mmioWrite

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

INT mmioWrite(
    HMMIO hmmio,
    LPCSTR pch,
    INT cch
);

<DllImport("WINMM.dll", ExactSpelling:=True)>
Public Shared Function mmioWrite(
    hmmio As IntPtr,   ' HMMIO
    <MarshalAs(UnmanagedType.LPStr)> pch As String,   ' LPCSTR
    cch As Integer   ' INT
) As Integer
End Function

' hmmio : HMMIO
' pch : LPCSTR
' cch : INT
Declare PtrSafe Function mmioWrite Lib "winmm" ( _
    ByVal hmmio As LongPtr, _
    ByVal pch As String, _
    ByVal cch As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

mmioWrite = ctypes.windll.winmm.mmioWrite
mmioWrite.restype = ctypes.c_int
mmioWrite.argtypes = [
    wintypes.HANDLE,  # hmmio : HMMIO
    wintypes.LPCSTR,  # pch : LPCSTR
    ctypes.c_int,  # cch : INT
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WINMM.dll')
mmioWrite = Fiddle::Function.new(
  lib['mmioWrite'],
  [
    Fiddle::TYPE_VOIDP,  # hmmio : HMMIO
    Fiddle::TYPE_VOIDP,  # pch : LPCSTR
    Fiddle::TYPE_INT,  # cch : INT
  ],
  Fiddle::TYPE_INT)

#[link(name = "winmm")]
extern "system" {
    fn mmioWrite(
        hmmio: *mut core::ffi::c_void,  // HMMIO
        pch: *const u8,  // LPCSTR
        cch: i32  // INT
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("WINMM.dll")]
public static extern int mmioWrite(IntPtr hmmio, [MarshalAs(UnmanagedType.LPStr)] string pch, int cch);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WINMM_mmioWrite' -Namespace Win32 -PassThru
# $api::mmioWrite(hmmio, pch, cch)

#uselib "WINMM.dll"
#func global mmioWrite "mmioWrite" sptr, sptr, sptr
; mmioWrite hmmio, pch, cch   ; 戻り値は stat
; hmmio : HMMIO -> "sptr"
; pch : LPCSTR -> "sptr"
; cch : INT -> "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 mmioWrite "mmioWrite" sptr, str, int
; res = mmioWrite(hmmio, pch, cch)
; hmmio : HMMIO -> "sptr"
; pch : LPCSTR -> "str"
; cch : INT -> "int"

; INT mmioWrite(HMMIO hmmio, LPCSTR pch, INT cch)
#uselib "WINMM.dll"
#cfunc global mmioWrite "mmioWrite" intptr, str, int
; res = mmioWrite(hmmio, pch, cch)
; hmmio : HMMIO -> "intptr"
; pch : LPCSTR -> "str"
; cch : INT -> "int"

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

var (
	winmm = windows.NewLazySystemDLL("WINMM.dll")
	procmmioWrite = winmm.NewProc("mmioWrite")
)

// hmmio (HMMIO), pch (LPCSTR), cch (INT)
r1, _, err := procmmioWrite.Call(
	uintptr(hmmio),
	uintptr(unsafe.Pointer(windows.BytePtrFromString(pch))),
	uintptr(cch),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // INT

function mmioWrite(
  hmmio: THandle;   // HMMIO
  pch: PAnsiChar;   // LPCSTR
  cch: Integer   // INT
): Integer; stdcall;
  external 'WINMM.dll' name 'mmioWrite';

result := DllCall("WINMM\mmioWrite"
    , "Ptr", hmmio   ; HMMIO
    , "AStr", pch   ; LPCSTR
    , "Int", cch   ; INT
    , "Int")   ; return: INT

