huffman.h

this a haffman code that can compress any file.

#pragma once

class Huffman
{
	class node{
	public:
		char alpha;
		int num;
		node *left, *right;
	};
	class link{
	public:
		node *current;
		link *next;
	};

	class code{
	public:
		char alpha;
		int bits;
		char Code;
	};

public:
	Huffman(void);
	~Huffman(void);
	void preProcessing(FILE *fp);
	void createTree();
	void treeTravels(node *t, int num_bits, char Code);
	void encoder(FILE *ifp, FILE *ofp);
	void decoder(FILE *ifp, FILE *ofp);
	void createList();
	void insertList(link *tmp);

    link *node_list;
	node *tree;
	code Code_table[30];
	int num_table[30];
	int data_size;


};