private void createNewCertToolStripMenuItem_Click(object sender, EventArgs e)
{
using (CreateCertForm frm = new CreateCertForm())
{
if (frm.ShowDialog(this) == DialogResult.OK)
{
try
{
using (SaveFileDialog dlg = new SaveFileDialog())
{
dlg.Filter = Properties.Resources.CreateCert_SaveFilter;
if (dlg.ShowDialog(this) == DialogResult.OK)
{
GetPasswordForm getPass = new GetPasswordForm();
SecureString password = null;
if (getPass.ShowDialog(this) == DialogResult.OK)
{
password = getPass.Password;
if (password.Length == 0)
{
password = null;
}
}
string ext = Path.GetExtension(dlg.FileName);
if (ext.Equals(".pfx") || ext.Equals(".p12"))
{
File.WriteAllBytes(dlg.FileName, frm.Certificate.Export(X509ContentType.Pfx, password));
}
else
{
File.WriteAllText(dlg.FileName, CertificateUtils.ExportToPEM(frm.Certificate) +
CertificateUtils.ExportToPEM((RSA)frm.Certificate.PrivateKey, password));
}
}
}
}
catch (IOException ex)
{
MessageBox.Show(this, ex.Message, Properties.Resources.MessageBox_ErrorString,
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
catch (CryptographicException ex)
{
MessageBox.Show(this, ex.Message, Properties.Resources.MessageBox_ErrorString,
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
catch (ArgumentException ex)
{
MessageBox.Show(this, ex.Message, Properties.Resources.MessageBox_ErrorString,
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
}
}
private X509Certificate2 LoadFromStore(bool needPrivateKey)
{
X509Certificate2 ret = null;
try
{
X509Store store = new X509Store(StoreName.My, StoreLocation.CurrentUser);
store.Open(OpenFlags.ReadOnly | OpenFlags.OpenExistingOnly);
X509Certificate2Collection collection = (X509Certificate2Collection)store.Certificates;
X509Certificate2Collection fcollection = (X509Certificate2Collection)collection.Find(X509FindType.FindByTimeValid, DateTime.Now, false);
X509Certificate2Collection pcollection = new X509Certificate2Collection();
foreach (var cert in fcollection)
{
if (!needPrivateKey || cert.HasPrivateKey)
{
pcollection.Add(cert);
}
}
if (pcollection.Count > 0)
{
X509Certificate2Collection scollection = X509Certificate2UI.SelectFromCollection(pcollection,
CANAPE.Properties.Resources.CreateCertForm_CertSelect,
CANAPE.Properties.Resources.CreateCertForm_CertSelectTitle,
X509SelectionFlag.SingleSelection);
if (scollection.Count > 0)
{
ret = scollection[0];
if (CertificateUtils.IsProtectedPrivateKey(ret))
{
if (MessageBox.Show(this, Properties.Resources.CreateCertForm_SpecifyPassword,
Properties.Resources.CreateCertForm_SpecifyPasswordCaption, MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
{
using (GetPasswordForm frm = new GetPasswordForm())
{
if (frm.ShowDialog(this) == DialogResult.OK)
{
CertificateUtils.ReloadProtectedPrivateKey(ret, frm.Password);
}
}
}
}
}
}
else
{
MessageBox.Show(this, CANAPE.Properties.Resources.CreateCertForm_NoStoreCerts,
CANAPE.Properties.Resources.MessageBox_ErrorString, MessageBoxButtons.OK, MessageBoxIcon.Error);
}
store.Close();
}
catch (CryptographicException)
{
MessageBox.Show(this, CANAPE.Properties.Resources.CreateCertForm_StoreError,
CANAPE.Properties.Resources.MessageBox_ErrorString, MessageBoxButtons.OK, MessageBoxIcon.Error);
}
return ret;
}
