blob: beac9db5abbece2da272aa2a3140a0e063578f47 [file] [log] [blame]
/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/**
* Copyright (c) 2013-2016 Regents of the University of California.
*
* This file is part of ndn-cxx library (NDN C++ library with eXperimental eXtensions).
*
* ndn-cxx library is free software: you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License as published by the Free Software
* Foundation, either version 3 of the License, or (at your option) any later version.
*
* ndn-cxx library is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
* PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
*
* You should have received copies of the GNU General Public License and GNU Lesser
* General Public License along with ndn-cxx, e.g., in COPYING.md file. If not, see
* <http://www.gnu.org/licenses/>.
*
* See AUTHORS.md for complete list of ndn-cxx authors and contributors.
*/
#include "back-end-mem.hpp"
#include "key-handle-mem.hpp"
#include "../transform/private-key.hpp"
#include "../../encoding/buffer-stream.hpp"
#include <unordered_map>
namespace ndn {
namespace security {
namespace tpm {
using transform::PrivateKey;
class BackEndMem::Impl
{
public:
std::unordered_map<Name, shared_ptr<PrivateKey>> keys;
};
BackEndMem::BackEndMem()
: m_impl(new Impl)
{
}
BackEndMem::~BackEndMem() = default;
bool
BackEndMem::doHasKey(const Name& keyName) const
{
return (m_impl->keys.count(keyName) > 0);
}
unique_ptr<KeyHandle>
BackEndMem::doGetKeyHandle(const Name& keyName) const
{
auto it = m_impl->keys.find(keyName);
if (it == m_impl->keys.end())
return nullptr;
return make_unique<KeyHandleMem>(it->second);
}
unique_ptr<KeyHandle>
BackEndMem::doCreateKey(const Name& identityName, const KeyParams& params)
{
shared_ptr<PrivateKey> key(transform::generatePrivateKey(params).release());
unique_ptr<KeyHandle> keyHandle = make_unique<KeyHandleMem>(key);
setKeyName(*keyHandle, identityName, params);
m_impl->keys[keyHandle->getKeyName()] = key;
return keyHandle;
}
void
BackEndMem::doDeleteKey(const Name& keyName)
{
m_impl->keys.erase(keyName);
}
ConstBufferPtr
BackEndMem::doExportKey(const Name& keyName, const char* pw, size_t pwLen)
{
OBufferStream os;
m_impl->keys[keyName]->savePkcs8(os, pw, pwLen);
return os.buf();
}
void
BackEndMem::doImportKey(const Name& keyName, const uint8_t* buf, size_t size, const char* pw, size_t pwLen)
{
try {
auto key = make_shared<PrivateKey>();
key->loadPkcs8(buf, size, pw, pwLen);
m_impl->keys[keyName] = key;
}
catch (const PrivateKey::Error& e) {
BOOST_THROW_EXCEPTION(Error(std::string("Cannot import private key: ") + e.what()));
}
}
} // namespace tpm
} // namespace security
} // namespace ndn