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CreateVirtualDisk

関数
新しい仮想ディスク(VHD/VHDX)を作成する。
DLLVirtDisk.dll呼出規約winapi対応OSWindows 7 以降
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シグネチャ

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

WIN32_ERROR CreateVirtualDisk(
    VIRTUAL_STORAGE_TYPE* VirtualStorageType,
    LPCWSTR Path,
    VIRTUAL_DISK_ACCESS_MASK VirtualDiskAccessMask,
    PSECURITY_DESCRIPTOR SecurityDescriptor,   // optional
    CREATE_VIRTUAL_DISK_FLAG Flags,
    DWORD ProviderSpecificFlags,
    CREATE_VIRTUAL_DISK_PARAMETERS* Parameters,
    OVERLAPPED* Overlapped,   // optional
    HANDLE* Handle
);

パラメーター

名前型方向説明
VirtualStorageTypeVIRTUAL_STORAGE_TYPE*in作成する仮想ディスクのストレージ種別を示すVIRTUAL_STORAGE_TYPE構造体へのポインタ。
PathLPCWSTRin作成する仮想ディスクファイルのパス文字列。
VirtualDiskAccessMaskVIRTUAL_DISK_ACCESS_MASKin要求するアクセス権を示すVIRTUAL_DISK_ACCESS_MASK。
SecurityDescriptorPSECURITY_DESCRIPTORinoptional新規ファイルに適用するセキュリティ記述子。NULLで既定。
FlagsCREATE_VIRTUAL_DISK_FLAGin作成動作を制御するCREATE_VIRTUAL_DISK_FLAGフラグ。
ProviderSpecificFlagsDWORDinストレージプロバイダ固有のフラグ。通常0。
ParametersCREATE_VIRTUAL_DISK_PARAMETERS*inサイズや親ディスク等を指定するCREATE_VIRTUAL_DISK_PARAMETERS構造体へのポインタ。
OverlappedOVERLAPPED*inoptional非同期実行用のOVERLAPPED構造体へのポインタ。同期実行ならNULL。
HandleHANDLE*out作成された仮想ディスクのハンドルを受け取る出力ポインタ。CloseHandleで閉じる。

戻り値の型: WIN32_ERROR

各言語での呼び出し定義

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

WIN32_ERROR CreateVirtualDisk(
    VIRTUAL_STORAGE_TYPE* VirtualStorageType,
    LPCWSTR Path,
    VIRTUAL_DISK_ACCESS_MASK VirtualDiskAccessMask,
    PSECURITY_DESCRIPTOR SecurityDescriptor,   // optional
    CREATE_VIRTUAL_DISK_FLAG Flags,
    DWORD ProviderSpecificFlags,
    CREATE_VIRTUAL_DISK_PARAMETERS* Parameters,
    OVERLAPPED* Overlapped,   // optional
    HANDLE* Handle
);
[DllImport("VirtDisk.dll", ExactSpelling = true)]
static extern uint CreateVirtualDisk(
    IntPtr VirtualStorageType,   // VIRTUAL_STORAGE_TYPE*
    [MarshalAs(UnmanagedType.LPWStr)] string Path,   // LPCWSTR
    int VirtualDiskAccessMask,   // VIRTUAL_DISK_ACCESS_MASK
    IntPtr SecurityDescriptor,   // PSECURITY_DESCRIPTOR optional
    int Flags,   // CREATE_VIRTUAL_DISK_FLAG
    uint ProviderSpecificFlags,   // DWORD
    IntPtr Parameters,   // CREATE_VIRTUAL_DISK_PARAMETERS*
    IntPtr Overlapped,   // OVERLAPPED* optional
    IntPtr Handle   // HANDLE* out
);
<DllImport("VirtDisk.dll", ExactSpelling:=True)>
Public Shared Function CreateVirtualDisk(
    VirtualStorageType As IntPtr,   ' VIRTUAL_STORAGE_TYPE*
    <MarshalAs(UnmanagedType.LPWStr)> Path As String,   ' LPCWSTR
    VirtualDiskAccessMask As Integer,   ' VIRTUAL_DISK_ACCESS_MASK
    SecurityDescriptor As IntPtr,   ' PSECURITY_DESCRIPTOR optional
    Flags As Integer,   ' CREATE_VIRTUAL_DISK_FLAG
    ProviderSpecificFlags As UInteger,   ' DWORD
    Parameters As IntPtr,   ' CREATE_VIRTUAL_DISK_PARAMETERS*
    Overlapped As IntPtr,   ' OVERLAPPED* optional
    Handle As IntPtr   ' HANDLE* out
) As UInteger
End Function
