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authormadmaxoft <github@xoft.cz>2014-01-22 22:26:40 +0100
committermadmaxoft <github@xoft.cz>2014-01-22 22:26:40 +0100
commit34f13d589a2ebbcae9230732c7a763b3cdd88b41 (patch)
tree4f7bad4f90ca8f7a896d83951804f0207082cafb /lib/cryptopp/esign.h
parentReplacing CryptoPP with PolarSSL. (diff)
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Diffstat (limited to '')
-rw-r--r--lib/cryptopp/esign.h128
1 files changed, 0 insertions, 128 deletions
diff --git a/lib/cryptopp/esign.h b/lib/cryptopp/esign.h
deleted file mode 100644
index 8eecbc5a1..000000000
--- a/lib/cryptopp/esign.h
+++ /dev/null
@@ -1,128 +0,0 @@
-#ifndef CRYPTOPP_ESIGN_H
-#define CRYPTOPP_ESIGN_H
-
-/** \file
- This file contains classes that implement the
- ESIGN signature schemes as defined in IEEE P1363a.
-*/
-
-#include "pubkey.h"
-#include "integer.h"
-#include "asn.h"
-
-NAMESPACE_BEGIN(CryptoPP)
-
-//! _
-class ESIGNFunction : public TrapdoorFunction, public ASN1CryptoMaterial<PublicKey>
-{
- typedef ESIGNFunction ThisClass;
-
-public:
- void Initialize(const Integer &n, const Integer &e)
- {m_n = n; m_e = e;}
-
- // PublicKey
- void BERDecode(BufferedTransformation &bt);
- void DEREncode(BufferedTransformation &bt) const;
-
- // CryptoMaterial
- bool Validate(RandomNumberGenerator &rng, unsigned int level) const;
- bool GetVoidValue(const char *name, const std::type_info &valueType, void *pValue) const;
- void AssignFrom(const NameValuePairs &source);
-
- // TrapdoorFunction
- Integer ApplyFunction(const Integer &x) const;
- Integer PreimageBound() const {return m_n;}
- Integer ImageBound() const {return Integer::Power2(GetK());}
-
- // non-derived
- const Integer & GetModulus() const {return m_n;}
- const Integer & GetPublicExponent() const {return m_e;}
-
- void SetModulus(const Integer &n) {m_n = n;}
- void SetPublicExponent(const Integer &e) {m_e = e;}
-
-protected:
- unsigned int GetK() const {return m_n.BitCount()/3-1;}
-
- Integer m_n, m_e;
-};
-
-//! _
-class InvertibleESIGNFunction : public ESIGNFunction, public RandomizedTrapdoorFunctionInverse, public PrivateKey
-{
- typedef InvertibleESIGNFunction ThisClass;
-
-public:
- void Initialize(const Integer &n, const Integer &e, const Integer &p, const Integer &q)
- {m_n = n; m_e = e; m_p = p; m_q = q;}
- // generate a random private key
- void Initialize(RandomNumberGenerator &rng, unsigned int modulusBits)
- {GenerateRandomWithKeySize(rng, modulusBits);}
-
- void BERDecode(BufferedTransformation &bt);
- void DEREncode(BufferedTransformation &bt) const;
-
- Integer CalculateRandomizedInverse(RandomNumberGenerator &rng, const Integer &x) const;
-
- // GeneratibleCryptoMaterial
- bool Validate(RandomNumberGenerator &rng, unsigned int level) const;
- bool GetVoidValue(const char *name, const std::type_info &valueType, void *pValue) const;
- void AssignFrom(const NameValuePairs &source);
- /*! parameters: (ModulusSize) */
- void GenerateRandom(RandomNumberGenerator &rng, const NameValuePairs &alg);
-
- const Integer& GetPrime1() const {return m_p;}
- const Integer& GetPrime2() const {return m_q;}
-
- void SetPrime1(const Integer &p) {m_p = p;}
- void SetPrime2(const Integer &q) {m_q = q;}
-
-protected:
- Integer m_p, m_q;
-};
-
-//! _
-template <class T>
-class EMSA5Pad : public PK_DeterministicSignatureMessageEncodingMethod
-{
-public:
- static const char *StaticAlgorithmName() {return "EMSA5";}
-
- void ComputeMessageRepresentative(RandomNumberGenerator &rng,
- const byte *recoverableMessage, size_t recoverableMessageLength,
- HashTransformation &hash, HashIdentifier hashIdentifier, bool messageEmpty,
- byte *representative, size_t representativeBitLength) const
- {
- SecByteBlock digest(hash.DigestSize());
- hash.Final(digest);
- size_t representativeByteLength = BitsToBytes(representativeBitLength);
- T mgf;
- mgf.GenerateAndMask(hash, representative, representativeByteLength, digest, digest.size(), false);
- if (representativeBitLength % 8 != 0)
- representative[0] = (byte)Crop(representative[0], representativeBitLength % 8);
- }
-};
-
-//! EMSA5, for use with ESIGN
-struct P1363_EMSA5 : public SignatureStandard
-{
- typedef EMSA5Pad<P1363_MGF1> SignatureMessageEncodingMethod;
-};
-
-struct ESIGN_Keys
-{
- static std::string StaticAlgorithmName() {return "ESIGN";}
- typedef ESIGNFunction PublicKey;
- typedef InvertibleESIGNFunction PrivateKey;
-};
-
-//! ESIGN, as defined in IEEE P1363a
-template <class H, class STANDARD = P1363_EMSA5>
-struct ESIGN : public TF_SS<STANDARD, H, ESIGN_Keys>
-{
-};
-
-NAMESPACE_END
-
-#endif