Always reserialize transactions before relaying

[novacoin.git] / src / net.cpp

diff --git a/src/net.cpp b/src/net.cpp
index 72ec614..5ae5ed5 100644 (file)
--- a/src/net.cpp
+++ b/src/net.cpp
@@ -1950,3 +1950,31 @@ public:
     }
 }
 instance_of_cnetcleanup;
+
+void RelayTransaction(const CTransaction& tx, const uint256& hash)
+{
+    CDataStream ss(SER_NETWORK, PROTOCOL_VERSION);
+    ss.reserve(10000);
+    ss << tx;
+    RelayTransaction(tx, hash, ss);
+}
+
+void RelayTransaction(const CTransaction& tx, const uint256& hash, const CDataStream& ss)
+{
+    CInv inv(MSG_TX, hash);
+    {
+        LOCK(cs_mapRelay);
+        // Expire old relay messages
+        while (!vRelayExpiration.empty() && vRelayExpiration.front().first < GetTime())
+        {
+            mapRelay.erase(vRelayExpiration.front().second);
+            vRelayExpiration.pop_front();
+        }
+
+        // Save original serialized message so newer versions are preserved
+        mapRelay.insert(std::make_pair(inv, ss));
+        vRelayExpiration.push_back(std::make_pair(GetTime() + 15 * 60, inv));
+    }
+
+    RelayInventory(inv);
+}