WsTrimXmlWhitespace

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

HRESULT WsTrimXmlWhitespace(
    LPWSTR chars,
    DWORD charCount,
    WORD** trimmedChars,
    DWORD* trimmedCount,
    WS_ERROR* error   // optional
);

<DllImport("webservices.dll", ExactSpelling:=True)>
Public Shared Function WsTrimXmlWhitespace(
    <MarshalAs(UnmanagedType.LPWStr)> chars As String,   ' LPWSTR
    charCount As UInteger,   ' DWORD
    trimmedChars As IntPtr,   ' WORD** out
    <Out> ByRef trimmedCount As UInteger,   ' DWORD* out
    [error] As IntPtr   ' WS_ERROR* optional
) As Integer
End Function

' chars : LPWSTR
' charCount : DWORD
' trimmedChars : WORD** out
' trimmedCount : DWORD* out
' error : WS_ERROR* optional
Declare PtrSafe Function WsTrimXmlWhitespace Lib "webservices" ( _
    ByVal chars As LongPtr, _
    ByVal charCount As Long, _
    ByVal trimmedChars As LongPtr, _
    ByRef trimmedCount 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

WsTrimXmlWhitespace = ctypes.windll.webservices.WsTrimXmlWhitespace
WsTrimXmlWhitespace.restype = ctypes.c_int
WsTrimXmlWhitespace.argtypes = [
    wintypes.LPCWSTR,  # chars : LPWSTR
    wintypes.DWORD,  # charCount : DWORD
    ctypes.c_void_p,  # trimmedChars : WORD** out
    ctypes.POINTER(wintypes.DWORD),  # trimmedCount : DWORD* out
    ctypes.c_void_p,  # error : WS_ERROR* optional
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('webservices.dll')
WsTrimXmlWhitespace = Fiddle::Function.new(
  lib['WsTrimXmlWhitespace'],
  [
    Fiddle::TYPE_VOIDP,  # chars : LPWSTR
    -Fiddle::TYPE_INT,  # charCount : DWORD
    Fiddle::TYPE_VOIDP,  # trimmedChars : WORD** out
    Fiddle::TYPE_VOIDP,  # trimmedCount : DWORD* out
    Fiddle::TYPE_VOIDP,  # error : WS_ERROR* optional
  ],
  Fiddle::TYPE_INT)

#[link(name = "webservices")]
extern "system" {
    fn WsTrimXmlWhitespace(
        chars: *mut u16,  // LPWSTR
        charCount: u32,  // DWORD
        trimmedChars: *mut *mut u16,  // WORD** out
        trimmedCount: *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 WsTrimXmlWhitespace([MarshalAs(UnmanagedType.LPWStr)] string chars, uint charCount, IntPtr trimmedChars, out uint trimmedCount, IntPtr error);
"@
$api = Add-Type -MemberDefinition $sig -Name 'webservices_WsTrimXmlWhitespace' -Namespace Win32 -PassThru
# $api::WsTrimXmlWhitespace(chars, charCount, trimmedChars, trimmedCount, error)

#uselib "webservices.dll"
#func global WsTrimXmlWhitespace "WsTrimXmlWhitespace" sptr, sptr, sptr, sptr, sptr
; WsTrimXmlWhitespace chars, charCount, varptr(trimmedChars), varptr(trimmedCount), varptr(error)   ; 戻り値は stat
; chars : LPWSTR -> "sptr"
; charCount : DWORD -> "sptr"
; trimmedChars : WORD** out -> "sptr"
; trimmedCount : 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。

import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	webservices = windows.NewLazySystemDLL("webservices.dll")
	procWsTrimXmlWhitespace = webservices.NewProc("WsTrimXmlWhitespace")
)

// chars (LPWSTR), charCount (DWORD), trimmedChars (WORD** out), trimmedCount (DWORD* out), error (WS_ERROR* optional)
r1, _, err := procWsTrimXmlWhitespace.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(chars))),
	uintptr(charCount),
	uintptr(trimmedChars),
	uintptr(trimmedCount),
	uintptr(error),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function WsTrimXmlWhitespace(
  chars: PWideChar;   // LPWSTR
  charCount: DWORD;   // DWORD
  trimmedChars: Pointer;   // WORD** out
  trimmedCount: Pointer;   // DWORD* out
  error: Pointer   // WS_ERROR* optional
): Integer; stdcall;
  external 'webservices.dll' name 'WsTrimXmlWhitespace';

result := DllCall("webservices\WsTrimXmlWhitespace"
    , "WStr", chars   ; LPWSTR
    , "UInt", charCount   ; DWORD
    , "Ptr", trimmedChars   ; WORD** out
    , "Ptr", trimmedCount   ; DWORD* out
    , "Ptr", error   ; WS_ERROR* optional
    , "Int")   ; return: HRESULT

