WsOpenServiceProxy

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

HRESULT WsOpenServiceProxy(
    WS_SERVICE_PROXY* serviceProxy,
    const WS_ENDPOINT_ADDRESS* address,
    const WS_ASYNC_CONTEXT* asyncContext,   // optional
    WS_ERROR* error   // optional
);

<DllImport("webservices.dll", ExactSpelling:=True)>
Public Shared Function WsOpenServiceProxy(
    ByRef serviceProxy As IntPtr,   ' WS_SERVICE_PROXY*
    address As IntPtr,   ' WS_ENDPOINT_ADDRESS*
    asyncContext As IntPtr,   ' WS_ASYNC_CONTEXT* optional
    [error] As IntPtr   ' WS_ERROR* optional
) As Integer
End Function

' serviceProxy : WS_SERVICE_PROXY*
' address : WS_ENDPOINT_ADDRESS*
' asyncContext : WS_ASYNC_CONTEXT* optional
' error : WS_ERROR* optional
Declare PtrSafe Function WsOpenServiceProxy Lib "webservices" ( _
    ByRef serviceProxy As LongPtr, _
    ByVal address 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

WsOpenServiceProxy = ctypes.windll.webservices.WsOpenServiceProxy
WsOpenServiceProxy.restype = ctypes.c_int
WsOpenServiceProxy.argtypes = [
    ctypes.c_void_p,  # serviceProxy : WS_SERVICE_PROXY*
    ctypes.c_void_p,  # address : WS_ENDPOINT_ADDRESS*
    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')
WsOpenServiceProxy = Fiddle::Function.new(
  lib['WsOpenServiceProxy'],
  [
    Fiddle::TYPE_VOIDP,  # serviceProxy : WS_SERVICE_PROXY*
    Fiddle::TYPE_VOIDP,  # address : WS_ENDPOINT_ADDRESS*
    Fiddle::TYPE_VOIDP,  # asyncContext : WS_ASYNC_CONTEXT* optional
    Fiddle::TYPE_VOIDP,  # error : WS_ERROR* optional
  ],
  Fiddle::TYPE_INT)

#[link(name = "webservices")]
extern "system" {
    fn WsOpenServiceProxy(
        serviceProxy: *mut isize,  // WS_SERVICE_PROXY*
        address: *const WS_ENDPOINT_ADDRESS,  // WS_ENDPOINT_ADDRESS*
        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 WsOpenServiceProxy(ref IntPtr serviceProxy, IntPtr address, IntPtr asyncContext, IntPtr error);
"@
$api = Add-Type -MemberDefinition $sig -Name 'webservices_WsOpenServiceProxy' -Namespace Win32 -PassThru
# $api::WsOpenServiceProxy(serviceProxy, address, asyncContext, error)

#uselib "webservices.dll"
#func global WsOpenServiceProxy "WsOpenServiceProxy" sptr, sptr, sptr, sptr
; WsOpenServiceProxy serviceProxy, varptr(address), varptr(asyncContext), error   ; 戻り値は stat
; serviceProxy : WS_SERVICE_PROXY* -> "sptr"
; address : WS_ENDPOINT_ADDRESS* -> "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 WsOpenServiceProxy "WsOpenServiceProxy" int, var, var, int
; res = WsOpenServiceProxy(serviceProxy, address, asyncContext, error)
; serviceProxy : WS_SERVICE_PROXY* -> "int"
; address : WS_ENDPOINT_ADDRESS* -> "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 WsOpenServiceProxy(WS_SERVICE_PROXY* serviceProxy, WS_ENDPOINT_ADDRESS* address, WS_ASYNC_CONTEXT* asyncContext, WS_ERROR* error)
#uselib "webservices.dll"
#cfunc global WsOpenServiceProxy "WsOpenServiceProxy" int, var, var, int
; res = WsOpenServiceProxy(serviceProxy, address, asyncContext, error)
; serviceProxy : WS_SERVICE_PROXY* -> "int"
; address : WS_ENDPOINT_ADDRESS* -> "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")
	procWsOpenServiceProxy = webservices.NewProc("WsOpenServiceProxy")
)

// serviceProxy (WS_SERVICE_PROXY*), address (WS_ENDPOINT_ADDRESS*), asyncContext (WS_ASYNC_CONTEXT* optional), error (WS_ERROR* optional)
r1, _, err := procWsOpenServiceProxy.Call(
	uintptr(serviceProxy),
	uintptr(address),
	uintptr(asyncContext),
	uintptr(error),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function WsOpenServiceProxy(
  serviceProxy: Pointer;   // WS_SERVICE_PROXY*
  address: Pointer;   // WS_ENDPOINT_ADDRESS*
  asyncContext: Pointer;   // WS_ASYNC_CONTEXT* optional
  error: Pointer   // WS_ERROR* optional
): Integer; stdcall;
  external 'webservices.dll' name 'WsOpenServiceProxy';

result := DllCall("webservices\WsOpenServiceProxy"
    , "Ptr", serviceProxy   ; WS_SERVICE_PROXY*
    , "Ptr", address   ; WS_ENDPOINT_ADDRESS*
    , "Ptr", asyncContext   ; WS_ASYNC_CONTEXT* optional
    , "Ptr", error   ; WS_ERROR* optional
    , "Int")   ; return: HRESULT

●WsOpenServiceProxy(serviceProxy, address, asyncContext, error) = DLL("webservices.dll", "int WsOpenServiceProxy(void*, void*, void*, void*)")
# 呼び出し: WsOpenServiceProxy(serviceProxy, address, asyncContext, error)
# serviceProxy : WS_SERVICE_PROXY* -> "void*"
# address : WS_ENDPOINT_ADDRESS* -> "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)。