WsGetPrefixFromNamespace

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

HRESULT WsGetPrefixFromNamespace(
    WS_XML_WRITER* writer,
    const WS_XML_STRING* ns,
    BOOL required,
    const WS_XML_STRING** prefix,
    WS_ERROR* error   // optional
);

<DllImport("webservices.dll", ExactSpelling:=True)>
Public Shared Function WsGetPrefixFromNamespace(
    ByRef writer As IntPtr,   ' WS_XML_WRITER*
    ns As IntPtr,   ' WS_XML_STRING*
    required As Boolean,   ' BOOL
    prefix As IntPtr,   ' WS_XML_STRING** out
    [error] As IntPtr   ' WS_ERROR* optional
) As Integer
End Function

' writer : WS_XML_WRITER*
' ns : WS_XML_STRING*
' required : BOOL
' prefix : WS_XML_STRING** out
' error : WS_ERROR* optional
Declare PtrSafe Function WsGetPrefixFromNamespace Lib "webservices" ( _
    ByRef writer As LongPtr, _
    ByVal ns As LongPtr, _
    ByVal required As Long, _
    ByVal prefix 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

WsGetPrefixFromNamespace = ctypes.windll.webservices.WsGetPrefixFromNamespace
WsGetPrefixFromNamespace.restype = ctypes.c_int
WsGetPrefixFromNamespace.argtypes = [
    ctypes.c_void_p,  # writer : WS_XML_WRITER*
    ctypes.c_void_p,  # ns : WS_XML_STRING*
    wintypes.BOOL,  # required : BOOL
    ctypes.c_void_p,  # prefix : WS_XML_STRING** out
    ctypes.c_void_p,  # error : WS_ERROR* optional
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('webservices.dll')
WsGetPrefixFromNamespace = Fiddle::Function.new(
  lib['WsGetPrefixFromNamespace'],
  [
    Fiddle::TYPE_VOIDP,  # writer : WS_XML_WRITER*
    Fiddle::TYPE_VOIDP,  # ns : WS_XML_STRING*
    Fiddle::TYPE_INT,  # required : BOOL
    Fiddle::TYPE_VOIDP,  # prefix : WS_XML_STRING** out
    Fiddle::TYPE_VOIDP,  # error : WS_ERROR* optional
  ],
  Fiddle::TYPE_INT)

#[link(name = "webservices")]
extern "system" {
    fn WsGetPrefixFromNamespace(
        writer: *mut isize,  // WS_XML_WRITER*
        ns: *const WS_XML_STRING,  // WS_XML_STRING*
        required: i32,  // BOOL
        prefix: *const *const WS_XML_STRING,  // WS_XML_STRING** 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 WsGetPrefixFromNamespace(ref IntPtr writer, IntPtr ns, bool required, IntPtr prefix, IntPtr error);
"@
$api = Add-Type -MemberDefinition $sig -Name 'webservices_WsGetPrefixFromNamespace' -Namespace Win32 -PassThru
# $api::WsGetPrefixFromNamespace(writer, ns, required, prefix, error)

#uselib "webservices.dll"
#func global WsGetPrefixFromNamespace "WsGetPrefixFromNamespace" sptr, sptr, sptr, sptr, sptr
; WsGetPrefixFromNamespace writer, varptr(ns), required, varptr(prefix), error   ; 戻り値は stat
; writer : WS_XML_WRITER* -> "sptr"
; ns : WS_XML_STRING* -> "sptr"
; required : BOOL -> "sptr"
; prefix : WS_XML_STRING** 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 WsGetPrefixFromNamespace "WsGetPrefixFromNamespace" int, var, int, var, int
; res = WsGetPrefixFromNamespace(writer, ns, required, prefix, error)
; writer : WS_XML_WRITER* -> "int"
; ns : WS_XML_STRING* -> "var"
; required : BOOL -> "int"
; prefix : WS_XML_STRING** 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 WsGetPrefixFromNamespace(WS_XML_WRITER* writer, WS_XML_STRING* ns, BOOL required, WS_XML_STRING** prefix, WS_ERROR* error)
#uselib "webservices.dll"
#cfunc global WsGetPrefixFromNamespace "WsGetPrefixFromNamespace" int, var, int, var, int
; res = WsGetPrefixFromNamespace(writer, ns, required, prefix, error)
; writer : WS_XML_WRITER* -> "int"
; ns : WS_XML_STRING* -> "var"
; required : BOOL -> "int"
; prefix : WS_XML_STRING** 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")
	procWsGetPrefixFromNamespace = webservices.NewProc("WsGetPrefixFromNamespace")
)

// writer (WS_XML_WRITER*), ns (WS_XML_STRING*), required (BOOL), prefix (WS_XML_STRING** out), error (WS_ERROR* optional)
r1, _, err := procWsGetPrefixFromNamespace.Call(
	uintptr(writer),
	uintptr(ns),
	uintptr(required),
	uintptr(prefix),
	uintptr(error),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function WsGetPrefixFromNamespace(
  writer: Pointer;   // WS_XML_WRITER*
  ns: Pointer;   // WS_XML_STRING*
  required: BOOL;   // BOOL
  prefix: Pointer;   // WS_XML_STRING** out
  error: Pointer   // WS_ERROR* optional
): Integer; stdcall;
  external 'webservices.dll' name 'WsGetPrefixFromNamespace';

result := DllCall("webservices\WsGetPrefixFromNamespace"
    , "Ptr", writer   ; WS_XML_WRITER*
    , "Ptr", ns   ; WS_XML_STRING*
    , "Int", required   ; BOOL
    , "Ptr", prefix   ; WS_XML_STRING** out
    , "Ptr", error   ; WS_ERROR* optional
    , "Int")   ; return: HRESULT

●WsGetPrefixFromNamespace(writer, ns, required, prefix, error) = DLL("webservices.dll", "int WsGetPrefixFromNamespace(void*, void*, bool, void*, void*)")
# 呼び出し: WsGetPrefixFromNamespace(writer, ns, required, prefix, error)
# writer : WS_XML_WRITER* -> "void*"
# ns : WS_XML_STRING* -> "void*"
# required : BOOL -> "bool"
# prefix : WS_XML_STRING** 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)。