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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 CommonJS.h
* @authors:
* Gav Wood <i@gavwood.com>
* Marek Kotewicz <marek@ethdev.com>
* @date 2014
*/
#pragma once
#include <string>
#include <libdevcore/CommonJS.h>
#include <libdevcrypto/Common.h>
#include "Common.h"
// devcrypto
namespace dev
{
/// Strictly convert unprefixed hex string string to Address (h160). @returns empty address if (_a.size != 40).
Address toAddress(std::string const& _a);
/// Leniently convert string to Public (h512). Accepts integers, "0x" prefixing, non-exact length.
inline Public jsToPublic(std::string const& _s) { return jsToFixed<sizeof(dev::Public)>(_s); }
/// Leniently convert string to Secret (h256). Accepts integers, "0x" prefixing, non-exact length.
inline Secret jsToSecret(std::string const& _s) { h256 d = jsToFixed<sizeof(dev::Secret)>(_s); Secret ret(d); d.ref().cleanse(); return ret; }
/// Leniently convert string to Address (h160). Accepts integers, "0x" prefixing, non-exact length.
inline Address jsToAddress(std::string const& _s) { return jsToFixed<sizeof(dev::Address)>(_s); }
/// Convert u256 into user-readable string. Returns int/hex value of 64 bits int, hex of 160 bits FixedHash. As a fallback try to handle input as h256.
std::string prettyU256(u256 _n, bool _abridged = true);
}
// ethcore
namespace dev
{
namespace eth
{
/// Convert to a block number, a bit like jsToInt, except that it correctly recognises "pending" and "latest".
BlockNumber jsToBlockNumber(std::string const& _js);
}
}