public XElement WriteSection(Type providerType)
{
Ensure.ArgumentNotNull(providerType, "providerType");
if (!typeof(ICryptoProvider).IsAssignableFrom(providerType))
{
throw new ConfigException("The supplied type must implement DeepConfig.Cryptography.ICryptoProvider.", ConfigErrorCode.InvalidConfigType);
}
var mangledTypeName = new CryptoCryptoProvider().Encrypt(providerType.AssemblyQualifiedName);
return new XElement(
ConfigElement.CryptoSettingNode,
new XAttribute(ConfigElement.SectionTypeAttribute, mangledTypeName));
}
public ICryptoProvider ReadSection(XElement section)
{
if (section == null)
{
return null;
}
string mangledTypeName = section.GetAttributeValue(ConfigElement.SectionTypeAttribute);
if (mangledTypeName == null)
{
return null;
}
string typeName = new CryptoCryptoProvider().Decrypt(mangledTypeName);
var result = ConfigHelper.CreateInstance(typeName, true) as ICryptoProvider;
if (result == null)
{
throw new ConfigException(Msg.Text("Unable to resolve or create Cryptoprovider ({0}).", typeName), ConfigErrorCode.CryptographyProviderCreationFailed);
}
return result;
}
