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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 TransactionQueue.cpp
* @author Gav Wood <i@gavwood.com>
* @date 2014
*/
#include "Log.h"
#include "Transaction.h"
#include "TransactionQueue.h"
using namespace std;
using namespace eth;
bool TransactionQueue::import(bytes const& _block)
{
// Check if we already know this transaction.
h256 h = sha3(_block);
if (m_data.count(h))
return false;
try
{
// Check validity of _block as a transaction. To do this we just deserialise and attempt to determine the sender. If it doesn't work, the signature is bad.
// The transaction's nonce may yet be invalid (or, it could be "valid" but we may be missing a marginally older transaction).
Transaction t(_block);
auto s = t.sender();
if (m_interest.count(s))
m_interestQueue.push_back(t);
// If valid, append to blocks.
m_data[h] = _block;
}
catch (InvalidTransactionFormat const& _e)
{
cwarn << "Ignoring invalid transaction: " << _e.description();
return false;
}
catch (std::exception const& _e)
{
cwarn << "Ignoring invalid transaction: " << _e.what();
return false;
}
return true;
}
void TransactionQueue::setFuture(std::pair<h256, bytes> const& _t)
{
if (m_data.count(_t.first))
{
m_data.erase(_t.first);
m_future.insert(make_pair(Transaction(_t.second).sender(), _t));
}
}
void TransactionQueue::noteGood(std::pair<h256, bytes> const& _t)
{
auto r = m_future.equal_range(Transaction(_t.second).sender());
for (auto it = r.first; it != r.second; ++it)
m_data.insert(_t);
m_future.erase(r.first, r.second);
}