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request relay tag if firewalled

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orignal 2022-07-08 13:52:09 -04:00
parent fbb961b43c
commit ca4414d15a
1 changed files with 7 additions and 0 deletions
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7
libi2pd/SSU2Session.cpp
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@ -406,6 +406,13 @@ namespace transport
htobe16buf (payload + 1, 4);
htobe32buf (payload + 3, ts);
size_t payloadSize = 7;
if (GetRouterStatus () == eRouterStatusFirewalled)
{
// relay tag request
payload[payloadSize] = eSSU2BlkRelayTagRequest;
memset (payload + payloadSize + 1, 0, 2); // size = 0
payloadSize += 3;
}
payloadSize += CreatePaddingBlock (payload + payloadSize, 40 - payloadSize, 1);
// KDF for session request
m_NoiseState->MixHash ({ {header.buf, 16}, {headerX, 16} }); // h = SHA256(h || header)