#include <pubkey.h>
Inheritance diagram for TF_DecryptorImpl< SCHEME_OPTIONS >:
Definition at line 471 of file pubkey.h.
Public Types | |
typedef PrivateKeyCopier< SCHEME_OPTIONS::Keys >::KeyClass | KeyClass |
typedef SCHEME_OPTIONS | SchemeOptions |
Public Member Functions | |
const KeyClass & | GetKey () const |
KeyClass & | AccessKey () |
void | CopyKeyInto (typename SCHEME_OPTIONS::PrivateKey &key) const |
void | CopyKeyInto (typename SCHEME_OPTIONS::PublicKey &key) const |
virtual void | CopyKeyInto (typename SCHEME_OPTIONS::Keys::PublicKey &key) const=0 |
virtual void | CopyKeyInto (typename SCHEME_OPTIONS::Keys::PrivateKey &key) const=0 |
PublicKey & | AccessPublicKey () |
const PublicKey & | GetPublicKey () const |
PrivateKey & | AccessPrivateKey () |
const PrivateKey & | GetPrivateKey () const |
const KeyClass & | GetTrapdoorFunction () const |
PK_MessageAccumulator * | NewSignatureAccumulator (RandomNumberGenerator &rng) const |
PK_MessageAccumulator * | NewVerificationAccumulator () const |
std::string | AlgorithmName () const |
returns name of this algorithm, not universally implemented yet | |
DecodingResult | Decrypt (RandomNumberGenerator &rng, const byte *ciphertext, unsigned int ciphertextLength, byte *plaintext, const NameValuePairs ¶meters=g_nullNameValuePairs) const |
decrypt a byte string, and return the length of plaintext | |
bool | ParameterSupported (const char *name) const |
this object supports the use of the parameter with the given name | |
unsigned int | FixedMaxPlaintextLength () const |
return maximum plaintext length given the fixed ciphertext length, if one exists, otherwise return 0 | |
unsigned int | FixedCiphertextLength () const |
return fixed ciphertext length, if one exists, otherwise return 0 | |
unsigned int | MaxPlaintextLength (unsigned int ciphertextLength) const |
maximum length of plaintext for a given ciphertext length | |
unsigned int | CiphertextLength (unsigned int plaintextLength) const |
calculate length of ciphertext given length of plaintext | |
virtual BufferedTransformation * | CreateDecryptionFilter (RandomNumberGenerator &rng, BufferedTransformation *attachment=NULL, const NameValuePairs ¶meters=g_nullNameValuePairs) const |
create a new decryption filter | |
DecodingResult | FixedLengthDecrypt (RandomNumberGenerator &rng, const byte *ciphertext, byte *plaintext, const NameValuePairs ¶meters=g_nullNameValuePairs) const |
decrypt a fixed size ciphertext | |
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 | |
void | BERDecode (BufferedTransformation &bt) |
for backwards compatibility, calls AccessMaterial().Load(bt) | |
void | DEREncode (BufferedTransformation &bt) const |
for backwards compatibility, calls GetMaterial().Save(bt) | |
virtual Clonable * | Clone () const |
this is not implemented by most classes yet | |
Static Public Member Functions | |
std::string | StaticAlgorithmName () |
Protected Types | |
typedef TrapdoorFunctionInverse | TrapdoorFunctionInterface |
typedef PK_EncryptionMessageEncodingMethod | MessageEncodingInterface |
Protected Member Functions | |
const TwoBases< TF_DecryptorBase, PrivateKeyCopier< SCHEME_OPTIONS::Keys > >::MessageEncodingInterface & | GetMessageEncodingInterface () const |
const TrapdoorFunctionBounds & | GetTrapdoorFunctionBounds () const |
const TwoBases< TF_DecryptorBase, PrivateKeyCopier< SCHEME_OPTIONS::Keys > >::TrapdoorFunctionInterface & | GetTrapdoorFunctionInterface () const |
HashIdentifier | GetHashIdentifier () const |
unsigned int | GetDigestSize () const |
unsigned int | PaddedBlockByteLength () const |
unsigned int | PaddedBlockBitLength () const |
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decrypt a byte string, and return the length of plaintext
Implements PK_Decryptor. Definition at line 106 of file pubkey.cpp. References PK_CryptoSystem::FixedCiphertextLength(), SecBlock< T, A >::size(), and Integer::Zero(). |
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Implements PK_CryptoSystem. |
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Implements PK_FixedLengthCryptoSystemImpl< PK_Decryptor >. |
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Implements PK_CryptoSystem. |
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Implements PK_CryptoSystem. |
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create a new decryption filter
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