' VirtualStorageType : VIRTUAL_STORAGE_TYPE*
' Path : LPCWSTR
' VirtualDiskAccessMask : VIRTUAL_DISK_ACCESS_MASK
' SecurityDescriptor : PSECURITY_DESCRIPTOR optional
' Flags : CREATE_VIRTUAL_DISK_FLAG
' ProviderSpecificFlags : DWORD
' Parameters : CREATE_VIRTUAL_DISK_PARAMETERS*
' Overlapped : OVERLAPPED* optional
' Handle : HANDLE* out
Declare PtrSafe Function CreateVirtualDisk Lib "virtdisk" ( _
    ByVal VirtualStorageType As LongPtr, _
    ByVal Path As LongPtr, _
    ByVal VirtualDiskAccessMask As Long, _
    ByVal SecurityDescriptor As LongPtr, _
    ByVal Flags As Long, _
    ByVal ProviderSpecificFlags As Long, _
    ByVal Parameters As LongPtr, _
    ByVal Overlapped As LongPtr, _
    ByVal Handle 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

CreateVirtualDisk = ctypes.windll.virtdisk.CreateVirtualDisk
CreateVirtualDisk.restype = wintypes.DWORD
CreateVirtualDisk.argtypes = [
    ctypes.c_void_p,  # VirtualStorageType : VIRTUAL_STORAGE_TYPE*
    wintypes.LPCWSTR,  # Path : LPCWSTR
    ctypes.c_int,  # VirtualDiskAccessMask : VIRTUAL_DISK_ACCESS_MASK
    wintypes.HANDLE,  # SecurityDescriptor : PSECURITY_DESCRIPTOR optional
    ctypes.c_int,  # Flags : CREATE_VIRTUAL_DISK_FLAG
    wintypes.DWORD,  # ProviderSpecificFlags : DWORD
    ctypes.c_void_p,  # Parameters : CREATE_VIRTUAL_DISK_PARAMETERS*
    ctypes.c_void_p,  # Overlapped : OVERLAPPED* optional
    ctypes.c_void_p,  # Handle : HANDLE* out
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('VirtDisk.dll')
CreateVirtualDisk = Fiddle::Function.new(
  lib['CreateVirtualDisk'],
  [
    Fiddle::TYPE_VOIDP,  # VirtualStorageType : VIRTUAL_STORAGE_TYPE*
    Fiddle::TYPE_VOIDP,  # Path : LPCWSTR
    Fiddle::TYPE_INT,  # VirtualDiskAccessMask : VIRTUAL_DISK_ACCESS_MASK
    Fiddle::TYPE_VOIDP,  # SecurityDescriptor : PSECURITY_DESCRIPTOR optional
    Fiddle::TYPE_INT,  # Flags : CREATE_VIRTUAL_DISK_FLAG
    -Fiddle::TYPE_INT,  # ProviderSpecificFlags : DWORD
    Fiddle::TYPE_VOIDP,  # Parameters : CREATE_VIRTUAL_DISK_PARAMETERS*
    Fiddle::TYPE_VOIDP,  # Overlapped : OVERLAPPED* optional
    Fiddle::TYPE_VOIDP,  # Handle : HANDLE* out
  ],
  -Fiddle::TYPE_INT)
#[link(name = "virtdisk")]
extern "system" {
    fn CreateVirtualDisk(
        VirtualStorageType: *mut VIRTUAL_STORAGE_TYPE,  // VIRTUAL_STORAGE_TYPE*
        Path: *const u16,  // LPCWSTR
        VirtualDiskAccessMask: i32,  // VIRTUAL_DISK_ACCESS_MASK
        SecurityDescriptor: *mut core::ffi::c_void,  // PSECURITY_DESCRIPTOR optional
        Flags: i32,  // CREATE_VIRTUAL_DISK_FLAG
        ProviderSpecificFlags: u32,  // DWORD
        Parameters: *mut CREATE_VIRTUAL_DISK_PARAMETERS,  // CREATE_VIRTUAL_DISK_PARAMETERS*
        Overlapped: *mut OVERLAPPED,  // OVERLAPPED* optional
        Handle: *mut *mut core::ffi::c_void  // HANDLE* out
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("VirtDisk.dll")]
