Browse Source

Merge remote-tracking branch 'origin/pr/evmjit_fixes' into evmjit

cl-refactor
Paweł Bylica 10 years ago
parent
commit
2478f3f86d
  1. 2
      .gitignore
  2. 7
      CMakeLists.txt
  3. 2
      alethzero/CMakeLists.txt
  4. 18
      alethzero/Main.ui
  5. 152
      alethzero/MainWin.cpp
  6. 14
      alethzero/MainWin.h
  7. 9
      cmake/EthDependencies.cmake
  8. 6
      eth/main.cpp
  9. 1
      evmjit/CMakeLists.txt
  10. 10
      evmjit/libevmjit/Arith256.cpp
  11. 19
      evmjit/libevmjit/BasicBlock.cpp
  12. 22
      evmjit/libevmjit/BasicBlock.h
  13. 42
      evmjit/libevmjit/Cache.cpp
  14. 1
      evmjit/libevmjit/Cache.h
  15. 127
      evmjit/libevmjit/Compiler.cpp
  16. 14
      evmjit/libevmjit/Compiler.h
  17. 11
      evmjit/libevmjit/ExecutionEngine.cpp
  18. 4
      evmjit/libevmjit/Ext.cpp
  19. 4
      evmjit/libevmjit/Ext.h
  20. 10
      evmjit/libevmjit/GasMeter.cpp
  21. 40
      evmjit/libevmjit/Instruction.cpp
  22. 6
      evmjit/libevmjit/Instruction.h
  23. 6
      evmjit/libevmjit/Runtime.cpp
  24. 19
      evmjit/libevmjit/Utils.cpp
  25. 3
      libdevcore/Common.h
  26. 2
      libdevcore/Exceptions.h
  27. 2
      libdevcore/vector_ref.h
  28. 3
      libdevcrypto/Common.cpp
  29. 17
      libdevcrypto/CryptoPP.cpp
  30. 129
      libethereum/Client.cpp
  31. 37
      libethereum/Client.h
  32. 2
      libethereum/EthereumPeer.cpp
  33. 14
      libethereum/Executive.cpp
  34. 15
      libethereum/Interface.h
  35. 17
      libethereum/LogFilter.cpp
  36. 6
      libethereum/State.cpp
  37. 4
      libethereum/State.h
  38. 17
      libethereum/Utility.cpp
  39. 10
      libevm/ExtVMFace.h
  40. 760
      libevm/VM.cpp
  41. 763
      libevm/VM.h
  42. 8
      libevmcore/Instruction.h
  43. 10
      libjsqrc/CMakeLists.txt
  44. 7
      libjsqrc/compilejs.sh
  45. 4
      libjsqrc/ethereumjs/.travis.yml
  46. 24
      libjsqrc/ethereumjs/README.md
  47. 152
      libjsqrc/ethereumjs/dist/ethereum.js
  48. 16
      libjsqrc/ethereumjs/dist/ethereum.js.map
  49. 2
      libjsqrc/ethereumjs/dist/ethereum.min.js
  50. 2
      libjsqrc/ethereumjs/example/contract.html
  51. 2
      libjsqrc/ethereumjs/index.js
  52. 5
      libjsqrc/ethereumjs/index_qt.js
  53. 29
      libjsqrc/ethereumjs/lib/abi.js
  54. 2
      libjsqrc/ethereumjs/lib/autoprovider.js
  55. 15
      libjsqrc/ethereumjs/lib/contract.js
  56. 5
      libjsqrc/ethereumjs/lib/web3.js
  57. 3
      libjsqrc/ethereumjs/lib/websocket.js
  58. 8
      libjsqrc/ethereumjs/package.json
  59. 37
      libjsqrc/ethereumjs/test/abi.parsers.js
  60. 18
      libjsqrc/ethereumjs/test/db.methods.js
  61. 42
      libjsqrc/ethereumjs/test/eth.methods.js
  62. 2
      libjsqrc/ethereumjs/test/mocha.opts
  63. 19
      libjsqrc/ethereumjs/test/shh.methods.js
  64. 15
      libjsqrc/ethereumjs/test/utils.js
  65. 18
      libjsqrc/ethereumjs/test/web3.methods.js
  66. 12
      libjsqrc/js.qrc
  67. 2
      libp2p/Host.cpp
  68. 2
      libqwebthree/CMakeLists.txt
  69. 30
      libqwebthree/QWebThree.cpp
  70. 4
      libqwebthree/QWebThree.h
  71. 57
      libsolidity/AST.cpp
  72. 5
      libsolidity/AST.h
  73. 1
      libsolidity/CMakeLists.txt
  74. 78
      libsolidity/Compiler.cpp
  75. 13
      libsolidity/CompilerStack.cpp
  76. 12
      libsolidity/CompilerStack.h
  77. 21
      libsolidity/CompilerUtils.cpp
  78. 19
      libsolidity/CompilerUtils.h
  79. 206
      libsolidity/ExpressionCompiler.cpp
  80. 9
      libsolidity/ExpressionCompiler.h
  81. 49
      libsolidity/GlobalContext.cpp
  82. 55
      libsolidity/InterfaceHandler.cpp
  83. 1
      libsolidity/InterfaceHandler.h
  84. 27
      libsolidity/Scanner.cpp
  85. 17
      libsolidity/Token.cpp
  86. 2
      libsolidity/Token.h
  87. 316
      libsolidity/Types.cpp
  88. 146
      libsolidity/Types.h
  89. 637
      libweb3jsonrpc/WebThreeStubServer.cpp
  90. 104
      libweb3jsonrpc/WebThreeStubServer.h
  91. 665
      libweb3jsonrpc/WebThreeStubServerBase.cpp
  92. 138
      libweb3jsonrpc/WebThreeStubServerBase.h
  93. 4
      libweb3jsonrpc/abstractwebthreestubserver.h
  94. 2
      libweb3jsonrpc/spec.json
  95. 72
      libwebthree/WebThree.h
  96. 51
      mix/AppContext.cpp
  97. 14
      mix/AppContext.h
  98. 171
      mix/AssemblyDebuggerControl.cpp
  99. 42
      mix/AssemblyDebuggerControl.h
  100. 119
      mix/AssemblyDebuggerModel.cpp

2
.gitignore

@ -66,3 +66,5 @@ project.pbxproj
evmjit
doc/html
*.autosave

7
CMakeLists.txt

@ -49,6 +49,7 @@ endfunction()
function(createBuildInfo)
# Set build platform; to be written to BuildInfo.h
set(ETH_BUILD_PLATFORM ${TARGET_PLATFORM})
if (CMAKE_COMPILER_IS_MINGW)
set(ETH_BUILD_PLATFORM "${ETH_BUILD_PLATFORM}/mingw")
elseif (CMAKE_COMPILER_IS_MSYS)
@ -64,10 +65,10 @@ function(createBuildInfo)
endif ()
#cmake build type may be not specified when using msvc
if (${CMAKE_BUILD_TYPE})
if (CMAKE_BUILD_TYPE)
set(_cmake_build_type ${CMAKE_BUILD_TYPE})
else()
set(_cmake_build_type "undefined")
set(_cmake_build_type "${CMAKE_CFG_INTDIR}")
endif()
# Generate header file containing useful build information
@ -156,7 +157,7 @@ endif ()
if (NOT HEADLESS)
add_subdirectory(libjsqrc)
add_subdirectory(libqethereum)
add_subdirectory(libqwebthree)
add_subdirectory(alethzero)
add_subdirectory(third)
add_subdirectory(mix)

2
alethzero/CMakeLists.txt

@ -34,7 +34,7 @@ add_dependencies(${EXECUTABLE} BuildInfo.h)
target_link_libraries(${EXECUTABLE} Qt5::Core)
target_link_libraries(${EXECUTABLE} webthree)
target_link_libraries(${EXECUTABLE} qethereum)
target_link_libraries(${EXECUTABLE} qwebthree)
target_link_libraries(${EXECUTABLE} ethereum)
target_link_libraries(${EXECUTABLE} evm)
target_link_libraries(${EXECUTABLE} ethcore)

18
alethzero/Main.ui

@ -165,6 +165,7 @@
<addaction name="debugDumpStatePre"/>
<addaction name="separator"/>
<addaction name="paranoia"/>
<addaction name="clearPending"/>
<addaction name="killBlockchain"/>
<addaction name="inject"/>
<addaction name="forceMining"/>
@ -172,6 +173,7 @@
<addaction name="enableOptimizer"/>
<addaction name="separator"/>
<addaction name="usePrivate"/>
<addaction name="jitvm"/>
</widget>
<widget class="QMenu" name="menu_View">
<property name="title">
@ -2049,6 +2051,22 @@ font-size: 14pt</string>
<string>New Identity</string>
</property>
</action>
<action name="clearPending">
<property name="text">
<string>Clear Pe&amp;nd&amp;ing</string>
</property>
</action>
<action name="jitvm">
<property name="checkable">
<bool>true</bool>
</property>
<property name="checked">
<bool>false</bool>
</property>
<property name="text">
<string>Use &amp;LLVM-EVM</string>
</property>
</action>
</widget>
<layoutdefault spacing="6" margin="11"/>
<customwidgets>

152
alethzero/MainWin.cpp

@ -40,6 +40,7 @@
#include <libsolidity/CompilerStack.h>
#include <libsolidity/SourceReferenceFormatter.h>
#include <libevm/VM.h>
#include <libevm/VMFactory.h>
#include <libethereum/BlockChain.h>
#include <libethereum/ExtVM.h>
#include <libethereum/Client.h>
@ -105,9 +106,9 @@ static QString contentsOfQResource(std::string const& res)
return in.readAll();
}
Address c_config = Address("661005d2720d855f1d9976f88bb10c1a3398c77f");
Address c_newConfig = Address("d5f9d8d94886e70b06e474c3fb14fd43e2f23970");
Address c_nameReg = Address("ddd1cea741d548f90d86fb87a3ae6492e18c03a1");
//Address c_config = Address("661005d2720d855f1d9976f88bb10c1a3398c77f");
Address c_newConfig = Address("661005d2720d855f1d9976f88bb10c1a3398c77f");
//Address c_nameReg = Address("ddd1cea741d548f90d86fb87a3ae6492e18c03a1");
Main::Main(QWidget *parent) :
QMainWindow(parent),
@ -243,14 +244,14 @@ void Main::onKeysChanged()
installBalancesWatch();
}
unsigned Main::installWatch(dev::eth::LogFilter const& _tf, std::function<void()> const& _f)
unsigned Main::installWatch(dev::eth::LogFilter const& _tf, WatchHandler const& _f)
{
auto ret = ethereum()->installWatch(_tf);
m_handlers[ret] = _f;
return ret;
}
unsigned Main::installWatch(dev::h256 _tf, std::function<void()> const& _f)
unsigned Main::installWatch(dev::h256 _tf, WatchHandler const& _f)
{
auto ret = ethereum()->installWatch(_tf);
m_handlers[ret] = _f;
@ -265,22 +266,32 @@ void Main::uninstallWatch(unsigned _w)
void Main::installWatches()
{
installWatch(dev::eth::LogFilter().address(c_config), [=]() { installNameRegWatch(); });
installWatch(dev::eth::LogFilter().address(c_config), [=]() { installCurrenciesWatch(); });
installWatch(dev::eth::PendingChangedFilter, [=](){ onNewPending(); });
installWatch(dev::eth::ChainChangedFilter, [=](){ onNewBlock(); });
installWatch(dev::eth::LogFilter().address(c_newConfig), [=](LocalisedLogEntries const&) { installNameRegWatch(); });
installWatch(dev::eth::LogFilter().address(c_newConfig), [=](LocalisedLogEntries const&) { installCurrenciesWatch(); });
installWatch(dev::eth::PendingChangedFilter, [=](LocalisedLogEntries const&){ onNewPending(); });
installWatch(dev::eth::ChainChangedFilter, [=](LocalisedLogEntries const&){ onNewBlock(); });
}
Address Main::getNameReg() const
{
return abiOut<Address>(ethereum()->call(c_newConfig, abiIn("lookup(uint256)", (u256)1)));
}
Address Main::getCurrencies() const
{
return abiOut<Address>(ethereum()->call(c_newConfig, abiIn("lookup(uint256)", (u256)2)));
}
void Main::installNameRegWatch()
{
uninstallWatch(m_nameRegFilter);
m_nameRegFilter = installWatch(dev::eth::LogFilter().address((u160)ethereum()->stateAt(c_config, 0)), [=](){ onNameRegChange(); });
m_nameRegFilter = installWatch(dev::eth::LogFilter().address((u160)getNameReg()), [=](LocalisedLogEntries const&){ onNameRegChange(); });
}
void Main::installCurrenciesWatch()
{
uninstallWatch(m_currenciesFilter);
m_currenciesFilter = installWatch(dev::eth::LogFilter().address((u160)ethereum()->stateAt(c_config, 1)), [=](){ onCurrenciesChange(); });
m_currenciesFilter = installWatch(dev::eth::LogFilter().address((u160)getCurrencies()), [=](LocalisedLogEntries const&){ onCurrenciesChange(); });
}
void Main::installBalancesWatch()
@ -288,7 +299,9 @@ void Main::installBalancesWatch()
dev::eth::LogFilter tf;
vector<Address> altCoins;
Address coinsAddr = right160(ethereum()->stateAt(c_config, 1));
Address coinsAddr = getCurrencies();
// TODO: Update for new currencies reg.
for (unsigned i = 0; i < ethereum()->stateAt(coinsAddr, 0); ++i)
altCoins.push_back(right160(ethereum()->stateAt(coinsAddr, i + 1)));
for (auto i: m_myKeys)
@ -296,7 +309,7 @@ void Main::installBalancesWatch()
tf.address(c).topic(h256(i.address(), h256::AlignRight));
uninstallWatch(m_balancesFilter);
m_balancesFilter = installWatch(tf, [=](){ onBalancesChange(); });
m_balancesFilter = installWatch(tf, [=](LocalisedLogEntries const&){ onBalancesChange(); });
}
void Main::onNameRegChange()
@ -450,37 +463,37 @@ static Public stringToPublic(QString const& _a)
return Public();
}
static Address g_newNameReg;
//static Address g_newNameReg;
QString Main::pretty(dev::Address _a) const
{
static std::map<Address, QString> s_memos;
/* static std::map<Address, QString> s_memos;
if (!s_memos.count(_a))
{
if (!g_newNameReg)
g_newNameReg = abiOut<Address>(ethereum()->call(c_newConfig, abiIn(1, (u256)1)));
{*/
// if (!g_newNameReg)
auto g_newNameReg = getNameReg();
if (g_newNameReg)
{
QString s = QString::fromStdString(toString(abiOut<string32>(ethereum()->call(g_newNameReg, abiIn(2, _a)))));
s_memos[_a] = s;
QString s = QString::fromStdString(toString(abiOut<string32>(ethereum()->call(g_newNameReg, abiIn("nameOf(address)", _a)))));
// s_memos[_a] = s;
if (s.size())
return s;
}
}
/* }
else
if (s_memos[_a].size())
return s_memos[_a];
return s_memos[_a];*/
h256 n;
/*
if (h160 nameReg = (u160)ethereum()->stateAt(c_config, 0))
n = ethereum()->stateAt(nameReg, (u160)(_a));
if (!n)
n = ethereum()->stateAt(m_nameReg, (u160)(_a));
*/
return fromRaw(n);
}
@ -505,21 +518,21 @@ Address Main::fromString(QString const& _n) const
if (_n == "(Create Contract)")
return Address();
static std::map<QString, Address> s_memos;
/* static std::map<QString, Address> s_memos;
if (!s_memos.count(_n))
{
if (!g_newNameReg)
g_newNameReg = abiOut<Address>(ethereum()->call(c_newConfig, abiIn(1, (u256)1)));
{*/
// if (!g_newNameReg)
auto g_newNameReg = getNameReg();
if (g_newNameReg)
{
Address a = abiOut<Address>(ethereum()->call(g_newNameReg, abiIn(0, ::fromString(_n.toStdString()))));
s_memos[_n] = a;
Address a = abiOut<Address>(ethereum()->call(g_newNameReg, abiIn("addressOf(string32)", ::fromString(_n.toStdString()))));
// s_memos[_n] = a;
if (a)
return a;
}
}
/* }
else
if (s_memos[_n])
return s_memos[_n];
@ -532,14 +545,13 @@ Address Main::fromString(QString const& _n) const
memset(n.data() + sn.size(), 0, 32 - sn.size());
if (_n.size())
{
if (h160 nameReg = (u160)ethereum()->stateAt(c_config, 0))
if (h256 a = ethereum()->stateAt(nameReg, n))
return right160(a);
if (h256 a = ethereum()->stateAt(m_nameReg, n))
return right160(a);
}
}*/
if (_n.size() == 40)
return Address(fromHex(_n.toStdString()));
@ -566,8 +578,9 @@ QString Main::lookup(QString const& _a) const
*/
h256 ret;
if (h160 dnsReg = (u160)ethereum()->stateAt(c_config, 4, 0))
ret = ethereum()->stateAt(dnsReg, n);
// TODO: fix with the new DNSreg contract
// if (h160 dnsReg = (u160)ethereum()->stateAt(c_config, 4, 0))
// ret = ethereum()->stateAt(dnsReg, n);
/* if (!ret)
if (h160 nameReg = (u160)ethereum()->stateAt(c_config, 0, 0))
ret = ethereum()->stateAt(nameReg, n2);
@ -632,6 +645,7 @@ void Main::writeSettings()
s.setValue("url", ui->urlEdit->text());
s.setValue("privateChain", m_privateChain);
s.setValue("verbosity", ui->verbosity->value());
s.setValue("jitvm", ui->jitvm->isChecked());
bytes d = m_webThree->saveNodes();
if (d.size())
@ -706,6 +720,7 @@ void Main::readSettings(bool _skipGeometry)
m_privateChain = s.value("privateChain", "").toString();
ui->usePrivate->setChecked(m_privateChain.size());
ui->verbosity->setValue(s.value("verbosity", 1).toInt());
ui->jitvm->setChecked(s.value("jitvm", true).toBool());
ui->urlEdit->setText(s.value("url", "about:blank").toString()); //http://gavwood.com/gavcoin.html
on_urlEdit_returnPressed();
@ -805,6 +820,12 @@ void Main::on_usePrivate_triggered()
on_killBlockchain_triggered();
}
void Main::on_jitvm_triggered()
{
bool jit = ui->jitvm->isChecked();
VMFactory::setKind(jit ? VMKind::JIT : VMKind::Interpreter);
}
void Main::on_urlEdit_returnPressed()
{
QString s = ui->urlEdit->text();
@ -861,8 +882,8 @@ void Main::refreshBalances()
// update all the balance-dependent stuff.
ui->ourAccounts->clear();
u256 totalBalance = 0;
map<Address, tuple<QString, u256, u256>> altCoins;
Address coinsAddr = right160(ethereum()->stateAt(c_config, 1));
/* map<Address, tuple<QString, u256, u256>> altCoins;
Address coinsAddr = getCurrencies();
for (unsigned i = 0; i < ethereum()->stateAt(coinsAddr, 0); ++i)
{
auto n = ethereum()->stateAt(coinsAddr, i + 1);
@ -872,7 +893,7 @@ void Main::refreshBalances()
denom = 1;
// cdebug << n << addr << denom << sha3(h256(n).asBytes());
altCoins[addr] = make_tuple(fromRaw(n), 0, denom);
}
}*/
for (auto i: m_myKeys)
{
u256 b = ethereum()->balanceAt(i.address());
@ -880,18 +901,18 @@ void Main::refreshBalances()
->setData(Qt::UserRole, QByteArray((char const*)i.address().data(), Address::size));
totalBalance += b;
for (auto& c: altCoins)
get<1>(c.second) += (u256)ethereum()->stateAt(c.first, (u160)i.address());
// for (auto& c: altCoins)
// get<1>(c.second) += (u256)ethereum()->stateAt(c.first, (u160)i.address());
}
QString b;
for (auto const& c: altCoins)
/* for (auto const& c: altCoins)
if (get<1>(c.second))
{
stringstream s;
s << setw(toString(get<2>(c.second) - 1).size()) << setfill('0') << (get<1>(c.second) % get<2>(c.second));
b += QString::fromStdString(toString(get<1>(c.second) / get<2>(c.second)) + "." + s.str() + " ") + get<0>(c.second).toUpper() + " | ";
}
}*/
ui->balance->setText(b + QString::fromStdString(formatBalance(totalBalance)));
}
@ -1150,8 +1171,11 @@ void Main::timerEvent(QTimerEvent*)
m_qweb->poll();
for (auto const& i: m_handlers)
if (ethereum()->checkWatch(i.first))
i.second();
{
auto ls = ethereum()->checkWatch(i.first);
if (ls.size())
i.second(ls);
}
}
string Main::renderDiff(dev::eth::StateDiff const& _d) const
@ -1224,6 +1248,7 @@ void Main::on_transactionQueue_currentItemChanged()
if (i >= 0 && i < (int)ethereum()->pending().size())
{
Transaction tx(ethereum()->pending()[i]);
TransactionReceipt receipt(ethereum()->postState().receipt(i));
auto ss = tx.safeSender();
h256 th = sha3(rlpList(ss, tx.nonce()));
s << "<h3>" << th << "</h3>";
@ -1246,12 +1271,15 @@ void Main::on_transactionQueue_currentItemChanged()
if (tx.data().size())
s << dev::memDump(tx.data(), 16, true);
}
s << "<div>Hex: <span style=\"font-family: Monospace,Lucida Console,Courier,Courier New,sans-serif; font-size: small\">" << toHex(tx.rlp()) << "</span></div>";
s << "<hr/>";
s << "<div>Log Bloom: " << receipt.bloom() << "</div>";
auto r = receipt.rlp();
s << "<div>Receipt: " << toString(RLP(r)) << "</div>";
s << "<div>Receipt-Hex: <span style=\"font-family: Monospace,Lucida Console,Courier,Courier New,sans-serif; font-size: small\">" << toHex(receipt.rlp()) << "</span></div>";
s << renderDiff(ethereum()->diff(i, 0));
// s << "Pre: " << fs.rootHash() << "<br/>";
// s << "Post: <b>" << ts.rootHash() << "</b>";
s << renderDiff(ethereum()->diff(i, 0));
}
ui->pendingInfo->setHtml(QString::fromStdString(s.str()));
@ -1364,11 +1392,6 @@ void Main::on_blocks_currentItemChanged()
s << "<br/>R: <b>" << hex << nouppercase << tx.signature().r << "</b>";
s << "<br/>S: <b>" << hex << nouppercase << tx.signature().s << "</b>";
s << "<br/>Msg: <b>" << tx.sha3(eth::WithoutSignature) << "</b>";
s << "<div>Log Bloom: " << receipt.bloom() << "</div>";
s << "<div>Hex: <span style=\"font-family: Monospace,Lucida Console,Courier,Courier New,sans-serif; font-size: small\">" << toHex(block[1][txi].data()) << "</span></div>";
auto r = receipt.rlp();
s << "<div>Receipt: " << toString(RLP(r)) << "</div>";
s << "<div>Receipt-Hex: <span style=\"font-family: Monospace,Lucida Console,Courier,Courier New,sans-serif; font-size: small\">" << toHex(receipt.rlp()) << "</span></div>";
if (tx.isCreation())
{
if (tx.data().size())
@ -1379,6 +1402,12 @@ void Main::on_blocks_currentItemChanged()
if (tx.data().size())
s << dev::memDump(tx.data(), 16, true);
}
s << "<div>Hex: <span style=\"font-family: Monospace,Lucida Console,Courier,Courier New,sans-serif; font-size: small\">" << toHex(block[1][txi].data()) << "</span></div>";
s << "<hr/>";
s << "<div>Log Bloom: " << receipt.bloom() << "</div>";
auto r = receipt.rlp();
s << "<div>Receipt: " << toString(RLP(r)) << "</div>";
s << "<div>Receipt-Hex: <span style=\"font-family: Monospace,Lucida Console,Courier,Courier New,sans-serif; font-size: small\">" << toHex(receipt.rlp()) << "</span></div>";
s << renderDiff(ethereum()->diff(txi, h));
ui->debugCurrent->setEnabled(true);
ui->debugDumpState->setEnabled(true);
@ -1619,12 +1648,15 @@ void Main::on_data_textChanged()
{
m_data = fromHex(src);
}
else if (src.substr(0, 8) == "contract") // improve this heuristic
else if (src.substr(0, 8) == "contract" || src.substr(0, 5) == "//sol") // improve this heuristic
{
dev::solidity::CompilerStack compiler;
try
{
m_data = compiler.compile(src, m_enableOptimizer);
solidity = "<h4>Solidity</h4>";
solidity += "<pre>" + QString::fromStdString(compiler.getInterface()).replace(QRegExp("\\s"), "").toHtmlEscaped() + "</pre>";
solidity += "<pre>" + QString::fromStdString(compiler.getSolidityInterface()).toHtmlEscaped() + "</pre>";
}
catch (dev::Exception const& exception)
{
@ -1699,6 +1731,18 @@ void Main::on_data_textChanged()
updateFee();
}
void Main::on_clearPending_triggered()
{
writeSettings();
ui->mine->setChecked(false);
ui->net->setChecked(false);
web3()->stopNetwork();
ethereum()->clearPending();
readSettings(true);
installWatches();
refreshAll();
}
void Main::on_killBlockchain_triggered()
{
writeSettings();
@ -1770,8 +1814,6 @@ void Main::on_net_triggered()
web3()->setClientVersion(n);
if (ui->net->isChecked())
{
// TODO: alter network stuff?
//ui->port->value(), string(), 0, NodeMode::Full, ui->idealPeers->value(), ui->forceAddress->text().toStdString(), ui->upnp->isChecked(), m_privateChain.size() ? sha3(m_privateChain.toStdString()) : 0
web3()->setIdealPeerCount(ui->idealPeers->value());
web3()->setNetworkPreferences(netPrefs());
ethereum()->setNetworkId(m_privateChain.size() ? sha3(m_privateChain.toStdString()) : 0);

14
alethzero/MainWin.h

@ -34,7 +34,7 @@
#include <libethcore/CommonEth.h>
#include <libethereum/State.h>
#include <libethereum/Executive.h>
#include <libqethereum/QEthereum.h>
#include <libqwebthree/QWebThree.h>
#include <libwebthree/WebThree.h>
namespace Ui {
@ -66,6 +66,8 @@ struct WorldState
std::vector<WorldState const*> levels;
};
using WatchHandler = std::function<void(dev::eth::LocalisedLogEntries const&)>;
class Main : public QMainWindow
{
Q_OBJECT
@ -128,6 +130,7 @@ private slots:
void on_debugTimeline_valueChanged();
void on_jsInput_returnPressed();
void on_killBlockchain_triggered();
void on_clearPending_triggered();
void on_importKey_triggered();
void on_exportKey_triggered();
void on_inject_triggered();
@ -155,6 +158,7 @@ private slots:
void on_importKeyFile_triggered();
void on_post_clicked();
void on_newIdentity_triggered();
void on_jitvm_triggered();
void refreshWhisper();
void refreshBlockChain();
@ -170,6 +174,8 @@ private:
QString prettyU256(dev::u256 _n) const;
QString lookup(QString const& _n) const;
dev::Address getNameReg() const;
dev::Address getCurrencies() const;
void populateDebugger(dev::bytesConstRef r);
void initDebugger();
@ -191,8 +197,8 @@ private:
dev::u256 value() const;
dev::u256 gasPrice() const;
unsigned installWatch(dev::eth::LogFilter const& _tf, std::function<void()> const& _f);
unsigned installWatch(dev::h256 _tf, std::function<void()> const& _f);
unsigned installWatch(dev::eth::LogFilter const& _tf, WatchHandler const& _f);
unsigned installWatch(dev::h256 _tf, WatchHandler const& _f);
void uninstallWatch(unsigned _w);
void keysChanged();
@ -225,7 +231,7 @@ private:
std::unique_ptr<dev::WebThreeDirect> m_webThree;
std::map<unsigned, std::function<void()>> m_handlers;
std::map<unsigned, WatchHandler> m_handlers;
unsigned m_nameRegFilter = (unsigned)-1;
unsigned m_currenciesFilter = (unsigned)-1;
unsigned m_balancesFilter = (unsigned)-1;

9
cmake/EthDependencies.cmake

@ -113,6 +113,15 @@ if (NOT HEADLESS)
message(" - macdeployqt path: ${MACDEPLOYQT_APP}")
endif()
# TODO check node && npm version
find_program(ETH_NODE node)
string(REGEX REPLACE "node" "" ETH_NODE_DIRECTORY ${ETH_NODE})
message(" - nodejs location : ${ETH_NODE}")
find_program(ETH_NPM npm)
string(REGEX REPLACE "npm" "" ETH_NPM_DIRECTORY ${ETH_NPM})
message(" - npm location : ${ETH_NPM}")
endif() #HEADLESS
# use multithreaded boost libraries, with -mt suffix

6
eth/main.cpp

@ -180,6 +180,12 @@ void sighandler(int)
g_exit = true;
}
enum class NodeMode
{
PeerServer,
Full
};
int main(int argc, char** argv)
{
unsigned short listenPort = 30303;

1
evmjit/CMakeLists.txt

@ -9,6 +9,7 @@ if(LLVM_DIR) # local LLVM build
find_package(LLVM REQUIRED CONFIG)
message(STATUS "Found LLVM ${LLVM_PACKAGE_VERSION}")
message(STATUS "Using LLVMConfig.cmake in: ${LLVM_DIR}")
add_definitions(${LLVM_DEFINITIONS})
# TODO: bitwriter is needed only for evmcc
llvm_map_components_to_libnames(LLVM_LIBS core support mcjit x86asmparser x86codegen bitwriter)
else()

10
evmjit/libevmjit/Arith256.cpp

@ -178,7 +178,10 @@ extern "C"
auto arg1 = llvm2eth(*_arg1);
auto arg2 = llvm2eth(*_arg2);
auto arg3 = llvm2eth(*_arg3);
*o_result = eth2llvm(u256((bigint(arg1) * bigint(arg2)) % arg3));
if (arg3 != 0)
*o_result = eth2llvm(u256((bigint(arg1) * bigint(arg2)) % arg3));
else
*o_result = {};
}
EXPORT void arith_addmod(i256* _arg1, i256* _arg2, i256* _arg3, i256* o_result)
@ -186,7 +189,10 @@ extern "C"
auto arg1 = llvm2eth(*_arg1);
auto arg2 = llvm2eth(*_arg2);
auto arg3 = llvm2eth(*_arg3);
*o_result = eth2llvm(u256((bigint(arg1) + bigint(arg2)) % arg3));
if (arg3 != 0)
*o_result = eth2llvm(u256((bigint(arg1) + bigint(arg2)) % arg3));
else
*o_result = {};
}
}

19
evmjit/libevmjit/BasicBlock.cpp

@ -20,20 +20,21 @@ namespace jit
const char* BasicBlock::NamePrefix = "Instr.";
BasicBlock::BasicBlock(ProgramCounter _beginInstIdx, ProgramCounter _endInstIdx, llvm::Function* _mainFunc, llvm::IRBuilder<>& _builder) :
m_beginInstIdx(_beginInstIdx),
m_endInstIdx(_endInstIdx),
m_llvmBB(llvm::BasicBlock::Create(_mainFunc->getContext(), {NamePrefix, std::to_string(_beginInstIdx)}, _mainFunc)),
BasicBlock::BasicBlock(bytes::const_iterator _begin, bytes::const_iterator _end, llvm::Function* _mainFunc, llvm::IRBuilder<>& _builder, bool isJumpDest) :
m_begin(_begin),
m_end(_end),
// TODO: Add begin index to name
m_llvmBB(llvm::BasicBlock::Create(_mainFunc->getContext(), NamePrefix, _mainFunc)),
m_stack(*this),
m_builder(_builder)
m_builder(_builder),
m_isJumpDest(isJumpDest)
{}
BasicBlock::BasicBlock(std::string _name, llvm::Function* _mainFunc, llvm::IRBuilder<>& _builder) :
m_beginInstIdx(0),
m_endInstIdx(0),
BasicBlock::BasicBlock(std::string _name, llvm::Function* _mainFunc, llvm::IRBuilder<>& _builder, bool isJumpDest) :
m_llvmBB(llvm::BasicBlock::Create(_mainFunc->getContext(), _name, _mainFunc)),
m_stack(*this),
m_builder(_builder)
m_builder(_builder),
m_isJumpDest(isJumpDest)
{}
BasicBlock::LocalStack::LocalStack(BasicBlock& _owner) :

22
evmjit/libevmjit/BasicBlock.h

@ -1,9 +1,7 @@
#pragma once
#include <vector>
#include <llvm/IR/BasicBlock.h>
#include "Common.h"
#include "Stack.h"
namespace dev
@ -52,23 +50,21 @@ public:
BasicBlock& m_bblock;
};
/// Basic block name prefix. The rest is beging instruction index.
/// Basic block name prefix. The rest is instruction index.
static const char* NamePrefix;
explicit BasicBlock(ProgramCounter _beginInstIdx, ProgramCounter _endInstIdx, llvm::Function* _mainFunc, llvm::IRBuilder<>& _builder);
explicit BasicBlock(std::string _name, llvm::Function* _mainFunc, llvm::IRBuilder<>& _builder);
explicit BasicBlock(bytes::const_iterator _begin, bytes::const_iterator _end, llvm::Function* _mainFunc, llvm::IRBuilder<>& _builder, bool isJumpDest);
explicit BasicBlock(std::string _name, llvm::Function* _mainFunc, llvm::IRBuilder<>& _builder, bool isJumpDest);
BasicBlock(const BasicBlock&) = delete;
void operator=(const BasicBlock&) = delete;
operator llvm::BasicBlock*() { return m_llvmBB; }
llvm::BasicBlock* llvm() { return m_llvmBB; }
ProgramCounter begin() { return m_beginInstIdx; }
ProgramCounter end() { return m_endInstIdx; }
bytes::const_iterator begin() { return m_begin; }
bytes::const_iterator end() { return m_end; }
bool isJumpDest() const { return m_isJumpDest; }
void markAsJumpDest() { m_isJumpDest = true; }
LocalStack& localStack() { return m_stack; }
@ -85,8 +81,8 @@ public:
void dump(std::ostream& os, bool _dotOutput = false);
private:
ProgramCounter const m_beginInstIdx;
ProgramCounter const m_endInstIdx;
bytes::const_iterator const m_begin;
bytes::const_iterator const m_end;
llvm::BasicBlock* const m_llvmBB;
@ -115,7 +111,7 @@ private:
/// Is the basic block a valid jump destination.
/// JUMPDEST is the first instruction of the basic block.
bool m_isJumpDest = false;
bool const m_isJumpDest = false;
};
}

42
evmjit/libevmjit/Cache.cpp

@ -3,6 +3,7 @@
#include <cassert>
#include <iostream>
#include <llvm/IR/Module.h>
#include <llvm/IR/LLVMContext.h>
#include <llvm/Support/Path.h>
#include <llvm/Support/FileSystem.h>
#include <llvm/Support/raw_os_ostream.h>
@ -23,6 +24,32 @@ ObjectCache* Cache::getObjectCache()
return &objectCache;
}
namespace
{
llvm::MemoryBuffer* lastObject;
}
std::unique_ptr<llvm::Module> Cache::getObject(std::string const& id)
{
assert(!lastObject);
llvm::SmallString<256> cachePath;
llvm::sys::path::system_temp_directory(false, cachePath);
llvm::sys::path::append(cachePath, "evm_objs", id);
if (auto r = llvm::MemoryBuffer::getFile(cachePath.str(), -1, false))
lastObject = llvm::MemoryBuffer::getMemBufferCopy(r.get()->getBuffer());
else if (r.getError() != std::make_error_code(std::errc::no_such_file_or_directory))
std::cerr << r.getError().message(); // TODO: Add log
if (lastObject) // if object found create fake module
{
auto module = std::unique_ptr<llvm::Module>(new llvm::Module(id, llvm::getGlobalContext()));
auto mainFuncType = llvm::FunctionType::get(llvm::IntegerType::get(llvm::getGlobalContext(), 32), {}, false);
llvm::Function::Create(mainFuncType, llvm::Function::ExternalLinkage, id, module.get());
}
return nullptr;
}
void ObjectCache::notifyObjectCompiled(llvm::Module const* _module, llvm::MemoryBuffer const* _object)
{
@ -41,18 +68,11 @@ void ObjectCache::notifyObjectCompiled(llvm::Module const* _module, llvm::Memory
cacheFile << _object->getBuffer();
}
llvm::MemoryBuffer* ObjectCache::getObject(llvm::Module const* _module)
llvm::MemoryBuffer* ObjectCache::getObject(llvm::Module const*)
{
auto&& id = _module->getModuleIdentifier();
llvm::SmallString<256> cachePath;
llvm::sys::path::system_temp_directory(false, cachePath);
llvm::sys::path::append(cachePath, "evm_objs", id);
if (auto r = llvm::MemoryBuffer::getFile(cachePath.str(), -1, false))
return llvm::MemoryBuffer::getMemBufferCopy(r.get()->getBuffer());
else if (r.getError() != std::make_error_code(std::errc::no_such_file_or_directory))
std::cerr << r.getError().message(); // TODO: Add log
return nullptr;
auto o = lastObject;
lastObject = nullptr;
return o;
}
}

1
evmjit/libevmjit/Cache.h

@ -33,6 +33,7 @@ class Cache
{
public:
static ObjectCache* getObjectCache();
static std::unique_ptr<llvm::Module> getObject(std::string const& id);
};
}

