aescrypt.h

aes的原代码

#pragma once
#include "AES.h"
#ifndef IV_LEN		//初始化向量长度
#define IV_LEN 16
#endif
class AesCrypt
{
public:
	AesCrypt(unsigned char *key, int keyLen=128);
	int rijEncrypt(unsigned char *enbuf,unsigned char *rebuf, int len);
	//静态方法，方便调用，比类的动态方法多了key的参数
	static int rijCrypt(unsigned char *enbuf,unsigned char *rebuf, unsigned char *key, int len);
	~AesCrypt(void);
private:
	aes_context aesCCtx;
	unsigned char *key;
	unsigned char *IV;
	unsigned char tmpIV[IV_LEN];
	int keyLen;						//密钥长度
};