libcruft-util/rand/system_win32.cpp

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/*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* Copyright 2019 Danny Robson <danny@nerdcruft.net>
*/
#include "system_win32.hpp"
#include "win32/except.hpp"
#include <windows.h>
#include <ntsecapi.h>
using cruft::rand::win32::rtlgenrandom;
///////////////////////////////////////////////////////////////////////////////
rtlgenrandom::rtlgenrandom ()
{ ; }
//-----------------------------------------------------------------------------
rtlgenrandom::rtlgenrandom (std::string const &)
{ ; }
///////////////////////////////////////////////////////////////////////////////
rtlgenrandom::result_type
rtlgenrandom::operator() ()
{
result_type res;
if (RtlGenRandom (&res, sizeof (res)) != TRUE)
cruft::win32::error::throw_code ();
return res;
}