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| author | Jeffrey Walton <noloader@gmail.com> | 2015-11-05 01:59:46 -0500 |
|---|---|---|
| committer | Jeffrey Walton <noloader@gmail.com> | 2015-11-05 01:59:46 -0500 |
| commit | 48809d4e85c125814425c621d8d0d89f95405924 (patch) | |
| tree | 1010fd16c4b1199f3d27dd726dda241a2bd29f83 /dh2.h | |
| parent | 025337a94aceb75d188149db70c2094673772816 (diff) | |
| download | cryptopp-git-48809d4e85c125814425c621d8d0d89f95405924.tar.gz | |
CRYPTOPP 5.6.3 RC6 checkin
Diffstat (limited to 'dh2.h')
| -rw-r--r-- | dh2.h | 120 |
1 files changed, 62 insertions, 58 deletions
@@ -1,58 +1,62 @@ -#ifndef CRYPTOPP_DH2_H -#define CRYPTOPP_DH2_H - -/** \file -*/ - -#include "cryptlib.h" - -NAMESPACE_BEGIN(CryptoPP) - -/// <a href="http://www.weidai.com/scan-mirror/ka.html#DH2">Unified Diffie-Hellman</a> -class DH2 : public AuthenticatedKeyAgreementDomain -{ -public: - DH2(SimpleKeyAgreementDomain &domain) - : d1(domain), d2(domain) {} - DH2(SimpleKeyAgreementDomain &staticDomain, SimpleKeyAgreementDomain &ephemeralDomain) - : d1(staticDomain), d2(ephemeralDomain) {} - - CryptoParameters & AccessCryptoParameters() {return d1.AccessCryptoParameters();} - - unsigned int AgreedValueLength() const - {return d1.AgreedValueLength() + d2.AgreedValueLength();} - - unsigned int StaticPrivateKeyLength() const - {return d1.PrivateKeyLength();} - unsigned int StaticPublicKeyLength() const - {return d1.PublicKeyLength();} - void GenerateStaticPrivateKey(RandomNumberGenerator &rng, byte *privateKey) const - {d1.GeneratePrivateKey(rng, privateKey);} - void GenerateStaticPublicKey(RandomNumberGenerator &rng, const byte *privateKey, byte *publicKey) const - {d1.GeneratePublicKey(rng, privateKey, publicKey);} - void GenerateStaticKeyPair(RandomNumberGenerator &rng, byte *privateKey, byte *publicKey) const - {d1.GenerateKeyPair(rng, privateKey, publicKey);} - - unsigned int EphemeralPrivateKeyLength() const - {return d2.PrivateKeyLength();} - unsigned int EphemeralPublicKeyLength() const - {return d2.PublicKeyLength();} - void GenerateEphemeralPrivateKey(RandomNumberGenerator &rng, byte *privateKey) const - {d2.GeneratePrivateKey(rng, privateKey);} - void GenerateEphemeralPublicKey(RandomNumberGenerator &rng, const byte *privateKey, byte *publicKey) const - {d2.GeneratePublicKey(rng, privateKey, publicKey);} - void GenerateEphemeralKeyPair(RandomNumberGenerator &rng, byte *privateKey, byte *publicKey) const - {d2.GenerateKeyPair(rng, privateKey, publicKey);} - - bool Agree(byte *agreedValue, - const byte *staticPrivateKey, const byte *ephemeralPrivateKey, - const byte *staticOtherPublicKey, const byte *ephemeralOtherPublicKey, - bool validateStaticOtherPublicKey=true) const; - -protected: - SimpleKeyAgreementDomain &d1, &d2; -}; - -NAMESPACE_END - -#endif +#ifndef CRYPTOPP_DH2_H
+#define CRYPTOPP_DH2_H
+
+/** \file
+*/
+
+#include "cryptlib.h"
+
+NAMESPACE_BEGIN(CryptoPP)
+
+/// <a href="http://www.weidai.com/scan-mirror/ka.html#DH2">Unified Diffie-Hellman</a>
+class DH2 : public AuthenticatedKeyAgreementDomain
+{
+public:
+ DH2(SimpleKeyAgreementDomain &domain)
+ : d1(domain), d2(domain) {}
+ DH2(SimpleKeyAgreementDomain &staticDomain, SimpleKeyAgreementDomain &ephemeralDomain)
+ : d1(staticDomain), d2(ephemeralDomain) {}
+
+ CryptoParameters & AccessCryptoParameters() {return d1.AccessCryptoParameters();}
+
+ unsigned int AgreedValueLength() const
+ {return d1.AgreedValueLength() + d2.AgreedValueLength();}
+
+ unsigned int StaticPrivateKeyLength() const
+ {return d1.PrivateKeyLength();}
+ unsigned int StaticPublicKeyLength() const
+ {return d1.PublicKeyLength();}
+ void GenerateStaticPrivateKey(RandomNumberGenerator &rng, byte *privateKey) const
+ {d1.GeneratePrivateKey(rng, privateKey);}
+ void GenerateStaticPublicKey(RandomNumberGenerator &rng, const byte *privateKey, byte *publicKey) const
+ {d1.GeneratePublicKey(rng, privateKey, publicKey);}
+ void GenerateStaticKeyPair(RandomNumberGenerator &rng, byte *privateKey, byte *publicKey) const
+ {d1.GenerateKeyPair(rng, privateKey, publicKey);}
+
+ unsigned int EphemeralPrivateKeyLength() const
+ {return d2.PrivateKeyLength();}
+ unsigned int EphemeralPublicKeyLength() const
+ {return d2.PublicKeyLength();}
+ void GenerateEphemeralPrivateKey(RandomNumberGenerator &rng, byte *privateKey) const
+ {d2.GeneratePrivateKey(rng, privateKey);}
+ void GenerateEphemeralPublicKey(RandomNumberGenerator &rng, const byte *privateKey, byte *publicKey) const
+ {d2.GeneratePublicKey(rng, privateKey, publicKey);}
+ void GenerateEphemeralKeyPair(RandomNumberGenerator &rng, byte *privateKey, byte *publicKey) const
+ {d2.GenerateKeyPair(rng, privateKey, publicKey);}
+
+ bool Agree(byte *agreedValue,
+ const byte *staticPrivateKey, const byte *ephemeralPrivateKey,
+ const byte *staticOtherPublicKey, const byte *ephemeralOtherPublicKey,
+ bool validateStaticOtherPublicKey=true) const;
+
+#ifndef CRYPTOPP_MAINTAIN_BACKWARDS_COMPATIBILITY_562
+ virtual ~DH2() {}
+#endif
+
+protected:
+ SimpleKeyAgreementDomain &d1, &d2;
+};
+
+NAMESPACE_END
+
+#endif
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