DefDriverProc

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

LRESULT DefDriverProc(
    UINT_PTR dwDriverIdentifier,
    HDRVR hdrvr,
    DWORD uMsg,
    LPARAM lParam1,
    LPARAM lParam2
);

<DllImport("WINMM.dll", ExactSpelling:=True)>
Public Shared Function DefDriverProc(
    dwDriverIdentifier As UIntPtr,   ' UINT_PTR
    hdrvr As IntPtr,   ' HDRVR
    uMsg As UInteger,   ' DWORD
    lParam1 As IntPtr,   ' LPARAM
    lParam2 As IntPtr   ' LPARAM
) As IntPtr
End Function

' dwDriverIdentifier : UINT_PTR
' hdrvr : HDRVR
' uMsg : DWORD
' lParam1 : LPARAM
' lParam2 : LPARAM
Declare PtrSafe Function DefDriverProc Lib "winmm" ( _
    ByVal dwDriverIdentifier As LongPtr, _
    ByVal hdrvr As LongPtr, _
    ByVal uMsg As Long, _
    ByVal lParam1 As LongPtr, _
    ByVal lParam2 As LongPtr) As LongPtr
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

DefDriverProc = ctypes.windll.winmm.DefDriverProc
DefDriverProc.restype = ctypes.c_ssize_t
DefDriverProc.argtypes = [
    ctypes.c_size_t,  # dwDriverIdentifier : UINT_PTR
    wintypes.HANDLE,  # hdrvr : HDRVR
    wintypes.DWORD,  # uMsg : DWORD
    ctypes.c_ssize_t,  # lParam1 : LPARAM
    ctypes.c_ssize_t,  # lParam2 : LPARAM
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WINMM.dll')
DefDriverProc = Fiddle::Function.new(
  lib['DefDriverProc'],
  [
    Fiddle::TYPE_UINTPTR_T,  # dwDriverIdentifier : UINT_PTR
    Fiddle::TYPE_VOIDP,  # hdrvr : HDRVR
    -Fiddle::TYPE_INT,  # uMsg : DWORD
    Fiddle::TYPE_INTPTR_T,  # lParam1 : LPARAM
    Fiddle::TYPE_INTPTR_T,  # lParam2 : LPARAM
  ],
  Fiddle::TYPE_INTPTR_T)

#[link(name = "winmm")]
extern "system" {
    fn DefDriverProc(
        dwDriverIdentifier: usize,  // UINT_PTR
        hdrvr: *mut core::ffi::c_void,  // HDRVR
        uMsg: u32,  // DWORD
        lParam1: isize,  // LPARAM
        lParam2: isize  // LPARAM
    ) -> isize;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("WINMM.dll")]
public static extern IntPtr DefDriverProc(UIntPtr dwDriverIdentifier, IntPtr hdrvr, uint uMsg, IntPtr lParam1, IntPtr lParam2);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WINMM_DefDriverProc' -Namespace Win32 -PassThru
# $api::DefDriverProc(dwDriverIdentifier, hdrvr, uMsg, lParam1, lParam2)

#uselib "WINMM.dll"
#func global DefDriverProc "DefDriverProc" sptr, sptr, sptr, sptr, sptr
; DefDriverProc dwDriverIdentifier, hdrvr, uMsg, lParam1, lParam2   ; 戻り値は stat
; dwDriverIdentifier : UINT_PTR -> "sptr"
; hdrvr : HDRVR -> "sptr"
; uMsg : DWORD -> "sptr"
; lParam1 : LPARAM -> "sptr"
; lParam2 : LPARAM -> "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 "WINMM.dll"
#cfunc global DefDriverProc "DefDriverProc" sptr, sptr, int, sptr, sptr
; res = DefDriverProc(dwDriverIdentifier, hdrvr, uMsg, lParam1, lParam2)
; dwDriverIdentifier : UINT_PTR -> "sptr"
; hdrvr : HDRVR -> "sptr"
; uMsg : DWORD -> "int"
; lParam1 : LPARAM -> "sptr"
; lParam2 : LPARAM -> "sptr"

; LRESULT DefDriverProc(UINT_PTR dwDriverIdentifier, HDRVR hdrvr, DWORD uMsg, LPARAM lParam1, LPARAM lParam2)
#uselib "WINMM.dll"
#cfunc global DefDriverProc "DefDriverProc" intptr, intptr, int, intptr, intptr
; res = DefDriverProc(dwDriverIdentifier, hdrvr, uMsg, lParam1, lParam2)
; dwDriverIdentifier : UINT_PTR -> "intptr"
; hdrvr : HDRVR -> "intptr"
; uMsg : DWORD -> "int"
; lParam1 : LPARAM -> "intptr"
; lParam2 : LPARAM -> "intptr"

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

var (
	winmm = windows.NewLazySystemDLL("WINMM.dll")
	procDefDriverProc = winmm.NewProc("DefDriverProc")
)

