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Work towards ripple backend.

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This commit is contained in:
Arthur Britto
2012-08-10 12:58:59 -07:00
parent 1a6a6231cc
commit 622066f7e3
2 changed files with 881 additions and 498 deletions
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18
src/TransactionEngine.h
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@@ -111,11 +111,14 @@ typedef struct {
// Computed by Reverse.
STAmount saRevRedeem; // <-- Amount to redeem to next.
STAmount saRevIssue; // <-- Amount to issue to next limited by credit and outstanding IOUs.
// ? STAmount saSend; // <-- Stamps this node will send downstream.
// Issue isn't used by offers.
STAmount saRevDeliver; // <-- Amount to deliver to next regardless of fee.
// Computed by forward.
STAmount saFwdRedeem; // <-- Amount node will redeem to next.
STAmount saFwdIssue; // <-- Amount node will issue to next.
// Issue isn't used by offers.
STAmount saFwdDeliver; // <-- Amount to deliver to next regardless of fee.
} paymentNode;
// Hold a path state under incremental application.
@@ -161,7 +164,7 @@ public:
)
{ return boost::make_shared<PathState>(iIndex, lesSource, spSourcePath, uReceiverID, uSenderID, saSend, saSendMax, bPartialPayment); };
static bool less(const PathState::pointer& lhs, const PathState::pointer& rhs);
static bool lessPriority(const PathState::pointer& lhs, const PathState::pointer& rhs);
};
// One instance per ledger.
@@ -228,7 +231,7 @@ protected:
uint32 rippleQualityOut(const uint160& uToAccountID, const uint160& uFromAccountID, const uint160& uCurrencyID);
STAmount rippleHolds(const uint160& uAccountID, const uint160& uCurrencyID, const uint160& uIssuerID);
STAmount rippleTransit(const uint160& uSenderID, const uint160& uReceiverID, const uint160& uIssuerID, const STAmount& saAmount);
STAmount rippleTransfer(const uint160& uSenderID, const uint160& uReceiverID, const uint160& uIssuerID, const STAmount& saAmount);
void rippleCredit(const uint160& uSenderID, const uint160& uReceiverID, const STAmount& saAmount);
STAmount rippleSend(const uint160& uSenderID, const uint160& uReceiverID, const STAmount& saAmount);
@@ -238,12 +241,15 @@ protected:
PathState::pointer pathCreate(const STPath& spPath);
void pathApply(PathState::pointer pspCur);
void pathNext(PathState::pointer pspCur);
void pathNext(PathState::pointer pspCur, int iPaths);
bool calcNode(unsigned int uIndex, PathState::pointer pspCur, bool bMultiQuality);
bool calcNodeOfferRev(unsigned int uIndex, PathState::pointer pspCur, bool bMultiQuality);
bool calcNodeOfferFwd(unsigned int uIndex, PathState::pointer pspCur, bool bMultiQuality);
bool calcNodeAccountRev(unsigned int uIndex, PathState::pointer pspCur, bool bMultiQuality);
bool calcNodeAccountFwd(unsigned int uIndex, PathState::pointer pspCur, bool bMultiQuality);
void calcNodeRipple(const uint32 uQualityIn, const uint32 uQualityOut,
const STAmount& saPrvReq, const STAmount& saCurReq,
STAmount& saPrvAct, STAmount& saCurAct);
bool calcPathReverse(PathState::pointer pspCur);
void calcPathForward(PathState::pointer pspCur);
void txnWrite();