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86 lines
1.9 KiB
86 lines
1.9 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 CommonJS.cpp
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* @authors:
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* Gav Wood <i@gavwood.com>
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* Marek Kotewicz <marek@ethdev.com>
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* @date 2014
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*/
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#include "CommonJS.h"
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namespace dev
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{
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Address toAddress(std::string const& _sn)
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{
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if (_sn.size() == 40)
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return Address(fromHex(_sn));
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else
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return Address();
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}
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std::string prettyU256(u256 _n, bool _abridged)
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{
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unsigned inc = 0;
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std::string raw;
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std::ostringstream s;
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if (!(_n >> 64))
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s << " " << (uint64_t)_n << " (0x" << std::hex << (uint64_t)_n << ")";
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else if (!~(_n >> 64))
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s << " " << (int64_t)_n << " (0x" << std::hex << (int64_t)_n << ")";
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else if ((_n >> 160) == 0)
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{
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Address a = right160(_n);
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std::string n;
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if (_abridged)
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n = a.abridged();
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else
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n = toHex(a.ref());
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if (n.empty())
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s << "0";
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else
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s << _n << "(0x" << n << ")";
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}
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else if ((raw = fromRaw((h256)_n, &inc)).size())
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return "\"" + raw + "\"" + (inc ? " + " + std::to_string(inc) : "");
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else
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s << "" << (h256)_n;
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return s.str();
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}
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namespace eth
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{
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BlockNumber jsToBlockNumber(std::string const& _js)
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{
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if (_js == "latest")
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return LatestBlock;
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else if (_js == "earliest")
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return 0;
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else if (_js == "pending")
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return PendingBlock;
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else
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return (unsigned)jsToInt(_js);
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}
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}
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}
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