key-handle-mem.cpp
Go to the documentation of this file.
1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * Copyright (c) 2013-2018 Regents of the University of California.
4  *
5  * This file is part of ndn-cxx library (NDN C++ library with eXperimental eXtensions).
6  *
7  * ndn-cxx library is free software: you can redistribute it and/or modify it under the
8  * terms of the GNU Lesser General Public License as published by the Free Software
9  * Foundation, either version 3 of the License, or (at your option) any later version.
10  *
11  * ndn-cxx library is distributed in the hope that it will be useful, but WITHOUT ANY
12  * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
13  * PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
14  *
15  * You should have received copies of the GNU General Public License and GNU Lesser
16  * General Public License along with ndn-cxx, e.g., in COPYING.md file. If not, see
17  * <http://www.gnu.org/licenses/>.
18  *
19  * See AUTHORS.md for complete list of ndn-cxx authors and contributors.
20  */
21 
28 
29 namespace ndn {
30 namespace security {
31 namespace tpm {
32 
33 KeyHandleMem::KeyHandleMem(shared_ptr<transform::PrivateKey> key)
34  : m_key(std::move(key))
35 {
36  BOOST_ASSERT(m_key != nullptr);
37 }
38 
40 KeyHandleMem::doSign(DigestAlgorithm digestAlgorithm, const uint8_t* buf, size_t size) const
41 {
42  using namespace transform;
43 
44  OBufferStream sigOs;
45  bufferSource(buf, size) >> signerFilter(digestAlgorithm, *m_key) >> streamSink(sigOs);
46  return sigOs.buf();
47 }
48 
50 KeyHandleMem::doDecrypt(const uint8_t* cipherText, size_t cipherTextLen) const
51 {
52  return m_key->decrypt(cipherText, cipherTextLen);
53 }
54 
56 KeyHandleMem::doDerivePublicKey() const
57 {
58  return m_key->derivePublicKey();
59 }
60 
61 } // namespace tpm
62 } // namespace security
63 } // namespace ndn
Definition: data.cpp:26
STL namespace.
unique_ptr< Transform > signerFilter(DigestAlgorithm algo, const PrivateKey &key)
KeyHandleMem(shared_ptr< transform::PrivateKey > key)
unique_ptr< Sink > streamSink(std::ostream &os)
Definition: stream-sink.cpp:53
shared_ptr< Buffer > buf()
Flush written data to the stream and return shared pointer to the underlying buffer.
implements an output stream that constructs ndn::Buffer
shared_ptr< const Buffer > ConstBufferPtr
Definition: buffer.hpp:126