public bool VerifyCRC(CryptoSystem fq)
{
if (Header.HasFlag(PacketHeaderFlags.EncryptedChecksum))
{
var key = ((Header.Checksum - headerChecksum) ^ payloadChecksum);
if (fq.Search(key))
{
fq.ConsumeKey(key);
return(true);
}
}
else
{
if (headerChecksum + payloadChecksum == Header.Checksum)
{
packetLog.DebugFormat("{0}", this);
return(true);
}
packetLog.DebugFormat("{0}, Checksum Failed", this);
}
NetworkStatistics.C2S_CRCErrors_Aggregate_Increment();
return(false);
}
private bool VerifyEncryptedCRC(CryptoSystem fq, out string keyOffsetForLogging)
{
var verifiedKey = new Tuple <int, uint>(0, 0);
uint receivedKey = (Header.Checksum - headerChecksum) ^ payloadChecksum;
Func <Tuple <int, uint>, bool> cbSearch = new Func <Tuple <int, uint>, bool>((pair) =>
{
if (receivedKey == pair.Item2)
{
verifiedKey = pair;
return(true);
}
return(false);
});
if (fq.Search(cbSearch))
{
keyOffsetForLogging = verifiedKey.Item1.ToString();
return(true);
}
keyOffsetForLogging = "???";
return(false);
}
private bool VerifyEncryptedCRC(CryptoSystem fq, out string keyOffsetForLogging, bool rangeAdvance)
{
var verifiedKey = new Tuple <int, uint>(0, 0);
Func <Tuple <int, uint>, bool> cbSearch = new Func <Tuple <int, uint>, bool>((pair) =>
{
if (VerifyChecksum(pair.Item2))
{
verifiedKey = pair;
return(true);
}
else
{
return(false);
}
});
if (fq.Search(cbSearch, rangeAdvance))
{
keyOffsetForLogging = verifiedKey.Item1.ToString();
return(true);
}
keyOffsetForLogging = "???";
return(false);
}
