std::shared_ptr<Job> fetchJob();
bool finishJob( std::shared_ptr<Job> job );
std::shared_ptr<TBSCertificate> fetchTBSCert( std::shared_ptr<Job> job );
std::shared_ptr<Job> fetchJob();
bool finishJob( std::shared_ptr<Job> job );
std::shared_ptr<TBSCertificate> fetchTBSCert( std::shared_ptr<Job> job );