1 files changed, 9 insertions, 0 deletions
diff --git a/src/net.h b/src/net.h
index 3664ce9a70..fb299fb0b4 100644
--- a/src/net.h
+++ b/src/net.h
@@ -390,6 +390,9 @@ public:
     std::vector<CInv> vInventoryToSend;
     CCriticalSection cs_inventory;
     std::multimap<int64_t, CInv> mapAskFor;
+    // Used for headers announcements - unfiltered blocks to relay
+    // Also protected by cs_inventory
+    std::vector<uint256> vBlockHashesToAnnounce;
 
     // Ping time measurement:
     // The pong reply we're expecting, or 0 if no pong expected.
@@ -504,6 +507,12 @@ public:
         }
     }
 
+    void PushBlockHash(const uint256 &hash)
+    {
+        LOCK(cs_inventory);
+        vBlockHashesToAnnounce.push_back(hash);
+    }
+
     void AskFor(const CInv& inv);
 
     // TODO: Document the postcondition of this function.  Is cs_vSend locked?