Skip to content
This repository has been archived by the owner on Oct 28, 2021. It is now read-only.

Limit code size (EIP170). #3410

Closed
wants to merge 3 commits into from
Closed

Limit code size (EIP170). #3410

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
3 commits
Select commit Hold shift + click to select a range
ec15d53
Limit code size (EIP170).
chriseth Nov 11, 2016
0de5815
Update constant
chriseth Nov 11, 2016
75f5134
Change max code size to 0x6000
chriseth Nov 13, 2016
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
4 changes: 3 additions & 1 deletion libethereum/Executive.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -352,7 +352,9 @@ bool Executive::go(OnOpFunc const& _onOp)
m_res->gasForDeposit = m_gas;
m_res->depositSize = out.size();
}
if (out.size() * m_ext->evmSchedule().createDataGas <= m_gas)
if (out.size() > m_ext->evmSchedule().maxCodeSize)
BOOST_THROW_EXCEPTION(OutOfGas());
else if (out.size() * m_ext->evmSchedule().createDataGas <= m_gas)
{
if (m_res)
m_res->codeDeposit = CodeDeposit::Success;
Expand Down
2 changes: 2 additions & 0 deletions libevmcore/EVMSchedule.h
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -69,6 +69,7 @@ struct EVMSchedule
unsigned extcodecopyGas = 20;
unsigned balanceGas = 20;
unsigned suicideGas = 0;
unsigned maxCodeSize = unsigned(-1);

bool staticCallDepthLimit() const { return !eip150Mode; }
bool suicideChargesNewAccountGas() const { return eip150Mode; }
Expand All @@ -89,6 +90,7 @@ static const EVMSchedule EIP150Schedule = []
schedule.sloadGas = 200;
schedule.callGas = 700;
schedule.suicideGas = 5000;
schedule.maxCodeSize = 0x6000;
return schedule;
}();

Expand Down