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i2pd
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handle next key forward

pull/1515/head
orignal 4 years ago
parent
ec29597dbd
commit
30067fc7d7
3 changed files with 96 additions and 35 deletions
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  1. 97
      libi2pd/ECIESX25519AEADRatchetSession.cpp
  2. 30
      libi2pd/ECIESX25519AEADRatchetSession.h
  3. 4
      libi2pd/Garlic.cpp

97
libi2pd/ECIESX25519AEADRatchetSession.cpp
Unescape View File

@ -20,7 +20,7 @@ namespace garlic
// DH_INITIALIZE(rootKey, k) // DH_INITIALIZE(rootKey, k)
uint8_t keydata[64]; uint8_t keydata[64];
i2p::crypto::HKDF (rootKey, k, 32, "KDFDHRatchetStep", keydata); // keydata = HKDF(rootKey, k, "KDFDHRatchetStep", 64) i2p::crypto::HKDF (rootKey, k, 32, "KDFDHRatchetStep", keydata); // keydata = HKDF(rootKey, k, "KDFDHRatchetStep", 64)
// nextRootKey = keydata[0:31] memcpy (m_NextRootKey, keydata, 32); // nextRootKey = keydata[0:31]
i2p::crypto::HKDF (keydata + 32, nullptr, 0, "TagAndKeyGenKeys", m_KeyData.buf); i2p::crypto::HKDF (keydata + 32, nullptr, 0, "TagAndKeyGenKeys", m_KeyData.buf);
// [sessTag_ck, symmKey_ck] = HKDF(keydata[32:63], ZEROLEN, "TagAndKeyGenKeys", 64) // [sessTag_ck, symmKey_ck] = HKDF(keydata[32:63], ZEROLEN, "TagAndKeyGenKeys", 64)
memcpy (m_SymmKeyCK, m_KeyData.buf + 32, 32); memcpy (m_SymmKeyCK, m_KeyData.buf + 32, 32);
@ -183,12 +183,12 @@ namespace garlic
m_State = eSessionStateNewSessionReceived; m_State = eSessionStateNewSessionReceived;
GetOwner ()->AddECIESx25519Session (m_RemoteStaticKey, shared_from_this ()); GetOwner ()->AddECIESx25519Session (m_RemoteStaticKey, shared_from_this ());
HandlePayload (payload.data (), len - 16); HandlePayload (payload.data (), len - 16, nullptr, 0);
return true; return true;
} }
void ECIESX25519AEADRatchetSession::HandlePayload (const uint8_t * buf, size_t len, int index) void ECIESX25519AEADRatchetSession::HandlePayload (const uint8_t * buf, size_t len, const std::shared_ptr<RatchetTagSet>& receiveTagset, int index)
{ {
size_t offset = 0; size_t offset = 0;
while (offset < len) while (offset < len)
@ -217,6 +217,10 @@ namespace garlic
case eECIESx25519BlkPadding: case eECIESx25519BlkPadding:
LogPrint (eLogDebug, "Garlic: padding"); LogPrint (eLogDebug, "Garlic: padding");
break; break;
case eECIESx25519BlkNextKey:
LogPrint (eLogDebug, "Garlic: next key");
HandleNextKey (buf + offset, size, receiveTagset);
break;
case eECIESx25519BlkAck: case eECIESx25519BlkAck:
{ {
LogPrint (eLogDebug, "Garlic: ack"); LogPrint (eLogDebug, "Garlic: ack");
@ -232,9 +236,9 @@ namespace garlic
case eECIESx25519BlkAckRequest: case eECIESx25519BlkAckRequest:
{ {
LogPrint (eLogDebug, "Garlic: ack request"); LogPrint (eLogDebug, "Garlic: ack request");
m_AckRequests.push_back ({0, index}); // TODO: use actual tagsetid m_AckRequests.push_back ({receiveTagset->GetTagSetID (), index});
break; break;
} }
