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Merge pull request #216 from chriseth/dynamic_indexed_event_args

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Fix dynamic indexed event arguments - applies sha3.
This commit is contained in:
chriseth 2015-11-17 14:46:00 +01:00
commit 28c3f1839b
2 changed files with 53 additions and 5 deletions
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13
libsolidity/codegen/ExpressionCompiler.cpp
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@ -587,6 +587,19 @@ bool ExpressionCompiler::visit(FunctionCall const& _functionCall)
{
++numIndexed;
arguments[arg - 1]->accept(*this);
if (auto const& arrayType = dynamic_pointer_cast<ArrayType const>(function.parameterTypes()[arg - 1]))
{
utils().fetchFreeMemoryPointer();
utils().encodeToMemory(
{arguments[arg - 1]->annotation().type},
{arrayType},
false,
true
);
utils().toSizeAfterFreeMemoryPointer();
m_context << eth::Instruction::SHA3;
}
else
utils().convertType(
*arguments[arg - 1]->annotation().type,
*function.parameterTypes()[arg - 1],

35
test/libsolidity/SolidityEndToEndTest.cpp
View File

@ -2484,6 +2484,41 @@ BOOST_AUTO_TEST_CASE(event_really_lots_of_data_from_storage)
BOOST_CHECK_EQUAL(m_logs[0].topics[0], dev::sha3(string("Deposit(uint256,bytes,uint256)")));
}
BOOST_AUTO_TEST_CASE(event_indexed_string)
{
char const* sourceCode = R"(
contract C {
string x;
uint[4] y;
event E(string indexed r, uint[4] indexed t);
function deposit() {
bytes(x).length = 90;
for (uint i = 0; i < 90; i++)
bytes(x)[i] = byte(i);
y[0] = 4;
y[1] = 5;
y[2] = 6;
y[3] = 7;
E(x, y);
}
}
)";
compileAndRun(sourceCode);
callContractFunction("deposit()");
BOOST_REQUIRE_EQUAL(m_logs.size(), 1);
BOOST_CHECK_EQUAL(m_logs[0].address, m_contractAddress);
string dynx(90, 0);
for (size_t i = 0; i < dynx.size(); ++i)
dynx[i] = i;
BOOST_CHECK(m_logs[0].data == bytes());
BOOST_REQUIRE_EQUAL(m_logs[0].topics.size(), 3);
BOOST_CHECK_EQUAL(m_logs[0].topics[1], dev::sha3(dynx));
BOOST_CHECK_EQUAL(m_logs[0].topics[2], dev::sha3(
encodeArgs(u256(4), u256(5), u256(6), u256(7))
));
BOOST_CHECK_EQUAL(m_logs[0].topics[0], dev::sha3(string("E(string,uint256[4])")));
}
BOOST_AUTO_TEST_CASE(empty_name_input_parameter_with_named_one)
{
char const* sourceCode = R"(