added interface to set fpRate (#28)

fpRate: false positive rate for the bloomfilter
litecoin-foundation · Mar 24, 2023 · d09cce2 · d09cce2
1 parent aef48df
commit d09cce2
Show file tree

Hide file tree

Showing 2 changed files with 6 additions and 4 deletions.
diff --git a/BRPeerManager.c b/BRPeerManager.c
@@ -274,8 +274,7 @@ static void _BRPeerManagerLoadBloomFilter(BRPeerManager *manager, BRPeer *peer)
     BRSetApply(manager->orphans, NULL, _setApplyFreeBlock);
     BRSetClear(manager->orphans); // clear out orphans that may have been received on an old filter
     manager->lastOrphan = NULL;
-    manager->filterUpdateHeight = manager->lastBlock->height;
-    manager->fpRate = BLOOM_REDUCED_FALSEPOSITIVE_RATE;
+    manager->filterUpdateHeight = manager->lastBlock->height; 
 
     size_t addrsCount = BRWalletAllAddrs(manager->wallet, NULL, 0);
     BRAddress *addrs = malloc(addrsCount*sizeof(*addrs));
@@ -1525,7 +1524,8 @@ static void _dummyThreadCleanup(void *info)
 
 // returns a newly allocated BRPeerManager struct that must be freed by calling BRPeerManagerFree()
 BRPeerManager *BRPeerManagerNew(const BRChainParams *params, BRWallet *wallet, uint32_t earliestKeyTime,
-                                BRMerkleBlock *blocks[], size_t blocksCount, const BRPeer peers[], size_t peersCount)
+                                BRMerkleBlock *blocks[], size_t blocksCount, const BRPeer peers[], size_t peersCount,
+                                double fpRate);
 {
     BRPeerManager *manager = calloc(1, sizeof(*manager));
     BRMerkleBlock orphan, *block = NULL;
@@ -1548,6 +1548,7 @@ BRPeerManager *BRPeerManagerNew(const BRChainParams *params, BRWallet *wallet, u
     manager->blocks = BRSetNew(BRMerkleBlockHash, BRMerkleBlockEq, blocksCount);
     manager->orphans = BRSetNew(_BRPrevBlockHash, _BRPrevBlockEq, blocksCount); // orphans are indexed by prevBlock
     manager->checkpoints = BRSetNew(_BRBlockHeightHash, _BRBlockHeightEq, 100); // checkpoints are indexed by height
+    manager->fpRate = fpRate; //loading the preferred rate
 
     for (size_t i = 0; i < manager->params->checkpointsCount; i++) {
         block = BRMerkleBlockNew();

diff --git a/BRPeerManager.h b/BRPeerManager.h
@@ -43,7 +43,8 @@ typedef struct BRPeerManagerStruct BRPeerManager;
 
 // returns a newly allocated BRPeerManager struct that must be freed by calling BRPeerManagerFree()
 BRPeerManager *BRPeerManagerNew(const BRChainParams *params, BRWallet *wallet, uint32_t earliestKeyTime,
-                                BRMerkleBlock *blocks[], size_t blocksCount, const BRPeer peers[], size_t peersCount);
+                                BRMerkleBlock *blocks[], size_t blocksCount, const BRPeer peers[], size_t peersCount, 
+                                double fpRate);
 
 // not thread-safe, set callbacks once before calling BRPeerManagerConnect()
 // info is a void pointer that will be passed along with each callback call