13 #if CRYPTOPP_MSC_VERSION 14 # pragma warning(push) 15 # pragma warning(disable: 4127 4189) 49 bool GetVoidValue(
const char *name,
const std::type_info &valueType,
void *pValue)
const;
53 const Integer & GetModulus()
const {
return m_n;}
54 const Integer & GetPublicExponent()
const {
return m_e;}
56 void SetModulus(
const Integer &n) {m_n = n;}
57 void SetPublicExponent(
const Integer &e) {m_e = e;}
59 #ifndef CRYPTOPP_MAINTAIN_BACKWARDS_COMPATIBILITY_562 75 {m_n = n; m_e = e; m_p = p; m_q = q; m_u = u;}
83 bool GetVoidValue(
const char *name,
const std::type_info &valueType,
void *pValue)
const;
89 const Integer& GetPrime1()
const {
return m_p;}
90 const Integer& GetPrime2()
const {
return m_q;}
91 const Integer& GetMultiplicativeInverseOfPrime2ModPrime1()
const {
return m_u;}
93 void SetPrime1(
const Integer &p) {m_p = p;}
94 void SetPrime2(
const Integer &q) {m_q = q;}
95 void SetMultiplicativeInverseOfPrime2ModPrime1(
const Integer &u) {m_u = u;}
97 #ifndef CRYPTOPP_MAINTAIN_BACKWARDS_COMPATIBILITY_562 107 static std::string StaticAlgorithmName() {
return "LUC";}
113 template <
class STANDARD>
119 template <
class STANDARD,
class H>
142 void SetModulus(
const Integer &v) {m_p = v;}
143 const Integer & GetModulus()
const {
return m_p;}
145 #ifndef CRYPTOPP_MAINTAIN_BACKWARDS_COMPATIBILITY_562 158 bool IsInitialized()
const {
return m_g.NotZero();}
160 {CRYPTOPP_UNUSED(group); m_g = base;}
162 {CRYPTOPP_UNUSED(group);
return m_g;}
164 {CRYPTOPP_UNUSED(group); CRYPTOPP_UNUSED(maxExpBits); CRYPTOPP_UNUSED(storage);}
166 {CRYPTOPP_UNUSED(group); CRYPTOPP_UNUSED(storedPrecomputation);}
168 {CRYPTOPP_UNUSED(group); CRYPTOPP_UNUSED(storedPrecomputation);}
172 CRYPTOPP_UNUSED(group); CRYPTOPP_UNUSED(exponent); CRYPTOPP_UNUSED(pc2); CRYPTOPP_UNUSED(exponent2);
174 throw NotImplemented(
"DL_BasePrecomputation_LUC: CascadeExponentiate not implemented");
177 #ifndef CRYPTOPP_MAINTAIN_BACKWARDS_COMPATIBILITY_562 191 void SimultaneousExponentiate(Element *results,
const Element &base,
const Integer *exponents,
unsigned int exponentsCount)
const;
192 Element MultiplyElements(
const Element &a,
const Element &b)
const 194 CRYPTOPP_UNUSED(a); CRYPTOPP_UNUSED(b);
195 throw NotImplemented(
"LUC_GroupParameters: MultiplyElements can not be implemented");
197 Element CascadeExponentiate(
const Element &element1,
const Integer &exponent1,
const Element &element2,
const Integer &exponent2)
const 199 CRYPTOPP_UNUSED(element1); CRYPTOPP_UNUSED(exponent1); CRYPTOPP_UNUSED(element2); CRYPTOPP_UNUSED(exponent2);
200 throw NotImplemented(
"LUC_GroupParameters: MultiplyElements can not be implemented");
204 bool GetVoidValue(
const char *name,
const std::type_info &valueType,
void *pValue)
const 206 return GetValueHelper<DL_GroupParameters_IntegerBased>(
this, name, valueType, pValue).Assignable();
209 #ifndef CRYPTOPP_MAINTAIN_BACKWARDS_COMPATIBILITY_562 214 int GetFieldType()
const {
return 2;}
223 #ifndef CRYPTOPP_MAINTAIN_BACKWARDS_COMPATIBILITY_562 228 unsigned int GetDefaultSubgroupOrderSize(
unsigned int modulusSize)
const {
return modulusSize-1;}
235 CRYPTOPP_CONSTEXPR
static const char *StaticAlgorithmName() {
return "LUC-HMP";}
243 #ifndef CRYPTOPP_MAINTAIN_BACKWARDS_COMPATIBILITY_562 255 #ifndef CRYPTOPP_MAINTAIN_BACKWARDS_COMPATIBILITY_562 262 struct LUC_HMP :
public DL_SS<DL_SignatureKeys_LUC, DL_Algorithm_LUC_HMP, DL_SignatureMessageEncodingMethod_DSA, H>
