RtlTimeToSecondsSince1970

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

BOOLEAN RtlTimeToSecondsSince1970(
    LONGLONG* Time,
    DWORD* ElapsedSeconds
);

<DllImport("ntdll.dll", ExactSpelling:=True)>
Public Shared Function RtlTimeToSecondsSince1970(
    ByRef Time As Long,   ' LONGLONG* in/out
    ByRef ElapsedSeconds As UInteger   ' DWORD* in/out
) As <MarshalAs(UnmanagedType.U1)> Boolean
End Function

' Time : LONGLONG* in/out
' ElapsedSeconds : DWORD* in/out
Declare PtrSafe Function RtlTimeToSecondsSince1970 Lib "ntdll" ( _
    ByRef Time As LongLong, _
    ByRef ElapsedSeconds As Long) As Byte
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

RtlTimeToSecondsSince1970 = ctypes.windll.ntdll.RtlTimeToSecondsSince1970
RtlTimeToSecondsSince1970.restype = wintypes.BOOLEAN
RtlTimeToSecondsSince1970.argtypes = [
    ctypes.POINTER(ctypes.c_longlong),  # Time : LONGLONG* in/out
    ctypes.POINTER(wintypes.DWORD),  # ElapsedSeconds : DWORD* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('ntdll.dll')
RtlTimeToSecondsSince1970 = Fiddle::Function.new(
  lib['RtlTimeToSecondsSince1970'],
  [
    Fiddle::TYPE_VOIDP,  # Time : LONGLONG* in/out
    Fiddle::TYPE_VOIDP,  # ElapsedSeconds : DWORD* in/out
  ],
  Fiddle::TYPE_CHAR)

#[link(name = "ntdll")]
extern "system" {
    fn RtlTimeToSecondsSince1970(
        Time: *mut i64,  // LONGLONG* in/out
        ElapsedSeconds: *mut u32  // DWORD* in/out
    ) -> u8;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[return: MarshalAs(UnmanagedType.U1)]
[DllImport("ntdll.dll")]
public static extern bool RtlTimeToSecondsSince1970(ref long Time, ref uint ElapsedSeconds);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ntdll_RtlTimeToSecondsSince1970' -Namespace Win32 -PassThru
# $api::RtlTimeToSecondsSince1970(Time, ElapsedSeconds)

#uselib "ntdll.dll"
#func global RtlTimeToSecondsSince1970 "RtlTimeToSecondsSince1970" sptr, sptr
; RtlTimeToSecondsSince1970 varptr(Time), varptr(ElapsedSeconds)   ; 戻り値は stat
; Time : LONGLONG* in/out -> "sptr"
; ElapsedSeconds : DWORD* in/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。

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

var (
	ntdll = windows.NewLazySystemDLL("ntdll.dll")
	procRtlTimeToSecondsSince1970 = ntdll.NewProc("RtlTimeToSecondsSince1970")
)

// Time (LONGLONG* in/out), ElapsedSeconds (DWORD* in/out)
r1, _, err := procRtlTimeToSecondsSince1970.Call(
	uintptr(Time),
	uintptr(ElapsedSeconds),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // BOOLEAN

function RtlTimeToSecondsSince1970(
  Time: Pointer;   // LONGLONG* in/out
  ElapsedSeconds: Pointer   // DWORD* in/out
): ByteBool; stdcall;
  external 'ntdll.dll' name 'RtlTimeToSecondsSince1970';

result := DllCall("ntdll\RtlTimeToSecondsSince1970"
    , "Ptr", Time   ; LONGLONG* in/out
    , "Ptr", ElapsedSeconds   ; DWORD* in/out
    , "Char")   ; return: BOOLEAN

●RtlTimeToSecondsSince1970(Time, ElapsedSeconds) = DLL("ntdll.dll", "byte RtlTimeToSecondsSince1970(void*, void*)")
# 呼び出し: RtlTimeToSecondsSince1970(Time, ElapsedSeconds)
# Time : LONGLONG* in/out -> "void*"
# ElapsedSeconds : DWORD* in/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 "ntdll" fn RtlTimeToSecondsSince1970(
    Time: [*c]i64, // LONGLONG* in/out
    ElapsedSeconds: [*c]u32 // DWORD* in/out
) callconv(std.os.windows.WINAPI) u8;

proc RtlTimeToSecondsSince1970(
    Time: ptr int64,  # LONGLONG* in/out
    ElapsedSeconds: ptr uint32  # DWORD* in/out
): uint8 {.importc: "RtlTimeToSecondsSince1970", stdcall, dynlib: "ntdll.dll".}

pragma(lib, "ntdll");
extern(Windows)
ubyte RtlTimeToSecondsSince1970(
    long* Time,   // LONGLONG* in/out
    uint* ElapsedSeconds   // DWORD* in/out
);

