solidity/libsolc/libsolc.cpp
2019-04-17 14:19:48 +02:00

106 lines
2.5 KiB
C++

/*
This file is part of solidity.
solidity is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
solidity is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with solidity. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @author Christian <c@ethdev.com>
* @date 2014
* Public compiler API.
*/
#include <libsolc/libsolc.h>
#include <libdevcore/Common.h>
#include <libdevcore/JSON.h>
#include <libsolidity/interface/StandardCompiler.h>
#include <libsolidity/interface/Version.h>
#include <string>
#include "license.h"
using namespace std;
using namespace dev;
using namespace solidity;
namespace
{
ReadCallback::Callback wrapReadCallback(CStyleReadFileCallback _readCallback = nullptr)
{
ReadCallback::Callback readCallback;
if (_readCallback)
{
readCallback = [=](string const& _path)
{
char* contents_c = nullptr;
char* error_c = nullptr;
_readCallback(_path.c_str(), &contents_c, &error_c);
ReadCallback::Result result;
result.success = true;
if (!contents_c && !error_c)
{
result.success = false;
result.responseOrErrorMessage = "File not found.";
}
if (contents_c)
{
result.success = true;
result.responseOrErrorMessage = string(contents_c);
free(contents_c);
}
if (error_c)
{
result.success = false;
result.responseOrErrorMessage = string(error_c);
free(error_c);
}
return result;
};
}
return readCallback;
}
string compile(string _input, CStyleReadFileCallback _readCallback = nullptr)
{
StandardCompiler compiler(wrapReadCallback(_readCallback));
return compiler.compile(std::move(_input));
}
}
static string s_outputBuffer;
extern "C"
{
extern char const* solidity_license() noexcept
{
static string fullLicenseText = otherLicenses + licenseText;
return fullLicenseText.c_str();
}
extern char const* solidity_version() noexcept
{
return VersionString.c_str();
}
extern char const* solidity_compile(char const* _input, CStyleReadFileCallback _readCallback) noexcept
{
s_outputBuffer = compile(_input, _readCallback);
return s_outputBuffer.c_str();
}
extern void solidity_free() noexcept
{
s_outputBuffer.clear();
}
}