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Code Issues Releases Activity

don't create non-accepted transit tunnel

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orignal 2014-09-30 22:08:05 -04:00
parent 6fd5db250b
commit 51d09b788b
1 changed files with 15 additions and 10 deletions
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25
I2NPProtocol.cpp
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@ -287,17 +287,22 @@ namespace i2p
LogPrint ("Record ",i," is ours");
i2p::crypto::ElGamalDecrypt (i2p::context.GetPrivateKey (), records[i].encrypted, (uint8_t *)&clearText);
i2p::tunnel::TransitTunnel * transitTunnel =
i2p::tunnel::CreateTransitTunnel (
be32toh (clearText.receiveTunnel),
clearText.nextIdent, be32toh (clearText.nextTunnel),
clearText.layerKey, clearText.ivKey,
clearText.flag & 0x80, clearText.flag & 0x40);
i2p::tunnel::tunnels.AddTransitTunnel (transitTunnel);
// replace record to reply
I2NPBuildResponseRecord * reply = (I2NPBuildResponseRecord *)(records + i);
reply->ret = i2p::context.AcceptsTunnels () ? 0 : 30; // always reject with bandwidth reason (30)
I2NPBuildResponseRecord * reply = (I2NPBuildResponseRecord *)(records + i);
if (i2p::context.AcceptsTunnels ())
{
i2p::tunnel::TransitTunnel * transitTunnel =
i2p::tunnel::CreateTransitTunnel (
be32toh (clearText.receiveTunnel),
clearText.nextIdent, be32toh (clearText.nextTunnel),
clearText.layerKey, clearText.ivKey,
clearText.flag & 0x80, clearText.flag & 0x40);
i2p::tunnel::tunnels.AddTransitTunnel (transitTunnel);
reply->ret = 0;
}
else
reply->ret = 30; // always reject with bandwidth reason (30)
//TODO: fill filler
CryptoPP::SHA256().CalculateDigest(reply->hash, reply->padding, sizeof (reply->padding) + 1); // + 1 byte of ret
// encrypt reply