JsSetRuntimeMemoryLimit

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

JsErrorCode JsSetRuntimeMemoryLimit(
    void* runtime,
    UINT_PTR memoryLimit
);

<DllImport("chakra.dll", ExactSpelling:=True)>
Public Shared Function JsSetRuntimeMemoryLimit(
    runtime As IntPtr,   ' void*
    memoryLimit As UIntPtr   ' UINT_PTR
) As UInteger
End Function

' runtime : void*
' memoryLimit : UINT_PTR
Declare PtrSafe Function JsSetRuntimeMemoryLimit Lib "chakra" ( _
    ByVal runtime As LongPtr, _
    ByVal memoryLimit 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

JsSetRuntimeMemoryLimit = ctypes.windll.chakra.JsSetRuntimeMemoryLimit
JsSetRuntimeMemoryLimit.restype = wintypes.DWORD
JsSetRuntimeMemoryLimit.argtypes = [
    ctypes.POINTER(None),  # runtime : void*
    ctypes.c_size_t,  # memoryLimit : UINT_PTR
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('chakra.dll')
JsSetRuntimeMemoryLimit = Fiddle::Function.new(
  lib['JsSetRuntimeMemoryLimit'],
  [
    Fiddle::TYPE_VOIDP,  # runtime : void*
    Fiddle::TYPE_UINTPTR_T,  # memoryLimit : UINT_PTR
  ],
  -Fiddle::TYPE_INT)

#[link(name = "chakra")]
extern "system" {
    fn JsSetRuntimeMemoryLimit(
        runtime: *mut (),  // void*
        memoryLimit: usize  // UINT_PTR
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("chakra.dll")]
public static extern uint JsSetRuntimeMemoryLimit(IntPtr runtime, UIntPtr memoryLimit);
"@
$api = Add-Type -MemberDefinition $sig -Name 'chakra_JsSetRuntimeMemoryLimit' -Namespace Win32 -PassThru
# $api::JsSetRuntimeMemoryLimit(runtime, memoryLimit)

#uselib "chakra.dll"
#func global JsSetRuntimeMemoryLimit "JsSetRuntimeMemoryLimit" sptr, sptr
; JsSetRuntimeMemoryLimit runtime, memoryLimit   ; 戻り値は stat
; runtime : void* -> "sptr"
; memoryLimit : UINT_PTR -> "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 JsSetRuntimeMemoryLimit "JsSetRuntimeMemoryLimit" sptr, sptr
; res = JsSetRuntimeMemoryLimit(runtime, memoryLimit)
; runtime : void* -> "sptr"
; memoryLimit : UINT_PTR -> "sptr"

; JsErrorCode JsSetRuntimeMemoryLimit(void* runtime, UINT_PTR memoryLimit)
#uselib "chakra.dll"
#cfunc global JsSetRuntimeMemoryLimit "JsSetRuntimeMemoryLimit" intptr, intptr
; res = JsSetRuntimeMemoryLimit(runtime, memoryLimit)
; runtime : void* -> "intptr"
; memoryLimit : UINT_PTR -> "intptr"

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

var (
	chakra = windows.NewLazySystemDLL("chakra.dll")
	procJsSetRuntimeMemoryLimit = chakra.NewProc("JsSetRuntimeMemoryLimit")
)

// runtime (void*), memoryLimit (UINT_PTR)
r1, _, err := procJsSetRuntimeMemoryLimit.Call(
	uintptr(runtime),
	uintptr(memoryLimit),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // JsErrorCode

function JsSetRuntimeMemoryLimit(
  runtime: Pointer;   // void*
  memoryLimit: NativeUInt   // UINT_PTR
): DWORD; stdcall;
  external 'chakra.dll' name 'JsSetRuntimeMemoryLimit';

result := DllCall("chakra\JsSetRuntimeMemoryLimit"
    , "Ptr", runtime   ; void*
    , "UPtr", memoryLimit   ; UINT_PTR
    , "UInt")   ; return: JsErrorCode

●JsSetRuntimeMemoryLimit(runtime, memoryLimit) = DLL("chakra.dll", "dword JsSetRuntimeMemoryLimit(void*, int)")
# 呼び出し: JsSetRuntimeMemoryLimit(runtime, memoryLimit)
# runtime : void* -> "void*"
# memoryLimit : UINT_PTR -> "int"
# 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)。