JsSerializeScript

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

JsErrorCode JsSerializeScript(
    LPCWSTR script,
    BYTE* buffer,   // optional
    DWORD* bufferSize
);

<DllImport("chakra.dll", ExactSpelling:=True)>
Public Shared Function JsSerializeScript(
    <MarshalAs(UnmanagedType.LPWStr)> script As String,   ' LPCWSTR
    buffer As IntPtr,   ' BYTE* optional, out
    ByRef bufferSize As UInteger   ' DWORD* in/out
) As UInteger
End Function

' script : LPCWSTR
' buffer : BYTE* optional, out
' bufferSize : DWORD* in/out
Declare PtrSafe Function JsSerializeScript Lib "chakra" ( _
    ByVal script As LongPtr, _
    ByVal buffer As LongPtr, _
    ByRef bufferSize As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

JsSerializeScript = ctypes.windll.chakra.JsSerializeScript
JsSerializeScript.restype = wintypes.DWORD
JsSerializeScript.argtypes = [
    wintypes.LPCWSTR,  # script : LPCWSTR
    ctypes.POINTER(ctypes.c_ubyte),  # buffer : BYTE* optional, out
    ctypes.POINTER(wintypes.DWORD),  # bufferSize : DWORD* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('chakra.dll')
JsSerializeScript = Fiddle::Function.new(
  lib['JsSerializeScript'],
  [
    Fiddle::TYPE_VOIDP,  # script : LPCWSTR
    Fiddle::TYPE_VOIDP,  # buffer : BYTE* optional, out
    Fiddle::TYPE_VOIDP,  # bufferSize : DWORD* in/out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "chakra")]
extern "system" {
    fn JsSerializeScript(
        script: *const u16,  // LPCWSTR
        buffer: *mut u8,  // BYTE* optional, out
        bufferSize: *mut u32  // DWORD* in/out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("chakra.dll")]
public static extern uint JsSerializeScript([MarshalAs(UnmanagedType.LPWStr)] string script, IntPtr buffer, ref uint bufferSize);
"@
$api = Add-Type -MemberDefinition $sig -Name 'chakra_JsSerializeScript' -Namespace Win32 -PassThru
# $api::JsSerializeScript(script, buffer, bufferSize)

#uselib "chakra.dll"
#func global JsSerializeScript "JsSerializeScript" sptr, sptr, sptr
; JsSerializeScript script, varptr(buffer), varptr(bufferSize)   ; 戻り値は stat
; script : LPCWSTR -> "sptr"
; buffer : BYTE* optional, out -> "sptr"
; bufferSize : DWORD* in/out -> "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 (
	chakra = windows.NewLazySystemDLL("chakra.dll")
	procJsSerializeScript = chakra.NewProc("JsSerializeScript")
)

// script (LPCWSTR), buffer (BYTE* optional, out), bufferSize (DWORD* in/out)
r1, _, err := procJsSerializeScript.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(script))),
	uintptr(buffer),
	uintptr(bufferSize),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // JsErrorCode

function JsSerializeScript(
  script: PWideChar;   // LPCWSTR
  buffer: Pointer;   // BYTE* optional, out
  bufferSize: Pointer   // DWORD* in/out
): DWORD; stdcall;
  external 'chakra.dll' name 'JsSerializeScript';

result := DllCall("chakra\JsSerializeScript"
    , "WStr", script   ; LPCWSTR
    , "Ptr", buffer   ; BYTE* optional, out
    , "Ptr", bufferSize   ; DWORD* in/out
    , "UInt")   ; return: JsErrorCode

●JsSerializeScript(script, buffer, bufferSize) = DLL("chakra.dll", "dword JsSerializeScript(char*, void*, void*)")
# 呼び出し: JsSerializeScript(script, buffer, bufferSize)
# script : LPCWSTR -> "char*"
# buffer : BYTE* optional, out -> "void*"
# bufferSize : DWORD* in/out -> "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 "chakra" fn JsSerializeScript(
    script: [*c]const u16, // LPCWSTR
    buffer: [*c]u8, // BYTE* optional, out
    bufferSize: [*c]u32 // DWORD* in/out
) callconv(std.os.windows.WINAPI) u32;

proc JsSerializeScript(
    script: WideCString,  # LPCWSTR
    buffer: ptr uint8,  # BYTE* optional, out
    bufferSize: ptr uint32  # DWORD* in/out
): uint32 {.importc: "JsSerializeScript", stdcall, dynlib: "chakra.dll".}

pragma(lib, "chakra");
extern(Windows)
uint JsSerializeScript(
    const(wchar)* script,   // LPCWSTR
    ubyte* buffer,   // BYTE* optional, out
    uint* bufferSize   // DWORD* in/out
);

