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use seesion key only for SesssionDestroy message

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orignal 2014-04-08 13:25:19 -04:00
parent 40d5489429
commit 702b352be9
2 changed files with 4 additions and 20 deletions
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22
SSU.cpp
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@ -58,6 +58,7 @@ namespace ssu
case eSessionStateConfirmedSent:
case eSessionStateEstablished:
// most common case
ScheduleTermination ();
ProcessMessage (buf, len, senderEndpoint);
break;
// establishing or testing
@ -164,12 +165,6 @@ namespace ssu
case PAYLOAD_TYPE_SESSION_CREATED:
ProcessSessionCreated (buf, len);
break;
case PAYLOAD_TYPE_SESSION_DESTROYED:
{
LogPrint ("SSU session destroy with into key received");
m_Server.DeleteSession (this); // delete this
break;
}
case PAYLOAD_TYPE_PEER_TEST:
LogPrint ("SSU peer test received");
// TODO:
@ -605,7 +600,6 @@ namespace ssu
void SSUSession::ProcessData (uint8_t * buf, size_t len)
{
ScheduleTermination ();
//uint8_t * start = buf;
uint8_t flag = *buf;
buf++;
@ -806,21 +800,11 @@ namespace ssu
CryptoPP::RandomNumberGenerator& rnd = i2p::context.GetRandomNumberGenerator ();
rnd.GenerateBlock (iv, 16); // random iv
if (m_State == eSessionStateEstablished)
{
// encrypt message with session key
FillHeaderAndEncrypt (PAYLOAD_TYPE_SESSION_DESTROYED, buf, 48, m_SessionKey, iv, m_MacKey);
else
{
auto introKey = GetIntroKey ();
if (introKey)
// encrypt message with intro key
FillHeaderAndEncrypt (PAYLOAD_TYPE_SESSION_DESTROYED, buf, 48, introKey, iv, introKey);
else
{
LogPrint ("SSU: can't send SessionDestroyed message");
return;
}
m_Server.Send (buf, 48, m_RemoteEndpoint);
}
m_Server.Send (buf, 48, m_RemoteEndpoint);
}
void SSUSession::Send (i2p::I2NPMessage * msg)

2
SSU.h
View File

@ -30,7 +30,7 @@ namespace ssu
const size_t SSU_MTU = 1484;
const int SSU_CONNECT_TIMEOUT = 5; // 5 seconds
const int SSU_TERMINATION_TIMEOUT = 270; // 4.5 minutes
const int SSU_TERMINATION_TIMEOUT = 330; // 5.5 minutes
// payload types (4 bits)
const uint8_t PAYLOAD_TYPE_SESSION_REQUEST = 0;