private void encodeButton_Click(object sender, EventArgs e) { // Variables X509Store store = null; X509Certificate2 cert = null; FileStream inFile = null; FileStream outFile = null; CMS cms = null; try { // Get user cert store = new X509Store(StoreName.My, StoreLocation.CurrentUser); store.Open(OpenFlags.MaxAllowed); cert = store.Certificates.Find(X509FindType.FindBySubjectName, subjectTextBox.Text, true)[0]; // Open file with data to encode inFile = File.Open(originalTextBox.Text, FileMode.Open); // Create file for encoded data outFile = File.Create(encodedTextBox.Text); // Encode data cms = new CMS(); cms.Encode(cert, inFile, outFile); MessageBox.Show("Sucess!!!"); } catch (Exception ex) { // Show errors if (ex.InnerException != null) { MessageBox.Show(ex.Message + "\n" + ex.InnerException.Message); } else { MessageBox.Show(ex.Message); } } finally { // Clean up if (store != null) { store.Close(); } if (inFile != null) { inFile.Close(); } if (outFile != null) { outFile.Close(); } } }
private void decodeButton_Click(object sender, EventArgs e) { // Variables FileStream inFile = null; FileStream outFile = null; CMS cms = null; try { // Open file with data to decode inFile = File.Open(encodedTextBox.Text, FileMode.Open); // Create file for encoded data outFile = File.Create(decodedTextBox.Text); // Decode data cms = new CMS(); cms.Decode(inFile, outFile); MessageBox.Show("Sucess!!!"); } catch (Exception ex) { if (ex.InnerException != null) { MessageBox.Show(ex.Message + "\n" + ex.InnerException.Message); } else { MessageBox.Show(ex.Message); } } finally { // Clean up if (inFile != null) { inFile.Close(); } if (outFile != null) { outFile.Close(); } } }