key-container.hpp

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

#include <set>
#include <unordered_map>
#include "key.hpp"

namespace ndn {
namespace security {
namespace pib {

class PibImpl;

namespace detail {
class KeyImpl;
class IdentityImpl;
} // namespace detail

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

    Key
    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 KeyContainer& container);

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

    friend class KeyContainer;
  };

  typedef const_iterator iterator;

public:
  const_iterator
  begin() const;

  const_iterator
  end() const;

  const_iterator
  find(const Name& keyName) const;

  size_t
  size() const;

  Key
  add(const uint8_t* key, size_t keyLen, const Name& keyName);

  void
  remove(const Name& keyName);

  Key
  get(const Name& keyName) const;

  bool
  isConsistent() const;

NDN_CXX_PUBLIC_WITH_TESTS_ELSE_PRIVATE:
  KeyContainer(const Name& identity, shared_ptr<PibImpl> impl);

  const std::set<Name>&
  getKeyNames() const
  {
    return m_keyNames;
  }

  const std::unordered_map<Name, shared_ptr<detail::KeyImpl>>&
  getLoadedKeys() const
  {
    return m_keys;
  }

private:
  Name m_identity;
  std::set<Name> m_keyNames;
  mutable std::unordered_map<Name, shared_ptr<detail::KeyImpl>> m_keys;

  shared_ptr<PibImpl> m_impl;
  friend class detail::IdentityImpl;
};

} // namespace pib

using pib::KeyContainer;

} // namespace security
} // namespace ndn

#endif // NDN_SECURITY_PIB_KEY_CONTAINER_HPP