WsGetHeaderAttributes

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

HRESULT WsGetHeaderAttributes(
    WS_MESSAGE* message,
    WS_XML_READER* reader,
    DWORD* headerAttributes,
    WS_ERROR* error   // optional
);

<DllImport("webservices.dll", ExactSpelling:=True)>
Public Shared Function WsGetHeaderAttributes(
    ByRef message As IntPtr,   ' WS_MESSAGE*
    ByRef reader As IntPtr,   ' WS_XML_READER*
    <Out> ByRef headerAttributes As UInteger,   ' DWORD* out
    [error] As IntPtr   ' WS_ERROR* optional
) As Integer
End Function

' message : WS_MESSAGE*
' reader : WS_XML_READER*
' headerAttributes : DWORD* out
' error : WS_ERROR* optional
Declare PtrSafe Function WsGetHeaderAttributes Lib "webservices" ( _
    ByRef message As LongPtr, _
    ByRef reader As LongPtr, _
    ByRef headerAttributes As Long, _
    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

WsGetHeaderAttributes = ctypes.windll.webservices.WsGetHeaderAttributes
WsGetHeaderAttributes.restype = ctypes.c_int
WsGetHeaderAttributes.argtypes = [
    ctypes.c_void_p,  # message : WS_MESSAGE*
    ctypes.c_void_p,  # reader : WS_XML_READER*
    ctypes.POINTER(wintypes.DWORD),  # headerAttributes : DWORD* out
    ctypes.c_void_p,  # error : WS_ERROR* optional
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('webservices.dll')
WsGetHeaderAttributes = Fiddle::Function.new(
  lib['WsGetHeaderAttributes'],
  [
    Fiddle::TYPE_VOIDP,  # message : WS_MESSAGE*
    Fiddle::TYPE_VOIDP,  # reader : WS_XML_READER*
    Fiddle::TYPE_VOIDP,  # headerAttributes : DWORD* out
    Fiddle::TYPE_VOIDP,  # error : WS_ERROR* optional
  ],
  Fiddle::TYPE_INT)

#[link(name = "webservices")]
extern "system" {
    fn WsGetHeaderAttributes(
        message: *mut isize,  // WS_MESSAGE*
        reader: *mut isize,  // WS_XML_READER*
        headerAttributes: *mut u32,  // DWORD* out
        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 WsGetHeaderAttributes(ref IntPtr message, ref IntPtr reader, out uint headerAttributes, IntPtr error);
"@
$api = Add-Type -MemberDefinition $sig -Name 'webservices_WsGetHeaderAttributes' -Namespace Win32 -PassThru
# $api::WsGetHeaderAttributes(message, reader, headerAttributes, error)

#uselib "webservices.dll"
#func global WsGetHeaderAttributes "WsGetHeaderAttributes" sptr, sptr, sptr, sptr
; WsGetHeaderAttributes message, reader, varptr(headerAttributes), error   ; 戻り値は stat
; message : WS_MESSAGE* -> "sptr"
; reader : WS_XML_READER* -> "sptr"
; headerAttributes : DWORD* out -> "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 WsGetHeaderAttributes "WsGetHeaderAttributes" int, int, var, int
; res = WsGetHeaderAttributes(message, reader, headerAttributes, error)
; message : WS_MESSAGE* -> "int"
; reader : WS_XML_READER* -> "int"
; headerAttributes : DWORD* out -> "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 WsGetHeaderAttributes(WS_MESSAGE* message, WS_XML_READER* reader, DWORD* headerAttributes, WS_ERROR* error)
#uselib "webservices.dll"
#cfunc global WsGetHeaderAttributes "WsGetHeaderAttributes" int, int, var, int
; res = WsGetHeaderAttributes(message, reader, headerAttributes, error)
; message : WS_MESSAGE* -> "int"
; reader : WS_XML_READER* -> "int"
; headerAttributes : DWORD* out -> "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")
	procWsGetHeaderAttributes = webservices.NewProc("WsGetHeaderAttributes")
)

// message (WS_MESSAGE*), reader (WS_XML_READER*), headerAttributes (DWORD* out), error (WS_ERROR* optional)
r1, _, err := procWsGetHeaderAttributes.Call(
	uintptr(message),
	uintptr(reader),
	uintptr(headerAttributes),
	uintptr(error),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function WsGetHeaderAttributes(
  message: Pointer;   // WS_MESSAGE*
  reader: Pointer;   // WS_XML_READER*
  headerAttributes: Pointer;   // DWORD* out
  error: Pointer   // WS_ERROR* optional
): Integer; stdcall;
  external 'webservices.dll' name 'WsGetHeaderAttributes';

result := DllCall("webservices\WsGetHeaderAttributes"
    , "Ptr", message   ; WS_MESSAGE*
    , "Ptr", reader   ; WS_XML_READER*
    , "Ptr", headerAttributes   ; DWORD* out
    , "Ptr", error   ; WS_ERROR* optional
    , "Int")   ; return: HRESULT

●WsGetHeaderAttributes(message, reader, headerAttributes, error) = DLL("webservices.dll", "int WsGetHeaderAttributes(void*, void*, void*, void*)")
# 呼び出し: WsGetHeaderAttributes(message, reader, headerAttributes, error)
# message : WS_MESSAGE* -> "void*"
# reader : WS_XML_READER* -> "void*"
# headerAttributes : DWORD* out -> "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)。