Moved solc files.

1 files changed, 635 insertions, 0 deletions

diff --git a/solc/CommandLineInterface.cpp b/solc/CommandLineInterface.cpp
new file mode 100644
index 00000000..a5ad07d7
--- /dev/null
+++ b/solc/CommandLineInterface.cpp
@@ -0,0 +1,635 @@
+/*
+	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/>.
+*/
+/**
+ * @author Lefteris <lefteris@ethdev.com>
+ * @author Gav Wood <g@ethdev.com>
+ * @date 2014
+ * Solidity command line interface.
+ */
+#include "CommandLineInterface.h"
+
+#include <string>
+#include <iostream>
+#include <fstream>
+
+#include <boost/filesystem.hpp>
+#include <boost/algorithm/string.hpp>
+
+#include "BuildInfo.h"
+#include <libdevcore/Common.h>
+#include <libdevcore/CommonData.h>
+#include <libdevcore/CommonIO.h>
+#include <libevmcore/Instruction.h>
+#include <libevmcore/Params.h>
+#include <libsolidity/Version.h>
+#include <libsolidity/Scanner.h>
+#include <libsolidity/Parser.h>
+#include <libsolidity/ASTPrinter.h>
+#include <libsolidity/ASTJsonConverter.h>
+#include <libsolidity/NameAndTypeResolver.h>
+#include <libsolidity/Exceptions.h>
+#include <libsolidity/CompilerStack.h>
+#include <libsolidity/SourceReferenceFormatter.h>
+#include <libsolidity/GasEstimator.h>
+
+using namespace std;
+namespace po = boost::program_options;
+
+namespace dev
+{
+namespace solidity
+{
+
+static string const g_argAbiStr = "abi";
+static string const g_argSolInterfaceStr = "interface";
+static string const g_argSignatureHashes = "hashes";
+static string const g_argGas = "gas";
+static string const g_argAsmStr = "asm";
+static string const g_argAsmJsonStr = "asm-json";
+static string const g_argAstStr = "ast";
+static string const g_argAstJson = "ast-json";
+static string const g_argBinaryStr = "bin";
+static string const g_argCloneBinaryStr = "clone-bin";
+static string const g_argOpcodesStr = "opcodes";
+static string const g_argNatspecDevStr = "devdoc";
+static string const g_argNatspecUserStr = "userdoc";
+static string const g_argAddStandard = "add-std";
+
+/// Possible arguments to for --combined-json
+static set<string> const g_combinedJsonArgs{
+	"bin",
+	"clone-bin",
+	"opcodes",
+	"abi",
+	"interface",
+	"asm",
+	"ast",
+	"userdoc",
+	"devdoc"
+};
+
+static void version()
+{
+	cout <<
+		"solc, the solidity compiler commandline interface" <<
+		endl <<
+		"Version: " <<
+		dev::solidity::VersionString <<
+		endl;
+	exit(0);
+}
+
+static inline bool humanTargetedStdout(po::variables_map const& _args, string const& _name)
+{
+	return _args.count(_name) && !(_args.count("output-dir"));
+}
+
+static bool needsHumanTargetedStdout(po::variables_map const& _args)
+{
+
+	return
+		_args.count(g_argGas) ||
+		humanTargetedStdout(_args, g_argAbiStr) ||
+		humanTargetedStdout(_args, g_argSolInterfaceStr) ||
+		humanTargetedStdout(_args, g_argSignatureHashes) ||
+		humanTargetedStdout(_args, g_argNatspecUserStr) ||
+		humanTargetedStdout(_args, g_argAstJson) ||
+		humanTargetedStdout(_args, g_argNatspecDevStr) ||
+		humanTargetedStdout(_args, g_argAsmStr) ||
+		humanTargetedStdout(_args, g_argAsmJsonStr) ||
+		humanTargetedStdout(_args, g_argOpcodesStr) ||
+		humanTargetedStdout(_args, g_argBinaryStr) ||
+		humanTargetedStdout(_args, g_argCloneBinaryStr);
+}
+
+void CommandLineInterface::handleBinary(string const& _contract)
+{
+	if (m_args.count(g_argBinaryStr))
+	{
+		if (m_args.count("output-dir"))
+		{
+			stringstream data;
+			data << toHex(m_compiler->getBytecode(_contract));
+			createFile(_contract + ".bin", data.str());
+		}
+		else
+		{
+			cout << "Binary: " << endl;
