LocateSavedStateFiles

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

HRESULT LocateSavedStateFiles(
    LPCWSTR vmName,
    LPCWSTR snapshotName,   // optional
    LPWSTR* binPath,
    LPWSTR* vsvPath,
    LPWSTR* vmrsPath
);

<DllImport("VmSavedStateDumpProvider.dll", ExactSpelling:=True)>
Public Shared Function LocateSavedStateFiles(
    <MarshalAs(UnmanagedType.LPWStr)> vmName As String,   ' LPCWSTR
    <MarshalAs(UnmanagedType.LPWStr)> snapshotName As String,   ' LPCWSTR optional
    binPath As IntPtr,   ' LPWSTR* out
    vsvPath As IntPtr,   ' LPWSTR* out
    vmrsPath As IntPtr   ' LPWSTR* out
) As Integer
End Function

' vmName : LPCWSTR
' snapshotName : LPCWSTR optional
' binPath : LPWSTR* out
' vsvPath : LPWSTR* out
' vmrsPath : LPWSTR* out
Declare PtrSafe Function LocateSavedStateFiles Lib "vmsavedstatedumpprovider" ( _
    ByVal vmName As LongPtr, _
    ByVal snapshotName As LongPtr, _
    ByVal binPath As LongPtr, _
    ByVal vsvPath As LongPtr, _
    ByVal vmrsPath 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

LocateSavedStateFiles = ctypes.windll.vmsavedstatedumpprovider.LocateSavedStateFiles
LocateSavedStateFiles.restype = ctypes.c_int
LocateSavedStateFiles.argtypes = [
    wintypes.LPCWSTR,  # vmName : LPCWSTR
    wintypes.LPCWSTR,  # snapshotName : LPCWSTR optional
    ctypes.c_void_p,  # binPath : LPWSTR* out
    ctypes.c_void_p,  # vsvPath : LPWSTR* out
    ctypes.c_void_p,  # vmrsPath : LPWSTR* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('VmSavedStateDumpProvider.dll')
LocateSavedStateFiles = Fiddle::Function.new(
  lib['LocateSavedStateFiles'],
  [
    Fiddle::TYPE_VOIDP,  # vmName : LPCWSTR
    Fiddle::TYPE_VOIDP,  # snapshotName : LPCWSTR optional
    Fiddle::TYPE_VOIDP,  # binPath : LPWSTR* out
    Fiddle::TYPE_VOIDP,  # vsvPath : LPWSTR* out
    Fiddle::TYPE_VOIDP,  # vmrsPath : LPWSTR* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "vmsavedstatedumpprovider")]
extern "system" {
    fn LocateSavedStateFiles(
        vmName: *const u16,  // LPCWSTR
        snapshotName: *const u16,  // LPCWSTR optional
        binPath: *mut *mut u16,  // LPWSTR* out
        vsvPath: *mut *mut u16,  // LPWSTR* out
        vmrsPath: *mut *mut u16  // LPWSTR* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("VmSavedStateDumpProvider.dll")]
public static extern int LocateSavedStateFiles([MarshalAs(UnmanagedType.LPWStr)] string vmName, [MarshalAs(UnmanagedType.LPWStr)] string snapshotName, IntPtr binPath, IntPtr vsvPath, IntPtr vmrsPath);
"@
$api = Add-Type -MemberDefinition $sig -Name 'VmSavedStateDumpProvider_LocateSavedStateFiles' -Namespace Win32 -PassThru
# $api::LocateSavedStateFiles(vmName, snapshotName, binPath, vsvPath, vmrsPath)

#uselib "VmSavedStateDumpProvider.dll"
#func global LocateSavedStateFiles "LocateSavedStateFiles" sptr, sptr, sptr, sptr, sptr
; LocateSavedStateFiles vmName, snapshotName, varptr(binPath), varptr(vsvPath), varptr(vmrsPath)   ; 戻り値は stat
; vmName : LPCWSTR -> "sptr"
; snapshotName : LPCWSTR optional -> "sptr"
; binPath : LPWSTR* out -> "sptr"
; vsvPath : LPWSTR* out -> "sptr"
; vmrsPath : LPWSTR* 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 LocateSavedStateFiles "LocateSavedStateFiles" wstr, wstr, var, var, var
; res = LocateSavedStateFiles(vmName, snapshotName, binPath, vsvPath, vmrsPath)
; vmName : LPCWSTR -> "wstr"
; snapshotName : LPCWSTR optional -> "wstr"
; binPath : LPWSTR* out -> "var"
; vsvPath : LPWSTR* out -> "var"
; vmrsPath : LPWSTR* out -> "var"
; ※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。

; HRESULT LocateSavedStateFiles(LPCWSTR vmName, LPCWSTR snapshotName, LPWSTR* binPath, LPWSTR* vsvPath, LPWSTR* vmrsPath)
#uselib "VmSavedStateDumpProvider.dll"
#cfunc global LocateSavedStateFiles "LocateSavedStateFiles" wstr, wstr, var, var, var
; res = LocateSavedStateFiles(vmName, snapshotName, binPath, vsvPath, vmrsPath)
; vmName : LPCWSTR -> "wstr"
; snapshotName : LPCWSTR optional -> "wstr"
; binPath : LPWSTR* out -> "var"
; vsvPath : LPWSTR* out -> "var"
; vmrsPath : LPWSTR* out -> "var"
; ※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 (
	vmsavedstatedumpprovider = windows.NewLazySystemDLL("VmSavedStateDumpProvider.dll")
	procLocateSavedStateFiles = vmsavedstatedumpprovider.NewProc("LocateSavedStateFiles")
)

// vmName (LPCWSTR), snapshotName (LPCWSTR optional), binPath (LPWSTR* out), vsvPath (LPWSTR* out), vmrsPath (LPWSTR* out)
r1, _, err := procLocateSavedStateFiles.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(vmName))),
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(snapshotName))),
	uintptr(binPath),
	uintptr(vsvPath),
	uintptr(vmrsPath),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function LocateSavedStateFiles(
  vmName: PWideChar;   // LPCWSTR
  snapshotName: PWideChar;   // LPCWSTR optional
  binPath: PPWideChar;   // LPWSTR* out
  vsvPath: PPWideChar;   // LPWSTR* out
  vmrsPath: PPWideChar   // LPWSTR* out
): Integer; stdcall;
  external 'VmSavedStateDumpProvider.dll' name 'LocateSavedStateFiles';

result := DllCall("VmSavedStateDumpProvider\LocateSavedStateFiles"
    , "WStr", vmName   ; LPCWSTR
    , "WStr", snapshotName   ; LPCWSTR optional
    , "Ptr", binPath   ; LPWSTR* out
    , "Ptr", vsvPath   ; LPWSTR* out
    , "Ptr", vmrsPath   ; LPWSTR* out
    , "Int")   ; return: HRESULT

●LocateSavedStateFiles(vmName, snapshotName, binPath, vsvPath, vmrsPath) = DLL("VmSavedStateDumpProvider.dll", "int LocateSavedStateFiles(char*, char*, void*, void*, void*)")
# 呼び出し: LocateSavedStateFiles(vmName, snapshotName, binPath, vsvPath, vmrsPath)
# vmName : LPCWSTR -> "char*"
# snapshotName : LPCWSTR optional -> "char*"
# binPath : LPWSTR* out -> "void*"
# vsvPath : LPWSTR* out -> "void*"
# vmrsPath : LPWSTR* 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)。