default: default:
LogPrint (eLogWarning, "Garlic: Unknown block type ", (int)blk); LogPrint (eLogWarning, "Garlic: Unknown block type ", (int)blk);
} }
@ -242,6 +246,37 @@ namespace garlic
} }
} }
void ECIESX25519AEADRatchetSession::HandleNextKey (const uint8_t * buf, size_t len, const std::shared_ptr<RatchetTagSet>& receiveTagset)
{
uint8_t flag = buf[0]; buf++; // flag
if (flag & ECIESX25519_NEXT_KEY_REVERSE_KEY_FLAG)
{
// TODO: implement
}
else
{
uint16_t keyID = bufbe16toh (buf); buf += 2; // keyID
if (flag & ECIESX25519_NEXT_KEY_KEY_PRESENT_FLAG)
{
i2p::crypto::X25519Keys k;
k.GenerateKeys ();
uint8_t sharedSecret[32], tagsetKey[32];
k.Agree (buf, sharedSecret);
i2p::crypto::HKDF (sharedSecret, nullptr, 0, "XDHRatchetTagSet", tagsetKey, 32); // tagsetKey = HKDF(sharedSecret, ZEROLEN, "XDHRatchetTagSet", 32)
auto newTagset = std::make_shared<RatchetTagSet>(shared_from_this ());
newTagset->SetTagSetID (1 + keyID + m_ReceiveKeyID);
newTagset->DHInitialize (receiveTagset->GetNextRootKey (), tagsetKey);
newTagset->NextSessionTagRatchet ();
GenerateMoreReceiveTags (newTagset, GetOwner ()->GetNumTags ());
m_ReverseKeys.push_back ({m_ReceiveKeyID, k.GetPublicKey ()});
m_ReceiveKeyID++;
LogPrint (eLogDebug, "Garlic: next receive tagset ", newTagset->GetTagSetID (), " created");
}
else
LogPrint (eLogWarning, "Garlic: Missing next key");
}
}
bool ECIESX25519AEADRatchetSession::NewOutgoingSessionMessage (const uint8_t * payload, size_t len, uint8_t * out, size_t outLen) bool ECIESX25519AEADRatchetSession::NewOutgoingSessionMessage (const uint8_t * payload, size_t len, uint8_t * out, size_t outLen)
{ {
ResetKeys (); ResetKeys ();
@ -325,13 +360,13 @@ namespace garlic
uint8_t keydata[64]; uint8_t keydata[64];
i2p::crypto::HKDF (m_CK, nullptr, 0, "", keydata); // keydata = HKDF(chainKey, ZEROLEN, "", 64) i2p::crypto::HKDF (m_CK, nullptr, 0, "", keydata); // keydata = HKDF(chainKey, ZEROLEN, "", 64)
// k_ab = keydata[0:31], k_ba = keydata[32:63] // k_ab = keydata[0:31], k_ba = keydata[32:63]
m_ReceiveTagset = std::make_shared<RatchetTagSet>(shared_from_this ()); auto receiveTagset = std::make_shared<RatchetTagSet>(shared_from_this ());
m_ReceiveTagset->DHInitialize (m_CK, keydata); // tagset_ab = DH_INITIALIZE(chainKey, k_ab) receiveTagset->DHInitialize (m_CK, keydata); // tagset_ab = DH_INITIALIZE(chainKey, k_ab)
m_ReceiveTagset->NextSessionTagRatchet (); receiveTagset->NextSessionTagRatchet ();
m_SendTagset = std::make_shared<RatchetTagSet>(shared_from_this ()); m_SendTagset = std::make_shared<RatchetTagSet>(shared_from_this ());
m_SendTagset->DHInitialize (m_CK, keydata + 32); // tagset_ba = DH_INITIALIZE(chainKey, k_ba) m_SendTagset->DHInitialize (m_CK, keydata + 32); // tagset_ba = DH_INITIALIZE(chainKey, k_ba)
m_SendTagset->NextSessionTagRatchet (); m_SendTagset->NextSessionTagRatchet ();
GenerateMoreReceiveTags (GetOwner ()->GetNumTags ()); GenerateMoreReceiveTags (receiveTagset, GetOwner ()->GetNumTags ());
