One await

std::future<ptrdiff_t> tcp_reader(int total)
{
    char bug[64 * 1024];
    ptrdiff_t result = 0;

    auto conn = await Tcp::Connect("127.0.0.1", 1337);
    do
    {
        auto bytesRead = conn.Read(buf, sizeof(buf)).get();
        total -= bytesRead;
        result += std::count(buf, buf + bytesRead, 'c');
    }
    while (total > 0);
    return result;
}