public void Execute(T command)
{
decoratedHandler.Execute(command);
if (command.Result != null)
{
return;
}
command.OriginalContentType = ContentType.Der;
if (command.IsPrivateKey)
{
try
{
command.Result = asymmetricKeyProvider.GetPrivateKey(command.FileContent);
}
catch (CryptographicException)
{
command.Result = asymmetricKeyProvider.GetEncryptedPrivateKey(command.FileContent);
}
return;
}
command.Result = asymmetricKeyProvider.GetPublicKey(command.FileContent);
}
public IAsymmetricKey DecryptPrivateKey(IAsymmetricKey key, string password)
{
AsymmetricKeyParameter asymmetricKey;
try
{
asymmetricKey = PrivateKeyFactory.DecryptKey(password.ToCharArray(), key.Content);
}
catch (InvalidCipherTextException)
{
throw new ArgumentException("Incorrect password was provided or the key is corrupt.");
}
var privateKeyInfo = PrivateKeyInfoFactory.CreatePrivateKeyInfo(asymmetricKey);
byte[] privateKey = privateKeyInfo
.ToAsn1Object()
.GetDerEncoded();
return(keyProvider.GetPrivateKey(privateKey));
}
public IAsymmetricKey GetAsDer(string key)
{
var pemReader = new PemReader(new StringReader(key));
var pemObject = pemReader.ReadPemObject();
if (pemObject.Type.Contains("PUBLIC"))
{
return(keyProvider.GetPublicKey(pemObject.Content));
}
return(pemObject.Type.Contains("ENCRYPTED") ? keyProvider.GetEncryptedPrivateKey(pemObject.Content) : keyProvider.GetPrivateKey(pemObject.Content));
}
