1// Copyright (c) 2020-present The Bitcoin Core developers
2// Distributed under the MIT software license, see the accompanying
3// file COPYING or http://www.opensource.org/licenses/mit-license.php.
4
5#ifndef BITCOIN_UTIL_HASH_TYPE_H
6#define BITCOIN_UTIL_HASH_TYPE_H
7
8template <typename HashType>
9class BaseHash
10{
11protected:
12    HashType m_hash;
13
14public:
15    BaseHash() : m_hash() {}
16    explicit BaseHash(const HashType& in) : m_hash(in) {}
17
18    unsigned char* begin()
19    {
20        return m_hash.begin();
21    }
22
23    const unsigned char* begin() const
24    {
25        return m_hash.begin();
26    }
27
28    unsigned char* end()
29    {
30        return m_hash.end();
31    }
32
33    const unsigned char* end() const
34    {
35        return m_hash.end();
36    }
37
38    operator std::vector<unsigned char>() const
39    {
40        return std::vector<unsigned char>{m_hash.begin(), m_hash.end()};
41    }
42
43    std::string ToString() const
44    {
45        return m_hash.ToString();
46    }
47
48    bool operator==(const BaseHash<HashType>& other) const noexcept
49    {
50        return m_hash == other.m_hash;
51    }
52
53    bool operator<(const BaseHash<HashType>& other) const noexcept
54    {
55        return m_hash < other.m_hash;
56    }
57
58    size_t size() const
59    {
60        return m_hash.size();
61    }
62
63    unsigned char* data() { return m_hash.data(); }
64    const unsigned char* data() const { return m_hash.data(); }
65};
66
67#endif // BITCOIN_UTIL_HASH_TYPE_H
68