identity-container.hpp

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
#ifndef NDN_SECURITY_PIB_IDENTITY_CONTAINER_HPP
#define NDN_SECURITY_PIB_IDENTITY_CONTAINER_HPP

#include "identity.hpp"

#include <set>
#include <unordered_map>

namespace ndn {
namespace security {
namespace pib {

class PibImpl;

namespace detail {
class IdentityImpl;
} // namespace detail

class IdentityContainer : noncopyable
{
public:
  class const_iterator : public std::iterator<std::forward_iterator_tag, const Identity>
  {
  public:
    const_iterator();

    Identity
    operator*();

    const_iterator&
    operator++();

    const_iterator
    operator++(int);

    bool
    operator==(const const_iterator& other);

    bool
    operator!=(const const_iterator& other);

  private:
    const_iterator(std::set<Name>::const_iterator it, const IdentityContainer& container);

  private:
    std::set<Name>::const_iterator m_it;
    const IdentityContainer* m_container;

    friend class IdentityContainer;
  };

  typedef const_iterator iterator;

public:
  const_iterator
  begin() const;

  const_iterator
  end() const;

  const_iterator
  find(const Name& keyId) const;

  size_t
  size() const;

  Identity
  add(const Name& identityName);

  void
  remove(const Name& identity);

  Identity
  get(const Name& identity) const;

  void
  reset();

  bool
  isConsistent() const;

NDN_CXX_PUBLIC_WITH_TESTS_ELSE_PRIVATE:
  explicit
  IdentityContainer(shared_ptr<PibImpl> pibImpl);

  const std::set<Name>&
  getIdentityNames() const
  {
    return m_identityNames;
  }

  const std::unordered_map<Name, shared_ptr<detail::IdentityImpl>>&
  getLoadedIdentities() const
  {
    return m_identities;
  }

private:
  std::set<Name> m_identityNames;
  mutable std::unordered_map<Name, shared_ptr<detail::IdentityImpl>> m_identities;

  shared_ptr<PibImpl> m_pibImpl;

  friend class Pib;
};

} // namespace pib

using pib::IdentityContainer;

} // namespace security
} // namespace ndn

#endif // NDN_SECURITY_PIB_IDENTITY_CONTAINER_HPP