public static extern uint CreateVirtualDisk(IntPtr VirtualStorageType, [MarshalAs(UnmanagedType.LPWStr)] string Path, int VirtualDiskAccessMask, IntPtr SecurityDescriptor, int Flags, uint ProviderSpecificFlags, IntPtr Parameters, IntPtr Overlapped, IntPtr Handle);
"@
$api = Add-Type -MemberDefinition $sig -Name 'VirtDisk_CreateVirtualDisk' -Namespace Win32 -PassThru
# $api::CreateVirtualDisk(VirtualStorageType, Path, VirtualDiskAccessMask, SecurityDescriptor, Flags, ProviderSpecificFlags, Parameters, Overlapped, Handle)
#uselib "VirtDisk.dll"
#func global CreateVirtualDisk "CreateVirtualDisk" sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr
; CreateVirtualDisk varptr(VirtualStorageType), Path, VirtualDiskAccessMask, SecurityDescriptor, Flags, ProviderSpecificFlags, varptr(Parameters), varptr(Overlapped), Handle   ; 戻り値は stat
; VirtualStorageType : VIRTUAL_STORAGE_TYPE* -> "sptr"
; Path : LPCWSTR -> "sptr"
; VirtualDiskAccessMask : VIRTUAL_DISK_ACCESS_MASK -> "sptr"
; SecurityDescriptor : PSECURITY_DESCRIPTOR optional -> "sptr"
; Flags : CREATE_VIRTUAL_DISK_FLAG -> "sptr"
; ProviderSpecificFlags : DWORD -> "sptr"
; Parameters : CREATE_VIRTUAL_DISK_PARAMETERS* -> "sptr"
; Overlapped : OVERLAPPED* optional -> "sptr"
; Handle : HANDLE* 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。
出力引数: 
#uselib "VirtDisk.dll"
#cfunc global CreateVirtualDisk "CreateVirtualDisk" var, wstr, int, sptr, int, int, var, var, sptr
; res = CreateVirtualDisk(VirtualStorageType, Path, VirtualDiskAccessMask, SecurityDescriptor, Flags, ProviderSpecificFlags, Parameters, Overlapped, Handle)
; VirtualStorageType : VIRTUAL_STORAGE_TYPE* -> "var"
; Path : LPCWSTR -> "wstr"
; VirtualDiskAccessMask : VIRTUAL_DISK_ACCESS_MASK -> "int"
; SecurityDescriptor : PSECURITY_DESCRIPTOR optional -> "sptr"
; Flags : CREATE_VIRTUAL_DISK_FLAG -> "int"
; ProviderSpecificFlags : DWORD -> "int"
; Parameters : CREATE_VIRTUAL_DISK_PARAMETERS* -> "var"
; Overlapped : OVERLAPPED* optional -> "var"
; Handle : HANDLE* out -> "sptr"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。
出力引数: 
; WIN32_ERROR CreateVirtualDisk(VIRTUAL_STORAGE_TYPE* VirtualStorageType, LPCWSTR Path, VIRTUAL_DISK_ACCESS_MASK VirtualDiskAccessMask, PSECURITY_DESCRIPTOR SecurityDescriptor, CREATE_VIRTUAL_DISK_FLAG Flags, DWORD ProviderSpecificFlags, CREATE_VIRTUAL_DISK_PARAMETERS* Parameters, OVERLAPPED* Overlapped, HANDLE* Handle)
#uselib "VirtDisk.dll"
#cfunc global CreateVirtualDisk "CreateVirtualDisk" var, wstr, int, intptr, int, int, var, var, intptr
; res = CreateVirtualDisk(VirtualStorageType, Path, VirtualDiskAccessMask, SecurityDescriptor, Flags, ProviderSpecificFlags, Parameters, Overlapped, Handle)
; VirtualStorageType : VIRTUAL_STORAGE_TYPE* -> "var"
; Path : LPCWSTR -> "wstr"
; VirtualDiskAccessMask : VIRTUAL_DISK_ACCESS_MASK -> "int"
; SecurityDescriptor : PSECURITY_DESCRIPTOR optional -> "intptr"
; Flags : CREATE_VIRTUAL_DISK_FLAG -> "int"
; ProviderSpecificFlags : DWORD -> "int"
; Parameters : CREATE_VIRTUAL_DISK_PARAMETERS* -> "var"
; Overlapped : OVERLAPPED* optional -> "var"
