#include <openbabel/babelconfig.h>

#include <openbabel/mol.h>

#include <openbabel/obconversion.h>

#include <cstdlib>

#include <stdio.h>

#include <sstream>

// Vendored alongside this file (LLVM Apache-2.0 WITH LLVM-exception)

// so the harness compiles outside of an LLVM/libfuzzer toolchain — in

// particular under GCC, where the libfuzzer headers aren't shipped.

#include "FuzzedDataProvider.h"

std::vector<std::string> getAllFormats() {

    std::vector<std::string> formats;

    OpenBabel::OBPlugin::ListAsVector("formats", "ids", formats);

    std::sort(formats.begin(), formats.end());

    return formats;

}

const char *randomFormat(FuzzedDataProvider &fdp) {

    static std::vector<std::string> formats = getAllFormats();

    return formats[fdp.ConsumeIntegralInRange<int>(0, formats.size() - 1)].c_str();

}

extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {

    using namespace OpenBabel;

    obErrorLog.StopLogging();

    FuzzedDataProvider fdp(Data, Size);

    OBConversion conv;

    conv.SetInFormat(randomFormat(fdp));

    conv.SetOutFormat(randomFormat(fdp));

    std::ostringstream outStream;

    std::istringstream inStream(fdp.ConsumeRandomLengthString());

    try {

        conv.Convert(&inStream, &outStream);

    } catch (...) {

        // no error handling

    }

    return 0;

}