127
evmjit/libevmjit/Compiler.cpp

@ -40,77 +40,69 @@ Compiler::Compiler(Options const& _options):
void Compiler::createBasicBlocks(bytes const& _bytecode)
{
// FIXME: Simplify this algorithm. All can be done in one pass
std::set<ProgramCounter> splitPoints; // Sorted collections of instruction indices where basic blocks start/end
std::vector<ProgramCounter> indirectJumpTargets;
splitPoints.insert(0); // First basic block
for (auto curr = _bytecode.begin(); curr != _bytecode.end(); ++curr)
/// Helper function that skips push data and finds next iterator (can be the end)
auto skipPushDataAndGetNext = [](bytes::const_iterator _curr, bytes::const_iterator _end)
{
ProgramCounter currentPC = curr - _bytecode.begin();
auto inst = Instruction(*curr);
switch (inst)
{
case Instruction::ANY_PUSH:
{
readPushData(curr, _bytecode.end());
break;
}
static const auto push1 = static_cast<size_t>(Instruction::PUSH1);
static const auto push32 = static_cast<size_t>(Instruction::PUSH32);
size_t offset = 1;
if (*_curr >= push1 && *_curr <= push32)
offset += std::min<size_t>(*_curr - push1 + 1, (_end - _curr) - 1);
return _curr + offset;
};
auto begin = _bytecode.begin();
bool nextJumpDest = false;
for (auto curr = begin, next = begin; curr != _bytecode.end(); curr = next)
{
next = skipPushDataAndGetNext(curr, _bytecode.end());
case Instruction::JUMPDEST:
bool isEnd = false;
switch (Instruction(*curr))
{
// A basic block starts here.
splitPoints.insert(currentPC);
indirectJumpTargets.push_back(currentPC);
break;
}
case Instruction::JUMP:
case Instruction::JUMPI:
case Instruction::RETURN:
case Instruction::STOP:
case Instruction::SUICIDE:
{
// Create a basic block starting at the following instruction.
if (curr + 1 < _bytecode.end())
splitPoints.insert(currentPC + 1);
isEnd = true;
break;
case Instruction::JUMPDEST:
nextJumpDest = true;
break;
}
default:
break;
}
}
for (auto it = splitPoints.cbegin(); it != splitPoints.cend();)
{
auto beginInstIdx = *it;
++it;
auto endInstIdx = it != splitPoints.cend() ? *it : _bytecode.size();
basicBlocks.emplace(std::piecewise_construct, std::forward_as_tuple(beginInstIdx), std::forward_as_tuple(beginInstIdx, endInstIdx, m_mainFunc, m_builder));
assert(next <= _bytecode.end());
if (next == _bytecode.end() || Instruction(*next) == Instruction::JUMPDEST)
isEnd = true;
if (isEnd)
{
auto beginIdx = begin - _bytecode.begin();
m_basicBlocks.emplace(std::piecewise_construct, std::forward_as_tuple(beginIdx),
std::forward_as_tuple(begin, next, m_mainFunc, m_builder, nextJumpDest));
nextJumpDest = false;
begin = next;
}
}
m_stopBB = llvm::BasicBlock::Create(m_mainFunc->getContext(), "Stop", m_mainFunc);
for (auto it = indirectJumpTargets.cbegin(); it != indirectJumpTargets.cend(); ++it)
basicBlocks.find(*it)->second.markAsJumpDest();
}
llvm::BasicBlock* Compiler::getJumpTableBlock()
{
if (!m_jumpTableBlock)
{
m_jumpTableBlock.reset(new BasicBlock("JumpTable", m_mainFunc, m_builder));
m_jumpTableBlock.reset(new BasicBlock("JumpTable", m_mainFunc, m_builder, true));
InsertPointGuard g{m_builder};
m_builder.SetInsertPoint(m_jumpTableBlock->llvm());
auto dest = m_jumpTableBlock->localStack().pop();
auto switchInstr = m_builder.CreateSwitch(dest, getBadJumpBlock());
for (auto&& p : basicBlocks)
for (auto&& p : m_basicBlocks)
{
if (p.second.isJumpDest())
switchInstr->addCase(Constant::get(p.first), p.second.llvm());
@ -123,7 +115,7 @@ llvm::BasicBlock* Compiler::getBadJumpBlock()
{
if (!m_badJumpBlock)
{
m_badJumpBlock.reset(new BasicBlock("BadJump", m_mainFunc, m_builder));
m_badJumpBlock.reset(new BasicBlock("BadJump", m_mainFunc, m_builder, true));
InsertPointGuard g{m_builder};
m_builder.SetInsertPoint(m_badJumpBlock->llvm());
m_builder.CreateRet(Constant::get(ReturnCode::BadJumpDestination));
@ -155,14 +147,14 @@ std::unique_ptr<llvm::Module> Compiler::compile(bytes const& _bytecode, std::str
Stack stack(m_builder, runtimeManager);
Arith256 arith(m_builder);
m_builder.CreateBr(basicBlocks.begin()->second);
m_builder.CreateBr(m_basicBlocks.empty() ? m_stopBB : m_basicBlocks.begin()->second.llvm());
for (auto basicBlockPairIt = basicBlocks.begin(); basicBlockPairIt != basicBlocks.end(); ++basicBlockPairIt)
for (auto basicBlockPairIt = m_basicBlocks.begin(); basicBlockPairIt != m_basicBlocks.end(); ++basicBlockPairIt)
{
auto& basicBlock = basicBlockPairIt->second;
auto iterCopy = basicBlockPairIt;
++iterCopy;
auto nextBasicBlock = (iterCopy != basicBlocks.end()) ? iterCopy->second.llvm() : nullptr;
auto nextBasicBlock = (iterCopy != m_basicBlocks.end()) ? iterCopy->second.llvm() : nullptr;
compileBasicBlock(basicBlock, _bytecode, runtimeManager, arith, memory, ext, gasMeter, nextBasicBlock);
}
@ -178,7 +170,7 @@ std::unique_ptr<llvm::Module> Compiler::compile(bytes const& _bytecode, std::str
if (m_options.optimizeStack)
{
std::vector<BasicBlock*> blockList;
for (auto& entry : basicBlocks)
for (auto& entry : m_basicBlocks)
blockList.push_back(&entry.second);
if (m_jumpTableBlock)
@ -189,7 +181,7 @@ std::unique_ptr<llvm::Module> Compiler::compile(bytes const& _bytecode, std::str
dumpCFGifRequired("blocks-opt.dot");
}
for (auto& entry : basicBlocks)
for (auto& entry : m_basicBlocks)
entry.second.synchronizeLocalStack(stack);
if (m_jumpTableBlock)
m_jumpTableBlock->synchronizeLocalStack(stack);
@ -219,9 +211,9 @@ void Compiler::compileBasicBlock(BasicBlock& _basicBlock, bytes const& _bytecode
m_builder.SetInsertPoint(_basicBlock.llvm());
auto& stack = _basicBlock.localStack();
for (auto currentPC = _basicBlock.begin(); currentPC != _basicBlock.end(); ++currentPC)
for (auto it = _basicBlock.begin(); it != _basicBlock.end(); ++it)
{
auto inst = static_cast<Instruction>(_bytecode[currentPC]);
auto inst = Instruction(*it);
_gasMeter.count(inst);
@ -483,10 +475,7 @@ void Compiler::compileBasicBlock(BasicBlock& _basicBlock, bytes const& _bytecode
case Instruction::ANY_PUSH:
{
auto curr = _bytecode.begin() + currentPC; // TODO: replace currentPC with iterator
auto value = readPushData(curr, _bytecode.end());
currentPC = curr - _bytecode.begin();
auto value = readPushData(it, _basicBlock.end());
stack.push(Constant::get(value));
break;
}
@ -561,24 +550,16 @@ void Compiler::compileBasicBlock(BasicBlock& _basicBlock, bytes const& _bytecode
if (auto constant = llvm::dyn_cast<llvm::ConstantInt>(target))
{
auto&& c = constant->getValue();
if (c.ult(_bytecode.size()))
{
auto v = c.getZExtValue();
auto it = basicBlocks.find(v);
if (it != basicBlocks.end() && it->second.isJumpDest())
targetBlock = it->second.llvm();
}
if (!targetBlock)
targetBlock = getBadJumpBlock();
auto targetIdx = c.getActiveBits() <= 64 ? c.getZExtValue() : -1;
auto it = m_basicBlocks.find(targetIdx);
targetBlock = (it != m_basicBlocks.end() && it->second.isJumpDest()) ? it->second.llvm() : getBadJumpBlock();
}
// TODO: Improve; check for constants
if (inst == Instruction::JUMP)
{
if (targetBlock)
{
// The target address is computed at compile time,
// just pop it without looking...
m_builder.CreateBr(targetBlock);
}
else
@ -614,7 +595,7 @@ void Compiler::compileBasicBlock(BasicBlock& _basicBlock, bytes const& _bytecode
case Instruction::PC:
{
auto value = Constant::get(currentPC);
auto value = Constant::get(it - _bytecode.begin());
stack.push(value);
break;
}
@ -832,13 +813,13 @@ void Compiler::removeDeadBlocks()
do
{
sthErased = false;
for (auto it = basicBlocks.begin(); it != basicBlocks.end();)
for (auto it = m_basicBlocks.begin(); it != m_basicBlocks.end();)
{
auto llvmBB = it->second.llvm();
if (llvm::pred_begin(llvmBB) == llvm::pred_end(llvmBB))
{
llvmBB->eraseFromParent();
basicBlocks.erase(it++);
m_basicBlocks.erase(it++);
sthErased = true;
}
else
@ -866,7 +847,7 @@ void Compiler::dumpCFGtoStream(std::ostream& _out)
<< " entry [share=record, label=\"entry block\"];\n";
std::vector<BasicBlock*> blocks;
for (auto& pair : basicBlocks)
for (auto& pair : m_basicBlocks)
blocks.push_back(&pair.second);
if (m_jumpTableBlock)
blocks.push_back(m_jumpTableBlock.get());
@ -905,7 +886,7 @@ void Compiler::dumpCFGtoStream(std::ostream& _out)
void Compiler::dump()
{
for (auto& entry : basicBlocks)
for (auto& entry : m_basicBlocks)
entry.second.dump();
if (m_jumpTableBlock != nullptr)
m_jumpTableBlock->dump();

14
evmjit/libevmjit/Compiler.h

@ -20,19 +20,13 @@ public:
struct Options
{
/// Optimize stack operations between basic blocks
bool optimizeStack;
bool optimizeStack = true;
/// Rewrite switch instructions to sequences of branches
bool rewriteSwitchToBranches;
bool rewriteSwitchToBranches = true;
/// Dump CFG as a .dot file for graphviz
bool dumpCFG;
Options():
optimizeStack(true),
rewriteSwitchToBranches(true),
dumpCFG(false)
{}
bool dumpCFG = false;
};
using ProgramCounter = uint64_t;
@ -69,7 +63,7 @@ private:
llvm::IRBuilder<> m_builder;
/// Maps a program counter pc to a basic block that starts at pc (if any).
std::map<ProgramCounter, BasicBlock> basicBlocks;
std::map<ProgramCounter, BasicBlock> m_basicBlocks;
/// Stop basic block - terminates execution with STOP code (0)
llvm::BasicBlock* m_stopBB = nullptr;

11
evmjit/libevmjit/ExecutionEngine.cpp

@ -74,7 +74,13 @@ ReturnCode ExecutionEngine::run(bytes const& _code, RuntimeData* _data, Env* _en
}
else
{
auto module = Compiler({}).compile(_code, mainFuncName);
bool objectCacheEnabled = true;
auto objectCache = objectCacheEnabled ? Cache::getObjectCache() : nullptr;
std::unique_ptr<llvm::Module> module;
if (objectCache)
module = Cache::getObject(mainFuncName);
if (!module)
module = Compiler({}).compile(_code, mainFuncName);
//module->dump();
if (!ee)
{
@ -100,7 +106,8 @@ ReturnCode ExecutionEngine::run(bytes const& _code, RuntimeData* _data, Env* _en
module.release(); // Successfully created llvm::ExecutionEngine takes ownership of the module
memoryManager.release(); // and memory manager
ee->setObjectCache(Cache::getObjectCache());
if (objectCache)
ee->setObjectCache(objectCache);
entryFuncPtr = (EntryFuncPtr)ee->getFunctionAddress(mainFuncName);
}
else

4
evmjit/libevmjit/Ext.cpp

@ -22,7 +22,9 @@ namespace jit
Ext::Ext(RuntimeManager& _runtimeManager, Memory& _memoryMan):
RuntimeHelper(_runtimeManager),
m_memoryMan(_memoryMan)
m_memoryMan(_memoryMan),
m_funcs({}), // The only std::array initialization that works in both Visual Studio & GCC
m_argAllocas({})
{
m_size = m_builder.CreateAlloca(Type::Size, nullptr, "env.size");
}

4
evmjit/libevmjit/Ext.h

@ -65,8 +65,8 @@ private:
llvm::Value* m_size;
llvm::Value* m_data = nullptr;
std::array<llvm::Function*, sizeOf<EnvFunc>::value> m_funcs = {{}};
std::array<llvm::Value*, 8> m_argAllocas = {{}};
std::array<llvm::Function*, sizeOf<EnvFunc>::value> m_funcs;
std::array<llvm::Value*, 8> m_argAllocas;
size_t m_argCounter = 0;
llvm::CallInst* createCall(EnvFunc _funcId, std::initializer_list<llvm::Value*> const& _args);

10
evmjit/libevmjit/GasMeter.cpp

@ -41,7 +41,7 @@ uint64_t const c_logDataGas = 1;
uint64_t const c_logTopicGas = 32;
uint64_t const c_copyGas = 1;
uint64_t getStepCost(Instruction inst) // TODO: Add this function to FeeSructure (pull request submitted)
uint64_t getStepCost(Instruction inst)
{
switch (inst)
{
@ -173,10 +173,12 @@ void GasMeter::countSha3Data(llvm::Value* _dataLength)
assert(m_blockCost > 0); // SHA3 instruction is already counted
// TODO: This round ups to 32 happens in many places
// FIXME: Overflow possible but Memory::require() also called. Probably 64-bit arith can be used.
// FIXME: 64-bit arith used, but not verified
static_assert(c_sha3WordGas != 1, "SHA3 data cost has changed. Update GasMeter");
auto words = m_builder.CreateUDiv(m_builder.CreateAdd(_dataLength, Constant::get(31)), Constant::get(32));
auto cost = m_builder.CreateNUWMul(Constant::get(c_sha3WordGas), words);
auto dataLength64 = getBuilder().CreateTrunc(_dataLength, Type::lowPrecision);
auto words64 = m_builder.CreateUDiv(m_builder.CreateAdd(dataLength64, getBuilder().getInt64(31)), getBuilder().getInt64(32));
auto cost64 = m_builder.CreateNUWMul(getBuilder().getInt64(c_sha3WordGas), words64);
auto cost = getBuilder().CreateZExt(cost64, Type::Word);
count(cost);
}

40
evmjit/libevmjit/Instruction.cpp

@ -0,0 +1,40 @@
#include "Instruction.h"
#include <llvm/ADT/APInt.h>
namespace dev
{
namespace eth
{
namespace jit
{
llvm::APInt readPushData(bytes::const_iterator& _curr, bytes::const_iterator _end)
{
auto pushInst = *_curr;
assert(Instruction(pushInst) >= Instruction::PUSH1 && Instruction(pushInst) <= Instruction::PUSH32);
auto numBytes = pushInst - static_cast<size_t>(Instruction::PUSH1) + 1;
llvm::APInt value(256, 0);
++_curr; // Point the data
for (decltype(numBytes) i = 0; i < numBytes; ++i)
{
byte b = (_curr != _end) ? *_curr++ : 0;
value <<= 8;
value |= b;
}
--_curr; // Point the last real byte read
return value;
}
void skipPushData(bytes::const_iterator& _curr, bytes::const_iterator _end)
{
auto pushInst = *_curr;
assert(Instruction(pushInst) >= Instruction::PUSH1 && Instruction(pushInst) <= Instruction::PUSH32);
auto numBytes = pushInst - static_cast<size_t>(Instruction::PUSH1) + 1;
--_end;
for (decltype(numBytes) i = 0; i < numBytes && _curr < _end; ++i, ++_curr) {}
}
}
}
}

6
evmjit/libevmjit/Instruction.h

@ -160,9 +160,13 @@ enum class Instruction: uint8_t
/// Reads PUSH data from pointed fragment of bytecode and constructs number out of it
/// Reading out of bytecode means reading 0
/// @param _curr is updates and points the last real byte read
/// @param _curr is updated and points the last real byte read
llvm::APInt readPushData(bytes::const_iterator& _curr, bytes::const_iterator _end);
/// Skips PUSH data in pointed fragment of bytecode.
/// @param _curr is updated and points the last real byte skipped
void skipPushData(bytes::const_iterator& _curr, bytes::const_iterator _end);
#define ANY_PUSH PUSH1: \
case Instruction::PUSH2: \
case Instruction::PUSH3: \

6
evmjit/libevmjit/Runtime.cpp

@ -24,8 +24,10 @@ bytes Runtime::getReturnData() const // FIXME: Reconsider returning by copy
auto offset = static_cast<size_t>(llvm2eth(m_data.elems[RuntimeData::ReturnDataOffset]));
auto size = static_cast<size_t>(llvm2eth(m_data.elems[RuntimeData::ReturnDataSize]));
assert(offset + size <= m_memory.size());
// TODO: Handle invalid data access by returning empty ref
assert(offset + size <= m_memory.size() || size == 0);
if (offset + size > m_memory.size())
return {};
auto dataBeg = m_memory.begin() + offset;
return {dataBeg, dataBeg + size};
}

19
evmjit/libevmjit/Utils.cpp

@ -1,7 +1,5 @@
#include <llvm/ADT/APInt.h>
#include "Utils.h"
#include "Instruction.h"
namespace dev
{
@ -37,23 +35,6 @@ i256 eth2llvm(u256 _u)
return i;
}
llvm::APInt readPushData(bytes::const_iterator& _curr, bytes::const_iterator _end)
{
auto pushInst = *_curr;
assert(Instruction(pushInst) >= Instruction::PUSH1 && Instruction(pushInst) <= Instruction::PUSH32);
auto numBytes = pushInst - static_cast<size_t>(Instruction::PUSH1) + 1;
llvm::APInt value(256, 0);
++_curr; // Point the data
for (decltype(numBytes) i = 0; i < numBytes; ++i)
{
byte b = (_curr != _end) ? *_curr++ : 0;
value <<= 8;
value |= b;
}
--_curr; // Point the last real byte read
return value;
}
}
}
}

3
libdevcore/Common.h

@ -80,6 +80,9 @@ using StringMap = std::map<std::string, std::string>;
using u256Map = std::map<u256, u256>;
using HexMap = std::map<bytes, std::string>;
// String types.
using strings = std::vector<std::string>;
// Fixed-length string types.
using string32 = std::array<char, 32>;

2
libdevcore/Exceptions.h

@ -22,6 +22,7 @@
#pragma once
#include <exception>
#include <string>
#include <boost/exception/all.hpp>
#include <boost/throw_exception.hpp>
#include "CommonData.h"
@ -40,6 +41,7 @@ struct NoNetworking: virtual Exception {};
struct NoUPnPDevice: virtual Exception {};
struct RootNotFound: virtual Exception {};
struct FileError: virtual Exception {};
struct InterfaceNotSupported: virtual Exception { public: InterfaceNotSupported(std::string _f): m_f("Interface " + _f + " not supported.") {} virtual const char* what() const noexcept { return m_f.c_str(); } private: std::string m_f; };
// error information to be added to exceptions
typedef boost::error_info<struct tag_invalidSymbol, char> errinfo_invalidSymbol;

2
libdevcore/vector_ref.h

@ -28,7 +28,7 @@ public:
bool contentsEqual(std::vector<mutable_value_type> const& _c) const { return _c.size() == m_count && !memcmp(_c.data(), m_data, m_count); }
std::vector<mutable_value_type> toVector() const { return std::vector<mutable_value_type>(m_data, m_data + m_count); }
std::vector<unsigned char> toBytes() const { return std::vector<unsigned char>((unsigned char const*)m_data, m_data + m_count * sizeof(_T)); }
std::vector<unsigned char> toBytes() const { return std::vector<unsigned char>((unsigned char const*)m_data, (unsigned char const*)m_data + m_count * sizeof(_T)); }
std::string toString() const { return std::string((char const*)m_data, ((char const*)m_data) + m_count * sizeof(_T)); }
template <class _T2> operator vector_ref<_T2>() const { assert(m_count * sizeof(_T) / sizeof(_T2) * sizeof(_T2) / sizeof(_T) == m_count); return vector_ref<_T2>((_T2*)m_data, m_count * sizeof(_T) / sizeof(_T2)); }

3
libdevcrypto/Common.cpp

@ -23,6 +23,7 @@
#include <random>
#include <chrono>
#include <mutex>
#include <libdevcore/Guards.h>
#include "SHA3.h"
#include "FileSystem.h"
#include "CryptoPP.h"
@ -139,7 +140,7 @@ h256 Nonce::get(bool _commit)
static h256 s_seed;
static string s_seedFile(getDataDir() + "/seed");
static mutex s_x;
lock_guard<mutex> l(s_x);
Guard l(s_x);
if (!s_seed)
{
static Nonce s_nonce;

17
libdevcrypto/CryptoPP.cpp

@ -20,6 +20,7 @@
*/
#include "CryptoPP.h"
#include <libdevcore/Guards.h>
using namespace std;
using namespace dev;
@ -40,7 +41,7 @@ void Secp256k1::encrypt(Public const& _k, bytes& io_cipher)
ciphertext.resize(e.CiphertextLength(plen));
{
lock_guard<mutex> l(x_rng);
Guard l(x_rng);
e.Encrypt(m_rng, io_cipher.data(), plen, ciphertext.data());
}
@ -65,7 +66,7 @@ void Secp256k1::decrypt(Secret const& _k, bytes& io_text)
DecodingResult r;
{
lock_guard<mutex> l(x_rng);
Guard l(x_rng);
r = d.Decrypt(m_rng, io_text.data(), clen, plain.data());
}
@ -99,7 +100,7 @@ Signature Secp256k1::sign(Secret const& _key, h256 const& _hash)
ECP::Point rp;
Integer r;
{
lock_guard<mutex> l(x_params);
Guard l(x_params);
rp = m_params.ExponentiateBase(k);
r = m_params.ConvertElementToInteger(rp);
}
@ -149,7 +150,7 @@ Public Secp256k1::recover(Signature _signature, bytesConstRef _message)
ECP::Element x;
{
lock_guard<mutex> l(x_curve);
Guard l(x_curve);
m_curve.DecodePoint(x, encodedpoint, 33);
if (!m_curve.VerifyPoint(x))
return recovered;
@ -158,7 +159,7 @@ Public Secp256k1::recover(Signature _signature, bytesConstRef _message)
// if (_signature[64] & 2)
// {
// r += m_q;
// lock_guard<mutex> l(x_params);
// Guard l(x_params);
// if (r >= m_params.GetMaxExponent())
// return recovered;
// }
@ -171,7 +172,7 @@ Public Secp256k1::recover(Signature _signature, bytesConstRef _message)
ECP::Point p;
byte recoveredbytes[65];
{
lock_guard<mutex> l(x_curve);
Guard l(x_curve);
// todo: make generator member
p = m_curve.CascadeMultiply(u2, x, u1, m_params.GetSubgroupGenerator());
m_curve.EncodePoint(recoveredbytes, p, false);
@ -210,7 +211,7 @@ void Secp256k1::exportPublicKey(CryptoPP::DL_PublicKey_EC<CryptoPP::ECP> const&
bytes prefixedKey(_k.GetGroupParameters().GetEncodedElementSize(true));
{
lock_guard<mutex> l(x_params);
Guard l(x_params);
m_params.GetCurve().EncodePoint(prefixedKey.data(), _k.GetPublicElement(), false);
assert(Public::size + 1 == _k.GetGroupParameters().GetEncodedElementSize(true));
}
@ -223,7 +224,7 @@ void Secp256k1::exponentToPublic(Integer const& _e, Public& o_p)
CryptoPP::DL_PublicKey_EC<CryptoPP::ECP> pk;
{
lock_guard<mutex> l(x_params);
Guard l(x_params);
pk.Initialize(m_params, m_params.ExponentiateBase(_e));
}

129
libethereum/Client.cpp

@ -159,9 +159,10 @@ void Client::clearPending()
WriteGuard l(x_stateDB);
if (!m_postMine.pending().size())
return;
for (unsigned i = 0; i < m_postMine.pending().size(); ++i)
appendFromNewPending(m_postMine.logBloom(i), changeds);
// for (unsigned i = 0; i < m_postMine.pending().size(); ++i)
// appendFromNewPending(m_postMine.logBloom(i), changeds);
changeds.insert(PendingChangedFilter);
m_tq.clear();
m_postMine = m_preMine;
}
@ -176,21 +177,29 @@ void Client::clearPending()
unsigned Client::installWatch(h256 _h)
{
auto ret = m_watches.size() ? m_watches.rbegin()->first + 1 : 0;
m_watches[ret] = ClientWatch(_h);
cwatch << "+++" << ret << _h;
unsigned ret;
{
Guard l(m_filterLock);
ret = m_watches.size() ? m_watches.rbegin()->first + 1 : 0;
m_watches[ret] = ClientWatch(_h);
cwatch << "+++" << ret << _h;
}
auto ch = logs(ret);
{
Guard l(m_filterLock);
swap(m_watches[ret].changes, ch);
}
return ret;
}
unsigned Client::installWatch(LogFilter const& _f)
{
lock_guard<mutex> l(m_filterLock);
h256 h = _f.sha3();
if (!m_filters.count(h))
m_filters.insert(make_pair(h, _f));
{
Guard l(m_filterLock);
if (!m_filters.count(h))
m_filters.insert(make_pair(h, _f));
}
return installWatch(h);
}
@ -198,7 +207,7 @@ void Client::uninstallWatch(unsigned _i)
{
cwatch << "XXX" << _i;
lock_guard<mutex> l(m_filterLock);
Guard l(m_filterLock);
auto it = m_watches.find(_i);
if (it == m_watches.end())
@ -214,33 +223,82 @@ void Client::uninstallWatch(unsigned _i)
void Client::noteChanged(h256Set const& _filters)
{
lock_guard<mutex> l(m_filterLock);
Guard l(m_filterLock);
// accrue all changes left in each filter into the watches.
for (auto& i: m_watches)
if (_filters.count(i.second.id))
{
// cwatch << "!!!" << i.first << i.second.id;
i.second.changes++;
try {
i.second.changes += m_filters.at(i.second.id).changes;
} catch(...){}
}
// clear the filters now.
for (auto& i: m_filters)
i.second.changes.clear();
}
void Client::appendFromNewPending(LogBloom _bloom, h256Set& o_changed) const
LocalisedLogEntries Client::peekWatch(unsigned _watchId) const
{
// TODO: more precise check on whether the txs match.
lock_guard<mutex> l(m_filterLock);
for (pair<h256, InstalledFilter> const& i: m_filters)
if ((unsigned)i.second.filter.latest() > m_bc.number() && i.second.filter.matches(_bloom))
o_changed.insert(i.first);
Guard l(m_filterLock);
try {
return m_watches.at(_watchId).changes;
} catch (...) {}
return LocalisedLogEntries();
}
LocalisedLogEntries Client::checkWatch(unsigned _watchId)
{
Guard l(m_filterLock);
LocalisedLogEntries ret;
try {
std::swap(ret, m_watches.at(_watchId).changes);
} catch (...) {}
return ret;
}
void Client::appendFromNewBlock(h256 _block, h256Set& o_changed) const
void Client::appendFromNewPending(TransactionReceipt const& _receipt, h256Set& io_changed)
{
Guard l(m_filterLock);
for (pair<h256 const, InstalledFilter>& i: m_filters)
if ((unsigned)i.second.filter.latest() > m_bc.number())
{
// acceptable number.
auto m = i.second.filter.matches(_receipt);
if (m.size())
{
// filter catches them
for (LogEntry const& l: m)
i.second.changes.push_back(LocalisedLogEntry(l, m_bc.number() + 1));
io_changed.insert(i.first);
}
}
}
void Client::appendFromNewBlock(h256 const& _block, h256Set& io_changed)
{
// TODO: more precise check on whether the txs match.
auto d = m_bc.info(_block);
auto br = m_bc.receipts(_block);
lock_guard<mutex> l(m_filterLock);
for (pair<h256, InstalledFilter> const& i: m_filters)
Guard l(m_filterLock);
for (pair<h256 const, InstalledFilter>& i: m_filters)
if ((unsigned)i.second.filter.latest() >= d.number && (unsigned)i.second.filter.earliest() <= d.number && i.second.filter.matches(d.logBloom))
o_changed.insert(i.first);
// acceptable number & looks like block may contain a matching log entry.
for (TransactionReceipt const& tr: br.receipts)
{
auto m = i.second.filter.matches(tr);
if (m.size())
{
// filter catches them
for (LogEntry const& l: m)
i.second.changes.push_back(LocalisedLogEntry(l, (unsigned)d.number));
io_changed.insert(i.first);
}
}
}
void Client::setForceMining(bool _enable)
@ -467,10 +525,10 @@ void Client::doWork()
// returns h256s as blooms, once for each transaction.
cwork << "postSTATE <== TQ";
h512s newPendingBlooms = m_postMine.sync(m_bc, m_tq);
if (newPendingBlooms.size())
TransactionReceipts newPendingReceipts = m_postMine.sync(m_bc, m_tq);
if (newPendingReceipts.size())
{
for (auto i: newPendingBlooms)
for (auto i: newPendingReceipts)
appendFromNewPending(i, changeds);
changeds.insert(PendingChangedFilter);
@ -534,7 +592,7 @@ eth::State Client::state(unsigned _txi) const
StateDiff Client::diff(unsigned _txi, int _block) const
{
State st = state(_block);
State st = asOf(_block);
return st.fromPending(_txi).diff(st.fromPending(_txi + 1));
}
@ -591,16 +649,16 @@ BlockInfo Client::uncle(h256 _blockHash, unsigned _i) const
return BlockInfo::fromHeader(b[2][_i].data());
}
LogEntries Client::logs(LogFilter const& _f) const
LocalisedLogEntries Client::logs(LogFilter const& _f) const
{
LogEntries ret;
unsigned begin = min<unsigned>(m_bc.number(), (unsigned)_f.latest());
unsigned end = min(begin, (unsigned)_f.earliest());
LocalisedLogEntries ret;
unsigned begin = min<unsigned>(m_bc.number() + 1, (unsigned)_f.latest());
unsigned end = min(m_bc.number(), min(begin, (unsigned)_f.earliest()));
unsigned m = _f.max();
unsigned s = _f.skip();
// Handle pending transactions differently as they're not on the block chain.
if (begin == m_bc.number())
if (begin > m_bc.number())
{
ReadGuard l(x_stateDB);
for (unsigned i = 0; i < m_postMine.pending().size(); ++i)
@ -614,9 +672,10 @@ LogEntries Client::logs(LogFilter const& _f) const
if (s)
s--;
else
ret.insert(ret.begin(), le[j]);
ret.insert(ret.begin(), LocalisedLogEntry(le[j], begin));
}
}
begin = m_bc.number();
}
#if ETH_DEBUG
@ -648,7 +707,7 @@ LogEntries Client::logs(LogFilter const& _f) const
if (s)
s--;
else
ret.insert(ret.begin(), le[j]);
ret.insert(ret.begin(), LocalisedLogEntry(le[j], n));
}
}
}

37
libethereum/Client.h

@ -57,12 +57,6 @@ enum ClientWorkState
Deleted
};
enum class NodeMode
{
PeerServer,
Full
};
class VersionChecker
{
public:
@ -84,6 +78,7 @@ struct InstalledFilter
LogFilter filter;
unsigned refCount = 1;
LocalisedLogEntries changes;
};
static const h256 PendingChangedFilter = u256(0);
@ -95,7 +90,7 @@ struct ClientWatch
explicit ClientWatch(h256 _id): id(_id) {}
h256 id;
unsigned changes = 1;
LocalisedLogEntries changes;
};
struct WatchChannel: public LogChannel { static const char* name() { return "(o)"; } static const int verbosity = 7; };
@ -108,9 +103,9 @@ struct WorkChannel: public LogChannel { static const char* name() { return "-W-"
#define cworkout dev::LogOutputStream<dev::eth::WorkOutChannel, true>()
template <class T> struct ABISerialiser {};
template <unsigned N> struct ABISerialiser<FixedHash<N>> { static bytes serialise(FixedHash<N> const& _t) { return _t.asBytes(); } };
template <unsigned N> struct ABISerialiser<FixedHash<N>> { static bytes serialise(FixedHash<N> const& _t) { static_assert(N <= 32, "Cannot serialise hash > 32 bytes."); static_assert(N > 0, "Cannot serialise zero-length hash."); return bytes(32 - N, 0) + _t.asBytes(); } };
template <> struct ABISerialiser<u256> { static bytes serialise(u256 const& _t) { return h256(_t).asBytes(); } };
template <> struct ABISerialiser<u160> { static bytes serialise(u160 const& _t) { return h160(_t).asBytes(); } };
template <> struct ABISerialiser<u160> { static bytes serialise(u160 const& _t) { return bytes(12, 0) + h160(_t).asBytes(); } };
template <> struct ABISerialiser<string32> { static bytes serialise(string32 const& _t) { return bytesConstRef((byte const*)_t.data(), 32).toBytes(); } };
inline bytes abiInAux() { return {}; }
@ -119,15 +114,15 @@ template <class T, class ... U> bytes abiInAux(T const& _t, U const& ... _u)
return ABISerialiser<T>::serialise(_t) + abiInAux(_u ...);
}
template <class ... T> bytes abiIn(byte _id, T const& ... _t)
template <class ... T> bytes abiIn(std::string _id, T const& ... _t)
{
return bytes(1, _id) + abiInAux(_t ...);
return sha3(_id).ref().cropped(0, 4).toBytes() + abiInAux(_t ...);
}
template <class T> struct ABIDeserialiser {};
template <unsigned N> struct ABIDeserialiser<FixedHash<N>> { static FixedHash<N> deserialise(bytesConstRef& io_t) { FixedHash<N> ret; io_t.cropped(0, N).populate(ret.ref()); return ret; } };
template <unsigned N> struct ABIDeserialiser<FixedHash<N>> { static FixedHash<N> deserialise(bytesConstRef& io_t) { static_assert(N <= 32, "Parameter sizes must be at most 32 bytes."); FixedHash<N> ret; io_t.cropped(32 - N, N).populate(ret.ref()); io_t = io_t.cropped(32); return ret; } };
template <> struct ABIDeserialiser<u256> { static u256 deserialise(bytesConstRef& io_t) { u256 ret = fromBigEndian<u256>(io_t.cropped(0, 32)); io_t = io_t.cropped(32); return ret; } };
template <> struct ABIDeserialiser<u160> { static u256 deserialise(bytesConstRef& io_t) { u160 ret = fromBigEndian<u160>(io_t.cropped(0, 20)); io_t = io_t.cropped(20); return ret; } };
template <> struct ABIDeserialiser<u160> { static u160 deserialise(bytesConstRef& io_t) { u160 ret = fromBigEndian<u160>(io_t.cropped(12, 20)); io_t = io_t.cropped(32); return ret; } };
template <> struct ABIDeserialiser<string32> { static string32 deserialise(bytesConstRef& io_t) { string32 ret; io_t.cropped(0, 32).populate(vector_ref<char>(ret.data(), 32)); io_t = io_t.cropped(32); return ret; } };
template <class T> T abiOut(bytes const& _data)
@ -188,11 +183,11 @@ public:
virtual unsigned installWatch(LogFilter const& _filter);
virtual unsigned installWatch(h256 _filterId);
virtual void uninstallWatch(unsigned _watchId);
virtual bool peekWatch(unsigned _watchId) const { std::lock_guard<std::mutex> l(m_filterLock); try { return m_watches.at(_watchId).changes != 0; } catch (...) { return false; } }
virtual bool checkWatch(unsigned _watchId) { std::lock_guard<std::mutex> l(m_filterLock); bool ret = false; try { ret = m_watches.at(_watchId).changes != 0; m_watches.at(_watchId).changes = 0; } catch (...) {} return ret; }
virtual LocalisedLogEntries peekWatch(unsigned _watchId) const;
virtual LocalisedLogEntries checkWatch(unsigned _watchId);
virtual LogEntries logs(unsigned _watchId) const { try { std::lock_guard<std::mutex> l(m_filterLock); return logs(m_filters.at(m_watches.at(_watchId).id).filter); } catch (...) { return LogEntries(); } }
virtual LogEntries logs(LogFilter const& _filter) const;
virtual LocalisedLogEntries logs(unsigned _watchId) const { try { Guard l(m_filterLock); return logs(m_filters.at(m_watches.at(_watchId).id).filter); } catch (...) { return LocalisedLogEntries(); } }
virtual LocalisedLogEntries logs(LogFilter const& _filter) const;
// [EXTRA API]:
@ -292,11 +287,11 @@ private:
/// Collate the changed filters for the bloom filter of the given pending transaction.
/// Insert any filters that are activated into @a o_changed.
void appendFromNewPending(LogBloom _pendingTransactionBloom, h256Set& o_changed) const;
void appendFromNewPending(TransactionReceipt const& _receipt, h256Set& io_changed);
/// Collate the changed filters for the hash of the given block.
/// Insert any filters that are activated into @a o_changed.
void appendFromNewBlock(h256 _blockHash, h256Set& o_changed) const;
void appendFromNewBlock(h256 const& _blockHash, h256Set& io_changed);
/// Record that the set of filters @a _filters have changed.
/// This doesn't actually make any callbacks, but incrememnts some counters in m_watches.
@ -313,7 +308,7 @@ private:
TransactionQueue m_tq; ///< Maintains a list of incoming transactions not yet in a block on the blockchain.
BlockQueue m_bq; ///< Maintains a list of incoming blocks not yet on the blockchain (to be imported).
mutable boost::shared_mutex x_stateDB; ///< Lock on the state DB, effectively a lock on m_postMine.
mutable SharedMutex x_stateDB; ///< Lock on the state DB, effectively a lock on m_postMine.
OverlayDB m_stateDB; ///< Acts as the central point for the state database, so multiple States can share it.
State m_preMine; ///< The present state of the client.
State m_postMine; ///< The state of the client which we're mining (i.e. it'll have all the rewards added).
@ -321,7 +316,7 @@ private:
std::weak_ptr<EthereumHost> m_host; ///< Our Ethereum Host. Don't do anything if we can't lock.
std::vector<Miner> m_miners;
mutable boost::shared_mutex x_miners;
mutable SharedMutex x_miners;
bool m_paranoia = false; ///< Should we be paranoid about our state?
bool m_turboMining = false; ///< Don't squander all of our time mining actually just sleeping.
bool m_forceMining = false; ///< Mine even when there are no transactions pending?

2
libethereum/EthereumPeer.cpp

@ -317,6 +317,8 @@ bool EthereumPeer::interpret(unsigned _id, RLP const& _r)
disable("Blacklisted client version.");
else if (host()->isBanned(session()->id()))
disable("Peer banned for previous bad behaviour.");
else
transition(Asking::Nothing);
break;
}
case GetTransactionsPacket: break; // DEPRECATED.