; Handle : HANDLE* out -> "intptr"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	virtdisk = windows.NewLazySystemDLL("VirtDisk.dll")
	procCreateVirtualDisk = virtdisk.NewProc("CreateVirtualDisk")
)

// VirtualStorageType (VIRTUAL_STORAGE_TYPE*), Path (LPCWSTR), VirtualDiskAccessMask (VIRTUAL_DISK_ACCESS_MASK), SecurityDescriptor (PSECURITY_DESCRIPTOR optional), Flags (CREATE_VIRTUAL_DISK_FLAG), ProviderSpecificFlags (DWORD), Parameters (CREATE_VIRTUAL_DISK_PARAMETERS*), Overlapped (OVERLAPPED* optional), Handle (HANDLE* out)
r1, _, err := procCreateVirtualDisk.Call(
	uintptr(VirtualStorageType),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(Path))),
	uintptr(VirtualDiskAccessMask),
	uintptr(SecurityDescriptor),
	uintptr(Flags),
	uintptr(ProviderSpecificFlags),
	uintptr(Parameters),
	uintptr(Overlapped),
	uintptr(Handle),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // WIN32_ERROR
function CreateVirtualDisk(
  VirtualStorageType: Pointer;   // VIRTUAL_STORAGE_TYPE*
  Path: PWideChar;   // LPCWSTR
  VirtualDiskAccessMask: Integer;   // VIRTUAL_DISK_ACCESS_MASK
  SecurityDescriptor: THandle;   // PSECURITY_DESCRIPTOR optional
  Flags: Integer;   // CREATE_VIRTUAL_DISK_FLAG
  ProviderSpecificFlags: DWORD;   // DWORD
  Parameters: Pointer;   // CREATE_VIRTUAL_DISK_PARAMETERS*
  Overlapped: Pointer;   // OVERLAPPED* optional
  Handle: Pointer   // HANDLE* out
): DWORD; stdcall;
  external 'VirtDisk.dll' name 'CreateVirtualDisk';
result := DllCall("VirtDisk\CreateVirtualDisk"
    , "Ptr", VirtualStorageType   ; VIRTUAL_STORAGE_TYPE*
    , "WStr", Path   ; LPCWSTR
    , "Int", VirtualDiskAccessMask   ; VIRTUAL_DISK_ACCESS_MASK
    , "Ptr", SecurityDescriptor   ; PSECURITY_DESCRIPTOR optional
    , "Int", Flags   ; CREATE_VIRTUAL_DISK_FLAG
    , "UInt", ProviderSpecificFlags   ; DWORD
    , "Ptr", Parameters   ; CREATE_VIRTUAL_DISK_PARAMETERS*
    , "Ptr", Overlapped   ; OVERLAPPED* optional
    , "Ptr", Handle   ; HANDLE* out
    , "UInt")   ; return: WIN32_ERROR
●CreateVirtualDisk(VirtualStorageType, Path, VirtualDiskAccessMask, SecurityDescriptor, Flags, ProviderSpecificFlags, Parameters, Overlapped, Handle) = DLL("VirtDisk.dll", "dword CreateVirtualDisk(void*, char*, int, void*, int, dword, void*, void*, void*)")
# 呼び出し: CreateVirtualDisk(VirtualStorageType, Path, VirtualDiskAccessMask, SecurityDescriptor, Flags, ProviderSpecificFlags, Parameters, Overlapped, Handle)
# VirtualStorageType : VIRTUAL_STORAGE_TYPE* -> "void*"
# Path : LPCWSTR -> "char*"
# VirtualDiskAccessMask : VIRTUAL_DISK_ACCESS_MASK -> "int"
# SecurityDescriptor : PSECURITY_DESCRIPTOR optional -> "void*"
# Flags : CREATE_VIRTUAL_DISK_FLAG -> "int"
# ProviderSpecificFlags : DWORD -> "dword"
# Parameters : CREATE_VIRTUAL_DISK_PARAMETERS* -> "void*"
# Overlapped : OVERLAPPED* optional -> "void*"
# Handle : HANDLE* 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 "virtdisk" fn CreateVirtualDisk(
    VirtualStorageType: [*c]VIRTUAL_STORAGE_TYPE, // VIRTUAL_STORAGE_TYPE*