●mmioWrite(hmmio, pch, cch) = DLL("WINMM.dll", "int mmioWrite(void*, char*, int)")
# 呼び出し: mmioWrite(hmmio, pch, cch)
# hmmio : HMMIO -> "void*"
# pch : LPCSTR -> "char*"
# cch : INT -> "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 mmioWrite(
    hmmio: ?*anyopaque, // HMMIO
    pch: [*c]const u8, // LPCSTR
    cch: i32 // INT
) callconv(std.os.windows.WINAPI) i32;

proc mmioWrite(
    hmmio: pointer,  # HMMIO
    pch: cstring,  # LPCSTR
    cch: int32  # INT
): int32 {.importc: "mmioWrite", stdcall, dynlib: "WINMM.dll".}

pragma(lib, "winmm");
extern(Windows)
int mmioWrite(
    void* hmmio,   // HMMIO
    const(char)* pch,   // LPCSTR
    int cch   // INT
);

ccall((:mmioWrite, "WINMM.dll"), stdcall, Int32,
      (Ptr{Cvoid}, Cstring, Int32),
      hmmio, pch, cch)
# hmmio : HMMIO -> Ptr{Cvoid}
# pch : LPCSTR -> Cstring
# cch : INT -> Int32
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t mmioWrite(
    void* hmmio,
    const char* pch,
    int32_t cch);
]]
local winmm = ffi.load("winmm")
-- winmm.mmioWrite(hmmio, pch, cch)
-- hmmio : HMMIO
-- pch : LPCSTR
-- cch : INT
-- 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 mmioWrite = lib.func('__stdcall', 'mmioWrite', 'int32_t', ['void *', 'str', 'int32_t']);
// mmioWrite(hmmio, pch, cch)
// hmmio : HMMIO -> 'void *'
// pch : LPCSTR -> 'str'
// cch : INT -> 'int32_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", {
  mmioWrite: { parameters: ["pointer", "buffer", "i32"], result: "i32" },
});
// lib.symbols.mmioWrite(hmmio, pch, cch)
// hmmio : HMMIO -> "pointer"
// pch : LPCSTR -> "buffer"
// cch : INT -> "i32"
// 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
int32_t mmioWrite(
    void* hmmio,
    const char* pch,
    int32_t cch);
C, "WINMM.dll");
// $ffi->mmioWrite(hmmio, pch, cch);
// hmmio : HMMIO
// pch : LPCSTR
// cch : INT
// 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);
    int mmioWrite(
        Pointer hmmio,   // HMMIO
        String pch,   // LPCSTR
        int cch   // INT
    );
}

@[Link("winmm")]
lib LibWINMM
  fun mmioWrite = mmioWrite(
    hmmio : Void*,   # HMMIO
    pch : UInt8*,   # LPCSTR
    cch : Int32   # INT
  ) : Int32
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 mmioWriteNative = Int32 Function(Pointer<Void>, Pointer<Utf8>, Int32);
typedef mmioWriteDart = int Function(Pointer<Void>, Pointer<Utf8>, int);
final mmioWrite = DynamicLibrary.open('WINMM.dll')
    .lookupFunction<mmioWriteNative, mmioWriteDart>('mmioWrite');
// hmmio : HMMIO -> Pointer<Void>
// pch : LPCSTR -> Pointer<Utf8>
// cch : INT -> Int32
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function mmioWrite(
  hmmio: THandle;   // HMMIO
  pch: PAnsiChar;   // LPCSTR
  cch: Integer   // INT
): Integer; stdcall;
  external 'WINMM.dll' name 'mmioWrite';

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

foreign import stdcall safe "mmioWrite"
  c_mmioWrite :: Ptr () -> CString -> Int32 -> IO Int32
-- hmmio : HMMIO -> Ptr ()
-- pch : LPCSTR -> CString
-- cch : INT -> Int32
-- 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 mmiowrite =
  foreign "mmioWrite"
    ((ptr void) @-> string @-> int32_t @-> returning int32_t)
(* hmmio : HMMIO -> (ptr void) *)
(* pch : LPCSTR -> string *)
(* cch : INT -> int32_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 ("mmioWrite" mmio-write :convention :stdcall) :int32
  (hmmio :pointer)   ; HMMIO
  (pch :string)   ; LPCSTR
  (cch :int32))   ; INT
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $mmioWrite = Win32::API::More->new('WINMM',
    'int mmioWrite(HANDLE hmmio, LPCSTR pch, int cch)');
# my $ret = $mmioWrite->Call($hmmio, $pch, $cch);
# hmmio : HMMIO -> HANDLE
# pch : LPCSTR -> LPCSTR
# cch : INT -> int
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。