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Implement credit_set and directory support.

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This commit is contained in:
Arthur Britto
2012-05-26 02:57:00 -07:00
parent 451df81411
commit cb56ad036d
7 changed files with 471 additions and 205 deletions
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53
src/TransactionEngine.h
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@@ -18,11 +18,9 @@ enum TransactionEngineResult
tenGEN_IN_USE = -300, // Generator already in use.
tenCREATEXNC, // Can not specify non XNC for Create.
tenEXPLICITXNC, // XNC is used by default, don't specify it.
tenDST_NEEDED, // Destination not specified.
tenDST_IS_SRC, // Destination may not be source.
// Not possible due to ledger database: Fee claimed
tenCREATED = -200, // Can not create a previously created account.
tenCLAIMED, // Can not claim a previously claimed account.
tenTRANSIT_WORSE, // Can not override a better promise.
// Other
tenFAILED = -100, // Something broke horribly
@@ -32,18 +30,27 @@ enum TransactionEngineResult
terSUCCESS = 0, // The transaction was applied
// terFAILED_BUT_COULD_SUCEED = >0
// terFAILED_BUT_COULD_SUCCEED = >0
// Conflict with ledger database: Fee claimed
// Might succeed if not conflict is not caused by transaction ordering.
terALREADY, // The transaction was already in the ledger
terNO_ACCOUNT, // The source account does not exist
terNO_TARGET, // The destination does not exist
terINSUF_FEE_T, // fee insufficient now (account doesn't exist, network load)
terINSUF_FEE_B, // Account balance can't pay fee
terUNFUNDED, // Source account had insufficient balance for transactin
terNO_PATH, // No path existed or met transaction/balance requirements
terPAST_SEQ, // This sequence number has already past
terBAD_SEQ, // This sequence number should be zero for prepaid transactions.
terPRE_SEQ, // Missing/inapplicable prior transaction
terCLAIMED, // Can not claim a previously claimed account.
terCREATED, // Can not create a previously created account.
terDIR_FULL, // Can not add entry to full dir.
terINSUF_FEE_B, // Account balance can't pay fee
terINSUF_FEE_T, // fee insufficient now (account doesn't exist, network load)
terNODE_NOT_FOUND, // Can not delete a dir node.
terNODE_NOT_MENTIONED,
terNODE_NO_ROOT,
terNO_ACCOUNT, // The source account does not exist
terNO_DST, // The destination does not exist
terNO_PATH, // No path existed or met transaction/balance requirements
terPAST_LEDGER, // The transaction expired and can't be applied
terPAST_SEQ, // This sequence number has already past
terPRE_SEQ, // Missing/inapplicable prior transaction
terUNFUNDED, // Source account had insufficient balance for transactin
terNO_LINE_NO_ZERO, // Can't zero non-existant line, destination might make it.
};
enum TransactionEngineParams
@@ -65,17 +72,33 @@ typedef std::pair<TransactionAccountAction, SerializedLedgerEntry::pointer> Affe
class TransactionEngine
{
private:
TransactionEngineResult dirAdd(
std::vector<AffectedAccount>& accounts,
uint64& uNodeDir, // Node of entry.
const LedgerEntryType letKind,
const uint256& uBase,
const uint256& uLedgerIndex);
TransactionEngineResult dirDelete(
std::vector<AffectedAccount>& accounts,
const uint64& uNodeDir, // Node item is mentioned in.
const LedgerEntryType letKind,
const uint256& uBase, // Key of item.
const uint256& uLedgerIndex); // Item being deleted
protected:
Ledger::pointer mLedger;
TransactionEngineResult doCreditSet(const SerializedTransaction&, std::vector<AffectedAccount>&);
TransactionEngineResult doCancel(const SerializedTransaction&, std::vector<AffectedAccount>&);
TransactionEngineResult doClaim(const SerializedTransaction&, std::vector<AffectedAccount>&);
TransactionEngineResult doCreditSet(const SerializedTransaction&, std::vector<AffectedAccount>&,
const uint160& srcAccountID);
TransactionEngineResult doDelete(const SerializedTransaction&, std::vector<AffectedAccount>&);
TransactionEngineResult doInvoice(const SerializedTransaction&, std::vector<AffectedAccount>&);
TransactionEngineResult doOffer(const SerializedTransaction&, std::vector<AffectedAccount>&);
TransactionEngineResult doPayment(const SerializedTransaction&, std::vector<AffectedAccount>&,
uint160 srcAccountID);
const uint160& srcAccountID);
TransactionEngineResult doStore(const SerializedTransaction&, std::vector<AffectedAccount>&);
TransactionEngineResult doTake(const SerializedTransaction&, std::vector<AffectedAccount>&);
TransactionEngineResult doTransitSet(const SerializedTransaction&, std::vector<AffectedAccount>&);