You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
61 lines
1.5 KiB
61 lines
1.5 KiB
/*
|
|
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/>.
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <memory>
|
|
#include <libdevcore/Exceptions.h>
|
|
#include "ExtVMFace.h"
|
|
|
|
namespace dev
|
|
{
|
|
namespace eth
|
|
{
|
|
|
|
struct VMException: virtual Exception {};
|
|
struct StepsDone: virtual VMException {};
|
|
struct BreakPointHit: virtual VMException {};
|
|
struct BadInstruction: virtual VMException {};
|
|
struct BadJumpDestination: virtual VMException {};
|
|
struct OutOfGas: virtual VMException {};
|
|
struct StackTooSmall: virtual public VMException {};
|
|
|
|
/**
|
|
*/
|
|
class VMFace
|
|
{
|
|
public:
|
|
/// Construct VM object.
|
|
explicit VMFace(u256 _gas = 0): m_gas(_gas) {}
|
|
|
|
virtual ~VMFace() = default;
|
|
|
|
VMFace(VMFace const&) = delete;
|
|
void operator=(VMFace const&) = delete;
|
|
|
|
virtual void reset(u256 _gas = 0) noexcept;
|
|
|
|
virtual bytesConstRef go(ExtVMFace& _ext, OnOpFunc const& _onOp = {}, uint64_t _steps = (uint64_t)-1) = 0;
|
|
|
|
u256 gas() const { return m_gas; }
|
|
|
|
protected:
|
|
u256 m_gas = 0;
|
|
};
|
|
|
|
}
|
|
}
|
|
|