ccall((:RtlTimeToSecondsSince1970, "ntdll.dll"), stdcall, UInt8,
      (Ptr{Int64}, Ptr{UInt32}),
      Time, ElapsedSeconds)
# Time : LONGLONG* in/out -> Ptr{Int64}
# ElapsedSeconds : DWORD* in/out -> Ptr{UInt32}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
uint8_t RtlTimeToSecondsSince1970(
    int64_t* Time,
    uint32_t* ElapsedSeconds);
]]
local ntdll = ffi.load("ntdll")
-- ntdll.RtlTimeToSecondsSince1970(Time, ElapsedSeconds)
-- Time : LONGLONG* in/out
-- ElapsedSeconds : DWORD* in/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('ntdll.dll');
const RtlTimeToSecondsSince1970 = lib.func('__stdcall', 'RtlTimeToSecondsSince1970', 'uint8_t', ['int64_t *', 'uint32_t *']);
// RtlTimeToSecondsSince1970(Time, ElapsedSeconds)
// Time : LONGLONG* in/out -> 'int64_t *'
// ElapsedSeconds : DWORD* in/out -> 'uint32_t *'
// 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("ntdll.dll", {
  RtlTimeToSecondsSince1970: { parameters: ["pointer", "pointer"], result: "u8" },
});
// lib.symbols.RtlTimeToSecondsSince1970(Time, ElapsedSeconds)
// Time : LONGLONG* in/out -> "pointer"
// ElapsedSeconds : DWORD* in/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
uint8_t RtlTimeToSecondsSince1970(
    int64_t* Time,
    uint32_t* ElapsedSeconds);
C, "ntdll.dll");
// $ffi->RtlTimeToSecondsSince1970(Time, ElapsedSeconds);
// Time : LONGLONG* in/out
// ElapsedSeconds : DWORD* in/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 Ntdll extends StdCallLibrary {
    Ntdll INSTANCE = Native.load("ntdll", Ntdll.class);
    byte RtlTimeToSecondsSince1970(
        LongByReference Time,   // LONGLONG* in/out
        IntByReference ElapsedSeconds   // DWORD* in/out
    );
}

@[Link("ntdll")]
lib Libntdll
  fun RtlTimeToSecondsSince1970 = RtlTimeToSecondsSince1970(
    Time : Int64*,   # LONGLONG* in/out
    ElapsedSeconds : UInt32*   # DWORD* in/out
  ) : UInt8
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 RtlTimeToSecondsSince1970Native = Uint8 Function(Pointer<Int64>, Pointer<Uint32>);
typedef RtlTimeToSecondsSince1970Dart = int Function(Pointer<Int64>, Pointer<Uint32>);
final RtlTimeToSecondsSince1970 = DynamicLibrary.open('ntdll.dll')
    .lookupFunction<RtlTimeToSecondsSince1970Native, RtlTimeToSecondsSince1970Dart>('RtlTimeToSecondsSince1970');
// Time : LONGLONG* in/out -> Pointer<Int64>
// ElapsedSeconds : DWORD* in/out -> Pointer<Uint32>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function RtlTimeToSecondsSince1970(
  Time: Pointer;   // LONGLONG* in/out
  ElapsedSeconds: Pointer   // DWORD* in/out
): ByteBool; stdcall;
  external 'ntdll.dll' name 'RtlTimeToSecondsSince1970';

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

foreign import stdcall safe "RtlTimeToSecondsSince1970"
  c_RtlTimeToSecondsSince1970 :: Ptr Int64 -> Ptr Word32 -> IO Word8
-- Time : LONGLONG* in/out -> Ptr Int64
-- ElapsedSeconds : DWORD* in/out -> Ptr Word32
-- 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 rtltimetosecondssince1970 =
  foreign "RtlTimeToSecondsSince1970"
    ((ptr int64_t) @-> (ptr uint32_t) @-> returning uint8_t)
(* Time : LONGLONG* in/out -> (ptr int64_t) *)
(* ElapsedSeconds : DWORD* in/out -> (ptr uint32_t) *)
(* 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 ntdll (t "ntdll.dll"))
(cffi:use-foreign-library ntdll)

(cffi:defcfun ("RtlTimeToSecondsSince1970" rtl-time-to-seconds-since1970 :convention :stdcall) :uint8
  (time :pointer)   ; LONGLONG* in/out
  (elapsed-seconds :pointer))   ; DWORD* in/out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $RtlTimeToSecondsSince1970 = Win32::API::More->new('ntdll',
    'BYTE RtlTimeToSecondsSince1970(LPVOID Time, LPVOID ElapsedSeconds)');
# my $ret = $RtlTimeToSecondsSince1970->Call($Time, $ElapsedSeconds);
# Time : LONGLONG* in/out -> LPVOID
# ElapsedSeconds : DWORD* in/out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。