#include <pubkey.h>
Inheritance diagram for TF_DecryptorBase:
Definition at line 154 of file pubkey.h.
Public Member Functions | |
DecodingResult | FixedLengthDecrypt (RandomNumberGenerator &rng, const byte *cipherText, byte *plainText) const |
decrypt a byte string, and return the length of plaintext | |
unsigned int | FixedMaxPlaintextLength () const |
unsigned int | FixedCiphertextLength () const |
DecodingResult | Decrypt (RandomNumberGenerator &rng, const byte *cipherText, unsigned int cipherTextLength, byte *plainText) const |
decrypt a byte string, and return the length of plaintext | |
virtual BufferedTransformation * | CreateDecryptionFilter (RandomNumberGenerator &rng, BufferedTransformation *attachment=NULL) const |
create a new decryption filter | |
virtual unsigned int | MaxPlaintextLength (unsigned int cipherTextLength) const =0 |
maximum length of plaintext for a given ciphertext length | |
unsigned int | MaxPlaintextLength (unsigned int cipherTextLength) const |
maximum length of plaintext for a given ciphertext length | |
virtual unsigned int | CiphertextLength (unsigned int plainTextLength) const =0 |
calculate length of ciphertext given length of plaintext | |
unsigned int | CiphertextLength (unsigned int plainTextLength) const |
calculate length of ciphertext given length of plaintext | |
CryptoMaterial & | AccessMaterial () |
returns a reference to the crypto material used by this object | |
const CryptoMaterial & | GetMaterial () const |
returns a const reference to the crypto material used by this object | |
virtual PrivateKey & | AccessPrivateKey ()=0 |
virtual const PrivateKey & | GetPrivateKey () const |
void | BERDecode (BufferedTransformation &bt) |
for backwards compatibility, calls AccessMaterial().Load(bt) | |
void | DEREncode (BufferedTransformation &bt) const |
for backwards compatibility, calls GetMaterial().Save(bt) | |
virtual std::string | AlgorithmName () const |
returns name of this algorithm, not universally implemented yet | |
virtual Clonable * | Clone () const |
this is not implemented by most classes yet | |
Protected Types | |
typedef TrapdoorFunctionInverse | TrapdoorFunctionInterface |
typedef PK_EncryptionMessageEncodingMethod | MessageEncodingInterface |
Protected Member Functions | |
unsigned int | PaddedBlockByteLength () const |
unsigned int | PaddedBlockBitLength () const |
virtual const TrapdoorFunctionBounds & | GetTrapdoorFunctionBounds () const=0 |
virtual const TrapdoorFunctionInterface & | GetTrapdoorFunctionInterface () const=0 |
virtual const MessageEncodingInterface & | GetMessageEncodingInterface () const=0 |
|
decrypt a byte string, and return the length of plaintext
Implements PK_FixedLengthDecryptor. Definition at line 102 of file pubkey.cpp. References FixedLengthDecrypt(), SecBlock< T, A >::size(), and Integer::Zero(). Referenced by FixedLengthDecrypt(). |
|
decrypt a byte string, and return the length of plaintext
Implements PK_Decryptor. Definition at line 609 of file cryptlib.cpp. References PK_FixedLengthDecryptor::Decrypt(), and PK_FixedLengthDecryptor::FixedLengthDecrypt(). Referenced by PK_FixedLengthDecryptor::Decrypt(). |
|
create a new decryption filter
Definition at line 548 of file cryptlib.cpp. References PK_Decryptor::CreateDecryptionFilter(). Referenced by PK_Decryptor::CreateDecryptionFilter(). |
|
maximum length of plaintext for a given ciphertext length
Implemented in PK_FixedLengthCryptoSystem. |
|
maximum length of plaintext for a given ciphertext length
Implements PK_CryptoSystem. Definition at line 593 of file cryptlib.cpp. References PK_FixedLengthCryptoSystem::MaxPlaintextLength(). Referenced by PK_FixedLengthCryptoSystem::MaxPlaintextLength(). |
|
calculate length of ciphertext given length of plaintext
Implemented in PK_FixedLengthCryptoSystem. |
|
calculate length of ciphertext given length of plaintext
Implements PK_CryptoSystem. Definition at line 601 of file cryptlib.cpp. References PK_FixedLengthCryptoSystem::CiphertextLength(). Referenced by PK_FixedLengthCryptoSystem::CiphertextLength(). |