identity-impl.cpp

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
#include "identity-impl.hpp"
#include "../pib-impl.hpp"
#include "../pib.hpp"

namespace ndn {
namespace security {
namespace pib {
namespace detail {

IdentityImpl::IdentityImpl(const Name& identityName, shared_ptr<PibImpl> impl, bool needInit)
  : m_name(identityName)
  , m_isDefaultKeyLoaded(false)
  , m_keys(identityName, impl)
  , m_impl(impl)
{
  BOOST_ASSERT(impl != nullptr);

  if (needInit) {
    m_impl->addIdentity(m_name);
  }
  else if (!m_impl->hasIdentity(m_name)) {
    BOOST_THROW_EXCEPTION(Pib::Error("Identity " + m_name.toUri() + " does not exist"));
  }
}

Key
IdentityImpl::addKey(const uint8_t* key, size_t keyLen, const Name& keyName)
{
  BOOST_ASSERT(m_keys.isConsistent());

  if (m_keys.find(keyName) != m_keys.end()) {
    BOOST_THROW_EXCEPTION(Pib::Error("Cannot overwrite existing key " + keyName.toUri()));
  }

  return m_keys.add(key, keyLen, keyName);
}

void
IdentityImpl::removeKey(const Name& keyName)
{
  BOOST_ASSERT(m_keys.isConsistent());

  if (m_isDefaultKeyLoaded && m_defaultKey.getName() == keyName)
    m_isDefaultKeyLoaded = false;

  m_keys.remove(keyName);
}

Key
IdentityImpl::getKey(const Name& keyName) const
{
  BOOST_ASSERT(m_keys.isConsistent());

  return m_keys.get(keyName);
}

const KeyContainer&
IdentityImpl::getKeys() const
{
  BOOST_ASSERT(m_keys.isConsistent());

  return m_keys;
}

const Key&
IdentityImpl::setDefaultKey(const Name& keyName)
{
  BOOST_ASSERT(m_keys.isConsistent());

  m_defaultKey = m_keys.get(keyName);
  m_isDefaultKeyLoaded = true;
  m_impl->setDefaultKeyOfIdentity(m_name, keyName);
  return m_defaultKey;
}

const Key&
IdentityImpl::setDefaultKey(const uint8_t* key, size_t keyLen, const Name& keyName)
{
  addKey(key, keyLen, keyName);
  return setDefaultKey(keyName);
}

const Key&
IdentityImpl::getDefaultKey() const
{
  BOOST_ASSERT(m_keys.isConsistent());

  if (!m_isDefaultKeyLoaded) {
    m_defaultKey = m_keys.get(m_impl->getDefaultKeyOfIdentity(m_name));
    m_isDefaultKeyLoaded = true;
  }

  BOOST_ASSERT(m_impl->getDefaultKeyOfIdentity(m_name) == m_defaultKey.getName());

  return m_defaultKey;
}

} // namespace detail
} // namespace pib
} // namespace security
} // namespace ndn