273 #ifndef CRYPTOPP_MAINTAIN_BACKWARDS_COMPATIBILITY_562 279 template <
class COFACTOR_OPTION = NoCofactorMultiplication,
bool DHAES_MODE = true>
283 DL_KeyAgreementAlgorithm_DH<Integer, COFACTOR_OPTION>,
284 DL_KeyDerivationAlgorithm_P1363<Integer, DHAES_MODE, P1363_KDF2<SHA1> >,
285 DL_EncryptionAlgorithm_Xor<HMAC<SHA1>, DHAES_MODE>,
288 static std::string StaticAlgorithmName() {
return "LUC-IES";}
290 #ifndef CRYPTOPP_MAINTAIN_BACKWARDS_COMPATIBILITY_562 302 #if CRYPTOPP_MSC_VERSION 303 # pragma warning(pop) virtual void Precompute(unsigned int precomputationStorage)
Perform precomputation.
void GenerateRandom(RandomNumberGenerator &rng, const NameValuePairs &alg)
Trapdoor Function (TF) encryption scheme.
void DEREncode(BufferedTransformation &bt) const
Encode in DER format.
virtual void Load(BufferedTransformation &bt)
Loads a key from a BufferedTransformation.
Converts a typename to an enumerated value.
Abstract base classes that provide a uniform interface to this library.
bool GetVoidValue(const char *name, const std::type_info &valueType, void *pValue) const
Get a named value.
virtual Integer GetGroupOrder() const
Retrieves the order of the group.
Interface for random number generators.
Discrete Log (DL) encryption scheme.
Classes for performing mathematics over different fields.
Interface for private keys.
Interface for Discrete Log (DL) public keys.
Discrete Log (DL) signature scheme.
unsigned int ByteCount() const
Determines the number of bytes required to represent the Integer.
Classes and functions for secure memory allocations.
Applies the inverse of the trapdoor function.
LUC signature scheme with appendix.
Classes for PKCS padding schemes.
A method was called which was not implemented.
Integer CalculateInverse(RandomNumberGenerator &rng, const Integer &x) const
Calculates the inverse of an element.
Interface for Elgamal-like signature algorithms.
Classes for Diffie-Hellman key exchange.
Multiple precision integer with arithmetic operations.
static const Integer & Two()
Integer representing 2.
Applies the trapdoor function.
Implementation of schemes based on DL over GF(p)
bool Validate(RandomNumberGenerator &rng, unsigned int level) const
Check this object for errors.
#define CRYPTOPP_ASSERT(exp)
Debugging and diagnostic assertion.
Integer PreimageBound() const
Returns the maximum size of a message before the trapdoor function is applied.
Integer ImageBound() const
Returns the maximum size of a message after the trapdoor function is applied.
LUC-HMP, based on "Digital signature schemes based on Lucas functions" by Patrick Horster...
DL private key (in GF(p) groups)
void AssignFrom(const NameValuePairs &source)
Assign values to this object.
Multiple precision integer with arithmetic operations.
Interface for public keys.
Crypto++ library namespace.
bool GetVoidValue(const char *name, const std::type_info &valueType, void *pValue) const
Get a named value.
virtual void Save(BufferedTransformation &bt) const
Saves a key to a BufferedTransformation.
DH_Domain< DL_GroupParameters_LUC_DefaultSafePrime > LUC_DH
LUC-DH.
bool IsIdentity(const Integer &element) const
Determines if an element is an identity.
Interface for retrieving values given their names.
Template implementing constructors for public key algorithm classes.
Trapdoor Function (TF) Signature Scheme.