mirror of
https://github.com/PurpleI2P/i2pd
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50 lines
1.1 KiB
C
50 lines
1.1 KiB
C
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#ifndef EDDSA25519_H__
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#define EDDSA25519_H__
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#include "SignatureBase.h"
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namespace i2p {
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namespace crypto {
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// EdDSA
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const size_t EDDSA25519_PUBLIC_KEY_LENGTH = 32;
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const size_t EDDSA25519_SIGNATURE_LENGTH = 64;
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const size_t EDDSA25519_PRIVATE_KEY_LENGTH = 32;
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class EDDSA25519Verifier : public Verifier {
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public:
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EDDSA25519Verifier(const uint8_t* signingKey);
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bool Verify(const uint8_t* buf, size_t len, const uint8_t* signature) const;
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size_t GetPublicKeyLen() const;
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size_t GetSignatureLen() const;
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private:
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uint8_t m_PublicKey[EDDSA25519_PUBLIC_KEY_LENGTH];
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};
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class EDDSA25519Signer : public Signer {
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public:
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/**
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* @todo allow passing the public key too as an optimization
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*/
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EDDSA25519Signer(const uint8_t * signingPrivateKey);
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/**
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* @todo do not pass random number generator, EdDSA does not require a random
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* source
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*/
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void Sign(CryptoPP::RandomNumberGenerator& rnd, const uint8_t* buf, int len, uint8_t* signature) const;
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uint8_t m_PrivateKey[EDDSA25519_PRIVATE_KEY_LENGTH];
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uint8_t m_PublicKey[EDDSA25519_PUBLIC_KEY_LENGTH];
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};
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}
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}
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#endif // EDDSA25519_H__
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