i2p::crypto::HKDF (keydata + 32, nullptr, 0, "AttachPayloadKDF", m_NSRKey, 32); // k = HKDF(k_ba, ZEROLEN, "AttachPayloadKDF", 32) i2p::crypto::HKDF (keydata + 32, nullptr, 0, "AttachPayloadKDF", m_NSRKey, 32); // k = HKDF(k_ba, ZEROLEN, "AttachPayloadKDF", 32)
// encrypt payload // encrypt payload
if (!i2p::crypto::AEADChaCha20Poly1305 (payload, len, m_H, 32, m_NSRKey, nonce, out + offset, len + 16, true)) // encrypt if (!i2p::crypto::AEADChaCha20Poly1305 (payload, len, m_H, 32, m_NSRKey, nonce, out + offset, len + 16, true)) // encrypt
@ -397,10 +432,10 @@ namespace garlic
m_SendTagset = std::make_shared<RatchetTagSet>(shared_from_this ()); m_SendTagset = std::make_shared<RatchetTagSet>(shared_from_this ());
m_SendTagset->DHInitialize (m_CK, keydata); // tagset_ab = DH_INITIALIZE(chainKey, k_ab) m_SendTagset->DHInitialize (m_CK, keydata); // tagset_ab = DH_INITIALIZE(chainKey, k_ab)
m_SendTagset->NextSessionTagRatchet (); m_SendTagset->NextSessionTagRatchet ();
m_ReceiveTagset = std::make_shared<RatchetTagSet>(shared_from_this ()); auto receiveTagset = std::make_shared<RatchetTagSet>(shared_from_this ());
m_ReceiveTagset->DHInitialize (m_CK, keydata + 32); // tagset_ba = DH_INITIALIZE(chainKey, k_ba) receiveTagset->DHInitialize (m_CK, keydata + 32); // tagset_ba = DH_INITIALIZE(chainKey, k_ba)
m_ReceiveTagset->NextSessionTagRatchet (); receiveTagset->NextSessionTagRatchet ();
GenerateMoreReceiveTags (GetOwner ()->GetNumTags ()); GenerateMoreReceiveTags (receiveTagset, GetOwner ()->GetNumTags ());
i2p::crypto::HKDF (keydata + 32, nullptr, 0, "AttachPayloadKDF", keydata, 32); // k = HKDF(k_ba, ZEROLEN, "AttachPayloadKDF", 32) i2p::crypto::HKDF (keydata + 32, nullptr, 0, "AttachPayloadKDF", keydata, 32); // k = HKDF(k_ba, ZEROLEN, "AttachPayloadKDF", 32)
// decrypt payload // decrypt payload
std::vector<uint8_t> payload (len - 16); std::vector<uint8_t> payload (len - 16);
@ -412,7 +447,7 @@ namespace garlic
m_State = eSessionStateEstablished; m_State = eSessionStateEstablished;
GetOwner ()->AddECIESx25519Session (m_RemoteStaticKey, shared_from_this ()); GetOwner ()->AddECIESx25519Session (m_RemoteStaticKey, shared_from_this ());
HandlePayload (payload.data (), len - 16); HandlePayload (payload.data (), len - 16, nullptr, 0);
// we have received reply to NS with LeaseSet in it // we have received reply to NS with LeaseSet in it
SetLeaseSetUpdateStatus (eLeaseSetUpToDate); SetLeaseSetUpdateStatus (eLeaseSetUpToDate);
@ -440,26 +475,28 @@ namespace garlic
return true; return true;
} }
bool ECIESX25519AEADRatchetSession::HandleExistingSessionMessage (const uint8_t * buf, size_t len, int index) bool ECIESX25519AEADRatchetSession::HandleExistingSessionMessage (const uint8_t * buf, size_t len,
std::shared_ptr<RatchetTagSet> receiveTagset, int index)
{ {
uint8_t nonce[12]; uint8_t nonce[12];
CreateNonce (index, nonce); // tag's index CreateNonce (index, nonce); // tag's index
