CMAC message authentication code. More...
Inheritance diagram for CMAC< T >:
Public Member Functions | |
| CMAC () | |
| Construct a CMAC. | |
| CMAC (const byte *key, size_t length=SameKeyLengthAs< T >::DEFAULT_KEYLENGTH) | |
| Construct a CMAC. More... | |
| Public Member Functions inherited from AlgorithmImpl< SimpleKeyingInterfaceImpl< CMAC_Base, CMAC< T > >, CMAC< T > > | |
| std::string | AlgorithmName () const |
| The algorithm name. More... | |
| Public Member Functions inherited from SimpleKeyingInterfaceImpl< CMAC_Base, CMAC< T > > | |
| size_t | MinKeyLength () const |
| The minimum key length used by the algorithm. More... | |
| size_t | MaxKeyLength () const |
| The maximum key length used by the algorithm. More... | |
| size_t | DefaultKeyLength () const |
| The default key length used by the algorithm. More... | |
| size_t | GetValidKeyLength (size_t keylength) const |
| Provides a valid key length for the algorithm. More... | |
| SimpleKeyingInterface::IV_Requirement | IVRequirement () const |
| The default IV requirements for the algorithm. More... | |
| unsigned int | IVSize () const |
| The initialization vector length for the algorithm. More... | |
| Public Member Functions inherited from CMAC_Base | |
| void | UncheckedSetKey (const byte *key, unsigned int length, const NameValuePairs ¶ms) |
| Sets the key for this object without performing parameter validation. More... | |
| void | Update (const byte *input, size_t length) |
| Updates a hash with additional input. More... | |
| void | TruncatedFinal (byte *mac, size_t size) |
| Computes the hash of the current message. More... | |
| unsigned int | DigestSize () const |
| Provides the digest size of the hash. More... | |
| unsigned int | OptimalBlockSize () const |
| Provides the input block size most efficient for this hash. More... | |
| unsigned int | OptimalDataAlignment () const |
| Provides input and output data alignment for optimal performance. More... | |
| std::string | AlgorithmProvider () const |
| Retrieve the provider of this algorithm. More... | |
| Public Member Functions inherited from SimpleKeyingInterface | |
| virtual bool | IsValidKeyLength (size_t keylength) const |
| Returns whether keylength is a valid key length. More... | |
| virtual void | SetKey (const byte *key, size_t length, const NameValuePairs ¶ms=g_nullNameValuePairs) |
| Sets or reset the key of this object. More... | |
| void | SetKeyWithRounds (const byte *key, size_t length, int rounds) |
| Sets or reset the key of this object. More... | |
| void | SetKeyWithIV (const byte *key, size_t length, const byte *iv, size_t ivLength) |
| Sets or reset the key of this object. More... | |
| void | SetKeyWithIV (const byte *key, size_t length, const byte *iv) |
| Sets or reset the key of this object. More... | |
| bool | IsResynchronizable () const |
| Determines if the object can be resynchronized. More... | |
| bool | CanUseRandomIVs () const |
| Determines if the object can use random IVs. More... | |
| bool | CanUsePredictableIVs () const |
| Determines if the object can use random but possibly predictable IVs. More... | |
| bool | CanUseStructuredIVs () const |
| Determines if the object can use structured IVs. More... | |
| unsigned int | DefaultIVLength () const |
| Provides the default size of an IV. More... | |
| virtual unsigned int | MinIVLength () const |
| Provides the minimum size of an IV. More... | |
| virtual unsigned int | MaxIVLength () const |
| Provides the maximum size of an IV. More... | |
| virtual void | Resynchronize (const byte *iv, int ivLength=-1) |
| Resynchronize with an IV. More... | |
| virtual void | GetNextIV (RandomNumberGenerator &rng, byte *iv) |
| Retrieves a secure IV for the next message. More... | |
| Public Member Functions inherited from HashTransformation | |
| HashTransformation & | Ref () |
| Provides a reference to this object. More... | |
| virtual byte * | CreateUpdateSpace (size_t &size) |
| Request space which can be written into by the caller. More... | |
| virtual void | Final (byte *digest) |
| Computes the hash of the current message. More... | |
| virtual void | Restart () |
| Restart the hash. More... | |
| unsigned int | TagSize () const |
| Provides the tag size of the hash. More... | |
| virtual unsigned int | BlockSize () const |
| Provides the block size of the compression function. More... | |
| virtual void | CalculateDigest (byte *digest, const byte *input, size_t length) |
| Updates the hash with additional input and computes the hash of the current message. More... | |
| virtual bool | Verify (const byte *digest) |
| Verifies the hash of the current message. More... | |
| virtual bool | VerifyDigest (const byte *digest, const byte *input, size_t length) |
| Updates the hash with additional input and verifies the hash of the current message. More... | |
| virtual void | CalculateTruncatedDigest (byte *digest, size_t digestSize, const byte *input, size_t length) |
| Updates the hash with additional input and computes the hash of the current message. More... | |
| virtual bool | TruncatedVerify (const byte *digest, size_t digestLength) |
| Verifies the hash of the current message. More... | |
| virtual bool | VerifyTruncatedDigest (const byte *digest, size_t digestLength, const byte *input, size_t length) |
| Updates the hash with additional input and verifies the hash of the current message. More... | |
| Public Member Functions inherited from Algorithm | |
| Algorithm (bool checkSelfTestStatus=true) | |
| Interface for all crypto algorithms. More... | |
| Public Member Functions inherited from Clonable | |
| virtual Clonable * | Clone () const |
| Copies this object. More... | |
Static Public Member Functions | |
| static std::string | StaticAlgorithmName () |
| Static Public Member Functions inherited from AlgorithmImpl< SimpleKeyingInterfaceImpl< CMAC_Base, CMAC< T > >, CMAC< T > > | |
| static std::string | StaticAlgorithmName () |
| The algorithm name. More... | |
| Static Public Member Functions inherited from SameKeyLengthAs< T > | |
| static size_t | StaticGetValidKeyLength (size_t keylength) |
| Provides a valid key length for the algorithm provided by a static function. More... | |
Additional Inherited Members | |
| Public Types inherited from SimpleKeyingInterface | |
| enum | IV_Requirement { UNIQUE_IV = 0, RANDOM_IV, UNPREDICTABLE_RANDOM_IV, INTERNALLY_GENERATED_IV, NOT_RESYNCHRONIZABLE } |
| Secure IVs requirements as enumerated values. More... | |
| Static Public Attributes inherited from SameKeyLengthAs< T > | |
| static const int | MIN_KEYLENGTH |
| The minimum key length used by the algorithm provided as a constant. More... | |
| static const int | MAX_KEYLENGTH |
| The maximum key length used by the algorithm provided as a constant. More... | |
| static const int | DEFAULT_KEYLENGTH |
| The default key length used by the algorithm provided as a constant. More... | |
| static const int | IV_REQUIREMENT |
| The default IV requirements for the algorithm provided as a constant. More... | |
| static const int | IV_LENGTH |
| The default initialization vector length for the algorithm provided as a constant. More... | |
Detailed Description
template<class T>
class CMAC< T >
CMAC message authentication code.
- Template Parameters
-
T block cipher
Template parameter T should be a class derived from BlockCipherDocumentation, for example AES, with a block size of 8, 16, or 32.
- See also
- CMAC
- Since
- Crypto++ 5.6.0
Constructor & Destructor Documentation
◆ CMAC()
template<class T>
|
inline |
The documentation for this class was generated from the following file:
