LoadSavedStateFile

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

HRESULT LoadSavedStateFile(
    LPCWSTR vmrsFile,
    void** vmSavedStateDumpHandle
);

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

' vmrsFile : LPCWSTR
' vmSavedStateDumpHandle : void** out
Declare PtrSafe Function LoadSavedStateFile Lib "vmsavedstatedumpprovider" ( _
    ByVal vmrsFile 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

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

require 'fiddle'
require 'fiddle/import'

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

#[link(name = "vmsavedstatedumpprovider")]
extern "system" {
    fn LoadSavedStateFile(
        vmrsFile: *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 LoadSavedStateFile([MarshalAs(UnmanagedType.LPWStr)] string vmrsFile, IntPtr vmSavedStateDumpHandle);
"@
$api = Add-Type -MemberDefinition $sig -Name 'VmSavedStateDumpProvider_LoadSavedStateFile' -Namespace Win32 -PassThru
# $api::LoadSavedStateFile(vmrsFile, vmSavedStateDumpHandle)

#uselib "VmSavedStateDumpProvider.dll"
#func global LoadSavedStateFile "LoadSavedStateFile" sptr, sptr
; LoadSavedStateFile vmrsFile, vmSavedStateDumpHandle   ; 戻り値は stat
; vmrsFile : 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 LoadSavedStateFile "LoadSavedStateFile" wstr, sptr
; res = LoadSavedStateFile(vmrsFile, vmSavedStateDumpHandle)
; vmrsFile : LPCWSTR -> "wstr"
; vmSavedStateDumpHandle : void** out -> "sptr"

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

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

var (
	vmsavedstatedumpprovider = windows.NewLazySystemDLL("VmSavedStateDumpProvider.dll")
	procLoadSavedStateFile = vmsavedstatedumpprovider.NewProc("LoadSavedStateFile")
)

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

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

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

●LoadSavedStateFile(vmrsFile, vmSavedStateDumpHandle) = DLL("VmSavedStateDumpProvider.dll", "int LoadSavedStateFile(char*, void*)")
# 呼び出し: LoadSavedStateFile(vmrsFile, vmSavedStateDumpHandle)
# vmrsFile : 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)。