/* Copyright (C) 2020 MariaDB Corporation

   This program is free software; you can redistribute it and/or
   modify it under the terms of the GNU General Public License
   as published by the Free Software Foundation; version 2 of
   the License.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
   MA 02110-1301, USA. */

#pragma once

#include <cstdint>
#include "mcs_basic_types.h"

namespace utils
{
const int128_t minInt128 = int128_t(0x8000000000000000LL) << 64;
const int128_t maxInt128 = (int128_t(0x7FFFFFFFFFFFFFFFLL) << 64) + 0xFFFFFFFFFFFFFFFFLL;

inline void int128Max(int128_t& val)
{
  uint64_t* ptr = reinterpret_cast<uint64_t*>(&val);
  ptr[0] = 0xFFFFFFFFFFFFFFFF;
  ptr[1] = 0x7FFFFFFFFFFFFFFF;
}

inline void int128Min(int128_t& val)
{
  val = int128_t(0x8000000000000000LL) << 64;
}

inline void uint128Max(uint128_t& val)
{
  uint64_t* ptr = reinterpret_cast<uint64_t*>(&val);
  ptr[0] = 0xFFFFFFFFFFFFFFFF;
  ptr[1] = 0xFFFFFFFFFFFFFFFF;
}
}  // namespace utils