Moved cpp code to src/cpp and js code to src/js.

src/cpp/ripple/Pathfinder.h

@@ -0,0 +1,52 @@
+#include "SerializedTypes.h"
+#include "RippleAddress.h"
+#include "OrderBookDB.h"
+#include <boost/shared_ptr.hpp>
+
+/* this is a very simple implementation. This can be made way better.
+We are simply flooding from the start. And doing an exhaustive search of all paths under maxSearchSteps. An easy improvement would be to flood from both directions
+*/
+class PathOption
+{
+public:
+	typedef boost::shared_ptr<PathOption> pointer;
+
+	STPath mPath;
+	bool mCorrectCurrency;  // for the sorting
+	uint160	mCurrencyID;  // what currency we currently have at the end of the path
+	uint160 mCurrentAccount; // what account is at the end of the path
+	int mTotalCost; // in send currency
+	STAmount mMinWidth; // in dest currency
+	float mQuality;
+
+	PathOption(uint160& srcAccount,uint160& srcCurrencyID,const uint160& dstCurrencyID);
+	PathOption(PathOption::pointer other);
+};
+
+class Pathfinder
+{
+	uint160 mSrcAccountID;
+	uint160 mDstAccountID;
+	STAmount mDstAmount;
+	uint160 mSrcCurrencyID;
+
+	OrderBookDB mOrderBook;
+	Ledger::pointer mLedger;
+
+	std::list<PathOption::pointer> mBuildingPaths;
+	std::list<PathOption::pointer> mCompletePaths;
+
+	void addOptions(PathOption::pointer tail);
+
+	// returns true if any building paths are now complete?
+	bool checkComplete(STPathSet& retPathSet);
+
+	void addPathOption(PathOption::pointer pathOption);
+
+public:
+	Pathfinder(RippleAddress& srcAccountID, RippleAddress& dstAccountID, uint160& srcCurrencyID, STAmount dstAmount);
+
+	// returns false if there is no path. otherwise fills out retPath
+	bool findPaths(int maxSearchSteps, int maxPay, STPathSet& retPathSet);
+};
+// vim:ts=4