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bool | IsRandomAccess () const |
| Determines whether the cipher supports random access.
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bool | IsSelfInverting () const |
| Determines whether the cipher is self-inverting.
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void | SetKey (const byte *userKey, size_t keylength, const NameValuePairs ¶ms) |
| Sets or reset the key of this object.
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void | Restart () |
| Restart the hash.
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void | Resynchronize (const byte *iv, int length=-1) |
| Resynchronize with an IV.
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void | Update (const byte *input, size_t length) |
| Updates a hash with additional input.
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void | ProcessData (byte *outString, const byte *inString, size_t length) |
| Encrypt or decrypt an array of bytes.
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void | TruncatedFinal (byte *mac, size_t macSize) |
| Computes the hash of the current message.
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virtual lword | MaxHeaderLength () const =0 |
| Provides the maximum length of AAD that can be input.
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virtual lword | MaxMessageLength () const =0 |
| Provides the maximum length of encrypted data.
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virtual lword | MaxFooterLength () const |
| Provides the maximum length of AAD.
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virtual bool | NeedsPrespecifiedDataLengths () const |
| Determines if data lengths must be specified prior to inputting data.
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void | SpecifyDataLengths (lword headerLength, lword messageLength, lword footerLength=0) |
| Prescribes the data lengths.
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virtual void | EncryptAndAuthenticate (byte *ciphertext, byte *mac, size_t macSize, const byte *iv, int ivLength, const byte *header, size_t headerLength, const byte *message, size_t messageLength) |
| Encrypts and calculates a MAC in one call.
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virtual bool | DecryptAndVerify (byte *message, const byte *mac, size_t macSize, const byte *iv, int ivLength, const byte *header, size_t headerLength, const byte *ciphertext, size_t ciphertextLength) |
| Decrypts and verifies a MAC in one call.
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virtual std::string | AlgorithmName () const |
| Provides the name of this algorithm.
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virtual std::string | AlgorithmProvider () const |
| Retrieve the provider of this algorithm.
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virtual size_t | MinKeyLength () const =0 |
| Returns smallest valid key length.
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virtual size_t | MaxKeyLength () const =0 |
| Returns largest valid key length.
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virtual size_t | DefaultKeyLength () const =0 |
| Returns default key length.
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virtual size_t | GetValidKeyLength (size_t keylength) const =0 |
| Returns a valid key length for the algorithm.
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virtual bool | IsValidKeyLength (size_t keylength) const |
| Returns whether keylength is a valid key length.
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void | SetKeyWithRounds (const byte *key, size_t length, int rounds) |
| Sets or reset the key of this object.
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void | SetKeyWithIV (const byte *key, size_t length, const byte *iv, size_t ivLength) |
| Sets or reset the key of this object.
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void | SetKeyWithIV (const byte *key, size_t length, const byte *iv) |
| Sets or reset the key of this object.
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virtual IV_Requirement | IVRequirement () const =0 |
| Minimal requirement for secure IVs.
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bool | IsResynchronizable () const |
| Determines if the object can be resynchronized.
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bool | CanUseRandomIVs () const |
| Determines if the object can use random IVs.
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bool | CanUsePredictableIVs () const |
| Determines if the object can use random but possibly predictable IVs.
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bool | CanUseStructuredIVs () const |
| Determines if the object can use structured IVs.
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virtual unsigned int | IVSize () const |
| Returns length of the IV accepted by this object.
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unsigned int | DefaultIVLength () const |
| Provides the default size of an IV.
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virtual unsigned int | MinIVLength () const |
| Provides the minimum size of an IV.
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virtual unsigned int | MaxIVLength () const |
| Provides the maximum size of an IV.
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virtual void | GetNextIV (RandomNumberGenerator &rng, byte *iv) |
| Retrieves a secure IV for the next message.
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HashTransformation & | Ref () |
| Provides a reference to this object.
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virtual byte * | CreateUpdateSpace (size_t &size) |
| Request space which can be written into by the caller.
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virtual void | Final (byte *digest) |
| Computes the hash of the current message.
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virtual unsigned int | DigestSize () const =0 |
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unsigned int | TagSize () const |
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virtual unsigned int | BlockSize () const |
| Provides the block size of the compression function.
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virtual unsigned int | OptimalBlockSize () const |
| Provides the input block size most efficient for this hash.
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virtual unsigned int | OptimalDataAlignment () const |
| Provides input and output data alignment for optimal performance.
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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.
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virtual bool | Verify (const byte *digest) |
| Verifies the hash of the current message.
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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.
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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.
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virtual bool | TruncatedVerify (const byte *digest, size_t digestLength) |
| Verifies the hash of the current message.
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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.
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| Algorithm (bool checkSelfTestStatus=true) |
| Interface for all crypto algorithms.
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virtual Clonable * | Clone () const |
| Copies this object.
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StreamTransformation & | Ref () |
| Provides a reference to this object.
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virtual unsigned int | MandatoryBlockSize () const |
| Provides the mandatory block size of the cipher.
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virtual unsigned int | OptimalBlockSize () const |
| Provides the input block size most efficient for this cipher.
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virtual unsigned int | GetOptimalBlockSizeUsed () const |
| Provides the number of bytes used in the current block when processing at optimal block size.
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virtual unsigned int | OptimalDataAlignment () const |
| Provides input and output data alignment for optimal performance.
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virtual size_t | ProcessLastBlock (byte *outString, size_t outLength, const byte *inString, size_t inLength) |
| Encrypt or decrypt the last block of data.
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virtual unsigned int | MinLastBlockSize () const |
| Provides the size of the last block.
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virtual bool | IsLastBlockSpecial () const |
| Determines if the last block receives special processing.
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void | ProcessString (byte *inoutString, size_t length) |
| Encrypt or decrypt a string of bytes.
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void | ProcessString (byte *outString, const byte *inString, size_t length) |
| Encrypt or decrypt a string of bytes.
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byte | ProcessByte (byte input) |
| Encrypt or decrypt a byte.
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virtual void | Seek (lword pos) |
| Seek to an absolute position.
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virtual bool | IsForwardTransformation () const =0 |
| Determines if the cipher is being operated in its forward direction.
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