idea.h

来自「可以实现RIJNDEAL和IDEA 2种加密方法的完整程序,还可以看到加密的所用」· C头文件 代码 · 共 26 行

#pragma once

class CIdea
{
public:
	CIdea(void);
public:
	~CIdea(void);

public:
	bool Decrypt( unsigned XX[], unsigned YY[] );
	bool Encrypt( unsigned XX[],unsigned YY[]);
	void Init( short unsigned uskey[] );

protected:
	unsigned Z[7][10];
	unsigned DK[7][10];

protected:
	void cip ( unsigned In[5], unsigned Out[5], unsigned Z[7][10] );
	unsigned mul ( unsigned a, unsigned b);
	unsigned inv ( unsigned xin);
	void key ( short unsigned uskey[9], unsigned Z[7][10] );
	void de_key ( unsigned Z[7][10], unsigned DK[7][10] );
};