Hirocoin: Automatic Checkpointing

HiroSatou · Mar 13, 2014 · dd5b8be · dd5b8be
1 parent 1688b00
commit dd5b8be
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Showing 20 changed files with 812 additions and 48 deletions.
diff --git a/COPYING b/COPYING
@@ -1,5 +1,6 @@
 Copyright (c) 2009-2013 Bitcoin Developers
 Copyright (c) 2011-2013 Litecoin Developers
+Copyright (c) 2012-2014 Peercoin Developers
 Copyright (c) 2014 Hirocoin Developers
 
 Permission is hereby granted, free of charge, to any person obtaining a copy

diff --git a/hirocoin-qt.pro b/hirocoin-qt.pro
@@ -313,7 +313,9 @@ SOURCES += src/qt/bitcoin.cpp \
     src/cubehash.c \
     src/shavite.c \
     src/echo.c \
-    src/simd.c
+    src/simd.c \
+    src/checkpointsync.cpp
+
 
 RESOURCES += src/qt/bitcoin.qrc
 

diff --git a/src/bitcoinrpc.cpp b/src/bitcoinrpc.cpp
@@ -244,8 +244,11 @@ static const CRPCCommand vRPCCommands[] =
     { "getwork",                &getwork,                true,      false,      true },
     { "getworkex",              &getworkex,              true,      false,      true },
     { "listaccounts",           &listaccounts,           false,     false,      true },
-	{ "makekeypair",            &makekeypair,            true,     	false,		true },
-	{ "sendalert",              &sendalert,              true,      false,		true },
+	{ "makekeypair",            &makekeypair,            true,     	false,		false },
+	{ "sendalert",              &sendalert,              true,      false,		false },
+    { "getcheckpoint",          &getcheckpoint,          true,      false,		false },
+    { "sendcheckpoint",         &sendcheckpoint,         true,      false,		false },
+    { "enforcecheckpoint",      &enforcecheckpoint,      true,      false,		false },
     { "settxfee",               &settxfee,               false,     false,      true },
     { "getblocktemplate",       &getblocktemplate,       true,      false,      false },
     { "submitblock",            &submitblock,            false,     false,      false },
@@ -1191,6 +1194,7 @@ Array RPCConvertValues(const std::string &strMethod, const std::vector<std::stri
     if (strMethod == "importprivkey"          && n > 2) ConvertTo<bool>(params[2]);
     if (strMethod == "verifychain"            && n > 0) ConvertTo<boost::int64_t>(params[0]);
     if (strMethod == "verifychain"            && n > 1) ConvertTo<boost::int64_t>(params[1]);
+	if (strMethod == "enforcecheckpoint"      && n > 0) ConvertTo<bool>(params[0]);
 
     return params;
 }

diff --git a/src/bitcoinrpc.h b/src/bitcoinrpc.h
@@ -173,6 +173,9 @@ extern json_spirit::Value listaddressgroupings(const json_spirit::Array& params,
 extern json_spirit::Value listaccounts(const json_spirit::Array& params, bool fHelp);
 extern json_spirit::Value makekeypair(const json_spirit::Array& params, bool fHelp);
 extern json_spirit::Value sendalert(const json_spirit::Array& params, bool fHelp);
+extern json_spirit::Value getcheckpoint(const json_spirit::Array& params, bool fHelp); // in checkpointsync.cpp
+extern json_spirit::Value sendcheckpoint(const json_spirit::Array& params, bool fHelp);
+extern json_spirit::Value enforcecheckpoint(const json_spirit::Array& params, bool fHelp);
 extern json_spirit::Value listsinceblock(const json_spirit::Array& params, bool fHelp);
 extern json_spirit::Value gettransaction(const json_spirit::Array& params, bool fHelp);
 extern json_spirit::Value backupwallet(const json_spirit::Array& params, bool fHelp);

diff --git a/src/checkpoints.cpp b/src/checkpoints.cpp
@@ -35,11 +35,11 @@ namespace Checkpoints
     // + Contains no strange transactions
     static MapCheckpoints mapCheckpoints =
         boost::assign::map_list_of
-        (  0, uint256("0x12a765e31ffd4059bada1e25190f6e98c99d9714d334efa41a195a7e7e04bfe2"))
+        (  0, uint256("0x0000079dbd0ea897d280a549dc6defcab1128982d75468927cdfe86e6b85883b"))
         ;
     static const CCheckpointData data = {
         &mapCheckpoints,
-        1394109961, // * UNIX timestamp of last checkpoint block
+        1394545186, // * UNIX timestamp of last checkpoint block
         0,    // * total number of transactions between genesis and last checkpoint
                     //   (the tx=... number in the SetBestChain debug.log lines)
         1000.0     // * estimated number of transactions per day after checkpoint
@@ -51,7 +51,7 @@ namespace Checkpoints
         ;
     static const CCheckpointData dataTestnet = {
         &mapCheckpointsTestnet,
-        1394110031,
+        1394545201,
         0,
         100
     };
@@ -135,4 +135,10 @@ namespace Checkpoints
         }
         return NULL;
     }
+
+	uint256 GetLatestHardenedCheckpoint()
+    {
+        const MapCheckpoints& checkpoints = *Checkpoints().mapCheckpoints;
+        return (checkpoints.rbegin()->second);
+    }
 }
diff --git a/src/checkpoints.h b/src/checkpoints.h
@@ -23,6 +23,9 @@ namespace Checkpoints
     // Returns last CBlockIndex* in mapBlockIndex that is a checkpoint
     CBlockIndex* GetLastCheckpoint(const std::map<uint256, CBlockIndex*>& mapBlockIndex);
 
+	// Returns the block hash of latest hardened checkpoint
+    uint256 GetLatestHardenedCheckpoint();
+
     double GuessVerificationProgress(CBlockIndex *pindex);
 }