Enforce zk-SNARK validity during consensus.

2016-01-08 02:00:54 -07:00
parent 0a87fc4ad0
commit 03bff15fe2
4 changed files with 23 additions and 1 deletions
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -945,6 +945,17 @@ bool CheckTransaction(const CTransaction& tx, CValidationState &state)
            if (txin.prevout.IsNull())
                return state.DoS(10, error("CheckTransaction(): prevout is null"),
                                 REJECT_INVALID, "bad-txns-prevout-null");
+
+        // Ensure that zk-SNARKs verify
+
+        if (state.PerformPourVerification()) {
+            BOOST_FOREACH(const CPourTx &pour, tx.vpour) {
+                if (!pour.Verify(*pzerocashParams)) {
+                    return state.DoS(100, error("CheckTransaction(): pour does not verify"),
+                                     REJECT_INVALID, "bad-txns-pour-verification-failed");
+                }
+            }
+        }
    }

    return true;