14
libethereum/Executive.cpp

@ -146,9 +146,17 @@ bool Executive::create(Address _sender, u256 _endowment, u256 _gasPrice, u256 _g
m_s.m_cache[m_newAddress] = Account(m_s.balance(m_newAddress) + _endowment, Account::ContractConception);
// Execute _init.
m_vm = VMFactory::create(_gas);
m_ext = make_shared<ExtVM>(m_s, m_lastHashes, m_newAddress, _sender, _origin, _endowment, _gasPrice, bytesConstRef(), _init, m_depth);
return _init.empty();
if (_init.empty())
{
m_s.m_cache[m_newAddress].setCode({});
m_endGas = _gas;
}
else
{
m_vm = VMFactory::create(_gas);
m_ext = make_shared<ExtVM>(m_s, m_lastHashes, m_newAddress, _sender, _origin, _endowment, _gasPrice, bytesConstRef(), _init, m_depth);
}
return !m_ext;
}
OnOpFunc Executive::simpleTrace()

15
libethereum/Interface.h

@ -86,15 +86,15 @@ public:
// [LOGS API]
virtual LogEntries logs(unsigned _watchId) const = 0;
virtual LogEntries logs(LogFilter const& _filter) const = 0;
virtual LocalisedLogEntries logs(unsigned _watchId) const = 0;
virtual LocalisedLogEntries logs(LogFilter const& _filter) const = 0;
/// Install, uninstall and query watches.
virtual unsigned installWatch(LogFilter const& _filter) = 0;
virtual unsigned installWatch(h256 _filterId) = 0;
virtual void uninstallWatch(unsigned _watchId) = 0;
virtual bool peekWatch(unsigned _watchId) const = 0;
virtual bool checkWatch(unsigned _watchId) = 0;
virtual LocalisedLogEntries peekWatch(unsigned _watchId) const = 0;
virtual LocalisedLogEntries checkWatch(unsigned _watchId) = 0;
// [BLOCK QUERY API]
@ -178,10 +178,9 @@ public:
Watch(Interface& _c, LogFilter const& _tf): m_c(&_c), m_id(_c.installWatch(_tf)) {}
~Watch() { if (m_c) m_c->uninstallWatch(m_id); }
bool check() { return m_c ? m_c->checkWatch(m_id) : false; }
bool peek() { return m_c ? m_c->peekWatch(m_id) : false; }
// PastMessages messages() const { return m_c->messages(m_id); }
LogEntries logs() const { return m_c->logs(m_id); }
LocalisedLogEntries check() { return m_c ? m_c->checkWatch(m_id) : LocalisedLogEntries(); }
LocalisedLogEntries peek() { return m_c ? m_c->peekWatch(m_id) : LocalisedLogEntries(); }
LocalisedLogEntries logs() const { return m_c->logs(m_id); }
private:
Interface* m_c = nullptr;

17
libethereum/LogFilter.cpp

@ -68,14 +68,15 @@ bool LogFilter::matches(State const& _s, unsigned _i) const
LogEntries LogFilter::matches(TransactionReceipt const& _m) const
{
LogEntries ret;
for (LogEntry const& e: _m.log())
{
if (!m_addresses.empty() && !m_addresses.count(e.address))
continue;
for (auto const& t: m_topics)
if (!std::count(e.topics.begin(), e.topics.end(), t))
if (matches(_m.bloom()))
for (LogEntry const& e: _m.log())
{
if (!m_addresses.empty() && !m_addresses.count(e.address))
continue;
ret.push_back(e);
}
for (auto const& t: m_topics)
if (!std::count(e.topics.begin(), e.topics.end(), t))
continue;
ret.push_back(e);
}
return ret;
}

6
libethereum/State.cpp

@ -412,10 +412,10 @@ bool State::cull(TransactionQueue& _tq) const
return ret;
}
h512s State::sync(BlockChain const& _bc, TransactionQueue& _tq, bool* o_transactionQueueChanged)
TransactionReceipts State::sync(BlockChain const& _bc, TransactionQueue& _tq, bool* o_transactionQueueChanged)
{
// TRANSACTIONS
h512s ret;
TransactionReceipts ret;
auto ts = _tq.transactions();
auto lh = getLastHashes(_bc);
@ -432,7 +432,7 @@ h512s State::sync(BlockChain const& _bc, TransactionQueue& _tq, bool* o_transact
uncommitToMine();
// boost::timer t;
execute(lh, i.second);
ret.push_back(m_receipts.back().bloom());
ret.push_back(m_receipts.back());
_tq.noteGood(i);
++goodTxs;
// cnote << "TX took:" << t.elapsed() * 1000;

4
libethereum/State.h

@ -140,10 +140,10 @@ public:
// TODO: Cleaner interface.
/// Sync our transactions, killing those from the queue that we have and assimilating those that we don't.
/// @returns a list of bloom filters one for each transaction placed from the queue into the state.
/// @returns a list of receipts one for each transaction placed from the queue into the state.
/// @a o_transactionQueueChanged boolean pointer, the value of which will be set to true if the transaction queue
/// changed and the pointer is non-null
h512s sync(BlockChain const& _bc, TransactionQueue& _tq, bool* o_transactionQueueChanged = nullptr);
TransactionReceipts sync(BlockChain const& _bc, TransactionQueue& _tq, bool* o_transactionQueueChanged = nullptr);
/// Like sync but only operate on _tq, killing the invalid/old ones.
bool cull(TransactionQueue& _tq) const;

17
libethereum/Utility.cpp

@ -23,6 +23,7 @@
#include <boost/regex.hpp>
#include <libethcore/CommonEth.h>
#include <libdevcrypto/SHA3.h>
using namespace std;
using namespace dev;
using namespace dev::eth;
@ -32,7 +33,7 @@ bytes dev::eth::parseData(string const& _args)
bytes m_data;
boost::smatch what;
static const boost::regex r("(@|\\$)?\"([^\"]*)\"(\\s.*)?");
static const boost::regex r("(!|#|@|\\$)?\"([^\"]*)\"(\\s.*)?");
static const boost::regex d("(@|\\$)?([0-9]+)(\\s*(ether)|(finney)|(szabo))?(\\s.*)?");
static const boost::regex h("(@|\\$)?(0x)?(([a-fA-F0-9])+)(\\s.*)?");
@ -67,13 +68,15 @@ bytes dev::eth::parseData(string const& _args)
}
else if (boost::regex_match(s, what, r))
{
for (auto i: (string)what[2])
m_data.push_back((byte)i);
if (what[1] != "$")
for (int i = what[2].length(); i < 32; ++i)
m_data.push_back(0);
bytes d = asBytes(what[2]);
if (what[1] == "!")
m_data += FixedHash<4>(sha3(d)).asBytes();
else if (what[1] == "#")
m_data += sha3(d).asBytes();
else if (what[1] == "$")
m_data += d + bytes{0};
else
m_data.push_back(0);
m_data += d + bytes(32 - what[2].length() % 32, 0);
s = what[3];
}
else

10
libevm/ExtVMFace.h

@ -60,6 +60,16 @@ struct LogEntry
using LogEntries = std::vector<LogEntry>;
struct LocalisedLogEntry: public LogEntry
{
LocalisedLogEntry() {}
LocalisedLogEntry(LogEntry const& _le, unsigned _number): LogEntry(_le), number(_number) {}
unsigned number = 0;
};
using LocalisedLogEntries = std::vector<LocalisedLogEntry>;
inline LogBloom bloom(LogEntries const& _logs)
{
LogBloom ret;

760
libevm/VM.cpp

@ -31,3 +31,763 @@ void VM::reset(u256 _gas) noexcept
m_curPC = 0;
m_jumpDests.clear();
}
bytesConstRef VM::go(ExtVMFace& _ext, OnOpFunc const& _onOp, uint64_t _steps)
{
auto memNeed = [](dev::u256 _offset, dev::u256 _size) { return _size ? (bigint)_offset + _size : (bigint)0; };
if (m_jumpDests.empty())
for (unsigned i = 0; i < _ext.code.size(); ++i)
if (_ext.code[i] == (byte)Instruction::JUMPDEST)
m_jumpDests.insert(i);
else if (_ext.code[i] >= (byte)Instruction::PUSH1 && _ext.code[i] <= (byte)Instruction::PUSH32)
i += _ext.code[i] - (unsigned)Instruction::PUSH1 + 1;
u256 nextPC = m_curPC + 1;
auto osteps = _steps;
for (bool stopped = false; !stopped && _steps--; m_curPC = nextPC, nextPC = m_curPC + 1)
{
// INSTRUCTION...
Instruction inst = (Instruction)_ext.getCode(m_curPC);
// FEES...
bigint runGas = c_stepGas;
bigint newTempSize = m_temp.size();
bigint copySize = 0;
auto onOperation = [&]()
{
if (_onOp)
_onOp(osteps - _steps - 1, inst, newTempSize > m_temp.size() ? (newTempSize - m_temp.size()) / 32 : bigint(0), runGas, this, &_ext);
};
// should work, but just seems to result in immediate errorless exit on initial execution. yeah. weird.
//m_onFail = std::function<void()>(onOperation);
switch (inst)
{
case Instruction::STOP:
runGas = 0;
break;
case Instruction::SUICIDE:
require(1);
runGas = 0;
break;
case Instruction::SSTORE:
require(2);
if (!_ext.store(m_stack.back()) && m_stack[m_stack.size() - 2])
runGas = c_sstoreSetGas;
else if (_ext.store(m_stack.back()) && !m_stack[m_stack.size() - 2])
{
runGas = 0;
_ext.sub.refunds += c_sstoreRefundGas;
}
else
runGas = c_sstoreResetGas;
break;
case Instruction::SLOAD:
require(1);
runGas = c_sloadGas;
break;
// These all operate on memory and therefore potentially expand it:
case Instruction::MSTORE:
require(2);
newTempSize = (bigint)m_stack.back() + 32;
break;
case Instruction::MSTORE8:
require(2);
newTempSize = (bigint)m_stack.back() + 1;
break;
case Instruction::MLOAD:
require(1);
newTempSize = (bigint)m_stack.back() + 32;
break;
case Instruction::RETURN:
require(2);
newTempSize = memNeed(m_stack.back(), m_stack[m_stack.size() - 2]);
break;
case Instruction::SHA3:
require(2);
runGas = c_sha3Gas + (m_stack[m_stack.size() - 2] + 31) / 32 * c_sha3WordGas;
newTempSize = memNeed(m_stack.back(), m_stack[m_stack.size() - 2]);
break;
case Instruction::CALLDATACOPY:
require(3);
copySize = m_stack[m_stack.size() - 3];
newTempSize = memNeed(m_stack.back(), m_stack[m_stack.size() - 3]);
break;
case Instruction::CODECOPY:
require(3);
copySize = m_stack[m_stack.size() - 3];
newTempSize = memNeed(m_stack.back(), m_stack[m_stack.size() - 3]);
break;
case Instruction::EXTCODECOPY:
require(4);
copySize = m_stack[m_stack.size() - 4];
newTempSize = memNeed(m_stack[m_stack.size() - 2], m_stack[m_stack.size() - 4]);
break;
case Instruction::BALANCE:
require(1);
runGas = c_balanceGas;
break;
case Instruction::LOG0:
case Instruction::LOG1:
case Instruction::LOG2:
case Instruction::LOG3:
case Instruction::LOG4:
{
unsigned n = (unsigned)inst - (unsigned)Instruction::LOG0;
require(n + 2);
runGas = c_logGas + c_logTopicGas * n + (bigint)c_logDataGas * m_stack[m_stack.size() - 2];
newTempSize = memNeed(m_stack[m_stack.size() - 1], m_stack[m_stack.size() - 2]);
break;
}
case Instruction::CALL:
case Instruction::CALLCODE:
require(7);
runGas = (bigint)c_callGas + m_stack[m_stack.size() - 1];
newTempSize = std::max(memNeed(m_stack[m_stack.size() - 6], m_stack[m_stack.size() - 7]), memNeed(m_stack[m_stack.size() - 4], m_stack[m_stack.size() - 5]));
break;
case Instruction::CREATE:
{
require(3);
newTempSize = memNeed(m_stack[m_stack.size() - 2], m_stack[m_stack.size() - 3]);
runGas = c_createGas;
break;
}
case Instruction::EXP:
{
require(2);
auto expon = m_stack[m_stack.size() - 2];
runGas = c_expGas + c_expByteGas * (32 - (h256(expon).firstBitSet() / 8));
break;
}
case Instruction::BLOCKHASH:
require(1);
break;
case Instruction::PC:
case Instruction::MSIZE:
case Instruction::GAS:
case Instruction::JUMPDEST:
case Instruction::ADDRESS:
case Instruction::ORIGIN:
case Instruction::CALLER:
case Instruction::CALLVALUE:
case Instruction::CALLDATASIZE:
case Instruction::CODESIZE:
case Instruction::GASPRICE:
case Instruction::COINBASE:
case Instruction::TIMESTAMP:
case Instruction::NUMBER:
case Instruction::DIFFICULTY:
case Instruction::GASLIMIT:
case Instruction::PUSH1:
case Instruction::PUSH2:
case Instruction::PUSH3:
case Instruction::PUSH4:
case Instruction::PUSH5:
case Instruction::PUSH6:
case Instruction::PUSH7:
case Instruction::PUSH8:
case Instruction::PUSH9:
case Instruction::PUSH10:
case Instruction::PUSH11:
case Instruction::PUSH12:
case Instruction::PUSH13:
case Instruction::PUSH14:
case Instruction::PUSH15:
case Instruction::PUSH16:
case Instruction::PUSH17:
case Instruction::PUSH18:
case Instruction::PUSH19:
case Instruction::PUSH20:
case Instruction::PUSH21:
case Instruction::PUSH22:
case Instruction::PUSH23:
case Instruction::PUSH24:
case Instruction::PUSH25:
case Instruction::PUSH26:
case Instruction::PUSH27:
case Instruction::PUSH28:
case Instruction::PUSH29:
case Instruction::PUSH30:
case Instruction::PUSH31:
case Instruction::PUSH32:
break;
case Instruction::NOT:
case Instruction::ISZERO:
case Instruction::CALLDATALOAD:
case Instruction::EXTCODESIZE:
case Instruction::POP:
case Instruction::JUMP:
require(1);
break;
case Instruction::ADD:
case Instruction::MUL:
case Instruction::SUB:
case Instruction::DIV:
case Instruction::SDIV:
case Instruction::MOD:
case Instruction::SMOD:
case Instruction::LT:
case Instruction::GT:
case Instruction::SLT:
case Instruction::SGT:
case Instruction::EQ:
case Instruction::AND:
case Instruction::OR:
case Instruction::XOR:
case Instruction::BYTE:
case Instruction::JUMPI:
case Instruction::SIGNEXTEND:
require(2);
break;
case Instruction::ADDMOD:
case Instruction::MULMOD:
require(3);
break;
case Instruction::DUP1:
case Instruction::DUP2:
case Instruction::DUP3:
case Instruction::DUP4:
case Instruction::DUP5:
case Instruction::DUP6:
case Instruction::DUP7:
case Instruction::DUP8:
case Instruction::DUP9:
case Instruction::DUP10:
case Instruction::DUP11:
case Instruction::DUP12:
case Instruction::DUP13:
case Instruction::DUP14:
case Instruction::DUP15:
case Instruction::DUP16:
require(1 + (int)inst - (int)Instruction::DUP1);
break;
case Instruction::SWAP1:
case Instruction::SWAP2:
case Instruction::SWAP3:
case Instruction::SWAP4:
case Instruction::SWAP5:
case Instruction::SWAP6:
case Instruction::SWAP7:
case Instruction::SWAP8:
case Instruction::SWAP9:
case Instruction::SWAP10:
case Instruction::SWAP11:
case Instruction::SWAP12:
case Instruction::SWAP13:
case Instruction::SWAP14:
case Instruction::SWAP15:
case Instruction::SWAP16:
require((int)inst - (int)Instruction::SWAP1 + 2);
break;
default:
BOOST_THROW_EXCEPTION(BadInstruction());
}
newTempSize = (newTempSize + 31) / 32 * 32;
if (newTempSize > m_temp.size())
runGas += c_memoryGas * (newTempSize - m_temp.size()) / 32;
runGas += c_copyGas * (copySize + 31) / 32;
onOperation();
// if (_onOp)
// _onOp(osteps - _steps - 1, inst, newTempSize > m_temp.size() ? (newTempSize - m_temp.size()) / 32 : bigint(0), runGas, this, &_ext);
if (m_gas < runGas)
{
// Out of gas!
m_gas = 0;
BOOST_THROW_EXCEPTION(OutOfGas());
}
m_gas = (u256)((bigint)m_gas - runGas);
if (newTempSize > m_temp.size())
m_temp.resize((size_t)newTempSize);
// EXECUTE...
switch (inst)
{
case Instruction::ADD:
//pops two items and pushes S[-1] + S[-2] mod 2^256.
m_stack[m_stack.size() - 2] += m_stack.back();
m_stack.pop_back();
break;
case Instruction::MUL:
//pops two items and pushes S[-1] * S[-2] mod 2^256.
m_stack[m_stack.size() - 2] *= m_stack.back();
m_stack.pop_back();
break;
case Instruction::SUB:
m_stack[m_stack.size() - 2] = m_stack.back() - m_stack[m_stack.size() - 2];
m_stack.pop_back();
break;
case Instruction::DIV:
m_stack[m_stack.size() - 2] = m_stack[m_stack.size() - 2] ? m_stack.back() / m_stack[m_stack.size() - 2] : 0;
m_stack.pop_back();
break;
case Instruction::SDIV:
m_stack[m_stack.size() - 2] = m_stack[m_stack.size() - 2] ? s2u(u2s(m_stack.back()) / u2s(m_stack[m_stack.size() - 2])) : 0;
m_stack.pop_back();
break;
case Instruction::MOD:
m_stack[m_stack.size() - 2] = m_stack[m_stack.size() - 2] ? m_stack.back() % m_stack[m_stack.size() - 2] : 0;
m_stack.pop_back();
break;
case Instruction::SMOD:
m_stack[m_stack.size() - 2] = m_stack[m_stack.size() - 2] ? s2u(u2s(m_stack.back()) % u2s(m_stack[m_stack.size() - 2])) : 0;
m_stack.pop_back();
break;
case Instruction::EXP:
{
auto base = m_stack.back();
auto expon = m_stack[m_stack.size() - 2];
m_stack.pop_back();
m_stack.back() = (u256)boost::multiprecision::powm((bigint)base, (bigint)expon, bigint(2) << 256);
break;
}
case Instruction::NOT:
m_stack.back() = ~m_stack.back();
break;
case Instruction::LT:
m_stack[m_stack.size() - 2] = m_stack.back() < m_stack[m_stack.size() - 2] ? 1 : 0;
m_stack.pop_back();
break;
case Instruction::GT:
m_stack[m_stack.size() - 2] = m_stack.back() > m_stack[m_stack.size() - 2] ? 1 : 0;
m_stack.pop_back();
break;
case Instruction::SLT:
m_stack[m_stack.size() - 2] = u2s(m_stack.back()) < u2s(m_stack[m_stack.size() - 2]) ? 1 : 0;
m_stack.pop_back();
break;
case Instruction::SGT:
m_stack[m_stack.size() - 2] = u2s(m_stack.back()) > u2s(m_stack[m_stack.size() - 2]) ? 1 : 0;
m_stack.pop_back();
break;
case Instruction::EQ:
m_stack[m_stack.size() - 2] = m_stack.back() == m_stack[m_stack.size() - 2] ? 1 : 0;
m_stack.pop_back();
break;
case Instruction::ISZERO:
m_stack.back() = m_stack.back() ? 0 : 1;
break;
case Instruction::AND:
m_stack[m_stack.size() - 2] = m_stack.back() & m_stack[m_stack.size() - 2];
m_stack.pop_back();
break;
case Instruction::OR:
m_stack[m_stack.size() - 2] = m_stack.back() | m_stack[m_stack.size() - 2];
m_stack.pop_back();
break;
case Instruction::XOR:
m_stack[m_stack.size() - 2] = m_stack.back() ^ m_stack[m_stack.size() - 2];
m_stack.pop_back();
break;
case Instruction::BYTE:
m_stack[m_stack.size() - 2] = m_stack.back() < 32 ? (m_stack[m_stack.size() - 2] >> (unsigned)(8 * (31 - m_stack.back()))) & 0xff : 0;
m_stack.pop_back();
break;
case Instruction::ADDMOD:
m_stack[m_stack.size() - 3] = m_stack[m_stack.size() - 3] ? u256((bigint(m_stack.back()) + bigint(m_stack[m_stack.size() - 2])) % m_stack[m_stack.size() - 3]) : 0;
m_stack.pop_back();
m_stack.pop_back();
break;
case Instruction::MULMOD:
m_stack[m_stack.size() - 3] = m_stack[m_stack.size() - 3] ? u256((bigint(m_stack.back()) * bigint(m_stack[m_stack.size() - 2])) % m_stack[m_stack.size() - 3]) : 0;
m_stack.pop_back();
m_stack.pop_back();
break;
case Instruction::SIGNEXTEND:
if (m_stack.back() < 31)
{
unsigned const testBit(m_stack.back() * 8 + 7);
u256& number = m_stack[m_stack.size() - 2];
u256 mask = ((u256(1) << testBit) - 1);
if (boost::multiprecision::bit_test(number, testBit))
number |= ~mask;
else
number &= mask;
}
m_stack.pop_back();
break;
case Instruction::SHA3:
{
unsigned inOff = (unsigned)m_stack.back();
m_stack.pop_back();
unsigned inSize = (unsigned)m_stack.back();
m_stack.pop_back();
m_stack.push_back(sha3(bytesConstRef(m_temp.data() + inOff, inSize)));
break;
}
case Instruction::ADDRESS:
m_stack.push_back(fromAddress(_ext.myAddress));
break;
case Instruction::ORIGIN:
m_stack.push_back(fromAddress(_ext.origin));
break;
case Instruction::BALANCE:
{
m_stack.back() = _ext.balance(asAddress(m_stack.back()));
break;
}
case Instruction::CALLER:
m_stack.push_back(fromAddress(_ext.caller));
break;
case Instruction::CALLVALUE:
m_stack.push_back(_ext.value);
break;
case Instruction::CALLDATALOAD:
{
if ((unsigned)m_stack.back() + (uint64_t)31 < _ext.data.size())
m_stack.back() = (u256)*(h256 const*)(_ext.data.data() + (unsigned)m_stack.back());
else
{
h256 r;
for (uint64_t i = (unsigned)m_stack.back(), e = (unsigned)m_stack.back() + (uint64_t)32, j = 0; i < e; ++i, ++j)
r[j] = i < _ext.data.size() ? _ext.data[i] : 0;
m_stack.back() = (u256)r;
}
break;
}
case Instruction::CALLDATASIZE:
m_stack.push_back(_ext.data.size());
break;
case Instruction::CODESIZE:
m_stack.push_back(_ext.code.size());
break;
case Instruction::EXTCODESIZE:
m_stack.back() = _ext.codeAt(asAddress(m_stack.back())).size();
break;
case Instruction::CALLDATACOPY:
case Instruction::CODECOPY:
case Instruction::EXTCODECOPY:
{
Address a;
if (inst == Instruction::EXTCODECOPY)
{
a = asAddress(m_stack.back());
m_stack.pop_back();
}
unsigned offset = (unsigned)m_stack.back();
m_stack.pop_back();
u256 index = m_stack.back();
m_stack.pop_back();
unsigned size = (unsigned)m_stack.back();
m_stack.pop_back();
unsigned sizeToBeCopied;
switch(inst)
{
case Instruction::CALLDATACOPY:
sizeToBeCopied = index + (bigint)size > (u256)_ext.data.size() ? (u256)_ext.data.size() < index ? 0 : _ext.data.size() - (unsigned)index : size;
memcpy(m_temp.data() + offset, _ext.data.data() + (unsigned)index, sizeToBeCopied);
break;
case Instruction::CODECOPY:
sizeToBeCopied = index + (bigint)size > (u256)_ext.code.size() ? (u256)_ext.code.size() < index ? 0 : _ext.code.size() - (unsigned)index : size;
memcpy(m_temp.data() + offset, _ext.code.data() + (unsigned)index, sizeToBeCopied);
break;
case Instruction::EXTCODECOPY:
sizeToBeCopied = index + (bigint)size > (u256)_ext.codeAt(a).size() ? (u256)_ext.codeAt(a).size() < index ? 0 : _ext.codeAt(a).size() - (unsigned)index : size;
memcpy(m_temp.data() + offset, _ext.codeAt(a).data() + (unsigned)index, sizeToBeCopied);
break;
default:
// this is unreachable, but if someone introduces a bug in the future, he may get here.
assert(false);
BOOST_THROW_EXCEPTION(InvalidOpcode() << errinfo_comment("CALLDATACOPY, CODECOPY or EXTCODECOPY instruction requested."));
break;
}
memset(m_temp.data() + offset + sizeToBeCopied, 0, size - sizeToBeCopied);
break;
}
case Instruction::GASPRICE:
m_stack.push_back(_ext.gasPrice);
break;
case Instruction::BLOCKHASH:
m_stack.back() = (u256)_ext.blockhash(m_stack.back());
break;
case Instruction::COINBASE:
m_stack.push_back((u160)_ext.currentBlock.coinbaseAddress);
break;
case Instruction::TIMESTAMP:
m_stack.push_back(_ext.currentBlock.timestamp);
break;
case Instruction::NUMBER:
m_stack.push_back(_ext.currentBlock.number);
break;
case Instruction::DIFFICULTY:
m_stack.push_back(_ext.currentBlock.difficulty);
break;
case Instruction::GASLIMIT:
m_stack.push_back(1000000);
break;
case Instruction::PUSH1:
case Instruction::PUSH2:
case Instruction::PUSH3:
case Instruction::PUSH4:
case Instruction::PUSH5:
case Instruction::PUSH6:
case Instruction::PUSH7:
case Instruction::PUSH8:
case Instruction::PUSH9:
case Instruction::PUSH10:
case Instruction::PUSH11:
case Instruction::PUSH12:
case Instruction::PUSH13:
case Instruction::PUSH14:
case Instruction::PUSH15:
case Instruction::PUSH16:
case Instruction::PUSH17:
case Instruction::PUSH18:
case Instruction::PUSH19:
case Instruction::PUSH20:
case Instruction::PUSH21:
case Instruction::PUSH22:
case Instruction::PUSH23:
case Instruction::PUSH24:
case Instruction::PUSH25:
case Instruction::PUSH26:
case Instruction::PUSH27:
case Instruction::PUSH28:
case Instruction::PUSH29:
case Instruction::PUSH30:
case Instruction::PUSH31:
case Instruction::PUSH32:
{
int i = (int)inst - (int)Instruction::PUSH1 + 1;
nextPC = m_curPC + 1;
m_stack.push_back(0);
for (; i--; nextPC++)
m_stack.back() = (m_stack.back() << 8) | _ext.getCode(nextPC);
break;
}
case Instruction::POP:
m_stack.pop_back();
break;
case Instruction::DUP1:
case Instruction::DUP2:
case Instruction::DUP3:
case Instruction::DUP4:
case Instruction::DUP5:
case Instruction::DUP6:
case Instruction::DUP7:
case Instruction::DUP8:
case Instruction::DUP9:
case Instruction::DUP10:
case Instruction::DUP11:
case Instruction::DUP12:
case Instruction::DUP13:
case Instruction::DUP14:
case Instruction::DUP15:
case Instruction::DUP16:
{
auto n = 1 + (int)inst - (int)Instruction::DUP1;
m_stack.push_back(m_stack[m_stack.size() - n]);
break;
}
case Instruction::SWAP1:
case Instruction::SWAP2:
case Instruction::SWAP3:
case Instruction::SWAP4:
case Instruction::SWAP5:
case Instruction::SWAP6:
case Instruction::SWAP7:
case Instruction::SWAP8:
case Instruction::SWAP9:
case Instruction::SWAP10:
case Instruction::SWAP11:
case Instruction::SWAP12:
case Instruction::SWAP13:
case Instruction::SWAP14:
case Instruction::SWAP15:
case Instruction::SWAP16:
{
unsigned n = (int)inst - (int)Instruction::SWAP1 + 2;
auto d = m_stack.back();
m_stack.back() = m_stack[m_stack.size() - n];
m_stack[m_stack.size() - n] = d;
break;
}
case Instruction::MLOAD:
{
m_stack.back() = (u256)*(h256 const*)(m_temp.data() + (unsigned)m_stack.back());
break;
}
case Instruction::MSTORE:
{
*(h256*)&m_temp[(unsigned)m_stack.back()] = (h256)m_stack[m_stack.size() - 2];
m_stack.pop_back();
m_stack.pop_back();
break;
}
case Instruction::MSTORE8:
{
m_temp[(unsigned)m_stack.back()] = (byte)(m_stack[m_stack.size() - 2] & 0xff);
m_stack.pop_back();
m_stack.pop_back();
break;
}
case Instruction::SLOAD:
m_stack.back() = _ext.store(m_stack.back());
break;
case Instruction::SSTORE:
_ext.setStore(m_stack.back(), m_stack[m_stack.size() - 2]);
m_stack.pop_back();
m_stack.pop_back();
break;
case Instruction::JUMP:
nextPC = m_stack.back();
if (!m_jumpDests.count(nextPC))
BOOST_THROW_EXCEPTION(BadJumpDestination());
m_stack.pop_back();
break;
case Instruction::JUMPI:
if (m_stack[m_stack.size() - 2])
{
nextPC = m_stack.back();
if (!m_jumpDests.count(nextPC))
BOOST_THROW_EXCEPTION(BadJumpDestination());
}
m_stack.pop_back();
m_stack.pop_back();
break;
case Instruction::PC:
m_stack.push_back(m_curPC);
break;
case Instruction::MSIZE:
m_stack.push_back(m_temp.size());
break;
case Instruction::GAS:
m_stack.push_back(m_gas);
break;
case Instruction::JUMPDEST:
break;
/* case Instruction::LOG0:
_ext.log({}, bytesConstRef(m_temp.data() + (unsigned)m_stack[m_stack.size() - 1], (unsigned)m_stack[m_stack.size() - 2]));
break;
case Instruction::LOG1:
_ext.log({m_stack[m_stack.size() - 1]}, bytesConstRef(m_temp.data() + (unsigned)m_stack[m_stack.size() - 2], (unsigned)m_stack[m_stack.size() - 3]));
break;
case Instruction::LOG2:
_ext.log({m_stack[m_stack.size() - 1], m_stack[m_stack.size() - 2]}, bytesConstRef(m_temp.data() + (unsigned)m_stack[m_stack.size() - 3], (unsigned)m_stack[m_stack.size() - 4]));
break;
case Instruction::LOG3:
_ext.log({m_stack[m_stack.size() - 1], m_stack[m_stack.size() - 2], m_stack[m_stack.size() - 3]}, bytesConstRef(m_temp.data() + (unsigned)m_stack[m_stack.size() - 4], (unsigned)m_stack[m_stack.size() - 5]));
break;
case Instruction::LOG4:
_ext.log({m_stack[m_stack.size() - 1], m_stack[m_stack.size() - 2], m_stack[m_stack.size() - 3], m_stack[m_stack.size() - 4]}, bytesConstRef(m_temp.data() + (unsigned)m_stack[m_stack.size() - 5], (unsigned)m_stack[m_stack.size() - 6]));
break;*/
case Instruction::LOG0:
_ext.log({}, bytesConstRef(m_temp.data() + (unsigned)m_stack[m_stack.size() - 1], (unsigned)m_stack[m_stack.size() - 2]));
m_stack.pop_back();
m_stack.pop_back();
break;
case Instruction::LOG1:
_ext.log({m_stack[m_stack.size() - 3]}, bytesConstRef(m_temp.data() + (unsigned)m_stack[m_stack.size() - 1], (unsigned)m_stack[m_stack.size() - 2]));
m_stack.pop_back();
m_stack.pop_back();
m_stack.pop_back();
break;
case Instruction::LOG2:
_ext.log({m_stack[m_stack.size() - 3], m_stack[m_stack.size() - 4]}, bytesConstRef(m_temp.data() + (unsigned)m_stack[m_stack.size() - 1], (unsigned)m_stack[m_stack.size() - 2]));
m_stack.pop_back();
m_stack.pop_back();
m_stack.pop_back();
m_stack.pop_back();
break;
case Instruction::LOG3:
_ext.log({m_stack[m_stack.size() - 3], m_stack[m_stack.size() - 4], m_stack[m_stack.size() - 5]}, bytesConstRef(m_temp.data() + (unsigned)m_stack[m_stack.size() - 1], (unsigned)m_stack[m_stack.size() - 2]));
m_stack.pop_back();
m_stack.pop_back();
m_stack.pop_back();
m_stack.pop_back();
m_stack.pop_back();
break;
case Instruction::LOG4:
_ext.log({m_stack[m_stack.size() - 3], m_stack[m_stack.size() - 4], m_stack[m_stack.size() - 5], m_stack[m_stack.size() - 6]}, bytesConstRef(m_temp.data() + (unsigned)m_stack[m_stack.size() - 1], (unsigned)m_stack[m_stack.size() - 2]));
m_stack.pop_back();
m_stack.pop_back();
m_stack.pop_back();
m_stack.pop_back();
m_stack.pop_back();
m_stack.pop_back();
break;
case Instruction::CREATE:
{
u256 endowment = m_stack.back();
m_stack.pop_back();
unsigned initOff = (unsigned)m_stack.back();
m_stack.pop_back();
unsigned initSize = (unsigned)m_stack.back();
m_stack.pop_back();
if (_ext.balance(_ext.myAddress) >= endowment && _ext.depth < 1024)
{
_ext.subBalance(endowment);
m_stack.push_back((u160)_ext.create(endowment, m_gas, bytesConstRef(m_temp.data() + initOff, initSize), _onOp));
}
else
m_stack.push_back(0);
break;
}
case Instruction::CALL:
case Instruction::CALLCODE:
{
u256 gas = m_stack.back();
m_stack.pop_back();
Address receiveAddress = asAddress(m_stack.back());
m_stack.pop_back();
u256 value = m_stack.back();
m_stack.pop_back();
unsigned inOff = (unsigned)m_stack.back();
m_stack.pop_back();
unsigned inSize = (unsigned)m_stack.back();
m_stack.pop_back();
unsigned outOff = (unsigned)m_stack.back();
m_stack.pop_back();
unsigned outSize = (unsigned)m_stack.back();
m_stack.pop_back();
if (_ext.balance(_ext.myAddress) >= value && _ext.depth < 1024)
{
_ext.subBalance(value);
m_stack.push_back(_ext.call(inst == Instruction::CALL ? receiveAddress : _ext.myAddress, value, bytesConstRef(m_temp.data() + inOff, inSize), gas, bytesRef(m_temp.data() + outOff, outSize), _onOp, {}, receiveAddress));
}
else
m_stack.push_back(0);
m_gas += gas;
break;
}
case Instruction::RETURN:
{
unsigned b = (unsigned)m_stack.back();
m_stack.pop_back();
unsigned s = (unsigned)m_stack.back();
m_stack.pop_back();
return bytesConstRef(m_temp.data() + b, s);
}
case Instruction::SUICIDE:
{
Address dest = asAddress(m_stack.back());
_ext.suicide(dest);
// ...follow through to...
}
case Instruction::STOP:
return bytesConstRef();
}
}
if (_steps == (uint64_t)-1)
BOOST_THROW_EXCEPTION(StepsDone());
return bytesConstRef();
}