●WsTrimXmlWhitespace(chars, charCount, trimmedChars, trimmedCount, error) = DLL("webservices.dll", "int WsTrimXmlWhitespace(char*, dword, void*, void*, void*)")
# 呼び出し: WsTrimXmlWhitespace(chars, charCount, trimmedChars, trimmedCount, error)
# chars : LPWSTR -> "char*"
# charCount : DWORD -> "dword"
# trimmedChars : WORD** out -> "void*"
# trimmedCount : 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)。

const std = @import("std");

extern "webservices" fn WsTrimXmlWhitespace(
    chars: [*c]const u16, // LPWSTR
    charCount: u32, // DWORD
    trimmedChars: [*c][*c]u16, // WORD** out
    trimmedCount: [*c]u32, // DWORD* out
    error: [*c]isize // WS_ERROR* optional
) callconv(std.os.windows.WINAPI) i32;

proc WsTrimXmlWhitespace(
    chars: WideCString,  # LPWSTR
    charCount: uint32,  # DWORD
    trimmedChars: ptr uint16,  # WORD** out
    trimmedCount: ptr uint32,  # DWORD* out
    error: ptr int  # WS_ERROR* optional
): int32 {.importc: "WsTrimXmlWhitespace", stdcall, dynlib: "webservices.dll".}

pragma(lib, "webservices");
extern(Windows)
int WsTrimXmlWhitespace(
    const(wchar)* chars,   // LPWSTR
    uint charCount,   // DWORD
    ushort** trimmedChars,   // WORD** out
    uint* trimmedCount,   // DWORD* out
    ptrdiff_t* error   // WS_ERROR* optional
);

ccall((:WsTrimXmlWhitespace, "webservices.dll"), stdcall, Int32,
      (Cwstring, UInt32, Ptr{UInt16}, Ptr{UInt32}, Ptr{Int}),
      chars, charCount, trimmedChars, trimmedCount, error)
# chars : LPWSTR -> Cwstring
# charCount : DWORD -> UInt32
# trimmedChars : WORD** out -> Ptr{UInt16}
# trimmedCount : DWORD* out -> Ptr{UInt32}
# error : WS_ERROR* optional -> Ptr{Int}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t WsTrimXmlWhitespace(
    const uint16_t* chars,
    uint32_t charCount,
    uint16_t** trimmedChars,
    uint32_t* trimmedCount,
    intptr_t* error);
]]
local webservices = ffi.load("webservices")
-- webservices.WsTrimXmlWhitespace(chars, charCount, trimmedChars, trimmedCount, error)
-- chars : LPWSTR
-- charCount : DWORD
-- trimmedChars : WORD** out
-- trimmedCount : DWORD* out
-- error : WS_ERROR* optional
-- 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。

const koffi = require('koffi');
const lib = koffi.load('webservices.dll');
const WsTrimXmlWhitespace = lib.func('__stdcall', 'WsTrimXmlWhitespace', 'int32_t', ['str16', 'uint32_t', 'uint16_t *', 'uint32_t *', 'intptr_t *']);
// WsTrimXmlWhitespace(chars, charCount, trimmedChars, trimmedCount, error)
// chars : LPWSTR -> 'str16'
// charCount : DWORD -> 'uint32_t'
// trimmedChars : WORD** out -> 'uint16_t *'
// trimmedCount : DWORD* out -> 'uint32_t *'
// error : WS_ERROR* optional -> 'intptr_t *'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。

const lib = Deno.dlopen("webservices.dll", {
  WsTrimXmlWhitespace: { parameters: ["buffer", "u32", "pointer", "pointer", "pointer"], result: "i32" },
});
// lib.symbols.WsTrimXmlWhitespace(chars, charCount, trimmedChars, trimmedCount, error)
// chars : LPWSTR -> "buffer"
// charCount : DWORD -> "u32"
// trimmedChars : WORD** out -> "pointer"
// trimmedCount : DWORD* out -> "pointer"
// error : WS_ERROR* optional -> "pointer"
// 文字列引数は "buffer"(NUL 終端のバイト列を Uint8Array で渡す)。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。

<?php
$ffi = FFI::cdef(<<<C
int32_t WsTrimXmlWhitespace(
    const uint16_t* chars,
    uint32_t charCount,
    uint16_t** trimmedChars,
    uint32_t* trimmedCount,
    intptr_t* error);
C, "webservices.dll");
// $ffi->WsTrimXmlWhitespace(chars, charCount, trimmedChars, trimmedCount, error);
// chars : LPWSTR
// charCount : DWORD
// trimmedChars : WORD** out
// trimmedCount : DWORD* out
// error : WS_ERROR* optional
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。

import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;

public interface Webservices extends StdCallLibrary {
    Webservices INSTANCE = Native.load("webservices", Webservices.class);
    int WsTrimXmlWhitespace(
        WString chars,   // LPWSTR
        int charCount,   // DWORD
        Pointer trimmedChars,   // WORD** out
        IntByReference trimmedCount,   // DWORD* out
        LongByReference error   // WS_ERROR* optional
    );
}

