certificates_loader.hh

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#pragma once

#include <set>
#include <map>
#include <string>

#include <experimental/filesystem>

#include "security_db_record.hh"

class certificates_loader {
  
  std::string _certificateExt;
  
  std::string _privateKeyExt;

  std::string _publicKeysExt;

  std::string _privateEncKeyExt;

  std::string _publicEncKeysExt;

  std::string _hashedidDigestExt;

  std::string _issuerDigestExt;

  std::experimental::filesystem::path _full_path;

  bool _is_cache_initialized;
  
  std::set<std::string> _directory_filter;

  static certificates_loader* instance;

  certificates_loader();
  ~certificates_loader() {
    if (instance != NULL) {
      delete instance;
      instance = NULL;
    }
  };
  
public: 
  inline static certificates_loader& get_instance() {
    if (instance == NULL) instance = new certificates_loader();
    return *instance;
  };

  int build_path(const std::string& p_root_directory);

  int load_certificates(std::map<std::string, std::unique_ptr<security_db_record> >& p_certificates, std::map<std::vector<unsigned char>, std::string>& p_hashed_id8s);
  //int load_certificate(std::unique_ptr<security_db_record> >& p_certificate, std::map<const std::vector<unsigned char>, const std::string&>& p_hashed_id8s);
  int save_certificate(const security_db_record& p_certificate);

private:
  int retrieve_certificates_list(std::set<std::experimental::filesystem::path>& p_files);

  int build_certificates_cache(std::set<std::experimental::filesystem::path>& p_files, std::map<std::string, std::unique_ptr<security_db_record> >& p_certificates, std::map<std::vector<unsigned char>, std::string>& p_hashed_id8s);
  
}; // End of class certificates_loader