public void loadFiles()
{
try
{
FileStream fileStream = new FileStream(SECURE_KEY_STORAGE_NAME, FileMode.Open);
BinaryReader reader = new BinaryReader(fileStream, Encoding.Default);
String buffer = reader.ReadString();
String decrypted = StringSecure.decodeBase64(buffer);
reader.Close();
fileStream.Close();
Utils.log("Secure Key loaded!");
SecureKeyPair loadedSecureKey = JsonConvert.DeserializeObject <SecureKeyPair>(decrypted);
this.stringSecure = new StringSecure(loadedSecureKey);
}
catch (Exception e)
{
Console.WriteLine(e.ToString());
}
try
{
FileStream fileStream = new FileStream(getEncodedDatafileName(), FileMode.Open);
BinaryReader reader = new BinaryReader(fileStream, Encoding.Default);
String buffer = reader.ReadString();
String decrypted = buffer;
reader.Close();
fileStream.Close();
Utils.log("Data loaded!");
datafile = JsonConvert.DeserializeObject <EncryptedDatafile>(decrypted);
}
catch (Exception e)
{
Console.WriteLine(e.ToString());
}
}
public DatafileManager()
{
if (File.Exists(getEncodedDatafileName()))
{
//파일 존재함, 이후에 유효한지 검사
loadFiles();
}
else
{
//파일 없음, 생성
SecureKeyPair secureKeyPair = new SecureKeyPair();
stringSecure = new StringSecure(secureKeyPair);
datafile = new EncryptedDatafile(stringSecure);
saveSecureKeyFile(secureKeyPair);
}
}
public void saveSecureKeyFile(SecureKeyPair secureKeyPair)
{
try
{
FileStream fileStream = new FileStream(SECURE_KEY_STORAGE_NAME, FileMode.Create);
BinaryWriter writer = new BinaryWriter(fileStream, Encoding.Default);
String buffer = JsonConvert.SerializeObject(secureKeyPair, Formatting.Indented);
writer.Write(StringSecure.encodeBase64(buffer));
writer.Close();
fileStream.Close();
Utils.log("Secure Key saved to " + SECURE_KEY_STORAGE_NAME);
}
catch (Exception e)
{
Console.WriteLine(e.ToString());
}
}
public StringSecure(SecureKeyPair secureKeyPair)
{
allocatedKeyPair = secureKeyPair;
}
