYNC_CONTEXT* optional -> "var"
; error : WS_ERROR* optional -> "int"
; ※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。

; HRESULT WsOpenListener(WS_LISTENER* listener, WS_STRING* url, WS_ASYNC_CONTEXT* asyncContext, WS_ERROR* error)
#uselib "webservices.dll"
#cfunc global WsOpenListener "WsOpenListener" int, var, var, int
; res = WsOpenListener(listener, url, asyncContext, error)
; listener : WS_LISTENER* -> "int"
; url : WS_STRING* -> "var"
; asyncContext : WS_ASYNC_CONTEXT* optional -> "var"
; error : WS_ERROR* optional -> "int"
; ※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 (
	webservices = windows.NewLazySystemDLL("webservices.dll")
	procWsOpenListener = webservices.NewProc("WsOpenListener")
)

// listener (WS_LISTENER*), url (WS_STRING*), asyncContext (WS_ASYNC_CONTEXT* optional), error (WS_ERROR* optional)
r1, _, err := procWsOpenListener.Call(
	uintptr(listener),
	uintptr(url),
	uintptr(asyncContext),
	uintptr(error),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function WsOpenListener(
  listener: Pointer;   // WS_LISTENER*
  url: Pointer;   // WS_STRING*
  asyncContext: Pointer;   // WS_ASYNC_CONTEXT* optional
  error: Pointer   // WS_ERROR* optional
): Integer; stdcall;
  external 'webservices.dll' name 'WsOpenListener';

result := DllCall("webservices\WsOpenListener"
    , "Ptr", listener   ; WS_LISTENER*
    , "Ptr", url   ; WS_STRING*
    , "Ptr", asyncContext   ; WS_ASYNC_CONTEXT* optional
    , "Ptr", error   ; WS_ERROR* optional
    , "Int")   ; return: HRESULT

●WsOpenListener(listener, url, asyncContext, error) = DLL("webservices.dll", "int WsOpenListener(void*, void*, void*, void*)")
# 呼び出し: WsOpenListener(listener, url, asyncContext, error)
# listener : WS_LISTENER* -> "void*"
# url : WS_STRING* -> "void*"
# asyncContext : WS_ASYNC_CONTEXT* optional -> "void*"
# error : WS_ERROR* optional -> "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)。