MagGetInputTransform

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

BOOL MagGetInputTransform(
    BOOL* pfEnabled,
    RECT* pRectSource,
    RECT* pRectDest
);

<DllImport("MAGNIFICATION.dll", ExactSpelling:=True)>
Public Shared Function MagGetInputTransform(
    <Out> ByRef pfEnabled As Integer,   ' BOOL* out
    pRectSource As IntPtr,   ' RECT* out
    pRectDest As IntPtr   ' RECT* out
) As Boolean
End Function

' pfEnabled : BOOL* out
' pRectSource : RECT* out
' pRectDest : RECT* out
Declare PtrSafe Function MagGetInputTransform Lib "magnification" ( _
    ByRef pfEnabled As Long, _
    ByVal pRectSource As LongPtr, _
    ByVal pRectDest 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

MagGetInputTransform = ctypes.windll.magnification.MagGetInputTransform
MagGetInputTransform.restype = wintypes.BOOL
MagGetInputTransform.argtypes = [
    ctypes.c_void_p,  # pfEnabled : BOOL* out
    ctypes.c_void_p,  # pRectSource : RECT* out
    ctypes.c_void_p,  # pRectDest : RECT* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('MAGNIFICATION.dll')
MagGetInputTransform = Fiddle::Function.new(
  lib['MagGetInputTransform'],
  [
    Fiddle::TYPE_VOIDP,  # pfEnabled : BOOL* out
    Fiddle::TYPE_VOIDP,  # pRectSource : RECT* out
    Fiddle::TYPE_VOIDP,  # pRectDest : RECT* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "magnification")]
extern "system" {
    fn MagGetInputTransform(
        pfEnabled: *mut i32,  // BOOL* out
        pRectSource: *mut RECT,  // RECT* out
        pRectDest: *mut RECT  // RECT* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("MAGNIFICATION.dll")]
public static extern bool MagGetInputTransform(out int pfEnabled, IntPtr pRectSource, IntPtr pRectDest);
"@
$api = Add-Type -MemberDefinition $sig -Name 'MAGNIFICATION_MagGetInputTransform' -Namespace Win32 -PassThru
# $api::MagGetInputTransform(pfEnabled, pRectSource, pRectDest)

#uselib "MAGNIFICATION.dll"
#func global MagGetInputTransform "MagGetInputTransform" sptr, sptr, sptr
; MagGetInputTransform pfEnabled, varptr(pRectSource), varptr(pRectDest)   ; 戻り値は stat
; pfEnabled : BOOL* out -> "sptr"
; pRectSource : RECT* out -> "sptr"
; pRectDest : RECT* 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 "MAGNIFICATION.dll"
#cfunc global MagGetInputTransform "MagGetInputTransform" int, var, var
; res = MagGetInputTransform(pfEnabled, pRectSource, pRectDest)
; pfEnabled : BOOL* out -> "int"
; pRectSource : RECT* out -> "var"
; pRectDest : RECT* 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。

; BOOL MagGetInputTransform(BOOL* pfEnabled, RECT* pRectSource, RECT* pRectDest)
#uselib "MAGNIFICATION.dll"
#cfunc global MagGetInputTransform "MagGetInputTransform" int, var, var
; res = MagGetInputTransform(pfEnabled, pRectSource, pRectDest)
; pfEnabled : BOOL* out -> "int"
; pRectSource : RECT* out -> "var"
; pRectDest : RECT* 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 (
	magnification = windows.NewLazySystemDLL("MAGNIFICATION.dll")
	procMagGetInputTransform = magnification.NewProc("MagGetInputTransform")
)

// pfEnabled (BOOL* out), pRectSource (RECT* out), pRectDest (RECT* out)
r1, _, err := procMagGetInputTransform.Call(
	uintptr(pfEnabled),
	uintptr(pRectSource),
	uintptr(pRectDest),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function MagGetInputTransform(
  pfEnabled: Pointer;   // BOOL* out
  pRectSource: Pointer;   // RECT* out
  pRectDest: Pointer   // RECT* out
): BOOL; stdcall;
  external 'MAGNIFICATION.dll' name 'MagGetInputTransform';

result := DllCall("MAGNIFICATION\MagGetInputTransform"
    , "Ptr", pfEnabled   ; BOOL* out
    , "Ptr", pRectSource   ; RECT* out
    , "Ptr", pRectDest   ; RECT* out
    , "Int")   ; return: BOOL

●MagGetInputTransform(pfEnabled, pRectSource, pRectDest) = DLL("MAGNIFICATION.dll", "bool MagGetInputTransform(void*, void*, void*)")
# 呼び出し: MagGetInputTransform(pfEnabled, pRectSource, pRectDest)
# pfEnabled : BOOL* out -> "void*"
# pRectSource : RECT* out -> "void*"
# pRectDest : RECT* 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)。