+			cout << toHex(m_compiler->getBytecode(_contract)) << endl;
+		}
+
+	}
+	if (m_args.count(g_argCloneBinaryStr))
+	{
+		if (m_args.count("output-dir"))
+		{
+			stringstream data;
+			data << toHex(m_compiler->getCloneBytecode(_contract));
+			createFile(_contract + ".clone_bin", data.str());
+		}
+		else
+		{
+			cout << "Clone Binary: " << endl;
+			cout << toHex(m_compiler->getCloneBytecode(_contract)) << endl;
+		}
+	}
+	else
+	{
+		cout << "Binary: " << endl;
+		cout << toHex(m_compiler->getBytecode(_contract)) << endl;
+	}
+
+}
+
+void CommandLineInterface::handleOpcode(string const& _contract)
+{
+	if (m_args.count("output-dir"))
+	{
+		stringstream data;
+		data << eth::disassemble(m_compiler->getBytecode(_contract));
+		createFile(_contract + ".opcode", data.str());
+	}
+	else
+	{
+		cout << "Opcodes: " << endl;
+		cout << eth::disassemble(m_compiler->getBytecode(_contract));
+		cout << endl;
+	}
+
+}
+
+void CommandLineInterface::handleBytecode(string const& _contract)
+{
+	if (m_args.count(g_argOpcodesStr))
+		handleOpcode(_contract);
+	if (m_args.count(g_argBinaryStr) || m_args.count(g_argCloneBinaryStr))
+		handleBinary(_contract);
+}
+
+void CommandLineInterface::handleSignatureHashes(string const& _contract)
+{
+	if (!m_args.count(g_argSignatureHashes))
+		return;
+
+	string out;
+	for (auto const& it: m_compiler->getContractDefinition(_contract).getInterfaceFunctions())
+		out += toHex(it.first.ref()) + ": " + it.second->externalSignature() + "\n";
+
+	if (m_args.count("output-dir"))
+	{
+		stringstream data;
+		data << out;
+		createFile(_contract + ".signatures", data.str());
+	}
+	else
+		cout << "Function signatures: " << endl << out;
+}
+
+void CommandLineInterface::handleMeta(DocumentationType _type, string const& _contract)
+{
+	std::string argName;
+	std::string suffix;
+	std::string title;
+	switch(_type)
+	{
+	case DocumentationType::ABIInterface:
+		argName = g_argAbiStr;
+		suffix = ".abi";
+		title = "Contract JSON ABI";
+		break;
+	case DocumentationType::ABISolidityInterface:
+		argName = g_argSolInterfaceStr;
+		suffix = "_interface.sol";
+		title = "Contract Solidity ABI";
+		break;
+	case DocumentationType::NatspecUser:
+		argName = g_argNatspecUserStr;
+		suffix = ".docuser";
+		title = "User Documentation";
+		break;
+	case DocumentationType::NatspecDev:
+		argName = g_argNatspecDevStr;
+		suffix = ".docdev";
+		title = "Developer Documentation";
+		break;
+	default:
+		// should never happen
+		BOOST_THROW_EXCEPTION(InternalCompilerError() << errinfo_comment("Unknown documentation _type"));
+	}
+
+	if (m_args.count(argName))
+	{
+		if (m_args.count("output-dir"))
+		{
+			stringstream data;
+			data << m_compiler->getMetadata(_contract, _type);
+			createFile(_contract + suffix, data.str());
+		}
+		else
+		{
+			cout << title << endl;
+			cout << m_compiler->getMetadata(_contract, _type) << endl;
+		}
+
+	}
+}
+
+void CommandLineInterface::handleGasEstimation(string const& _contract)
+{
+	using Gas = GasEstimator::GasConsumption;
+	if (!m_compiler->getAssemblyItems(_contract) && !m_compiler->getRuntimeAssemblyItems(_contract))
+		return;
+	cout << "Gas estimation:" << endl;
+	if (eth::AssemblyItems const* items = m_compiler->getAssemblyItems(_contract))
+	{
+		Gas gas = GasEstimator::functionalEstimation(*items);
+		u256 bytecodeSize(m_compiler->getRuntimeBytecode(_contract).size());
+		cout << "construction:" << endl;
+		cout << "   " << gas << " + " << (bytecodeSize * eth::c_createDataGas) << " = ";
+		gas += bytecodeSize * eth::c_createDataGas;
+		cout << gas << endl;
+	}