len -= 8; // tag len -= 8; // tag
std::vector<uint8_t> payload (len - 16); std::vector<uint8_t> payload (len - 16);
uint8_t key[32]; uint8_t key[32];
m_ReceiveTagset->GetSymmKey (index, key); receiveTagset->GetSymmKey (index, key);
if (!i2p::crypto::AEADChaCha20Poly1305 (buf + 8, len - 16, buf, 8, key, nonce, payload.data (), len - 16, false)) // decrypt if (!i2p::crypto::AEADChaCha20Poly1305 (buf + 8, len - 16, buf, 8, key, nonce, payload.data (), len - 16, false)) // decrypt
{ {
LogPrint (eLogWarning, "Garlic: Payload section AEAD decryption failed"); LogPrint (eLogWarning, "Garlic: Payload section AEAD decryption failed");
return false; return false;
} }
HandlePayload (payload.data (), len - 16, index); HandlePayload (payload.data (), len - 16, receiveTagset, index);
if (m_ReceiveTagset->GetNextIndex () - index <= GetOwner ()->GetNumTags ()*2/3) if (receiveTagset->GetNextIndex () - index <= GetOwner ()->GetNumTags ()*2/3)
GenerateMoreReceiveTags (GetOwner ()->GetNumTags ()); GenerateMoreReceiveTags (receiveTagset, GetOwner ()->GetNumTags ());
return true; return true;
} }
bool ECIESX25519AEADRatchetSession::HandleNextMessage (const uint8_t * buf, size_t len, int index) bool ECIESX25519AEADRatchetSession::HandleNextMessage (const uint8_t * buf, size_t len,
std::shared_ptr<RatchetTagSet> receiveTagset, int index)
{ {
m_LastActivityTimestamp = i2p::util::GetSecondsSinceEpoch (); m_LastActivityTimestamp = i2p::util::GetSecondsSinceEpoch ();
switch (m_State) switch (m_State)
@ -470,7 +507,7 @@ namespace garlic
[[fallthrough]]; [[fallthrough]];
#endif #endif
case eSessionStateEstablished: case eSessionStateEstablished:
return HandleExistingSessionMessage (buf, len, index); return HandleExistingSessionMessage (buf, len, receiveTagset, index);
case eSessionStateNew: case eSessionStateNew:
return HandleNewIncomingSession (buf, len); return HandleNewIncomingSession (buf, len);
case eSessionStateNewSessionSent: case eSessionStateNewSessionSent:
@ -543,6 +580,8 @@ namespace garlic
} }
if (m_AckRequests.size () > 0) if (m_AckRequests.size () > 0)
payloadLen += m_AckRequests.size ()*4 + 3; payloadLen += m_AckRequests.size ()*4 + 3;
if (m_ReverseKeys.size () > 0)
payloadLen += m_ReverseKeys.size ()*(3 + 35);
uint8_t paddingSize; uint8_t paddingSize;
RAND_bytes (&paddingSize, 1); RAND_bytes (&paddingSize, 1);
paddingSize &= 0x0F; paddingSize++; // 1 - 16 paddingSize &= 0x0F; paddingSize++; // 1 - 16
@ -583,6 +622,18 @@ namespace garlic
} }
m_AckRequests.clear (); m_AckRequests.clear ();
} }
// next keys
if (m_ReverseKeys.size () > 0)
{
for (auto& it: m_ReverseKeys)
{
v[offset] = eECIESx25519BlkNextKey; offset++;
htobe16buf (v.data () + offset, 35); offset += 2;
v[offset] = ECIESX25519_NEXT_KEY_KEY_PRESENT_FLAG | ECIESX25519_NEXT_KEY_REVERSE_KEY_FLAG; offset++; // flag
htobe16buf (v.data () + offset, it.first); offset += 2; // keyid
memcpy (v.data () + offset, it.second, 32); offset += 32; // public key
