1 files changed, 22 insertions, 21 deletions

diff --git a/src/net_processing.cpp b/src/net_processing.cpp
index ba72a11ec9..46b4d2e3df 100644
--- a/src/net_processing.cpp
+++ b/src/net_processing.cpp
@@ -1499,9 +1499,9 @@ bool PeerManagerImpl::BlockRequestAllowed(const CBlockIndex* pindex)
 {
     AssertLockHeld(cs_main);
     if (m_chainman.ActiveChain().Contains(pindex)) return true;
-    return pindex->IsValid(BLOCK_VALID_SCRIPTS) && (pindexBestHeader != nullptr) &&
-           (pindexBestHeader->GetBlockTime() - pindex->GetBlockTime() < STALE_RELAY_AGE_LIMIT) &&
-           (GetBlockProofEquivalentTime(*pindexBestHeader, *pindex, *pindexBestHeader, m_chainparams.GetConsensus()) < STALE_RELAY_AGE_LIMIT);
+    return pindex->IsValid(BLOCK_VALID_SCRIPTS) && (m_chainman.m_best_header != nullptr) &&
+           (m_chainman.m_best_header->GetBlockTime() - pindex->GetBlockTime() < STALE_RELAY_AGE_LIMIT) &&
+           (GetBlockProofEquivalentTime(*m_chainman.m_best_header, *pindex, *m_chainman.m_best_header, m_chainparams.GetConsensus()) < STALE_RELAY_AGE_LIMIT);
 }
 
 std::optional<std::string> PeerManagerImpl::FetchBlock(NodeId peer_id, const CBlockIndex& block_index)
@@ -1896,7 +1896,7 @@ void PeerManagerImpl::ProcessGetBlockData(CNode& pfrom, Peer& peer, const CInv&
     const CNetMsgMaker msgMaker(pfrom.GetCommonVersion());
     // disconnect node in case we have reached the outbound limit for serving historical blocks
     if (m_connman.OutboundTargetReached(true) &&
-        (((pindexBestHeader != nullptr) && (pindexBestHeader->GetBlockTime() - pindex->GetBlockTime() > HISTORICAL_BLOCK_AGE)) || inv.IsMsgFilteredBlk()) &&
+        (((m_chainman.m_best_header != nullptr) && (m_chainman.m_best_header->GetBlockTime() - pindex->GetBlockTime() > HISTORICAL_BLOCK_AGE)) || inv.IsMsgFilteredBlk()) &&
         !pfrom.HasPermission(NetPermissionFlags::Download) // nodes with the download permission may exceed target
     ) {
         LogPrint(BCLog::NET, "historical block serving limit reached, disconnect peer=%d\n", pfrom.GetId());
@@ -2173,12 +2173,12 @@ void PeerManagerImpl::ProcessHeadersMessage(CNode& pfrom, const Peer& peer,
         //   nUnconnectingHeaders gets reset back to 0.
         if (!m_chainman.m_blockman.LookupBlockIndex(headers[0].hashPrevBlock) && nCount < MAX_BLOCKS_TO_ANNOUNCE) {
             nodestate->nUnconnectingHeaders++;
-            m_connman.PushMessage(&pfrom, msgMaker.Make(NetMsgType::GETHEADERS, m_chainman.ActiveChain().GetLocator(pindexBestHeader), uint256()));
+            m_connman.PushMessage(&pfrom, msgMaker.Make(NetMsgType::GETHEADERS, m_chainman.ActiveChain().GetLocator(m_chainman.m_best_header), uint256()));
             LogPrint(BCLog::NET, "received header %s: missing prev block %s, sending getheaders (%d) to end (peer=%d, nUnconnectingHeaders=%d)\n",
-                    headers[0].GetHash().ToString(),
-                    headers[0].hashPrevBlock.ToString(),
-                    pindexBestHeader->nHeight,
-                    pfrom.GetId(), nodestate->nUnconnectingHeaders);
+                     headers[0].GetHash().ToString(),
+                     headers[0].hashPrevBlock.ToString(),
+                     m_chainman.m_best_header->nHeight,
+                     pfrom.GetId(), nodestate->nUnconnectingHeaders);
             // Set hashLastUnknownBlock for this peer, so that if we
             // eventually get the headers - even from a different peer -
             // we can use this peer to download.
@@ -2235,7 +2235,7 @@ void PeerManagerImpl::ProcessHeadersMessage(CNode& pfrom, const Peer& peer,
 
         if (nCount == MAX_HEADERS_RESULTS) {
             // Headers message had its maximum size; the peer may have more headers.
-            // TODO: optimize: if pindexLast is an ancestor of m_chainman.ActiveChain().Tip or pindexBestHeader, continue
+            // TODO: optimize: if pindexLast is an ancestor of m_chainman.ActiveChain().Tip or m_chainman.m_best_header, continue
             // from there instead.
             LogPrint(BCLog::NET, "more getheaders (%d) to end to peer=%d (startheight:%d)\n",
                                  pindexLast->nHeight, pfrom.GetId(), peer.m_starting_height);
@@ -3102,8 +3102,8 @@ void PeerManagerImpl::ProcessMessage(CNode& pfrom, const std::string& msg_type,
         }
 
