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Work on transaction engine offer deleting.

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This commit is contained in:
Arthur Britto
2012-08-27 12:22:03 -07:00
parent bb7f692a76
commit e02e785a72
2 changed files with 68 additions and 26 deletions
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27
src/TransactionEngine.h
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@@ -40,6 +40,7 @@ enum TransactionEngineResult
temINVALID,
temREDUNDANT,
temRIPPLE_EMPTY,
temUNCERTAIN,
temUNKNOWN,
// -199 .. -100: F Failure (sequence number previously used)
@@ -77,12 +78,9 @@ enum TransactionEngineResult
// 100 .. P Partial success (SR) (ripple transaction with no good paths, pay to non-existent account)
// Transaction can be applied, can charge fee, forwarded, but does not achieve optimal result.
tesPARITAL = 100,
// Might succeed in different order.
// XXX claim fee and try to delete unfunded.
terPATH_EMPTY,
terPATH_PARTIAL,
tepPARITAL = 100,
tepPATH_DRY,
tepPATH_PARTIAL,
};
bool transResultInfo(TransactionEngineResult terCode, std::string& strToken, std::string& strHuman);
@@ -132,9 +130,6 @@ public:
bool bValid;
std::vector<paymentNode> vpnNodes;
// If the transaction fails to meet some constraint, still need to delete unfunded offers.
boost::unordered_set<uint256> usUnfundedFound; // Offers that were found unfunded.
// When processing, don't want to complicate directory walking with deletion.
std::vector<uint256> vUnfundedBecame; // Offers that became unfunded.
@@ -224,13 +219,23 @@ protected:
uint160 mTxnAccountID;
SLE::pointer mTxnAccount;
boost::unordered_set<uint256> mUnfunded; // Indexes that were found unfunded.
// First time working in reverse a funding source was mentioned. Source may only be used there.
boost::unordered_map<std::pair<uint160, uint160>, int> mumSource; // Map of currency, issuer to node index.
// When processing, don't want to complicate directory walking with deletion.
std::vector<uint256> mvUnfundedBecame; // Offers that became unfunded.
// If the transaction fails to meet some constraint, still need to delete unfunded offers.
boost::unordered_set<uint256> musUnfundedFound; // Offers that were found unfunded.
SLE::pointer entryCreate(LedgerEntryType letType, const uint256& uIndex);
SLE::pointer entryCache(LedgerEntryType letType, const uint256& uIndex);
void entryDelete(SLE::pointer sleEntry, bool bUnfunded = false);
void entryModify(SLE::pointer sleEntry);
TransactionEngineResult offerDelete(const uint256& uOfferIndex);
TransactionEngineResult offerDelete(const SLE::pointer& sleOffer, const uint256& uOfferIndex, const uint160& uOwnerID);
uint32 rippleTransferRate(const uint160& uIssuerID);
STAmount rippleOwed(const uint160& uToAccountID, const uint160& uFromAccountID, const uint160& uCurrencyID);
STAmount rippleLimit(const uint160& uToAccountID, const uint160& uFromAccountID, const uint160& uCurrencyID);
@@ -260,8 +265,6 @@ protected:
void txnWrite();
TransactionEngineResult offerDelete(const SLE::pointer& sleOffer, const uint256& uOfferIndex, const uint160& uOwnerID);
TransactionEngineResult doAccountSet(const SerializedTransaction& txn);
TransactionEngineResult doClaim(const SerializedTransaction& txn);
TransactionEngineResult doCreditSet(const SerializedTransaction& txn);