h256 hash256(u256Map const& _s) { // build patricia tree. if (_s.empty()) return h256(); HexMap hexMap; for (auto i = _s.rbegin(); i != _s.rend(); ++i) hexMap[asNibbles(toBigEndianString(i->first))] = asString(rlp(i->second)); RLPStream s; hash256rlp(hexMap, hexMap.cbegin(), hexMap.cend(), 0, s); return sha3(s.out()); }
std::ostream& operator<<(std::ostream& _out, BlockChain const& _bc) { string cmp = toBigEndianString(_bc.m_lastBlockHash); auto it = _bc.m_detailsDB->NewIterator(_bc.m_readOptions); for (it->SeekToFirst(); it->Valid(); it->Next()) if (it->key().ToString() != "best") { BlockDetails d(RLP(it->value().ToString())); _out << asHex(it->key().ToString()) << ": " << d.number << " @ " << d.parent << (cmp == it->key().ToString() ? " BEST" : "") << std::endl; } delete it; return _out; }