private-key.hpp
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21 
22 #ifndef NDN_CXX_SECURITY_TRANSFORM_PRIVATE_KEY_HPP
23 #define NDN_CXX_SECURITY_TRANSFORM_PRIVATE_KEY_HPP
24 
27 
28 namespace ndn {
29 
30 class KeyParams;
31 
32 namespace security {
33 namespace transform {
34 
38 class PrivateKey : noncopyable
39 {
40 public:
41  class Error : public std::runtime_error
42  {
43  public:
44  using std::runtime_error::runtime_error;
45  };
46 
55  typedef function<int(char* buf, size_t bufSize, bool shouldConfirm)> PasswordCallback;
56 
57 public:
63  PrivateKey();
64 
65  ~PrivateKey();
66 
70  KeyType
71  getKeyType() const;
72 
76  size_t
77  getKeySize() const;
78 
85  getKeyDigest(DigestAlgorithm algo) const;
86 
92  void
93  loadRaw(KeyType type, const uint8_t* buf, size_t size);
94 
98  void
99  loadPkcs1(const uint8_t* buf, size_t size);
100 
104  void
105  loadPkcs1(std::istream& is);
106 
110  void
111  loadPkcs1Base64(const uint8_t* buf, size_t size);
112 
116  void
117  loadPkcs1Base64(std::istream& is);
118 
123  void
124  loadPkcs8(const uint8_t* buf, size_t size, const char* pw, size_t pwLen);
125 
132  void
133  loadPkcs8(const uint8_t* buf, size_t size, PasswordCallback pwCallback = nullptr);
134 
139  void
140  loadPkcs8(std::istream& is, const char* pw, size_t pwLen);
141 
148  void
149  loadPkcs8(std::istream& is, PasswordCallback pwCallback = nullptr);
150 
156  void
157  loadPkcs8Base64(const uint8_t* buf, size_t size, const char* pw, size_t pwLen);
158 
165  void
166  loadPkcs8Base64(const uint8_t* buf, size_t size, PasswordCallback pwCallback = nullptr);
167 
173  void
174  loadPkcs8Base64(std::istream& is, const char* pw, size_t pwLen);
175 
182  void
183  loadPkcs8Base64(std::istream& is, PasswordCallback pwCallback = nullptr);
184 
188  void
189  savePkcs1(std::ostream& os) const;
190 
194  void
195  savePkcs1Base64(std::ostream& os) const;
196 
200  void
201  savePkcs8(std::ostream& os, const char* pw, size_t pwLen) const;
202 
209  void
210  savePkcs8(std::ostream& os, PasswordCallback pwCallback = nullptr) const;
211 
215  void
216  savePkcs8Base64(std::ostream& os, const char* pw, size_t pwLen) const;
217 
224  void
225  savePkcs8Base64(std::ostream& os, PasswordCallback pwCallback = nullptr) const;
226 
231  derivePublicKey() const;
232 
239  decrypt(const uint8_t* cipherText, size_t cipherLen) const;
240 
241 private:
242  friend class SignerFilter;
243  friend class VerifierFilter;
244 
250  void*
251  getEvpPkey() const;
252 
253 private:
255  toPkcs1() const;
256 
258  toPkcs8(const char* pw, size_t pwLen) const;
259 
261  toPkcs8(PasswordCallback pwCallback = nullptr) const;
262 
264  rsaDecrypt(const uint8_t* cipherText, size_t cipherLen) const;
265 
266 private:
267  friend unique_ptr<PrivateKey> generatePrivateKey(const KeyParams&);
268 
269  static unique_ptr<PrivateKey>
270  generateRsaKey(uint32_t keySize);
271 
272  static unique_ptr<PrivateKey>
273  generateEcKey(uint32_t keySize);
274 
275  static unique_ptr<PrivateKey>
276  generateHmacKey(uint32_t keySize);
277 
278 private:
279  class Impl;
280  const unique_ptr<Impl> m_impl;
281 };
282 
291 unique_ptr<PrivateKey>
292 generatePrivateKey(const KeyParams& keyParams);
293 
294 } // namespace transform
295 } // namespace security
296 } // namespace ndn
297 
298 #endif // NDN_CXX_SECURITY_TRANSFORM_PRIVATE_KEY_HPP
Definition: data.cpp:26
void loadPkcs8(const uint8_t *buf, size_t size, const char *pw, size_t pwLen)
Load the private key in encrypted PKCS#8 format from a buffer buf with passphrase pw...
void loadPkcs1Base64(const uint8_t *buf, size_t size)
Load the private key in base64-encoded PKCS#1 format from a buffer buf.
function< int(char *buf, size_t bufSize, bool shouldConfirm)> PasswordCallback
Callback for application to handle password input.
Definition: private-key.hpp:55
size_t getKeySize() const
Returns the size of the private key in bits.
The module to verify signatures.
void loadPkcs1(const uint8_t *buf, size_t size)
Load the private key in PKCS#1 format from a buffer buf.
void savePkcs8(std::ostream &os, const char *pw, size_t pwLen) const
Save the private key in encrypted PKCS#8 format into a stream os.
void savePkcs8Base64(std::ostream &os, const char *pw, size_t pwLen) const
Save the private key in base64-encoded encrypted PKCS#8 format into a stream os.
PrivateKey()
Creates an empty private key instance.
Definition: private-key.cpp:82
KeyType
The type of a cryptographic key.
void loadPkcs8Base64(const uint8_t *buf, size_t size, const char *pw, size_t pwLen)
Load the private key in base64-encoded encrypted PKCS#8 format from a buffer buf with passphrase pw...
ConstBufferPtr decrypt(const uint8_t *cipherText, size_t cipherLen) const
Abstraction of private key in crypto transformation.
Definition: private-key.hpp:38
ConstBufferPtr getKeyDigest(DigestAlgorithm algo) const
Returns a digest of the private key.
friend unique_ptr< PrivateKey > generatePrivateKey(const KeyParams &)
Generate a private key according to keyParams.
Base class for key parameters.
Definition: key-params.hpp:35
ConstBufferPtr derivePublicKey() const
KeyType getKeyType() const
Returns the type of the private key.
Definition: private-key.cpp:90
void savePkcs1Base64(std::ostream &os) const
Save the private key in base64-encoded PKCS#1 format into a stream os.
void loadRaw(KeyType type, const uint8_t *buf, size_t size)
Load a raw private key from a buffer buf.
void savePkcs1(std::ostream &os) const
Save the private key in PKCS#1 format into a stream os.
shared_ptr< const Buffer > ConstBufferPtr
Definition: buffer.hpp:126