mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
100 lines
2.7 KiB
C++
100 lines
2.7 KiB
C++
/*
|
|
This file is part of solidity.
|
|
|
|
solidity 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.
|
|
|
|
solidity 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 solidity. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#include <test/tools/ossfuzz/YulEvmoneInterface.h>
|
|
|
|
#include <libyul/Exceptions.h>
|
|
|
|
using namespace solidity;
|
|
using namespace solidity::test::fuzzer;
|
|
using namespace solidity::yul;
|
|
|
|
bytes YulAssembler::assemble()
|
|
{
|
|
if (
|
|
!m_stack.parseAndAnalyze("source", m_yulProgram) ||
|
|
!m_stack.parserResult()->code ||
|
|
!m_stack.parserResult()->analysisInfo ||
|
|
langutil::Error::containsErrors(m_stack.errors())
|
|
)
|
|
yulAssert(false, "Yul program could not be parsed successfully.");
|
|
|
|
if (m_optimiseYul)
|
|
m_stack.optimize();
|
|
return m_stack.assemble(YulStack::Machine::EVM).bytecode->bytecode;
|
|
}
|
|
|
|
evmc::Result YulEvmoneUtility::deployCode(bytes const& _input, EVMHost& _host)
|
|
{
|
|
// Zero initialize all message fields
|
|
evmc_message msg = {};
|
|
// Gas available (value of type int64_t) is set to its maximum value
|
|
msg.gas = std::numeric_limits<int64_t>::max();
|
|
solAssert(
|
|
_input.size() <= 0xffff,
|
|
"Deployed byte code is larger than the permissible 65535 bytes."
|
|
);
|
|
uint8_t inputSizeHigher = static_cast<uint8_t>(_input.size() >> 8);
|
|
uint8_t inputSizeLower = _input.size() & 0xff;
|
|
/*
|
|
* CODESIZE
|
|
* PUSH0 0xc
|
|
* PUSH0 0x0
|
|
* CODECOPY
|
|
* PUSH1 <INPUTSIZE>
|
|
* PUSH0 0x0
|
|
* RETURN
|
|
*/
|
|
bytes deployCode = bytes{
|
|
0x38, 0x60, 0x0c, 0x60, 0x00, 0x39, 0x61,
|
|
inputSizeHigher, inputSizeLower,
|
|
0x60, 0x00, 0xf3
|
|
} + _input;
|
|
msg.input_data = deployCode.data();
|
|
msg.input_size = deployCode.size();
|
|
msg.kind = EVMC_CREATE;
|
|
return _host.call(msg);
|
|
}
|
|
|
|
evmc_message YulEvmoneUtility::callMessage(evmc_address _address)
|
|
{
|
|
evmc_message call = {};
|
|
call.gas = std::numeric_limits<int64_t>::max();
|
|
call.recipient = _address;
|
|
call.code_address = _address;
|
|
call.kind = EVMC_CALL;
|
|
return call;
|
|
}
|
|
|
|
bool YulEvmoneUtility::seriousCallError(evmc_status_code _code)
|
|
{
|
|
if (_code == EVMC_OUT_OF_GAS)
|
|
return true;
|
|
else if (_code == EVMC_STACK_OVERFLOW)
|
|
return true;
|
|
else if (_code == EVMC_STACK_UNDERFLOW)
|
|
return true;
|
|
else if (_code == EVMC_INTERNAL_ERROR)
|
|
return true;
|
|
else if (_code == EVMC_UNDEFINED_INSTRUCTION)
|
|
return true;
|
|
else if (_code == EVMC_INVALID_MEMORY_ACCESS)
|
|
return true;
|
|
else
|
|
return false;
|
|
}
|