Fabcoin Core
0.16.2
P2P Digital Currency
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TEA block cipher default operation. More...
Public Member Functions | |
void | UncheckedSetKey (const byte *userKey, unsigned int length, const NameValuePairs ¶ms) |
Sets the key for this object without performing parameter validation. More... | |
Public Member Functions inherited from BlockCipherImpl< TEA_Info > | |
unsigned int | BlockSize () const |
Provides the block size of the algorithm. More... | |
Public Member Functions inherited from AlgorithmImpl< SimpleKeyingInterfaceImpl< TwoBases< BlockCipher, TEA_Info > > > | |
std::string | AlgorithmName () const |
Public Member Functions inherited from SimpleKeyingInterfaceImpl< TwoBases< BlockCipher, TEA_Info > > | |
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 default initialization vector length for the algorithm. More... | |
Public Member Functions inherited from SimpleKeyingInterface | |
virtual | ~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 BlockTransformation | |
virtual | ~BlockTransformation () |
virtual void | ProcessAndXorBlock (const byte *inBlock, const byte *xorBlock, byte *outBlock) const =0 |
Encrypt or decrypt a block. More... | |
void | ProcessBlock (const byte *inBlock, byte *outBlock) const |
Encrypt or decrypt a block. More... | |
void | ProcessBlock (byte *inoutBlock) const |
Encrypt or decrypt a block in place. More... | |
virtual unsigned int | OptimalDataAlignment () const |
Provides input and output data alignment for optimal performance. More... | |
virtual bool | IsPermutation () const |
returns true if this is a permutation (i.e. there is an inverse transformation) More... | |
virtual bool | IsForwardTransformation () const =0 |
Determines if the cipher is being operated in its forward direction. More... | |
virtual unsigned int | OptimalNumberOfParallelBlocks () const |
Determines the number of blocks that can be processed in parallel. More... | |
virtual size_t | AdvancedProcessBlocks (const byte *inBlocks, const byte *xorBlocks, byte *outBlocks, size_t length, word32 flags) const |
Encrypt and xor multiple blocks using additional flags. More... | |
CipherDir | GetCipherDirection () const |
Provides the direction of the cipher. More... | |
Public Member Functions inherited from Algorithm | |
virtual | ~Algorithm () |
Algorithm (bool checkSelfTestStatus=true) | |
Interface for all crypto algorithms. More... | |
Public Member Functions inherited from Clonable | |
virtual | ~Clonable () |
virtual Clonable * | Clone () const |
Copies this object. More... | |
Public Member Functions inherited from TEA_Info | |
CRYPTOPP_STATIC_CONSTEXPR const char * | StaticAlgorithmName () |
Public Member Functions inherited from FixedKeyLength< 16 > | |
CRYPTOPP_STATIC_CONSTEXPR size_t CRYPTOPP_API | StaticGetValidKeyLength (size_t keylength) |
The default key length used by the algorithm provided as a constant. More... | |
Public Member Functions inherited from VariableRounds< 32 > | |
CRYPTOPP_STATIC_CONSTEXPR unsigned int | StaticGetDefaultRounds (size_t keylength) |
The default number of rounds for the algorithm provided as a constant. More... | |
Protected Attributes | |
FixedSizeSecBlock< word32, 4 > | m_k |
word32 | m_limit |
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... | |
Public Types inherited from BlockTransformation | |
enum | FlagsForAdvancedProcessBlocks { BT_InBlockIsCounter =1, BT_DontIncrementInOutPointers =2, BT_XorInput =4, BT_ReverseDirection =8, BT_AllowParallel =16 } |
Bit flags that control AdvancedProcessBlocks() behavior. More... | |
Static Public Member Functions inherited from AlgorithmImpl< SimpleKeyingInterfaceImpl< TwoBases< BlockCipher, TEA_Info > > > | |
static std::string CRYPTOPP_API | StaticAlgorithmName () |
Protected Member Functions inherited from BlockCipher | |
const Algorithm & | GetAlgorithm () const |
Returns the base class Algorithm. More... | |
Protected Member Functions inherited from SimpleKeyingInterface | |
void | ThrowIfInvalidKeyLength (size_t length) |
Validates the key length. More... | |
void | ThrowIfResynchronizable () |
Validates the object. More... | |
void | ThrowIfInvalidIV (const byte *iv) |
Validates the IV. More... | |
size_t | ThrowIfInvalidIVLength (int length) |
Validates the IV length. More... | |
const byte * | GetIVAndThrowIfInvalid (const NameValuePairs ¶ms, size_t &size) |
Retrieves and validates the IV. More... | |
void | AssertValidKeyLength (size_t length) const |
Validates the key length. More... | |
Protected Member Functions inherited from VariableRounds< 32 > | |
void | ThrowIfInvalidRounds (int rounds, const Algorithm *alg) |
Validates the number of rounds for an algorithm. More... | |
unsigned int | GetRoundsAndThrowIfInvalid (const NameValuePairs ¶m, const Algorithm *alg) |
Validates the number of rounds for an algorithm. More... | |
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virtual |
Sets the key for this object without performing parameter validation.
key | a byte buffer used to key the cipher |
length | the length of the byte buffer |
params | additional parameters passed as NameValuePairs |
key must be at least DEFAULT_KEYLENGTH in length.
Implements SimpleKeyingInterface.
Definition at line 12 of file tea.cpp.
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