This repository has been archived on 2020-05-25. You can view files and clone it, but cannot push or open issues or pull requests.
tdlib-fork/tdutils/td/utils/Random.h
Arseny Smirnov 597db4b4ce Random::add_seed
GitOrigin-RevId: 23546ee0d4c6c9287226e8a12b7ab37ac7e5bede
2018-03-26 17:01:27 +03:00

34 lines
844 B
C++

//
// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2018
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
#pragma once
#include "td/utils/common.h"
#include "td/utils/Slice.h"
namespace td {
class Random {
public:
#if TD_HAVE_OPENSSL
static void secure_bytes(MutableSlice dest);
static void secure_bytes(unsigned char *ptr, size_t size);
static int32 secure_int32();
static int64 secure_int64();
// works only for current thread
static void add_seed(Slice bytes, double entropy = 0);
#endif
static uint32 fast_uint32();
static uint64 fast_uint64();
// distribution is not uniform, min and max are included
static int fast(int min, int max);
};
} // namespace td