    Path: [*c]const u16, // LPCWSTR
    VirtualDiskAccessMask: i32, // VIRTUAL_DISK_ACCESS_MASK
    SecurityDescriptor: ?*anyopaque, // PSECURITY_DESCRIPTOR optional
    Flags: i32, // CREATE_VIRTUAL_DISK_FLAG
    ProviderSpecificFlags: u32, // DWORD
    Parameters: [*c]CREATE_VIRTUAL_DISK_PARAMETERS, // CREATE_VIRTUAL_DISK_PARAMETERS*
    Overlapped: [*c]OVERLAPPED, // OVERLAPPED* optional
    Handle: ?*anyopaque // HANDLE* out
) callconv(std.os.windows.WINAPI) u32;
proc CreateVirtualDisk(
    VirtualStorageType: ptr VIRTUAL_STORAGE_TYPE,  # VIRTUAL_STORAGE_TYPE*
    Path: WideCString,  # LPCWSTR
    VirtualDiskAccessMask: int32,  # VIRTUAL_DISK_ACCESS_MASK
    SecurityDescriptor: pointer,  # PSECURITY_DESCRIPTOR optional
    Flags: int32,  # CREATE_VIRTUAL_DISK_FLAG
    ProviderSpecificFlags: uint32,  # DWORD
    Parameters: ptr CREATE_VIRTUAL_DISK_PARAMETERS,  # CREATE_VIRTUAL_DISK_PARAMETERS*
    Overlapped: ptr OVERLAPPED,  # OVERLAPPED* optional
    Handle: pointer  # HANDLE* out
): uint32 {.importc: "CreateVirtualDisk", stdcall, dynlib: "VirtDisk.dll".}
pragma(lib, "virtdisk");
extern(Windows)
uint CreateVirtualDisk(
    VIRTUAL_STORAGE_TYPE* VirtualStorageType,   // VIRTUAL_STORAGE_TYPE*
    const(wchar)* Path,   // LPCWSTR
    int VirtualDiskAccessMask,   // VIRTUAL_DISK_ACCESS_MASK
    void* SecurityDescriptor,   // PSECURITY_DESCRIPTOR optional
    int Flags,   // CREATE_VIRTUAL_DISK_FLAG
    uint ProviderSpecificFlags,   // DWORD
    CREATE_VIRTUAL_DISK_PARAMETERS* Parameters,   // CREATE_VIRTUAL_DISK_PARAMETERS*
    OVERLAPPED* Overlapped,   // OVERLAPPED* optional
    void* Handle   // HANDLE* out
);
ccall((:CreateVirtualDisk, "VirtDisk.dll"), stdcall, UInt32,
      (Ptr{VIRTUAL_STORAGE_TYPE}, Cwstring, Int32, Ptr{Cvoid}, Int32, UInt32, Ptr{CREATE_VIRTUAL_DISK_PARAMETERS}, Ptr{OVERLAPPED}, Ptr{Cvoid}),
      VirtualStorageType, Path, VirtualDiskAccessMask, SecurityDescriptor, Flags, ProviderSpecificFlags, Parameters, Overlapped, Handle)
# VirtualStorageType : VIRTUAL_STORAGE_TYPE* -> Ptr{VIRTUAL_STORAGE_TYPE}
# Path : LPCWSTR -> Cwstring
# VirtualDiskAccessMask : VIRTUAL_DISK_ACCESS_MASK -> Int32
# SecurityDescriptor : PSECURITY_DESCRIPTOR optional -> Ptr{Cvoid}
# Flags : CREATE_VIRTUAL_DISK_FLAG -> Int32
# ProviderSpecificFlags : DWORD -> UInt32
# Parameters : CREATE_VIRTUAL_DISK_PARAMETERS* -> Ptr{CREATE_VIRTUAL_DISK_PARAMETERS}
# Overlapped : OVERLAPPED* optional -> Ptr{OVERLAPPED}
# Handle : HANDLE* out -> Ptr{Cvoid}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。
local ffi = require("ffi")
ffi.cdef[[
uint32_t CreateVirtualDisk(
    void* VirtualStorageType,
    const uint16_t* Path,
    int32_t VirtualDiskAccessMask,
    void* SecurityDescriptor,
    int32_t Flags,
    uint32_t ProviderSpecificFlags,
    void* Parameters,
    void* Overlapped,
    void* Handle);
]]
local virtdisk = ffi.load("virtdisk")
-- virtdisk.CreateVirtualDisk(VirtualStorageType, Path, VirtualDiskAccessMask, SecurityDescriptor, Flags, ProviderSpecificFlags, Parameters, Overlapped, Handle)
