mempool: Add explicit max_descendants

TransactionWithinChainLimits would take a 'limit' and check it against ascendants and descendants. This is changed to take an explicit
max ancestors and max descendants value, and to test the corresponding value against its corresponding max.

1 files changed, 3 insertions, 3 deletions

diff --git a/src/txmempool.cpp b/src/txmempool.cpp
index bb585fc075..d3f5c1bd2a 100644
--- a/src/txmempool.cpp
+++ b/src/txmempool.cpp
@@ -1055,11 +1055,11 @@ void CTxMemPool::TrimToSize(size_t sizelimit, std::vector<COutPoint>* pvNoSpends
     }
 }
 
-bool CTxMemPool::TransactionWithinChainLimit(const uint256& txid, size_t chainLimit) const {
+bool CTxMemPool::TransactionWithinChainLimit(const uint256& txid, size_t ancestor_limit, size_t descendant_limit) const {
     LOCK(cs);
     auto it = mapTx.find(txid);
-    return it == mapTx.end() || (it->GetCountWithAncestors() < chainLimit &&
-       it->GetCountWithDescendants() < chainLimit);
+    return it == mapTx.end() || (it->GetCountWithAncestors() < ancestor_limit &&
+       it->GetCountWithDescendants() < descendant_limit);
 }
 
 SaltedTxidHasher::SaltedTxidHasher() : k0(GetRand(std::numeric_limits<uint64_t>::max())), k1(GetRand(std::numeric_limits<uint64_t>::max())) {}