ccall((:JsSerializeScript, "chakra.dll"), stdcall, UInt32,
      (Cwstring, Ptr{UInt8}, Ptr{UInt32}),
      script, buffer, bufferSize)
# script : LPCWSTR -> Cwstring
# buffer : BYTE* optional, out -> Ptr{UInt8}
# bufferSize : DWORD* in/out -> Ptr{UInt32}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
uint32_t JsSerializeScript(
    const uint16_t* script,
    uint8_t* buffer,
    uint32_t* bufferSize);
]]
local chakra = ffi.load("chakra")
-- chakra.JsSerializeScript(script, buffer, bufferSize)
-- script : LPCWSTR
-- buffer : BYTE* optional, out
-- bufferSize : DWORD* in/out
-- 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('chakra.dll');
const JsSerializeScript = lib.func('__stdcall', 'JsSerializeScript', 'uint32_t', ['str16', 'uint8_t *', 'uint32_t *']);
// JsSerializeScript(script, buffer, bufferSize)
// script : LPCWSTR -> 'str16'
// buffer : BYTE* optional, out -> 'uint8_t *'
// bufferSize : DWORD* in/out -> 'uint32_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("chakra.dll", {
  JsSerializeScript: { parameters: ["buffer", "pointer", "pointer"], result: "u32" },
});
// lib.symbols.JsSerializeScript(script, buffer, bufferSize)
// script : LPCWSTR -> "buffer"
// buffer : BYTE* optional, out -> "pointer"
// bufferSize : DWORD* in/out -> "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
uint32_t JsSerializeScript(
    const uint16_t* script,
    uint8_t* buffer,
    uint32_t* bufferSize);
C, "chakra.dll");
// $ffi->JsSerializeScript(script, buffer, bufferSize);
// script : LPCWSTR
// buffer : BYTE* optional, out
// bufferSize : DWORD* in/out
// 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 Chakra extends StdCallLibrary {
    Chakra INSTANCE = Native.load("chakra", Chakra.class);
    int JsSerializeScript(
        WString script,   // LPCWSTR
        byte[] buffer,   // BYTE* optional, out
        IntByReference bufferSize   // DWORD* in/out
    );
}

@[Link("chakra")]
lib Libchakra
  fun JsSerializeScript = JsSerializeScript(
    script : UInt16*,   # LPCWSTR
    buffer : UInt8*,   # BYTE* optional, out
    bufferSize : UInt32*   # DWORD* in/out
  ) : UInt32
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 JsSerializeScriptNative = Uint32 Function(Pointer<Utf16>, Pointer<Uint8>, Pointer<Uint32>);
typedef JsSerializeScriptDart = int Function(Pointer<Utf16>, Pointer<Uint8>, Pointer<Uint32>);
final JsSerializeScript = DynamicLibrary.open('chakra.dll')
    .lookupFunction<JsSerializeScriptNative, JsSerializeScriptDart>('JsSerializeScript');
// script : LPCWSTR -> Pointer<Utf16>
// buffer : BYTE* optional, out -> Pointer<Uint8>
// bufferSize : DWORD* in/out -> Pointer<Uint32>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function JsSerializeScript(
  script: PWideChar;   // LPCWSTR
  buffer: Pointer;   // BYTE* optional, out
  bufferSize: Pointer   // DWORD* in/out
): DWORD; stdcall;
  external 'chakra.dll' name 'JsSerializeScript';

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

foreign import stdcall safe "JsSerializeScript"
  c_JsSerializeScript :: CWString -> Ptr Word8 -> Ptr Word32 -> IO Word32
-- script : LPCWSTR -> CWString
-- buffer : BYTE* optional, out -> Ptr Word8
-- bufferSize : DWORD* in/out -> Ptr Word32
-- 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 jsserializescript =
  foreign "JsSerializeScript"
    ((ptr uint16_t) @-> (ptr uint8_t) @-> (ptr uint32_t) @-> returning uint32_t)
(* script : LPCWSTR -> (ptr uint16_t) *)
(* buffer : BYTE* optional, out -> (ptr uint8_t) *)
(* bufferSize : DWORD* in/out -> (ptr uint32_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 chakra (t "chakra.dll"))
(cffi:use-foreign-library chakra)

(cffi:defcfun ("JsSerializeScript" js-serialize-script :convention :stdcall) :uint32
  (script (:string :encoding :utf-16le))   ; LPCWSTR
  (buffer :pointer)   ; BYTE* optional, out
  (buffer-size :pointer))   ; DWORD* in/out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $JsSerializeScript = Win32::API::More->new('chakra',
    'DWORD JsSerializeScript(LPCWSTR script, LPVOID buffer, LPVOID bufferSize)');
# my $ret = $JsSerializeScript->Call($script, $buffer, $bufferSize);
# script : LPCWSTR -> LPCWSTR
# buffer : BYTE* optional, out -> LPVOID
# bufferSize : DWORD* in/out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。