From 3992565dea412ae2a4c48af89b84a1dd02387f0b Mon Sep 17 00:00:00 2001
From: Scott Nadal <scott.nadal@gmail.com>
Date: Mon, 25 Jun 2012 16:09:58 +0100
Subject: [PATCH] PPCoin: Checkpoint master key as class constant

---
 src/checkpoints.cpp |   18 ++++++++++++++++++
 src/checkpoints.h   |   17 +++--------------
 2 files changed, 21 insertions(+), 14 deletions(-)

diff --git a/src/checkpoints.cpp b/src/checkpoints.cpp
index 26cc698..c8ffdf7 100644
--- a/src/checkpoints.cpp
+++ b/src/checkpoints.cpp
@@ -319,6 +319,24 @@ namespace Checkpoints
     }
 }
 
+// ppcoin: sync-checkpoint master key
+const std::string CSyncCheckpoint::strMasterPubKey = "0424f20205e5da98ba632bbd278a11a6499585f62bfb2c782377ef59f0251daab8085fc31471bcb8180bc75ed0fa41bb50c7c084511d54015a3a5241d645c7268a";
+
+// ppcoin: verify signature of sync-checkpoint message
+bool CSyncCheckpoint::CheckSignature()
+{
+    CKey key;
+    if (!key.SetPubKey(ParseHex(CSyncCheckpoint::strMasterPubKey)))
+        return error("CSyncCheckpoint::CheckSignature() : SetPubKey failed");
+    if (!key.Verify(Hash(vchMsg.begin(), vchMsg.end()), vchSig))
+        return error("CSyncCheckpoint::CheckSignature() : verify signature failed");
+
+    // Now unserialize the data
+    CDataStream sMsg(vchMsg);
+    sMsg >> *(CUnsignedSyncCheckpoint*)this;
+    return true;
+}
+
 // ppcoin: process synchronized checkpoint
 bool CSyncCheckpoint::ProcessSyncCheckpoint(CNode* pfrom)
 {
diff --git a/src/checkpoints.h b/src/checkpoints.h
index 672e5fc..3fc62c7 100644
--- a/src/checkpoints.h
+++ b/src/checkpoints.h
@@ -56,6 +56,8 @@ public:
 class CSyncCheckpoint : public CUnsignedSyncCheckpoint
 {
 public:
+    static const std::string strMasterPubKey;
+
     std::vector<unsigned char> vchMsg;
     std::vector<unsigned char> vchSig;
 
@@ -99,20 +101,7 @@ public:
         return false;
     }
 
-    bool CheckSignature()
-    {
-        CKey key;
-        if (!key.SetPubKey(ParseHex("04ea21daea8c15559870b5e93750ddc2f0c16bd0cb16636ba88c0746cfac07912ec7ad14111cc4aedda12c2687c920c7b7b62fd67ca14eed53f2d1704ec72362ce")))
-            return error("CSyncCheckpoint::CheckSignature() : SetPubKey failed");
-        if (!key.Verify(Hash(vchMsg.begin(), vchMsg.end()), vchSig))
-            return error("CSyncCheckpoint::CheckSignature() : verify signature failed");
-
-        // Now unserialize the data
-        CDataStream sMsg(vchMsg);
-        sMsg >> *(CUnsignedSyncCheckpoint*)this;
-        return true;
-    }
-
+    bool CheckSignature();
     bool ProcessSyncCheckpoint(CNode* pfrom);
 };
 
-- 
1.7.1