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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 CommonEth.h
* @author Gav Wood <i@gavwood.com>
* @date 2014
*
* Ethereum-specific data structures & algorithms.
*/
#pragma once
#include <libdevcore/Common.h>
#include <libdevcore/FixedHash.h>
#include <libdevcrypto/Common.h>
namespace dev
{
namespace eth
{
/// Current protocol version.
extern const unsigned c_protocolVersion;
/// Current database version.
extern const unsigned c_databaseVersion;
/// User-friendly string representation of the amount _b in wei.
std::string formatBalance(bigint const& _b);
/// Get information concerning the currency denominations.
std::vector<std::pair<u256, std::string>> const& units();
10 years ago
/// The log bloom's size (512 bit).
using LogBloom = h512;
template <size_t n> inline u256 exp10()
{
return exp10<n - 1>() * u256(10);
}
template <> inline u256 exp10<0>()
{
return u256(1);
}
// The various denominations; here for ease of use where needed within code.
static const u256 ether = exp10<18>();
static const u256 finney = exp10<15>();
static const u256 szabo = exp10<12>();
static const u256 wei = exp10<0>();
}
}