763
libevm/VM.h

@ -77,768 +77,5 @@ private:
std::function<void()> m_onFail;
};
// TODO: Move it to cpp file. Not done to make review easier.
inline bytesConstRef VM::go(ExtVMFace& _ext, OnOpFunc const& _onOp, uint64_t _steps)
{
auto memNeed = [](dev::u256 _offset, dev::u256 _size) { return _size ? (bigint)_offset + _size : (bigint)0; };
if (m_jumpDests.empty())
for (unsigned i = 0; i < _ext.code.size(); ++i)
if (_ext.code[i] == (byte)Instruction::JUMPDEST)
m_jumpDests.insert(i);
else if (_ext.code[i] >= (byte)Instruction::PUSH1 && _ext.code[i] <= (byte)Instruction::PUSH32)
i += _ext.code[i] - (unsigned)Instruction::PUSH1 + 1;
u256 nextPC = m_curPC + 1;
auto osteps = _steps;
for (bool stopped = false; !stopped && _steps--; m_curPC = nextPC, nextPC = m_curPC + 1)
{
// INSTRUCTION...
Instruction inst = (Instruction)_ext.getCode(m_curPC);
// FEES...
bigint runGas = c_stepGas;
bigint newTempSize = m_temp.size();
bigint copySize = 0;
auto onOperation = [&]()
{
if (_onOp)
_onOp(osteps - _steps - 1, inst, newTempSize > m_temp.size() ? (newTempSize - m_temp.size()) / 32 : bigint(0), runGas, this, &_ext);
};
// should work, but just seems to result in immediate errorless exit on initial execution. yeah. weird.
//m_onFail = std::function<void()>(onOperation);
switch (inst)
{
case Instruction::STOP:
runGas = 0;
break;
case Instruction::SUICIDE:
require(1);
runGas = 0;
break;
case Instruction::SSTORE:
require(2);
if (!_ext.store(m_stack.back()) && m_stack[m_stack.size() - 2])
runGas = c_sstoreSetGas;
else if (_ext.store(m_stack.back()) && !m_stack[m_stack.size() - 2])
{
runGas = 0;
_ext.sub.refunds += c_sstoreRefundGas;
}
else
runGas = c_sstoreResetGas;
break;
case Instruction::SLOAD:
require(1);
runGas = c_sloadGas;
break;
// These all operate on memory and therefore potentially expand it:
case Instruction::MSTORE:
require(2);
newTempSize = (bigint)m_stack.back() + 32;
break;
case Instruction::MSTORE8:
require(2);
newTempSize = (bigint)m_stack.back() + 1;
break;
case Instruction::MLOAD:
require(1);
newTempSize = (bigint)m_stack.back() + 32;
break;
case Instruction::RETURN:
require(2);
newTempSize = memNeed(m_stack.back(), m_stack[m_stack.size() - 2]);
break;
case Instruction::SHA3:
require(2);
runGas = c_sha3Gas + (m_stack[m_stack.size() - 2] + 31) / 32 * c_sha3WordGas;
newTempSize = memNeed(m_stack.back(), m_stack[m_stack.size() - 2]);
break;
case Instruction::CALLDATACOPY:
require(3);
copySize = m_stack[m_stack.size() - 3];
newTempSize = memNeed(m_stack.back(), m_stack[m_stack.size() - 3]);
break;
case Instruction::CODECOPY:
require(3);
copySize = m_stack[m_stack.size() - 3];
newTempSize = memNeed(m_stack.back(), m_stack[m_stack.size() - 3]);
break;
case Instruction::EXTCODECOPY:
require(4);
copySize = m_stack[m_stack.size() - 4];
newTempSize = memNeed(m_stack[m_stack.size() - 2], m_stack[m_stack.size() - 4]);
break;
case Instruction::BALANCE:
require(1);
runGas = c_balanceGas;
break;
case Instruction::LOG0:
case Instruction::LOG1:
case Instruction::LOG2:
case Instruction::LOG3:
case Instruction::LOG4:
{
unsigned n = (unsigned)inst - (unsigned)Instruction::LOG0;
require(n + 2);
runGas = c_logGas + c_logTopicGas * n + (bigint)c_logDataGas * m_stack[m_stack.size() - 2];
newTempSize = memNeed(m_stack[m_stack.size() - 1], m_stack[m_stack.size() - 2]);
break;
}
case Instruction::CALL:
case Instruction::CALLCODE:
require(7);
runGas = (bigint)c_callGas + m_stack[m_stack.size() - 1];
newTempSize = std::max(memNeed(m_stack[m_stack.size() - 6], m_stack[m_stack.size() - 7]), memNeed(m_stack[m_stack.size() - 4], m_stack[m_stack.size() - 5]));
break;
case Instruction::CREATE:
{
require(3);
u256 inOff = m_stack[m_stack.size() - 2];
u256 inSize = m_stack[m_stack.size() - 3];
newTempSize = (bigint)inOff + inSize;
runGas = c_createGas;
break;
}
case Instruction::EXP:
{
require(2);
auto expon = m_stack[m_stack.size() - 2];
runGas = c_expGas + c_expByteGas * (32 - (h256(expon).firstBitSet() / 8));
break;
}
case Instruction::BLOCKHASH:
require(1);
break;
case Instruction::PC:
case Instruction::MSIZE:
case Instruction::GAS:
case Instruction::JUMPDEST:
case Instruction::ADDRESS:
case Instruction::ORIGIN:
case Instruction::CALLER:
case Instruction::CALLVALUE:
case Instruction::CALLDATASIZE:
case Instruction::CODESIZE:
case Instruction::GASPRICE:
case Instruction::COINBASE:
case Instruction::TIMESTAMP:
case Instruction::NUMBER:
case Instruction::DIFFICULTY:
case Instruction::GASLIMIT:
case Instruction::PUSH1:
case Instruction::PUSH2:
case Instruction::PUSH3:
case Instruction::PUSH4:
case Instruction::PUSH5:
case Instruction::PUSH6:
case Instruction::PUSH7:
case Instruction::PUSH8:
case Instruction::PUSH9:
case Instruction::PUSH10:
case Instruction::PUSH11:
case Instruction::PUSH12:
case Instruction::PUSH13:
case Instruction::PUSH14:
case Instruction::PUSH15:
case Instruction::PUSH16:
case Instruction::PUSH17:
case Instruction::PUSH18:
case Instruction::PUSH19:
case Instruction::PUSH20:
case Instruction::PUSH21:
case Instruction::PUSH22:
case Instruction::PUSH23:
case Instruction::PUSH24:
case Instruction::PUSH25:
case Instruction::PUSH26:
case Instruction::PUSH27:
case Instruction::PUSH28:
case Instruction::PUSH29:
case Instruction::PUSH30:
case Instruction::PUSH31:
case Instruction::PUSH32:
break;
case Instruction::NOT:
case Instruction::ISZERO:
case Instruction::CALLDATALOAD:
case Instruction::EXTCODESIZE:
case Instruction::POP:
case Instruction::JUMP:
require(1);
break;
case Instruction::ADD:
case Instruction::MUL:
case Instruction::SUB:
case Instruction::DIV:
case Instruction::SDIV:
case Instruction::MOD:
case Instruction::SMOD:
case Instruction::LT:
case Instruction::GT:
case Instruction::SLT:
case Instruction::SGT:
case Instruction::EQ:
case Instruction::AND:
case Instruction::OR:
case Instruction::XOR:
case Instruction::BYTE:
case Instruction::JUMPI:
case Instruction::SIGNEXTEND:
require(2);
break;
case Instruction::ADDMOD:
case Instruction::MULMOD:
require(3);
break;
case Instruction::DUP1:
case Instruction::DUP2:
case Instruction::DUP3:
case Instruction::DUP4:
case Instruction::DUP5:
case Instruction::DUP6:
case Instruction::DUP7:
case Instruction::DUP8:
case Instruction::DUP9:
case Instruction::DUP10:
case Instruction::DUP11:
case Instruction::DUP12:
case Instruction::DUP13:
case Instruction::DUP14:
case Instruction::DUP15:
case Instruction::DUP16:
require(1 + (int)inst - (int)Instruction::DUP1);
break;
case Instruction::SWAP1:
case Instruction::SWAP2:
case Instruction::SWAP3:
case Instruction::SWAP4:
case Instruction::SWAP5:
case Instruction::SWAP6:
case Instruction::SWAP7:
case Instruction::SWAP8:
case Instruction::SWAP9:
case Instruction::SWAP10:
case Instruction::SWAP11:
case Instruction::SWAP12:
case Instruction::SWAP13:
case Instruction::SWAP14:
case Instruction::SWAP15:
case Instruction::SWAP16:
require((int)inst - (int)Instruction::SWAP1 + 2);
break;
default:
BOOST_THROW_EXCEPTION(BadInstruction());
}
newTempSize = (newTempSize + 31) / 32 * 32;
if (newTempSize > m_temp.size())
runGas += c_memoryGas * (newTempSize - m_temp.size()) / 32;
runGas += c_copyGas * (copySize + 31) / 32;
onOperation();
// if (_onOp)
// _onOp(osteps - _steps - 1, inst, newTempSize > m_temp.size() ? (newTempSize - m_temp.size()) / 32 : bigint(0), runGas, this, &_ext);
if (m_gas < runGas)
{
// Out of gas!
m_gas = 0;
BOOST_THROW_EXCEPTION(OutOfGas());
}
m_gas = (u256)((bigint)m_gas - runGas);
if (newTempSize > m_temp.size())
m_temp.resize((size_t)newTempSize);
// EXECUTE...
switch (inst)
{
case Instruction::ADD:
//pops two items and pushes S[-1] + S[-2] mod 2^256.
m_stack[m_stack.size() - 2] += m_stack.back();
m_stack.pop_back();
break;
case Instruction::MUL:
//pops two items and pushes S[-1] * S[-2] mod 2^256.
m_stack[m_stack.size() - 2] *= m_stack.back();
m_stack.pop_back();
break;
case Instruction::SUB:
m_stack[m_stack.size() - 2] = m_stack.back() - m_stack[m_stack.size() - 2];
m_stack.pop_back();
break;
case Instruction::DIV:
m_stack[m_stack.size() - 2] = m_stack[m_stack.size() - 2] ? m_stack.back() / m_stack[m_stack.size() - 2] : 0;
m_stack.pop_back();
break;
case Instruction::SDIV:
m_stack[m_stack.size() - 2] = m_stack[m_stack.size() - 2] ? s2u(u2s(m_stack.back()) / u2s(m_stack[m_stack.size() - 2])) : 0;
m_stack.pop_back();
break;
case Instruction::MOD:
m_stack[m_stack.size() - 2] = m_stack[m_stack.size() - 2] ? m_stack.back() % m_stack[m_stack.size() - 2] : 0;
m_stack.pop_back();
break;
case Instruction::SMOD:
m_stack[m_stack.size() - 2] = m_stack[m_stack.size() - 2] ? s2u(u2s(m_stack.back()) % u2s(m_stack[m_stack.size() - 2])) : 0;
m_stack.pop_back();
break;
case Instruction::EXP:
{
auto base = m_stack.back();
auto expon = m_stack[m_stack.size() - 2];
m_stack.pop_back();
m_stack.back() = (u256)boost::multiprecision::powm((bigint)base, (bigint)expon, bigint(2) << 256);
break;
}
case Instruction::NOT:
m_stack.back() = ~m_stack.back();
break;
case Instruction::LT:
m_stack[m_stack.size() - 2] = m_stack.back() < m_stack[m_stack.size() - 2] ? 1 : 0;
m_stack.pop_back();
break;
case Instruction::GT:
m_stack[m_stack.size() - 2] = m_stack.back() > m_stack[m_stack.size() - 2] ? 1 : 0;
m_stack.pop_back();
break;
case Instruction::SLT:
m_stack[m_stack.size() - 2] = u2s(m_stack.back()) < u2s(m_stack[m_stack.size() - 2]) ? 1 : 0;
m_stack.pop_back();
break;
case Instruction::SGT:
m_stack[m_stack.size() - 2] = u2s(m_stack.back()) > u2s(m_stack[m_stack.size() - 2]) ? 1 : 0;
m_stack.pop_back();
break;
case Instruction::EQ:
m_stack[m_stack.size() - 2] = m_stack.back() == m_stack[m_stack.size() - 2] ? 1 : 0;
m_stack.pop_back();
break;
case Instruction::ISZERO:
m_stack.back() = m_stack.back() ? 0 : 1;
break;
case Instruction::AND:
m_stack[m_stack.size() - 2] = m_stack.back() & m_stack[m_stack.size() - 2];
m_stack.pop_back();
break;
case Instruction::OR:
m_stack[m_stack.size() - 2] = m_stack.back() | m_stack[m_stack.size() - 2];
m_stack.pop_back();
break;
case Instruction::XOR:
m_stack[m_stack.size() - 2] = m_stack.back() ^ m_stack[m_stack.size() - 2];
m_stack.pop_back();
break;
case Instruction::BYTE:
m_stack[m_stack.size() - 2] = m_stack.back() < 32 ? (m_stack[m_stack.size() - 2] >> (unsigned)(8 * (31 - m_stack.back()))) & 0xff : 0;
m_stack.pop_back();
break;
case Instruction::ADDMOD:
m_stack[m_stack.size() - 3] = u256((bigint(m_stack.back()) + bigint(m_stack[m_stack.size() - 2])) % m_stack[m_stack.size() - 3]);
m_stack.pop_back();
m_stack.pop_back();
break;
case Instruction::MULMOD:
m_stack[m_stack.size() - 3] = u256((bigint(m_stack.back()) * bigint(m_stack[m_stack.size() - 2])) % m_stack[m_stack.size() - 3]);
m_stack.pop_back();
m_stack.pop_back();
break;
case Instruction::SIGNEXTEND:
if (m_stack.back() < 31)
{
unsigned const testBit(m_stack.back() * 8 + 7);
u256& number = m_stack[m_stack.size() - 2];
u256 mask = ((u256(1) << testBit) - 1);
if (boost::multiprecision::bit_test(number, testBit))
number |= ~mask;
else
number &= mask;
}
m_stack.pop_back();
break;
case Instruction::SHA3:
{
unsigned inOff = (unsigned)m_stack.back();
m_stack.pop_back();
unsigned inSize = (unsigned)m_stack.back();
m_stack.pop_back();
m_stack.push_back(sha3(bytesConstRef(m_temp.data() + inOff, inSize)));
break;
}
case Instruction::ADDRESS:
m_stack.push_back(fromAddress(_ext.myAddress));
break;
case Instruction::ORIGIN:
m_stack.push_back(fromAddress(_ext.origin));
break;
case Instruction::BALANCE:
{
m_stack.back() = _ext.balance(asAddress(m_stack.back()));
break;
}
case Instruction::CALLER:
m_stack.push_back(fromAddress(_ext.caller));
break;
case Instruction::CALLVALUE:
m_stack.push_back(_ext.value);
break;
case Instruction::CALLDATALOAD:
{
if ((unsigned)m_stack.back() + (uint64_t)31 < _ext.data.size())
m_stack.back() = (u256)*(h256 const*)(_ext.data.data() + (unsigned)m_stack.back());
else
{
h256 r;
for (uint64_t i = (unsigned)m_stack.back(), e = (unsigned)m_stack.back() + (uint64_t)32, j = 0; i < e; ++i, ++j)
r[j] = i < _ext.data.size() ? _ext.data[i] : 0;
m_stack.back() = (u256)r;
}
break;
}
case Instruction::CALLDATASIZE:
m_stack.push_back(_ext.data.size());
break;
case Instruction::CODESIZE:
m_stack.push_back(_ext.code.size());
break;
case Instruction::EXTCODESIZE:
m_stack.back() = _ext.codeAt(asAddress(m_stack.back())).size();
break;
case Instruction::CALLDATACOPY:
case Instruction::CODECOPY:
case Instruction::EXTCODECOPY:
{
Address a;
if (inst == Instruction::EXTCODECOPY)
{
a = asAddress(m_stack.back());
m_stack.pop_back();
}
unsigned offset = (unsigned)m_stack.back();
m_stack.pop_back();
u256 index = m_stack.back();
m_stack.pop_back();
unsigned size = (unsigned)m_stack.back();
m_stack.pop_back();
unsigned sizeToBeCopied;
switch(inst)
{
case Instruction::CALLDATACOPY:
sizeToBeCopied = index + (bigint)size > (u256)_ext.data.size() ? (u256)_ext.data.size() < index ? 0 : _ext.data.size() - (unsigned)index : size;
memcpy(m_temp.data() + offset, _ext.data.data() + (unsigned)index, sizeToBeCopied);
break;
case Instruction::CODECOPY:
sizeToBeCopied = index + (bigint)size > (u256)_ext.code.size() ? (u256)_ext.code.size() < index ? 0 : _ext.code.size() - (unsigned)index : size;
memcpy(m_temp.data() + offset, _ext.code.data() + (unsigned)index, sizeToBeCopied);
break;
case Instruction::EXTCODECOPY:
sizeToBeCopied = index + (bigint)size > (u256)_ext.codeAt(a).size() ? (u256)_ext.codeAt(a).size() < index ? 0 : _ext.codeAt(a).size() - (unsigned)index : size;
memcpy(m_temp.data() + offset, _ext.codeAt(a).data() + (unsigned)index, sizeToBeCopied);
break;
default:
// this is unreachable, but if someone introduces a bug in the future, he may get here.
assert(false);
BOOST_THROW_EXCEPTION(InvalidOpcode() << errinfo_comment("CALLDATACOPY, CODECOPY or EXTCODECOPY instruction requested."));
break;
}
memset(m_temp.data() + offset + sizeToBeCopied, 0, size - sizeToBeCopied);
break;
}
case Instruction::GASPRICE:
m_stack.push_back(_ext.gasPrice);
break;
case Instruction::BLOCKHASH:
m_stack.back() = (u256)_ext.blockhash(m_stack.back());
break;
case Instruction::COINBASE:
m_stack.push_back((u160)_ext.currentBlock.coinbaseAddress);
break;
case Instruction::TIMESTAMP:
m_stack.push_back(_ext.currentBlock.timestamp);
break;
case Instruction::NUMBER:
m_stack.push_back(_ext.currentBlock.number);
break;
case Instruction::DIFFICULTY:
m_stack.push_back(_ext.currentBlock.difficulty);
break;
case Instruction::GASLIMIT:
m_stack.push_back(1000000);
break;
case Instruction::PUSH1:
case Instruction::PUSH2:
case Instruction::PUSH3:
case Instruction::PUSH4:
case Instruction::PUSH5:
case Instruction::PUSH6:
case Instruction::PUSH7:
case Instruction::PUSH8:
case Instruction::PUSH9:
case Instruction::PUSH10:
case Instruction::PUSH11:
case Instruction::PUSH12:
case Instruction::PUSH13:
case Instruction::PUSH14:
case Instruction::PUSH15:
case Instruction::PUSH16:
case Instruction::PUSH17:
case Instruction::PUSH18:
case Instruction::PUSH19:
case Instruction::PUSH20:
case Instruction::PUSH21:
case Instruction::PUSH22:
case Instruction::PUSH23:
case Instruction::PUSH24:
case Instruction::PUSH25:
case Instruction::PUSH26:
case Instruction::PUSH27:
case Instruction::PUSH28:
case Instruction::PUSH29:
case Instruction::PUSH30:
case Instruction::PUSH31:
case Instruction::PUSH32:
{
int i = (int)inst - (int)Instruction::PUSH1 + 1;
nextPC = m_curPC + 1;
m_stack.push_back(0);
for (; i--; nextPC++)
m_stack.back() = (m_stack.back() << 8) | _ext.getCode(nextPC);
break;
}
case Instruction::POP:
m_stack.pop_back();
break;
case Instruction::DUP1:
case Instruction::DUP2:
case Instruction::DUP3:
case Instruction::DUP4:
case Instruction::DUP5:
case Instruction::DUP6:
case Instruction::DUP7:
case Instruction::DUP8:
case Instruction::DUP9:
case Instruction::DUP10:
case Instruction::DUP11:
case Instruction::DUP12:
case Instruction::DUP13:
case Instruction::DUP14:
case Instruction::DUP15:
case Instruction::DUP16:
{
auto n = 1 + (int)inst - (int)Instruction::DUP1;
m_stack.push_back(m_stack[m_stack.size() - n]);
break;
}
case Instruction::SWAP1:
case Instruction::SWAP2:
case Instruction::SWAP3:
case Instruction::SWAP4:
case Instruction::SWAP5:
case Instruction::SWAP6:
case Instruction::SWAP7:
case Instruction::SWAP8:
case Instruction::SWAP9:
case Instruction::SWAP10:
case Instruction::SWAP11:
case Instruction::SWAP12:
case Instruction::SWAP13:
case Instruction::SWAP14:
case Instruction::SWAP15:
case Instruction::SWAP16:
{
unsigned n = (int)inst - (int)Instruction::SWAP1 + 2;
auto d = m_stack.back();
m_stack.back() = m_stack[m_stack.size() - n];
m_stack[m_stack.size() - n] = d;
break;
}
case Instruction::MLOAD:
{
m_stack.back() = (u256)*(h256 const*)(m_temp.data() + (unsigned)m_stack.back());
break;
}
case Instruction::MSTORE:
{
*(h256*)&m_temp[(unsigned)m_stack.back()] = (h256)m_stack[m_stack.size() - 2];
m_stack.pop_back();
m_stack.pop_back();
break;
}
case Instruction::MSTORE8:
{
m_temp[(unsigned)m_stack.back()] = (byte)(m_stack[m_stack.size() - 2] & 0xff);
m_stack.pop_back();
m_stack.pop_back();
break;
}
case Instruction::SLOAD:
m_stack.back() = _ext.store(m_stack.back());
break;
case Instruction::SSTORE:
_ext.setStore(m_stack.back(), m_stack[m_stack.size() - 2]);
m_stack.pop_back();
m_stack.pop_back();
break;
case Instruction::JUMP:
nextPC = m_stack.back();
if (!m_jumpDests.count(nextPC))
BOOST_THROW_EXCEPTION(BadJumpDestination());
m_stack.pop_back();
break;
case Instruction::JUMPI:
if (m_stack[m_stack.size() - 2])
{
nextPC = m_stack.back();
if (!m_jumpDests.count(nextPC))
BOOST_THROW_EXCEPTION(BadJumpDestination());
}
m_stack.pop_back();
m_stack.pop_back();
break;
case Instruction::PC:
m_stack.push_back(m_curPC);
break;
case Instruction::MSIZE:
m_stack.push_back(m_temp.size());
break;
case Instruction::GAS:
m_stack.push_back(m_gas);
break;
case Instruction::JUMPDEST:
break;
/* case Instruction::LOG0:
_ext.log({}, bytesConstRef(m_temp.data() + (unsigned)m_stack[m_stack.size() - 1], (unsigned)m_stack[m_stack.size() - 2]));
break;
case Instruction::LOG1:
_ext.log({m_stack[m_stack.size() - 1]}, bytesConstRef(m_temp.data() + (unsigned)m_stack[m_stack.size() - 2], (unsigned)m_stack[m_stack.size() - 3]));
break;
case Instruction::LOG2:
_ext.log({m_stack[m_stack.size() - 1], m_stack[m_stack.size() - 2]}, bytesConstRef(m_temp.data() + (unsigned)m_stack[m_stack.size() - 3], (unsigned)m_stack[m_stack.size() - 4]));
break;
case Instruction::LOG3:
_ext.log({m_stack[m_stack.size() - 1], m_stack[m_stack.size() - 2], m_stack[m_stack.size() - 3]}, bytesConstRef(m_temp.data() + (unsigned)m_stack[m_stack.size() - 4], (unsigned)m_stack[m_stack.size() - 5]));
break;
case Instruction::LOG4:
_ext.log({m_stack[m_stack.size() - 1], m_stack[m_stack.size() - 2], m_stack[m_stack.size() - 3], m_stack[m_stack.size() - 4]}, bytesConstRef(m_temp.data() + (unsigned)m_stack[m_stack.size() - 5], (unsigned)m_stack[m_stack.size() - 6]));
break;*/
case Instruction::LOG0:
_ext.log({}, bytesConstRef(m_temp.data() + (unsigned)m_stack[m_stack.size() - 1], (unsigned)m_stack[m_stack.size() - 2]));
m_stack.pop_back();
m_stack.pop_back();
break;
case Instruction::LOG1:
_ext.log({m_stack[m_stack.size() - 3]}, bytesConstRef(m_temp.data() + (unsigned)m_stack[m_stack.size() - 1], (unsigned)m_stack[m_stack.size() - 2]));
m_stack.pop_back();
m_stack.pop_back();
m_stack.pop_back();
break;
case Instruction::LOG2:
_ext.log({m_stack[m_stack.size() - 3], m_stack[m_stack.size() - 4]}, bytesConstRef(m_temp.data() + (unsigned)m_stack[m_stack.size() - 1], (unsigned)m_stack[m_stack.size() - 2]));
m_stack.pop_back();
m_stack.pop_back();
m_stack.pop_back();
m_stack.pop_back();
break;
case Instruction::LOG3:
_ext.log({m_stack[m_stack.size() - 3], m_stack[m_stack.size() - 4], m_stack[m_stack.size() - 5]}, bytesConstRef(m_temp.data() + (unsigned)m_stack[m_stack.size() - 1], (unsigned)m_stack[m_stack.size() - 2]));
m_stack.pop_back();
m_stack.pop_back();
m_stack.pop_back();
m_stack.pop_back();
m_stack.pop_back();
break;
case Instruction::LOG4:
_ext.log({m_stack[m_stack.size() - 3], m_stack[m_stack.size() - 4], m_stack[m_stack.size() - 5], m_stack[m_stack.size() - 6]}, bytesConstRef(m_temp.data() + (unsigned)m_stack[m_stack.size() - 1], (unsigned)m_stack[m_stack.size() - 2]));
m_stack.pop_back();
m_stack.pop_back();
m_stack.pop_back();
m_stack.pop_back();
m_stack.pop_back();
m_stack.pop_back();
break;
case Instruction::CREATE:
{
u256 endowment = m_stack.back();
m_stack.pop_back();
unsigned initOff = (unsigned)m_stack.back();
m_stack.pop_back();
unsigned initSize = (unsigned)m_stack.back();
m_stack.pop_back();
if (_ext.balance(_ext.myAddress) >= endowment && _ext.depth < 1024)
{
_ext.subBalance(endowment);
m_stack.push_back((u160)_ext.create(endowment, m_gas, bytesConstRef(m_temp.data() + initOff, initSize), _onOp));
}
else
m_stack.push_back(0);
break;
}
case Instruction::CALL:
case Instruction::CALLCODE:
{
u256 gas = m_stack.back();
m_stack.pop_back();
Address receiveAddress = asAddress(m_stack.back());
m_stack.pop_back();
u256 value = m_stack.back();
m_stack.pop_back();
unsigned inOff = (unsigned)m_stack.back();
m_stack.pop_back();
unsigned inSize = (unsigned)m_stack.back();
m_stack.pop_back();
unsigned outOff = (unsigned)m_stack.back();
m_stack.pop_back();
unsigned outSize = (unsigned)m_stack.back();
m_stack.pop_back();
if (_ext.balance(_ext.myAddress) >= value && _ext.depth < 1024)
{
_ext.subBalance(value);
m_stack.push_back(_ext.call(inst == Instruction::CALL ? receiveAddress : _ext.myAddress, value, bytesConstRef(m_temp.data() + inOff, inSize), gas, bytesRef(m_temp.data() + outOff, outSize), _onOp, {}, receiveAddress));
}
else
m_stack.push_back(0);
m_gas += gas;
break;
}
case Instruction::RETURN:
{
unsigned b = (unsigned)m_stack.back();
m_stack.pop_back();
unsigned s = (unsigned)m_stack.back();
m_stack.pop_back();
return bytesConstRef(m_temp.data() + b, s);
}
case Instruction::SUICIDE:
{
Address dest = asAddress(m_stack.back());
_ext.suicide(dest);
// ...follow through to...
}
case Instruction::STOP:
return bytesConstRef();
}
}
if (_steps == (uint64_t)-1)
BOOST_THROW_EXCEPTION(StepsDone());
return bytesConstRef();
}
}
}

8
libevmcore/Instruction.h

@ -215,6 +215,14 @@ inline Instruction swapInstruction(unsigned _number)
return Instruction(unsigned(Instruction::SWAP1) + _number - 1);
}
/// @returns the LOG<_number> instruction
inline Instruction logInstruction(unsigned _number)
{
if (asserts(_number <= 4))
BOOST_THROW_EXCEPTION(InvalidOpcode() << errinfo_comment("Invalid LOG instruction requested."));
return Instruction(unsigned(Instruction::LOG0) + _number);
}
/// Information structure for a particular instruction.
struct InstructionInfo
{

10
libjsqrc/CMakeLists.txt

@ -12,4 +12,14 @@ qt5_add_resources(JSQRC js.qrc)
add_library(jsqrc STATIC ${JSQRC})
target_link_libraries(jsqrc Qt5::Core)
if (ETH_NODE AND ETH_NPM)
add_custom_target(ethereumjs)
add_custom_command(TARGET ethereumjs
POST_BUILD
WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
COMMAND bash compilejs.sh ${ETH_NPM_DIRECTORY} ${ETH_NODE_DIRECTORY}
)
add_dependencies(jsqrc ethereumjs)
endif()
install( TARGETS jsqrc ARCHIVE DESTINATION lib LIBRARY DESTINATION lib )

7
libjsqrc/compilejs.sh

@ -0,0 +1,7 @@
#!/bin/bash
cd ethereumjs
export PATH=$PATH:$1:$2
npm install
npm run-script build

4
libjsqrc/ethereumjs/.travis.yml

@ -8,4 +8,6 @@ before_script:
script:
- "jshint *.js lib"
after_script:
- npm run-script gulp
- npm run-script build
- npm test

24
libjsqrc/ethereumjs/README.md

@ -50,13 +50,35 @@ web3.eth.coinbase.then(function(result){
For another example see `example/index.html`.
## Contribute!
### Requirements
* Node.js
* npm
* gulp (build)
* mocha (tests)
```bash
sudo apt-get update
sudo apt-get install nodejs
sudo apt-get install npm
sudo apt-get install nodejs-legacy
```
## Building
* `gulp build`
```bash (gulp)
npm run-script build
```
### Testing
```bash (mocha)
npm test
```
**Please note this repo is in it's early stage.**
If you'd like to run a WebSocket ethereum node check out

152
libjsqrc/ethereumjs/dist/ethereum.js

@ -93,6 +93,12 @@ var setupInputTypes = function () {
}
var padding = calcPadding(type, expected);
if (padding > 32)
return false; // not allowed to be so big.
padding = 32; // override as per the new ABI.
if (prefix === "string")
return web3.fromAscii(value, padding).substr(2);
if (typeof value === "number")
value = value.toString(16);
else if (typeof value === "string")
@ -111,6 +117,8 @@ var setupInputTypes = function () {
return false;
}
padding = 32; //override as per the new ABI.
return padLeft(formatter ? formatter(value) : value, padding * 2);
};
};
@ -141,7 +149,6 @@ var toAbiInput = function (json, methodName, params) {
return;
}
bytes = "0x" + padLeft(index.toString(16), 2);
var method = json[index];
for (var i = 0; i < method.inputs.length; i++) {
@ -167,12 +174,16 @@ var setupOutputTypes = function () {
}
var padding = calcPadding(type, expected);
if (padding > 32)
return -1; // not allowed to be so big.
padding = 32; // override as per the new ABI.
return padding * 2;
};
};
var namedType = function (name, padding) {
return function (type) {
padding = 32; // override as per the new ABI.
return name === type ? padding * 2 : -1;
};
};
@ -260,11 +271,25 @@ var outputParser = function (json) {
return parser;
};
var methodSignature = function (json, name) {
var method = json[findMethodIndex(json, name)];
var result = name + '(';
var inputTypes = method.inputs.map(function (inp) {
return inp.type;
});
result += inputTypes.join(',');
result += ')';
return web3.sha3(web3.fromAscii(result));
};
module.exports = {
inputParser: inputParser,
outputParser: outputParser
outputParser: outputParser,
methodSignature: methodSignature
};
},{}],2:[function(require,module,exports){
/*
This file is part of ethereum.js.
@ -298,7 +323,7 @@ module.exports = {
// TODO: is these line is supposed to be here?
if ("build" !== 'build') {/*
var WebSocket = require('ws'); // jshint ignore:line
var web3 = require('./main.js'); // jshint ignore:line
var web3 = require('./web3'); // jshint ignore:line
*/}
var AutoProvider = function (userOptions) {
@ -399,6 +424,9 @@ if ("build" !== 'build') {/*
var abi = require('./abi');
// method signature length in bytes
var ETH_METHOD_SIGNATURE_LENGTH = 4;
var contract = function (address, desc) {
var inputParser = abi.inputParser(desc);
var outputParser = abi.outputParser(desc);
@ -418,14 +446,18 @@ var contract = function (address, desc) {
call: function (extra) {
extra = extra || {};
extra.to = address;
extra.data = parsed;
return web3.eth.call(extra).then(onSuccess);
return abi.methodSignature(desc, method.name).then(function (signature) {
extra.data = signature.slice(0, 2 + ETH_METHOD_SIGNATURE_LENGTH * 2) + parsed;
return web3.eth.call(extra).then(onSuccess);
});
},
transact: function (extra) {
extra = extra || {};
extra.to = address;
extra.data = parsed;
return web3.eth.transact(extra).then(onSuccess);
return abi.methodSignature(desc, method.name).then(function (signature) {
extra.data = signature.slice(0, 2 + ETH_METHOD_SIGNATURE_LENGTH * 2) + parsed;
return web3.eth.transact(extra).then(onSuccess);
});
}
};
};
@ -549,6 +581,53 @@ module.exports = HttpRpcProvider;
You should have received a copy of the GNU Lesser General Public License
along with ethereum.js. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file qt.js
* @authors:
* Jeffrey Wilcke <jeff@ethdev.com>
* Marek Kotewicz <marek@ethdev.com>
* @date 2014
*/
var QtProvider = function() {
this.handlers = [];
var self = this;
navigator.qt.onmessage = function (message) {
self.handlers.forEach(function (handler) {
handler.call(self, JSON.parse(message.data));
});
};
};
QtProvider.prototype.send = function(payload) {
navigator.qt.postMessage(JSON.stringify(payload));
};
Object.defineProperty(QtProvider.prototype, "onmessage", {
set: function(handler) {
this.handlers.push(handler);
}
});
module.exports = QtProvider;
},{}],6:[function(require,module,exports){
/*
This file is part of ethereum.js.
ethereum.js is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
ethereum.js 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with ethereum.js. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file main.js
* @authors:
* Jeffrey Wilcke <jeff@ethdev.com>
@ -791,7 +870,7 @@ var web3 = {
},
fromAscii: function(str, pad) {
pad = pad === undefined ? 32 : pad;
pad = pad === undefined ? 0 : pad;
var hex = this.toHex(str);
while(hex.length < pad*2)
hex += "00";
@ -1040,54 +1119,8 @@ function messageHandler(data) {
}
}
module.exports = web3;
},{}],6:[function(require,module,exports){
/*
This file is part of ethereum.js.
ethereum.js is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
ethereum.js 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with ethereum.js. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file qt.js
* @authors:
* Jeffrey Wilcke <jeff@ethdev.com>
* Marek Kotewicz <marek@ethdev.com>
* @date 2014
*/
var QtProvider = function() {
this.handlers = [];
var self = this;
navigator.qt.onmessage = function (message) {
self.handlers.forEach(function (handler) {
handler.call(self, JSON.parse(message.data));
});
};
};
QtProvider.prototype.send = function(payload) {
navigator.qt.postMessage(JSON.stringify(payload));
};
Object.defineProperty(QtProvider.prototype, "onmessage", {
set: function(handler) {
this.handlers.push(handler);
}
});
module.exports = QtProvider;
if (typeof(module) !== "undefined")
module.exports = web3;
},{}],7:[function(require,module,exports){
/*
@ -1166,10 +1199,11 @@ Object.defineProperty(WebSocketProvider.prototype, "onmessage", {
set: function(provider) { this.onMessage(provider); }
});
module.exports = WebSocketProvider;
if (typeof(module) !== "undefined")
module.exports = WebSocketProvider;
},{}],"web3":[function(require,module,exports){
var web3 = require('./lib/main');
var web3 = require('./lib/web3');
web3.providers.WebSocketProvider = require('./lib/websocket');
web3.providers.HttpRpcProvider = require('./lib/httprpc');
web3.providers.QtProvider = require('./lib/qt');
@ -1178,7 +1212,7 @@ web3.contract = require('./lib/contract');
module.exports = web3;
},{"./lib/autoprovider":2,"./lib/contract":3,"./lib/httprpc":4,"./lib/main":5,"./lib/qt":6,"./lib/websocket":7}]},{},["web3"])
},{"./lib/autoprovider":2,"./lib/contract":3,"./lib/httprpc":4,"./lib/qt":5,"./lib/web3":6,"./lib/websocket":7}]},{},["web3"])
//# sourceMappingURL=ethereum.js.map

16
libjsqrc/ethereumjs/dist/ethereum.js.map

File diff suppressed because one or more lines are too long

2
libjsqrc/ethereumjs/dist/ethereum.min.js

File diff suppressed because one or more lines are too long

2
libjsqrc/ethereumjs/example/contract.html

@ -50,7 +50,7 @@
function callExampleContract() {
// this should be generated by ethereum
var param = document.getElementById('value').value;
var param = parseInt(document.getElementById('value').value);
// call the contract
contract.multiply(param).call().then(function(res) {

2
libjsqrc/ethereumjs/index.js

@ -1,4 +1,4 @@
var web3 = require('./lib/main');
var web3 = require('./lib/web3');
web3.providers.WebSocketProvider = require('./lib/websocket');
web3.providers.HttpRpcProvider = require('./lib/httprpc');
web3.providers.QtProvider = require('./lib/qt');

5
libjsqrc/ethereumjs/index_qt.js

@ -1,5 +0,0 @@
var web3 = require('./lib/main');
web3.providers.QtProvider = require('./lib/qt');
web3.contract = require('./lib/contract');
module.exports = web3;

29
libjsqrc/ethereumjs/lib/abi.js

@ -92,6 +92,12 @@ var setupInputTypes = function () {
}
var padding = calcPadding(type, expected);
if (padding > 32)
return false; // not allowed to be so big.
padding = 32; // override as per the new ABI.
if (prefix === "string")
return web3.fromAscii(value, padding).substr(2);
if (typeof value === "number")
value = value.toString(16);
else if (typeof value === "string")
@ -110,6 +116,8 @@ var setupInputTypes = function () {
return false;
}
padding = 32; //override as per the new ABI.
return padLeft(formatter ? formatter(value) : value, padding * 2);
};
};
@ -140,7 +148,6 @@ var toAbiInput = function (json, methodName, params) {
return;
}
bytes = "0x" + padLeft(index.toString(16), 2);
var method = json[index];
for (var i = 0; i < method.inputs.length; i++) {
@ -166,12 +173,16 @@ var setupOutputTypes = function () {
}
var padding = calcPadding(type, expected);
if (padding > 32)
return -1; // not allowed to be so big.
padding = 32; // override as per the new ABI.
return padding * 2;
};
};
var namedType = function (name, padding) {
return function (type) {
padding = 32; // override as per the new ABI.
return name === type ? padding * 2 : -1;
};
};
@ -259,7 +270,21 @@ var outputParser = function (json) {
return parser;
};
var methodSignature = function (json, name) {
var method = json[findMethodIndex(json, name)];
var result = name + '(';
var inputTypes = method.inputs.map(function (inp) {
return inp.type;
});
result += inputTypes.join(',');
result += ')';
return web3.sha3(web3.fromAscii(result));
};
module.exports = {
inputParser: inputParser,
outputParser: outputParser
outputParser: outputParser,
methodSignature: methodSignature
};

2
libjsqrc/ethereumjs/lib/autoprovider.js

@ -30,7 +30,7 @@
// TODO: is these line is supposed to be here?
if (process.env.NODE_ENV !== 'build') {
var WebSocket = require('ws'); // jshint ignore:line
var web3 = require('./main.js'); // jshint ignore:line
var web3 = require('./web3'); // jshint ignore:line
}
var AutoProvider = function (userOptions) {

15
libjsqrc/ethereumjs/lib/contract.js

@ -27,6 +27,9 @@ if (process.env.NODE_ENV !== 'build') {
var abi = require('./abi');
// method signature length in bytes
var ETH_METHOD_SIGNATURE_LENGTH = 4;
var contract = function (address, desc) {
var inputParser = abi.inputParser(desc);
var outputParser = abi.outputParser(desc);
@ -46,14 +49,18 @@ var contract = function (address, desc) {
call: function (extra) {
extra = extra || {};
extra.to = address;
extra.data = parsed;
return web3.eth.call(extra).then(onSuccess);
return abi.methodSignature(desc, method.name).then(function (signature) {
extra.data = signature.slice(0, 2 + ETH_METHOD_SIGNATURE_LENGTH * 2) + parsed;
return web3.eth.call(extra).then(onSuccess);
});
},
transact: function (extra) {
extra = extra || {};
extra.to = address;
extra.data = parsed;
return web3.eth.transact(extra).then(onSuccess);
return abi.methodSignature(desc, method.name).then(function (signature) {
extra.data = signature.slice(0, 2 + ETH_METHOD_SIGNATURE_LENGTH * 2) + parsed;
return web3.eth.transact(extra).then(onSuccess);
});
}
};
};

5
libjsqrc/ethereumjs/lib/main.js → libjsqrc/ethereumjs/lib/web3.js

@ -256,7 +256,7 @@ var web3 = {
},
fromAscii: function(str, pad) {
pad = pad === undefined ? 32 : pad;
pad = pad === undefined ? 0 : pad;
var hex = this.toHex(str);
while(hex.length < pad*2)
hex += "00";
@ -505,4 +505,5 @@ function messageHandler(data) {
}
}
module.exports = web3;
if (typeof(module) !== "undefined")
module.exports = web3;

3
libjsqrc/ethereumjs/lib/websocket.js

@ -74,4 +74,5 @@ Object.defineProperty(WebSocketProvider.prototype, "onmessage", {
set: function(provider) { this.onMessage(provider); }
});
module.exports = WebSocketProvider;
if (typeof(module) !== "undefined")
module.exports = WebSocketProvider;

8
libjsqrc/ethereumjs/package.json

@ -1,7 +1,7 @@
{
"name": "ethereum.js",
"namespace": "ethereum",
"version": "0.0.5",
"version": "0.0.7",
"description": "Ethereum Compatible JavaScript API",
"main": "./index.js",
"directories": {
@ -25,12 +25,14 @@
"jshint": ">=2.5.0",
"uglifyify": "^2.6.0",
"unreachable-branch-transform": "^0.1.0",
"vinyl-source-stream": "^1.0.0"
"vinyl-source-stream": "^1.0.0",
"mocha": ">=2.1.0"
},
"scripts": {
"build": "gulp",
"watch": "gulp watch",
"lint": "gulp lint"
"lint": "gulp lint",
"test": "mocha"
},
"repository": {
"type": "git",

37
libjsqrc/ethereumjs/test/abi.parsers.js

@ -0,0 +1,37 @@
var assert = require('assert');
var abi = require('../lib/abi.js');
describe('abi', function() {
describe('inputParser', function() {
it('should parse ...', function() {
var desc = [{
"name": "multiply",
"inputs": [
{
"name": "a",
"type": "uint256"
}
],
"outputs": [
{
"name": "d",
"type": "uint256"
}
]
}];
var iParser = abi.inputParser(desc);
assert.equal(iParser.multiply(1), "0x000000000000000000000000000000000000000000000000000000000000000001");
});
});
describe('outputParser', function() {
it('parse ...', function() {
});
});
});

18
libjsqrc/ethereumjs/test/db.methods.js

@ -0,0 +1,18 @@
require('es6-promise').polyfill();
var assert = require('assert');
var web3 = require('../index.js');
var u = require('./utils.js');
web3.setProvider(new web3.providers.WebSocketProvider('http://localhost:8080')); // TODO: create some mock provider
describe('web3', function() {
describe('db', function() {
it('should have all methods implemented', function() {
u.methodExists(web3.db, 'put');
u.methodExists(web3.db, 'get');
u.methodExists(web3.db, 'putString');
u.methodExists(web3.db, 'getString');
});
});
});

42
libjsqrc/ethereumjs/test/eth.methods.js

@ -0,0 +1,42 @@
require('es6-promise').polyfill();
var assert = require('assert');
var web3 = require('../index.js');
var u = require('./utils.js');
web3.setProvider(new web3.providers.WebSocketProvider('http://localhost:8080')); // TODO: create some mock provider
describe('web3', function() {
describe('eth', function() {
it('should have all methods implemented', function() {
u.methodExists(web3.eth, 'balanceAt');
u.methodExists(web3.eth, 'stateAt');
u.methodExists(web3.eth, 'storageAt');
u.methodExists(web3.eth, 'countAt');
u.methodExists(web3.eth, 'codeAt');
u.methodExists(web3.eth, 'transact');
u.methodExists(web3.eth, 'call');
u.methodExists(web3.eth, 'block');
u.methodExists(web3.eth, 'transaction');
u.methodExists(web3.eth, 'uncle');
u.methodExists(web3.eth, 'compilers');
u.methodExists(web3.eth, 'lll');
u.methodExists(web3.eth, 'solidity');
u.methodExists(web3.eth, 'serpent');
u.methodExists(web3.eth, 'logs');
});
it('should have all properties implemented', function () {
u.propertyExists(web3.eth, 'coinbase');
u.propertyExists(web3.eth, 'listening');
u.propertyExists(web3.eth, 'mining');
u.propertyExists(web3.eth, 'gasPrice');
u.propertyExists(web3.eth, 'account');
u.propertyExists(web3.eth, 'accounts');
u.propertyExists(web3.eth, 'peerCount');
u.propertyExists(web3.eth, 'defaultBlock');
u.propertyExists(web3.eth, 'number');
});
});
});

2
libjsqrc/ethereumjs/test/mocha.opts

@ -0,0 +1,2 @@
--reporter Spec

19
libjsqrc/ethereumjs/test/shh.methods.js

@ -0,0 +1,19 @@
require('es6-promise').polyfill();
var assert = require('assert');
var web3 = require('../index.js');
var u = require('./utils.js');
web3.setProvider(new web3.providers.WebSocketProvider('http://localhost:8080')); // TODO: create some mock provider
describe('web3', function() {
describe('shh', function() {
it('should have all methods implemented', function() {
u.methodExists(web3.shh, 'post');
u.methodExists(web3.shh, 'newIdentity');
u.methodExists(web3.shh, 'haveIdentity');
u.methodExists(web3.shh, 'newGroup');
u.methodExists(web3.shh, 'addToGroup');
});
});
});

15
libjsqrc/ethereumjs/test/utils.js

@ -0,0 +1,15 @@
var assert = require('assert');
var methodExists = function (object, method) {
assert.equal('function', typeof object[method], 'method ' + method + ' is not implemented');
};
var propertyExists = function (object, property) {
assert.equal('object', typeof object[property], 'property ' + property + ' is not implemented');
};
module.exports = {
methodExists: methodExists,
propertyExists: propertyExists
};

18
libjsqrc/ethereumjs/test/web3.methods.js

@ -0,0 +1,18 @@
require('es6-promise').polyfill();
var assert = require('assert');
var web3 = require('../index.js');
var u = require('./utils.js');
web3.setProvider(new web3.providers.WebSocketProvider('http://localhost:8080')); // TODO: create some mock provider
describe('web3', function() {
it('should have all methods implemented', function() {
u.methodExists(web3, 'sha3');
u.methodExists(web3, 'toAscii');
u.methodExists(web3, 'fromAscii');
u.methodExists(web3, 'toFixed');
u.methodExists(web3, 'fromFixed');
u.methodExists(web3, 'offset');
});
});

12
libjsqrc/js.qrc

@ -1,7 +1,7 @@
<RCC version="1.0">
<qresource prefix="/js">
<file>es6-promise-2.0.0.js</file>
<file>setup.js</file>
<file alias="ethereum.js">ethereumjs/dist/ethereum.js</file>
</qresource>
<RCC>
<qresource prefix="/js">
<file>es6-promise-2.0.0.js</file>
<file>setup.js</file>
<file alias="webthree.js">ethereumjs/dist/ethereum.js</file>
</qresource>
</RCC>

2
libp2p/Host.cpp

@ -558,7 +558,7 @@ void Host::prunePeers()
for (auto i: m_peers)
if (!dc.count(i.first))
if (auto p = i.second.lock())
if (/*(m_mode != NodeMode::Host || p->m_caps != 0x01) &&*/ chrono::steady_clock::now() > p->m_connect + chrono::milliseconds(old)) // don't throw off new peers; peer-servers should never kick off other peer-servers.
if (chrono::steady_clock::now() > p->m_connect + chrono::milliseconds(old)) // don't throw off new peers; peer-servers should never kick off other peer-servers.
{
++agedPeers;
if ((!worst || p->rating() < worst->rating() || (p->rating() == worst->rating() && p->m_connect > worst->m_connect))) // kill older ones

2
libqethereum/CMakeLists.txt → libqwebthree/CMakeLists.txt

@ -15,7 +15,7 @@ aux_source_directory(. SRC_LIST)
include_directories(${JSON_RPC_CPP_INCLUDE_DIRS})
include_directories(..)
set(EXECUTABLE qethereum)
set(EXECUTABLE qwebthree)
file(GLOB HEADERS "*.h")

30
libqethereum/QEthereum.cpp → libqwebthree/QWebThree.cpp

@ -14,7 +14,7 @@
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 QEthereum.cpp
/** @file QWebThree.cpp
* @authors:
* Gav Wood <i@gavwood.com>
* Marek Kotewicz <marek@ethdev.com>
@ -22,7 +22,7 @@
*/
#include <QtCore/QtCore>
#include "QEthereum.h"
#include "QWebThree.h"
using namespace std;
@ -134,24 +134,7 @@ void QWebThree::onDataProcessed(QString _json, QString _addInfo)
if (!_addInfo.compare("internal"))
return;
if (!_addInfo.compare("eth_changed"))
{
QJsonArray resultsArray = QJsonDocument::fromJson(_json.toUtf8()).array();
for (int i = 0; i < resultsArray.size(); i++)
{
QJsonObject elem = resultsArray[i].toObject();
if (elem.contains("result") && elem["result"].toBool() == true)
{
QJsonObject res;
res["_event"] = _addInfo;
res["_id"] = (int)m_watches[i]; // we can do that couse poll is synchronous
response(QString::fromUtf8(QJsonDocument(res).toJson()));
}
}
return;
}
if (!_addInfo.compare("shh_changed"))
if (!_addInfo.compare("shh_changed") || !_addInfo.compare("eth_changed"))
{
QJsonArray resultsArray = QJsonDocument::fromJson(_json.toUtf8()).array();
for (int i = 0; i < resultsArray.size(); i++)
@ -161,7 +144,12 @@ void QWebThree::onDataProcessed(QString _json, QString _addInfo)
{
QJsonObject res;
res["_event"] = _addInfo;
res["_id"] = (int)m_shhWatches[i];
if (!_addInfo.compare("shh_changed"))
res["_id"] = (int)m_shhWatches[i]; // we can do that couse poll is synchronous
else
res["_id"] = (int)m_watches[i];
res["data"] = elem["result"].toArray();
response(QString::fromUtf8(QJsonDocument(res).toJson()));
}

