LoadSavedStateFiles

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

HRESULT LoadSavedStateFiles(
    LPCWSTR binFile,
    LPCWSTR vsvFile,
    void** vmSavedStateDumpHandle
);

<DllImport("VmSavedStateDumpProvider.dll", ExactSpelling:=True)>
Public Shared Function LoadSavedStateFiles(
    <MarshalAs(UnmanagedType.LPWStr)> binFile As String,   ' LPCWSTR
    <MarshalAs(UnmanagedType.LPWStr)> vsvFile As String,   ' LPCWSTR
    vmSavedStateDumpHandle As IntPtr   ' void** out
) As Integer
End Function

' binFile : LPCWSTR
' vsvFile : LPCWSTR
' vmSavedStateDumpHandle : void** out
Declare PtrSafe Function LoadSavedStateFiles Lib "vmsavedstatedumpprovider" ( _
    ByVal binFile As LongPtr, _
    ByVal vsvFile As LongPtr, _
    ByVal vmSavedStateDumpHandle 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

LoadSavedStateFiles = ctypes.windll.vmsavedstatedumpprovider.LoadSavedStateFiles
LoadSavedStateFiles.restype = ctypes.c_int
LoadSavedStateFiles.argtypes = [
    wintypes.LPCWSTR,  # binFile : LPCWSTR
    wintypes.LPCWSTR,  # vsvFile : LPCWSTR
    ctypes.c_void_p,  # vmSavedStateDumpHandle : void** out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('VmSavedStateDumpProvider.dll')
LoadSavedStateFiles = Fiddle::Function.new(
  lib['LoadSavedStateFiles'],
  [
    Fiddle::TYPE_VOIDP,  # binFile : LPCWSTR
    Fiddle::TYPE_VOIDP,  # vsvFile : LPCWSTR
    Fiddle::TYPE_VOIDP,  # vmSavedStateDumpHandle : void** out
  ],
  Fiddle::TYPE_INT)

#[link(name = "vmsavedstatedumpprovider")]
extern "system" {
    fn LoadSavedStateFiles(
        binFile: *const u16,  // LPCWSTR
        vsvFile: *const u16,  // LPCWSTR
        vmSavedStateDumpHandle: *mut *mut ()  // void** out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("VmSavedStateDumpProvider.dll")]
public static extern int LoadSavedStateFiles([MarshalAs(UnmanagedType.LPWStr)] string binFile, [MarshalAs(UnmanagedType.LPWStr)] string vsvFile, IntPtr vmSavedStateDumpHandle);
"@
$api = Add-Type -MemberDefinition $sig -Name 'VmSavedStateDumpProvider_LoadSavedStateFiles' -Namespace Win32 -PassThru
# $api::LoadSavedStateFiles(binFile, vsvFile, vmSavedStateDumpHandle)

#uselib "VmSavedStateDumpProvider.dll"
#func global LoadSavedStateFiles "LoadSavedStateFiles" sptr, sptr, sptr
; LoadSavedStateFiles binFile, vsvFile, vmSavedStateDumpHandle   ; 戻り値は stat
; binFile : LPCWSTR -> "sptr"
; vsvFile : LPCWSTR -> "sptr"
; vmSavedStateDumpHandle : void** 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。

#uselib "VmSavedStateDumpProvider.dll"
#cfunc global LoadSavedStateFiles "LoadSavedStateFiles" wstr, wstr, sptr
; res = LoadSavedStateFiles(binFile, vsvFile, vmSavedStateDumpHandle)
; binFile : LPCWSTR -> "wstr"
; vsvFile : LPCWSTR -> "wstr"
; vmSavedStateDumpHandle : void** out -> "sptr"

; HRESULT LoadSavedStateFiles(LPCWSTR binFile, LPCWSTR vsvFile, void** vmSavedStateDumpHandle)
#uselib "VmSavedStateDumpProvider.dll"
#cfunc global LoadSavedStateFiles "LoadSavedStateFiles" wstr, wstr, intptr
; res = LoadSavedStateFiles(binFile, vsvFile, vmSavedStateDumpHandle)
; binFile : LPCWSTR -> "wstr"
; vsvFile : LPCWSTR -> "wstr"
; vmSavedStateDumpHandle : void** out -> "intptr"

