Complete rewrite of receiver, with new changes

slsReceiverSoftware/include/Fifo.h

@@ -0,0 +1,88 @@
+/************************************************
+ * @file Fifo.h
+ * @short constructs the fifo structure
+ * which is a circular buffer with pointers to
+ * parts of allocated memory
+ ***********************************************/
+#ifndef FIFO_H
+#define FIFO_H
+/**
+ *@short constructs the fifo structure
+ */
+
+#include "sls_receiver_defs.h"
+#include "logger.h"
+
+#include "circularFifo.h"
+
+class Fifo : private virtual slsReceiverDefs {
+	
+ public:
+	/**
+	 * Constructor
+	 * Calls CreateFifos that creates fifos and allocates memory
+	 * @param fifoItemSize size of each fifo item
+	 * @param fifoDepth fifo depth
+	 * @param success true if successful, else false
+	 */
+	Fifo(uint32_t fifoItemSize, uint32_t fifoDepth, bool &success);
+
+	/**
+	 * Destructor
+	 */
+	~Fifo();
+
+	/**
+	 * Pops free address from fifoFree
+	 */
+	void GetNewAddress(char*& address);
+
+	/**
+	 * Frees the bound address by pushing into fifoFree
+	 */
+	void FreeAddress(char*& address);
+
+	/**
+	 * Pushes bound address into fifoBound
+	 */
+	void PushAddress(char*& address);
+
+	/**
+	 * Pops bound address from fifoBound to process data
+	 */
+	void PopAddress(char*& address);
+
+ private:
+
+	/**
+	 * Create Fifos, allocate memory & push addresses into fifo
+	 * @param fifoItemSize size of each fifo item
+	 * @param fifoDepth fifo depth
+	 * @return OK if successful, else FAIL
+	 */
+	int CreateFifos(uint32_t fifoItemSize, uint32_t fifoDepth);
+
+	/**
+	 * Destroy Fifos and deallocate memory
+	 */
+	void DestroyFifos();
+
+
+	/** Total Number of Fifo Class Objects */
+	static int NumberofFifoClassObjects;
+
+	/** Self Index */
+	int index;
+
+	/** Memory allocated, whose addresses are pushed into the fifos */
+	char* memory;
+
+	/** Circular Fifo pointing to addresses of bound data in memory */
+	CircularFifo<char>* fifoBound;
+
+	/** Circular Fifo pointing to addresses of freed data in memory */
+	CircularFifo<char>* fifoFree;
+
+};
+
+#endif