From d8e20ba4844201c0f2dd83c91d0fd614bc5c6cc8 Mon Sep 17 00:00:00 2001
From: Luke Dashjr <luke-jr+git@utopios.org>
Date: Mon, 15 Apr 2013 02:47:01 +0000
Subject: [PATCH] Check for required block height in IsGood to ensure nodes not
 meeting the requirement are indexed properly

---
 bitcoin.cpp | 2 --
 db.h        | 6 +++++-
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/bitcoin.cpp b/bitcoin.cpp
index beeecea..6494c1f 100644
--- a/bitcoin.cpp
+++ b/bitcoin.cpp
@@ -7,8 +7,6 @@
 #include "uint256.h"
 
 #define BITCOIN_SEED_NONCE  0x0539a019ca550825
-#define REQUIRE_HEIGHT 140700
-#define MIN_VERSION 40000
 
 using namespace std;
 
diff --git a/db.h b/db.h
index 003e7ec..1a6ef1b 100644
--- a/db.h
+++ b/db.h
@@ -12,6 +12,9 @@
 
 #define MIN_RETRY 1000
 
+#define REQUIRE_HEIGHT 140700
+#define REQUIRE_VERSION 40000
+
 std::string static inline ToString(const CService &ip) {
   std::string str = ip.ToString();
   while (str.size() < 22) str += ' ';
@@ -90,7 +93,8 @@ public:
     if (ip.GetPort() != 8333) return false;
     if (!(services & NODE_NETWORK)) return false;
     if (!ip.IsRoutable()) return false;
-    if (clientVersion && clientVersion < 32400) return false;
+    if (clientVersion && clientVersion < REQUIRE_VERSION) return false;
+    if (blocks && blocks < REQUIRE_HEIGHT) return false;
 
     if (total <= 3 && success * 2 >= total) return true;