ValidateLicenseKeyProtection

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

HRESULT ValidateLicenseKeyProtection(
    LPCWSTR licenseKey,
    FILETIME* notValidBefore,
    FILETIME* notValidAfter,
    LicenseProtectionStatus* status
);

<DllImport("licenseprotection.dll", ExactSpelling:=True)>
Public Shared Function ValidateLicenseKeyProtection(
    <MarshalAs(UnmanagedType.LPWStr)> licenseKey As String,   ' LPCWSTR
    notValidBefore As IntPtr,   ' FILETIME* out
    notValidAfter As IntPtr,   ' FILETIME* out
    <Out> ByRef status As Integer   ' LicenseProtectionStatus* out
) As Integer
End Function

' licenseKey : LPCWSTR
' notValidBefore : FILETIME* out
' notValidAfter : FILETIME* out
' status : LicenseProtectionStatus* out
Declare PtrSafe Function ValidateLicenseKeyProtection Lib "licenseprotection" ( _
    ByVal licenseKey As LongPtr, _
    ByVal notValidBefore As LongPtr, _
    ByVal notValidAfter As LongPtr, _
    ByRef status 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

ValidateLicenseKeyProtection = ctypes.windll.licenseprotection.ValidateLicenseKeyProtection
ValidateLicenseKeyProtection.restype = ctypes.c_int
ValidateLicenseKeyProtection.argtypes = [
    wintypes.LPCWSTR,  # licenseKey : LPCWSTR
    ctypes.c_void_p,  # notValidBefore : FILETIME* out
    ctypes.c_void_p,  # notValidAfter : FILETIME* out
    ctypes.c_void_p,  # status : LicenseProtectionStatus* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('licenseprotection.dll')
ValidateLicenseKeyProtection = Fiddle::Function.new(
  lib['ValidateLicenseKeyProtection'],
  [
    Fiddle::TYPE_VOIDP,  # licenseKey : LPCWSTR
    Fiddle::TYPE_VOIDP,  # notValidBefore : FILETIME* out
    Fiddle::TYPE_VOIDP,  # notValidAfter : FILETIME* out
    Fiddle::TYPE_VOIDP,  # status : LicenseProtectionStatus* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "licenseprotection")]
extern "system" {
    fn ValidateLicenseKeyProtection(
        licenseKey: *const u16,  // LPCWSTR
        notValidBefore: *mut FILETIME,  // FILETIME* out
        notValidAfter: *mut FILETIME,  // FILETIME* out
        status: *mut i32  // LicenseProtectionStatus* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("licenseprotection.dll")]
public static extern int ValidateLicenseKeyProtection([MarshalAs(UnmanagedType.LPWStr)] string licenseKey, IntPtr notValidBefore, IntPtr notValidAfter, out int status);
"@
$api = Add-Type -MemberDefinition $sig -Name 'licenseprotection_ValidateLicenseKeyProtection' -Namespace Win32 -PassThru
# $api::ValidateLicenseKeyProtection(licenseKey, notValidBefore, notValidAfter, status)

#uselib "licenseprotection.dll"
#func global ValidateLicenseKeyProtection "ValidateLicenseKeyProtection" sptr, sptr, sptr, sptr
; ValidateLicenseKeyProtection licenseKey, varptr(notValidBefore), varptr(notValidAfter), status   ; 戻り値は stat
; licenseKey : LPCWSTR -> "sptr"
; notValidBefore : FILETIME* out -> "sptr"
; notValidAfter : FILETIME* out -> "sptr"
; status : LicenseProtectionStatus* 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 "licenseprotection.dll"
#cfunc global ValidateLicenseKeyProtection "ValidateLicenseKeyProtection" wstr, var, var, int
; res = ValidateLicenseKeyProtection(licenseKey, notValidBefore, notValidAfter, status)
; licenseKey : LPCWSTR -> "wstr"
; notValidBefore : FILETIME* out -> "var"
; notValidAfter : FILETIME* out -> "var"
; status : LicenseProtectionStatus* out -> "int"
; ※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 ValidateLicenseKeyProtection(LPCWSTR licenseKey, FILETIME* notValidBefore, FILETIME* notValidAfter, LicenseProtectionStatus* status)
#uselib "licenseprotection.dll"
#cfunc global ValidateLicenseKeyProtection "ValidateLicenseKeyProtection" wstr, var, var, int
; res = ValidateLicenseKeyProtection(licenseKey, notValidBefore, notValidAfter, status)
; licenseKey : LPCWSTR -> "wstr"
; notValidBefore : FILETIME* out -> "var"
; notValidAfter : FILETIME* out -> "var"
; status : LicenseProtectionStatus* out -> "int"
; ※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 (
	licenseprotection = windows.NewLazySystemDLL("licenseprotection.dll")
	procValidateLicenseKeyProtection = licenseprotection.NewProc("ValidateLicenseKeyProtection")
)

// licenseKey (LPCWSTR), notValidBefore (FILETIME* out), notValidAfter (FILETIME* out), status (LicenseProtectionStatus* out)
r1, _, err := procValidateLicenseKeyProtection.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(licenseKey))),
	uintptr(notValidBefore),
	uintptr(notValidAfter),
	uintptr(status),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function ValidateLicenseKeyProtection(
  licenseKey: PWideChar;   // LPCWSTR
  notValidBefore: Pointer;   // FILETIME* out
  notValidAfter: Pointer;   // FILETIME* out
  status: Pointer   // LicenseProtectionStatus* out
): Integer; stdcall;
  external 'licenseprotection.dll' name 'ValidateLicenseKeyProtection';

result := DllCall("licenseprotection\ValidateLicenseKeyProtection"
    , "WStr", licenseKey   ; LPCWSTR
    , "Ptr", notValidBefore   ; FILETIME* out
    , "Ptr", notValidAfter   ; FILETIME* out
    , "Ptr", status   ; LicenseProtectionStatus* out
    , "Int")   ; return: HRESULT

●ValidateLicenseKeyProtection(licenseKey, notValidBefore, notValidAfter, status) = DLL("licenseprotection.dll", "int ValidateLicenseKeyProtection(char*, void*, void*, void*)")
# 呼び出し: ValidateLicenseKeyProtection(licenseKey, notValidBefore, notValidAfter, status)
# licenseKey : LPCWSTR -> "char*"
# notValidBefore : FILETIME* out -> "void*"
# notValidAfter : FILETIME* out -> "void*"
# status : LicenseProtectionStatus* 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)。