// dwDriverIdentifier (UINT_PTR), hdrvr (HDRVR), uMsg (DWORD), lParam1 (LPARAM), lParam2 (LPARAM)
r1, _, err := procDefDriverProc.Call(
	uintptr(dwDriverIdentifier),
	uintptr(hdrvr),
	uintptr(uMsg),
	uintptr(lParam1),
	uintptr(lParam2),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // LRESULT

function DefDriverProc(
  dwDriverIdentifier: NativeUInt;   // UINT_PTR
  hdrvr: THandle;   // HDRVR
  uMsg: DWORD;   // DWORD
  lParam1: NativeInt;   // LPARAM
  lParam2: NativeInt   // LPARAM
): NativeInt; stdcall;
  external 'WINMM.dll' name 'DefDriverProc';

result := DllCall("WINMM\DefDriverProc"
    , "UPtr", dwDriverIdentifier   ; UINT_PTR
    , "Ptr", hdrvr   ; HDRVR
    , "UInt", uMsg   ; DWORD
    , "Ptr", lParam1   ; LPARAM
    , "Ptr", lParam2   ; LPARAM
    , "Ptr")   ; return: LRESULT

●DefDriverProc(dwDriverIdentifier, hdrvr, uMsg, lParam1, lParam2) = DLL("WINMM.dll", "int DefDriverProc(int, void*, dword, int, int)")
# 呼び出し: DefDriverProc(dwDriverIdentifier, hdrvr, uMsg, lParam1, lParam2)
# dwDriverIdentifier : UINT_PTR -> "int"
# hdrvr : HDRVR -> "void*"
# uMsg : DWORD -> "dword"
# lParam1 : LPARAM -> "int"
# lParam2 : LPARAM -> "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)。

const std = @import("std");

extern "winmm" fn DefDriverProc(
    dwDriverIdentifier: usize, // UINT_PTR
    hdrvr: ?*anyopaque, // HDRVR
    uMsg: u32, // DWORD
    lParam1: isize, // LPARAM
    lParam2: isize // LPARAM
) callconv(std.os.windows.WINAPI) isize;

proc DefDriverProc(
    dwDriverIdentifier: uint,  # UINT_PTR
    hdrvr: pointer,  # HDRVR
    uMsg: uint32,  # DWORD
    lParam1: int,  # LPARAM
    lParam2: int  # LPARAM
): int {.importc: "DefDriverProc", stdcall, dynlib: "WINMM.dll".}

pragma(lib, "winmm");
extern(Windows)
ptrdiff_t DefDriverProc(
    size_t dwDriverIdentifier,   // UINT_PTR
    void* hdrvr,   // HDRVR
    uint uMsg,   // DWORD
    ptrdiff_t lParam1,   // LPARAM
    ptrdiff_t lParam2   // LPARAM
);

ccall((:DefDriverProc, "WINMM.dll"), stdcall, Int,
      (Csize_t, Ptr{Cvoid}, UInt32, Int, Int),
      dwDriverIdentifier, hdrvr, uMsg, lParam1, lParam2)
# dwDriverIdentifier : UINT_PTR -> Csize_t
# hdrvr : HDRVR -> Ptr{Cvoid}
# uMsg : DWORD -> UInt32
# lParam1 : LPARAM -> Int
# lParam2 : LPARAM -> Int
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
intptr_t DefDriverProc(
    uintptr_t dwDriverIdentifier,
    void* hdrvr,
    uint32_t uMsg,
    intptr_t lParam1,
    intptr_t lParam2);
]]
local winmm = ffi.load("winmm")
-- winmm.DefDriverProc(dwDriverIdentifier, hdrvr, uMsg, lParam1, lParam2)
-- dwDriverIdentifier : UINT_PTR
-- hdrvr : HDRVR
-- uMsg : DWORD
-- lParam1 : LPARAM
-- lParam2 : LPARAM
-- 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。

const koffi = require('koffi');
const lib = koffi.load('WINMM.dll');
const DefDriverProc = lib.func('__stdcall', 'DefDriverProc', 'intptr_t', ['uintptr_t', 'void *', 'uint32_t', 'intptr_t', 'intptr_t']);
// DefDriverProc(dwDriverIdentifier, hdrvr, uMsg, lParam1, lParam2)
// dwDriverIdentifier : UINT_PTR -> 'uintptr_t'
// hdrvr : HDRVR -> 'void *'
// uMsg : DWORD -> 'uint32_t'
// lParam1 : LPARAM -> 'intptr_t'
// lParam2 : LPARAM -> 'intptr_t'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。

const lib = Deno.dlopen("WINMM.dll", {
  DefDriverProc: { parameters: ["usize", "pointer", "u32", "isize", "isize"], result: "isize" },
});
// lib.symbols.DefDriverProc(dwDriverIdentifier, hdrvr, uMsg, lParam1, lParam2)
// dwDriverIdentifier : UINT_PTR -> "usize"
// hdrvr : HDRVR -> "pointer"
// uMsg : DWORD -> "u32"
// lParam1 : LPARAM -> "isize"
// lParam2 : LPARAM -> "isize"
// 文字列引数は "buffer"(NUL 終端のバイト列を Uint8Array で渡す)。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。

