SendMessageCallbackA

// USER32.dll  (ANSI / -A)
#include <windows.h>

BOOL SendMessageCallbackA(
    HWND hWnd,
    DWORD Msg,
    WPARAM wParam,
    LPARAM lParam,
    SENDASYNCPROC lpResultCallBack,
    UINT_PTR dwData
);

<DllImport("USER32.dll", CharSet:=CharSet.Ansi, SetLastError:=True, ExactSpelling:=True)>
Public Shared Function SendMessageCallbackA(
    hWnd As IntPtr,   ' HWND
    Msg As UInteger,   ' DWORD
    wParam As UIntPtr,   ' WPARAM
    lParam As IntPtr,   ' LPARAM
    lpResultCallBack As IntPtr,   ' SENDASYNCPROC
    dwData As UIntPtr   ' UINT_PTR
) As Boolean
End Function

' hWnd : HWND
' Msg : DWORD
' wParam : WPARAM
' lParam : LPARAM
' lpResultCallBack : SENDASYNCPROC
' dwData : UINT_PTR
Declare PtrSafe Function SendMessageCallbackA Lib "user32" ( _
    ByVal hWnd As LongPtr, _
    ByVal Msg As Long, _
    ByVal wParam As LongPtr, _
    ByVal lParam As LongPtr, _
    ByVal lpResultCallBack As LongPtr, _
    ByVal dwData 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

SendMessageCallbackA = ctypes.windll.user32.SendMessageCallbackA
SendMessageCallbackA.restype = wintypes.BOOL
SendMessageCallbackA.argtypes = [
    wintypes.HANDLE,  # hWnd : HWND
    wintypes.DWORD,  # Msg : DWORD
    ctypes.c_size_t,  # wParam : WPARAM
    ctypes.c_ssize_t,  # lParam : LPARAM
    ctypes.c_void_p,  # lpResultCallBack : SENDASYNCPROC
    ctypes.c_size_t,  # dwData : UINT_PTR
]
# GetLastError: use ctypes.GetLastError() (or ctypes.WinDLL(use_last_error=True))

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('USER32.dll')
SendMessageCallbackA = Fiddle::Function.new(
  lib['SendMessageCallbackA'],
  [
    Fiddle::TYPE_VOIDP,  # hWnd : HWND
    -Fiddle::TYPE_INT,  # Msg : DWORD
    Fiddle::TYPE_UINTPTR_T,  # wParam : WPARAM
    Fiddle::TYPE_INTPTR_T,  # lParam : LPARAM
    Fiddle::TYPE_VOIDP,  # lpResultCallBack : SENDASYNCPROC
    Fiddle::TYPE_UINTPTR_T,  # dwData : UINT_PTR
  ],
  Fiddle::TYPE_INT)

#[link(name = "user32")]
extern "system" {
    fn SendMessageCallbackA(
        hWnd: *mut core::ffi::c_void,  // HWND
        Msg: u32,  // DWORD
        wParam: usize,  // WPARAM
        lParam: isize,  // LPARAM
        lpResultCallBack: *const core::ffi::c_void,  // SENDASYNCPROC
        dwData: usize  // UINT_PTR
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.Bool)]
[DllImport("USER32.dll", CharSet = CharSet.Ansi, SetLastError = true)]
public static extern bool SendMessageCallbackA(IntPtr hWnd, uint Msg, UIntPtr wParam, IntPtr lParam, IntPtr lpResultCallBack, UIntPtr dwData);
"@
$api = Add-Type -MemberDefinition $sig -Name 'USER32_SendMessageCallbackA' -Namespace Win32 -PassThru
# $api::SendMessageCallbackA(hWnd, Msg, wParam, lParam, lpResultCallBack, dwData)

#uselib "USER32.dll"
#func global SendMessageCallbackA "SendMessageCallbackA" sptr, sptr, sptr, sptr, sptr, sptr
; SendMessageCallbackA hWnd, Msg, wParam, lParam, lpResultCallBack, dwData   ; 戻り値は stat
; hWnd : HWND -> "sptr"
; Msg : DWORD -> "sptr"
; wParam : WPARAM -> "sptr"
; lParam : LPARAM -> "sptr"
; lpResultCallBack : SENDASYNCPROC -> "sptr"
; dwData : 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 "USER32.dll"
#cfunc global SendMessageCallbackA "SendMessageCallbackA" sptr, int, sptr, sptr, sptr, sptr
; res = SendMessageCallbackA(hWnd, Msg, wParam, lParam, lpResultCallBack, dwData)
; hWnd : HWND -> "sptr"
; Msg : DWORD -> "int"
; wParam : WPARAM -> "sptr"
; lParam : LPARAM -> "sptr"
; lpResultCallBack : SENDASYNCPROC -> "sptr"
; dwData : UINT_PTR -> "sptr"

; BOOL SendMessageCallbackA(HWND hWnd, DWORD Msg, WPARAM wParam, LPARAM lParam, SENDASYNCPROC lpResultCallBack, UINT_PTR dwData)
#uselib "USER32.dll"
#cfunc global SendMessageCallbackA "SendMessageCallbackA" intptr, int, intptr, intptr, intptr, intptr
; res = SendMessageCallbackA(hWnd, Msg, wParam, lParam, lpResultCallBack, dwData)
; hWnd : HWND -> "intptr"
; Msg : DWORD -> "int"
; wParam : WPARAM -> "intptr"
; lParam : LPARAM -> "intptr"
; lpResultCallBack : SENDASYNCPROC -> "intptr"
; dwData : UINT_PTR -> "intptr"

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

var (
	user32 = windows.NewLazySystemDLL("USER32.dll")
	procSendMessageCallbackA = user32.NewProc("SendMessageCallbackA")
)

// hWnd (HWND), Msg (DWORD), wParam (WPARAM), lParam (LPARAM), lpResultCallBack (SENDASYNCPROC), dwData (UINT_PTR)
r1, _, err := procSendMessageCallbackA.Call(
	uintptr(hWnd),
	uintptr(Msg),
	uintptr(wParam),
	uintptr(lParam),
	uintptr(lpResultCallBack),
	uintptr(dwData),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOL

function SendMessageCallbackA(
  hWnd: THandle;   // HWND
  Msg: DWORD;   // DWORD
  wParam: NativeUInt;   // WPARAM
  lParam: NativeInt;   // LPARAM
  lpResultCallBack: Pointer;   // SENDASYNCPROC
  dwData: NativeUInt   // UINT_PTR
): BOOL; stdcall;
  external 'USER32.dll' name 'SendMessageCallbackA';

result := DllCall("USER32\SendMessageCallbackA"
    , "Ptr", hWnd   ; HWND
    , "UInt", Msg   ; DWORD
    , "UPtr", wParam   ; WPARAM
    , "Ptr", lParam   ; LPARAM
    , "Ptr", lpResultCallBack   ; SENDASYNCPROC
    , "UPtr", dwData   ; UINT_PTR
    , "Int")   ; return: BOOL

●SendMessageCallbackA(hWnd, Msg, wParam, lParam, lpResultCallBack, dwData) = DLL("USER32.dll", "bool SendMessageCallbackA(void*, dword, int, int, void*, int)")
# 呼び出し: SendMessageCallbackA(hWnd, Msg, wParam, lParam, lpResultCallBack, dwData)
# hWnd : HWND -> "void*"
# Msg : DWORD -> "dword"
# wParam : WPARAM -> "int"
# lParam : LPARAM -> "int"
# lpResultCallBack : SENDASYNCPROC -> "void*"
# dwData : 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)。