key-handle.hpp
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21 
22 #ifndef NDN_CXX_SECURITY_TPM_KEY_HANDLE_HPP
23 #define NDN_CXX_SECURITY_TPM_KEY_HANDLE_HPP
24 
25 #include "ndn-cxx/name.hpp"
27 
28 namespace ndn::security::tpm {
29 
35 class KeyHandle : noncopyable
36 {
37 public:
38  class Error : public std::runtime_error
39  {
40  public:
41  using std::runtime_error::runtime_error;
42  };
43 
44 public:
45  virtual
47 
52  sign(DigestAlgorithm digestAlgorithm, const InputBuffers& bufs) const;
53 
57  bool
58  verify(DigestAlgorithm digestAlgorithm, const InputBuffers& bufs, span<const uint8_t> sig) const;
59 
64  decrypt(span<const uint8_t> cipherText) const;
65 
70  derivePublicKey() const;
71 
72  Name
73  getKeyName() const
74  {
75  return m_keyName;
76  }
77 
78  void
79  setKeyName(const Name& keyName)
80  {
81  m_keyName = keyName;
82  }
83 
84 private:
85  virtual ConstBufferPtr
86  doSign(DigestAlgorithm digestAlgo, const InputBuffers& bufs) const = 0;
87 
88  virtual bool
89  doVerify(DigestAlgorithm digestAlgo, const InputBuffers& bufs, span<const uint8_t> sig) const = 0;
90 
91  virtual ConstBufferPtr
92  doDecrypt(span<const uint8_t> cipherText) const = 0;
93 
94  virtual ConstBufferPtr
95  doDerivePublicKey() const = 0;
96 
97 private:
98  Name m_keyName;
99 };
100 
101 } // namespace ndn::security::tpm
102 
103 #endif // NDN_CXX_SECURITY_TPM_KEY_HANDLE_HPP
Represents an absolute name.
Definition: name.hpp:45
Abstraction of TPM key handle.
Definition: key-handle.hpp:36
void setKeyName(const Name &keyName)
Definition: key-handle.hpp:79
ConstBufferPtr derivePublicKey() const
Definition: key-handle.cpp:48
ConstBufferPtr decrypt(span< const uint8_t > cipherText) const
Return plain text content decrypted from cipherText using this key.
Definition: key-handle.cpp:42
bool verify(DigestAlgorithm digestAlgorithm, const InputBuffers &bufs, span< const uint8_t > sig) const
Verify the signature sig over bufs using this key and digestAlgorithm.
Definition: key-handle.cpp:35
ConstBufferPtr sign(DigestAlgorithm digestAlgorithm, const InputBuffers &bufs) const
Generate a digital signature for bufs using this key with digestAlgorithm.
Definition: key-handle.cpp:29
std::shared_ptr< const Buffer > ConstBufferPtr
Definition: buffer.hpp:140
InputBuffers bufs
span< const uint8_t > sig