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

var (
	vmsavedstatedumpprovider = windows.NewLazySystemDLL("VmSavedStateDumpProvider.dll")
	procLoadSavedStateFiles = vmsavedstatedumpprovider.NewProc("LoadSavedStateFiles")
)

// binFile (LPCWSTR), vsvFile (LPCWSTR), vmSavedStateDumpHandle (void** out)
r1, _, err := procLoadSavedStateFiles.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(binFile))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(vsvFile))),
	uintptr(vmSavedStateDumpHandle),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function LoadSavedStateFiles(
  binFile: PWideChar;   // LPCWSTR
  vsvFile: PWideChar;   // LPCWSTR
  vmSavedStateDumpHandle: Pointer   // void** out
): Integer; stdcall;
  external 'VmSavedStateDumpProvider.dll' name 'LoadSavedStateFiles';

result := DllCall("VmSavedStateDumpProvider\LoadSavedStateFiles"
    , "WStr", binFile   ; LPCWSTR
    , "WStr", vsvFile   ; LPCWSTR
    , "Ptr", vmSavedStateDumpHandle   ; void** out
    , "Int")   ; return: HRESULT

●LoadSavedStateFiles(binFile, vsvFile, vmSavedStateDumpHandle) = DLL("VmSavedStateDumpProvider.dll", "int LoadSavedStateFiles(char*, char*, void*)")
# 呼び出し: LoadSavedStateFiles(binFile, vsvFile, vmSavedStateDumpHandle)
# binFile : LPCWSTR -> "char*"
# vsvFile : LPCWSTR -> "char*"
# vmSavedStateDumpHandle : void** 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 "vmsavedstatedumpprovider" fn LoadSavedStateFiles(
    binFile: [*c]const u16, // LPCWSTR
    vsvFile: [*c]const u16, // LPCWSTR
    vmSavedStateDumpHandle: ?*anyopaque // void** out
) callconv(std.os.windows.WINAPI) i32;

proc LoadSavedStateFiles(
    binFile: WideCString,  # LPCWSTR
    vsvFile: WideCString,  # LPCWSTR
    vmSavedStateDumpHandle: pointer  # void** out
): int32 {.importc: "LoadSavedStateFiles", stdcall, dynlib: "VmSavedStateDumpProvider.dll".}

pragma(lib, "vmsavedstatedumpprovider");
extern(Windows)
int LoadSavedStateFiles(
    const(wchar)* binFile,   // LPCWSTR
    const(wchar)* vsvFile,   // LPCWSTR
    void** vmSavedStateDumpHandle   // void** out
);

ccall((:LoadSavedStateFiles, "VmSavedStateDumpProvider.dll"), stdcall, Int32,
      (Cwstring, Cwstring, Ptr{Cvoid}),
      binFile, vsvFile, vmSavedStateDumpHandle)
# binFile : LPCWSTR -> Cwstring
# vsvFile : LPCWSTR -> Cwstring
# vmSavedStateDumpHandle : void** out -> Ptr{Cvoid}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t LoadSavedStateFiles(
    const uint16_t* binFile,
    const uint16_t* vsvFile,
    void** vmSavedStateDumpHandle);
]]
local vmsavedstatedumpprovider = ffi.load("vmsavedstatedumpprovider")
-- vmsavedstatedumpprovider.LoadSavedStateFiles(binFile, vsvFile, vmSavedStateDumpHandle)
-- binFile : LPCWSTR
-- vsvFile : LPCWSTR
-- vmSavedStateDumpHandle : void** 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('VmSavedStateDumpProvider.dll');
const LoadSavedStateFiles = lib.func('__stdcall', 'LoadSavedStateFiles', 'int32_t', ['str16', 'str16', 'void *']);
// LoadSavedStateFiles(binFile, vsvFile, vmSavedStateDumpHandle)
// binFile : LPCWSTR -> 'str16'
// vsvFile : LPCWSTR -> 'str16'
// vmSavedStateDumpHandle : void** 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("VmSavedStateDumpProvider.dll", {
  LoadSavedStateFiles: { parameters: ["buffer", "buffer", "pointer"], result: "i32" },
});
// lib.symbols.LoadSavedStateFiles(binFile, vsvFile, vmSavedStateDumpHandle)
// binFile : LPCWSTR -> "buffer"
// vsvFile : LPCWSTR -> "buffer"
// vmSavedStateDumpHandle : void** 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 LoadSavedStateFiles(
    const uint16_t* binFile,
    const uint16_t* vsvFile,
    void** vmSavedStateDumpHandle);
C, "VmSavedStateDumpProvider.dll");
// $ffi->LoadSavedStateFiles(binFile, vsvFile, vmSavedStateDumpHandle);
// binFile : LPCWSTR
// vsvFile : LPCWSTR
// vmSavedStateDumpHandle : void** 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 Vmsavedstatedumpprovider extends StdCallLibrary {
    Vmsavedstatedumpprovider INSTANCE = Native.load("vmsavedstatedumpprovider", Vmsavedstatedumpprovider.class);
    int LoadSavedStateFiles(
        WString binFile,   // LPCWSTR
        WString vsvFile,   // LPCWSTR
        Pointer vmSavedStateDumpHandle   // void** out
    );
}

