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-rw-r--r--src/util/hash_type.h72
1 files changed, 72 insertions, 0 deletions
diff --git a/src/util/hash_type.h b/src/util/hash_type.h
new file mode 100644
index 0000000000..13b831cf19
--- /dev/null
+++ b/src/util/hash_type.h
@@ -0,0 +1,72 @@
+// Copyright (c) 2020-2021 The Bitcoin Core developers
+// Distributed under the MIT software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#ifndef BITCOIN_UTIL_HASH_TYPE_H
+#define BITCOIN_UTIL_HASH_TYPE_H
+
+template <typename HashType>
+class BaseHash
+{
+protected:
+ HashType m_hash;
+
+public:
+ BaseHash() : m_hash() {}
+ explicit BaseHash(const HashType& in) : m_hash(in) {}
+
+ unsigned char* begin()
+ {
+ return m_hash.begin();
+ }
+
+ const unsigned char* begin() const
+ {
+ return m_hash.begin();
+ }
+
+ unsigned char* end()
+ {
+ return m_hash.end();
+ }
+
+ const unsigned char* end() const
+ {
+ return m_hash.end();
+ }
+
+ operator std::vector<unsigned char>() const
+ {
+ return std::vector<unsigned char>{m_hash.begin(), m_hash.end()};
+ }
+
+ std::string ToString() const
+ {
+ return m_hash.ToString();
+ }
+
+ bool operator==(const BaseHash<HashType>& other) const noexcept
+ {
+ return m_hash == other.m_hash;
+ }
+
+ bool operator!=(const BaseHash<HashType>& other) const noexcept
+ {
+ return !(m_hash == other.m_hash);
+ }
+
+ bool operator<(const BaseHash<HashType>& other) const noexcept
+ {
+ return m_hash < other.m_hash;
+ }
+
+ size_t size() const
+ {
+ return m_hash.size();
+ }
+
+ unsigned char* data() { return m_hash.data(); }
+ const unsigned char* data() const { return m_hash.data(); }
+};
+
+#endif // BITCOIN_UTIL_HASH_TYPE_H