move-only: Add util/hash_type

Can be reviewed with --color-moved=dimmed-zebra

src/Makefile.am

@@ -246,6 +246,7 @@ BITCOIN_CORE_H = \
  util/fees.h \
  util/getuniquepath.h \
  util/golombrice.h \
+ util/hash_type.h \
  util/hasher.h \
  util/macros.h \
  util/message.h \

src/script/standard.h

@@ -8,6 +8,7 @@
 
 #include <script/interpreter.h>
 #include <uint256.h>
+#include <util/hash_type.h>
 
 #include <string>
 #include <variant>
@@ -18,70 +19,6 @@ class CKeyID;
 class CScript;
 struct ScriptHash;
 
-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(); }
-};
-
 /** A reference to a CScript: the Hash160 of its serialization (see script.h) */
 class CScriptID : public BaseHash<uint160>
 {

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