4
libqethereum/QEthereum.h → libqwebthree/QWebThree.h

@ -14,7 +14,7 @@
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 QEthereum.h
/** @file QWebThree.h
* @authors:
* Gav Wood <i@gavwood.com>
* Marek Kotewicz <marek@ethdev.com>
@ -85,7 +85,7 @@ private:
_frame->addToJavaScriptWindowObject("_web3", qweb, QWebFrame::ScriptOwnership); \
_frame->addToJavaScriptWindowObject("env", _env, QWebFrame::QtOwnership); \
_frame->evaluateJavaScript(contentsOfQResource(":/js/es6-promise-2.0.0.js")); \
_frame->evaluateJavaScript(contentsOfQResource(":/js/ethereum.js")); \
_frame->evaluateJavaScript(contentsOfQResource(":/js/webthree.js")); \
_frame->evaluateJavaScript(contentsOfQResource(":/js/setup.js")); \
}

57
libsolidity/AST.cpp

@ -27,6 +27,8 @@
#include <libsolidity/Exceptions.h>
#include <libsolidity/AST_accept.h>
#include <libdevcrypto/SHA3.h>
using namespace std;
namespace dev
@ -50,18 +52,17 @@ void ContractDefinition::checkTypeRequirements()
function->checkTypeRequirements();
}
vector<FunctionDefinition const*> ContractDefinition::getInterfaceFunctions() const
map<FixedHash<4>, FunctionDefinition const*> ContractDefinition::getInterfaceFunctions() const
{
vector<FunctionDefinition const*> exportedFunctions;
map<FixedHash<4>, FunctionDefinition const*> exportedFunctions;
for (ASTPointer<FunctionDefinition> const& f: m_definedFunctions)
if (f->isPublic() && f->getName() != getName())
exportedFunctions.push_back(f.get());
auto compareNames = [](FunctionDefinition const* _a, FunctionDefinition const* _b)
{
return _a->getName().compare(_b->getName()) < 0;
};
{
FixedHash<4> hash(dev::sha3(f->getCanonicalSignature()));
auto res = exportedFunctions.insert(std::make_pair(hash,f.get()));
solAssert(res.second, "Hash collision at Function Definition Hash calculation");
}
sort(exportedFunctions.begin(), exportedFunctions.end(), compareNames);
return exportedFunctions;
}
@ -173,7 +174,15 @@ void VariableDefinition::checkTypeRequirements()
{
// no type declared and no previous assignment, infer the type
m_value->checkTypeRequirements();
m_variable->setType(m_value->getType());
TypePointer type = m_value->getType();
if (type->getCategory() == Type::Category::INTEGER_CONSTANT)
{
auto intType = dynamic_pointer_cast<IntegerConstantType const>(type)->getIntegerType();
if (!intType)
BOOST_THROW_EXCEPTION(m_value->createTypeError("Invalid integer constant " + type->toString()));
type = intType;
}
m_variable->setType(type);
}
}
}
@ -192,16 +201,22 @@ void Assignment::checkTypeRequirements()
{
// compound assignment
m_rightHandSide->checkTypeRequirements();
TypePointer resultType = Type::binaryOperatorResult(Token::AssignmentToBinaryOp(m_assigmentOperator),
m_type, m_rightHandSide->getType());
TypePointer resultType = m_type->binaryOperatorResult(Token::AssignmentToBinaryOp(m_assigmentOperator),
m_rightHandSide->getType());
if (!resultType || *resultType != *m_type)
BOOST_THROW_EXCEPTION(createTypeError("Operator not compatible with type."));
BOOST_THROW_EXCEPTION(createTypeError("Operator " + string(Token::toString(m_assigmentOperator)) +
" not compatible with types " +
m_type->toString() + " and " +
m_rightHandSide->getType()->toString()));
}
}
void ExpressionStatement::checkTypeRequirements()
{
m_expression->checkTypeRequirements();
if (m_expression->getType()->getCategory() == Type::Category::INTEGER_CONSTANT)
if (!dynamic_pointer_cast<IntegerConstantType const>(m_expression->getType())->getIntegerType())
BOOST_THROW_EXCEPTION(m_expression->createTypeError("Invalid integer constant."));
}
void Expression::expectType(Type const& _expectedType)
@ -227,8 +242,8 @@ void UnaryOperation::checkTypeRequirements()
m_subExpression->checkTypeRequirements();
if (m_operator == Token::Value::INC || m_operator == Token::Value::DEC || m_operator == Token::Value::DELETE)
m_subExpression->requireLValue();
m_type = m_subExpression->getType();
if (!m_type->acceptsUnaryOperator(m_operator))
m_type = m_subExpression->getType()->unaryOperatorResult(m_operator);
if (!m_type)
BOOST_THROW_EXCEPTION(createTypeError("Unary operator not compatible with type."));
}
@ -236,7 +251,7 @@ void BinaryOperation::checkTypeRequirements()
{
m_left->checkTypeRequirements();
m_right->checkTypeRequirements();
m_commonType = Type::binaryOperatorResult(m_operator, m_left->getType(), m_right->getType());
m_commonType = m_left->getType()->binaryOperatorResult(m_operator, m_right->getType());
if (!m_commonType)
BOOST_THROW_EXCEPTION(createTypeError("Operator " + string(Token::toString(m_operator)) +
" not compatible with types " +
@ -300,7 +315,7 @@ void NewExpression::checkTypeRequirements()
m_contract = dynamic_cast<ContractDefinition const*>(m_contractName->getReferencedDeclaration());
if (!m_contract)
BOOST_THROW_EXCEPTION(createTypeError("Identifier is not a contract."));
shared_ptr<ContractType const> type = make_shared<ContractType const>(*m_contract);
shared_ptr<ContractType const> type = make_shared<ContractType>(*m_contract);
m_type = type;
TypePointers const& parameterTypes = type->getConstructorType()->getParameterTypes();
if (parameterTypes.size() != m_arguments.size())
@ -351,7 +366,7 @@ void Identifier::checkTypeRequirements()
if (structDef)
{
// note that we do not have a struct type here
m_type = make_shared<TypeType const>(make_shared<StructType const>(*structDef));
m_type = make_shared<TypeType>(make_shared<StructType>(*structDef));
return;
}
FunctionDefinition const* functionDef = dynamic_cast<FunctionDefinition const*>(m_referencedDeclaration);
@ -360,13 +375,13 @@ void Identifier::checkTypeRequirements()
// a function reference is not a TypeType, because calling a TypeType converts to the type.
// Calling a function (e.g. function(12), otherContract.function(34)) does not do a type
// conversion.
m_type = make_shared<FunctionType const>(*functionDef);
m_type = make_shared<FunctionType>(*functionDef);
return;
}
ContractDefinition const* contractDef = dynamic_cast<ContractDefinition const*>(m_referencedDeclaration);
if (contractDef)
{
m_type = make_shared<TypeType const>(make_shared<ContractType>(*contractDef));
m_type = make_shared<TypeType>(make_shared<ContractType>(*contractDef));
return;
}
MagicVariableDeclaration const* magicVariable = dynamic_cast<MagicVariableDeclaration const*>(m_referencedDeclaration);
@ -380,14 +395,14 @@ void Identifier::checkTypeRequirements()
void ElementaryTypeNameExpression::checkTypeRequirements()
{
m_type = make_shared<TypeType const>(Type::fromElementaryTypeName(m_typeToken));
m_type = make_shared<TypeType>(Type::fromElementaryTypeName(m_typeToken));
}
void Literal::checkTypeRequirements()
{
m_type = Type::forLiteral(*this);
if (!m_type)
BOOST_THROW_EXCEPTION(createTypeError("Literal value too large."));
BOOST_THROW_EXCEPTION(createTypeError("Invalid literal value."));
}
}

5
libsolidity/AST.h

@ -183,8 +183,9 @@ public:
/// Can contain a nullptr in which case indicates absence of documentation
ASTPointer<ASTString> const& getDocumentation() const { return m_documentation; }
/// Returns the functions that make up the calling interface in the intended order.
std::vector<FunctionDefinition const*> getInterfaceFunctions() const;
/// @returns a map of canonical function signatures to FunctionDefinitions
/// as intended for use by the ABI.
std::map<FixedHash<4>, FunctionDefinition const*> getInterfaceFunctions() const;
/// Returns the constructor or nullptr if no constructor was specified
FunctionDefinition const* getConstructor() const;

1
libsolidity/CMakeLists.txt

@ -28,6 +28,7 @@ endif()
target_link_libraries(${EXECUTABLE} ${JSONCPP_LIBRARIES})
target_link_libraries(${EXECUTABLE} evmcore)
target_link_libraries(${EXECUTABLE} devcore)
target_link_libraries(${EXECUTABLE} devcrypto)
install( TARGETS ${EXECUTABLE} ARCHIVE DESTINATION lib LIBRARY DESTINATION lib )
install( FILES ${HEADERS} DESTINATION include/${EXECUTABLE} )

78
libsolidity/Compiler.cpp

@ -95,12 +95,12 @@ void Compiler::appendConstructorCall(FunctionDefinition const& _constructor)
// copy constructor arguments from code to memory and then to stack, they are supplied after the actual program
unsigned argumentSize = 0;
for (ASTPointer<VariableDeclaration> const& var: _constructor.getParameters())
argumentSize += var->getType()->getCalldataEncodedSize();
argumentSize += CompilerUtils::getPaddedSize(var->getType()->getCalldataEncodedSize());
if (argumentSize > 0)
{
m_context << u256(argumentSize);
m_context.appendProgramSize();
m_context << u256(1); // copy it to byte one as expected for ABI calls
m_context << u256(CompilerUtils::dataStartOffset); // copy it to byte four as expected for ABI calls
m_context << eth::Instruction::CODECOPY;
appendCalldataUnpacker(_constructor, true);
}
@ -118,35 +118,27 @@ set<FunctionDefinition const*> Compiler::getFunctionsNeededByConstructor(Functio
void Compiler::appendFunctionSelector(ContractDefinition const& _contract)
{
vector<FunctionDefinition const*> interfaceFunctions = _contract.getInterfaceFunctions();
vector<eth::AssemblyItem> callDataUnpackerEntryPoints;
if (interfaceFunctions.size() > 255)
BOOST_THROW_EXCEPTION(CompilerError() << errinfo_comment("More than 255 public functions for contract."));
// retrieve the first byte of the call data, which determines the called function
// @todo This code had a jump table in a previous version which was more efficient but also
// error prone (due to the optimizer and variable length tag addresses)
m_context << u256(1) << u256(0) // some constants
<< eth::dupInstruction(1) << eth::Instruction::CALLDATALOAD
<< eth::dupInstruction(2) << eth::Instruction::BYTE
<< eth::dupInstruction(2);
// stack here: 1 0 <funid> 0, stack top will be counted up until it matches funid
for (unsigned funid = 0; funid < interfaceFunctions.size(); ++funid)
map<FixedHash<4>, FunctionDefinition const*> interfaceFunctions = _contract.getInterfaceFunctions();
map<FixedHash<4>, const eth::AssemblyItem> callDataUnpackerEntryPoints;
// retrieve the function signature hash from the calldata
m_context << u256(1) << u256(0);
CompilerUtils(m_context).loadFromMemory(0, 4, false, true);
// stack now is: 1 0 <funhash>
// for (auto it = interfaceFunctions.cbegin(); it != interfaceFunctions.cend(); ++it)
for (auto const& it: interfaceFunctions)
{
callDataUnpackerEntryPoints.push_back(m_context.newTag());
m_context << eth::dupInstruction(2) << eth::dupInstruction(2) << eth::Instruction::EQ;
m_context.appendConditionalJumpTo(callDataUnpackerEntryPoints.back());
if (funid < interfaceFunctions.size() - 1)
m_context << eth::dupInstruction(4) << eth::Instruction::ADD;
callDataUnpackerEntryPoints.insert(std::make_pair(it.first, m_context.newTag()));
m_context << eth::dupInstruction(1) << u256(FixedHash<4>::Arith(it.first)) << eth::Instruction::EQ;
m_context.appendConditionalJumpTo(callDataUnpackerEntryPoints.at(it.first));
}
m_context << eth::Instruction::STOP; // function not found
for (unsigned funid = 0; funid < interfaceFunctions.size(); ++funid)
for (auto const& it: interfaceFunctions)
{
FunctionDefinition const& function = *interfaceFunctions[funid];
m_context << callDataUnpackerEntryPoints[funid];
FunctionDefinition const& function = *it.second;
m_context << callDataUnpackerEntryPoints.at(it.first);
eth::AssemblyItem returnTag = m_context.pushNewTag();
appendCalldataUnpacker(function);
m_context.appendJumpTo(m_context.getFunctionEntryLabel(function));
@ -158,18 +150,19 @@ void Compiler::appendFunctionSelector(ContractDefinition const& _contract)
unsigned Compiler::appendCalldataUnpacker(FunctionDefinition const& _function, bool _fromMemory)
{
// We do not check the calldata size, everything is zero-padded.
unsigned dataOffset = 1;
unsigned dataOffset = CompilerUtils::dataStartOffset; // the 4 bytes of the function hash signature
//@todo this can be done more efficiently, saving some CALLDATALOAD calls
for (ASTPointer<VariableDeclaration> const& var: _function.getParameters())
{
unsigned const numBytes = var->getType()->getCalldataEncodedSize();
if (numBytes > 32)
unsigned const c_numBytes = var->getType()->getCalldataEncodedSize();
if (c_numBytes > 32)
BOOST_THROW_EXCEPTION(CompilerError()
<< errinfo_sourceLocation(var->getLocation())
<< errinfo_comment("Type " + var->getType()->toString() + " not yet supported."));
bool leftAligned = var->getType()->getCategory() == Type::Category::STRING;
CompilerUtils(m_context).loadFromMemory(dataOffset, numBytes, leftAligned, !_fromMemory);
dataOffset += numBytes;
bool const c_leftAligned = var->getType()->getCategory() == Type::Category::STRING;
bool const c_padToWords = true;
dataOffset += CompilerUtils(m_context).loadFromMemory(dataOffset, c_numBytes, c_leftAligned,
!_fromMemory, c_padToWords);
}
return dataOffset;
}
@ -189,10 +182,11 @@ void Compiler::appendReturnValuePacker(FunctionDefinition const& _function)
<< errinfo_sourceLocation(parameters[i]->getLocation())
<< errinfo_comment("Type " + paramType.toString() + " not yet supported."));
CompilerUtils(m_context).copyToStackTop(stackDepth, paramType);
bool const leftAligned = paramType.getCategory() == Type::Category::STRING;
CompilerUtils(m_context).storeInMemory(dataOffset, numBytes, leftAligned);
ExpressionCompiler::appendTypeConversion(m_context, paramType, paramType, true);
bool const c_leftAligned = paramType.getCategory() == Type::Category::STRING;
bool const c_padToWords = true;
dataOffset += CompilerUtils(m_context).storeInMemory(dataOffset, numBytes, c_leftAligned, c_padToWords);
stackDepth -= paramType.getSizeOnStack();
dataOffset += numBytes;
}
// note that the stack is not cleaned up here
m_context << u256(dataOffset) << u256(0) << eth::Instruction::RETURN;
@ -238,16 +232,16 @@ bool Compiler::visit(FunctionDefinition const& _function)
// Note that the fact that the return arguments are of increasing index is vital for this
// algorithm to work.
unsigned const argumentsSize = CompilerUtils::getSizeOnStack(_function.getParameters());
unsigned const returnValuesSize = CompilerUtils::getSizeOnStack(_function.getReturnParameters());
unsigned const localVariablesSize = CompilerUtils::getSizeOnStack(_function.getLocalVariables());
unsigned const c_argumentsSize = CompilerUtils::getSizeOnStack(_function.getParameters());
unsigned const c_returnValuesSize = CompilerUtils::getSizeOnStack(_function.getReturnParameters());
unsigned const c_localVariablesSize = CompilerUtils::getSizeOnStack(_function.getLocalVariables());
vector<int> stackLayout;
stackLayout.push_back(returnValuesSize); // target of return address
stackLayout += vector<int>(argumentsSize, -1); // discard all arguments
for (unsigned i = 0; i < returnValuesSize; ++i)
stackLayout.push_back(c_returnValuesSize); // target of return address
stackLayout += vector<int>(c_argumentsSize, -1); // discard all arguments
for (unsigned i = 0; i < c_returnValuesSize; ++i)
stackLayout.push_back(i);
stackLayout += vector<int>(localVariablesSize, -1);
stackLayout += vector<int>(c_localVariablesSize, -1);
while (stackLayout.back() != int(stackLayout.size() - 1))
if (stackLayout.back() < 0)

13
libsolidity/CompilerStack.cpp

@ -16,6 +16,7 @@
*/
/**
* @author Christian <c@ethdev.com>
* @author Gav Wood <g@ethdev.com>
* @date 2014
* Full-stack compiler that converts a source code string to bytecode.
*/
@ -140,10 +141,15 @@ void CompilerStack::streamAssembly(ostream& _outStream, string const& _contractN
string const& CompilerStack::getInterface(string const& _contractName) const
{
return getJsonDocumentation(_contractName, DocumentationType::ABI_INTERFACE);
return getMetadata(_contractName, DocumentationType::ABI_INTERFACE);
}
string const& CompilerStack::getJsonDocumentation(string const& _contractName, DocumentationType _type) const
string const& CompilerStack::getSolidityInterface(string const& _contractName) const
{
return getMetadata(_contractName, DocumentationType::ABI_SOLIDITY_INTERFACE);
}
string const& CompilerStack::getMetadata(string const& _contractName, DocumentationType _type) const
{
if (!m_parseSuccessful)
BOOST_THROW_EXCEPTION(CompilerError() << errinfo_comment("Parsing was not successful."));
@ -162,6 +168,9 @@ string const& CompilerStack::getJsonDocumentation(string const& _contractName, D
case DocumentationType::ABI_INTERFACE:
doc = &contract.interface;
break;
case DocumentationType::ABI_SOLIDITY_INTERFACE:
doc = &contract.solidityInterface;
break;
default:
BOOST_THROW_EXCEPTION(InternalCompilerError() << errinfo_comment("Illegal documentation type."));
}

12
libsolidity/CompilerStack.h

@ -16,6 +16,7 @@
*/
/**
* @author Christian <c@ethdev.com>
* @author Gav Wood <g@ethdev.com>
* @date 2014
* Full-stack compiler that converts a source code string to bytecode.
*/
@ -43,7 +44,8 @@ enum class DocumentationType: uint8_t
{
NATSPEC_USER = 1,
NATSPEC_DEV,
ABI_INTERFACE
ABI_INTERFACE,
ABI_SOLIDITY_INTERFACE
};
/**
@ -81,11 +83,14 @@ public:
/// Returns a string representing the contract interface in JSON.
/// Prerequisite: Successful call to parse or compile.
std::string const& getInterface(std::string const& _contractName = "") const;
/// Returns a string representing the contract interface in Solidity.
/// Prerequisite: Successful call to parse or compile.
std::string const& getSolidityInterface(std::string const& _contractName = "") const;
/// Returns a string representing the contract's documentation in JSON.
/// Prerequisite: Successful call to parse or compile.
/// @param type The type of the documentation to get.
/// Can be one of 3 types defined at @c DocumentationType
std::string const& getJsonDocumentation(std::string const& _contractName, DocumentationType _type) const;
/// Can be one of 4 types defined at @c DocumentationType
std::string const& getMetadata(std::string const& _contractName, DocumentationType _type) const;
/// @returns the previously used scanner, useful for counting lines during error reporting.
Scanner const& getScanner(std::string const& _sourceName = "") const;
@ -118,6 +123,7 @@ private:
bytes bytecode;
std::shared_ptr<InterfaceHandler> interfaceHandler;
mutable std::unique_ptr<std::string const> interface;
mutable std::unique_ptr<std::string const> solidityInterface;
mutable std::unique_ptr<std::string const> userDocumentation;
mutable std::unique_ptr<std::string const> devDocumentation;

21
libsolidity/CompilerUtils.cpp

@ -31,17 +31,23 @@ namespace dev
namespace solidity
{
void CompilerUtils::loadFromMemory(unsigned _offset, unsigned _bytes, bool _leftAligned, bool _fromCalldata)
const unsigned int CompilerUtils::dataStartOffset = 4;
unsigned CompilerUtils::loadFromMemory(unsigned _offset, unsigned _bytes, bool _leftAligned,
bool _fromCalldata, bool _padToWordBoundaries)
{
if (_bytes == 0)
{
m_context << u256(0);
return;
return 0;
}
eth::Instruction load = _fromCalldata ? eth::Instruction::CALLDATALOAD : eth::Instruction::MLOAD;
solAssert(_bytes <= 32, "Memory load of more than 32 bytes requested.");
if (_bytes == 32)
if (_bytes == 32 || _padToWordBoundaries)
{
m_context << u256(_offset) << load;
return 32;
}
else
{
// load data and add leading or trailing zeros by dividing/multiplying depending on alignment
@ -52,21 +58,24 @@ void CompilerUtils::loadFromMemory(unsigned _offset, unsigned _bytes, bool _left
m_context << u256(_offset) << load << eth::Instruction::DIV;
if (_leftAligned)
m_context << eth::Instruction::MUL;
return _bytes;
}
}
void CompilerUtils::storeInMemory(unsigned _offset, unsigned _bytes, bool _leftAligned)
unsigned CompilerUtils::storeInMemory(unsigned _offset, unsigned _bytes, bool _leftAligned,
bool _padToWordBoundaries)
{
if (_bytes == 0)
{
m_context << eth::Instruction::POP;
return;
return 0;
}
solAssert(_bytes <= 32, "Memory store of more than 32 bytes requested.");
if (_bytes != 32 && !_leftAligned)
if (_bytes != 32 && !_leftAligned && !_padToWordBoundaries)
// shift the value accordingly before storing
m_context << (u256(1) << ((32 - _bytes) * 8)) << eth::Instruction::MUL;
m_context << u256(_offset) << eth::Instruction::MSTORE;
return _padToWordBoundaries ? 32 : _bytes;
}
void CompilerUtils::moveToStackVariable(VariableDeclaration const& _variable)

19
libsolidity/CompilerUtils.h

@ -40,12 +40,23 @@ public:
/// @param _bytes number of bytes to load
/// @param _leftAligned if true, store left aligned on stack (otherwise right aligned)
/// @param _fromCalldata if true, load from calldata, not from memory
void loadFromMemory(unsigned _offset, unsigned _bytes = 32, bool _leftAligned = false, bool _fromCalldata = false);
/// @param _padToWordBoundaries if true, assume the data is padded to word (32 byte) boundaries
/// @returns the number of bytes consumed in memory (can be different from _bytes if
/// _padToWordBoundaries is true)
unsigned loadFromMemory(unsigned _offset, unsigned _bytes = 32, bool _leftAligned = false,
bool _fromCalldata = false, bool _padToWordBoundaries = false);
/// Stores data from stack in memory.
/// @param _offset offset in memory
/// @param _bytes number of bytes to store
/// @param _leftAligned if true, data is left aligned on stack (otherwise right aligned)
void storeInMemory(unsigned _offset, unsigned _bytes = 32, bool _leftAligned = false);
/// @param _padToWordBoundaries if true, pad the data to word (32 byte) boundaries
/// @returns the number of bytes written to memory (can be different from _bytes if
/// _padToWordBoundaries is true)
unsigned storeInMemory(unsigned _offset, unsigned _bytes = 32, bool _leftAligned = false,
bool _padToWordBoundaries = false);
/// @returns _size rounded up to the next multiple of 32 (the number of bytes occupied in the
/// padded calldata)
static unsigned getPaddedSize(unsigned _size) { return ((_size + 31) / 32) * 32; }
/// Moves the value that is at the top of the stack to a stack variable.
void moveToStackVariable(VariableDeclaration const& _variable);
@ -58,10 +69,14 @@ public:
static unsigned getSizeOnStack(std::vector<T> const& _variables);
static unsigned getSizeOnStack(std::vector<std::shared_ptr<Type const>> const& _variableTypes);
/// Bytes we need to the start of call data.
/// - The size in bytes of the function (hash) identifier.
static const unsigned int dataStartOffset;
private:
CompilerContext& m_context;
};
template <class T>
unsigned CompilerUtils::getSizeOnStack(std::vector<T> const& _variables)
{

206
libsolidity/ExpressionCompiler.cpp

@ -41,11 +41,11 @@ void ExpressionCompiler::compileExpression(CompilerContext& _context, Expression
_expression.accept(compiler);
}
void ExpressionCompiler::appendTypeConversion(CompilerContext& _context,
Type const& _typeOnStack, Type const& _targetType)
void ExpressionCompiler::appendTypeConversion(CompilerContext& _context, Type const& _typeOnStack,
Type const& _targetType, bool _cleanupNeeded)
{
ExpressionCompiler compiler(_context);
compiler.appendTypeConversion(_typeOnStack, _targetType);
compiler.appendTypeConversion(_typeOnStack, _targetType, _cleanupNeeded);
}
bool ExpressionCompiler::visit(Assignment const& _assignment)
@ -71,12 +71,20 @@ bool ExpressionCompiler::visit(Assignment const& _assignment)
return false;
}
void ExpressionCompiler::endVisit(UnaryOperation const& _unaryOperation)
bool ExpressionCompiler::visit(UnaryOperation const& _unaryOperation)
{
//@todo type checking and creating code for an operator should be in the same place:
// the operator should know how to convert itself and to which types it applies, so
// put this code together with "Type::acceptsBinary/UnaryOperator" into a class that
// represents the operator
if (_unaryOperation.getType()->getCategory() == Type::Category::INTEGER_CONSTANT)
{
m_context << _unaryOperation.getType()->literalValue(nullptr);
return false;
}
_unaryOperation.getSubExpression().accept(*this);
switch (_unaryOperation.getOperator())
{
case Token::NOT: // !
@ -128,6 +136,7 @@ void ExpressionCompiler::endVisit(UnaryOperation const& _unaryOperation)
BOOST_THROW_EXCEPTION(InternalCompilerError() << errinfo_comment("Invalid unary operator: " +
string(Token::toString(_unaryOperation.getOperator()))));
}
return false;
}
bool ExpressionCompiler::visit(BinaryOperation const& _binaryOperation)
@ -135,21 +144,23 @@ bool ExpressionCompiler::visit(BinaryOperation const& _binaryOperation)
Expression const& leftExpression = _binaryOperation.getLeftExpression();
Expression const& rightExpression = _binaryOperation.getRightExpression();
Type const& commonType = _binaryOperation.getCommonType();
Token::Value const op = _binaryOperation.getOperator();
Token::Value const c_op = _binaryOperation.getOperator();
if (op == Token::AND || op == Token::OR) // special case: short-circuiting
if (c_op == Token::AND || c_op == Token::OR) // special case: short-circuiting
appendAndOrOperatorCode(_binaryOperation);
else if (commonType.getCategory() == Type::Category::INTEGER_CONSTANT)
m_context << commonType.literalValue(nullptr);
else
{
bool cleanupNeeded = false;
if (commonType.getCategory() == Type::Category::INTEGER)
if (Token::isCompareOp(op) || op == Token::DIV || op == Token::MOD)
cleanupNeeded = true;
bool cleanupNeeded = commonType.getCategory() == Type::Category::INTEGER &&
(Token::isCompareOp(c_op) || c_op == Token::DIV || c_op == Token::MOD);
// for commutative operators, push the literal as late as possible to allow improved optimization
//@todo this has to be extended for literal expressions
bool swap = (m_optimize && Token::isCommutativeOp(op) && dynamic_cast<Literal const*>(&rightExpression)
&& !dynamic_cast<Literal const*>(&leftExpression));
auto isLiteral = [](Expression const& _e)
{
return dynamic_cast<Literal const*>(&_e) || _e.getType()->getCategory() == Type::Category::INTEGER_CONSTANT;
};
bool swap = m_optimize && Token::isCommutativeOp(c_op) && isLiteral(rightExpression) && !isLiteral(leftExpression);
if (swap)
{
leftExpression.accept(*this);
@ -164,10 +175,10 @@ bool ExpressionCompiler::visit(BinaryOperation const& _binaryOperation)
leftExpression.accept(*this);
appendTypeConversion(*leftExpression.getType(), commonType, cleanupNeeded);
}
if (Token::isCompareOp(op))
appendCompareOperatorCode(op, commonType);
if (Token::isCompareOp(c_op))
appendCompareOperatorCode(c_op, commonType);
else
appendOrdinaryBinaryOperatorCode(op, commonType);
appendOrdinaryBinaryOperatorCode(c_op, commonType);
}
// do not visit the child nodes, we already did that explicitly
@ -183,13 +194,7 @@ bool ExpressionCompiler::visit(FunctionCall const& _functionCall)
solAssert(_functionCall.getArguments().size() == 1, "");
Expression const& firstArgument = *_functionCall.getArguments().front();
firstArgument.accept(*this);
if (firstArgument.getType()->getCategory() == Type::Category::CONTRACT &&
_functionCall.getType()->getCategory() == Type::Category::INTEGER)
{
// explicit type conversion contract -> address, nothing to do.
}
else
appendTypeConversion(*firstArgument.getType(), *_functionCall.getType());
appendTypeConversion(*firstArgument.getType(), *_functionCall.getType());
}
else
{
@ -239,13 +244,17 @@ bool ExpressionCompiler::visit(FunctionCall const& _functionCall)
FunctionCallOptions options;
options.bare = true;
options.obtainAddress = [&]() { _functionCall.getExpression().accept(*this); };
options.obtainValue = [&]() { arguments.front()->accept(*this); };
appendExternalFunctionCall(FunctionType({}, {}, Location::EXTERNAL), {}, options);
options.obtainValue = [&]()
{
arguments.front()->accept(*this);
appendTypeConversion(*arguments.front()->getType(),
*function.getParameterTypes().front(), true);
};
appendExternalFunctionCall(FunctionType(TypePointers{}, TypePointers{}, Location::EXTERNAL), {}, options);
break;
}
case Location::SUICIDE:
arguments.front()->accept(*this);
//@todo might not be necessary
appendTypeConversion(*arguments.front()->getType(), *function.getParameterTypes().front(), true);
m_context << eth::Instruction::SUICIDE;
break;
@ -256,6 +265,23 @@ bool ExpressionCompiler::visit(FunctionCall const& _functionCall)
CompilerUtils(m_context).storeInMemory(0);
m_context << u256(32) << u256(0) << eth::Instruction::SHA3;
break;
case Location::LOG0:
case Location::LOG1:
case Location::LOG2:
case Location::LOG3:
case Location::LOG4:
{
unsigned logNumber = int(function.getLocation()) - int(Location::LOG0);
for (int arg = logNumber; arg >= 0; --arg)
{
arguments[arg]->accept(*this);
appendTypeConversion(*arguments[arg]->getType(), *function.getParameterTypes()[arg], true);
}
// @todo move this once we actually use memory
CompilerUtils(m_context).storeInMemory(0);
m_context << u256(32) << u256(0) << eth::logInstruction(logNumber);
break;
}
case Location::ECRECOVER:
case Location::SHA256:
case Location::RIPEMD160:
@ -267,7 +293,6 @@ bool ExpressionCompiler::visit(FunctionCall const& _functionCall)
FunctionCallOptions options;
options.bare = true;
options.obtainAddress = [&]() { m_context << contractAddress; };
options.packDensely = false;
appendExternalFunctionCall(function, arguments, options);
break;
}
@ -299,15 +324,16 @@ bool ExpressionCompiler::visit(NewExpression const& _newExpression)
for (unsigned i = 0; i < arguments.size(); ++i)
{
arguments[i]->accept(*this);
appendTypeConversion(*arguments[i]->getType(), *types[i]);
unsigned const numBytes = types[i]->getCalldataEncodedSize();
if (numBytes > 32)
appendTypeConversion(*arguments[i]->getType(), *types[i], true);
unsigned const c_numBytes = types[i]->getCalldataEncodedSize();
if (c_numBytes > 32)
BOOST_THROW_EXCEPTION(CompilerError()
<< errinfo_sourceLocation(arguments[i]->getLocation())
<< errinfo_comment("Type " + types[i]->toString() + " not yet supported."));
bool const leftAligned = types[i]->getCategory() == Type::Category::STRING;
CompilerUtils(m_context).storeInMemory(dataOffset, numBytes, leftAligned);
dataOffset += numBytes;
bool const c_leftAligned = types[i]->getCategory() == Type::Category::STRING;
bool const c_padToWords = true;
dataOffset += CompilerUtils(m_context).storeInMemory(dataOffset, c_numBytes,
c_leftAligned, c_padToWords);
}
// size, offset, endowment
m_context << u256(dataOffset) << u256(0) << u256(0) << eth::Instruction::CREATE;
@ -319,6 +345,18 @@ void ExpressionCompiler::endVisit(MemberAccess const& _memberAccess)
ASTString const& member = _memberAccess.getMemberName();
switch (_memberAccess.getExpression().getType()->getCategory())
{
case Type::Category::CONTRACT:
{
ContractType const& type = dynamic_cast<ContractType const&>(*_memberAccess.getExpression().getType());
u256 identifier = type.getFunctionIdentifier(member);
if (identifier != Invalid256)
{
appendTypeConversion(type, IntegerType(0, IntegerType::Modifier::ADDRESS), true);
m_context << identifier;
break;
}
// fall-through to "integer" otherwise (address)
}
case Type::Category::INTEGER:
if (member == "balance")
{
@ -332,12 +370,6 @@ void ExpressionCompiler::endVisit(MemberAccess const& _memberAccess)
else
BOOST_THROW_EXCEPTION(InternalCompilerError() << errinfo_comment("Invalid member access to integer."));
break;
case Type::Category::CONTRACT:
{
ContractType const& type = dynamic_cast<ContractType const&>(*_memberAccess.getExpression().getType());
m_context << type.getFunctionIndex(member);
break;
}
case Type::Category::MAGIC:
// we can ignore the kind of magic and only look at the name of the member
if (member == "coinbase")
@ -423,10 +455,10 @@ void ExpressionCompiler::endVisit(Literal const& _literal)
{
switch (_literal.getType()->getCategory())
{
case Type::Category::INTEGER:
case Type::Category::INTEGER_CONSTANT:
case Type::Category::BOOL:
case Type::Category::STRING:
m_context << _literal.getType()->literalValue(_literal);
m_context << _literal.getType()->literalValue(&_literal);
break;
default:
BOOST_THROW_EXCEPTION(InternalCompilerError() << errinfo_comment("Only integer, boolean and string literals implemented for now."));
@ -435,12 +467,12 @@ void ExpressionCompiler::endVisit(Literal const& _literal)
void ExpressionCompiler::appendAndOrOperatorCode(BinaryOperation const& _binaryOperation)
{
Token::Value const op = _binaryOperation.getOperator();
solAssert(op == Token::OR || op == Token::AND, "");
Token::Value const c_op = _binaryOperation.getOperator();
solAssert(c_op == Token::OR || c_op == Token::AND, "");
_binaryOperation.getLeftExpression().accept(*this);
m_context << eth::Instruction::DUP1;
if (op == Token::AND)
if (c_op == Token::AND)
m_context << eth::Instruction::ISZERO;
eth::AssemblyItem endLabel = m_context.appendConditionalJump();
m_context << eth::Instruction::POP;
@ -459,23 +491,23 @@ void ExpressionCompiler::appendCompareOperatorCode(Token::Value _operator, Type
else
{
IntegerType const& type = dynamic_cast<IntegerType const&>(_type);
bool const isSigned = type.isSigned();
bool const c_isSigned = type.isSigned();
switch (_operator)
{
case Token::GTE:
m_context << (isSigned ? eth::Instruction::SLT : eth::Instruction::LT)
m_context << (c_isSigned ? eth::Instruction::SLT : eth::Instruction::LT)
<< eth::Instruction::ISZERO;
break;
case Token::LTE:
m_context << (isSigned ? eth::Instruction::SGT : eth::Instruction::GT)
m_context << (c_isSigned ? eth::Instruction::SGT : eth::Instruction::GT)
<< eth::Instruction::ISZERO;
break;
case Token::GT:
m_context << (isSigned ? eth::Instruction::SGT : eth::Instruction::GT);
m_context << (c_isSigned ? eth::Instruction::SGT : eth::Instruction::GT);
break;
case Token::LT:
m_context << (isSigned ? eth::Instruction::SLT : eth::Instruction::LT);
m_context << (c_isSigned ? eth::Instruction::SLT : eth::Instruction::LT);
break;
default:
BOOST_THROW_EXCEPTION(InternalCompilerError() << errinfo_comment("Unknown comparison operator."));
@ -498,7 +530,7 @@ void ExpressionCompiler::appendOrdinaryBinaryOperatorCode(Token::Value _operator
void ExpressionCompiler::appendArithmeticOperatorCode(Token::Value _operator, Type const& _type)
{
IntegerType const& type = dynamic_cast<IntegerType const&>(_type);
bool const isSigned = type.isSigned();
bool const c_isSigned = type.isSigned();
switch (_operator)
{
@ -512,10 +544,10 @@ void ExpressionCompiler::appendArithmeticOperatorCode(Token::Value _operator, Ty
m_context << eth::Instruction::MUL;
break;
case Token::DIV:
m_context << (isSigned ? eth::Instruction::SDIV : eth::Instruction::DIV);
m_context << (c_isSigned ? eth::Instruction::SDIV : eth::Instruction::DIV);
break;
case Token::MOD:
m_context << (isSigned ? eth::Instruction::SMOD : eth::Instruction::MOD);
m_context << (c_isSigned ? eth::Instruction::SMOD : eth::Instruction::MOD);
break;
default:
BOOST_THROW_EXCEPTION(InternalCompilerError() << errinfo_comment("Unknown arithmetic operator."));
@ -562,10 +594,38 @@ void ExpressionCompiler::appendTypeConversion(Type const& _typeOnStack, Type con
if (_typeOnStack == _targetType && !_cleanupNeeded)
return;
if (_typeOnStack.getCategory() == Type::Category::INTEGER)
appendHighBitsCleanup(dynamic_cast<IntegerType const&>(_typeOnStack));
else if (_typeOnStack.getCategory() == Type::Category::STRING)
Type::Category stackTypeCategory = _typeOnStack.getCategory();
Type::Category targetTypeCategory = _targetType.getCategory();
if (stackTypeCategory == Type::Category::INTEGER || stackTypeCategory == Type::Category::CONTRACT ||
stackTypeCategory == Type::Category::INTEGER_CONSTANT)
{
solAssert(targetTypeCategory == Type::Category::INTEGER || targetTypeCategory == Type::Category::CONTRACT, "");
IntegerType addressType(0, IntegerType::Modifier::ADDRESS);
IntegerType const& targetType = targetTypeCategory == Type::Category::INTEGER
? dynamic_cast<IntegerType const&>(_targetType) : addressType;
if (stackTypeCategory == Type::Category::INTEGER_CONSTANT)
{
IntegerConstantType const& constType = dynamic_cast<IntegerConstantType const&>(_typeOnStack);
// We know that the stack is clean, we only have to clean for a narrowing conversion
// where cleanup is forced.
if (targetType.getNumBits() < constType.getIntegerType()->getNumBits() && _cleanupNeeded)
appendHighBitsCleanup(targetType);
}
else
{
IntegerType const& typeOnStack = stackTypeCategory == Type::Category::INTEGER
? dynamic_cast<IntegerType const&>(_typeOnStack) : addressType;
// Widening: clean up according to source type width
// Non-widening and force: clean up according to target type bits
if (targetType.getNumBits() > typeOnStack.getNumBits())
appendHighBitsCleanup(typeOnStack);
else if (_cleanupNeeded)
appendHighBitsCleanup(targetType);
}
}
else if (stackTypeCategory == Type::Category::STRING)
{
solAssert(targetTypeCategory == Type::Category::STRING, "");
// nothing to do, strings are high-order-bit-aligned
//@todo clear lower-order bytes if we allow explicit conversion to shorter strings
}
@ -590,43 +650,47 @@ void ExpressionCompiler::appendExternalFunctionCall(FunctionType const& _functio
{
solAssert(_arguments.size() == _functionType.getParameterTypes().size(), "");
unsigned dataOffset = _options.bare ? 0 : 1; // reserve one byte for the function index
_options.obtainAddress();
if (!_options.bare)
CompilerUtils(m_context).storeInMemory(0, CompilerUtils::dataStartOffset);
unsigned dataOffset = _options.bare ? 0 : CompilerUtils::dataStartOffset; // reserve 4 bytes for the function's hash identifier
for (unsigned i = 0; i < _arguments.size(); ++i)
{
_arguments[i]->accept(*this);
Type const& type = *_functionType.getParameterTypes()[i];
appendTypeConversion(*_arguments[i]->getType(), type);
unsigned const numBytes = _options.packDensely ? type.getCalldataEncodedSize() : 32;
if (numBytes == 0 || numBytes > 32)
appendTypeConversion(*_arguments[i]->getType(), type, true);
unsigned const c_numBytes = type.getCalldataEncodedSize();
if (c_numBytes == 0 || c_numBytes > 32)
BOOST_THROW_EXCEPTION(CompilerError()
<< errinfo_sourceLocation(_arguments[i]->getLocation())
<< errinfo_comment("Type " + type.toString() + " not yet supported."));
bool const leftAligned = type.getCategory() == Type::Category::STRING;
CompilerUtils(m_context).storeInMemory(dataOffset, numBytes, leftAligned);
dataOffset += numBytes;
bool const c_leftAligned = type.getCategory() == Type::Category::STRING;
bool const c_padToWords = true;
dataOffset += CompilerUtils(m_context).storeInMemory(dataOffset, c_numBytes,
c_leftAligned, c_padToWords);
}
//@todo only return the first return value for now
Type const* firstType = _functionType.getReturnParameterTypes().empty() ? nullptr :
_functionType.getReturnParameterTypes().front().get();
unsigned retSize = firstType ? firstType->getCalldataEncodedSize() : 0;
if (!_options.packDensely && retSize > 0)
retSize = 32;
unsigned retSize = firstType ? CompilerUtils::getPaddedSize(firstType->getCalldataEncodedSize()) : 0;
// CALL arguments: outSize, outOff, inSize, inOff, value, addr, gas (stack top)
m_context << u256(retSize) << u256(0) << u256(dataOffset) << u256(0);
if (_options.obtainValue)
_options.obtainValue();
else
m_context << u256(0);
_options.obtainAddress();
if (!_options.bare)
m_context << u256(0) << eth::Instruction::MSTORE8;
m_context << eth::dupInstruction(6); //copy contract address
m_context << u256(25) << eth::Instruction::GAS << eth::Instruction::SUB
<< eth::Instruction::CALL
<< eth::Instruction::POP; // @todo do not ignore failure indicator
<< eth::Instruction::POP // @todo do not ignore failure indicator
<< eth::Instruction::POP; // pop contract address
if (retSize > 0)
{
bool const leftAligned = firstType->getCategory() == Type::Category::STRING;
CompilerUtils(m_context).loadFromMemory(0, retSize, leftAligned);
bool const c_leftAligned = firstType->getCategory() == Type::Category::STRING;
CompilerUtils(m_context).loadFromMemory(0, retSize, c_leftAligned, false, true);
}
}

9
libsolidity/ExpressionCompiler.h

@ -16,6 +16,7 @@
*/
/**
* @author Christian <c@ethdev.com>
* @author Gav Wood <g@ethdev.com>
* @date 2014
* Solidity AST to EVM bytecode compiler for expressions.
*/
@ -50,14 +51,15 @@ public:
static void compileExpression(CompilerContext& _context, Expression const& _expression, bool _optimize = false);
/// Appends code to remove dirty higher order bits in case of an implicit promotion to a wider type.
static void appendTypeConversion(CompilerContext& _context, Type const& _typeOnStack, Type const& _targetType);
static void appendTypeConversion(CompilerContext& _context, Type const& _typeOnStack,
Type const& _targetType, bool _cleanupNeeded = false);
private:
explicit ExpressionCompiler(CompilerContext& _compilerContext, bool _optimize = false):
m_optimize(_optimize), m_context(_compilerContext), m_currentLValue(m_context) {}
virtual bool visit(Assignment const& _assignment) override;
virtual void endVisit(UnaryOperation const& _unaryOperation) override;
virtual bool visit(UnaryOperation const& _unaryOperation) override;
virtual bool visit(BinaryOperation const& _binaryOperation) override;
virtual bool visit(FunctionCall const& _functionCall) override;
virtual bool visit(NewExpression const& _newExpression) override;
@ -95,9 +97,6 @@ private:
std::function<void()> obtainValue;
/// If true, do not prepend function index to call data
bool bare = false;
/// If false, use calling convention that all arguments and return values are packed as
/// 32 byte values with padding.
bool packDensely = true;
};
/// Appends code to call a function of the given type with the given arguments.

