destest.cpp

对称加密的程序

// 3-Des test

#include "Des.h"
#include "stdio.h"
#include "string.h"
#include "memory.h"

main()
{
	char key[]={0,1,2,3,4,5,6,7,8,9,0},buf[255];
	char str[]="Welcome to My 3-DES Test!\n"
		       "Northwest University \n"
			   "Email: [e-mail]";

	memset(buf, 0, sizeof(buf));
	strcpy(buf, str);
	puts("\nBefore encrypting");
	puts(buf);

	Des_Go(buf, buf, sizeof(str), key, sizeof(key), ENCRYPT);
	puts("\nAfter encrypting");
	puts(buf);

	Des_Go(buf, buf, sizeof(str), key, sizeof(key), DECRYPT);
	puts("\nAfter decrypting");
	puts(buf);

	getchar();
}