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/*
This file is part of cpp-ethereum.
cpp-ethereum is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
cpp-ethereum is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with cpp-ethereum. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file MemTrie.h
* @author Gav Wood <i@gavwood.com>
* @date 2014
*/
#pragma once
#include <libdevcore/Common.h>
#include <libdevcore/FixedHash.h>
namespace dev
{
class MemTrieNode;
/**
* @brief Merkle Patricia Tree "Trie": a modifed base-16 Radix tree.
*/
class MemTrie
{
public:
MemTrie(): m_root(nullptr) {}
~MemTrie();
h256 hash256() const;
bytes rlp() const;
void debugPrint();
std::string const& at(std::string const& _key) const;
void insert(std::string const& _key, std::string const& _value);
void remove(std::string const& _key);
private:
MemTrieNode* m_root;
};
}