public MacEncryptedStore(IFileSystem fileSystem)
: base(fileSystem)
{
_fileSystem = fileSystem;
_cryptKeyPath = _fileSystem.Path.Combine(StorageLocation, "ck");
_authKeyPath = _fileSystem.Path.Combine(StorageLocation, "ak");
if (!_fileSystem.File.Exists(_cryptKeyPath) || !_fileSystem.File.Exists(_authKeyPath))
{
fileSystem.Directory.CreateDirectory(StorageLocation);
var cryptKey = AuthenticatedEncryption.NewKey();
var authKey = AuthenticatedEncryption.NewKey();
_fileSystem.File.WriteAllBytes(_cryptKeyPath, cryptKey);
_fileSystem.File.WriteAllBytes(_authKeyPath, authKey);
}
}
public override T Load()
{
try
{
var cryptKey = _fileSystem.File.ReadAllBytes(_cryptKeyPath);
var authKey = _fileSystem.File.ReadAllBytes(_authKeyPath);
var cipherPath = _fileSystem.Path.Combine(StorageLocation, typeof(T).Name);
var cipherText = _fileSystem.File.ReadAllText(cipherPath);
var plainText = AuthenticatedEncryption.Decrypt(cipherText, cryptKey, authKey);
var deserializer = new DeserializerBuilder().IgnoreUnmatchedProperties().Build();
return(deserializer.Deserialize <T>(plainText));
}
catch (Exception)
{
return(new T());
}
}
