// Copyright 2024 Matt Borland
// Distributed under the Boost Software License, Version 1.0.
// https://www.boost.org/LICENSE_1_0.txt

#include <boost/charconv.hpp>
#include <boost/core/detail/string_view.hpp>
#include <iostream>
#include <exception>

extern "C" int LLVMFuzzerTestOneInput(const std::uint8_t* data, std::size_t size)
{
    try
    {
        auto c_data = reinterpret_cast<const char*>(data);

        for (int base = 2; base < 36; ++base)
        {
            char buffer[10]; // Small enough it should force overflows

            char c_val {};
            boost::charconv::from_chars(c_data, c_data + size, c_val, base);
            boost::charconv::to_chars(buffer, buffer + sizeof(buffer), c_val, base);

            int i_val {};
            boost::charconv::from_chars(c_data, c_data + size, i_val, base);
            boost::charconv::to_chars(buffer, buffer + sizeof(buffer), i_val, base);

            long l_val {};
            boost::charconv::from_chars(c_data, c_data + size, l_val, base);
            boost::charconv::to_chars(buffer, buffer + sizeof(buffer), l_val, base);

            long long ll_val {};
            boost::charconv::from_chars(c_data, c_data + size, ll_val, base);
            boost::charconv::to_chars(buffer, buffer + sizeof(buffer), ll_val, base);

            unsigned char uc_val {};
            boost::charconv::from_chars(c_data, c_data + size, uc_val, base);
            boost::charconv::to_chars(buffer, buffer + sizeof(buffer), uc_val, base);

            unsigned int ui_val {};
            boost::charconv::from_chars(c_data, c_data + size, ui_val, base);
            boost::charconv::to_chars(buffer, buffer + sizeof(buffer), ui_val, base);

            unsigned long ul_val {};
            boost::charconv::from_chars(c_data, c_data + size, ul_val, base);
            boost::charconv::to_chars(buffer, buffer + sizeof(buffer), ul_val, base);

            unsigned long long ull_val {};
            boost::charconv::from_chars(c_data, c_data + size, ull_val, base);
            boost::charconv::to_chars(buffer, buffer + sizeof(buffer), ull_val, base);
        }
    }
    catch(...)
    {
        std::cerr << "Error with: " << data << std::endl;
        std::terminate();
    }

    return 0;
}