Win32 API 日本語リファレンス
ホームMedia.Multimedia › mciGetDriverData

mciGetDriverData

関数
MCIドライバーに関連付けられたデータ値を取得する。
DLLWINMM.dll呼出規約winapi

シグネチャ

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

UINT_PTR mciGetDriverData(
    DWORD wDeviceID
);

パラメーター

名前方向
wDeviceIDDWORDin

戻り値の型: UINT_PTR

各言語での呼び出し定義

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

UINT_PTR mciGetDriverData(
    DWORD wDeviceID
);
[DllImport("WINMM.dll", ExactSpelling = true)]
static extern UIntPtr mciGetDriverData(
    uint wDeviceID   // DWORD
);
<DllImport("WINMM.dll", ExactSpelling:=True)>
Public Shared Function mciGetDriverData(
    wDeviceID As UInteger   ' DWORD
) As UIntPtr
End Function
' wDeviceID : DWORD
Declare PtrSafe Function mciGetDriverData Lib "winmm" ( _
    ByVal wDeviceID As Long) As LongPtr
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。
import ctypes
from ctypes import wintypes

mciGetDriverData = ctypes.windll.winmm.mciGetDriverData
mciGetDriverData.restype = ctypes.c_size_t
mciGetDriverData.argtypes = [
    wintypes.DWORD,  # wDeviceID : DWORD
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WINMM.dll')
mciGetDriverData = Fiddle::Function.new(
  lib['mciGetDriverData'],
  [
    -Fiddle::TYPE_INT,  # wDeviceID : DWORD
  ],
  Fiddle::TYPE_UINTPTR_T)
#[link(name = "winmm")]
extern "system" {
    fn mciGetDriverData(
        wDeviceID: u32  // DWORD
    ) -> usize;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("WINMM.dll")]
public static extern UIntPtr mciGetDriverData(uint wDeviceID);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WINMM_mciGetDriverData' -Namespace Win32 -PassThru
# $api::mciGetDriverData(wDeviceID)
#uselib "WINMM.dll"
#func global mciGetDriverData "mciGetDriverData" sptr
; mciGetDriverData wDeviceID   ; 戻り値は stat
; wDeviceID : DWORD -> "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 mciGetDriverData "mciGetDriverData" int
; res = mciGetDriverData(wDeviceID)
; wDeviceID : DWORD -> "int"
; UINT_PTR mciGetDriverData(DWORD wDeviceID)
#uselib "WINMM.dll"
#cfunc global mciGetDriverData "mciGetDriverData" int
; res = mciGetDriverData(wDeviceID)
; wDeviceID : DWORD -> "int"
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	winmm = windows.NewLazySystemDLL("WINMM.dll")
	procmciGetDriverData = winmm.NewProc("mciGetDriverData")
)

// wDeviceID (DWORD)
r1, _, err := procmciGetDriverData.Call(
	uintptr(wDeviceID),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // UINT_PTR
function mciGetDriverData(
  wDeviceID: DWORD   // DWORD
): NativeUInt; stdcall;
  external 'WINMM.dll' name 'mciGetDriverData';
result := DllCall("WINMM\mciGetDriverData"
    , "UInt", wDeviceID   ; DWORD
    , "UPtr")   ; return: UINT_PTR
●mciGetDriverData(wDeviceID) = DLL("WINMM.dll", "int mciGetDriverData(dword)")
# 呼び出し: mciGetDriverData(wDeviceID)
# wDeviceID : DWORD -> "dword"
# 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)。