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compare LeaseSet's static keys with ratchets session it was received from

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orignal 2025-04-22 21:21:51 -04:00
parent 724d8bde4e
commit a5fa4ddb4c
1 changed files with 13 additions and 1 deletions

14
libi2pd/Destination.cpp
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@ -469,9 +469,21 @@ namespace client
if (buf[DATABASE_STORE_TYPE_OFFSET] == i2p::data::NETDB_STORE_TYPE_LEASESET) if (buf[DATABASE_STORE_TYPE_OFFSET] == i2p::data::NETDB_STORE_TYPE_LEASESET)
leaseSet = std::make_shared<i2p::data::LeaseSet> (buf + offset, len - offset); // LeaseSet leaseSet = std::make_shared<i2p::data::LeaseSet> (buf + offset, len - offset); // LeaseSet
else else
{
leaseSet = std::make_shared<i2p::data::LeaseSet2> (buf[DATABASE_STORE_TYPE_OFFSET], leaseSet = std::make_shared<i2p::data::LeaseSet2> (buf[DATABASE_STORE_TYPE_OFFSET],
buf + offset, len - offset, true, from ? from->GetRemoteStaticKeyType () : GetPreferredCryptoType () ); // LeaseSet2 buf + offset, len - offset, true, from ? from->GetRemoteStaticKeyType () : GetPreferredCryptoType () ); // LeaseSet2
if (leaseSet->IsValid () && leaseSet->GetIdentHash () == key && !leaseSet->IsExpired ()) if (from)
{
uint8_t pub[32];
leaseSet->Encrypt (nullptr, pub);
if (memcmp (from->GetRemoteStaticKey (), pub, 32))
{
LogPrint (eLogError, "Destination: Remote LeaseSet static key mismatch");
leaseSet = nullptr;
}
}
}
if (leaseSet && leaseSet->IsValid () && leaseSet->GetIdentHash () == key && !leaseSet->IsExpired ())
{ {
if (leaseSet->GetIdentHash () != GetIdentHash ()) if (leaseSet->GetIdentHash () != GetIdentHash ())
{ {