Crypto++  5.6.3
Free C++ class library of cryptographic schemes
Classes | Public Types | Static Public Member Functions | List of all members
DES Class Reference

DES block cipher. More...

+ Inheritance diagram for DES:

Public Types

typedef BlockCipherFinal< ENCRYPTION, Base > Encryption
 
typedef BlockCipherFinal< DECRYPTION, Base > Decryption
 
- Public Types inherited from BlockCipherDocumentation
typedef BlockCipher Encryption
 implements the BlockCipher interface
 
typedef BlockCipher Decryption
 implements the BlockCipher interface
 

Static Public Member Functions

static bool CheckKeyParityBits (const byte *key)
 check DES key parity bits
 
static void CorrectKeyParityBits (byte *key)
 correct DES key parity bits
 
- Static Public Member Functions inherited from DES_Info
static const char * StaticAlgorithmName ()
 
- Static Public Member Functions inherited from FixedKeyLength< 8 >
static size_t StaticGetValidKeyLength (size_t keylength)
 The default key length for the algorithm provided by a static function. More...
 

Additional Inherited Members

- Static Public Attributes inherited from FixedBlockSize< 8 >
static const int BLOCKSIZE
 The block size of the algorithm provided as a constant.
 
- Static Public Attributes inherited from FixedKeyLength< 8 >
static const int KEYLENGTH
 The default key length used by the algorithm provided as a constant. More...
 
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 IV length used by the algorithm provided as a constant. More...
 

Detailed Description

DES block cipher.

The DES implementation in Crypto++ ignores the parity bits (the least significant bits of each byte) in the key. However you can use CheckKeyParityBits() and CorrectKeyParityBits() to check or correct the parity bits if you wish.

See also
DES

Definition at line 42 of file des.h.


The documentation for this class was generated from the following files: