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handle ECIESFlag in DatabaseLookup at floodfill

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orignal 2020-04-07 11:40:18 -04:00
parent a9436aa9af
commit 4e1319d874
4 changed files with 54 additions and 5 deletions
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21
libi2pd/NetDb.cpp
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@ -15,8 +15,9 @@
#include "NTCP2.h"
#include "RouterContext.h"
#include "Garlic.h"
#include "NetDb.hpp"
#include "ECIESX25519AEADRatchetSession.h"
#include "Config.h"
#include "NetDb.hpp"
using namespace i2p::transport;
@ -949,10 +950,20 @@ namespace data
const uint8_t numTags = excluded[32];
if (numTags)
{
const i2p::garlic::SessionTag sessionTag(excluded + 33); // take first tag
i2p::garlic::ElGamalAESSession garlic (sessionKey, sessionTag);
replyMsg = garlic.WrapSingleMessage (replyMsg);
if(replyMsg == nullptr) LogPrint(eLogError, "NetDb: failed to wrap message");
if (flag & DATABASE_LOOKUP_ECIES_FLAG)
{
uint64_t tag;
memcpy (&tag, excluded + 33, 8);
replyMsg = i2p::garlic::WrapECIESX25519AEADRatchetMessage (replyMsg, sessionKey, tag);
}
else
{
const i2p::garlic::SessionTag sessionTag(excluded + 33); // take first tag
i2p::garlic::ElGamalAESSession garlic (sessionKey, sessionTag);
replyMsg = garlic.WrapSingleMessage (replyMsg);
}
if (!replyMsg)
LogPrint (eLogError, "NetDb: failed to wrap message");
}
else
LogPrint(eLogWarning, "NetDb: encrypted reply requested but no tags provided");