}
}
// padding // padding
v[offset] = eECIESx25519BlkPadding; offset++; v[offset] = eECIESx25519BlkPadding; offset++;
htobe16buf (v.data () + offset, paddingSize); offset += 2; htobe16buf (v.data () + offset, paddingSize); offset += 2;
@ -647,10 +698,10 @@ namespace garlic
return cloveSize + 3; return cloveSize + 3;
} }
void ECIESX25519AEADRatchetSession::GenerateMoreReceiveTags (int numTags) void ECIESX25519AEADRatchetSession::GenerateMoreReceiveTags (std::shared_ptr<RatchetTagSet> receiveTagset, int numTags)
{ {
for (int i = 0; i < numTags; i++) for (int i = 0; i < numTags; i++)
GetOwner ()->AddECIESx25519SessionNextTag (m_ReceiveTagset); GetOwner ()->AddECIESx25519SessionNextTag (receiveTagset);
} }
bool ECIESX25519AEADRatchetSession::CheckExpired (uint64_t ts) bool ECIESX25519AEADRatchetSession::CheckExpired (uint64_t ts)

30
libi2pd/ECIESX25519AEADRatchetSession.h
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@ -27,10 +27,13 @@ namespace garlic
void DHInitialize (const uint8_t * rootKey, const uint8_t * k); void DHInitialize (const uint8_t * rootKey, const uint8_t * k);
void NextSessionTagRatchet (); void NextSessionTagRatchet ();
uint64_t GetNextSessionTag (); uint64_t GetNextSessionTag ();
const uint8_t * GetNextRootKey () const { return m_NextRootKey; };
int GetNextIndex () const { return m_NextIndex; }; int GetNextIndex () const { return m_NextIndex; };
void GetSymmKey (int index, uint8_t * key); void GetSymmKey (int index, uint8_t * key);
std::shared_ptr<ECIESX25519AEADRatchetSession> GetSession () { return m_Session.lock (); }; std::shared_ptr<ECIESX25519AEADRatchetSession> GetSession () { return m_Session.lock (); };
int GetTagSetID () const { return m_TagSetID; };
void SetTagSetID (int tagsetID) { m_TagSetID = tagsetID; };
private: private:
@ -44,10 +47,11 @@ namespace garlic
uint64_t GetTag () const { return ll[4]; }; // tag = keydata[32:39] uint64_t GetTag () const { return ll[4]; }; // tag = keydata[32:39]
} m_KeyData; } m_KeyData;
uint8_t m_SessTagConstant[32], m_SymmKeyCK[32], m_CurrentSymmKeyCK[64]; uint8_t m_SessTagConstant[32], m_SymmKeyCK[32], m_CurrentSymmKeyCK[64], m_NextRootKey[32];
int m_NextIndex, m_NextSymmKeyIndex; int m_NextIndex, m_NextSymmKeyIndex;
std::unordered_map<int, i2p::data::Tag<32> > m_ItermediateSymmKeys; std::unordered_map<int, i2p::data::Tag<32> > m_ItermediateSymmKeys;
std::weak_ptr<ECIESX25519AEADRatchetSession> m_Session; std::weak_ptr<ECIESX25519AEADRatchetSession> m_Session;
int m_TagSetID = 0;
}; };
enum ECIESx25519BlockType enum ECIESx25519BlockType
@ -56,14 +60,17 @@ namespace garlic
eECIESx25519BlkSessionID = 1, eECIESx25519BlkSessionID = 1,
eECIESx25519BlkTermination = 4, eECIESx25519BlkTermination = 4,
eECIESx25519BlkOptions = 5, eECIESx25519BlkOptions = 5,
eECIESx25519BlkNextSessionKey = 7, eECIESx25519BlkNextKey = 7,
eECIESx25519BlkAck = 8, eECIESx25519BlkAck = 8,
eECIESx25519BlkAckRequest = 9, eECIESx25519BlkAckRequest = 9,
