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support two encryption keys

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orignal 2020-04-14 19:12:44 -04:00
parent 2fc16ee13d
commit d923f0e01b
2 changed files with 69 additions and 36 deletions
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32
libi2pd/Destination.h
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@ -1,6 +1,7 @@
#ifndef DESTINATION_H__
#define DESTINATION_H__
#include <string.h>
#include <thread>
#include <mutex>
#include <memory>
@ -192,6 +193,17 @@ namespace client
class ClientDestination: public LeaseSetDestination
{
struct EncryptionKey
{
uint8_t pub[256], priv[256];
i2p::data::CryptoKeyType keyType;
std::shared_ptr<i2p::crypto::CryptoKeyDecryptor> decryptor;
EncryptionKey (i2p::data::CryptoKeyType t):keyType(t) { memset (pub, 0, 256); memset (priv, 0, 256); };
void GenerateKeys () { i2p::data::PrivateKeys::GenerateCryptoKeyPair (keyType, priv, pub); };
void CreateDecryptor () { decryptor = i2p::data::PrivateKeys::CreateDecryptor (keyType, priv); };
};
public:
ClientDestination (boost::asio::io_service& service, const i2p::data::PrivateKeys& keys,
@ -229,13 +241,8 @@ namespace client
// implements LocalDestination
bool Decrypt (const uint8_t * encrypted, uint8_t * data, BN_CTX * ctx, i2p::data::CryptoKeyType preferredCrypto) const;
std::shared_ptr<const i2p::data::IdentityEx> GetIdentity () const { return m_Keys.GetPublic (); };
bool SupportsEncryptionType (i2p::data::CryptoKeyType keyType) const
{
return keyType == i2p::data::CRYPTO_KEY_TYPE_ECIES_X25519_AEAD_RATCHET ?
m_EncryptionKeyType == i2p::data::CRYPTO_KEY_TYPE_ECIES_X25519_AEAD_RATCHET :
m_EncryptionKeyType < i2p::data::CRYPTO_KEY_TYPE_ECIES_X25519_AEAD_RATCHET;
}
const uint8_t * GetEncryptionPublicKey (i2p::data::CryptoKeyType keyType) const { return m_EncryptionPublicKey; };
bool SupportsEncryptionType (i2p::data::CryptoKeyType keyType) const;
const uint8_t * GetEncryptionPublicKey (i2p::data::CryptoKeyType keyType) const;
protected:
@ -249,15 +256,14 @@ namespace client
std::shared_ptr<ClientDestination> GetSharedFromThis () {
return std::static_pointer_cast<ClientDestination>(shared_from_this ());
}
void PersistTemporaryKeys ();
void PersistTemporaryKeys (EncryptionKey * keys);
void ReadAuthKey (const std::string& group, const std::map<std::string, std::string> * params);
private:
private:
i2p::data::PrivateKeys m_Keys;
uint8_t m_EncryptionPublicKey[256], m_EncryptionPrivateKey[256];
i2p::data::CryptoKeyType m_EncryptionKeyType;
std::shared_ptr<i2p::crypto::CryptoKeyDecryptor> m_Decryptor;
std::unique_ptr<EncryptionKey> m_StandardEncryptionKey;
std::unique_ptr<EncryptionKey> m_ECIESx25519EncryptionKey;
int m_StreamingAckDelay;
std::shared_ptr<i2p::stream::StreamingDestination> m_StreamingDestination; // default