         if (best_block != nullptr) {
-            m_connman.PushMessage(&pfrom, msgMaker.Make(NetMsgType::GETHEADERS, m_chainman.ActiveChain().GetLocator(pindexBestHeader), *best_block));
-            LogPrint(BCLog::NET, "getheaders (%d) %s to peer=%d\n", pindexBestHeader->nHeight, best_block->ToString(), pfrom.GetId());
+            m_connman.PushMessage(&pfrom, msgMaker.Make(NetMsgType::GETHEADERS, m_chainman.ActiveChain().GetLocator(m_chainman.m_best_header), *best_block));
+            LogPrint(BCLog::NET, "getheaders (%d) %s to peer=%d\n", m_chainman.m_best_header->nHeight, best_block->ToString(), pfrom.GetId());
         }
 
         return;
@@ -3549,7 +3549,7 @@ void PeerManagerImpl::ProcessMessage(CNode& pfrom, const std::string& msg_type,
         if (!m_chainman.m_blockman.LookupBlockIndex(cmpctblock.header.hashPrevBlock)) {
             // Doesn't connect (or is genesis), instead of DoSing in AcceptBlockHeader, request deeper headers
             if (!m_chainman.ActiveChainstate().IsInitialBlockDownload())
-                m_connman.PushMessage(&pfrom, msgMaker.Make(NetMsgType::GETHEADERS, m_chainman.ActiveChain().GetLocator(pindexBestHeader), uint256()));
+                m_connman.PushMessage(&pfrom, msgMaker.Make(NetMsgType::GETHEADERS, m_chainman.ActiveChain().GetLocator(m_chainman.m_best_header), uint256()));
             return;
         }
 
@@ -4472,7 +4472,7 @@ void PeerManagerImpl::MaybeSendPing(CNode& node_to, Peer& peer, std::chrono::mic
     if (pingSend) {
         uint64_t nonce = 0;
         while (nonce == 0) {
-            GetRandBytes((unsigned char*)&nonce, sizeof(nonce));
+            GetRandBytes({(unsigned char*)&nonce, sizeof(nonce)});
         }
         peer.m_ping_queued = false;
         peer.m_ping_start = now;
@@ -4670,28 +4670,29 @@ bool PeerManagerImpl::SendMessages(CNode* pto)
         CNodeState &state = *State(pto->GetId());
 
         // Start block sync
-        if (pindexBestHeader == nullptr)
-            pindexBestHeader = m_chainman.ActiveChain().Tip();
+        if (m_chainman.m_best_header == nullptr) {
+            m_chainman.m_best_header = m_chainman.ActiveChain().Tip();
+        }
         bool fFetch = state.fPreferredDownload || (nPreferredDownload == 0 && !pto->fClient && !pto->IsAddrFetchConn()); // Download if this is a nice peer, or we have no nice peers and this one might do.
         if (!state.fSyncStarted && !pto->fClient && !fImporting && !fReindex) {
             // Only actively request headers from a single peer, unless we're close to today.
-            if ((nSyncStarted == 0 && fFetch) || pindexBestHeader->GetBlockTime() > GetAdjustedTime() - 24 * 60 * 60) {
+            if ((nSyncStarted == 0 && fFetch) || m_chainman.m_best_header->GetBlockTime() > GetAdjustedTime() - 24 * 60 * 60) {
                 state.fSyncStarted = true;
                 state.m_headers_sync_timeout = current_time + HEADERS_DOWNLOAD_TIMEOUT_BASE +
                     (
                         // Convert HEADERS_DOWNLOAD_TIMEOUT_PER_HEADER to microseconds before scaling
                         // to maintain precision
                         std::chrono::microseconds{HEADERS_DOWNLOAD_TIMEOUT_PER_HEADER} *
-                        (GetAdjustedTime() - pindexBestHeader->GetBlockTime()) / consensusParams.nPowTargetSpacing
+                        (GetAdjustedTime() - m_chainman.m_best_header->GetBlockTime()) / consensusParams.nPowTargetSpacing
                     );
                 nSyncStarted++;
-                const CBlockIndex *pindexStart = pindexBestHeader;
+                const CBlockIndex* pindexStart = m_chainman.m_best_header;
                 /* If possible, start at the block preceding the currently
                    best known header.  This ensures that we always get a
                    non-empty list of headers back as long as the peer
                    is up-to-date.  With a non-empty response, we can initialise
                    the peer's known best block.  This wouldn't be possible
-                   if we requested starting at pindexBestHeader and
+                   if we requested starting at m_chainman.m_best_header and
                    got back an empty response.  */
                 if (pindexStart->pprev)
                     pindexStart = pindexStart->pprev;
@@ -5016,7 +5017,7 @@ bool PeerManagerImpl::SendMessages(CNode* pto)
         // Check for headers sync timeouts
         if (state.fSyncStarted && state.m_headers_sync_timeout < std::chrono::microseconds::max()) {
             // Detect whether this is a stalling initial-headers-sync peer
-            if (pindexBestHeader->GetBlockTime() <= GetAdjustedTime() - 24 * 60 * 60) {
+            if (m_chainman.m_best_header->GetBlockTime() <= GetAdjustedTime() - 24 * 60 * 60) {
                 if (current_time > state.m_headers_sync_timeout && nSyncStarted == 1 && (nPreferredDownload - state.fPreferredDownload >= 1)) {
                     // Disconnect a peer (without NetPermissionFlags::NoBan permission) if it is our only sync peer,
                     // and we have others we could be using instead.