dataTable.c

#include "dataTable.h"
#include "cmdTable.h"
#include "constants.h"
#include "math.h"
#include "converter.h"

/*############STATIC VARIABLES#############*/
dataList data_list = { NULL, 0 };
/*############PRIVATE FUNCTIONS#############*/
/* Creates a data node with a dynamic allocated storage */
static dataNode* createDataNode(int data) {
	dataNode* newDataNode = NULL;
	if ((newDataNode = malloc(sizeof(dataNode)))) {
		newDataNode->value = data;
		newDataNode->next = NULL;
	}

	return newDataNode;
}

/*############PUBLIC FUNCTIONS#############*/

/*  Adds data (char or int) to data list */
int addData(unsigned int data) {
	dataNode *curr, *newNode;
	data_list.length++;
	if ((newNode = createDataNode(data % (int) pow(2, WORD_SIZE)))
			&& cmd_list.length + data_list.length < MAX_MEMORY_SIZE) {
		if (data_list.head == NULL) { /*list is empty*/
			data_list.head = newNode;
		} else {
			/* Skip to the end of the list */
			for (curr = data_list.head; curr->next != NULL; curr = curr->next)
				;
			curr->next = newNode;
		}
		return true;
	}
	return false;
}
/* reset table */
void resetDataTable(void) {
	dataNode* curr = NULL;
	data_list.length = 0;
	while ((curr = data_list.head) != NULL) { /* set curr to head, stop if list empty. */
		data_list.head = data_list.head->next; /* advance head to next element. */
		free(curr); /* delete saved pointer. */
	}
}
/* print table */
void printDataTable(int lineNumber) {
	dataNode* curr = NULL;
	for (curr = data_list.head; curr != NULL; curr = curr->next, lineNumber++) {
		printf("%s\t%s\n", valueToBase10DecimalString(lineNumber),
			   base10to2Wierd(curr->value));
	}
}