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。

#uselib "chakra.dll"
#cfunc global JsSerializeScript "JsSerializeScript" wstr, var, var
; res = JsSerializeScript(script, buffer, bufferSize)
; script : LPCWSTR -> "wstr"
; buffer : BYTE* optional, out -> "var"
; bufferSize : DWORD* in/out -> "var"
; ※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。

; JsErrorCode JsSerializeScript(LPCWSTR script, BYTE* buffer, DWORD* bufferSize)
#uselib "chakra.dll"
#cfunc global JsSerializeScript "JsSerializeScript" wstr, var, var
; res = JsSerializeScript(script, buffer, bufferSize)
; script : LPCWSTR -> "wstr"
; buffer : BYTE* optional, out -> "var"
; bufferSize : DWORD* in/out -> "var"
; ※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 (
	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)。