Function read_info_bits_pos

src/Module/Encoder/User/Encoder_user.cpp:15–63

using namespace aff3ct::module;

std::vector<uint32_t>
read_info_bits_pos(std::istream& stream)
{
    std::string line;

    // look for the position in the file where the info bits begin
    while (std::getline(stream, line))
        if (line == "# Positions of the information bits in the codewords:" || stream.eof() || stream.fail() ||
            stream.bad())
            break;

    getline(stream, line);
    auto values = tools::split(line);
    if (values.size() != 1)
    {
        std::stringstream message;
        message << "'values.size()' has to be equal to 1 ('values.size()' = " << values.size() << ").";
        throw spu::tools::runtime_error(__FILE__, __LINE__, __func__, message.str());
    }

    const uint32_t size = std::stoi(values[0]);

    getline(stream, line);
    values = tools::split(line);
    if (values.size() != size)
    {
        std::stringstream message;
        message << "'values.size()' has to be equal to 'size' ('values.size()' = " << values.size()
                << ", 'size' = " << size << ").";
        throw spu::tools::runtime_error(__FILE__, __LINE__, __func__, message.str());
    }

    std::vector<uint32_t> info_bits_pos;
    for (auto v : values)
    {
        const uint32_t pos = std::stoi(v);

        if (std::find(info_bits_pos.begin(), info_bits_pos.end(), pos) != info_bits_pos.end())
        {
            std::stringstream message;
            message << "'pos' already exists in the 'info_bits_pos' vector ('pos' = " << pos << ").";
            throw spu::tools::runtime_error(__FILE__, __LINE__, __func__, message.str());
        }

        info_bits_pos.push_back(pos);
    }

    return info_bits_pos;
}

template<typename B>
Encoder_user<B>::Encoder_user(const int K, const int N, const std::string& filename, const int start_idx)