From 87fe71e1fc810ee120a10063fdd26c3245686d54 Mon Sep 17 00:00:00 2001
From: Pieter Wuille <pieter.wuille@gmail.com>
Date: Tue, 24 Sep 2013 00:48:00 +0200
Subject: Add HasCanonicalPushes(), and use it in IsStandardTx

---
 src/main.cpp | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'src/main.cpp')

diff --git a/src/main.cpp b/src/main.cpp
index d33ad2fa9..1df9a24d5 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -442,6 +442,10 @@ bool IsStandardTx(const CTransaction& tx, string& reason)
             reason = "scriptsig-not-pushonly";
             return false;
         }
+        if (!txin.scriptSig.HasCanonicalPushes()) {
+            reason = "non-canonical-push";
+            return false;
+        }
     }
 
     unsigned int nDataOut = 0;
-- 
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