49
libsolidity/GlobalContext.cpp

@ -16,6 +16,7 @@
*/
/**
* @author Christian <c@ethdev.com>
* @author Gav Wood <g@ethdev.com>
* @date 2014
* Container of the (implicit and explicit) global objects.
*/
@ -34,32 +35,28 @@ namespace solidity
GlobalContext::GlobalContext():
m_magicVariables(vector<shared_ptr<MagicVariableDeclaration const>>{make_shared<MagicVariableDeclaration>("block", make_shared<MagicType>(MagicType::Kind::BLOCK)),
make_shared<MagicVariableDeclaration>("msg", make_shared<MagicType>(MagicType::Kind::MSG)),
make_shared<MagicVariableDeclaration>("tx", make_shared<MagicType>(MagicType::Kind::TX)),
make_shared<MagicVariableDeclaration>("suicide",
make_shared<FunctionType>(TypePointers({std::make_shared<IntegerType>(0,
IntegerType::Modifier::ADDRESS)}),
TypePointers(),
FunctionType::Location::SUICIDE)),
make_shared<MagicVariableDeclaration>("sha3",
make_shared<FunctionType>(TypePointers({std::make_shared<IntegerType>(256, IntegerType::Modifier::HASH)}),
TypePointers({std::make_shared<IntegerType>(256, IntegerType::Modifier::HASH)}),
FunctionType::Location::SHA3)),
make_shared<MagicVariableDeclaration>("sha256",
make_shared<FunctionType>(TypePointers({std::make_shared<IntegerType>(256, IntegerType::Modifier::HASH)}),
TypePointers({std::make_shared<IntegerType>(256, IntegerType::Modifier::HASH)}),
FunctionType::Location::SHA256)),
make_shared<MagicVariableDeclaration>("ecrecover",
make_shared<FunctionType>(TypePointers({std::make_shared<IntegerType>(256, IntegerType::Modifier::HASH),
std::make_shared<IntegerType>(8, IntegerType::Modifier::HASH),
std::make_shared<IntegerType>(256, IntegerType::Modifier::HASH),
std::make_shared<IntegerType>(256, IntegerType::Modifier::HASH)}),
TypePointers({std::make_shared<IntegerType>(0, IntegerType::Modifier::ADDRESS)}),
FunctionType::Location::ECRECOVER)),
make_shared<MagicVariableDeclaration>("ripemd160",
make_shared<FunctionType>(TypePointers({std::make_shared<IntegerType>(256, IntegerType::Modifier::HASH)}),
TypePointers({std::make_shared<IntegerType>(160, IntegerType::Modifier::HASH)}),
FunctionType::Location::RIPEMD160))})
make_shared<MagicVariableDeclaration>("msg", make_shared<MagicType>(MagicType::Kind::MSG)),
make_shared<MagicVariableDeclaration>("tx", make_shared<MagicType>(MagicType::Kind::TX)),
make_shared<MagicVariableDeclaration>("suicide",
make_shared<FunctionType>(strings{"address"}, strings{}, FunctionType::Location::SUICIDE)),
make_shared<MagicVariableDeclaration>("sha3",
make_shared<FunctionType>(strings{"hash"}, strings{"hash"}, FunctionType::Location::SHA3)),
make_shared<MagicVariableDeclaration>("log0",
make_shared<FunctionType>(strings{"hash"},strings{}, FunctionType::Location::LOG0)),
make_shared<MagicVariableDeclaration>("log1",
make_shared<FunctionType>(strings{"hash", "hash"},strings{}, FunctionType::Location::LOG1)),
make_shared<MagicVariableDeclaration>("log2",
make_shared<FunctionType>(strings{"hash", "hash", "hash"},strings{}, FunctionType::Location::LOG2)),
make_shared<MagicVariableDeclaration>("log3",
make_shared<FunctionType>(strings{"hash", "hash", "hash", "hash"},strings{}, FunctionType::Location::LOG3)),
make_shared<MagicVariableDeclaration>("log4",
make_shared<FunctionType>(strings{"hash", "hash", "hash", "hash", "hash"},strings{}, FunctionType::Location::LOG4)),
make_shared<MagicVariableDeclaration>("sha256",
make_shared<FunctionType>(strings{"hash"}, strings{"hash"}, FunctionType::Location::SHA256)),
make_shared<MagicVariableDeclaration>("ecrecover",
make_shared<FunctionType>(strings{"hash", "hash8", "hash", "hash"}, strings{"address"}, FunctionType::Location::ECRECOVER)),
make_shared<MagicVariableDeclaration>("ripemd160",
make_shared<FunctionType>(strings{"hash"}, strings{"hash160"}, FunctionType::Location::RIPEMD160))})
{
}

55
libsolidity/InterfaceHandler.cpp

@ -2,6 +2,7 @@
#include <libsolidity/InterfaceHandler.h>
#include <libsolidity/AST.h>
#include <libsolidity/CompilerStack.h>
using namespace std;
namespace dev
{
@ -26,6 +27,8 @@ std::unique_ptr<std::string> InterfaceHandler::getDocumentation(ContractDefiniti
return getDevDocumentation(_contractDef);
case DocumentationType::ABI_INTERFACE:
return getABIInterface(_contractDef);
case DocumentationType::ABI_SOLIDITY_INTERFACE:
return getABISolidityInterface(_contractDef);
}
BOOST_THROW_EXCEPTION(InternalCompilerError() << errinfo_comment("Unknown documentation type"));
@ -36,7 +39,7 @@ std::unique_ptr<std::string> InterfaceHandler::getABIInterface(ContractDefinitio
{
Json::Value methods(Json::arrayValue);
for (FunctionDefinition const* f: _contractDef.getInterfaceFunctions())
for (auto const& it: _contractDef.getInterfaceFunctions())
{
Json::Value method;
Json::Value inputs(Json::arrayValue);
@ -55,24 +58,47 @@ std::unique_ptr<std::string> InterfaceHandler::getABIInterface(ContractDefinitio
return params;
};
method["name"] = f->getName();
method["constant"] = f->isDeclaredConst();
method["inputs"] = populateParameters(f->getParameters());
method["outputs"] = populateParameters(f->getReturnParameters());
method["name"] = it.second->getName();
method["constant"] = it.second->isDeclaredConst();
method["inputs"] = populateParameters(it.second->getParameters());
method["outputs"] = populateParameters(it.second->getReturnParameters());
methods.append(method);
}
return std::unique_ptr<std::string>(new std::string(m_writer.write(methods)));
}
unique_ptr<string> InterfaceHandler::getABISolidityInterface(ContractDefinition const& _contractDef)
{
string ret = "contract " + _contractDef.getName() + "{";
for (auto const& it: _contractDef.getInterfaceFunctions())
{
FunctionDefinition const* f = it.second;
auto populateParameters = [](vector<ASTPointer<VariableDeclaration>> const& _vars)
{
string r = "";
for (ASTPointer<VariableDeclaration> const& var: _vars)
r += (r.size() ? "," : "(") + var->getType()->toString() + " " + var->getName();
return r.size() ? r + ")" : "()";
};
ret += "function " + f->getName() + populateParameters(f->getParameters()) + (f->isDeclaredConst() ? "constant " : "");
if (f->getReturnParameters().size())
ret += "returns" + populateParameters(f->getReturnParameters());
else if (ret.back() == ' ')
ret.pop_back();
ret += "{}";
}
return unique_ptr<string>(new string(ret + "}"));
}
std::unique_ptr<std::string> InterfaceHandler::getUserDocumentation(ContractDefinition const& _contractDef)
{
Json::Value doc;
Json::Value methods(Json::objectValue);
for (FunctionDefinition const* f: _contractDef.getInterfaceFunctions())
for (auto const& it: _contractDef.getInterfaceFunctions())
{
Json::Value user;
auto strPtr = f->getDocumentation();
auto strPtr = it.second->getDocumentation();
if (strPtr)
{
resetUser();
@ -80,7 +106,7 @@ std::unique_ptr<std::string> InterfaceHandler::getUserDocumentation(ContractDefi
if (!m_notice.empty())
{// since @notice is the only user tag if missing function should not appear
user["notice"] = Json::Value(m_notice);
methods[f->getName()] = user;
methods[it.second->getName()] = user;
}
}
}
@ -110,10 +136,10 @@ std::unique_ptr<std::string> InterfaceHandler::getDevDocumentation(ContractDefin
doc["title"] = m_title;
}
for (FunctionDefinition const* f: _contractDef.getInterfaceFunctions())
for (auto const& it: _contractDef.getInterfaceFunctions())
{
Json::Value method;
auto strPtr = f->getDocumentation();
auto strPtr = it.second->getDocumentation();
if (strPtr)
{
resetDev();
@ -136,7 +162,7 @@ std::unique_ptr<std::string> InterfaceHandler::getDevDocumentation(ContractDefin
method["return"] = m_return;
if (!method.empty()) // add the function, only if we have any documentation to add
methods[f->getName()] = method;
methods[it.second->getName()] = method;
}
}
doc["methods"] = methods;
@ -323,8 +349,13 @@ void InterfaceHandler::parseDocString(std::string const& _string, CommentOwner _
}
else if (m_lastTag != DocTagType::NONE) // continuation of the previous tag
currPos = appendDocTag(currPos, end, _owner);
else if (currPos != end) // skip the line if a newline was found
else if (currPos != end)
{
if (nlPos == end) //end of text
return;
// else skip the line if a newline was found
currPos = nlPos + 1;
}
}
}

1
libsolidity/InterfaceHandler.h

@ -74,6 +74,7 @@ public:
/// @return A unique pointer contained string with the json
/// representation of the contract's ABI Interface
std::unique_ptr<std::string> getABIInterface(ContractDefinition const& _contractDef);
std::unique_ptr<std::string> getABISolidityInterface(ContractDefinition const& _contractDef);
/// Get the User documentation of the contract
/// @param _contractDef The contract definition
/// @return A unique pointer contained string with the json

27
libsolidity/Scanner.cpp

@ -455,7 +455,7 @@ void Scanner::scanToken()
token = Token::ADD;
break;
case '-':
// - -- -= Number
// - -- -=
advance();
if (m_char == '-')
{
@ -464,8 +464,6 @@ void Scanner::scanToken()
}
else if (m_char == '=')
token = selectToken(Token::ASSIGN_SUB);
else if (m_char == '.' || isDecimalDigit(m_char))
token = scanNumber('-');
else
token = Token::SUB;
break;
@ -650,8 +648,7 @@ Token::Value Scanner::scanNumber(char _charSeen)
}
else
{
if (_charSeen == '-')
addLiteralChar('-');
solAssert(_charSeen == 0, "");
// if the first character is '0' we must check for octals and hex
if (m_char == '0')
{
@ -703,24 +700,6 @@ Token::Value Scanner::scanNumber(char _charSeen)
return Token::NUMBER;
}
// ----------------------------------------------------------------------------
// Keyword Matcher
static Token::Value keywordOrIdentifierToken(string const& _input)
{
// The following macros are used inside TOKEN_LIST and cause non-keyword tokens to be ignored
// and keywords to be put inside the keywords variable.
#define KEYWORD(name, string, precedence) {string, Token::name},
#define TOKEN(name, string, precedence)
static const map<string, Token::Value> keywords({TOKEN_LIST(TOKEN, KEYWORD)});
#undef KEYWORD
#undef TOKEN
auto it = keywords.find(_input);
return it == keywords.end() ? Token::IDENTIFIER : it->second;
}
Token::Value Scanner::scanIdentifierOrKeyword()
{
solAssert(isIdentifierStart(m_char), "");
@ -730,7 +709,7 @@ Token::Value Scanner::scanIdentifierOrKeyword()
while (isIdentifierPart(m_char))
addLiteralCharAndAdvance();
literal.complete();
return keywordOrIdentifierToken(m_nextToken.literal);
return Token::fromIdentifierOrKeyword(m_nextToken.literal);
}
char CharStream::advanceAndGet(size_t _chars)

17
libsolidity/Token.cpp

@ -40,8 +40,11 @@
// You should have received a copy of the GNU General Public License
// along with cpp-ethereum. If not, see <http://www.gnu.org/licenses/>.
#include <map>
#include <libsolidity/Token.h>
using namespace std;
namespace dev
{
namespace solidity
@ -77,6 +80,20 @@ char const Token::m_tokenType[] =
{
TOKEN_LIST(KT, KK)
};
Token::Value Token::fromIdentifierOrKeyword(const std::string& _name)
{
// The following macros are used inside TOKEN_LIST and cause non-keyword tokens to be ignored
// and keywords to be put inside the keywords variable.
#define KEYWORD(name, string, precedence) {string, Token::name},
#define TOKEN(name, string, precedence)
static const map<string, Token::Value> keywords({TOKEN_LIST(TOKEN, KEYWORD)});
#undef KEYWORD
#undef TOKEN
auto it = keywords.find(_name);
return it == keywords.end() ? Token::IDENTIFIER : it->second;
}
#undef KT
#undef KK

2
libsolidity/Token.h

@ -386,6 +386,8 @@ public:
return m_precedence[tok];
}
static Token::Value fromIdentifierOrKeyword(std::string const& _name);
private:
static char const* const m_name[NUM_TOKENS];
static char const* const m_string[NUM_TOKENS];

316
libsolidity/Types.cpp

@ -35,7 +35,7 @@ namespace solidity
shared_ptr<Type const> Type::fromElementaryTypeName(Token::Value _typeToken)
{
solAssert(Token::isElementaryTypeName(_typeToken), "");
solAssert(Token::isElementaryTypeName(_typeToken), "Elementary type name expected.");
if (Token::INT <= _typeToken && _typeToken <= Token::HASH256)
{
@ -44,17 +44,17 @@ shared_ptr<Type const> Type::fromElementaryTypeName(Token::Value _typeToken)
if (bytes == 0)
bytes = 32;
int modifier = offset / 33;
return make_shared<IntegerType const>(bytes * 8,
return make_shared<IntegerType>(bytes * 8,
modifier == 0 ? IntegerType::Modifier::SIGNED :
modifier == 1 ? IntegerType::Modifier::UNSIGNED :
IntegerType::Modifier::HASH);
}
else if (_typeToken == Token::ADDRESS)
return make_shared<IntegerType const>(0, IntegerType::Modifier::ADDRESS);
return make_shared<IntegerType>(0, IntegerType::Modifier::ADDRESS);
else if (_typeToken == Token::BOOL)
return make_shared<BoolType const>();
return make_shared<BoolType>();
else if (Token::STRING0 <= _typeToken && _typeToken <= Token::STRING32)
return make_shared<StaticStringType const>(int(_typeToken) - int(Token::STRING0));
return make_shared<StaticStringType>(int(_typeToken) - int(Token::STRING0));
else
BOOST_THROW_EXCEPTION(InternalCompilerError() << errinfo_comment("Unable to convert elementary typename " +
std::string(Token::toString(_typeToken)) + " to type."));
@ -64,11 +64,11 @@ shared_ptr<Type const> Type::fromUserDefinedTypeName(UserDefinedTypeName const&
{
Declaration const* declaration = _typeName.getReferencedDeclaration();
if (StructDefinition const* structDef = dynamic_cast<StructDefinition const*>(declaration))
return make_shared<StructType const>(*structDef);
return make_shared<StructType>(*structDef);
else if (FunctionDefinition const* function = dynamic_cast<FunctionDefinition const*>(declaration))
return make_shared<FunctionType const>(*function);
return make_shared<FunctionType>(*function);
else if (ContractDefinition const* contract = dynamic_cast<ContractDefinition const*>(declaration))
return make_shared<ContractType const>(*contract);
return make_shared<ContractType>(*contract);
return shared_ptr<Type const>();
}
@ -80,7 +80,7 @@ shared_ptr<Type const> Type::fromMapping(Mapping const& _typeName)
shared_ptr<Type const> valueType = _typeName.getValueType().toType();
if (!valueType)
BOOST_THROW_EXCEPTION(_typeName.getValueType().createTypeError("Invalid type name"));
return make_shared<MappingType const>(keyType, valueType);
return make_shared<MappingType>(keyType, valueType);
}
shared_ptr<Type const> Type::forLiteral(Literal const& _literal)
@ -89,14 +89,14 @@ shared_ptr<Type const> Type::forLiteral(Literal const& _literal)
{
case Token::TRUE_LITERAL:
case Token::FALSE_LITERAL:
return make_shared<BoolType const>();
return make_shared<BoolType>();
case Token::NUMBER:
return IntegerType::smallestTypeForLiteral(_literal.getValue());
return IntegerConstantType::fromLiteral(_literal.getValue());
case Token::STRING_LITERAL:
//@todo put larger strings into dynamic strings
return StaticStringType::smallestTypeForLiteral(_literal.getValue());
default:
return shared_ptr<Type const>();
return shared_ptr<Type>();
}
}
@ -112,19 +112,6 @@ TypePointer Type::commonType(TypePointer const& _a, TypePointer const& _b)
const MemberList Type::EmptyMemberList = MemberList();
shared_ptr<IntegerType const> IntegerType::smallestTypeForLiteral(string const& _literal)
{
bigint value(_literal);
bool isSigned = value < 0 || (!_literal.empty() && _literal.front() == '-');
if (isSigned)
// convert to positive number of same bit requirements
value = ((-value) - 1) << 1;
unsigned bytes = max(bytesRequired(value), 1u);
if (bytes > 32)
return shared_ptr<IntegerType const>();
return make_shared<IntegerType const>(bytes * 8, isSigned ? Modifier::SIGNED : Modifier::UNSIGNED);
}
IntegerType::IntegerType(int _bits, IntegerType::Modifier _modifier):
m_bits(_bits), m_modifier(_modifier)
{
@ -156,18 +143,26 @@ bool IntegerType::isExplicitlyConvertibleTo(Type const& _convertTo) const
return _convertTo.getCategory() == getCategory() || _convertTo.getCategory() == Category::CONTRACT;
}
bool IntegerType::acceptsUnaryOperator(Token::Value _operator) const
TypePointer IntegerType::unaryOperatorResult(Token::Value _operator) const
{
// "delete" is ok for all integer types
if (_operator == Token::DELETE)
return true;
if (isAddress())
return false;
if (_operator == Token::BIT_NOT)
return true;
if (isHash())
return false;
return _operator == Token::ADD || _operator == Token::SUB ||
_operator == Token::INC || _operator == Token::DEC;
return shared_from_this();
// no further unary operators for addresses
else if (isAddress())
return TypePointer();
// "~" is ok for all other types
else if (_operator == Token::BIT_NOT)
return shared_from_this();
// nothing else for hashes
else if (isHash())
return TypePointer();
// for non-hash integers, we allow +, -, ++ and --
else if (_operator == Token::ADD || _operator == Token::SUB ||
_operator == Token::INC || _operator == Token::DEC)
return shared_from_this();
else
return TypePointer();
}
bool IntegerType::operator==(Type const& _other) const
@ -186,17 +181,11 @@ string IntegerType::toString() const
return prefix + dev::toString(m_bits);
}
u256 IntegerType::literalValue(Literal const& _literal) const
{
bigint value(_literal.getValue());
return u256(value);
}
TypePointer IntegerType::binaryOperatorResultImpl(Token::Value _operator, TypePointer const& _this, TypePointer const& _other) const
TypePointer IntegerType::binaryOperatorResult(Token::Value _operator, TypePointer const& _other) const
{
if (getCategory() != _other->getCategory())
if (_other->getCategory() != Category::INTEGER_CONSTANT && _other->getCategory() != getCategory())
return TypePointer();
auto commonType = dynamic_pointer_cast<IntegerType const>(Type::commonType(_this, _other));
auto commonType = dynamic_pointer_cast<IntegerType const>(Type::commonType(shared_from_this(), _other));
if (!commonType)
return TypePointer();
@ -215,18 +204,147 @@ TypePointer IntegerType::binaryOperatorResultImpl(Token::Value _operator, TypePo
}
const MemberList IntegerType::AddressMemberList =
MemberList({{"balance",
make_shared<IntegerType const>(256)},
{"callstring32",
make_shared<FunctionType const>(TypePointers({make_shared<StaticStringType const>(32)}),
TypePointers(), FunctionType::Location::BARE)},
{"callstring32string32",
make_shared<FunctionType const>(TypePointers({make_shared<StaticStringType const>(32),
make_shared<StaticStringType const>(32)}),
TypePointers(), FunctionType::Location::BARE)},
{"send",
make_shared<FunctionType const>(TypePointers({make_shared<IntegerType const>(256)}),
TypePointers(), FunctionType::Location::SEND)}});
MemberList({{"balance", make_shared<IntegerType >(256)},
{"callstring32", make_shared<FunctionType>(strings{"string32"}, strings{},
FunctionType::Location::BARE)},
{"callstring32string32", make_shared<FunctionType>(strings{"string32", "string32"},
strings{}, FunctionType::Location::BARE)},
{"send", make_shared<FunctionType>(strings{"uint"}, strings{}, FunctionType::Location::SEND)}});
shared_ptr<IntegerConstantType const> IntegerConstantType::fromLiteral(string const& _literal)
{
return make_shared<IntegerConstantType>(bigint(_literal));
}
bool IntegerConstantType::isImplicitlyConvertibleTo(Type const& _convertTo) const
{
TypePointer integerType = getIntegerType();
return integerType && integerType->isImplicitlyConvertibleTo(_convertTo);
}
bool IntegerConstantType::isExplicitlyConvertibleTo(Type const& _convertTo) const
{
TypePointer integerType = getIntegerType();
return integerType && integerType->isExplicitlyConvertibleTo(_convertTo);
}
TypePointer IntegerConstantType::unaryOperatorResult(Token::Value _operator) const
{
bigint value;
switch (_operator)
{
case Token::BIT_NOT:
value = ~m_value;
break;
case Token::ADD:
value = m_value;
break;
case Token::SUB:
value = -m_value;
break;
default:
return TypePointer();
}
return make_shared<IntegerConstantType>(value);
}
TypePointer IntegerConstantType::binaryOperatorResult(Token::Value _operator, TypePointer const& _other) const
{
if (_other->getCategory() == Category::INTEGER)
{
shared_ptr<IntegerType const> integerType = getIntegerType();
if (!integerType)
return TypePointer();
return integerType->binaryOperatorResult(_operator, _other);
}
else if (_other->getCategory() != getCategory())
return TypePointer();
IntegerConstantType const& other = dynamic_cast<IntegerConstantType const&>(*_other);
if (Token::isCompareOp(_operator))
{
shared_ptr<IntegerType const> thisIntegerType = getIntegerType();
shared_ptr<IntegerType const> otherIntegerType = other.getIntegerType();
if (!thisIntegerType || !otherIntegerType)
return TypePointer();
return thisIntegerType->binaryOperatorResult(_operator, otherIntegerType);
}
else
{
bigint value;
switch (_operator)
{
case Token::BIT_OR:
value = m_value | other.m_value;
break;
case Token::BIT_XOR:
value = m_value ^ other.m_value;
break;
case Token::BIT_AND:
value = m_value & other.m_value;
break;
case Token::ADD:
value = m_value + other.m_value;
break;
case Token::SUB:
value = m_value - other.m_value;
break;
case Token::MUL:
value = m_value * other.m_value;
break;
case Token::DIV:
if (other.m_value == 0)
return TypePointer();
value = m_value / other.m_value;
break;
case Token::MOD:
if (other.m_value == 0)
return TypePointer();
value = m_value % other.m_value;
break;
default:
return TypePointer();
}
return make_shared<IntegerConstantType>(value);
}
}
bool IntegerConstantType::operator==(Type const& _other) const
{
if (_other.getCategory() != getCategory())
return false;
return m_value == dynamic_cast<IntegerConstantType const&>(_other).m_value;
}
string IntegerConstantType::toString() const
{
return "int_const " + m_value.str();
}
u256 IntegerConstantType::literalValue(Literal const*) const
{
// we ignore the literal and hope that the type was correctly determined
solAssert(m_value <= u256(-1), "Integer constant too large.");
solAssert(m_value >= -(bigint(1) << 255), "Integer constant too small.");
if (m_value >= 0)
return u256(m_value);
else
return s2u(s256(m_value));
}
shared_ptr<IntegerType const> IntegerConstantType::getIntegerType() const
{
bigint value = m_value;
bool negative = (value < 0);
if (negative) // convert to positive number of same bit requirements
value = ((-value) - 1) << 1;
if (value > u256(-1))
return shared_ptr<IntegerType const>();
else
return make_shared<IntegerType>(max(bytesRequired(value), 1u) * 8,
negative ? IntegerType::Modifier::SIGNED
: IntegerType::Modifier::UNSIGNED);
}
shared_ptr<StaticStringType> StaticStringType::smallestTypeForLiteral(string const& _literal)
{
@ -257,12 +375,13 @@ bool StaticStringType::operator==(Type const& _other) const
return other.m_bytes == m_bytes;
}
u256 StaticStringType::literalValue(const Literal& _literal) const
u256 StaticStringType::literalValue(const Literal* _literal) const
{
solAssert(_literal, "");
u256 value = 0;
for (char c: _literal.getValue())
for (char c: _literal->getValue())
value = (value << 8) | byte(c);
return value << ((32 - _literal.getValue().length()) * 8);
return value << ((32 - _literal->getValue().length()) * 8);
}
bool BoolType::isExplicitlyConvertibleTo(Type const& _convertTo) const
@ -278,35 +397,41 @@ bool BoolType::isExplicitlyConvertibleTo(Type const& _convertTo) const
return isImplicitlyConvertibleTo(_convertTo);
}
u256 BoolType::literalValue(Literal const& _literal) const
u256 BoolType::literalValue(Literal const* _literal) const
{
if (_literal.getToken() == Token::TRUE_LITERAL)
solAssert(_literal, "");
if (_literal->getToken() == Token::TRUE_LITERAL)
return u256(1);
else if (_literal.getToken() == Token::FALSE_LITERAL)
else if (_literal->getToken() == Token::FALSE_LITERAL)
return u256(0);
else
BOOST_THROW_EXCEPTION(InternalCompilerError() << errinfo_comment("Bool type constructed from non-boolean literal."));
}
TypePointer BoolType::binaryOperatorResultImpl(Token::Value _operator, TypePointer const& _this, TypePointer const& _other) const
TypePointer BoolType::binaryOperatorResult(Token::Value _operator, TypePointer const& _other) const
{
if (getCategory() != _other->getCategory())
return TypePointer();
if (Token::isCompareOp(_operator) || _operator == Token::AND || _operator == Token::OR)
return _this;
return _other;
else
return TypePointer();
}
bool ContractType::isExplicitlyConvertibleTo(Type const& _convertTo) const
bool ContractType::isImplicitlyConvertibleTo(Type const& _convertTo) const
{
if (isImplicitlyConvertibleTo(_convertTo))
if (*this == _convertTo)
return true;
if (_convertTo.getCategory() == Category::INTEGER)
return dynamic_cast<IntegerType const&>(_convertTo).isAddress();
return false;
}
bool ContractType::isExplicitlyConvertibleTo(Type const& _convertTo) const
{
return isImplicitlyConvertibleTo(_convertTo) || _convertTo.getCategory() == Category::INTEGER;
}
bool ContractType::operator==(Type const& _other) const
{
if (_other.getCategory() != getCategory())
@ -333,9 +458,11 @@ MemberList const& ContractType::getMembers() const
// We need to lazy-initialize it because of recursive references.
if (!m_members)
{
map<string, shared_ptr<Type const>> members;
for (FunctionDefinition const* function: m_contract.getInterfaceFunctions())
members[function->getName()] = make_shared<FunctionType>(*function, false);
// All address members and all interface functions
map<string, shared_ptr<Type const>> members(IntegerType::AddressMemberList.begin(),
IntegerType::AddressMemberList.end());
for (auto const& it: m_contract.getInterfaceFunctions())
members[it.second->getName()] = make_shared<FunctionType>(*it.second, false);
m_members.reset(new MemberList(members));
}
return *m_members;
@ -347,23 +474,21 @@ shared_ptr<FunctionType const> const& ContractType::getConstructorType() const
{
FunctionDefinition const* constructor = m_contract.getConstructor();
if (constructor)
m_constructorType = make_shared<FunctionType const>(*constructor);
m_constructorType = make_shared<FunctionType>(*constructor);
else
m_constructorType = make_shared<FunctionType const>(TypePointers(), TypePointers());
m_constructorType = make_shared<FunctionType>(TypePointers(), TypePointers());
}
return m_constructorType;
}
unsigned ContractType::getFunctionIndex(string const& _functionName) const
u256 ContractType::getFunctionIdentifier(string const& _functionName) const
{
unsigned index = 0;
for (FunctionDefinition const* function: m_contract.getInterfaceFunctions())
{
if (function->getName() == _functionName)
return index;
++index;
}
BOOST_THROW_EXCEPTION(InternalCompilerError() << errinfo_comment("Index of non-existing contract function requested."));
auto interfaceFunctions = m_contract.getInterfaceFunctions();
for (auto it = interfaceFunctions.cbegin(); it != interfaceFunctions.cend(); ++it)
if (it->second->getName() == _functionName)
return FixedHash<4>::Arith(it->first);
return Invalid256;
}
bool StructType::operator==(Type const& _other) const
@ -494,6 +619,15 @@ string FunctionType::getCanonicalSignature() const
return ret + ")";
}
TypePointers FunctionType::parseElementaryTypeVector(strings const& _types)
{
TypePointers pointers;
pointers.reserve(_types.size());
for (string const& type: _types)
pointers.push_back(Type::fromElementaryTypeName(Token::fromIdentifierOrKeyword(type)));
return pointers;
}
bool MappingType::operator==(Type const& _other) const
{
if (_other.getCategory() != getCategory())
@ -521,21 +655,21 @@ MagicType::MagicType(MagicType::Kind _kind):
switch (m_kind)
{
case Kind::BLOCK:
m_members = MemberList({{"coinbase", make_shared<IntegerType const>(0, IntegerType::Modifier::ADDRESS)},
{"timestamp", make_shared<IntegerType const>(256)},
{"prevhash", make_shared<IntegerType const>(256, IntegerType::Modifier::HASH)},
{"difficulty", make_shared<IntegerType const>(256)},
{"number", make_shared<IntegerType const>(256)},
{"gaslimit", make_shared<IntegerType const>(256)}});
m_members = MemberList({{"coinbase", make_shared<IntegerType>(0, IntegerType::Modifier::ADDRESS)},
{"timestamp", make_shared<IntegerType >(256)},
{"prevhash", make_shared<IntegerType>(256, IntegerType::Modifier::HASH)},
{"difficulty", make_shared<IntegerType>(256)},
{"number", make_shared<IntegerType>(256)},
{"gaslimit", make_shared<IntegerType>(256)}});
break;
case Kind::MSG:
m_members = MemberList({{"sender", make_shared<IntegerType const>(0, IntegerType::Modifier::ADDRESS)},
{"gas", make_shared<IntegerType const>(256)},
{"value", make_shared<IntegerType const>(256)}});
m_members = MemberList({{"sender", make_shared<IntegerType>(0, IntegerType::Modifier::ADDRESS)},
{"gas", make_shared<IntegerType>(256)},
{"value", make_shared<IntegerType>(256)}});
break;
case Kind::TX:
m_members = MemberList({{"origin", make_shared<IntegerType const>(0, IntegerType::Modifier::ADDRESS)},
{"gasprice", make_shared<IntegerType const>(256)}});
m_members = MemberList({{"origin", make_shared<IntegerType>(0, IntegerType::Modifier::ADDRESS)},
{"gasprice", make_shared<IntegerType>(256)}});
break;
default:
BOOST_THROW_EXCEPTION(InternalCompilerError() << errinfo_comment("Unknown kind of magic."));

