Initialize PA06 Partially

++ PA06 Files (H only)
++ Makefile for PA06

PA06-1018/QueueUtility.h

@@ -0,0 +1,80 @@
+#ifndef QUEUE_UTILITY_H
+#define QUEUE_UTILITY_H
+
+// header files
+#include "LLDataEngine.h"
+
+// data structures
+typedef StateLLType QueueType;
+
+// function prototypes
+
+/*
+Name: clearQueue
+Process: clears QueueType, returns NULL
+Function input/parameters: pointer to queue type (QueueType *)
+Function output/parameters: none
+Function output/returned: NULL
+Device input/---: none
+Device output/---: none
+Dependencies: clearDataStructure
+*/
+QueueType *clearQueue( QueueType *queue );
+
+/*
+Name: createQueue
+Process: creates QueueType, initializes front index to zero,
+         rear index to -1, returns pointer to data structure
+Function input/parameters: initial capacity (int)
+Function output/parameters: none
+Function output/returned: pointer to queue type (QueueType *)
+Device input/---: none
+Device output/---: none
+Dependencies: createDataStructure
+*/
+QueueType *createQueue( int initialCapacity );
+
+/*
+Name: peekFront
+Process: captures value at front of queue
+         returns true if successful and sets return value, 
+         otherwise, sets return value to empty, returns false
+Function input/parameters: pointer to queue type (QueueType *)
+Function output/parameters: pointer to return value (StateDataType *)
+Function output/returned: Boolean result of operation
+Device input/---: none
+Device output/---: none
+Dependencies: getItemAtIndex, getListSize
+*/
+bool peekFront( StateDataType *returnVal, const QueueType queue );
+
+/*
+Name: dequeue
+Process: captures value at front of queue, removes and returns value,
+         returns true if successful, 
+         otherwise, sets return value to empty, returns false
+Function input/parameters: pointer to queue type (QueueType *)
+Function output/parameters: pointer to return value (StateDataType *)
+Function output/returned: Boolean result of operation
+Device input/---: none
+Device output/---: none
+Dependencies: removeItemAtIndex, getListSize
+*/
+bool dequeue( StateDataType *returnVal, QueueType *queue );
+
+/*
+Name: enqueue
+Process: sets value at rear of queue
+         returns true if successful, false otherwise
+Function input/parameters: pointer to queue type (QueueType *)
+Function output/parameters: value to be pushed (const StateDataType)
+Function output/returned: Boolean result of operation
+Device input/---: none
+Device output/---: none
+Dependencies: insertItemAtIndex
+*/
+bool enqueue( QueueType *queue, const StateDataType toBePushed );
+
+
+
+#endif   // QUEUE_UTILITY_H