public static bool CompareProcess(ProcessModel sample, ProcessModel process)
{
bool fileLengthComparison = sample.FileLength == process.FileLength ? true : false;
bool initialDataComparison = BitComparer.CompareBytes(sample.InitialBytes, process.InitialBytes);
return(fileLengthComparison && initialDataComparison);
}
public MainResult Login(string clearTextPassword)
{
if (String.IsNullOrEmpty(clearTextPassword))
{
return(new MainResult
{
ErrorMessage = "Password cannot be null",
Success = false
});
}
bool success = true;
string error = "";
try
{
var hashedMasterKeyResult = RetrieveHashedMasterKeyBytes();
if (!hashedMasterKeyResult.MainResult.Success)
{
success = false;
error = hashedMasterKeyResult.MainResult.ErrorMessage;
}
else
{
byte[] hashedMasterKey = hashedMasterKeyResult.Data;
byte[] hashedPassword = new SHA256Crypto().GetHashBytes(clearTextPassword);
if (hashedPassword == null)
{
success = false;
error = "An error occured during password hashing";
}
else
{
if (!BitComparer.CompareBytes(hashedMasterKey, hashedPassword))
{
success = false;
error = "Login failed. Password is invalid";
}
}
}
}
catch (Exception ex)
{
success = false;
error = ex.Message;
}
return(new MainResult
{
Success = success,
ErrorMessage = error
});
}