From 96e0e720fd7ab8e990b2dbadc979e5f0d6599c36 Mon Sep 17 00:00:00 2001
From: Rob N <rob.netzke@gmail.com>
Date: Thu, 22 Aug 2024 10:33:14 -1000
Subject: [PATCH] feat(bip158): compute canonical filter hash

---
 bitcoin/src/bip158.rs | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/bitcoin/src/bip158.rs b/bitcoin/src/bip158.rs
index 1e509dba1..414a0457e 100644
--- a/bitcoin/src/bip158.rs
+++ b/bitcoin/src/bip158.rs
@@ -149,6 +149,12 @@ impl BlockFilter {
         FilterHash(sha256d::Hash::hash(&self.content)).filter_header(previous_filter_header)
     }
 
+    /// Computes the canonical hash for the given filter.
+    pub fn filter_hash(&self) -> FilterHash {
+        let hash = sha256d::Hash::hash(&self.content);
+        FilterHash(hash)
+    }
+
     /// Returns true if any query matches against this [`BlockFilter`].
     pub fn match_any<I>(&self, block_hash: BlockHash, query: I) -> Result<bool, Error>
     where