+	if (eth::AssemblyItems const* items = m_compiler->getRuntimeAssemblyItems(_contract))
+	{
+		ContractDefinition const& contract = m_compiler->getContractDefinition(_contract);
+		cout << "external:" << endl;
+		for (auto it: contract.getInterfaceFunctions())
+		{
+			string sig = it.second->externalSignature();
+			GasEstimator::GasConsumption gas = GasEstimator::functionalEstimation(*items, sig);
+			cout << "   " << sig << ":\t" << gas << endl;
+		}
+		if (contract.getFallbackFunction())
+		{
+			GasEstimator::GasConsumption gas = GasEstimator::functionalEstimation(*items, "INVALID");
+			cout << "   fallback:\t" << gas << endl;
+		}
+		cout << "internal:" << endl;
+		for (auto const& it: contract.getDefinedFunctions())
+		{
+			if (it->isPartOfExternalInterface() || it->isConstructor())
+				continue;
+			size_t entry = m_compiler->getFunctionEntryPoint(_contract, *it);
+			GasEstimator::GasConsumption gas = GasEstimator::GasConsumption::infinite();
+			if (entry > 0)
+				gas = GasEstimator::functionalEstimation(*items, entry, *it);
+			FunctionType type(*it);
+			cout << "   " << it->getName() << "(";
+			auto end = type.getParameterTypes().end();
+			for (auto it = type.getParameterTypes().begin(); it != end; ++it)
+				cout << (*it)->toString() << (it + 1 == end ? "" : ",");
+			cout << "):\t" << gas << endl;
+		}
+	}
+}
+
+void CommandLineInterface::createFile(string const& _fileName, string const& _data)
+{
+	namespace fs = boost::filesystem;
+	// create directory if not existent
+	fs::path p(m_args["output-dir"].as<string>());
+	fs::create_directories(p);
+	ofstream outFile((p / _fileName).string());
+	outFile << _data;
+	if (!outFile)
+		BOOST_THROW_EXCEPTION(FileError() << errinfo_comment("Could not write to file: " + _fileName));
+}
+
+bool CommandLineInterface::parseArguments(int _argc, char** _argv)
+{
+	// Declare the supported options.
+	po::options_description desc("Allowed options");
+	desc.add_options()
+		("help", "Show help message and exit")
+		("version", "Show version and exit")
+		("optimize", po::value<bool>()->default_value(false), "Optimize bytecode")
+		("optimize-runs", po::value<unsigned>()->default_value(200), "Estimated number of contract runs for optimizer.")
+		("add-std", po::value<bool>()->default_value(false), "Add standard contracts")
+		("input-file", po::value<vector<string>>(), "input file")
+		("output-dir,o", po::value<string>(), "Output directory path")
+		(
+			"combined-json",
+			po::value<string>()->value_name(boost::join(g_combinedJsonArgs, ",")),
+			"Output a single json document containing the specified information, can be combined."
+		)
+		(g_argAstStr.c_str(), "Outputs the AST of the contract.")
+		(g_argAstJson.c_str(), "Outputs the AST of the contract in JSON format.")
+		(g_argAsmStr.c_str(), "Outputs the EVM assembly of the contract.")
+		(g_argAsmJsonStr.c_str(), "Outputs the EVM assembly of the contract in JSON format.")
+		(g_argOpcodesStr.c_str(), "Outputs the Opcodes of the contract.")
+		(g_argBinaryStr.c_str(), "Outputs the contract in binary (hexadecimal).")
+		(g_argCloneBinaryStr.c_str(), "Output the clone contract in binary (hexadecimal).")
+		(g_argAbiStr.c_str(), "Outputs the contract's JSON ABI interface.")
+		(g_argSolInterfaceStr.c_str(), "Outputs the contract's Solidity interface.")
+		(g_argSignatureHashes.c_str(), "Outputs the contract's functions' signature hashes.")
+		(g_argGas.c_str(), "Outputs an estimate for each function's maximal gas usage.")
+		(g_argNatspecUserStr.c_str(), "Outputs the contract's Natspec user documentation.")
