block-cipher.hpp
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21 
22 #ifndef NDN_CXX_SECURITY_TRANSFORM_BLOCK_CIPHER_HPP
23 #define NDN_CXX_SECURITY_TRANSFORM_BLOCK_CIPHER_HPP
24 
27 
28 namespace ndn {
29 namespace security {
30 namespace transform {
31 
38 class BlockCipher final : public Transform
39 {
40 public:
50  span<const uint8_t> key, span<const uint8_t> iv);
51 
52  ~BlockCipher() final;
53 
54 private:
58  void
59  preTransform() final;
60 
66  size_t
67  convert(span<const uint8_t> data) final;
68 
72  void
73  finalize() final;
74 
78  void
79  fillOutputBuffer();
80 
84  bool
85  isConverterEmpty() const;
86 
87 private:
88  void
89  initializeAesCbc(span<const uint8_t> key, span<const uint8_t> iv, CipherOperator op);
90 
91 private:
92  class Impl;
93  const unique_ptr<Impl> m_impl;
94 };
95 
96 unique_ptr<Transform>
98  span<const uint8_t> key, span<const uint8_t> iv);
99 
100 } // namespace transform
101 } // namespace security
102 } // namespace ndn
103 
104 #endif // NDN_CXX_SECURITY_TRANSFORM_BLOCK_CIPHER_HPP
The module to encrypt data using block cipher.
BlockCipher(BlockCipherAlgorithm algo, CipherOperator op, span< const uint8_t > key, span< const uint8_t > iv)
Create a block cipher.
Abstraction of an intermediate transformation module.
unique_ptr< Transform > blockCipher(BlockCipherAlgorithm algo, CipherOperator op, span< const uint8_t > key, span< const uint8_t > iv)
Definition: data.cpp:25
BlockCipherAlgorithm
There are three types of module in a transformation chain: Source, Transform, and Sink.