Topic: [C¥] Cyberyen - alternative currency - page 2. (Read 2559 times)

/** Check warning conditions and do some notifications on new chain tip set. */
static void UpdateTip(CTxMemPool& mempool, const CBlockIndex* pindexNew, const CChainParams& chainParams)
    EXCLUSIVE_LOCKS_REQUIRED(::cs_main)
{
    // New best block
    mempool.AddTransactionsUpdated(1);

    {
   LOCK(g_best_block_mutex);
   g_best_block = pindexNew->GetBlockHash();
   g_best_block_cv.notify_all();
    }

    bilingual_str warning_messages;
    int num_unexpected_version = 0;
    if (!::ChainstateActive().IsInitialBlockDownload())
    {
   const CBlockIndex* pindex = pindexNew;
   for (int bit = 0; bit < VERSIONBITS_NUM_BITS; bit++) {
       WarningBitsConditionChecker checker(bit);
       ThresholdState state = checker.GetStateFor(pindex, chainParams.GetConsensus(), warningcache[bit]);
       if (state == ThresholdState::ACTIVE || state == ThresholdState::LOCKED_IN) {
      const bilingual_str warning = strprintf(_("Warning: unknown new rules activated (versionbit %i)"), bit);
      if (state == ThresholdState::ACTIVE) {
          DoWarning(warning);
      } else {
          AppendWarning(warning_messages, warning);
      }
       }
   }
   // Check the version of the last 100 blocks to see if we need to upgrade:
   for (int i = 0; i < 100 && pindex != nullptr; i++)
   {
       int32_t nExpectedVersion = ComputeBlockVersion(pindex->pprev, chainParams.GetConsensus());
       if (pindex->nVersion > VERSIONBITS_LAST_OLD_BLOCK_VERSION && (pindex->nVersion & ~nExpectedVersion) != 0)
      ++num_unexpected_version;
       pindex = pindex->pprev;
   }
    }
    LogPrintf("%s: new best=%s height=%d version=0x%08x log2_work=%f tx=%lu date='%s' progress=%f cache=%.1fMiB(%utxo)%s\n", __func__,
      pindexNew->GetBlockHash().ToString(), pindexNew->nHeight, pindexNew->nVersion,
      log(pindexNew->nChainWork.getdouble())/log(2.0), (unsigned long)pindexNew->nChainTx,
      FormatISO8601DateTime(pindexNew->GetBlockTime()),
      GuessVerificationProgress(chainParams.TxData(), pindexNew), ::ChainstateActive().CoinsTip().DynamicMemoryUsage() * (1.0 / (1<<20)), ::ChainstateActive().CoinsTip().GetCacheSize(),
      !warning_messages.empty() ? strprintf(" warning='%s'", warning_messages.original) : "");

    if (num_unexpected_version > 0) {
   LogPrint(BCLog::VALIDATION, "%d of last 100 blocks have unexpected version\n", num_unexpected_version);
    }
}