@[Link("webservices")]
lib Libwebservices
  fun WsTrimXmlWhitespace = WsTrimXmlWhitespace(
    chars : UInt16*,   # LPWSTR
    charCount : UInt32,   # DWORD
    trimmedChars : UInt16**,   # WORD** out
    trimmedCount : UInt32*,   # DWORD* out
    error : LibC::SSizeT*   # WS_ERROR* optional
  ) : Int32
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。

import 'dart:ffi';
import 'package:ffi/ffi.dart';

typedef WsTrimXmlWhitespaceNative = Int32 Function(Pointer<Utf16>, Uint32, Pointer<Uint16>, Pointer<Uint32>, Pointer<IntPtr>);
typedef WsTrimXmlWhitespaceDart = int Function(Pointer<Utf16>, int, Pointer<Uint16>, Pointer<Uint32>, Pointer<IntPtr>);
final WsTrimXmlWhitespace = DynamicLibrary.open('webservices.dll')
    .lookupFunction<WsTrimXmlWhitespaceNative, WsTrimXmlWhitespaceDart>('WsTrimXmlWhitespace');
// chars : LPWSTR -> Pointer<Utf16>
// charCount : DWORD -> Uint32
// trimmedChars : WORD** out -> Pointer<Uint16>
// trimmedCount : DWORD* out -> Pointer<Uint32>
// error : WS_ERROR* optional -> Pointer<IntPtr>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function WsTrimXmlWhitespace(
  chars: PWideChar;   // LPWSTR
  charCount: DWORD;   // DWORD
  trimmedChars: Pointer;   // WORD** out
  trimmedCount: Pointer;   // DWORD* out
  error: Pointer   // WS_ERROR* optional
): Integer; stdcall;
  external 'webservices.dll' name 'WsTrimXmlWhitespace';

import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "WsTrimXmlWhitespace"
  c_WsTrimXmlWhitespace :: CWString -> Word32 -> Ptr Word16 -> Ptr Word32 -> Ptr CIntPtr -> IO Int32
-- chars : LPWSTR -> CWString
-- charCount : DWORD -> Word32
-- trimmedChars : WORD** out -> Ptr Word16
-- trimmedCount : DWORD* out -> Ptr Word32
-- error : WS_ERROR* optional -> Ptr CIntPtr
-- 要 GHC(Windows)。stdcall は x64 では ccall として扱われる。ブロックする API は safe 呼び出し推奨。

open Ctypes
open Foreign

let wstrimxmlwhitespace =
  foreign "WsTrimXmlWhitespace"
    ((ptr uint16_t) @-> uint32_t @-> (ptr uint16_t) @-> (ptr uint32_t) @-> (ptr intptr_t) @-> returning int32_t)
(* chars : LPWSTR -> (ptr uint16_t) *)
(* charCount : DWORD -> uint32_t *)
(* trimmedChars : WORD** out -> (ptr uint16_t) *)
(* trimmedCount : DWORD* out -> (ptr uint32_t) *)
(* error : WS_ERROR* optional -> (ptr intptr_t) *)
(* foreign は cdecl 前提。x64 Windows では WINAPI と一致。構造体は ctypes structure を定義のこと。 *)

(cffi:define-foreign-library webservices (t "webservices.dll"))
(cffi:use-foreign-library webservices)

(cffi:defcfun ("WsTrimXmlWhitespace" ws-trim-xml-whitespace :convention :stdcall) :int32
  (chars (:string :encoding :utf-16le))   ; LPWSTR
  (char-count :uint32)   ; DWORD
  (trimmed-chars :pointer)   ; WORD** out
  (trimmed-count :pointer)   ; DWORD* out
  (error :pointer))   ; WS_ERROR* optional
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $WsTrimXmlWhitespace = Win32::API::More->new('webservices',
    'int WsTrimXmlWhitespace(LPCWSTR chars, DWORD charCount, LPVOID trimmedChars, LPVOID trimmedCount, LPVOID error)');
# my $ret = $WsTrimXmlWhitespace->Call($chars, $charCount, $trimmedChars, $trimmedCount, $error);
# chars : LPWSTR -> LPCWSTR
# charCount : DWORD -> DWORD
# trimmedChars : WORD** out -> LPVOID
# trimmedCount : DWORD* out -> LPVOID
# error : WS_ERROR* optional -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。