1 files changed, 0 insertions, 141 deletions
diff --git a/lib/cryptopp/mqv.h b/lib/cryptopp/mqv.h
deleted file mode 100644
index 2683817b0..000000000
--- a/lib/cryptopp/mqv.h
+++ /dev/null
@@ -1,141 +0,0 @@
-#ifndef CRYPTOPP_MQV_H
-#define CRYPTOPP_MQV_H
-
-/** \file
-*/
-
-#include "gfpcrypt.h"
-
-NAMESPACE_BEGIN(CryptoPP)
-
-//! _
-template <class GROUP_PARAMETERS, class COFACTOR_OPTION = CPP_TYPENAME GROUP_PARAMETERS::DefaultCofactorOption>
-class MQV_Domain : public AuthenticatedKeyAgreementDomain
-{
-public:
-	typedef GROUP_PARAMETERS GroupParameters;
-	typedef typename GroupParameters::Element Element;
-	typedef MQV_Domain<GROUP_PARAMETERS, COFACTOR_OPTION> Domain;
-
-	MQV_Domain() {}
-
-	MQV_Domain(const GroupParameters &params)
-		: m_groupParameters(params) {}
-
-	MQV_Domain(BufferedTransformation &bt)
-		{m_groupParameters.BERDecode(bt);}
-
-	template <class T1, class T2>
-	MQV_Domain(T1 v1, T2 v2)
-		{m_groupParameters.Initialize(v1, v2);}
-	
-	template <class T1, class T2, class T3>
-	MQV_Domain(T1 v1, T2 v2, T3 v3)
-		{m_groupParameters.Initialize(v1, v2, v3);}
-	
-	template <class T1, class T2, class T3, class T4>
-	MQV_Domain(T1 v1, T2 v2, T3 v3, T4 v4)
-		{m_groupParameters.Initialize(v1, v2, v3, v4);}
-
-	const GroupParameters & GetGroupParameters() const {return m_groupParameters;}
-	GroupParameters & AccessGroupParameters() {return m_groupParameters;}
-
-	CryptoParameters & AccessCryptoParameters() {return AccessAbstractGroupParameters();}
-
-	unsigned int AgreedValueLength() const {return GetAbstractGroupParameters().GetEncodedElementSize(false);}
-	unsigned int StaticPrivateKeyLength() const {return GetAbstractGroupParameters().GetSubgroupOrder().ByteCount();}
-	unsigned int StaticPublicKeyLength() const {return GetAbstractGroupParameters().GetEncodedElementSize(true);}
-
-	void GenerateStaticPrivateKey(RandomNumberGenerator &rng, byte *privateKey) const
-	{
-		Integer x(rng, Integer::One(), GetAbstractGroupParameters().GetMaxExponent());
-		x.Encode(privateKey, StaticPrivateKeyLength());
-	}
-
-	void GenerateStaticPublicKey(RandomNumberGenerator &rng, const byte *privateKey, byte *publicKey) const
-	{
-		const DL_GroupParameters<Element> &params = GetAbstractGroupParameters();
-		Integer x(privateKey, StaticPrivateKeyLength());
-		Element y = params.ExponentiateBase(x);
-		params.EncodeElement(true, y, publicKey);
-	}
-
-	unsigned int EphemeralPrivateKeyLength() const {return StaticPrivateKeyLength() + StaticPublicKeyLength();}
-	unsigned int EphemeralPublicKeyLength() const {return StaticPublicKeyLength();}
-
-	void GenerateEphemeralPrivateKey(RandomNumberGenerator &rng, byte *privateKey) const
-	{
-		const DL_GroupParameters<Element> &params = GetAbstractGroupParameters();
-		Integer x(rng, Integer::One(), params.GetMaxExponent());
-		x.Encode(privateKey, StaticPrivateKeyLength());
-		Element y = params.ExponentiateBase(x);
-		params.EncodeElement(true, y, privateKey+StaticPrivateKeyLength());
-	}
-
-	void GenerateEphemeralPublicKey(RandomNumberGenerator &rng, const byte *privateKey, byte *publicKey) const
-	{
-		memcpy(publicKey, privateKey+StaticPrivateKeyLength(), EphemeralPublicKeyLength());
-	}
-
-	bool Agree(byte *agreedValue,
-		const byte *staticPrivateKey, const byte *ephemeralPrivateKey, 
-		const byte *staticOtherPublicKey, const byte *ephemeralOtherPublicKey,
-		bool validateStaticOtherPublicKey=true) const
-	{
-		try
-		{
-			const DL_GroupParameters<Element> &params = GetAbstractGroupParameters();
-			Element WW = params.DecodeElement(staticOtherPublicKey, validateStaticOtherPublicKey);
-			Element VV = params.DecodeElement(ephemeralOtherPublicKey, true);
-
-			Integer s(staticPrivateKey, StaticPrivateKeyLength());
-			Integer u(ephemeralPrivateKey, StaticPrivateKeyLength());
-			Element V = params.DecodeElement(ephemeralPrivateKey+StaticPrivateKeyLength(), false);
-
-			const Integer &r = params.GetSubgroupOrder();
-			Integer h2 = Integer::Power2((r.BitCount()+1)/2);
-			Integer e = ((h2+params.ConvertElementToInteger(V)%h2)*s+u) % r;
-			Integer tt = h2 + params.ConvertElementToInteger(VV) % h2;
-
-			if (COFACTOR_OPTION::ToEnum() == NO_COFACTOR_MULTIPLICTION)
-			{
-				Element P = params.ExponentiateElement(WW, tt);
-				P = m_groupParameters.MultiplyElements(P, VV);
-				Element R[2];
-				const Integer e2[2] = {r, e};
-				params.SimultaneousExponentiate(R, P, e2, 2);
-				if (!params.IsIdentity(R[0]) || params.IsIdentity(R[1]))
-					return false;
-				params.EncodeElement(false, R[1], agreedValue);
-			}
-			else
-			{
-				const Integer &k = params.GetCofactor();
-				if (COFACTOR_OPTION::ToEnum() == COMPATIBLE_COFACTOR_MULTIPLICTION)
-					e = ModularArithmetic(r).Divide(e, k);
-				Element P = m_groupParameters.CascadeExponentiate(VV, k*e, WW, k*(e*tt%r));
-				if (params.IsIdentity(P))
-					return false;
-				params.EncodeElement(false, P, agreedValue);
-			}
-		}
-		catch (DL_BadElement &)
-		{
-			return false;
-		}
-		return true;
-	}
-
-private:
-	DL_GroupParameters<Element> & AccessAbstractGroupParameters() {return m_groupParameters;}
-	const DL_GroupParameters<Element> & GetAbstractGroupParameters() const {return m_groupParameters;}
-
-	GroupParameters m_groupParameters;
-};
-
-//! Menezes-Qu-Vanstone in GF(p) with key validation, AKA <a href="http://www.weidai.com/scan-mirror/ka.html#MQV">MQV</a>
-typedef MQV_Domain<DL_GroupParameters_GFP_DefaultSafePrime> MQV;
-
-NAMESPACE_END
-
-#endif