SHGetDriveMedia

// SHELL32.dll
#include <windows.h>

HRESULT SHGetDriveMedia(
    LPCWSTR pszDrive,
    DWORD* pdwMediaContent
);

<DllImport("SHELL32.dll", ExactSpelling:=True)>
Public Shared Function SHGetDriveMedia(
    <MarshalAs(UnmanagedType.LPWStr)> pszDrive As String,   ' LPCWSTR
    <Out> ByRef pdwMediaContent As UInteger   ' DWORD* out
) As Integer
End Function

' pszDrive : LPCWSTR
' pdwMediaContent : DWORD* out
Declare PtrSafe Function SHGetDriveMedia Lib "shell32" ( _
    ByVal pszDrive As LongPtr, _
    ByRef pdwMediaContent 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

SHGetDriveMedia = ctypes.windll.shell32.SHGetDriveMedia
SHGetDriveMedia.restype = ctypes.c_int
SHGetDriveMedia.argtypes = [
    wintypes.LPCWSTR,  # pszDrive : LPCWSTR
    ctypes.POINTER(wintypes.DWORD),  # pdwMediaContent : DWORD* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('SHELL32.dll')
SHGetDriveMedia = Fiddle::Function.new(
  lib['SHGetDriveMedia'],
  [
    Fiddle::TYPE_VOIDP,  # pszDrive : LPCWSTR
    Fiddle::TYPE_VOIDP,  # pdwMediaContent : DWORD* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "shell32")]
extern "system" {
    fn SHGetDriveMedia(
        pszDrive: *const u16,  // LPCWSTR
        pdwMediaContent: *mut u32  // DWORD* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("SHELL32.dll")]
public static extern int SHGetDriveMedia([MarshalAs(UnmanagedType.LPWStr)] string pszDrive, out uint pdwMediaContent);
"@
$api = Add-Type -MemberDefinition $sig -Name 'SHELL32_SHGetDriveMedia' -Namespace Win32 -PassThru
# $api::SHGetDriveMedia(pszDrive, pdwMediaContent)

#uselib "SHELL32.dll"
#func global SHGetDriveMedia "SHGetDriveMedia" sptr, sptr
; SHGetDriveMedia pszDrive, varptr(pdwMediaContent)   ; 戻り値は stat
; pszDrive : LPCWSTR -> "sptr"
; pdwMediaContent : DWORD* 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。

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

var (
	shell32 = windows.NewLazySystemDLL("SHELL32.dll")
	procSHGetDriveMedia = shell32.NewProc("SHGetDriveMedia")
)

// pszDrive (LPCWSTR), pdwMediaContent (DWORD* out)
r1, _, err := procSHGetDriveMedia.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pszDrive))),
	uintptr(pdwMediaContent),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function SHGetDriveMedia(
  pszDrive: PWideChar;   // LPCWSTR
  pdwMediaContent: Pointer   // DWORD* out
): Integer; stdcall;
  external 'SHELL32.dll' name 'SHGetDriveMedia';

result := DllCall("SHELL32\SHGetDriveMedia"
    , "WStr", pszDrive   ; LPCWSTR
    , "Ptr", pdwMediaContent   ; DWORD* out
    , "Int")   ; return: HRESULT

●SHGetDriveMedia(pszDrive, pdwMediaContent) = DLL("SHELL32.dll", "int SHGetDriveMedia(char*, void*)")
# 呼び出し: SHGetDriveMedia(pszDrive, pdwMediaContent)
# pszDrive : LPCWSTR -> "char*"
# pdwMediaContent : DWORD* 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)。

const std = @import("std");

extern "shell32" fn SHGetDriveMedia(
    pszDrive: [*c]const u16, // LPCWSTR
    pdwMediaContent: [*c]u32 // DWORD* out
) callconv(std.os.windows.WINAPI) i32;

proc SHGetDriveMedia(
    pszDrive: WideCString,  # LPCWSTR
    pdwMediaContent: ptr uint32  # DWORD* out
): int32 {.importc: "SHGetDriveMedia", stdcall, dynlib: "SHELL32.dll".}

pragma(lib, "shell32");
extern(Windows)
int SHGetDriveMedia(
    const(wchar)* pszDrive,   // LPCWSTR
    uint* pdwMediaContent   // DWORD* out
);

