-// Copyright (c) 2011 The Bitcoin developers
-// Copyright (c) 2011-2012 The PPCoin developers
+// Copyright (c) 2009-2012 The Bitcoin developers
// Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#ifndef BITCOIN_CHECKPOINT_H
#define BITCOIN_CHECKPOINT_H
#include <map>
#include "util.h"
+#include "net.h"
-#define STAKE_MIN_AGE (60 * 60 * 24) // minimum age for coin age
-#define CHECKPOINT_MIN_SPAN (60 * 60 * 4) // 4 hours checkpoint
+// max 1 hour before latest block
+static const int64_t CHECKPOINT_MAX_SPAN = nOneHour;
+
+#ifdef WIN32
+#undef STRICT
+#undef PERMISSIVE
+#undef ADVISORY
+#endif
class uint256;
class CBlockIndex;
class CSyncCheckpoint;
-//
-// Block-chain checkpoints are compiled-in sanity checks.
-// They are updated every release or three.
-//
+/** Block-chain checkpoints are compiled-in sanity checks.
+ * They are updated every release or three.
+ */
namespace Checkpoints
{
+ /** Checkpointing mode */
+ enum CPMode
+ {
+ // Scrict checkpoints policy, perform conflicts verification and resolve conflicts
+ STRICT = 0,
+ // Advisory checkpoints policy, perform conflicts verification but don't try to resolve them
+ ADVISORY = 1,
+ // Permissive checkpoints policy, don't perform any checking
+ PERMISSIVE = 2
+ };
+
// Returns true if block passes checkpoint checks
bool CheckHardened(int nHeight, const uint256& hash);
// Returns last CBlockIndex* in mapBlockIndex that is a checkpoint
CBlockIndex* GetLastCheckpoint(const std::map<uint256, CBlockIndex*>& mapBlockIndex);
+ // Returns last checkpoint timestamp
+ unsigned int GetLastCheckpointTime();
+
extern uint256 hashSyncCheckpoint;
extern CSyncCheckpoint checkpointMessage;
extern uint256 hashInvalidCheckpoint;
bool WantedByPendingSyncCheckpoint(uint256 hashBlock);
bool ResetSyncCheckpoint();
void AskForPendingSyncCheckpoint(CNode* pfrom);
+ bool SetCheckpointPrivKey(std::string strPrivKey);
+ bool SendSyncCheckpoint(uint256 hashCheckpoint);
+ bool IsMatureSyncCheckpoint();
}
// ppcoin: synchronized checkpoint
{
public:
static const std::string strMasterPubKey;
+ static std::string strMasterPrivKey;
std::vector<unsigned char> vchMsg;
std::vector<unsigned char> vchSig;