diff options
author | John Newbery <john@johnnewbery.com> | 2020-12-11 10:40:19 +0000 |
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committer | John Newbery <john@johnnewbery.com> | 2020-12-11 10:40:19 +0000 |
commit | f6360088de8ca02f9d198da2f8cca4ea8d64c992 (patch) | |
tree | 0be5609078427d7388e1842eef5b1f3ceca376b9 /src/net_processing.cpp | |
parent | 94d2cc35be98d3b20db88b2a3745322e5b0aa9d4 (diff) |
[net processing] Clarify UpdatedBlockTip()
Diffstat (limited to 'src/net_processing.cpp')
-rw-r--r-- | src/net_processing.cpp | 42 |
1 files changed, 22 insertions, 20 deletions
diff --git a/src/net_processing.cpp b/src/net_processing.cpp index acacb7c592..7947470ba0 100644 --- a/src/net_processing.cpp +++ b/src/net_processing.cpp @@ -1296,28 +1296,30 @@ void PeerManager::UpdatedBlockTip(const CBlockIndex *pindexNew, const CBlockInde m_connman.SetBestHeight(pindexNew->nHeight); SetServiceFlagsIBDCache(!fInitialDownload); - // Relay inventory, but don't relay old inventory during initial block download. - if (!fInitialDownload) { - // Find the hashes of all blocks that weren't previously in the best chain. - std::vector<uint256> vHashes; - const CBlockIndex *pindexToAnnounce = pindexNew; - while (pindexToAnnounce != pindexFork) { - vHashes.push_back(pindexToAnnounce->GetBlockHash()); - pindexToAnnounce = pindexToAnnounce->pprev; - if (vHashes.size() == MAX_BLOCKS_TO_ANNOUNCE) { - // Limit announcements in case of a huge reorganization. - // Rely on the peer's synchronization mechanism in that case. - break; - } + // Don't relay inventory during initial block download. + if (fInitialDownload) return; + + // Find the hashes of all blocks that weren't previously in the best chain. + std::vector<uint256> vHashes; + const CBlockIndex *pindexToAnnounce = pindexNew; + while (pindexToAnnounce != pindexFork) { + vHashes.push_back(pindexToAnnounce->GetBlockHash()); + pindexToAnnounce = pindexToAnnounce->pprev; + if (vHashes.size() == MAX_BLOCKS_TO_ANNOUNCE) { + // Limit announcements in case of a huge reorganization. + // Rely on the peer's synchronization mechanism in that case. + break; } - m_connman.ForEachNode([&vHashes](CNode* pnode) { - LOCK(pnode->cs_inventory); - for (const uint256& hash : reverse_iterate(vHashes)) { - pnode->vBlockHashesToAnnounce.push_back(hash); - } - }); - m_connman.WakeMessageHandler(); } + + // Relay to all peers + m_connman.ForEachNode([&vHashes](CNode* pnode) { + LOCK(pnode->cs_inventory); + for (const uint256& hash : reverse_iterate(vHashes)) { + pnode->vBlockHashesToAnnounce.push_back(hash); + } + }); + m_connman.WakeMessageHandler(); } /** |