i2pd/core/tunnel/TunnelCrypto.h

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#ifndef TUNNEL_CRYPTO_H__
#define TUNNEL_CRYPTO_H__
#include "crypto/aes.h"
namespace i2p {
namespace crypto {
class TunnelEncryption { // with double IV encryption
public:
void SetKeys (const AESKey& layerKey, const AESKey& ivKey);
void Encrypt (const uint8_t * in, uint8_t * out); // 1024 bytes (16 IV + 1008 data)
private:
ECBEncryption m_IVEncryption;
#ifdef AESNI
ECBEncryption m_LayerEncryption;
#else
CBCEncryption m_LayerEncryption;
#endif
};
class TunnelDecryption { // with double IV encryption
public:
void SetKeys (const AESKey& layerKey, const AESKey& ivKey)
{
m_LayerDecryption.SetKey (layerKey);
m_IVDecryption.SetKey (ivKey);
}
void Decrypt (const uint8_t * in, uint8_t * out); // 1024 bytes (16 IV + 1008 data)
private:
ECBDecryption m_IVDecryption;
#ifdef AESNI
ECBDecryption m_LayerDecryption;
#else
CBCDecryption m_LayerDecryption;
#endif
};
} // crypto
} // i2p
#endif