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Moved cpp code to src/cpp and js code to src/js.
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100
src/cpp/ripple/TransactionEngine.h
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100
src/cpp/ripple/TransactionEngine.h
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#ifndef __TRANSACTIONENGINE__
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#define __TRANSACTIONENGINE__
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#include <boost/unordered_set.hpp>
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#include <boost/unordered_map.hpp>
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#include "Ledger.h"
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#include "SerializedTransaction.h"
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#include "SerializedLedger.h"
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#include "LedgerEntrySet.h"
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#include "TransactionErr.h"
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#include "InstanceCounter.h"
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DEFINE_INSTANCE(TransactionEngine);
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// A TransactionEngine applies serialized transactions to a ledger
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// It can also, verify signatures, verify fees, and give rejection reasons
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enum TransactionEngineParams
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{
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tapNONE = 0x00,
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tapNO_CHECK_SIGN = 0x01, // Signature already checked
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tapOPEN_LEDGER = 0x10, // Transaction is running against an open ledger
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// true = failures are not forwarded, check transaction fee
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// false = debit ledger for consumed funds
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tapRETRY = 0x20, // This is not the transaction's last pass
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// Transaction can be retried, soft failures allowed
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};
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// One instance per ledger.
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// Only one transaction applied at a time.
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class TransactionEngine : private IS_INSTANCE(TransactionEngine)
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{
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private:
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LedgerEntrySet mNodes;
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TER setAuthorized(const SerializedTransaction& txn, bool bMustSetGenerator);
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TER takeOffers(
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bool bPassive,
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const uint256& uBookBase,
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const uint160& uTakerAccountID,
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const SLE::pointer& sleTakerAccount,
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const STAmount& saTakerPays,
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const STAmount& saTakerGets,
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STAmount& saTakerPaid,
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STAmount& saTakerGot);
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protected:
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Ledger::pointer mLedger;
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uint160 mTxnAccountID;
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SLE::pointer mTxnAccount;
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SLE::pointer entryCreate(LedgerEntryType type, const uint256& index) { return mNodes.entryCreate(type, index); }
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SLE::pointer entryCache(LedgerEntryType type, const uint256& index) { return mNodes.entryCache(type, index); }
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void entryDelete(SLE::ref sleEntry) { mNodes.entryDelete(sleEntry); }
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void entryModify(SLE::ref sleEntry) { mNodes.entryModify(sleEntry); }
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void txnWrite();
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TER doAccountSet(const SerializedTransaction& txn);
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TER doClaim(const SerializedTransaction& txn);
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TER doCreditSet(const SerializedTransaction& txn);
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TER doInvoice(const SerializedTransaction& txn);
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TER doOfferCreate(const SerializedTransaction& txn);
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TER doOfferCancel(const SerializedTransaction& txn);
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TER doNicknameSet(const SerializedTransaction& txn);
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TER doPasswordFund(const SerializedTransaction& txn);
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TER doPasswordSet(const SerializedTransaction& txn);
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TER doPayment(const SerializedTransaction& txn, const TransactionEngineParams params);
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TER doWalletAdd(const SerializedTransaction& txn);
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TER doContractAdd(const SerializedTransaction& txn);
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TER doContractRemove(const SerializedTransaction& txn);
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public:
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TransactionEngine() { ; }
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TransactionEngine(Ledger::ref ledger) : mLedger(ledger) { assert(mLedger); }
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Ledger::pointer getLedger() { return mLedger; }
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void setLedger(Ledger::ref ledger) { assert(ledger); mLedger = ledger; }
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TER applyTransaction(const SerializedTransaction&, TransactionEngineParams);
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};
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inline TransactionEngineParams operator|(const TransactionEngineParams& l1, const TransactionEngineParams& l2)
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{
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return static_cast<TransactionEngineParams>(static_cast<int>(l1) | static_cast<int>(l2));
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}
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inline TransactionEngineParams operator&(const TransactionEngineParams& l1, const TransactionEngineParams& l2)
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{
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return static_cast<TransactionEngineParams>(static_cast<int>(l1) & static_cast<int>(l2));
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}
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#endif
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// vim:ts=4
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