eECIESx25519BlkGalicClove = 11, eECIESx25519BlkGalicClove = 11,
eECIESx25519BlkPadding = 254 eECIESx25519BlkPadding = 254
}; };
const uint8_t ECIESX25519_NEXT_KEY_KEY_PRESENT_FLAG = 0x01;
const uint8_t ECIESX25519_NEXT_KEY_REVERSE_KEY_FLAG = 0x02;
const uint8_t ECIESX25519_NEXT_KEY_REQUEST_REVERSE_KEY_FLAG = 0x04;
const int ECIESX25519_RESTART_TIMEOUT = 120; // number of second of inactivity we should restart after const int ECIESX25519_RESTART_TIMEOUT = 120; // number of second of inactivity we should restart after
const int ECIESX25519_EXPIRATION_TIMEOUT = 600; // in seconds const int ECIESX25519_EXPIRATION_TIMEOUT = 600; // in seconds
@ -83,7 +90,7 @@ namespace garlic
ECIESX25519AEADRatchetSession (GarlicDestination * owner, bool attachLeaseSet); ECIESX25519AEADRatchetSession (GarlicDestination * owner, bool attachLeaseSet);
~ECIESX25519AEADRatchetSession (); ~ECIESX25519AEADRatchetSession ();
bool HandleNextMessage (const uint8_t * buf, size_t len, int index = 0); bool HandleNextMessage (const uint8_t * buf, size_t len, std::shared_ptr<RatchetTagSet> receiveTagset, int index = 0);
std::shared_ptr<I2NPMessage> WrapSingleMessage (std::shared_ptr<const I2NPMessage> msg); std::shared_ptr<I2NPMessage> WrapSingleMessage (std::shared_ptr<const I2NPMessage> msg);
const uint8_t * GetRemoteStaticKey () const { return m_RemoteStaticKey; } const uint8_t * GetRemoteStaticKey () const { return m_RemoteStaticKey; }
@ -107,9 +114,10 @@ namespace garlic
bool HandleNewIncomingSession (const uint8_t * buf, size_t len); bool HandleNewIncomingSession (const uint8_t * buf, size_t len);
bool HandleNewOutgoingSessionReply (const uint8_t * buf, size_t len); bool HandleNewOutgoingSessionReply (const uint8_t * buf, size_t len);
bool HandleExistingSessionMessage (const uint8_t * buf, size_t len, int index); bool HandleExistingSessionMessage (const uint8_t * buf, size_t len, std::shared_ptr<RatchetTagSet> receiveTagset, int index);
void HandlePayload (const uint8_t * buf, size_t len, int index = 0); void HandlePayload (const uint8_t * buf, size_t len, const std::shared_ptr<RatchetTagSet>& receiveTagset, int index);
void HandleNextKey (const uint8_t * buf, size_t len, const std::shared_ptr<RatchetTagSet>& receiveTagset);
bool NewOutgoingSessionMessage (const uint8_t * payload, size_t len, uint8_t * out, size_t outLen); bool NewOutgoingSessionMessage (const uint8_t * payload, size_t len, uint8_t * out, size_t outLen);
bool NewSessionReplyMessage (const uint8_t * payload, size_t len, uint8_t * out, size_t outLen); bool NewSessionReplyMessage (const uint8_t * payload, size_t len, uint8_t * out, size_t outLen);
bool NextNewSessionReplyMessage (const uint8_t * payload, size_t len, uint8_t * out, size_t outLen); bool NextNewSessionReplyMessage (const uint8_t * payload, size_t len, uint8_t * out, size_t outLen);
@ -119,7 +127,7 @@ namespace garlic
