1// Copyright 2005-2009 Daniel James.
2// Copyright 2021, 2022 Peter Dimov.
3// Distributed under the Boost Software License, Version 1.0.
4// https://www.boost.org/LICENSE_1_0.txt
5
6#ifndef BOOST_FUNCTIONAL_HASH_FWD_HPP
7#define BOOST_FUNCTIONAL_HASH_FWD_HPP
8
9#include <cstddef>
10
11namespace boost
12{
13
14namespace container_hash
15{
16
17template<class T> struct is_range;
18template<class T> struct is_contiguous_range;
19template<class T> struct is_unordered_range;
20template<class T> struct is_described_class;
21template<class T> struct is_tuple_like;
22
23} // namespace container_hash
24
25template<class T> struct hash;
26
27template<class T> void hash_combine( std::size_t& seed, T const& v );
28
29template<class It> void hash_range( std::size_t&, It, It );
30template<class It> std::size_t hash_range( It, It );
31
32template<class It> void hash_unordered_range( std::size_t&, It, It );
33template<class It> std::size_t hash_unordered_range( It, It );
34
35} // namespace boost
36
37#endif // #ifndef BOOST_FUNCTIONAL_HASH_FWD_HPP
38

source code of boost/libs/container_hash/include/boost/container_hash/hash_fwd.hpp