#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <unistd.h>
#include <sys/time.h>
#include <pwd.h>
#include <shadow.h>
extern char *l64a ();
extern char *pw_encrypt();

char *crypt_make_salt (void)
{
        struct timeval tv;
        static char result[40];

        result[0] = '\0';
        strcpy (result, "$1$"); /* magic for the new MD5 crypt() */

        // Generate 8 chars of salt, the old crypt() will use only first 2.

        gettimeofday (&tv, (struct timezone *) 0);
        strcat (result, l64a (tv.tv_usec));
        strcat (result, l64a (tv.tv_sec + getpid () + clock ()));

        if (strlen (result) > 3 + 8)    /* magic+salt */
                result[11] = '\0';

        return result;
}

int main()

{
  char *salt;
  char *cp;
  char *CryptP;
  char *NCryptP;
  struct spwd *spwd;
  struct spwd *getspnam();



// create new MD5 crypt password
        salt=crypt_make_salt();
        NCryptP = crypt("myPassword",salt);
        printf("\nNew password       = %s \n",NCryptP);
        printf("salt               = %s \n\n",salt);


    return 0;
}