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86 lines
2.3 KiB
C++
86 lines
2.3 KiB
C++
#ifndef __LEDGERMASTER__
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#define __LEDGERMASTER__
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#include "Ledger.h"
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#include "LedgerHistory.h"
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#include "Peer.h"
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#include "types.h"
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#include "Transaction.h"
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#include "TransactionEngine.h"
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// Tracks the current ledger and any ledgers in the process of closing
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// Tracks ledger history
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// Tracks held transactions
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class LedgerMaster
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{
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boost::recursive_mutex mLock;
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TransactionEngine mEngine;
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Ledger::pointer mCurrentLedger; // The ledger we are currently processiong
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Ledger::pointer mFinalizedLedger; // The ledger that most recently closed
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LedgerHistory mLedgerHistory;
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std::map<uint256, Transaction::pointer> mHeldTransactionsByID;
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void applyFutureTransactions(uint32 ledgerIndex);
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bool isValidTransaction(const Transaction::pointer& trans);
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bool isTransactionOnFutureList(const Transaction::pointer& trans);
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public:
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LedgerMaster() { ; }
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uint32 getCurrentLedgerIndex();
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ScopedLock getLock() { return ScopedLock(mLock); }
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// The current ledger is the ledger we believe new transactions should go in
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Ledger::pointer getCurrentLedger() { return mCurrentLedger; }
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// The finalized ledger is the last closed/accepted ledger
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Ledger::pointer getClosedLedger() { return mFinalizedLedger; }
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void runStandAlone() { mFinalizedLedger = mCurrentLedger; }
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TER doTransaction(const SerializedTransaction& txn, TransactionEngineParams params);
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void pushLedger(Ledger::ref newLedger);
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void pushLedger(Ledger::ref newLCL, Ledger::ref newOL);
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void storeLedger(Ledger::ref);
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void switchLedgers(Ledger::ref lastClosed, Ledger::ref newCurrent);
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Ledger::pointer closeLedger();
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Ledger::pointer getLedgerBySeq(uint32 index)
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{
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if (mCurrentLedger && (mCurrentLedger->getLedgerSeq() == index))
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return mCurrentLedger;
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if (mFinalizedLedger && (mFinalizedLedger->getLedgerSeq() == index))
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return mFinalizedLedger;
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return mLedgerHistory.getLedgerBySeq(index);
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}
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Ledger::pointer getLedgerByHash(const uint256& hash)
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{
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if (!hash)
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return mCurrentLedger;
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if (mCurrentLedger && (mCurrentLedger->getHash() == hash))
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return mCurrentLedger;
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if (mFinalizedLedger && (mFinalizedLedger->getHash() == hash))
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return mFinalizedLedger;
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return mLedgerHistory.getLedgerByHash(hash);
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}
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bool addHeldTransaction(const Transaction::pointer& trans);
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};
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#endif
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// vim:ts=4
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