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decryptor for ECIES-X25519-AEAD-Ratchet

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orignal 2019-12-11 13:38:36 -05:00
parent 9ed58e5186
commit 553d59c32b
4 changed files with 43 additions and 0 deletions
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19
libi2pd/CryptoKey.h
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@ -116,6 +116,25 @@ namespace crypto
};
void CreateECIESGOSTR3410RandomKeys (uint8_t * priv, uint8_t * pub);
// ECIES-X25519-AEAD-Ratchet
class ECIESX25519AEADRatchetDecryptor: public CryptoKeyDecryptor
{
public:
ECIESX25519AEADRatchetDecryptor (const uint8_t * priv): m_StaticKeys (priv, nullptr) {};
~ECIESX25519AEADRatchetDecryptor () {};
bool Decrypt (const uint8_t * epub, uint8_t * keyMaterial, BN_CTX * ctx, bool zeroPadding);
// take elligator encoded ephemeral pub (32 bytes), agree with static and return in keyMaterial (32 bytes)
size_t GetPublicKeyLen () const { return 32; };
private:
X25519Keys m_StaticKeys;
};
void CreateECIESX25519AEADRatchetRandomKeys (uint8_t * priv, uint8_t * pub);
}
}