#include <pubkey.h>
Inheritance diagram for DL_DecryptorImpl< SCHEME_OPTIONS >:
Definition at line 1352 of file pubkey.h.
Public Types | |
typedef SCHEME_OPTIONS::PrivateKey::Element | Element |
typedef SCHEME_OPTIONS | SchemeOptions |
Public Member Functions | |
PrivateKey & | AccessPrivateKey () |
PublicKey & | AccessPublicKey () |
const SCHEME_OPTIONS::PrivateKey & | GetKey () const |
SCHEME_OPTIONS::PrivateKey & | AccessKey () |
std::string | AlgorithmName () const |
returns name of this algorithm, not universally implemented yet | |
DecodingResult | Decrypt (RandomNumberGenerator &rng, const byte *ciphertext, size_t ciphertextLength, byte *plaintext, const NameValuePairs ¶meters=g_nullNameValuePairs) const |
decrypt a byte string, and return the length of plaintext | |
size_t | MaxPlaintextLength (size_t ciphertextLength) const |
maximum length of plaintext for a given ciphertext length | |
size_t | CiphertextLength (size_t plaintextLength) const |
calculate length of ciphertext given length of plaintext | |
bool | ParameterSupported (const char *name) const |
this object supports the use of the parameter with the given name | |
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 | |
virtual size_t | FixedCiphertextLength () const |
return fixed ciphertext length, if one exists, otherwise return 0 | |
virtual size_t | FixedMaxPlaintextLength () const |
return maximum plaintext length given the fixed ciphertext length, if one exists, otherwise return 0 | |
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 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 Clonable * | Clone () const |
this is not implemented by most classes yet | |
Static Public Member Functions | |
std::string __cdecl | StaticAlgorithmName () |
Protected Types | |
typedef DL_PrivateKey< SCHEME_OPTIONS::Element > | KeyInterface |
Protected Member Functions | |
const DL_ElgamalLikeSignatureAlgorithm< Element > & | GetSignatureAlgorithm () const |
const DL_KeyAgreementAlgorithm< Element > & | GetKeyAgreementAlgorithm () const |
const DL_KeyDerivationAlgorithm< Element > & | GetKeyDerivationAlgorithm () const |
const DL_SymmetricEncryptionAlgorithm & | GetSymmetricEncryptionAlgorithm () const |
HashIdentifier | GetHashIdentifier () const |
const PK_SignatureMessageEncodingMethod & | GetMessageEncodingInterface () const |
DL_DecryptorBase< SCHEME_OPTIONS::Element >::KeyInterface & | AccessKeyInterface () |
const DL_DecryptorBase< SCHEME_OPTIONS::Element >::KeyInterface & | GetKeyInterface () const |
size_t | GetDigestSize () const |
const DL_GroupParameters< Element > & | GetAbstractGroupParameters () const |
DL_GroupParameters< Element > & | AccessAbstractGroupParameters () |
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decrypt a byte string, and return the length of plaintext
Implements PK_Decryptor. Definition at line 1168 of file pubkey.h. References DL_KeyAgreementAlgorithm< T >::AgreeWithStaticPrivateKey(), DL_GroupParameters< T >::DecodeElement(), DL_KeyDerivationAlgorithm< T >::Derive(), DL_GroupParameters< T >::GetEncodedElementSize(), DL_SymmetricEncryptionAlgorithm::GetMaxSymmetricPlaintextLength(), DL_PrivateKey< T >::GetPrivateExponent(), DL_SymmetricEncryptionAlgorithm::GetSymmetricKeyLength(), and DL_SymmetricEncryptionAlgorithm::SymmetricDecrypt(). |
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Implements PK_CryptoSystem. |
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Implements PK_CryptoSystem. |
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Implements PK_CryptoSystem. |
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create a new decryption filter
Definition at line 612 of file cryptlib.cpp. |
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return fixed ciphertext length, if one exists, otherwise return 0
Definition at line 1140 of file cryptlib.h. Referenced by TF_DecryptorBase::Decrypt(), TF_EncryptorBase::Encrypt(), and PK_Decryptor::FixedLengthDecrypt(). |