146
libsolidity/Types.h

@ -70,12 +70,12 @@ private:
/**
* Abstract base class that forms the root of the type hierarchy.
*/
class Type: private boost::noncopyable
class Type: private boost::noncopyable, public std::enable_shared_from_this<Type>
{
public:
enum class Category
{
INTEGER, BOOL, REAL, STRING, CONTRACT, STRUCT, FUNCTION, MAPPING, VOID, TYPE, MAGIC
INTEGER, INTEGER_CONSTANT, BOOL, REAL, STRING, CONTRACT, STRUCT, FUNCTION, MAPPING, VOID, TYPE, MAGIC
};
///@{
@ -92,12 +92,6 @@ public:
static TypePointer forLiteral(Literal const& _literal);
/// @returns a pointer to _a or _b if the other is implicitly convertible to it or nullptr otherwise
static TypePointer commonType(TypePointer const& _a, TypePointer const& _b);
/// @returns the resulting type of applying the given operator or an empty pointer if this is not possible.
/// The default implementation allows comparison operators if a common type exists
static TypePointer binaryOperatorResult(Token::Value _operator, TypePointer const& _a, TypePointer const& _b)
{
return _a->binaryOperatorResultImpl(_operator, _a, _b);
}
virtual Category getCategory() const = 0;
virtual bool isImplicitlyConvertibleTo(Type const& _other) const { return *this == _other; }
@ -105,13 +99,24 @@ public:
{
return isImplicitlyConvertibleTo(_convertTo);
}
virtual bool acceptsUnaryOperator(Token::Value) const { return false; }
/// @returns the resulting type of applying the given unary operator or an empty pointer if
/// this is not possible.
/// The default implementation does not allow any unary operator.
virtual TypePointer unaryOperatorResult(Token::Value) const { return TypePointer(); }
/// @returns the resulting type of applying the given binary operator or an empty pointer if
/// this is not possible.
/// The default implementation allows comparison operators if a common type exists
virtual TypePointer binaryOperatorResult(Token::Value _operator, TypePointer const& _other) const
{
return Token::isCompareOp(_operator) ? commonType(shared_from_this(), _other) : TypePointer();
}
virtual bool operator==(Type const& _other) const { return getCategory() == _other.getCategory(); }
virtual bool operator!=(Type const& _other) const { return !this->operator ==(_other); }
/// @returns number of bytes used by this type when encoded for CALL, or 0 if the encoding
/// is not a simple big-endian encoding or the type cannot be stored on the stack.
/// is not a simple big-endian encoding or the type cannot be stored in calldata.
/// Note that irrespective of this size, each calldata element is padded to a multiple of 32 bytes.
virtual unsigned getCalldataEncodedSize() const { return 0; }
/// @returns number of bytes required to hold this value in storage.
/// For dynamically "allocated" types, it returns the size of the statically allocated head,
@ -131,18 +136,13 @@ public:
TypePointer getMemberType(std::string const& _name) const { return getMembers().getMemberType(_name); }
virtual std::string toString() const = 0;
virtual u256 literalValue(Literal const&) const
virtual u256 literalValue(Literal const*) const
{
BOOST_THROW_EXCEPTION(InternalCompilerError() << errinfo_comment("Literal value requested "
"for type without literals."));
}
protected:
virtual TypePointer binaryOperatorResultImpl(Token::Value _operator, TypePointer const& _a, TypePointer const& _b) const
{
return Token::isCompareOp(_operator) ? commonType(_a, _b) : TypePointer();
}
/// Convenience object used when returning an empty member list.
static const MemberList EmptyMemberList;
};
@ -159,15 +159,12 @@ public:
};
virtual Category getCategory() const override { return Category::INTEGER; }
/// @returns the smallest integer type for the given literal or an empty pointer
/// if no type fits.
static std::shared_ptr<IntegerType const> smallestTypeForLiteral(std::string const& _literal);
explicit IntegerType(int _bits, Modifier _modifier = Modifier::UNSIGNED);
virtual bool isImplicitlyConvertibleTo(Type const& _convertTo) const override;
virtual bool isExplicitlyConvertibleTo(Type const& _convertTo) const override;
virtual bool acceptsUnaryOperator(Token::Value _operator) const override;
virtual TypePointer unaryOperatorResult(Token::Value _operator) const override;
virtual TypePointer binaryOperatorResult(Token::Value _operator, TypePointer const& _other) const override;
virtual bool operator==(Type const& _other) const override;
@ -177,20 +174,51 @@ public:
virtual MemberList const& getMembers() const { return isAddress() ? AddressMemberList : EmptyMemberList; }
virtual std::string toString() const override;
virtual u256 literalValue(Literal const& _literal) const override;
int getNumBits() const { return m_bits; }
bool isHash() const { return m_modifier == Modifier::HASH || m_modifier == Modifier::ADDRESS; }
bool isAddress() const { return m_modifier == Modifier::ADDRESS; }
int isSigned() const { return m_modifier == Modifier::SIGNED; }
protected:
virtual TypePointer binaryOperatorResultImpl(Token::Value _operator, TypePointer const& _this, TypePointer const& _other) const override;
static const MemberList AddressMemberList;
private:
int m_bits;
Modifier m_modifier;
static const MemberList AddressMemberList;
};
/**
* Integer constants either literals or computed. Example expressions: 2, 2+10, ~10.
* There is one distinct type per value.
*/
class IntegerConstantType: public Type
{
public:
virtual Category getCategory() const override { return Category::INTEGER_CONSTANT; }
static std::shared_ptr<IntegerConstantType const> fromLiteral(std::string const& _literal);
explicit IntegerConstantType(bigint _value): m_value(_value) {}
virtual bool isImplicitlyConvertibleTo(Type const& _convertTo) const override;
virtual bool isExplicitlyConvertibleTo(Type const& _convertTo) const override;
virtual TypePointer unaryOperatorResult(Token::Value _operator) const override;
virtual TypePointer binaryOperatorResult(Token::Value _operator, TypePointer const& _other) const override;
virtual bool operator==(Type const& _other) const override;
virtual bool canBeStored() const override { return false; }
virtual bool canLiveOutsideStorage() const override { return false; }
virtual unsigned getSizeOnStack() const override { return 1; }
virtual std::string toString() const override;
virtual u256 literalValue(Literal const* _literal) const override;
/// @returns the smallest integer type that can hold the value or an empty pointer if not possible.
std::shared_ptr<IntegerType const> getIntegerType() const;
private:
bigint m_value;
};
/**
@ -214,7 +242,7 @@ public:
virtual bool isValueType() const override { return true; }
virtual std::string toString() const override { return "string" + dev::toString(m_bytes); }
virtual u256 literalValue(Literal const& _literal) const override;
virtual u256 literalValue(Literal const* _literal) const override;
int getNumBytes() const { return m_bytes; }
@ -231,19 +259,17 @@ public:
BoolType() {}
virtual Category getCategory() const { return Category::BOOL; }
virtual bool isExplicitlyConvertibleTo(Type const& _convertTo) const override;
virtual bool acceptsUnaryOperator(Token::Value _operator) const override
virtual TypePointer unaryOperatorResult(Token::Value _operator) const override
{
return _operator == Token::NOT || _operator == Token::DELETE;
return (_operator == Token::NOT || _operator == Token::DELETE) ? shared_from_this() : TypePointer();
}
virtual TypePointer binaryOperatorResult(Token::Value _operator, TypePointer const& _other) const override;
virtual unsigned getCalldataEncodedSize() const { return 1; }
virtual bool isValueType() const override { return true; }
virtual std::string toString() const override { return "bool"; }
virtual u256 literalValue(Literal const& _literal) const override;
protected:
virtual TypePointer binaryOperatorResultImpl(Token::Value _operator, TypePointer const& _this, TypePointer const& _other) const override;
virtual u256 literalValue(Literal const* _literal) const override;
};
/**
@ -254,7 +280,9 @@ class ContractType: public Type
public:
virtual Category getCategory() const override { return Category::CONTRACT; }
ContractType(ContractDefinition const& _contract): m_contract(_contract) {}
/// Contracts can be converted to themselves and to addresses.
/// Contracts can be implicitly converted to super classes and to addresses.
virtual bool isImplicitlyConvertibleTo(Type const& _convertTo) const override;
/// Contracts can be converted to themselves and to integers.
virtual bool isExplicitlyConvertibleTo(Type const& _convertTo) const override;
virtual bool operator==(Type const& _other) const override;
virtual u256 getStorageSize() const override;
@ -267,7 +295,9 @@ public:
/// is not used, as this type cannot be the type of a variable or expression.
std::shared_ptr<FunctionType const> const& getConstructorType() const;
unsigned getFunctionIndex(std::string const& _functionName) const;
/// @returns the identifier of the function with the given name or Invalid256 if such a name does
/// not exist.
u256 getFunctionIdentifier(std::string const& _functionName) const;
private:
ContractDefinition const& m_contract;
@ -285,9 +315,9 @@ class StructType: public Type
public:
virtual Category getCategory() const override { return Category::STRUCT; }
StructType(StructDefinition const& _struct): m_struct(_struct) {}
virtual bool acceptsUnaryOperator(Token::Value _operator) const override
virtual TypePointer unaryOperatorResult(Token::Value _operator) const override
{
return _operator == Token::DELETE;
return _operator == Token::DELETE ? shared_from_this() : TypePointer();
}
virtual bool operator==(Type const& _other) const override;
@ -318,10 +348,14 @@ public:
/// INTERNAL: jump tag, EXTERNAL: contract address + function index,
/// BARE: contract address (non-abi contract call)
/// OTHERS: special virtual function, nothing on the stack
enum class Location { INTERNAL, EXTERNAL, SEND, SHA3, SUICIDE, ECRECOVER, SHA256, RIPEMD160, BARE };
enum class Location { INTERNAL, EXTERNAL, SEND, SHA3, SUICIDE, ECRECOVER, SHA256, RIPEMD160, LOG0, LOG1, LOG2, LOG3, LOG4, BARE };
virtual Category getCategory() const override { return Category::FUNCTION; }
explicit FunctionType(FunctionDefinition const& _function, bool _isInternal = true);
FunctionType(strings const& _parameterTypes, strings const& _returnParameterTypes,
Location _location = Location::INTERNAL):
FunctionType(parseElementaryTypeVector(_parameterTypes), parseElementaryTypeVector(_returnParameterTypes),
_location) {}
FunctionType(TypePointers const& _parameterTypes, TypePointers const& _returnParameterTypes,
Location _location = Location::INTERNAL):
m_parameterTypes(_parameterTypes), m_returnParameterTypes(_returnParameterTypes),
@ -341,6 +375,8 @@ public:
std::string getCanonicalSignature() const;
private:
static TypePointers parseElementaryTypeVector(strings const& _types);
TypePointers m_parameterTypes;
TypePointers m_returnParameterTypes;
Location m_location;
@ -378,20 +414,12 @@ public:
virtual Category getCategory() const override { return Category::VOID; }
VoidType() {}
virtual TypePointer binaryOperatorResult(Token::Value, TypePointer const&) const override { return TypePointer(); }
virtual std::string toString() const override { return "void"; }
virtual bool canBeStored() const override { return false; }
virtual u256 getStorageSize() const override { BOOST_THROW_EXCEPTION(InternalCompilerError() << errinfo_comment("Storage size of non-storable void type requested.")); }
virtual bool canLiveOutsideStorage() const override { return false; }
virtual unsigned getSizeOnStack() const override { return 0; }
protected:
virtual TypePointer binaryOperatorResultImpl(Token::Value _operator, TypePointer const& _this, TypePointer const& _other) const override
{
(void)_operator;
(void)_this;
(void)_other;
return TypePointer();
}
};
/**
@ -403,24 +431,15 @@ class TypeType: public Type
public:
virtual Category getCategory() const override { return Category::TYPE; }
TypeType(TypePointer const& _actualType): m_actualType(_actualType) {}
TypePointer const& getActualType() const { return m_actualType; }
virtual TypePointer binaryOperatorResult(Token::Value, TypePointer const&) const override { return TypePointer(); }
virtual bool operator==(Type const& _other) const override;
virtual bool canBeStored() const override { return false; }
virtual u256 getStorageSize() const override { BOOST_THROW_EXCEPTION(InternalCompilerError() << errinfo_comment("Storage size of non-storable type type requested.")); }
virtual bool canLiveOutsideStorage() const override { return false; }
virtual std::string toString() const override { return "type(" + m_actualType->toString() + ")"; }
protected:
virtual TypePointer binaryOperatorResultImpl(Token::Value _operator, TypePointer const& _this, TypePointer const& _other) const override
{
(void)_operator;
(void)_this;
(void)_other;
return TypePointer();
}
private:
TypePointer m_actualType;
};
@ -437,6 +456,12 @@ public:
virtual Category getCategory() const override { return Category::MAGIC; }
MagicType(Kind _kind);
virtual TypePointer binaryOperatorResult(Token::Value, TypePointer const&) const override
{
return TypePointer();
}
virtual bool operator==(Type const& _other) const;
virtual bool canBeStored() const override { return false; }
virtual bool canLiveOutsideStorage() const override { return true; }
@ -445,15 +470,6 @@ public:
virtual std::string toString() const override;
protected:
virtual TypePointer binaryOperatorResultImpl(Token::Value _operator, TypePointer const& _this, TypePointer const& _other) const override
{
(void)_operator;
(void)_this;
(void)_other;
return TypePointer();
}
private:
Kind m_kind;

637
libweb3jsonrpc/WebThreeStubServer.cpp

@ -21,198 +21,19 @@
* @date 2014
*/
#include <libsolidity/CompilerStack.h>
#include <libsolidity/Scanner.h>
#include <libsolidity/SourceReferenceFormatter.h>
#include "WebThreeStubServer.h"
#include <libevmcore/Instruction.h>
#include <liblll/Compiler.h>
#include <libethereum/Client.h>
#include <libwebthree/WebThree.h>
#include <libdevcore/CommonJS.h>
#include <boost/filesystem.hpp>
#include <libwebthree/WebThree.h>
#include <libdevcrypto/FileSystem.h>
#include <libwhisper/Message.h>
#include <libwhisper/WhisperHost.h>
#include <libserpent/funcs.h>
#include "WebThreeStubServer.h"
using namespace std;
using namespace dev;
using namespace dev::eth;
static Json::Value toJson(dev::eth::BlockInfo const& _bi)
{
Json::Value res;
res["hash"] = boost::lexical_cast<string>(_bi.hash);
res["parentHash"] = toJS(_bi.parentHash);
res["sha3Uncles"] = toJS(_bi.sha3Uncles);
res["miner"] = toJS(_bi.coinbaseAddress);
res["stateRoot"] = toJS(_bi.stateRoot);
res["transactionsRoot"] = toJS(_bi.transactionsRoot);
res["difficulty"] = toJS(_bi.difficulty);
res["number"] = (int)_bi.number;
res["gasLimit"] = (int)_bi.gasLimit;
res["timestamp"] = (int)_bi.timestamp;
res["extraData"] = jsFromBinary(_bi.extraData);
res["nonce"] = toJS(_bi.nonce);
return res;
}
static Json::Value toJson(dev::eth::Transaction const& _t)
{
Json::Value res;
res["hash"] = toJS(_t.sha3());
res["input"] = jsFromBinary(_t.data());
res["to"] = toJS(_t.receiveAddress());
res["from"] = toJS(_t.sender());
res["gas"] = (int)_t.gas();
res["gasPrice"] = toJS(_t.gasPrice());
res["nonce"] = toJS(_t.nonce());
res["value"] = toJS(_t.value());
return res;
}
static Json::Value toJson(dev::eth::LogEntry const& _e)
{
Json::Value res;
res["data"] = jsFromBinary(_e.data);
res["address"] = toJS(_e.address);
for (auto const& t: _e.topics)
res["topics"].append(toJS(t));
return res;
}
static Json::Value toJson(dev::eth::LogEntries const& _es) // commented to avoid warning. Uncomment once in use @ poC-7.
{
Json::Value res;
for (dev::eth::LogEntry const& e: _es)
res.append(toJson(e));
return res;
}
static Json::Value toJson(std::map<u256, u256> const& _storage)
{
Json::Value res(Json::objectValue);
for (auto i: _storage)
res[toJS(i.first)] = toJS(i.second);
return res;
}
static dev::eth::LogFilter toLogFilter(Json::Value const& _json) // commented to avoid warning. Uncomment once in use @ PoC-7.
{
dev::eth::LogFilter filter;
if (!_json.isObject() || _json.empty())
return filter;
if (_json["earliest"].isInt())
filter.withEarliest(_json["earliest"].asInt());
if (_json["latest"].isInt())
filter.withLatest(_json["lastest"].asInt());
if (_json["max"].isInt())
filter.withMax(_json["max"].asInt());
if (_json["skip"].isInt())
filter.withSkip(_json["skip"].asInt());
if (!_json["address"].empty())
{
if (_json["address"].isArray())
{
for (auto i : _json["address"])
if (i.isString())
filter.address(jsToAddress(i.asString()));
}
else if (_json["address"].isString())
filter.address(jsToAddress(_json["address"].asString()));
}
if (!_json["topics"].empty())
{
if (_json["topics"].isArray())
{
for (auto i: _json["topics"])
if (i.isString())
filter.topic(jsToU256(i.asString()));
}
else if(_json["topics"].isString())
filter.topic(jsToU256(_json["topics"].asString()));
}
return filter;
}
static shh::Message toMessage(Json::Value const& _json)
{
shh::Message ret;
if (_json["from"].isString())
ret.setFrom(jsToPublic(_json["from"].asString()));
if (_json["to"].isString())
ret.setTo(jsToPublic(_json["to"].asString()));
if (_json["payload"].isString())
ret.setPayload(jsToBytes(_json["payload"].asString()));
return ret;
}
static shh::Envelope toSealed(Json::Value const& _json, shh::Message const& _m, Secret _from)
{
unsigned ttl = 50;
unsigned workToProve = 50;
shh::BuildTopic bt;
if (_json["ttl"].isInt())
ttl = _json["ttl"].asInt();
if (_json["workToProve"].isInt())
workToProve = _json["workToProve"].asInt();
if (!_json["topic"].empty())
{
if (_json["topic"].isString())
bt.shift(jsToBytes(_json["topic"].asString()));
else if (_json["topic"].isArray())
for (auto i: _json["topic"])
if (i.isString())
bt.shift(jsToBytes(i.asString()));
}
return _m.seal(_from, bt, ttl, workToProve);
}
static pair<shh::TopicMask, Public> toWatch(Json::Value const& _json)
{
shh::BuildTopicMask bt;
Public to;
if (_json["to"].isString())
to = jsToPublic(_json["to"].asString());
if (!_json["topic"].empty())
{
if (_json["topic"].isString())
bt.shift(jsToBytes(_json["topic"].asString()));
else if (_json["topic"].isArray())
for (auto i: _json["topic"])
if (i.isString())
bt.shift(jsToBytes(i.asString()));
}
return make_pair(bt.toTopicMask(), to);
}
static Json::Value toJson(h256 const& _h, shh::Envelope const& _e, shh::Message const& _m)
{
Json::Value res;
res["hash"] = toJS(_h);
res["expiry"] = (int)_e.expiry();
res["sent"] = (int)_e.sent();
res["ttl"] = (int)_e.ttl();
res["workProved"] = (int)_e.workProved();
for (auto const& t: _e.topics())
res["topics"].append(toJS(t));
res["payload"] = toJS(_m.payload());
res["from"] = toJS(_m.from());
res["to"] = toJS(_m.to());
return res;
}
WebThreeStubServer::WebThreeStubServer(jsonrpc::AbstractServerConnector& _conn, WebThreeDirect& _web3, std::vector<dev::KeyPair> const& _accounts):
AbstractWebThreeStubServer(_conn),
WebThreeStubServerBase(_conn, _accounts),
m_web3(_web3)
{
setAccounts(_accounts);
auto path = getDataDir() + "/.web3";
boost::filesystem::create_directories(path);
ldb::Options o;
@ -220,471 +41,37 @@ WebThreeStubServer::WebThreeStubServer(jsonrpc::AbstractServerConnector& _conn,
ldb::DB::Open(o, path, &m_db);
}
void WebThreeStubServer::setAccounts(std::vector<dev::KeyPair> const& _accounts)
{
m_accounts.clear();
for (auto i: _accounts)
m_accounts[i.address()] = i.secret();
}
void WebThreeStubServer::setIdentities(std::vector<dev::KeyPair> const& _ids)
{
m_ids.clear();
for (auto i: _ids)
m_ids[i.pub()] = i.secret();
}
dev::eth::Interface* WebThreeStubServer::client() const
dev::eth::Interface* WebThreeStubServer::client()
{
return m_web3.ethereum();
}
std::shared_ptr<dev::shh::Interface> WebThreeStubServer::face() const
std::shared_ptr<dev::shh::Interface> WebThreeStubServer::face()
{
return m_web3.whisper();
}
std::string WebThreeStubServer::web3_sha3(std::string const& _param1)
{
return toJS(sha3(jsToBytes(_param1)));
}
Json::Value WebThreeStubServer::eth_accounts()
dev::WebThreeNetworkFace* WebThreeStubServer::network()
{
Json::Value ret(Json::arrayValue);
for (auto i: m_accounts)
ret.append(toJS(i.first));
return ret;
return &m_web3;
}
std::string WebThreeStubServer::shh_addToGroup(std::string const& _group, std::string const& _who)
dev::WebThreeStubDatabaseFace* WebThreeStubServer::db()
{
(void)_group;
(void)_who;
return "";
return this;
}
std::string WebThreeStubServer::eth_balanceAt(string const& _address)
{
return toJS(client()->balanceAt(jsToAddress(_address), client()->getDefault()));
}
Json::Value WebThreeStubServer::eth_blockByHash(std::string const& _hash)
{
return toJson(client()->blockInfo(jsToFixed<32>(_hash)));
}
Json::Value WebThreeStubServer::eth_blockByNumber(int const& _number)
{
return toJson(client()->blockInfo(client()->hashFromNumber(_number)));
}
static TransactionSkeleton toTransaction(Json::Value const& _json)
{
TransactionSkeleton ret;
if (!_json.isObject() || _json.empty())
return ret;
if (_json["from"].isString())
ret.from = jsToAddress(_json["from"].asString());
if (_json["to"].isString())
ret.to = jsToAddress(_json["to"].asString());
if (!_json["value"].empty())
{
if (_json["value"].isString())
ret.value = jsToU256(_json["value"].asString());
else if (_json["value"].isInt())
ret.value = u256(_json["value"].asInt());
}
if (!_json["gas"].empty())
{
if (_json["gas"].isString())
ret.gas = jsToU256(_json["gas"].asString());
else if (_json["gas"].isInt())
ret.gas = u256(_json["gas"].asInt());
}
if (!_json["gasPrice"].empty())
{
if (_json["gasPrice"].isString())
ret.gasPrice = jsToU256(_json["gasPrice"].asString());
else if (_json["gasPrice"].isInt())
ret.gas = u256(_json["gas"].asInt());
}
if (!_json["data"].empty())
{
if (_json["data"].isString()) // ethereum.js has preconstructed the data array
ret.data = jsToBytes(_json["data"].asString());
else if (_json["data"].isArray()) // old style: array of 32-byte-padded values. TODO: remove PoC-8
for (auto i: _json["data"])
dev::operator +=(ret.data, padded(jsToBytes(i.asString()), 32));
}
if (_json["code"].isString())
ret.data = jsToBytes(_json["code"].asString());
return ret;
}
std::string WebThreeStubServer::eth_call(Json::Value const& _json)
{
std::string ret;
TransactionSkeleton t = toTransaction(_json);
if (!t.from && m_accounts.size())
{
auto b = m_accounts.begin()->first;
for (auto a: m_accounts)
if (client()->balanceAt(a.first) > client()->balanceAt(b))
b = a.first;
t.from = b;
}
if (!m_accounts.count(t.from))
return ret;
if (!t.gasPrice)
t.gasPrice = 10 * dev::eth::szabo;
if (!t.gas)
t.gas = min<u256>(client()->gasLimitRemaining(), client()->balanceAt(t.from) / t.gasPrice);
ret = toJS(client()->call(m_accounts[t.from].secret(), t.value, t.to, t.data, t.gas, t.gasPrice));
return ret;
}
bool WebThreeStubServer::eth_changed(int const& _id)
{
return client()->checkWatch(_id);
}
std::string WebThreeStubServer::eth_codeAt(string const& _address)
{
return jsFromBinary(client()->codeAt(jsToAddress(_address), client()->getDefault()));
}
std::string WebThreeStubServer::eth_coinbase()
{
return toJS(client()->address());
}
double WebThreeStubServer::eth_countAt(string const& _address)
{
return (double)(uint64_t)client()->countAt(jsToAddress(_address), client()->getDefault());
}
int WebThreeStubServer::eth_defaultBlock()
{
return client()->getDefault();
}
std::string WebThreeStubServer::eth_gasPrice()
{
return toJS(10 * dev::eth::szabo);
}
std::string WebThreeStubServer::db_get(std::string const& _name, std::string const& _key)
std::string WebThreeStubServer::get(std::string const& _name, std::string const& _key)
{
bytes k = sha3(_name).asBytes() + sha3(_key).asBytes();
string ret;
m_db->Get(m_readOptions, ldb::Slice((char const*)k.data(), k.size()), &ret);
return toJS(dev::asBytes(ret));
}
Json::Value WebThreeStubServer::eth_filterLogs(int const& _id)
{
return toJson(client()->logs(_id));
}
Json::Value WebThreeStubServer::eth_logs(Json::Value const& _json)
{
return toJson(client()->logs(toLogFilter(_json)));
}
std::string WebThreeStubServer::db_getString(std::string const& _name, std::string const& _key)
{
bytes k = sha3(_name).asBytes() + sha3(_key).asBytes();
string ret;
m_db->Get(m_readOptions, ldb::Slice((char const*)k.data(), k.size()), &ret);
return ret;
}
bool WebThreeStubServer::shh_haveIdentity(std::string const& _id)
{
return m_ids.count(jsToPublic(_id)) > 0;
}
bool WebThreeStubServer::eth_listening()
{
return m_web3.isNetworkStarted();
}
bool WebThreeStubServer::eth_mining()
{
return client()->isMining();
}
int WebThreeStubServer::eth_newFilter(Json::Value const& _json)
{
unsigned ret = -1;
ret = client()->installWatch(toLogFilter(_json));
return ret;
}
int WebThreeStubServer::eth_newFilterString(std::string const& _filter)
{
unsigned ret = -1;
if (_filter.compare("chain") == 0)
ret = client()->installWatch(dev::eth::ChainChangedFilter);
else if (_filter.compare("pending") == 0)
ret = client()->installWatch(dev::eth::PendingChangedFilter);
return ret;
}
std::string WebThreeStubServer::shh_newGroup(std::string const& _id, std::string const& _who)
{
(void)_id;
(void)_who;
return "";
}
std::string WebThreeStubServer::shh_newIdentity()
{
// cnote << this << m_ids;
KeyPair kp = KeyPair::create();
m_ids[kp.pub()] = kp.secret();
return toJS(kp.pub());
}
Json::Value WebThreeStubServer::eth_compilers()
{
Json::Value ret(Json::arrayValue);
ret.append("lll");
ret.append("solidity");
ret.append("serpent");
return ret;
}
std::string WebThreeStubServer::eth_lll(std::string const& _code)
{
string res;
vector<string> errors;
res = toJS(dev::eth::compileLLL(_code, true, &errors));
cwarn << "LLL compilation errors: " << errors;
return res;
}
std::string WebThreeStubServer::eth_serpent(std::string const& _code)
{
string res;
try
{
res = toJS(dev::asBytes(::compile(_code)));
}
catch (string err)
{
cwarn << "Solidity compilation error: " << err;
}
catch (...)
{
cwarn << "Uncought serpent compilation exception";
}
return res;
}
std::string WebThreeStubServer::eth_solidity(std::string const& _code)
{
string res;
dev::solidity::CompilerStack compiler;
try
{
res = toJS(compiler.compile(_code, true));
}
catch (dev::Exception const& exception)
{
ostringstream error;
solidity::SourceReferenceFormatter::printExceptionInformation(error, exception, "Error", compiler);
cwarn << "Solidity compilation error: " << error.str();
}
catch (...)
{
cwarn << "Uncought solidity compilation exception";
}
return res;
}
int WebThreeStubServer::eth_number()
{
return client()->number() + 1;
}
int WebThreeStubServer::eth_peerCount()
{
return m_web3.peerCount();
}
bool WebThreeStubServer::shh_post(Json::Value const& _json)
{
shh::Message m = toMessage(_json);
Secret from;
if (m.from() && m_ids.count(m.from()))
{
cwarn << "Silently signing message from identity" << m.from().abridged() << ": User validation hook goes here.";
// TODO: insert validification hook here.
from = m_ids[m.from()];
}
face()->inject(toSealed(_json, m, from));
return true;
}
bool WebThreeStubServer::db_put(std::string const& _name, std::string const& _key, std::string const& _value)
void WebThreeStubServer::put(std::string const& _name, std::string const& _key, std::string const& _value)
{
bytes k = sha3(_name).asBytes() + sha3(_key).asBytes();
bytes v = jsToBytes(_value);
m_db->Put(m_writeOptions, ldb::Slice((char const*)k.data(), k.size()), ldb::Slice((char const*)v.data(), v.size()));
return true;
}
bool WebThreeStubServer::db_putString(std::string const& _name, std::string const& _key, std::string const& _value)
{
bytes k = sha3(_name).asBytes() + sha3(_key).asBytes();
string v = _value;
m_db->Put(m_writeOptions, ldb::Slice((char const*)k.data(), k.size()), ldb::Slice((char const*)v.data(), v.size()));
return true;
}
bool WebThreeStubServer::eth_setCoinbase(std::string const& _address)
{
client()->setAddress(jsToAddress(_address));
return true;
}
bool WebThreeStubServer::eth_setDefaultBlock(int const& _block)
{
client()->setDefault(_block);
return true;
}
bool WebThreeStubServer::eth_setListening(bool const& _listening)
{
if (_listening)
m_web3.startNetwork();
else
m_web3.stopNetwork();
return true;
}
bool WebThreeStubServer::eth_setMining(bool const& _mining)
{
if (_mining)
client()->startMining();
else
client()->stopMining();
return true;
}
Json::Value WebThreeStubServer::shh_changed(int const& _id)
{
Json::Value ret(Json::arrayValue);
auto pub = m_shhWatches[_id];
if (!pub || m_ids.count(pub))
for (h256 const& h: face()->checkWatch(_id))
{
auto e = face()->envelope(h);
shh::Message m;
if (pub)
{
cwarn << "Silently decrypting message from identity" << pub.abridged() << ": User validation hook goes here.";
m = e.open(m_ids[pub]);
if (!m)
continue;
}
else
m = e.open();
ret.append(toJson(h, e, m));
}
return ret;
}
int WebThreeStubServer::shh_newFilter(Json::Value const& _json)
{
auto w = toWatch(_json);
auto ret = face()->installWatch(w.first);
m_shhWatches.insert(make_pair(ret, w.second));
return ret;
}
bool WebThreeStubServer::shh_uninstallFilter(int const& _id)
{
face()->uninstallWatch(_id);
return true;
}
std::string WebThreeStubServer::eth_stateAt(string const& _address, string const& _storage)
{
return toJS(client()->stateAt(jsToAddress(_address), jsToU256(_storage), client()->getDefault()));
}
Json::Value WebThreeStubServer::eth_storageAt(string const& _address)
{
return toJson(client()->storageAt(jsToAddress(_address)));
}
std::string WebThreeStubServer::eth_transact(Json::Value const& _json)
{
std::string ret;
TransactionSkeleton t = toTransaction(_json);
if (!t.from && m_accounts.size())
{
auto b = m_accounts.begin()->first;
for (auto a: m_accounts)
if (client()->balanceAt(a.first) > client()->balanceAt(b))
b = a.first;
t.from = b;
}
if (!m_accounts.count(t.from))
return ret;
if (!t.gasPrice)
t.gasPrice = 10 * dev::eth::szabo;
if (!t.gas)
t.gas = min<u256>(client()->gasLimitRemaining(), client()->balanceAt(t.from) / t.gasPrice);
if (authenticate(t))
{
if (t.to)
// TODO: from qethereum, insert validification hook here.
client()->transact(m_accounts[t.from].secret(), t.value, t.to, t.data, t.gas, t.gasPrice);
else
ret = toJS(client()->transact(m_accounts[t.from].secret(), t.value, t.data, t.gas, t.gasPrice));
client()->flushTransactions();
}
return ret;
}
bool WebThreeStubServer::authenticate(TransactionSkeleton const& _t) const
{
cwarn << "Silently signing transaction from address" << _t.from.abridged() << ": User validation hook goes here.";
return true;
}
Json::Value WebThreeStubServer::eth_transactionByHash(std::string const& _hash, int const& _i)
{
return toJson(client()->transaction(jsToFixed<32>(_hash), _i));
}
Json::Value WebThreeStubServer::eth_transactionByNumber(int const& _number, int const& _i)
{
return toJson(client()->transaction(client()->hashFromNumber(_number), _i));
}
Json::Value WebThreeStubServer::eth_uncleByHash(std::string const& _hash, int const& _i)
{
return toJson(client()->uncle(jsToFixed<32>(_hash), _i));
}
Json::Value WebThreeStubServer::eth_uncleByNumber(int const& _number, int const& _i)
{
return toJson(client()->uncle(client()->hashFromNumber(_number), _i));
}
bool WebThreeStubServer::eth_uninstallFilter(int const& _id)
{
client()->uninstallWatch(_id);
return true;
m_db->Put(m_writeOptions, ldb::Slice((char const*)k.data(), k.size()), ldb::Slice((char const*)_value.data(), _value.size()));
}

104
libweb3jsonrpc/WebThreeStubServer.h

@ -28,111 +28,33 @@
#include <leveldb/db.h>
#pragma warning(pop)
#include <iostream>
#include <jsonrpccpp/server.h>
#include <libdevcrypto/Common.h>
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wunused-parameter"
#include "abstractwebthreestubserver.h"
#pragma GCC diagnostic pop
namespace ldb = leveldb;
#include "WebThreeStubServerBase.h"
namespace dev
{
class WebThreeDirect;
class KeyPair;
class TransactionSkeleton;
namespace eth
{
class Interface;
}
namespace shh
{
class Interface;
}
}
/**
* @brief JSON-RPC api implementation
* @todo filters should work on unsigned instead of int
* unsigned are not supported in json-rpc-cpp and there are bugs with double in json-rpc-cpp version 0.2.1
* @todo split these up according to subprotocol (eth, shh, db, p2p, web3) and make it /very/ clear about how to add other subprotocols.
* @todo modularise everything so additional subprotocols don't need to change this file.
* @brief JSON-RPC api implementation for WebThreeDirect
*/
class WebThreeStubServer: public AbstractWebThreeStubServer
class WebThreeStubServer: public dev::WebThreeStubServerBase, public dev::WebThreeStubDatabaseFace
{
public:
WebThreeStubServer(jsonrpc::AbstractServerConnector& _conn, dev::WebThreeDirect& _web3, std::vector<dev::KeyPair> const& _accounts);
virtual std::string web3_sha3(std::string const& _param1);
virtual Json::Value eth_accounts();
virtual std::string eth_balanceAt(std::string const& _address);
virtual Json::Value eth_blockByHash(std::string const& _hash);
virtual Json::Value eth_blockByNumber(int const& _number);
virtual std::string eth_call(Json::Value const& _json);
virtual bool eth_changed(int const& _id);
virtual std::string eth_codeAt(std::string const& _address);
virtual std::string eth_coinbase();
virtual Json::Value eth_compilers();
virtual double eth_countAt(std::string const& _address);
virtual int eth_defaultBlock();
virtual std::string eth_gasPrice();
virtual Json::Value eth_filterLogs(int const& _id);
virtual Json::Value eth_logs(Json::Value const& _json);
virtual bool eth_listening();
virtual bool eth_mining();
virtual int eth_newFilter(Json::Value const& _json);
virtual int eth_newFilterString(std::string const& _filter);
virtual int eth_number();
virtual int eth_peerCount();
virtual bool eth_setCoinbase(std::string const& _address);
virtual bool eth_setDefaultBlock(int const& _block);
virtual bool eth_setListening(bool const& _listening);
virtual std::string eth_lll(std::string const& _s);
virtual std::string eth_serpent(std::string const& _s);
virtual bool eth_setMining(bool const& _mining);
virtual std::string eth_solidity(std::string const& _code);
virtual std::string eth_stateAt(std::string const& _address, std::string const& _storage);
virtual Json::Value eth_storageAt(std::string const& _address);
virtual std::string eth_transact(Json::Value const& _json);
virtual Json::Value eth_transactionByHash(std::string const& _hash, int const& _i);
virtual Json::Value eth_transactionByNumber(int const& _number, int const& _i);
virtual Json::Value eth_uncleByHash(std::string const& _hash, int const& _i);
virtual Json::Value eth_uncleByNumber(int const& _number, int const& _i);
virtual bool eth_uninstallFilter(int const& _id);
virtual std::string db_get(std::string const& _name, std::string const& _key);
virtual std::string db_getString(std::string const& _name, std::string const& _key);
virtual bool db_put(std::string const& _name, std::string const& _key, std::string const& _value);
virtual bool db_putString(std::string const& _name, std::string const& _key, std::string const& _value);
virtual std::string shh_addToGroup(std::string const& _group, std::string const& _who);
virtual Json::Value shh_changed(int const& _id);
virtual bool shh_haveIdentity(std::string const& _id);
virtual int shh_newFilter(Json::Value const& _json);
virtual std::string shh_newGroup(std::string const& _id, std::string const& _who);
virtual std::string shh_newIdentity();
virtual bool shh_post(Json::Value const& _json);
virtual bool shh_uninstallFilter(int const& _id);
void setAccounts(std::vector<dev::KeyPair> const& _accounts);
void setIdentities(std::vector<dev::KeyPair> const& _ids);
std::map<dev::Public, dev::Secret> const& ids() const { return m_ids; }
private:
dev::eth::Interface* client() override;
std::shared_ptr<dev::shh::Interface> face() override;
dev::WebThreeNetworkFace* network() override;
dev::WebThreeStubDatabaseFace* db() override;
protected:
virtual bool authenticate(dev::TransactionSkeleton const& _t) const;
std::string get(std::string const& _name, std::string const& _key) override;
void put(std::string const& _name, std::string const& _key, std::string const& _value) override;
private:
dev::eth::Interface* client() const;
std::shared_ptr<dev::shh::Interface> face() const;
dev::WebThreeDirect& m_web3;
std::map<dev::Address, dev::KeyPair> m_accounts;
ldb::ReadOptions m_readOptions;
ldb::WriteOptions m_writeOptions;
ldb::DB* m_db;
std::map<dev::Public, dev::Secret> m_ids;
std::map<unsigned, dev::Public> m_shhWatches;
leveldb::ReadOptions m_readOptions;
leveldb::WriteOptions m_writeOptions;
leveldb::DB* m_db;
};