-- VirtualStorageType : VIRTUAL_STORAGE_TYPE*
-- Path : LPCWSTR
-- VirtualDiskAccessMask : VIRTUAL_DISK_ACCESS_MASK
-- SecurityDescriptor : PSECURITY_DESCRIPTOR optional
-- Flags : CREATE_VIRTUAL_DISK_FLAG
-- ProviderSpecificFlags : DWORD
-- Parameters : CREATE_VIRTUAL_DISK_PARAMETERS*
-- Overlapped : OVERLAPPED* optional
-- Handle : HANDLE* 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('VirtDisk.dll');
const CreateVirtualDisk = lib.func('__stdcall', 'CreateVirtualDisk', 'uint32_t', ['void *', 'str16', 'int32_t', 'void *', 'int32_t', 'uint32_t', 'void *', 'void *', 'void *']);
// CreateVirtualDisk(VirtualStorageType, Path, VirtualDiskAccessMask, SecurityDescriptor, Flags, ProviderSpecificFlags, Parameters, Overlapped, Handle)
// VirtualStorageType : VIRTUAL_STORAGE_TYPE* -> 'void *'
// Path : LPCWSTR -> 'str16'
// VirtualDiskAccessMask : VIRTUAL_DISK_ACCESS_MASK -> 'int32_t'
// SecurityDescriptor : PSECURITY_DESCRIPTOR optional -> 'void *'
// Flags : CREATE_VIRTUAL_DISK_FLAG -> 'int32_t'
// ProviderSpecificFlags : DWORD -> 'uint32_t'
// Parameters : CREATE_VIRTUAL_DISK_PARAMETERS* -> 'void *'
// Overlapped : OVERLAPPED* optional -> 'void *'
// Handle : HANDLE* out -> 'void *'
// 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("VirtDisk.dll", {
  CreateVirtualDisk: { parameters: ["pointer", "buffer", "i32", "pointer", "i32", "u32", "pointer", "pointer", "pointer"], result: "u32" },
});
// lib.symbols.CreateVirtualDisk(VirtualStorageType, Path, VirtualDiskAccessMask, SecurityDescriptor, Flags, ProviderSpecificFlags, Parameters, Overlapped, Handle)
// VirtualStorageType : VIRTUAL_STORAGE_TYPE* -> "pointer"
// Path : LPCWSTR -> "buffer"
// VirtualDiskAccessMask : VIRTUAL_DISK_ACCESS_MASK -> "i32"
// SecurityDescriptor : PSECURITY_DESCRIPTOR optional -> "pointer"
// Flags : CREATE_VIRTUAL_DISK_FLAG -> "i32"
// ProviderSpecificFlags : DWORD -> "u32"
// Parameters : CREATE_VIRTUAL_DISK_PARAMETERS* -> "pointer"
// Overlapped : OVERLAPPED* optional -> "pointer"
// Handle : HANDLE* 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
uint32_t CreateVirtualDisk(
    void* VirtualStorageType,
    const uint16_t* Path,
    int32_t VirtualDiskAccessMask,
    void* SecurityDescriptor,
    int32_t Flags,
    uint32_t ProviderSpecificFlags,
    void* Parameters,
    void* Overlapped,
    void* Handle);
C, "VirtDisk.dll");
// $ffi->CreateVirtualDisk(VirtualStorageType, Path, VirtualDiskAccessMask, SecurityDescriptor, Flags, ProviderSpecificFlags, Parameters, Overlapped, Handle);
// VirtualStorageType : VIRTUAL_STORAGE_TYPE*
// Path : LPCWSTR
// VirtualDiskAccessMask : VIRTUAL_DISK_ACCESS_MASK
// SecurityDescriptor : PSECURITY_DESCRIPTOR optional
// Flags : CREATE_VIRTUAL_DISK_FLAG
// ProviderSpecificFlags : DWORD
// Parameters : CREATE_VIRTUAL_DISK_PARAMETERS*
// Overlapped : OVERLAPPED* optional
// Handle : HANDLE* 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 Virtdisk extends StdCallLibrary {
