JsGetProperty

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

JsErrorCode JsGetProperty(
    void* object,
    void* propertyId,
    void** value
);

<DllImport("chakra.dll", ExactSpelling:=True)>
Public Shared Function JsGetProperty(
    [object] As IntPtr,   ' void*
    propertyId As IntPtr,   ' void*
    value As IntPtr   ' void** out
) As UInteger
End Function

' object : void*
' propertyId : void*
' value : void** out
Declare PtrSafe Function JsGetProperty Lib "chakra" ( _
    ByVal object As LongPtr, _
    ByVal propertyId As LongPtr, _
    ByVal value 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

JsGetProperty = ctypes.windll.chakra.JsGetProperty
JsGetProperty.restype = wintypes.DWORD
JsGetProperty.argtypes = [
    ctypes.POINTER(None),  # object : void*
    ctypes.POINTER(None),  # propertyId : void*
    ctypes.c_void_p,  # value : void** out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('chakra.dll')
JsGetProperty = Fiddle::Function.new(
  lib['JsGetProperty'],
  [
    Fiddle::TYPE_VOIDP,  # object : void*
    Fiddle::TYPE_VOIDP,  # propertyId : void*
    Fiddle::TYPE_VOIDP,  # value : void** out
  ],
  -Fiddle::TYPE_INT)

#[link(name = "chakra")]
extern "system" {
    fn JsGetProperty(
        object: *mut (),  // void*
        propertyId: *mut (),  // void*
        value: *mut *mut ()  // void** out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("chakra.dll")]
public static extern uint JsGetProperty(IntPtr object, IntPtr propertyId, IntPtr value);
"@
$api = Add-Type -MemberDefinition $sig -Name 'chakra_JsGetProperty' -Namespace Win32 -PassThru
# $api::JsGetProperty(object, propertyId, value)

#uselib "chakra.dll"
#func global JsGetProperty "JsGetProperty" sptr, sptr, sptr
; JsGetProperty object, propertyId, value   ; 戻り値は stat
; object : void* -> "sptr"
; propertyId : void* -> "sptr"
; value : void** 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 JsGetProperty "JsGetProperty" sptr, sptr, sptr
; res = JsGetProperty(object, propertyId, value)
; object : void* -> "sptr"
; propertyId : void* -> "sptr"
; value : void** out -> "sptr"

; JsErrorCode JsGetProperty(void* object, void* propertyId, void** value)
#uselib "chakra.dll"
#cfunc global JsGetProperty "JsGetProperty" intptr, intptr, intptr
; res = JsGetProperty(object, propertyId, value)
; object : void* -> "intptr"
; propertyId : void* -> "intptr"
; value : void** out -> "intptr"

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

var (
	chakra = windows.NewLazySystemDLL("chakra.dll")
	procJsGetProperty = chakra.NewProc("JsGetProperty")
)

// object (void*), propertyId (void*), value (void** out)
r1, _, err := procJsGetProperty.Call(
	uintptr(object),
	uintptr(propertyId),
	uintptr(value),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // JsErrorCode

function JsGetProperty(
  object: Pointer;   // void*
  propertyId: Pointer;   // void*
  value: Pointer   // void** out
): DWORD; stdcall;
  external 'chakra.dll' name 'JsGetProperty';

result := DllCall("chakra\JsGetProperty"
    , "Ptr", object   ; void*
    , "Ptr", propertyId   ; void*
    , "Ptr", value   ; void** out
    , "UInt")   ; return: JsErrorCode

●JsGetProperty(object, propertyId, value) = DLL("chakra.dll", "dword JsGetProperty(void*, void*, void*)")
# 呼び出し: JsGetProperty(object, propertyId, value)
# object : void* -> "void*"
# propertyId : void* -> "void*"
# value : void** 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)。