665
libweb3jsonrpc/WebThreeStubServerBase.cpp

@ -0,0 +1,665 @@
/*
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 WebThreeStubServerBase.cpp
* @authors:
* Gav Wood <i@gavwood.com>
* Marek Kotewicz <marek@ethdev.com>
* @date 2014
*/
#include <libsolidity/CompilerStack.h>
#include <libsolidity/Scanner.h>
#include <libsolidity/SourceReferenceFormatter.h>
#include <libevmcore/Instruction.h>
#include <liblll/Compiler.h>
#include <libethereum/Client.h>
#include <libwebthree/WebThree.h>
#include <libdevcore/CommonJS.h>
#include <libwhisper/Message.h>
#include <libwhisper/WhisperHost.h>
#include <libserpent/funcs.h>
#include "WebThreeStubServerBase.h"
using namespace std;
using namespace dev;
using namespace dev::eth;
static Json::Value toJson(dev::eth::BlockInfo const& _bi)
{
Json::Value res;
res["hash"] = boost::lexical_cast<string>(_bi.hash);
res["parentHash"] = toJS(_bi.parentHash);
res["sha3Uncles"] = toJS(_bi.sha3Uncles);
res["miner"] = toJS(_bi.coinbaseAddress);
res["stateRoot"] = toJS(_bi.stateRoot);
res["transactionsRoot"] = toJS(_bi.transactionsRoot);
res["difficulty"] = toJS(_bi.difficulty);
res["number"] = (int)_bi.number;
res["gasLimit"] = (int)_bi.gasLimit;
res["timestamp"] = (int)_bi.timestamp;
res["extraData"] = jsFromBinary(_bi.extraData);
res["nonce"] = toJS(_bi.nonce);
return res;
}
static Json::Value toJson(dev::eth::Transaction const& _t)
{
Json::Value res;
res["hash"] = toJS(_t.sha3());
res["input"] = jsFromBinary(_t.data());
res["to"] = toJS(_t.receiveAddress());
res["from"] = toJS(_t.sender());
res["gas"] = (int)_t.gas();
res["gasPrice"] = toJS(_t.gasPrice());
res["nonce"] = toJS(_t.nonce());
res["value"] = toJS(_t.value());
return res;
}
static Json::Value toJson(dev::eth::LocalisedLogEntry const& _e)
{
Json::Value res;
res["data"] = jsFromBinary(_e.data);
res["address"] = toJS(_e.address);
for (auto const& t: _e.topics)
res["topics"].append(toJS(t));
res["number"] = _e.number;
return res;
}
static Json::Value toJson(dev::eth::LocalisedLogEntries const& _es) // commented to avoid warning. Uncomment once in use @ poC-7.
{
Json::Value res;
for (dev::eth::LocalisedLogEntry const& e: _es)
res.append(toJson(e));
return res;
}
static Json::Value toJson(std::map<u256, u256> const& _storage)
{
Json::Value res(Json::objectValue);
for (auto i: _storage)
res[toJS(i.first)] = toJS(i.second);
return res;
}
static dev::eth::LogFilter toLogFilter(Json::Value const& _json) // commented to avoid warning. Uncomment once in use @ PoC-7.
{
dev::eth::LogFilter filter;
if (!_json.isObject() || _json.empty())
return filter;
if (_json["earliest"].isInt())
filter.withEarliest(_json["earliest"].asInt());
if (_json["latest"].isInt())
filter.withLatest(_json["lastest"].asInt());
if (_json["max"].isInt())
filter.withMax(_json["max"].asInt());
if (_json["skip"].isInt())
filter.withSkip(_json["skip"].asInt());
if (!_json["address"].empty())
{
if (_json["address"].isArray())
{
for (auto i : _json["address"])
if (i.isString())
filter.address(jsToAddress(i.asString()));
}
else if (_json["address"].isString())
filter.address(jsToAddress(_json["address"].asString()));
}
if (!_json["topics"].empty())
{
if (_json["topics"].isArray())
{
for (auto i: _json["topics"])
if (i.isString())
filter.topic(jsToU256(i.asString()));
}
else if(_json["topics"].isString())
filter.topic(jsToU256(_json["topics"].asString()));
}
return filter;
}
static shh::Message toMessage(Json::Value const& _json)
{
shh::Message ret;
if (_json["from"].isString())
ret.setFrom(jsToPublic(_json["from"].asString()));
if (_json["to"].isString())
ret.setTo(jsToPublic(_json["to"].asString()));
if (_json["payload"].isString())
ret.setPayload(jsToBytes(_json["payload"].asString()));
return ret;
}
static shh::Envelope toSealed(Json::Value const& _json, shh::Message const& _m, Secret _from)
{
unsigned ttl = 50;
unsigned workToProve = 50;
shh::BuildTopic bt;
if (_json["ttl"].isInt())
ttl = _json["ttl"].asInt();
if (_json["workToProve"].isInt())
workToProve = _json["workToProve"].asInt();
if (!_json["topic"].empty())
{
if (_json["topic"].isString())
bt.shift(jsToBytes(_json["topic"].asString()));
else if (_json["topic"].isArray())
for (auto i: _json["topic"])
if (i.isString())
bt.shift(jsToBytes(i.asString()));
}
return _m.seal(_from, bt, ttl, workToProve);
}
static pair<shh::TopicMask, Public> toWatch(Json::Value const& _json)
{
shh::BuildTopicMask bt;
Public to;
if (_json["to"].isString())
to = jsToPublic(_json["to"].asString());
if (!_json["topic"].empty())
{
if (_json["topic"].isString())
bt.shift(jsToBytes(_json["topic"].asString()));
else if (_json["topic"].isArray())
for (auto i: _json["topic"])
if (i.isString())
bt.shift(jsToBytes(i.asString()));
}
return make_pair(bt.toTopicMask(), to);
}
static Json::Value toJson(h256 const& _h, shh::Envelope const& _e, shh::Message const& _m)
{
Json::Value res;
res["hash"] = toJS(_h);
res["expiry"] = (int)_e.expiry();
res["sent"] = (int)_e.sent();
res["ttl"] = (int)_e.ttl();
res["workProved"] = (int)_e.workProved();
for (auto const& t: _e.topics())
res["topics"].append(toJS(t));
res["payload"] = toJS(_m.payload());
res["from"] = toJS(_m.from());
res["to"] = toJS(_m.to());
return res;
}
WebThreeStubServerBase::WebThreeStubServerBase(jsonrpc::AbstractServerConnector& _conn, std::vector<dev::KeyPair> const& _accounts):
AbstractWebThreeStubServer(_conn)
{
setAccounts(_accounts);
}
void WebThreeStubServerBase::setAccounts(std::vector<dev::KeyPair> const& _accounts)
{
m_accounts.clear();
for (auto i: _accounts)
m_accounts[i.address()] = i.secret();
}
void WebThreeStubServerBase::setIdentities(std::vector<dev::KeyPair> const& _ids)
{
m_ids.clear();
for (auto i: _ids)
m_ids[i.pub()] = i.secret();
}
std::string WebThreeStubServerBase::web3_sha3(std::string const& _param1)
{
return toJS(sha3(jsToBytes(_param1)));
}
Json::Value WebThreeStubServerBase::eth_accounts()
{
Json::Value ret(Json::arrayValue);
for (auto i: m_accounts)
ret.append(toJS(i.first));
return ret;
}
std::string WebThreeStubServerBase::shh_addToGroup(std::string const& _group, std::string const& _who)
{
(void)_group;
(void)_who;
return "";
}
std::string WebThreeStubServerBase::eth_balanceAt(string const& _address)
{
return toJS(client()->balanceAt(jsToAddress(_address), client()->getDefault()));
}
Json::Value WebThreeStubServerBase::eth_blockByHash(std::string const& _hash)
{
return toJson(client()->blockInfo(jsToFixed<32>(_hash)));
}
Json::Value WebThreeStubServerBase::eth_blockByNumber(int const& _number)
{
return toJson(client()->blockInfo(client()->hashFromNumber(_number)));
}
static TransactionSkeleton toTransaction(Json::Value const& _json)
{
TransactionSkeleton ret;
if (!_json.isObject() || _json.empty())
return ret;
if (_json["from"].isString())
ret.from = jsToAddress(_json["from"].asString());
if (_json["to"].isString())
ret.to = jsToAddress(_json["to"].asString());
if (!_json["value"].empty())
{
if (_json["value"].isString())
ret.value = jsToU256(_json["value"].asString());
else if (_json["value"].isInt())
ret.value = u256(_json["value"].asInt());
}
if (!_json["gas"].empty())
{
if (_json["gas"].isString())
ret.gas = jsToU256(_json["gas"].asString());
else if (_json["gas"].isInt())
ret.gas = u256(_json["gas"].asInt());
}
if (!_json["gasPrice"].empty())
{
if (_json["gasPrice"].isString())
ret.gasPrice = jsToU256(_json["gasPrice"].asString());
else if (_json["gasPrice"].isInt())
ret.gas = u256(_json["gas"].asInt());
}
if (!_json["data"].empty())
{
if (_json["data"].isString()) // ethereum.js has preconstructed the data array
ret.data = jsToBytes(_json["data"].asString());
else if (_json["data"].isArray()) // old style: array of 32-byte-padded values. TODO: remove PoC-8
for (auto i: _json["data"])
dev::operator +=(ret.data, padded(jsToBytes(i.asString()), 32));
}
if (_json["code"].isString())
ret.data = jsToBytes(_json["code"].asString());
return ret;
}
std::string WebThreeStubServerBase::eth_call(Json::Value const& _json)
{
std::string ret;
TransactionSkeleton t = toTransaction(_json);
if (!t.from && m_accounts.size())
{
auto b = m_accounts.begin()->first;
for (auto a: m_accounts)
if (client()->balanceAt(a.first) > client()->balanceAt(b))
b = a.first;
t.from = b;
}
if (!m_accounts.count(t.from))
return ret;
if (!t.gasPrice)
t.gasPrice = 10 * dev::eth::szabo;
if (!t.gas)
t.gas = min<u256>(client()->gasLimitRemaining(), client()->balanceAt(t.from) / t.gasPrice);
ret = toJS(client()->call(m_accounts[t.from].secret(), t.value, t.to, t.data, t.gas, t.gasPrice));
return ret;
}
Json::Value WebThreeStubServerBase::eth_changed(int const& _id)
{
return toJson(client()->checkWatch(_id));
}
std::string WebThreeStubServerBase::eth_codeAt(string const& _address)
{
return jsFromBinary(client()->codeAt(jsToAddress(_address), client()->getDefault()));
}
std::string WebThreeStubServerBase::eth_coinbase()
{
return toJS(client()->address());
}
double WebThreeStubServerBase::eth_countAt(string const& _address)
{
return (double)(uint64_t)client()->countAt(jsToAddress(_address), client()->getDefault());
}
int WebThreeStubServerBase::eth_defaultBlock()
{
return client()->getDefault();
}
std::string WebThreeStubServerBase::eth_gasPrice()
{
return toJS(10 * dev::eth::szabo);
}
std::string WebThreeStubServerBase::db_get(std::string const& _name, std::string const& _key)
{
string ret = db()->get(_name, _key);
return toJS(dev::asBytes(ret));
}
Json::Value WebThreeStubServerBase::eth_filterLogs(int const& _id)
{
return toJson(client()->logs(_id));
}
Json::Value WebThreeStubServerBase::eth_logs(Json::Value const& _json)
{
return toJson(client()->logs(toLogFilter(_json)));
}
std::string WebThreeStubServerBase::db_getString(std::string const& _name, std::string const& _key)
{
return db()->get(_name, _key);;
}
bool WebThreeStubServerBase::shh_haveIdentity(std::string const& _id)
{
return m_ids.count(jsToPublic(_id)) > 0;
}
bool WebThreeStubServerBase::eth_listening()
{
return network()->isNetworkStarted();
}
bool WebThreeStubServerBase::eth_mining()
{
return client()->isMining();
}
int WebThreeStubServerBase::eth_newFilter(Json::Value const& _json)
{
unsigned ret = -1;
ret = client()->installWatch(toLogFilter(_json));
return ret;
}
int WebThreeStubServerBase::eth_newFilterString(std::string const& _filter)
{
unsigned ret = -1;
if (_filter.compare("chain") == 0)
ret = client()->installWatch(dev::eth::ChainChangedFilter);
else if (_filter.compare("pending") == 0)
ret = client()->installWatch(dev::eth::PendingChangedFilter);
return ret;
}
std::string WebThreeStubServerBase::shh_newGroup(std::string const& _id, std::string const& _who)
{
(void)_id;
(void)_who;
return "";
}
std::string WebThreeStubServerBase::shh_newIdentity()
{
// cnote << this << m_ids;
KeyPair kp = KeyPair::create();
m_ids[kp.pub()] = kp.secret();
return toJS(kp.pub());
}
Json::Value WebThreeStubServerBase::eth_compilers()
{
Json::Value ret(Json::arrayValue);
ret.append("lll");
ret.append("solidity");
ret.append("serpent");
return ret;
}
std::string WebThreeStubServerBase::eth_lll(std::string const& _code)
{
string res;
vector<string> errors;
res = toJS(dev::eth::compileLLL(_code, true, &errors));
cwarn << "LLL compilation errors: " << errors;
return res;
}
std::string WebThreeStubServerBase::eth_serpent(std::string const& _code)
{
string res;
try
{
res = toJS(dev::asBytes(::compile(_code)));
}
catch (string err)
{
cwarn << "Solidity compilation error: " << err;
}
catch (...)
{
cwarn << "Uncought serpent compilation exception";
}
return res;
}
std::string WebThreeStubServerBase::eth_solidity(std::string const& _code)
{
string res;
dev::solidity::CompilerStack compiler;
try
{
res = toJS(compiler.compile(_code, true));
}
catch (dev::Exception const& exception)
{
ostringstream error;
solidity::SourceReferenceFormatter::printExceptionInformation(error, exception, "Error", compiler);
cwarn << "Solidity compilation error: " << error.str();
}
catch (...)
{
cwarn << "Uncought solidity compilation exception";
}
return res;
}
int WebThreeStubServerBase::eth_number()
{
return client()->number() + 1;
}
int WebThreeStubServerBase::eth_peerCount()
{
return network()->peerCount();
}
bool WebThreeStubServerBase::shh_post(Json::Value const& _json)
{
shh::Message m = toMessage(_json);
Secret from;
if (m.from() && m_ids.count(m.from()))
{
cwarn << "Silently signing message from identity" << m.from().abridged() << ": User validation hook goes here.";
// TODO: insert validification hook here.
from = m_ids[m.from()];
}
face()->inject(toSealed(_json, m, from));
return true;
}
bool WebThreeStubServerBase::db_put(std::string const& _name, std::string const& _key, std::string const& _value)
{
string v = asString(jsToBytes(_value));
db()->put(_name, _key, v);
return true;
}
bool WebThreeStubServerBase::db_putString(std::string const& _name, std::string const& _key, std::string const& _value)
{
db()->put(_name, _key,_value);
return true;
}
bool WebThreeStubServerBase::eth_setCoinbase(std::string const& _address)
{
client()->setAddress(jsToAddress(_address));
return true;
}
bool WebThreeStubServerBase::eth_setDefaultBlock(int const& _block)
{
client()->setDefault(_block);
return true;
}
bool WebThreeStubServerBase::eth_setListening(bool const& _listening)
{
if (_listening)
network()->startNetwork();
else
network()->stopNetwork();
return true;
}
bool WebThreeStubServerBase::eth_setMining(bool const& _mining)
{
if (_mining)
client()->startMining();
else
client()->stopMining();
return true;
}
Json::Value WebThreeStubServerBase::shh_changed(int const& _id)
{
Json::Value ret(Json::arrayValue);
auto pub = m_shhWatches[_id];
if (!pub || m_ids.count(pub))
for (h256 const& h: face()->checkWatch(_id))
{
auto e = face()->envelope(h);
shh::Message m;
if (pub)
{
cwarn << "Silently decrypting message from identity" << pub.abridged() << ": User validation hook goes here.";
m = e.open(m_ids[pub]);
if (!m)
continue;
}
else
m = e.open();
ret.append(toJson(h, e, m));
}
return ret;
}
int WebThreeStubServerBase::shh_newFilter(Json::Value const& _json)
{
auto w = toWatch(_json);
auto ret = face()->installWatch(w.first);
m_shhWatches.insert(make_pair(ret, w.second));
return ret;
}
bool WebThreeStubServerBase::shh_uninstallFilter(int const& _id)
{
face()->uninstallWatch(_id);
return true;
}
std::string WebThreeStubServerBase::eth_stateAt(string const& _address, string const& _storage)
{
return toJS(client()->stateAt(jsToAddress(_address), jsToU256(_storage), client()->getDefault()));
}
Json::Value WebThreeStubServerBase::eth_storageAt(string const& _address)
{
return toJson(client()->storageAt(jsToAddress(_address)));
}
std::string WebThreeStubServerBase::eth_transact(Json::Value const& _json)
{
std::string ret;
TransactionSkeleton t = toTransaction(_json);
if (!t.from && m_accounts.size())
{
auto b = m_accounts.begin()->first;
for (auto a: m_accounts)
if (client()->balanceAt(a.first) > client()->balanceAt(b))
b = a.first;
t.from = b;
}
if (!m_accounts.count(t.from))
return ret;
if (!t.gasPrice)
t.gasPrice = 10 * dev::eth::szabo;
if (!t.gas)
t.gas = min<u256>(client()->gasLimitRemaining(), client()->balanceAt(t.from) / t.gasPrice);
if (authenticate(t))
{
if (t.to)
// TODO: from qethereum, insert validification hook here.
client()->transact(m_accounts[t.from].secret(), t.value, t.to, t.data, t.gas, t.gasPrice);
else
ret = toJS(client()->transact(m_accounts[t.from].secret(), t.value, t.data, t.gas, t.gasPrice));
client()->flushTransactions();
}
return ret;
}
bool WebThreeStubServerBase::authenticate(TransactionSkeleton const& _t) const
{
cwarn << "Silently signing transaction from address" << _t.from.abridged() << ": User validation hook goes here.";
return true;
}
Json::Value WebThreeStubServerBase::eth_transactionByHash(std::string const& _hash, int const& _i)
{
return toJson(client()->transaction(jsToFixed<32>(_hash), _i));
}
Json::Value WebThreeStubServerBase::eth_transactionByNumber(int const& _number, int const& _i)
{
return toJson(client()->transaction(client()->hashFromNumber(_number), _i));
}
Json::Value WebThreeStubServerBase::eth_uncleByHash(std::string const& _hash, int const& _i)
{
return toJson(client()->uncle(jsToFixed<32>(_hash), _i));
}
Json::Value WebThreeStubServerBase::eth_uncleByNumber(int const& _number, int const& _i)
{
return toJson(client()->uncle(client()->hashFromNumber(_number), _i));
}
bool WebThreeStubServerBase::eth_uninstallFilter(int const& _id)
{
client()->uninstallWatch(_id);
return true;
}

138
libweb3jsonrpc/WebThreeStubServerBase.h

@ -0,0 +1,138 @@
/*
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 WebThreeStubServer.h
* @authors:
* Gav Wood <i@gavwood.com>
* Marek Kotewicz <marek@ethdev.com>
* @date 2014
*/
#pragma once
#include <iostream>
#include <jsonrpccpp/server.h>
#include <libdevcrypto/Common.h>
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wunused-parameter"
#include "abstractwebthreestubserver.h"
#pragma GCC diagnostic pop
namespace dev
{
class WebThreeNetworkFace;
class KeyPair;
struct TransactionSkeleton;
namespace eth
{
class Interface;
}
namespace shh
{
class Interface;
}
class WebThreeStubDatabaseFace
{
public:
virtual std::string get(std::string const& _name, std::string const& _key) = 0;
virtual void put(std::string const& _name, std::string const& _key, std::string const& _value) = 0;
};
/**
* @brief JSON-RPC api implementation
* @todo filters should work on unsigned instead of int
* unsigned are not supported in json-rpc-cpp and there are bugs with double in json-rpc-cpp version 0.2.1
* @todo split these up according to subprotocol (eth, shh, db, p2p, web3) and make it /very/ clear about how to add other subprotocols.
* @todo modularise everything so additional subprotocols don't need to change this file.
*/
class WebThreeStubServerBase: public AbstractWebThreeStubServer
{
public:
WebThreeStubServerBase(jsonrpc::AbstractServerConnector& _conn, std::vector<dev::KeyPair> const& _accounts);
virtual std::string web3_sha3(std::string const& _param1);
virtual Json::Value eth_accounts();
virtual std::string eth_balanceAt(std::string const& _address);
virtual Json::Value eth_blockByHash(std::string const& _hash);
virtual Json::Value eth_blockByNumber(int const& _number);
virtual std::string eth_call(Json::Value const& _json);
virtual Json::Value eth_changed(int const& _id);
virtual std::string eth_codeAt(std::string const& _address);
virtual std::string eth_coinbase();
virtual Json::Value eth_compilers();
virtual double eth_countAt(std::string const& _address);
virtual int eth_defaultBlock();
virtual std::string eth_gasPrice();
virtual Json::Value eth_filterLogs(int const& _id);
virtual Json::Value eth_logs(Json::Value const& _json);
virtual bool eth_listening();
virtual bool eth_mining();
virtual int eth_newFilter(Json::Value const& _json);
virtual int eth_newFilterString(std::string const& _filter);
virtual int eth_number();
virtual int eth_peerCount();
virtual bool eth_setCoinbase(std::string const& _address);
virtual bool eth_setDefaultBlock(int const& _block);
virtual bool eth_setListening(bool const& _listening);
virtual std::string eth_lll(std::string const& _s);
virtual std::string eth_serpent(std::string const& _s);
virtual bool eth_setMining(bool const& _mining);
virtual std::string eth_solidity(std::string const& _code);
virtual std::string eth_stateAt(std::string const& _address, std::string const& _storage);
virtual Json::Value eth_storageAt(std::string const& _address);
virtual std::string eth_transact(Json::Value const& _json);
virtual Json::Value eth_transactionByHash(std::string const& _hash, int const& _i);
virtual Json::Value eth_transactionByNumber(int const& _number, int const& _i);
virtual Json::Value eth_uncleByHash(std::string const& _hash, int const& _i);
virtual Json::Value eth_uncleByNumber(int const& _number, int const& _i);
virtual bool eth_uninstallFilter(int const& _id);
virtual std::string db_get(std::string const& _name, std::string const& _key);
virtual std::string db_getString(std::string const& _name, std::string const& _key);
virtual bool db_put(std::string const& _name, std::string const& _key, std::string const& _value);
virtual bool db_putString(std::string const& _name, std::string const& _key, std::string const& _value);
virtual std::string shh_addToGroup(std::string const& _group, std::string const& _who);
virtual Json::Value shh_changed(int const& _id);
virtual bool shh_haveIdentity(std::string const& _id);
virtual int shh_newFilter(Json::Value const& _json);
virtual std::string shh_newGroup(std::string const& _id, std::string const& _who);
virtual std::string shh_newIdentity();
virtual bool shh_post(Json::Value const& _json);
virtual bool shh_uninstallFilter(int const& _id);
void setAccounts(std::vector<dev::KeyPair> const& _accounts);
void setIdentities(std::vector<dev::KeyPair> const& _ids);
std::map<dev::Public, dev::Secret> const& ids() const { return m_ids; }
protected:
virtual bool authenticate(dev::TransactionSkeleton const& _t) const;
protected:
virtual dev::eth::Interface* client() = 0;
virtual std::shared_ptr<dev::shh::Interface> face() = 0;
virtual dev::WebThreeNetworkFace* network() = 0;
virtual dev::WebThreeStubDatabaseFace* db() = 0;
std::map<dev::Address, dev::KeyPair> m_accounts;
std::map<dev::Public, dev::Secret> m_ids;
std::map<unsigned, dev::Public> m_shhWatches;
};
} //namespace dev

4
libweb3jsonrpc/abstractwebthreestubserver.h

@ -45,7 +45,7 @@ class AbstractWebThreeStubServer : public jsonrpc::AbstractServer<AbstractWebThr
this->bindAndAddMethod(new jsonrpc::Procedure("eth_newFilter", jsonrpc::PARAMS_BY_POSITION, jsonrpc::JSON_INTEGER, "param1",jsonrpc::JSON_OBJECT, NULL), &AbstractWebThreeStubServer::eth_newFilterI);
this->bindAndAddMethod(new jsonrpc::Procedure("eth_newFilterString", jsonrpc::PARAMS_BY_POSITION, jsonrpc::JSON_INTEGER, "param1",jsonrpc::JSON_STRING, NULL), &AbstractWebThreeStubServer::eth_newFilterStringI);
this->bindAndAddMethod(new jsonrpc::Procedure("eth_uninstallFilter", jsonrpc::PARAMS_BY_POSITION, jsonrpc::JSON_BOOLEAN, "param1",jsonrpc::JSON_INTEGER, NULL), &AbstractWebThreeStubServer::eth_uninstallFilterI);
this->bindAndAddMethod(new jsonrpc::Procedure("eth_changed", jsonrpc::PARAMS_BY_POSITION, jsonrpc::JSON_BOOLEAN, "param1",jsonrpc::JSON_INTEGER, NULL), &AbstractWebThreeStubServer::eth_changedI);
this->bindAndAddMethod(new jsonrpc::Procedure("eth_changed", jsonrpc::PARAMS_BY_POSITION, jsonrpc::JSON_ARRAY, "param1",jsonrpc::JSON_INTEGER, NULL), &AbstractWebThreeStubServer::eth_changedI);
this->bindAndAddMethod(new jsonrpc::Procedure("eth_filterLogs", jsonrpc::PARAMS_BY_POSITION, jsonrpc::JSON_ARRAY, "param1",jsonrpc::JSON_INTEGER, NULL), &AbstractWebThreeStubServer::eth_filterLogsI);
this->bindAndAddMethod(new jsonrpc::Procedure("eth_logs", jsonrpc::PARAMS_BY_POSITION, jsonrpc::JSON_ARRAY, "param1",jsonrpc::JSON_OBJECT, NULL), &AbstractWebThreeStubServer::eth_logsI);
this->bindAndAddMethod(new jsonrpc::Procedure("db_put", jsonrpc::PARAMS_BY_POSITION, jsonrpc::JSON_BOOLEAN, "param1",jsonrpc::JSON_STRING,"param2",jsonrpc::JSON_STRING,"param3",jsonrpc::JSON_STRING, NULL), &AbstractWebThreeStubServer::db_putI);
@ -287,7 +287,7 @@ class AbstractWebThreeStubServer : public jsonrpc::AbstractServer<AbstractWebThr
virtual int eth_newFilter(const Json::Value& param1) = 0;
virtual int eth_newFilterString(const std::string& param1) = 0;
virtual bool eth_uninstallFilter(const int& param1) = 0;
virtual bool eth_changed(const int& param1) = 0;
virtual Json::Value eth_changed(const int& param1) = 0;
virtual Json::Value eth_filterLogs(const int& param1) = 0;
virtual Json::Value eth_logs(const Json::Value& param1) = 0;
virtual bool db_put(const std::string& param1, const std::string& param2, const std::string& param3) = 0;

2
libweb3jsonrpc/spec.json

@ -39,7 +39,7 @@
{ "name": "eth_newFilter", "params": [{}], "order": [], "returns": 0},
{ "name": "eth_newFilterString", "params": [""], "order": [], "returns": 0},
{ "name": "eth_uninstallFilter", "params": [0], "order": [], "returns": true},
{ "name": "eth_changed", "params": [0], "order": [], "returns": false},
{ "name": "eth_changed", "params": [0], "order": [], "returns": []},
{ "name": "eth_filterLogs", "params": [0], "order": [], "returns": []},
{ "name": "eth_logs", "params": [{}], "order": [], "returns": []},

72
libwebthree/WebThree.h

@ -38,8 +38,6 @@
namespace dev
{
class InterfaceNotSupported: public Exception { public: InterfaceNotSupported(std::string _f): m_f(_f) {} virtual const char* what() const noexcept { return ("Interface " + m_f + " not supported.").c_str(); } private: std::string m_f; };
enum WorkState
{
Active = 0,
@ -51,6 +49,48 @@ namespace eth { class Interface; }
namespace shh { class Interface; }
namespace bzz { class Interface; }
class WebThreeNetworkFace
{
public:
/// Get information on the current peer set.
virtual std::vector<p2p::PeerInfo> peers() = 0;
/// Same as peers().size(), but more efficient.
virtual size_t peerCount() const = 0;
/// Connect to a particular peer.
virtual void connect(std::string const& _seedHost, unsigned short _port) = 0;
/// Save peers
virtual dev::bytes saveNodes() = 0;
/// Restore peers
virtual void restoreNodes(bytesConstRef _saved) = 0;
/// Sets the ideal number of peers.
virtual void setIdealPeerCount(size_t _n) = 0;
virtual bool haveNetwork() const = 0;
virtual void setNetworkPreferences(p2p::NetworkPreferences const& _n) = 0;
virtual p2p::NodeId id() const = 0;
/// Gets the nodes.
virtual p2p::Nodes nodes() const = 0;
/// Start the network subsystem.
virtual void startNetwork() = 0;
/// Stop the network subsystem.
virtual void stopNetwork() = 0;
/// Is network working? there may not be any peers yet.
virtual bool isNetworkStarted() const = 0;
};
/**
* @brief Main API hub for interfacing with Web 3 components. This doesn't do any local multiplexing, so you can only have one
* running on any given machine for the provided DB path.
@ -61,7 +101,7 @@ namespace bzz { class Interface; }
*
* Provides a baseline for the multiplexed multi-protocol session class, WebThree.
*/
class WebThreeDirect
class WebThreeDirect : public WebThreeNetworkFace
{
public:
/// Constructor for private instance. If there is already another process on the machine using @a _dbPath, then this will throw an exception.
@ -84,40 +124,40 @@ public:
// Network stuff:
/// Get information on the current peer set.
std::vector<p2p::PeerInfo> peers();
std::vector<p2p::PeerInfo> peers() override;
/// Same as peers().size(), but more efficient.
size_t peerCount() const;
size_t peerCount() const override;
/// Connect to a particular peer.
void connect(std::string const& _seedHost, unsigned short _port = 30303);
void connect(std::string const& _seedHost, unsigned short _port = 30303) override;
/// Save peers
dev::bytes saveNodes();
dev::bytes saveNodes() override;
/// Restore peers
void restoreNodes(bytesConstRef _saved);
void restoreNodes(bytesConstRef _saved) override;
/// Sets the ideal number of peers.
void setIdealPeerCount(size_t _n);
void setIdealPeerCount(size_t _n) override;
bool haveNetwork() const { return m_net.isStarted(); }
bool haveNetwork() const override { return m_net.isStarted(); }
void setNetworkPreferences(p2p::NetworkPreferences const& _n);
void setNetworkPreferences(p2p::NetworkPreferences const& _n) override;
p2p::NodeId id() const { return m_net.id(); }
p2p::NodeId id() const override { return m_net.id(); }
/// Gets the nodes.
p2p::Nodes nodes() const { return m_net.nodes(); }
p2p::Nodes nodes() const override { return m_net.nodes(); }
/// Start the network subsystem.
void startNetwork() { m_net.start(); }
void startNetwork() override { m_net.start(); }
/// Stop the network subsystem.
void stopNetwork() { m_net.stop(); }
void stopNetwork() override { m_net.stop(); }
/// Is network working? there may not be any peers yet.
bool isNetworkStarted() { return m_net.isStarted(); }
bool isNetworkStarted() const override { return m_net.isStarted(); }
private:
std::string m_clientVersion; ///< Our end-application client's name/version.

51
mix/AppContext.cpp

@ -27,13 +27,11 @@
#include <QQmlComponent>
#include <QQmlContext>
#include <QQmlApplicationEngine>
#include <QStandardPaths>
#include <QFile>
#include <QDir>
#include <libdevcrypto/FileSystem.h>
#include <libwebthree/WebThree.h>
#include "AppContext.h"
#include "CodeModel.h"
#include "FileIo.h"
#include "ClientModel.h"
#include "AppContext.h"
#include <libwebthree/WebThree.h>
using namespace dev;
using namespace dev::eth;
@ -45,28 +43,19 @@ AppContext::AppContext(QQmlApplicationEngine* _engine)
{
m_applicationEngine = _engine;
//m_webThree = std::unique_ptr<dev::WebThreeDirect>(new WebThreeDirect(std::string("Mix/v") + dev::Version + "/" DEV_QUOTED(ETH_BUILD_TYPE) "/" DEV_QUOTED(ETH_BUILD_PLATFORM), getDataDir() + "/Mix", false, {"eth", "shh"}));
m_codeModel = std::unique_ptr<CodeModel>(new CodeModel(this));
m_applicationEngine->rootContext()->setContextProperty("codeModel", m_codeModel.get());
m_codeModel.reset(new CodeModel(this));
m_clientModel.reset(new ClientModel(this));
m_fileIo.reset(new FileIo());
m_applicationEngine->rootContext()->setContextProperty("appContext", this);
}
qmlRegisterType<FileIo>("org.ethereum.qml", 1, 0, "FileIo");
qmlRegisterSingletonType(QUrl("qrc:/qml/ProjectModel.qml"), "org.ethereum.qml.ProjectModel", 1, 0, "ProjectModel");
m_applicationEngine->rootContext()->setContextProperty("codeModel", m_codeModel.get());
m_applicationEngine->rootContext()->setContextProperty("fileIo", m_fileIo.get());
AppContext::~AppContext()
{
}
void AppContext::loadProject()
AppContext::~AppContext()
{
QString path = QStandardPaths::locate(QStandardPaths::DataLocation, c_projectFileName);
if (!path.isEmpty())
{
QFile file(path);
if (file.open(QIODevice::ReadOnly | QIODevice::Text))
{
QTextStream stream(&file);
QString json = stream.readAll();
emit projectLoaded(json);
}
}
}
QQmlApplicationEngine* AppContext::appEngine()
@ -86,19 +75,3 @@ void AppContext::displayMessageDialog(QString _title, QString _message)
dialogWin->findChild<QObject*>("messageContent", Qt::FindChildrenRecursively)->setProperty("text", _message);
QMetaObject::invokeMethod(dialogWin, "open");
}
void AppContext::saveProject(QString const& _json)
{
QDir dirPath(QStandardPaths::writableLocation(QStandardPaths::DataLocation));
QString path = QDir(dirPath).filePath(c_projectFileName);
if (!path.isEmpty())
{
dirPath.mkpath(dirPath.path());
QFile file(path);
if (file.open(QIODevice::WriteOnly | QIODevice::Text))
{
QTextStream stream(&file);
stream << _json;
}
}
}

14
mix/AppContext.h

@ -47,6 +47,8 @@ namespace mix
{
class CodeModel;
class ClientModel;
class FileIo;
/**
* @brief Provides access to application scope variable.
*/
@ -62,23 +64,25 @@ public:
QQmlApplicationEngine* appEngine();
/// Get code model
CodeModel* codeModel() { return m_codeModel.get(); }
/// Get client model
ClientModel* clientModel() { return m_clientModel.get(); }
/// Display an alert message.
void displayMessageDialog(QString _title, QString _message);
/// Load project settings
void loadProject();
signals:
void projectLoaded(QString const& _json);
/// Triggered once components have been loaded
void appLoaded();
private:
QQmlApplicationEngine* m_applicationEngine; //owned by app
std::unique_ptr<dev::WebThreeDirect> m_webThree;
std::unique_ptr<CodeModel> m_codeModel;
std::unique_ptr<ClientModel> m_clientModel;
std::unique_ptr<FileIo> m_fileIo;
public slots:
/// Delete the current instance when application quit.
void quitApplication() {}
/// Write json to a settings file
void saveProject(QString const& _json);
};
}

171
mix/AssemblyDebuggerControl.cpp

@ -17,53 +17,19 @@
* display opcode debugging.
*/
#include <QtConcurrent/QtConcurrent>
#include <QDebug>
#include <QQmlContext>
#include <QQmlApplicationEngine>
#include <QModelIndex>
#include <libdevcore/CommonJS.h>
#include <libethereum/Transaction.h>
#include "AssemblyDebuggerModel.h"
#include "AssemblyDebuggerControl.h"
#include "AppContext.h"
#include "DebuggingStateWrapper.h"
#include "QContractDefinition.h"
#include "QVariableDeclaration.h"
#include "ContractCallDataEncoder.h"
#include "CodeModel.h"
#include "ClientModel.h"
#include "AssemblyDebuggerControl.h"
using namespace dev::eth;
using namespace dev::mix;
/// @todo Move this to QML
dev::u256 fromQString(QString const& _s)
{
return dev::jsToU256(_s.toStdString());
}
/// @todo Move this to QML
QString toQString(dev::u256 _value)
AssemblyDebuggerControl::AssemblyDebuggerControl(dev::mix::AppContext* _context):
Extension(_context, ExtensionDisplayBehavior::ModalDialog)
{
std::ostringstream s;
s << _value;
return QString::fromStdString(s.str());
}
AssemblyDebuggerControl::AssemblyDebuggerControl(AppContext* _context):
Extension(_context, ExtensionDisplayBehavior::ModalDialog), m_running(false)
{
qRegisterMetaType<QVariableDefinition*>("QVariableDefinition*");
qRegisterMetaType<QVariableDefinitionList*>("QVariableDefinitionList*");
qRegisterMetaType<QList<QVariableDefinition*>>("QList<QVariableDefinition*>");
qRegisterMetaType<QList<QVariableDeclaration*>>("QList<QVariableDeclaration*>");
qRegisterMetaType<QVariableDeclaration*>("QVariableDeclaration*");
qRegisterMetaType<AssemblyDebuggerData>("AssemblyDebuggerData");
connect(this, &AssemblyDebuggerControl::dataAvailable, this, &AssemblyDebuggerControl::showDebugger, Qt::QueuedConnection);
m_modelDebugger = std::unique_ptr<AssemblyDebuggerModel>(new AssemblyDebuggerModel);
_context->appEngine()->rootContext()->setContextProperty("debugModel", this);
connect(_context->clientModel(), &ClientModel::showDebuggerWindow, this, &AssemblyDebuggerControl::showDebugger, Qt::QueuedConnection);
}
QString AssemblyDebuggerControl::contentUrl() const
@ -80,132 +46,7 @@ void AssemblyDebuggerControl::start() const
{
}
void AssemblyDebuggerControl::debugDeployment()
{
executeSequence(std::vector<TransactionSettings>(), 0);
}
void AssemblyDebuggerControl::debugState(QVariantMap _state)
{
u256 balance = fromQString(_state.value("balance").toString());
QVariantList transactions = _state.value("transactions").toList();
std::vector<TransactionSettings> transactionSequence;
for (auto const& t: transactions)
{
QVariantMap transaction = t.toMap();
QString functionId = transaction.value("functionId").toString();
u256 value = fromQString(transaction.value("value").toString());
u256 gas = fromQString(transaction.value("gas").toString());
u256 gasPrice = fromQString(transaction.value("gasPrice").toString());
QVariantMap params = transaction.value("parameters").toMap();
TransactionSettings transactionSettings(functionId, value, gas, gasPrice);
for (auto p = params.cbegin(); p != params.cend(); ++p)
transactionSettings.parameterValues.insert(std::make_pair(p.key(), fromQString(p.value().toString())));
transactionSequence.push_back(transactionSettings);
}
executeSequence(transactionSequence, balance);
}
void AssemblyDebuggerControl::executeSequence(std::vector<TransactionSettings> const& _sequence, u256 _balance)
{
if (m_running)
throw (std::logic_error("debugging already running"));
auto compilerRes = m_ctx->codeModel()->code();
std::shared_ptr<QContractDefinition> contractDef = compilerRes->sharedContract();
m_running = true;
emit runStarted();
emit stateChanged();
//run sequence
QtConcurrent::run([=]()
{
try
{
bytes contractCode = compilerRes->bytes();
std::vector<dev::bytes> transactonData;
QFunctionDefinition* f;
ContractCallDataEncoder c;
//encode data for all transactions
for (auto const& t: _sequence)
{
f = nullptr;
for (int tf = 0; tf < contractDef->functionsList().size(); tf++)
{
if (contractDef->functionsList().at(tf)->name() == t.functionId)
{
f = contractDef->functionsList().at(tf);
break;
}
}
if (!f)
throw std::runtime_error("function " + t.functionId.toStdString() + " not found");
c.encode(f->index());
for (int p = 0; p < f->parametersList().size(); p++)
{
QVariableDeclaration* var = (QVariableDeclaration*)f->parametersList().at(p);
u256 value = 0;
auto v = t.parameterValues.find(var->name());
if (v != t.parameterValues.cend())
value = v->second;
c.encode(var, value);
}
transactonData.emplace_back(c.encodedData());
}
//run contract creation first
m_modelDebugger->resetState(_balance);
DebuggingContent debuggingContent = m_modelDebugger->deployContract(contractCode);
Address address = debuggingContent.contractAddress;
for (unsigned i = 0; i < _sequence.size(); ++i)
debuggingContent = m_modelDebugger->callContract(address, transactonData.at(i), _sequence.at(i));
if (f)
debuggingContent.returnParameters = c.decode(f->returnParameters(), debuggingContent.returnValue);
//we need to wrap states in a QObject before sending to QML.
QList<QObject*> wStates;
for (int i = 0; i < debuggingContent.machineStates.size(); i++)
{
QPointer<DebuggingStateWrapper> s(new DebuggingStateWrapper(debuggingContent.executionCode, debuggingContent.executionData.toBytes()));
s->setState(debuggingContent.machineStates.at(i));
wStates.append(s);
}
//collect states for last transaction
AssemblyDebuggerData code = DebuggingStateWrapper::getHumanReadableCode(debuggingContent.executionCode);
emit dataAvailable(debuggingContent.returnParameters, wStates, code);
emit runComplete();
}
catch(boost::exception const&)
{
emit runFailed(QString::fromStdString(boost::current_exception_diagnostic_information()));
}
catch(std::exception const& e)
{
emit runFailed(e.what());
}
m_running = false;
emit stateChanged();
});
}
void AssemblyDebuggerControl::showDebugger(QList<QVariableDefinition*> const& _returnParam, QList<QObject*> const& _wStates, AssemblyDebuggerData const& _code)
void AssemblyDebuggerControl::showDebugger()
{
m_appEngine->rootContext()->setContextProperty("debugStates", QVariant::fromValue(_wStates));
m_appEngine->rootContext()->setContextProperty("humanReadableExecutionCode", QVariant::fromValue(std::get<0>(_code)));
m_appEngine->rootContext()->setContextProperty("bytesCodeMapping", QVariant::fromValue(std::get<1>(_code)));
m_appEngine->rootContext()->setContextProperty("contractCallReturnParameters", QVariant::fromValue(new QVariableDefinitionList(_returnParam)));
this->addContentOn(this);
}
void AssemblyDebuggerControl::showDebugError(QString const& _error)
{
m_ctx->displayMessageDialog(QApplication::tr("Debugger"), _error);
}

42
mix/AssemblyDebuggerControl.h

@ -20,14 +20,7 @@
#pragma once
#include <atomic>
#include <QKeySequence>
#include "Extension.h"
#include "AssemblyDebuggerModel.h"
using AssemblyDebuggerData = std::tuple<QList<QObject*>, dev::mix::QQMLMap*>;
Q_DECLARE_METATYPE(AssemblyDebuggerData)
Q_DECLARE_METATYPE(dev::mix::DebuggingContent)
class AppContext;
@ -37,7 +30,7 @@ namespace mix
{
/**
* @brief Extension which display transaction creation or transaction call debugging. handle: F5 to deploy contract, F6 to reset state.
* @brief Extension which display transaction creation or transaction call debugging.
*/
class AssemblyDebuggerControl: public Extension
{
@ -50,40 +43,9 @@ public:
QString title() const override;
QString contentUrl() const override;
Q_PROPERTY(bool running MEMBER m_running NOTIFY stateChanged)
private:
void executeSequence(std::vector<TransactionSettings> const& _sequence, u256 _balance);
std::unique_ptr<AssemblyDebuggerModel> m_modelDebugger;
std::atomic<bool> m_running;
public slots:
/// Run the contract constructor and show debugger window.
void debugDeployment();
/// Setup state, run transaction sequence, show debugger for the last transaction
/// @param _state JS object with state configuration
void debugState(QVariantMap _state);
private slots:
/// Update UI with machine states result. Display a modal dialog.
void showDebugger(QList<QVariableDefinition*> const& _returnParams = QList<QVariableDefinition*>(), QList<QObject*> const& _wStates = QList<QObject*>(), AssemblyDebuggerData const& _code = AssemblyDebuggerData());
/// Update UI with transaction run error.
void showDebugError(QString const& _error);
signals:
/// Transaction execution started
void runStarted();
/// Transaction execution completed successfully
void runComplete();
/// Transaction execution completed with error
/// @param _message Error message
void runFailed(QString const& _message);
/// Execution state changed
void stateChanged();
/// Emited when machine states are available.
void dataAvailable(QList<QVariableDefinition*> const& _returnParams = QList<QVariableDefinition*>(), QList<QObject*> const& _wStates = QList<QObject*>(), AssemblyDebuggerData const& _code = AssemblyDebuggerData());
void showDebugger();
};
}

119
mix/AssemblyDebuggerModel.cpp

@ -1,119 +0,0 @@
/*
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 AssemblyDebuggerModel.cpp
* @author Yann yann@ethdev.com
* @date 2014
* used as a model to debug contract assembly code.
*/
#include <QApplication>
#include <libdevcore/Common.h>
#include <libevm/VM.h>
#include <libethereum/Executive.h>
#include <libethereum/Transaction.h>
#include <libethereum/ExtVM.h>
#include "AssemblyDebuggerModel.h"
#include "AppContext.h"
#include "DebuggingStateWrapper.h"
using namespace std;
using namespace dev;
using namespace dev::eth;
namespace dev
{
namespace mix
{
AssemblyDebuggerModel::AssemblyDebuggerModel():
m_userAccount(KeyPair::create())
{
resetState(10000000 * ether);
}
DebuggingContent AssemblyDebuggerModel::executeTransaction(bytesConstRef const& _rawTransaction)
{
QList<DebuggingState> machineStates;
eth::Executive execution(m_executiveState, LastHashes(), 0);
execution.setup(_rawTransaction);
std::vector<DebuggingState const*> levels;
bytes code;
bytesConstRef data;
bool firstIteration = true;
auto onOp = [&](uint64_t steps, Instruction inst, dev::bigint newMemSize, dev::bigint gasCost, void* voidVM, void const* voidExt)
{
VM& vm = *(VM*)voidVM;
ExtVM const& ext = *(ExtVM const*)voidExt;
if (firstIteration)
{
code = ext.code;
data = ext.data;
firstIteration = false;
}
if (levels.size() < ext.depth)
levels.push_back(&machineStates.back());
else
levels.resize(ext.depth);
machineStates.append(DebuggingState({steps, ext.myAddress, vm.curPC(), inst, newMemSize, vm.gas(),
vm.stack(), vm.memory(), gasCost, ext.state().storage(ext.myAddress), levels}));
};
execution.go(onOp);
execution.finalize();
DebuggingContent d;
d.returnValue = execution.out().toVector();
d.machineStates = machineStates;
d.executionCode = code;
d.executionData = data;
d.contentAvailable = true;
d.message = "ok";
return d;
}
DebuggingContent AssemblyDebuggerModel::deployContract(bytes const& _code)
{
u256 gasPrice = 10000000000000;
u256 gas = 1000000;
u256 amount = 100;
Transaction _tr(amount, gasPrice, min(gas, m_executiveState.gasLimitRemaining()), _code, m_executiveState.transactionsFrom(dev::toAddress(m_userAccount.secret())), m_userAccount.secret());
bytes b = _tr.rlp();
dev::bytesConstRef bytesRef = &b;
DebuggingContent d = executeTransaction(bytesRef);
h256 th = sha3(rlpList(_tr.sender(), _tr.nonce()));
d.contractAddress = right160(th);
return d;
}
DebuggingContent AssemblyDebuggerModel::callContract(Address const& _contract, bytes const& _data, TransactionSettings const& _tr)
{
Transaction tr = Transaction(_tr.value, _tr.gasPrice, min(_tr.gas, m_executiveState.gasLimitRemaining()), _contract, _data, m_executiveState.transactionsFrom(dev::toAddress(m_userAccount.secret())), m_userAccount.secret());
bytes b = tr.rlp();
dev::bytesConstRef bytesRef = &b;
DebuggingContent d = executeTransaction(bytesRef);
d.contractAddress = tr.receiveAddress();
return d;
}
void AssemblyDebuggerModel::resetState(u256 _balance)
{
m_executiveState = eth::State(Address(), m_overlayDB, BaseState::Empty);
m_executiveState.addBalance(m_userAccount.address(), _balance);
}
}
}

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