+		(g_argNatspecDevStr.c_str(), "Outputs the contract's Natspec developer documentation.");
+
+	// All positional options should be interpreted as input files
+	po::positional_options_description filesPositions;
+	filesPositions.add("output-dir", 1);
+	filesPositions.add("input-file", -1);
+
+	// parse the compiler arguments
+	try
+	{
+		po::store(po::command_line_parser(_argc, _argv).options(desc).positional(filesPositions).allow_unregistered().run(), m_args);
+
+	}
+	catch (po::error const& _exception)
+	{
+		cerr << _exception.what() << endl;
+		return false;
+	}
+
+	if (m_args.count("combined-json"))
+	{
+		vector<string> requests;
+		for (string const& item: boost::split(requests, m_args["combined-json"].as<string>(), boost::is_any_of(",")))
+			if (!g_combinedJsonArgs.count(item))
+			{
+				cerr << "Invalid option to --combined-json: " << item << endl;
+				return false;
+			}
+	}
+	po::notify(m_args);
+
+	if (m_args.count("help"))
+	{
+		cout << desc;
+		return false;
+	}
+
+	if (m_args.count("version"))
+	{
+		version();
+		return false;
+	}
+
+	return true;
+}
+
+bool CommandLineInterface::processInput()
+{
+	if (!m_args.count("input-file"))
+	{
+		string s;
+		while (!cin.eof())
+		{
+			getline(cin, s);
+			m_sourceCodes["<stdin>"].append(s + '\n');
+		}
+	}
+	else
+		for (string const& infile: m_args["input-file"].as<vector<string>>())
+		{
+			auto path = boost::filesystem::path(infile);
+			if (!boost::filesystem::exists(path))
+			{
+				cerr << "Skipping non existant input file \"" << infile << "\"" << endl;
+				continue;
+			}
+
+			if (!boost::filesystem::is_regular_file(path))
+			{
+				cerr << "\"" << infile << "\" is not a valid file. Skipping" << endl;
+				continue;
+			}
+
+			m_sourceCodes[infile] = dev::contentsString(infile);
+		}
+
+	m_compiler.reset(new CompilerStack(m_args["add-std"].as<bool>()));
+	try
+	{
+		for (auto const& sourceCode: m_sourceCodes)
+			m_compiler->addSource(sourceCode.first, sourceCode.second);
+		// TODO: Perhaps we should not compile unless requested
+		bool optimize = m_args["optimize"].as<bool>();
+		unsigned runs = m_args["optimize-runs"].as<unsigned>();
+		m_compiler->compile(optimize, runs);
+	}
+	catch (ParserError const& _exception)
+	{
+		SourceReferenceFormatter::printExceptionInformation(cerr, _exception, "Parser error", *m_compiler);
+		return false;
+	}
+	catch (DeclarationError const& _exception)
+	{
+		SourceReferenceFormatter::printExceptionInformation(cerr, _exception, "Declaration error", *m_compiler);
+		return false;
+	}
+	catch (TypeError const& _exception)
+	{
+		SourceReferenceFormatter::printExceptionInformation(cerr, _exception, "Type error", *m_compiler);
+		return false;
+	}
+	catch (CompilerError const& _exception)
+	{
+		SourceReferenceFormatter::printExceptionInformation(cerr, _exception, "Compiler error", *m_compiler);
+		return false;
+	}
+	catch (InternalCompilerError const& _exception)
+	{
+		cerr << "Internal compiler error during compilation:" << endl
+			 << boost::diagnostic_information(_exception);
+		return false;
+	}
+	catch (DocstringParsingError const& _exception)
+	{
+		cerr << "Documentation parsing error: " << *boost::get_error_info<errinfo_comment>(_exception) << endl;
+		return false;
+	}
+	catch (Exception const& _exception)
+	{
+		cerr << "Exception during compilation: " << boost::diagnostic_information(_exception) << endl;
+		return false;
+	}
+	catch (...)
+	{
+		cerr << "Unknown exception during compilation." << endl;
+		return false;
+	}
+
+	return true;
+}
+
+void CommandLineInterface::handleCombinedJSON()
+{
+	if (!m_args.count("combined-json"))
+		return;
+
+	Json::Value output(Json::objectValue);
+
+	set<string> requests;
+	boost::split(requests, m_args["combined-json"].as<string>(), boost::is_any_of(","));
+	vector<string> contracts = m_compiler->getContractNames();
+
+	if (!contracts.empty())
+		output["contracts"] = Json::Value(Json::objectValue);
+	for (string const& contractName: contracts)
+	{
+		Json::Value contractData(Json::objectValue);
+		if (requests.count("interface"))
+			contractData["interface"] = m_compiler->getSolidityInterface(contractName);
+		if (requests.count("abi"))
+			contractData["abi"] = m_compiler->getInterface(contractName);
+		if (requests.count("bin"))
+			contractData["bin"] = toHex(m_compiler->getBytecode(contractName));
+		if (requests.count("clone-bin"))
+			contractData["clone-bin"] = toHex(m_compiler->getCloneBytecode(contractName));
+		if (requests.count("opcodes"))
+			contractData["opcodes"] = eth::disassemble(m_compiler->getBytecode(contractName));
+		if (requests.count("asm"))
+		{
+			ostringstream unused;
+			contractData["asm"] = m_compiler->streamAssembly(unused, contractName, m_sourceCodes, true);
+		}
+		if (requests.count("devdoc"))
+			contractData["devdoc"] = m_compiler->getMetadata(contractName, DocumentationType::NatspecDev);
+		if (requests.count("userdoc"))
+			contractData["userdoc"] = m_compiler->getMetadata(contractName, DocumentationType::NatspecUser);
+		output["contracts"][contractName] = contractData;
+	}
+
+	if (requests.count("ast"))
+	{
+		output["sources"] = Json::Value(Json::objectValue);
+		for (auto const& sourceCode: m_sourceCodes)
+		{
+			ASTJsonConverter converter(m_compiler->getAST(sourceCode.first));
+			output["sources"][sourceCode.first] = Json::Value(Json::objectValue);
+			output["sources"][sourceCode.first]["AST"] = converter.json();
+		}
+	}
+	cout << Json::FastWriter().write(output) << endl;
+}
+
+void CommandLineInterface::handleAst(string const& _argStr)
+{
+	string title;
+
+	if (_argStr == g_argAstStr)
+		title = "Syntax trees:";
+	else if (_argStr == g_argAstJson)
+		title = "JSON AST:";
+	else
+		BOOST_THROW_EXCEPTION(InternalCompilerError() << errinfo_comment("Illegal argStr for AST"));
+
+	// do we need AST output?
