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53 lines
1.6 KiB
53 lines
1.6 KiB
/*
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This file is part of cpp-ethereum.
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cpp-ethereum is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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cpp-ethereum is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with cpp-ethereum. If not, see <http://www.gnu.org/licenses/>.
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*/
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/** @file BlockChainLoader.cpp
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* @author Marek Kotewicz <marek@ethdev.com>
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* @date 2015
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*/
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#include <json/writer.h>
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#include <libethereum/CanonBlockChain.h>
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#include "BlockChainLoader.h"
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#include "Common.h"
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using namespace std;
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using namespace dev;
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using namespace dev::test;
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using namespace dev::eth;
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BlockChainLoader::BlockChainLoader(Json::Value const& _json)
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{
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// load genesisBlock
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bytes genesisBl = fromHex(_json["genesisRLP"].asString());
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Json::FastWriter a;
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m_bc.reset(new FullBlockChain<Ethash>(genesisBl, jsonToAccountMap( a.write(_json["pre"])), m_dir.path(), WithExisting::Kill));
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// load pre state
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m_block = m_bc->genesisBlock(State::openDB(m_dir.path(), m_bc->genesisHash(), WithExisting::Kill));
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assert(m_block.rootHash() == m_bc->info().stateRoot());
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// load blocks
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for (auto const& block: _json["blocks"])
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{
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bytes rlp = fromHex(block["rlp"].asString());
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m_bc->import(rlp, state().db());
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}
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// sync state
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m_block.sync(*m_bc);
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}
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