Security Scol plugin
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Integer-based GroupParameters default implementation. More...
#include <gfpcrypt.h>
Public Types | |
typedef GROUP_PRECOMP::Element | Element |
Public Types inherited from DL_GroupParametersImpl< GROUP_PRECOMP, BASE_PRECOMP, BASE > | |
typedef GROUP_PRECOMP | GroupPrecomputation |
typedef GROUP_PRECOMP::Element | Element |
typedef BASE_PRECOMP | BasePrecomputation |
Public Types inherited from DL_GroupParameters< T > | |
typedef T | Element |
Public Member Functions | |
bool | GetVoidValue (const char *name, const std::type_info &valueType, void *pValue) const |
Get a named value. | |
void | AssignFrom (const NameValuePairs &source) |
Assign values to this object. | |
const DL_FixedBasePrecomputation< Element > & | GetBasePrecomputation () const |
Retrieves the group precomputation. | |
DL_FixedBasePrecomputation< Element > & | AccessBasePrecomputation () |
Retrieves the group precomputation. | |
const Integer & | GetModulus () const |
Retrieve the modulus for the group. | |
const Integer & | GetGenerator () const |
Retrieves a reference to the group generator. | |
void | SetModulusAndSubgroupGenerator (const Integer &p, const Integer &g) |
bool | operator== (const DL_GroupParameters_IntegerBasedImpl< GROUP_PRECOMP, BASE_PRECOMP > &rhs) const |
bool | operator!= (const DL_GroupParameters_IntegerBasedImpl< GROUP_PRECOMP, BASE_PRECOMP > &rhs) const |
Public Member Functions inherited from DL_GroupParametersImpl< GROUP_PRECOMP, BASE_PRECOMP, BASE > | |
const DL_GroupPrecomputation< Element > & | GetGroupPrecomputation () const |
Retrieves the group precomputation. | |
const DL_FixedBasePrecomputation< Element > & | GetBasePrecomputation () const |
Retrieves the group precomputation. | |
DL_FixedBasePrecomputation< Element > & | AccessBasePrecomputation () |
Retrieves the group precomputation. | |
Public Member Functions inherited from DL_GroupParameters< T > | |
bool | Validate (RandomNumberGenerator &rng, unsigned int level) const |
Check this object for errors. | |
bool | SupportsPrecomputation () const |
Determines whether the object supports precomputation. | |
void | Precompute (unsigned int precomputationStorage=16) |
Perform precomputation. | |
void | LoadPrecomputation (BufferedTransformation &storedPrecomputation) |
Retrieve previously saved precomputation. | |
void | SavePrecomputation (BufferedTransformation &storedPrecomputation) const |
Save precomputation for later use. | |
virtual const Element & | GetSubgroupGenerator () const |
Retrieves the subgroup generator. | |
virtual void | SetSubgroupGenerator (const Element &base) |
Sets the subgroup generator. | |
virtual Element | ExponentiateBase (const Integer &exponent) const |
Exponentiates the base. | |
virtual Element | ExponentiateElement (const Element &base, const Integer &exponent) const |
Exponentiates an element. | |
virtual const Integer & | GetSubgroupOrder () const =0 |
Retrieves the subgroup order. | |
virtual Integer | GetMaxExponent () const =0 |
Retrieves the maximum exponent for the group. | |
virtual Integer | GetGroupOrder () const |
Retrieves the order of the group. | |
virtual Integer | GetCofactor () const |
Retrieves the cofactor. | |
virtual unsigned int | GetEncodedElementSize (bool reversible) const =0 |
Retrieves the encoded element's size. | |
virtual void | EncodeElement (bool reversible, const Element &element, byte *encoded) const =0 |
Encodes the element. | |
virtual Element | DecodeElement (const byte *encoded, bool checkForGroupMembership) const =0 |
Decodes the element. | |
virtual Integer | ConvertElementToInteger (const Element &element) const =0 |
Converts an element to an Integer. | |
virtual bool | ValidateGroup (RandomNumberGenerator &rng, unsigned int level) const =0 |
Check the group for errors. | |
virtual bool | ValidateElement (unsigned int level, const Element &element, const DL_FixedBasePrecomputation< Element > *precomp) const =0 |
Check the element for errors. | |
virtual bool | FastSubgroupCheckAvailable () const =0 |
virtual bool | IsIdentity (const Element &element) const =0 |
Determines if an element is an identity. | |
virtual void | SimultaneousExponentiate (Element *results, const Element &base, const Integer *exponents, unsigned int exponentsCount) const =0 |
Exponentiates a base to multiple exponents. | |
Public Member Functions inherited from GeneratableCryptoMaterial | |
virtual void | GenerateRandom (RandomNumberGenerator &rng, const NameValuePairs ¶ms=g_nullNameValuePairs) |
Generate a random key or crypto parameters. | |
