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don't request relayTag if we are reachable

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orignal 2016-02-25 15:57:58 -05:00
parent 7d66019220
commit 1a4923cdce
1 changed files with 12 additions and 1 deletions
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13
SSUSession.cpp
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@ -324,6 +324,17 @@ namespace transport
{ {
uint8_t buf[320 + 18]; // 304 bytes for ipv4, 320 for ipv6 uint8_t buf[320 + 18]; // 304 bytes for ipv4, 320 for ipv6
uint8_t * payload = buf + sizeof (SSUHeader); uint8_t * payload = buf + sizeof (SSUHeader);
// fill extended options, 3 bytes extended options don't change message size
if (i2p::context.GetStatus () == eRouterStatusOK) // we don't need relays
{
// tell out peer to now assign relay tag
((SSUHeader *)buf)->flag |= SSU_HEADER_EXTENDED_OPTIONS_INCLUDED;
*payload = 2; payload++; // 1 byte length
uint16_t flags = 0; // clear EXTENDED_OPTIONS_FLAG_REQUEST_RELAY_TAG
htobe16buf (payload, flags);
payload += 2;
}
// fill payload
memcpy (payload, m_DHKeysPair->GetPublicKey (), 256); // x memcpy (payload, m_DHKeysPair->GetPublicKey (), 256); // x
bool isV4 = m_RemoteEndpoint.address ().is_v4 (); bool isV4 = m_RemoteEndpoint.address ().is_v4 ();
if (isV4) if (isV4)
@ -336,7 +347,7 @@ namespace transport
payload[256] = 16; payload[256] = 16;
memcpy (payload + 257, m_RemoteEndpoint.address ().to_v6 ().to_bytes ().data(), 16); memcpy (payload + 257, m_RemoteEndpoint.address ().to_v6 ().to_bytes ().data(), 16);
} }
// encrypt and send
uint8_t iv[16]; uint8_t iv[16];
RAND_bytes (iv, 16); // random iv RAND_bytes (iv, 16); // random iv
FillHeaderAndEncrypt (PAYLOAD_TYPE_SESSION_REQUEST, buf, isV4 ? 304 : 320, m_IntroKey, iv, m_IntroKey); FillHeaderAndEncrypt (PAYLOAD_TYPE_SESSION_REQUEST, buf, isV4 ? 304 : 320, m_IntroKey, iv, m_IntroKey);