<?php
$ffi = FFI::cdef(<<<C
intptr_t DefDriverProc(
    size_t dwDriverIdentifier,
    void* hdrvr,
    uint32_t uMsg,
    intptr_t lParam1,
    intptr_t lParam2);
C, "WINMM.dll");
// $ffi->DefDriverProc(dwDriverIdentifier, hdrvr, uMsg, lParam1, lParam2);
// dwDriverIdentifier : UINT_PTR
// hdrvr : HDRVR
// uMsg : DWORD
// lParam1 : LPARAM
// lParam2 : LPARAM
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。

import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;

public interface Winmm extends StdCallLibrary {
    Winmm INSTANCE = Native.load("winmm", Winmm.class);
    long DefDriverProc(
        long dwDriverIdentifier,   // UINT_PTR
        Pointer hdrvr,   // HDRVR
        int uMsg,   // DWORD
        long lParam1,   // LPARAM
        long lParam2   // LPARAM
    );
}

@[Link("winmm")]
lib LibWINMM
  fun DefDriverProc = DefDriverProc(
    dwDriverIdentifier : LibC::SizeT,   # UINT_PTR
    hdrvr : Void*,   # HDRVR
    uMsg : UInt32,   # DWORD
    lParam1 : LibC::SSizeT,   # LPARAM
    lParam2 : LibC::SSizeT   # LPARAM
  ) : LibC::SSizeT
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。

import 'dart:ffi';
import 'package:ffi/ffi.dart';

typedef DefDriverProcNative = IntPtr Function(UintPtr, Pointer<Void>, Uint32, IntPtr, IntPtr);
typedef DefDriverProcDart = int Function(int, Pointer<Void>, int, int, int);
final DefDriverProc = DynamicLibrary.open('WINMM.dll')
    .lookupFunction<DefDriverProcNative, DefDriverProcDart>('DefDriverProc');
// dwDriverIdentifier : UINT_PTR -> UintPtr
// hdrvr : HDRVR -> Pointer<Void>
// uMsg : DWORD -> Uint32
// lParam1 : LPARAM -> IntPtr
// lParam2 : LPARAM -> IntPtr
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function DefDriverProc(
  dwDriverIdentifier: NativeUInt;   // UINT_PTR
  hdrvr: THandle;   // HDRVR
  uMsg: DWORD;   // DWORD
  lParam1: NativeInt;   // LPARAM
  lParam2: NativeInt   // LPARAM
): NativeInt; stdcall;
  external 'WINMM.dll' name 'DefDriverProc';

import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "DefDriverProc"
  c_DefDriverProc :: CUIntPtr -> Ptr () -> Word32 -> CIntPtr -> CIntPtr -> IO CIntPtr
-- dwDriverIdentifier : UINT_PTR -> CUIntPtr
-- hdrvr : HDRVR -> Ptr ()
-- uMsg : DWORD -> Word32
-- lParam1 : LPARAM -> CIntPtr
-- lParam2 : LPARAM -> CIntPtr
-- 要 GHC(Windows)。stdcall は x64 では ccall として扱われる。ブロックする API は safe 呼び出し推奨。

open Ctypes
open Foreign

let defdriverproc =
  foreign "DefDriverProc"
    (size_t @-> (ptr void) @-> uint32_t @-> intptr_t @-> intptr_t @-> returning intptr_t)
(* dwDriverIdentifier : UINT_PTR -> size_t *)
(* hdrvr : HDRVR -> (ptr void) *)
(* uMsg : DWORD -> uint32_t *)
(* lParam1 : LPARAM -> intptr_t *)
(* lParam2 : LPARAM -> intptr_t *)
(* foreign は cdecl 前提。x64 Windows では WINAPI と一致。構造体は ctypes structure を定義のこと。 *)

(cffi:define-foreign-library winmm (t "WINMM.dll"))
(cffi:use-foreign-library winmm)

(cffi:defcfun ("DefDriverProc" def-driver-proc :convention :stdcall) :int64
  (dw-driver-identifier :uint64)   ; UINT_PTR
  (hdrvr :pointer)   ; HDRVR
  (u-msg :uint32)   ; DWORD
  (l-param1 :int64)   ; LPARAM
  (l-param2 :int64))   ; LPARAM
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $DefDriverProc = Win32::API::More->new('WINMM',
    'LPARAM DefDriverProc(WPARAM dwDriverIdentifier, HANDLE hdrvr, DWORD uMsg, LPARAM lParam1, LPARAM lParam2)');
# my $ret = $DefDriverProc->Call($dwDriverIdentifier, $hdrvr, $uMsg, $lParam1, $lParam2);
# dwDriverIdentifier : UINT_PTR -> WPARAM
# hdrvr : HDRVR -> HANDLE
# uMsg : DWORD -> DWORD
# lParam1 : LPARAM -> LPARAM
# lParam2 : LPARAM -> LPARAM
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。