void | GenerateRandomWithKeySize (RandomNumberGenerator &rng, unsigned int keySize) |
Generate a random key or crypto parameters. | |
Public Member Functions inherited from CryptoMaterial | |
virtual void | ThrowIfInvalid (RandomNumberGenerator &rng, unsigned int level) const |
Check this object for errors. | |
virtual void | Save (BufferedTransformation &bt) const |
Saves a key to a BufferedTransformation. | |
virtual void | Load (BufferedTransformation &bt) |
Loads a key from a BufferedTransformation. | |
void | DoQuickSanityCheck () const |
Perform a quick sanity check. | |
Public Member Functions inherited from NameValuePairs | |
template<class T > | |
bool | GetThisObject (T &object) const |
Get a copy of this object or subobject. | |
template<class T > | |
bool | GetThisPointer (T *&ptr) const |
Get a pointer to this object. | |
template<class T > | |
bool | GetValue (const char *name, T &value) const |
Get a named value. | |
template<class T > | |
T | GetValueWithDefault (const char *name, T defaultValue) const |
Get a named value. | |
CRYPTOPP_DLL std::string | GetValueNames () const |
Get a list of value names that can be retrieved. | |
CRYPTOPP_DLL bool | GetIntValue (const char *name, int &value) const |
Get a named value with type int. | |
CRYPTOPP_DLL int | GetIntValueWithDefault (const char *name, int defaultValue) const |
Get a named value with type int, with default. | |
CRYPTOPP_DLL bool | GetWord64Value (const char *name, word64 &value) const |
Get a named value with type word64. | |
CRYPTOPP_DLL word64 | GetWord64ValueWithDefault (const char *name, word64 defaultValue) const |
Get a named value with type word64, with default. | |
template<class T > | |
void | GetRequiredParameter (const char *className, const char *name, T &value) const |
Retrieves a required name/value pair. | |
CRYPTOPP_DLL void | GetRequiredIntParameter (const char *className, const char *name, int &value) const |
Retrieves a required name/value pair. | |
Additional Inherited Members | |
Static Public Member Functions inherited from NameValuePairs | |
static CRYPTOPP_DLL void CRYPTOPP_API | ThrowIfTypeMismatch (const char *name, const std::type_info &stored, const std::type_info &retrieving) |
Ensures an expected name and type is present. | |
Protected Member Functions inherited from DL_GroupParameters< T > | |
void | ParametersChanged () |
Protected Attributes inherited from DL_GroupParametersImpl< GROUP_PRECOMP, BASE_PRECOMP, BASE > | |
GROUP_PRECOMP | m_groupPrecomputation |
BASE_PRECOMP | m_gpc |
Integer-based GroupParameters default implementation.
GROUP_PRECOMP | group parameters precomputation specialization |
BASE_PRECOMP | base class precomputation specialization |
Definition at line 182 of file gfpcrypt.h.
typedef GROUP_PRECOMP::Element DL_GroupParameters_IntegerBasedImpl< GROUP_PRECOMP, BASE_PRECOMP >::Element |
Definition at line 187 of file gfpcrypt.h.
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inlinevirtual |
Definition at line 189 of file gfpcrypt.h.
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inlinevirtual |
Retrieves the group precomputation.
Implements DL_GroupParameters< T >.
Definition at line 200 of file gfpcrypt.h.
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inlinevirtual |
Assign values to this object.
This function can be used to create a public key from a private key.
Implements CryptoMaterial.
Definition at line 195 of file gfpcrypt.h.
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inlinevirtual |
Retrieves the group precomputation.
Implements DL_GroupParameters< T >.
Definition at line 199 of file gfpcrypt.h.
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inline |
Retrieves a reference to the group generator.
Definition at line 209 of file gfpcrypt.h.
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inline |
Retrieve the modulus for the group.
Definition at line 205 of file gfpcrypt.h.
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inlinevirtual |
Get a named value.
name | the name of the object or value to retrieve |
valueType | reference to a variable that receives the value |
pValue | void pointer to a variable that receives the value |
GetVoidValue() retrieves the value of name if it exists.
Reimplemented from DL_GroupParameters< T >.
Reimplemented in DL_GroupParameters_LUC.
Definition at line 192 of file gfpcrypt.h.
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inline |
Definition at line 217 of file gfpcrypt.h.
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inline |
Definition at line 215 of file gfpcrypt.h.
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inline |
Definition at line 211 of file gfpcrypt.h.