size_t CreateGarlicClove (std::shared_ptr<const I2NPMessage> msg, uint8_t * buf, size_t len, bool isDestination = false); size_t CreateGarlicClove (std::shared_ptr<const I2NPMessage> msg, uint8_t * buf, size_t len, bool isDestination = false);
size_t CreateDeliveryStatusClove (std::shared_ptr<const I2NPMessage> msg, uint8_t * buf, size_t len); size_t CreateDeliveryStatusClove (std::shared_ptr<const I2NPMessage> msg, uint8_t * buf, size_t len);
void GenerateMoreReceiveTags (int numTags); void GenerateMoreReceiveTags (std::shared_ptr<RatchetTagSet> receiveTagset, int numTags);
private: private:
@ -129,10 +137,12 @@ namespace garlic
i2p::crypto::X25519Keys m_EphemeralKeys; i2p::crypto::X25519Keys m_EphemeralKeys;
SessionState m_State = eSessionStateNew; SessionState m_State = eSessionStateNew;
uint64_t m_LastActivityTimestamp = 0; // incoming uint64_t m_LastActivityTimestamp = 0; // incoming
std::shared_ptr<RatchetTagSet> m_SendTagset, m_ReceiveTagset; std::shared_ptr<RatchetTagSet> m_SendTagset;
int m_SendKeyID = 0, m_ReceiveKeyID = 0;
std::unique_ptr<i2p::data::IdentHash> m_Destination;// TODO: might not need it std::unique_ptr<i2p::data::IdentHash> m_Destination;// TODO: might not need it
std::list<std::pair<uint16_t, int> > m_AckRequests; // (tagsetid, index) std::list<std::pair<uint16_t, int> > m_AckRequests; // (tagsetid, index)
}; std::list<std::pair<uint16_t, i2p::data::Tag<32> > > m_ReverseKeys; // (keyid, public key)
};
std::shared_ptr<I2NPMessage> WrapECIESX25519AEADRatchetMessage (std::shared_ptr<const I2NPMessage> msg, const uint8_t * key, uint64_t tag); std::shared_ptr<I2NPMessage> WrapECIESX25519AEADRatchetMessage (std::shared_ptr<const I2NPMessage> msg, const uint8_t * key, uint64_t tag);
} }

4
libi2pd/Garlic.cpp
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@ -499,7 +499,7 @@ namespace garlic
{ {
found = true; found = true;
auto session = it1->second.tagset->GetSession (); auto session = it1->second.tagset->GetSession ();
if (!session || !session->HandleNextMessage (buf, length, it1->second.index)) if (!session || !session->HandleNextMessage (buf, length, it1->second.tagset, it1->second.index))
LogPrint (eLogError, "Garlic: can't handle ECIES-X25519-AEAD-Ratchet message"); LogPrint (eLogError, "Garlic: can't handle ECIES-X25519-AEAD-Ratchet message");
m_ECIESx25519Tags.erase (it1); m_ECIESx25519Tags.erase (it1);
} }
@ -524,7 +524,7 @@ namespace garlic
{ {
// otherwise ECIESx25519 // otherwise ECIESx25519
auto session = std::make_shared<ECIESX25519AEADRatchetSession> (this, false); // incoming auto session = std::make_shared<ECIESX25519AEADRatchetSession> (this, false); // incoming
if (!session->HandleNextMessage (buf, length, 0)) if (!session->HandleNextMessage (buf, length, nullptr, 0))
LogPrint (eLogError, "Garlic: can't handle ECIES-X25519-AEAD-Ratchet message"); LogPrint (eLogError, "Garlic: can't handle ECIES-X25519-AEAD-Ratchet message");
} }
else else

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