+	if (m_args.count(_argStr))
+	{
+		vector<ASTNode const*> asts;
+		for (auto const& sourceCode: m_sourceCodes)
+			asts.push_back(&m_compiler->getAST(sourceCode.first));
+		map<ASTNode const*, eth::GasMeter::GasConsumption> gasCosts;
+		if (m_compiler->getRuntimeAssemblyItems())
+			gasCosts = GasEstimator::breakToStatementLevel(
+				GasEstimator::structuralEstimation(*m_compiler->getRuntimeAssemblyItems(), asts),
+				asts
+			);
+
+		if (m_args.count("output-dir"))
+		{
+			for (auto const& sourceCode: m_sourceCodes)
+			{
+				stringstream data;
+				string postfix = "";
+				if (_argStr == g_argAstStr)
+				{
+					ASTPrinter printer(m_compiler->getAST(sourceCode.first), sourceCode.second);
+					printer.print(data);
+				}
+				else
+				{
+					ASTJsonConverter converter(m_compiler->getAST(sourceCode.first));
+					converter.print(data);
+					postfix += "_json";
+				}
+				createFile(sourceCode.first + postfix + ".ast", data.str());
+			}
+		}
+		else
+		{
+			cout << title << endl << endl;
+			for (auto const& sourceCode: m_sourceCodes)
+			{
+				cout << endl << "======= " << sourceCode.first << " =======" << endl;
+				if (_argStr == g_argAstStr)
+				{
+					ASTPrinter printer(
+						m_compiler->getAST(sourceCode.first),
+						sourceCode.second,
+						gasCosts
+					);
+					printer.print(cout);
+				}
+				else
+				{
+					ASTJsonConverter converter(m_compiler->getAST(sourceCode.first));
+					converter.print(cout);
+				}
+			}
+		}
+	}
+}
+
+void CommandLineInterface::actOnInput()
+{
+	handleCombinedJSON();
+
+	// do we need AST output?
+	handleAst(g_argAstStr);
+	handleAst(g_argAstJson);
+
+	vector<string> contracts = m_compiler->getContractNames();
+	for (string const& contract: contracts)
+	{
+		if (needsHumanTargetedStdout(m_args))
+			cout << endl << "======= " << contract << " =======" << endl;
+
+		// do we need EVM assembly?
+		if (m_args.count(g_argAsmStr) || m_args.count(g_argAsmJsonStr))
+		{
+			if (m_args.count("output-dir"))
+			{
+				stringstream data;
+				m_compiler->streamAssembly(data, contract, m_sourceCodes, m_args.count(g_argAsmJsonStr));
+				createFile(contract + (m_args.count(g_argAsmJsonStr) ? "_evm.json" : ".evm"), data.str());
+			}
+			else
+			{
+				cout << "EVM assembly:" << endl;
+				m_compiler->streamAssembly(cout, contract, m_sourceCodes, m_args.count(g_argAsmJsonStr));
+			}
+		}
+
+		if (m_args.count(g_argGas))
+			handleGasEstimation(contract);
+
+		handleBytecode(contract);
+		handleSignatureHashes(contract);
+		handleMeta(DocumentationType::ABIInterface, contract);
+		handleMeta(DocumentationType::ABISolidityInterface, contract);
+		handleMeta(DocumentationType::NatspecDev, contract);
+		handleMeta(DocumentationType::NatspecUser, contract);
+	} // end of contracts iteration
+}
+
+}
+}