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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 Common.cpp
* @author Gav Wood <i@gavwood.com>
* @date 2014
*/
#include "Common.h"
#include <random>
#include <boost/algorithm/string/case_conv.hpp>
#include <libdevcore/Base64.h>
#include <libdevcore/SHA3.h>
#include "Exceptions.h"
#include "ProofOfWork.h"
using namespace std;
using namespace dev;
using namespace dev::eth;
namespace dev
{
namespace eth
{
const unsigned c_protocolVersion = 61;
#if ETH_FATDB
const unsigned c_minorProtocolVersion = 3;
const unsigned c_databaseBaseVersion = 9;
const unsigned c_databaseVersionModifier = 1;
#else
const unsigned c_minorProtocolVersion = 2;
const unsigned c_databaseBaseVersion = 9;
const unsigned c_databaseVersionModifier = 0;
#endif
const unsigned c_databaseVersion = c_databaseBaseVersion + (c_databaseVersionModifier << 8) + (ProofOfWork::revision() << 9);
vector<pair<u256, string>> const& units()
{
static const vector<pair<u256, string>> s_units =
{
{exp10<54>(), "Uether"},
{exp10<51>(), "Vether"},
{exp10<48>(), "Dether"},
{exp10<45>(), "Nether"},
{exp10<42>(), "Yether"},
{exp10<39>(), "Zether"},
{exp10<36>(), "Eether"},
{exp10<33>(), "Pether"},
{exp10<30>(), "Tether"},
{exp10<27>(), "Gether"},
{exp10<24>(), "Mether"},
{exp10<21>(), "grand"},
{exp10<18>(), "ether"},
{exp10<15>(), "finney"},
{exp10<12>(), "szabo"},
{exp10<9>(), "Gwei"},
{exp10<6>(), "Mwei"},
{exp10<3>(), "Kwei"},
{exp10<0>(), "wei"}
};
return s_units;
}
std::string formatBalance(bigint const& _b)
{
ostringstream ret;
u256 b;
if (_b < 0)
{
ret << "-";
b = (u256)-_b;
}
else
b = (u256)_b;
if (b > units()[0].first * 10000)
{
ret << (b / units()[0].first) << " " << units()[0].second;
return ret.str();
}
ret << setprecision(5);
for (auto const& i: units())
if (i.first != 1 && b >= i.first * 100)
{
ret << (double(b / (i.first / 1000)) / 1000.0) << " " << i.second;
return ret.str();
}
ret << b << " wei";
return ret.str();
}
static void badBlockInfo(BlockInfo const& _bi, string const& _err)
{
cwarn << EthRedBold << "========================================================================";
cwarn << EthRedBold << "== Software Failure " + _err + string(max<int>(0, 44 - _err.size()), ' ') + " ==";
string bin = toString(_bi.number);
cwarn << EthRedBold << ("== Guru Meditation #" + string(max<int>(0, 8 - bin.size()), '0') + bin + "." + _bi.hash().abridged() + " ==");
cwarn << EthRedBold << "========================================================================";
}
void badBlock(bytesConstRef _block, string const& _err)
{
badBlockInfo(BlockInfo(_block, CheckNothing), _err);
cwarn << " Block:" << toHex(_block);
cwarn << " Block RLP:" << RLP(_block);
}
void badBlockHeader(bytesConstRef _header, string const& _err)
{
badBlockInfo(BlockInfo::fromHeader(_header, CheckNothing), _err);
cwarn << " Header:" << toHex(_header);
cwarn << " Header RLP:" << RLP(_header);;
}
}
}