ccall((:SHGetDriveMedia, "SHELL32.dll"), stdcall, Int32,
      (Cwstring, Ptr{UInt32}),
      pszDrive, pdwMediaContent)
# pszDrive : LPCWSTR -> Cwstring
# pdwMediaContent : DWORD* out -> Ptr{UInt32}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t SHGetDriveMedia(
    const uint16_t* pszDrive,
    uint32_t* pdwMediaContent);
]]
local shell32 = ffi.load("shell32")
-- shell32.SHGetDriveMedia(pszDrive, pdwMediaContent)
-- pszDrive : LPCWSTR
-- pdwMediaContent : DWORD* out
-- 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('SHELL32.dll');
const SHGetDriveMedia = lib.func('__stdcall', 'SHGetDriveMedia', 'int32_t', ['str16', 'uint32_t *']);
// SHGetDriveMedia(pszDrive, pdwMediaContent)
// pszDrive : LPCWSTR -> 'str16'
// pdwMediaContent : DWORD* out -> 'uint32_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("SHELL32.dll", {
  SHGetDriveMedia: { parameters: ["buffer", "pointer"], result: "i32" },
});
// lib.symbols.SHGetDriveMedia(pszDrive, pdwMediaContent)
// pszDrive : LPCWSTR -> "buffer"
// pdwMediaContent : DWORD* out -> "pointer"
// 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 SHGetDriveMedia(
    const uint16_t* pszDrive,
    uint32_t* pdwMediaContent);
C, "SHELL32.dll");
// $ffi->SHGetDriveMedia(pszDrive, pdwMediaContent);
// pszDrive : LPCWSTR
// pdwMediaContent : DWORD* out
// 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 Shell32 extends StdCallLibrary {
    Shell32 INSTANCE = Native.load("shell32", Shell32.class);
    int SHGetDriveMedia(
        WString pszDrive,   // LPCWSTR
        IntByReference pdwMediaContent   // DWORD* out
    );
}

@[Link("shell32")]
lib LibSHELL32
  fun SHGetDriveMedia = SHGetDriveMedia(
    pszDrive : UInt16*,   # LPCWSTR
    pdwMediaContent : UInt32*   # DWORD* out
  ) : 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 SHGetDriveMediaNative = Int32 Function(Pointer<Utf16>, Pointer<Uint32>);
typedef SHGetDriveMediaDart = int Function(Pointer<Utf16>, Pointer<Uint32>);
final SHGetDriveMedia = DynamicLibrary.open('SHELL32.dll')
    .lookupFunction<SHGetDriveMediaNative, SHGetDriveMediaDart>('SHGetDriveMedia');
// pszDrive : LPCWSTR -> Pointer<Utf16>
// pdwMediaContent : DWORD* out -> Pointer<Uint32>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function SHGetDriveMedia(
  pszDrive: PWideChar;   // LPCWSTR
  pdwMediaContent: Pointer   // DWORD* out
): Integer; stdcall;
  external 'SHELL32.dll' name 'SHGetDriveMedia';

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

foreign import stdcall safe "SHGetDriveMedia"
  c_SHGetDriveMedia :: CWString -> Ptr Word32 -> IO Int32
-- pszDrive : LPCWSTR -> CWString
-- pdwMediaContent : DWORD* out -> Ptr Word32
-- 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 shgetdrivemedia =
  foreign "SHGetDriveMedia"
    ((ptr uint16_t) @-> (ptr uint32_t) @-> returning int32_t)
(* pszDrive : LPCWSTR -> (ptr uint16_t) *)
(* pdwMediaContent : DWORD* out -> (ptr uint32_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 shell32 (t "SHELL32.dll"))
(cffi:use-foreign-library shell32)

(cffi:defcfun ("SHGetDriveMedia" shget-drive-media :convention :stdcall) :int32
  (psz-drive (:string :encoding :utf-16le))   ; LPCWSTR
  (pdw-media-content :pointer))   ; DWORD* out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $SHGetDriveMedia = Win32::API::More->new('SHELL32',
    'int SHGetDriveMedia(LPCWSTR pszDrive, LPVOID pdwMediaContent)');
# my $ret = $SHGetDriveMedia->Call($pszDrive, $pdwMediaContent);
# pszDrive : LPCWSTR -> LPCWSTR
# pdwMediaContent : DWORD* out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。