GetCurrentThreadStackLimits

// KERNEL32.dll
#include <windows.h>

void GetCurrentThreadStackLimits(
    UINT_PTR* LowLimit,
    UINT_PTR* HighLimit
);

<DllImport("KERNEL32.dll", ExactSpelling:=True)>
Public Shared Sub GetCurrentThreadStackLimits(
    <Out> ByRef LowLimit As UIntPtr,   ' UINT_PTR* out
    <Out> ByRef HighLimit As UIntPtr   ' UINT_PTR* out
)
End Sub

' LowLimit : UINT_PTR* out
' HighLimit : UINT_PTR* out
Declare PtrSafe Sub GetCurrentThreadStackLimits Lib "kernel32" ( _
    ByRef LowLimit As LongPtr, _
    ByRef HighLimit As LongPtr)
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

GetCurrentThreadStackLimits = ctypes.windll.kernel32.GetCurrentThreadStackLimits
GetCurrentThreadStackLimits.restype = None
GetCurrentThreadStackLimits.argtypes = [
    ctypes.POINTER(ctypes.c_size_t),  # LowLimit : UINT_PTR* out
    ctypes.POINTER(ctypes.c_size_t),  # HighLimit : UINT_PTR* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('KERNEL32.dll')
GetCurrentThreadStackLimits = Fiddle::Function.new(
  lib['GetCurrentThreadStackLimits'],
  [
    Fiddle::TYPE_VOIDP,  # LowLimit : UINT_PTR* out
    Fiddle::TYPE_VOIDP,  # HighLimit : UINT_PTR* out
  ],
  Fiddle::TYPE_VOID)

#[link(name = "kernel32")]
extern "system" {
    fn GetCurrentThreadStackLimits(
        LowLimit: *mut usize,  // UINT_PTR* out
        HighLimit: *mut usize  // UINT_PTR* out
    );
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("KERNEL32.dll")]
public static extern void GetCurrentThreadStackLimits(out UIntPtr LowLimit, out UIntPtr HighLimit);
"@
$api = Add-Type -MemberDefinition $sig -Name 'KERNEL32_GetCurrentThreadStackLimits' -Namespace Win32 -PassThru
# $api::GetCurrentThreadStackLimits(LowLimit, HighLimit)

#uselib "KERNEL32.dll"
#func global GetCurrentThreadStackLimits "GetCurrentThreadStackLimits" sptr, sptr
; GetCurrentThreadStackLimits varptr(LowLimit), varptr(HighLimit)
; LowLimit : UINT_PTR* out -> "sptr"
; HighLimit : UINT_PTR* out -> "sptr"

#uselib "KERNEL32.dll"
#func global GetCurrentThreadStackLimits "GetCurrentThreadStackLimits" var, var
; GetCurrentThreadStackLimits LowLimit, HighLimit
; LowLimit : UINT_PTR* out -> "var"
; HighLimit : UINT_PTR* 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。

; void GetCurrentThreadStackLimits(UINT_PTR* LowLimit, UINT_PTR* HighLimit)
#uselib "KERNEL32.dll"
#func global GetCurrentThreadStackLimits "GetCurrentThreadStackLimits" var, var
; GetCurrentThreadStackLimits LowLimit, HighLimit
; LowLimit : UINT_PTR* out -> "var"
; HighLimit : UINT_PTR* 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 (
	kernel32 = windows.NewLazySystemDLL("KERNEL32.dll")
	procGetCurrentThreadStackLimits = kernel32.NewProc("GetCurrentThreadStackLimits")
)

// LowLimit (UINT_PTR* out), HighLimit (UINT_PTR* out)
r1, _, err := procGetCurrentThreadStackLimits.Call(
	uintptr(LowLimit),
	uintptr(HighLimit),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // void

procedure GetCurrentThreadStackLimits(
  LowLimit: Pointer;   // UINT_PTR* out
  HighLimit: Pointer   // UINT_PTR* out
); stdcall;
  external 'KERNEL32.dll' name 'GetCurrentThreadStackLimits';

result := DllCall("KERNEL32\GetCurrentThreadStackLimits"
    , "Ptr", LowLimit   ; UINT_PTR* out
    , "Ptr", HighLimit   ; UINT_PTR* out
    , "Int")   ; return: void

●GetCurrentThreadStackLimits(LowLimit, HighLimit) = DLL("KERNEL32.dll", "int GetCurrentThreadStackLimits(void*, void*)")
# 呼び出し: GetCurrentThreadStackLimits(LowLimit, HighLimit)
# LowLimit : UINT_PTR* out -> "void*"
# HighLimit : UINT_PTR* 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)。