@[Link("vmsavedstatedumpprovider")]
lib LibVmSavedStateDumpProvider
  fun LoadSavedStateFiles = LoadSavedStateFiles(
    binFile : UInt16*,   # LPCWSTR
    vsvFile : UInt16*,   # LPCWSTR
    vmSavedStateDumpHandle : Void**   # void** 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 LoadSavedStateFilesNative = Int32 Function(Pointer<Utf16>, Pointer<Utf16>, Pointer<Void>);
typedef LoadSavedStateFilesDart = int Function(Pointer<Utf16>, Pointer<Utf16>, Pointer<Void>);
final LoadSavedStateFiles = DynamicLibrary.open('VmSavedStateDumpProvider.dll')
    .lookupFunction<LoadSavedStateFilesNative, LoadSavedStateFilesDart>('LoadSavedStateFiles');
// binFile : LPCWSTR -> Pointer<Utf16>
// vsvFile : LPCWSTR -> Pointer<Utf16>
// vmSavedStateDumpHandle : void** out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function LoadSavedStateFiles(
  binFile: PWideChar;   // LPCWSTR
  vsvFile: PWideChar;   // LPCWSTR
  vmSavedStateDumpHandle: Pointer   // void** out
): Integer; stdcall;
  external 'VmSavedStateDumpProvider.dll' name 'LoadSavedStateFiles';

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

foreign import stdcall safe "LoadSavedStateFiles"
  c_LoadSavedStateFiles :: CWString -> CWString -> Ptr () -> IO Int32
-- binFile : LPCWSTR -> CWString
-- vsvFile : LPCWSTR -> CWString
-- vmSavedStateDumpHandle : void** 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 loadsavedstatefiles =
  foreign "LoadSavedStateFiles"
    ((ptr uint16_t) @-> (ptr uint16_t) @-> (ptr void) @-> returning int32_t)
(* binFile : LPCWSTR -> (ptr uint16_t) *)
(* vsvFile : LPCWSTR -> (ptr uint16_t) *)
(* vmSavedStateDumpHandle : void** 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 vmsavedstatedumpprovider (t "VmSavedStateDumpProvider.dll"))
(cffi:use-foreign-library vmsavedstatedumpprovider)

(cffi:defcfun ("LoadSavedStateFiles" load-saved-state-files :convention :stdcall) :int32
  (bin-file (:string :encoding :utf-16le))   ; LPCWSTR
  (vsv-file (:string :encoding :utf-16le))   ; LPCWSTR
  (vm-saved-state-dump-handle :pointer))   ; void** out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $LoadSavedStateFiles = Win32::API::More->new('VmSavedStateDumpProvider',
    'int LoadSavedStateFiles(LPCWSTR binFile, LPCWSTR vsvFile, LPVOID vmSavedStateDumpHandle)');
# my $ret = $LoadSavedStateFiles->Call($binFile, $vsvFile, $vmSavedStateDumpHandle);
# binFile : LPCWSTR -> LPCWSTR
# vsvFile : LPCWSTR -> LPCWSTR
# vmSavedStateDumpHandle : void** out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。