You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 

53 lines
1.6 KiB

/*
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 BlockChainLoader.cpp
* @author Marek Kotewicz <marek@ethdev.com>
* @date 2015
*/
#include <json/writer.h>
#include <libethereum/CanonBlockChain.h>
#include "BlockChainLoader.h"
#include "Common.h"
using namespace std;
using namespace dev;
using namespace dev::test;
using namespace dev::eth;
BlockChainLoader::BlockChainLoader(Json::Value const& _json)
{
// load genesisBlock
bytes genesisBl = fromHex(_json["genesisRLP"].asString());
Json::FastWriter a;
m_bc.reset(new FullBlockChain<Ethash>(genesisBl, jsonToAccountMap( a.write(_json["pre"])), m_dir.path(), WithExisting::Kill));
// load pre state
m_block = m_bc->genesisBlock(State::openDB(m_dir.path(), m_bc->genesisHash(), WithExisting::Kill));
assert(m_block.rootHash() == m_bc->info().stateRoot());
// load blocks
for (auto const& block: _json["blocks"])
{
bytes rlp = fromHex(block["rlp"].asString());
m_bc->import(rlp, state().db());
}
// sync state
m_block.sync(*m_bc);
}