WsMarkHeaderAsUnderstood

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

HRESULT WsMarkHeaderAsUnderstood(
    WS_MESSAGE* message,
    const WS_XML_NODE_POSITION* headerPosition,
    WS_ERROR* error   // optional
);

<DllImport("webservices.dll", ExactSpelling:=True)>
Public Shared Function WsMarkHeaderAsUnderstood(
    ByRef message As IntPtr,   ' WS_MESSAGE*
    headerPosition As IntPtr,   ' WS_XML_NODE_POSITION*
    [error] As IntPtr   ' WS_ERROR* optional
) As Integer
End Function

' message : WS_MESSAGE*
' headerPosition : WS_XML_NODE_POSITION*
' error : WS_ERROR* optional
Declare PtrSafe Function WsMarkHeaderAsUnderstood Lib "webservices" ( _
    ByRef message As LongPtr, _
    ByVal headerPosition 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

WsMarkHeaderAsUnderstood = ctypes.windll.webservices.WsMarkHeaderAsUnderstood
WsMarkHeaderAsUnderstood.restype = ctypes.c_int
WsMarkHeaderAsUnderstood.argtypes = [
    ctypes.c_void_p,  # message : WS_MESSAGE*
    ctypes.c_void_p,  # headerPosition : WS_XML_NODE_POSITION*
    ctypes.c_void_p,  # error : WS_ERROR* optional
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('webservices.dll')
WsMarkHeaderAsUnderstood = Fiddle::Function.new(
  lib['WsMarkHeaderAsUnderstood'],
  [
    Fiddle::TYPE_VOIDP,  # message : WS_MESSAGE*
    Fiddle::TYPE_VOIDP,  # headerPosition : WS_XML_NODE_POSITION*
    Fiddle::TYPE_VOIDP,  # error : WS_ERROR* optional
  ],
  Fiddle::TYPE_INT)

#[link(name = "webservices")]
extern "system" {
    fn WsMarkHeaderAsUnderstood(
        message: *mut isize,  // WS_MESSAGE*
        headerPosition: *const WS_XML_NODE_POSITION,  // WS_XML_NODE_POSITION*
        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 WsMarkHeaderAsUnderstood(ref IntPtr message, IntPtr headerPosition, IntPtr error);
"@
$api = Add-Type -MemberDefinition $sig -Name 'webservices_WsMarkHeaderAsUnderstood' -Namespace Win32 -PassThru
# $api::WsMarkHeaderAsUnderstood(message, headerPosition, error)

#uselib "webservices.dll"
#func global WsMarkHeaderAsUnderstood "WsMarkHeaderAsUnderstood" sptr, sptr, sptr
; WsMarkHeaderAsUnderstood message, varptr(headerPosition), error   ; 戻り値は stat
; message : WS_MESSAGE* -> "sptr"
; headerPosition : WS_XML_NODE_POSITION* -> "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 WsMarkHeaderAsUnderstood "WsMarkHeaderAsUnderstood" int, var, int
; res = WsMarkHeaderAsUnderstood(message, headerPosition, error)
; message : WS_MESSAGE* -> "int"
; headerPosition : WS_XML_NODE_POSITION* -> "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 WsMarkHeaderAsUnderstood(WS_MESSAGE* message, WS_XML_NODE_POSITION* headerPosition, WS_ERROR* error)
#uselib "webservices.dll"
#cfunc global WsMarkHeaderAsUnderstood "WsMarkHeaderAsUnderstood" int, var, int
; res = WsMarkHeaderAsUnderstood(message, headerPosition, error)
; message : WS_MESSAGE* -> "int"
; headerPosition : WS_XML_NODE_POSITION* -> "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")
	procWsMarkHeaderAsUnderstood = webservices.NewProc("WsMarkHeaderAsUnderstood")
)

// message (WS_MESSAGE*), headerPosition (WS_XML_NODE_POSITION*), error (WS_ERROR* optional)
r1, _, err := procWsMarkHeaderAsUnderstood.Call(
	uintptr(message),
	uintptr(headerPosition),
	uintptr(error),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function WsMarkHeaderAsUnderstood(
  message: Pointer;   // WS_MESSAGE*
  headerPosition: Pointer;   // WS_XML_NODE_POSITION*
  error: Pointer   // WS_ERROR* optional
): Integer; stdcall;
  external 'webservices.dll' name 'WsMarkHeaderAsUnderstood';

result := DllCall("webservices\WsMarkHeaderAsUnderstood"
    , "Ptr", message   ; WS_MESSAGE*
    , "Ptr", headerPosition   ; WS_XML_NODE_POSITION*
    , "Ptr", error   ; WS_ERROR* optional
    , "Int")   ; return: HRESULT

●WsMarkHeaderAsUnderstood(message, headerPosition, error) = DLL("webservices.dll", "int WsMarkHeaderAsUnderstood(void*, void*, void*)")
# 呼び出し: WsMarkHeaderAsUnderstood(message, headerPosition, error)
# message : WS_MESSAGE* -> "void*"
# headerPosition : WS_XML_NODE_POSITION* -> "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)。