sha256-with-ecdsa-signature.hpp

/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
#ifndef NDN_SHA256_WITH_ECDSA_SIGNATURE_HPP
#define NDN_SHA256_WITH_ECDSA_SIGNATURE_HPP

#include "signature.hpp"
#include "key-locator.hpp"
#include "security/validity-period.hpp"
#include "util/change-counter.hpp"

namespace ndn {

class Sha256WithEcdsaSignature : public Signature {
public:
  Sha256WithEcdsaSignature()
  : changeCount_(0)
  {
  }

  virtual ptr_lib::shared_ptr<Signature>
  clone() const;

  virtual void
  get(SignatureLite& signatureLite) const;

  virtual void
  set(const SignatureLite& signatureLite);

  virtual const Blob&
  getSignature() const;

  const KeyLocator&
  getKeyLocator() const { return keyLocator_.get(); }

  KeyLocator&
  getKeyLocator() { return keyLocator_.get(); }

  const ValidityPeriod&
  getValidityPeriod() const { return validityPeriod_.get(); }

  ValidityPeriod&
  getValidityPeriod() { return validityPeriod_.get(); }

  virtual void
  setSignature(const Blob& signature);

  void
  setKeyLocator(const KeyLocator& keyLocator)
  {
    keyLocator_.set(keyLocator);
    ++changeCount_;
  }

  void
  setValidityPeriod(const ValidityPeriod& validityPeriod)
  {
    validityPeriod_.set(validityPeriod);
    ++changeCount_;
  }

  void
  clear()
  {
    signature_.reset();
    keyLocator_.get().clear();
    validityPeriod_.get().clear();
    ++changeCount_;
  }

  virtual uint64_t
  getChangeCount() const;

private:
  Blob signature_;
  ChangeCounter<KeyLocator> keyLocator_;
  ChangeCounter<ValidityPeriod> validityPeriod_;
  uint64_t changeCount_;
};

}

#endif