[Mempool][Sapling] Introduce CCoinsViewMemPool::GetNullifier

random-zebra · random-zebra · commit 3dfc4fd70932 · 2020-11-11T14:38:13.000+01:00
diff --git a/src/txmempool.cpp b/src/txmempool.cpp
@@ -898,6 +898,11 @@ bool CCoinsViewMemPool::HaveCoin(const COutPoint& outpoint) const
     return mempool.exists(outpoint) || base->HaveCoin(outpoint);
 }
 
+bool CCoinsViewMemPool::GetNullifier(const uint256& nullifier) const
+{
+    return mempool.nullifierExists(nullifier) || base->GetNullifier(nullifier);
+}
+
 size_t CTxMemPool::DynamicMemoryUsage() const
 {
     LOCK(cs);
diff --git a/src/txmempool.h b/src/txmempool.h
@@ -652,6 +652,7 @@ class CCoinsViewMemPool : public CCoinsViewBacked
     CCoinsViewMemPool(CCoinsView* baseIn, CTxMemPool& mempoolIn);
     bool GetCoin(const COutPoint& outpoint, Coin& coin) const;
     bool HaveCoin(const COutPoint& outpoint) const;
+    bool GetNullifier(const uint256& nullifier) const;
 };
 
 // We want to sort transactions by coin age priority

Original file line number	Diff line number	Diff line change
`@@ -898,6 +898,11 @@ bool CCoinsViewMemPool::HaveCoin(const COutPoint& outpoint) const`
`898`	`898`	`return mempool.exists(outpoint) \|\| base->HaveCoin(outpoint);`
`899`	`899`	`}`
`900`	`900`
	`901`	`+bool CCoinsViewMemPool::GetNullifier(const uint256& nullifier) const`
	`902`	`+{`
	`903`	`+ return mempool.nullifierExists(nullifier) \|\| base->GetNullifier(nullifier);`
	`904`	`+}`
	`905`	`+`
`901`	`906`	`size_t CTxMemPool::DynamicMemoryUsage() const`
`902`	`907`	`{`
`903`	`908`	`LOCK(cs);`