    Virtdisk INSTANCE = Native.load("virtdisk", Virtdisk.class);
    int CreateVirtualDisk(
        Pointer VirtualStorageType,   // VIRTUAL_STORAGE_TYPE*
        WString Path,   // LPCWSTR
        int VirtualDiskAccessMask,   // VIRTUAL_DISK_ACCESS_MASK
        Pointer SecurityDescriptor,   // PSECURITY_DESCRIPTOR optional
        int Flags,   // CREATE_VIRTUAL_DISK_FLAG
        int ProviderSpecificFlags,   // DWORD
        Pointer Parameters,   // CREATE_VIRTUAL_DISK_PARAMETERS*
        Pointer Overlapped,   // OVERLAPPED* optional
        Pointer Handle   // HANDLE* out
    );
}
@[Link("virtdisk")]
lib LibVirtDisk
  fun CreateVirtualDisk = CreateVirtualDisk(
    VirtualStorageType : VIRTUAL_STORAGE_TYPE*,   # VIRTUAL_STORAGE_TYPE*
    Path : UInt16*,   # LPCWSTR
    VirtualDiskAccessMask : Int32,   # VIRTUAL_DISK_ACCESS_MASK
    SecurityDescriptor : Void*,   # PSECURITY_DESCRIPTOR optional
    Flags : Int32,   # CREATE_VIRTUAL_DISK_FLAG
    ProviderSpecificFlags : UInt32,   # DWORD
    Parameters : CREATE_VIRTUAL_DISK_PARAMETERS*,   # CREATE_VIRTUAL_DISK_PARAMETERS*
    Overlapped : OVERLAPPED*,   # OVERLAPPED* optional
    Handle : Void*   # HANDLE* out
  ) : UInt32
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 CreateVirtualDiskNative = Uint32 Function(Pointer<Void>, Pointer<Utf16>, Int32, Pointer<Void>, Int32, Uint32, Pointer<Void>, Pointer<Void>, Pointer<Void>);
typedef CreateVirtualDiskDart = int Function(Pointer<Void>, Pointer<Utf16>, int, Pointer<Void>, int, int, Pointer<Void>, Pointer<Void>, Pointer<Void>);
final CreateVirtualDisk = DynamicLibrary.open('VirtDisk.dll')
    .lookupFunction<CreateVirtualDiskNative, CreateVirtualDiskDart>('CreateVirtualDisk');
// VirtualStorageType : VIRTUAL_STORAGE_TYPE* -> Pointer<Void>
// Path : LPCWSTR -> Pointer<Utf16>
// VirtualDiskAccessMask : VIRTUAL_DISK_ACCESS_MASK -> Int32
// SecurityDescriptor : PSECURITY_DESCRIPTOR optional -> Pointer<Void>
// Flags : CREATE_VIRTUAL_DISK_FLAG -> Int32
// ProviderSpecificFlags : DWORD -> Uint32
// Parameters : CREATE_VIRTUAL_DISK_PARAMETERS* -> Pointer<Void>
// Overlapped : OVERLAPPED* optional -> Pointer<Void>
// Handle : HANDLE* out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。
{$mode objfpc}{$H+}
function CreateVirtualDisk(
  VirtualStorageType: Pointer;   // VIRTUAL_STORAGE_TYPE*
  Path: PWideChar;   // LPCWSTR
  VirtualDiskAccessMask: Integer;   // VIRTUAL_DISK_ACCESS_MASK
  SecurityDescriptor: THandle;   // PSECURITY_DESCRIPTOR optional
  Flags: Integer;   // CREATE_VIRTUAL_DISK_FLAG
  ProviderSpecificFlags: DWORD;   // DWORD
  Parameters: Pointer;   // CREATE_VIRTUAL_DISK_PARAMETERS*
  Overlapped: Pointer;   // OVERLAPPED* optional
  Handle: Pointer   // HANDLE* out
): DWORD; stdcall;
  external 'VirtDisk.dll' name 'CreateVirtualDisk';
import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "CreateVirtualDisk"
  c_CreateVirtualDisk :: Ptr () -> CWString -> Int32 -> Ptr () -> Int32 -> Word32 -> Ptr () -> Ptr () -> Ptr () -> IO Word32
