public User checkUsernamePassword()
{
DataLayer DataDal = new DataLayer();
SaltDal saltDal = new SaltDal();
{
List <Salt> saltValidate = (from u in saltDal.saltData
where (u.userName == userName)
select u).ToList <Salt>();
if (saltValidate.Count != 1)
{
return(null);
}
string userSalt = saltValidate[0].salt;
List <User> usersValidate = (from u in DataDal.users
where (u.userName == userName)
select u).ToList <User>();
if (usersValidate.Count != 1)
{
return(null);
}
password = Convert.ToBase64String(PBKDF2(password, Convert.FromBase64String(userSalt), PBKDF2_ITT, HASH_SIZE));
if (password == usersValidate[0].password)
{
FormsAuthentication.SetAuthCookie(usersValidate[0].type, true);
return(usersValidate[0]);
}
return(null);
}
}
private bool saveSalt(string salt, string purpose) //purp: insert or update
{
SaltDal dal = new SaltDal();
Salt saltObj = new Salt(userName, salt);
if (purpose == "update")
{
dal.saltData.Attach(saltObj);
dal.Entry(saltObj).Property(x => x.salt).IsModified = true;
}
else if (purpose == "signUp")
{
dal.saltData.Add(saltObj);
}
dal.SaveChanges();
return(true);
}