libcruft-util/hash.hpp

33 lines
699 B
C++

/*
* 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 2010-2015, Danny Robson <danny@nerdcruft.net>
*/
#ifndef __UTIL_HASH_HPP
#define __UTIL_HASH_HPP
#include "hash/murmur/murmur2.hpp"
#include <cstdint>
#include <cstdlib>
namespace util::hash {
constexpr std::uint32_t
mix (std::uint32_t a, std::uint32_t b)
{
return murmur2<std::uint32_t>::mix (a, b);
}
constexpr std::uint64_t
mix (std::uint64_t a, std::uint64_t b)
{
return murmur2<std::uint64_t>::mix (a, b);
}
}
#endif