-- VirtualStorageType : VIRTUAL_STORAGE_TYPE* -> Ptr ()
-- Path : LPCWSTR -> CWString
-- VirtualDiskAccessMask : VIRTUAL_DISK_ACCESS_MASK -> Int32
-- SecurityDescriptor : PSECURITY_DESCRIPTOR optional -> Ptr ()
-- Flags : CREATE_VIRTUAL_DISK_FLAG -> Int32
-- ProviderSpecificFlags : DWORD -> Word32
-- Parameters : CREATE_VIRTUAL_DISK_PARAMETERS* -> Ptr ()
-- Overlapped : OVERLAPPED* optional -> Ptr ()
-- Handle : HANDLE* out -> Ptr ()
-- 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 createvirtualdisk =
  foreign "CreateVirtualDisk"
    ((ptr void) @-> (ptr uint16_t) @-> int32_t @-> (ptr void) @-> int32_t @-> uint32_t @-> (ptr void) @-> (ptr void) @-> (ptr void) @-> returning uint32_t)
(* VirtualStorageType : VIRTUAL_STORAGE_TYPE* -> (ptr void) *)
(* Path : LPCWSTR -> (ptr uint16_t) *)
(* VirtualDiskAccessMask : VIRTUAL_DISK_ACCESS_MASK -> int32_t *)
(* SecurityDescriptor : PSECURITY_DESCRIPTOR optional -> (ptr void) *)
(* Flags : CREATE_VIRTUAL_DISK_FLAG -> int32_t *)
(* ProviderSpecificFlags : DWORD -> uint32_t *)
(* Parameters : CREATE_VIRTUAL_DISK_PARAMETERS* -> (ptr void) *)
(* Overlapped : OVERLAPPED* optional -> (ptr void) *)
(* Handle : HANDLE* out -> (ptr void) *)
(* 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 virtdisk (t "VirtDisk.dll"))
(cffi:use-foreign-library virtdisk)

(cffi:defcfun ("CreateVirtualDisk" create-virtual-disk :convention :stdcall) :uint32
  (virtual-storage-type :pointer)   ; VIRTUAL_STORAGE_TYPE*
  (path (:string :encoding :utf-16le))   ; LPCWSTR
  (virtual-disk-access-mask :int32)   ; VIRTUAL_DISK_ACCESS_MASK
  (security-descriptor :pointer)   ; PSECURITY_DESCRIPTOR optional
  (flags :int32)   ; CREATE_VIRTUAL_DISK_FLAG
  (provider-specific-flags :uint32)   ; DWORD
  (parameters :pointer)   ; CREATE_VIRTUAL_DISK_PARAMETERS*
  (overlapped :pointer)   ; OVERLAPPED* optional
  (handle :pointer))   ; HANDLE* out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。
use Win32::API;
my $CreateVirtualDisk = Win32::API::More->new('VirtDisk',
    'DWORD CreateVirtualDisk(LPVOID VirtualStorageType, LPCWSTR Path, int VirtualDiskAccessMask, HANDLE SecurityDescriptor, int Flags, DWORD ProviderSpecificFlags, LPVOID Parameters, LPVOID Overlapped, HANDLE Handle)');
# my $ret = $CreateVirtualDisk->Call($VirtualStorageType, $Path, $VirtualDiskAccessMask, $SecurityDescriptor, $Flags, $ProviderSpecificFlags, $Parameters, $Overlapped, $Handle);
# VirtualStorageType : VIRTUAL_STORAGE_TYPE* -> LPVOID
# Path : LPCWSTR -> LPCWSTR
# VirtualDiskAccessMask : VIRTUAL_DISK_ACCESS_MASK -> int
# SecurityDescriptor : PSECURITY_DESCRIPTOR optional -> HANDLE
# Flags : CREATE_VIRTUAL_DISK_FLAG -> int
# ProviderSpecificFlags : DWORD -> DWORD
# Parameters : CREATE_VIRTUAL_DISK_PARAMETERS* -> LPVOID
# Overlapped : OVERLAPPED* optional -> LPVOID
# Handle : HANDLE* out -> HANDLE
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。

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