WsReadToStartElement

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

HRESULT WsReadToStartElement(
    WS_XML_READER* reader,
    const WS_XML_STRING* localName,   // optional
    const WS_XML_STRING* ns,   // optional
    BOOL* found,   // optional
    WS_ERROR* error   // optional
);

<DllImport("webservices.dll", ExactSpelling:=True)>
Public Shared Function WsReadToStartElement(
    ByRef reader As IntPtr,   ' WS_XML_READER*
    localName As IntPtr,   ' WS_XML_STRING* optional
    ns As IntPtr,   ' WS_XML_STRING* optional
    found As IntPtr,   ' BOOL* optional, out
    [error] As IntPtr   ' WS_ERROR* optional
) As Integer
End Function

' reader : WS_XML_READER*
' localName : WS_XML_STRING* optional
' ns : WS_XML_STRING* optional
' found : BOOL* optional, out
' error : WS_ERROR* optional
Declare PtrSafe Function WsReadToStartElement Lib "webservices" ( _
    ByRef reader As LongPtr, _
    ByVal localName As LongPtr, _
    ByVal ns As LongPtr, _
    ByVal found 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

WsReadToStartElement = ctypes.windll.webservices.WsReadToStartElement
WsReadToStartElement.restype = ctypes.c_int
WsReadToStartElement.argtypes = [
    ctypes.c_void_p,  # reader : WS_XML_READER*
    ctypes.c_void_p,  # localName : WS_XML_STRING* optional
    ctypes.c_void_p,  # ns : WS_XML_STRING* optional
    ctypes.c_void_p,  # found : BOOL* optional, out
    ctypes.c_void_p,  # error : WS_ERROR* optional
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('webservices.dll')
WsReadToStartElement = Fiddle::Function.new(
  lib['WsReadToStartElement'],
  [
    Fiddle::TYPE_VOIDP,  # reader : WS_XML_READER*
    Fiddle::TYPE_VOIDP,  # localName : WS_XML_STRING* optional
    Fiddle::TYPE_VOIDP,  # ns : WS_XML_STRING* optional
    Fiddle::TYPE_VOIDP,  # found : BOOL* optional, out
    Fiddle::TYPE_VOIDP,  # error : WS_ERROR* optional
  ],
  Fiddle::TYPE_INT)

#[link(name = "webservices")]
extern "system" {
    fn WsReadToStartElement(
        reader: *mut isize,  // WS_XML_READER*
        localName: *const WS_XML_STRING,  // WS_XML_STRING* optional
        ns: *const WS_XML_STRING,  // WS_XML_STRING* optional
        found: *mut i32,  // BOOL* optional, 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 WsReadToStartElement(ref IntPtr reader, IntPtr localName, IntPtr ns, IntPtr found, IntPtr error);
"@
$api = Add-Type -MemberDefinition $sig -Name 'webservices_WsReadToStartElement' -Namespace Win32 -PassThru
# $api::WsReadToStartElement(reader, localName, ns, found, error)

#uselib "webservices.dll"
#func global WsReadToStartElement "WsReadToStartElement" sptr, sptr, sptr, sptr, sptr
; WsReadToStartElement reader, varptr(localName), varptr(ns), found, error   ; 戻り値は stat
; reader : WS_XML_READER* -> "sptr"
; localName : WS_XML_STRING* optional -> "sptr"
; ns : WS_XML_STRING* optional -> "sptr"
; found : BOOL* optional, 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 WsReadToStartElement "WsReadToStartElement" int, var, var, int, int
; res = WsReadToStartElement(reader, localName, ns, found, error)
; reader : WS_XML_READER* -> "int"
; localName : WS_XML_STRING* optional -> "var"
; ns : WS_XML_STRING* optional -> "var"
; found : BOOL* optional, out -> "int"
; 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 WsReadToStartElement(WS_XML_READER* reader, WS_XML_STRING* localName, WS_XML_STRING* ns, BOOL* found, WS_ERROR* error)
#uselib "webservices.dll"
#cfunc global WsReadToStartElement "WsReadToStartElement" int, var, var, int, int
; res = WsReadToStartElement(reader, localName, ns, found, error)
; reader : WS_XML_READER* -> "int"
; localName : WS_XML_STRING* optional -> "var"
; ns : WS_XML_STRING* optional -> "var"
; found : BOOL* optional, out -> "int"
; 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")
	procWsReadToStartElement = webservices.NewProc("WsReadToStartElement")
)

// reader (WS_XML_READER*), localName (WS_XML_STRING* optional), ns (WS_XML_STRING* optional), found (BOOL* optional, out), error (WS_ERROR* optional)
r1, _, err := procWsReadToStartElement.Call(
	uintptr(reader),
	uintptr(localName),
	uintptr(ns),
	uintptr(found),
	uintptr(error),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function WsReadToStartElement(
  reader: Pointer;   // WS_XML_READER*
  localName: Pointer;   // WS_XML_STRING* optional
  ns: Pointer;   // WS_XML_STRING* optional
  found: Pointer;   // BOOL* optional, out
  error: Pointer   // WS_ERROR* optional
): Integer; stdcall;
  external 'webservices.dll' name 'WsReadToStartElement';

result := DllCall("webservices\WsReadToStartElement"
    , "Ptr", reader   ; WS_XML_READER*
    , "Ptr", localName   ; WS_XML_STRING* optional
    , "Ptr", ns   ; WS_XML_STRING* optional
    , "Ptr", found   ; BOOL* optional, out
    , "Ptr", error   ; WS_ERROR* optional
    , "Int")   ; return: HRESULT

●WsReadToStartElement(reader, localName, ns, found, error) = DLL("webservices.dll", "int WsReadToStartElement(void*, void*, void*, void*, void*)")
# 呼び出し: WsReadToStartElement(reader, localName, ns, found, error)
# reader : WS_XML_READER* -> "void*"
# localName : WS_XML_STRING* optional -> "void*"
# ns : WS_XML_STRING* optional -> "void*"
# found : BOOL* optional, 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)。