public static bool LoadSession(string path, out WipeSession session)
{
// check the parameters
if(path == null) {
throw new ArgumentNullException("path");
}
session = null;
try {
// create the store
FileStore.FileStore store = new FileStore.FileStore();
store.Encrypt = true; // use encryption
store.UseDPAPI = true; // use default encryption
// load store
if(store.Load(path) == false) {
Debug.ReportError("Error while loading store from path {0}", path);
return false;
}
// deserialize
session = DeserializeSession(store.ReadFile("session.dat"));
return true;
}
catch(Exception e) {
Debug.ReportError("Error while loading session. Exception: {0}", e.Message);
return false;
}
}
public static bool SaveSession(WipeSession session, string path)
{
// check the parameters
if(session == null || path == null) {
throw new ArgumentNullException("session | path");
}
try {
// create the store
FileStore.FileStore store = new FileStore.FileStore();
store.Encrypt = true;
store.UseDPAPI = true;
// add the file
FileStore.StoreFile file = store.CreateFile("session.dat");
byte[] data = SerializeSession(session);
if(data == null) {
return false;
}
// write the file contents
store.WriteFile(file, data, FileStore.StoreMode.Encrypted);
return store.Save(path);
}
catch(Exception e) {
Debug.ReportError("Error while saving session. Exception: {0}", e.Message);
return false;
}
}
public static byte[] SerializeSession(WipeSession session)
{
BinaryFormatter serializer = new BinaryFormatter();
MemoryStream stream = new MemoryStream();
try {
// serialize in memory
serializer.Serialize(stream, session);
return stream.ToArray();
}
catch(Exception e) {
Debug.ReportError("Error while serializing session. Exception: {0}", e.Message);
return null;
}
finally {
if(stream != null) {
stream.Close();
}
}
}
public StatusDialog()
{
InitializeComponent();
session = new WipeSession();
fileCopy = new FileCopy();
}
private void Export()
{
FileStore.FileStore store = new FileStore.FileStore();
FileStore.StoreFile file = null;
FileStore.StoreMode storeMode = FileStore.StoreMode.Normal;
if(EncryptCheckbox.Checked) {
SHA256Managed passwordHash = new SHA256Managed();
store.Encrypt = true;
store.EncryptionKey = passwordHash.ComputeHash(Encoding.ASCII.GetBytes(PasswordTextbox.Text));
storeMode = FileStore.StoreMode.Encrypted;
}
// general settings
if(GeneralCheckbox.Checked) {
file = store.CreateFile("options.dat");
store.WriteFile(file, SDOptionsFile.SerializeOptions(_options), storeMode);
}
// default plugin settings
if(PluginCheckbox.Checked) {
file = store.CreateFile("pluginSettings.dat");
if(store.WriteFile(file, SecureDeleteLocations.GetPluginDefaultSettingsFilePath(), storeMode) == false) {
actionErrors.Add("Failed to export default plugin settings");
}
}
// add methods
if(MethodsCheckbox.Checked) {
store.CreateFolder("methods");
Dictionary<int, string> methodList = new Dictionary<int, string>();
// add methods
foreach(ListViewItem item in MethodList.Items) {
if(item.Checked) {
int id = (int)item.Tag;
string methodFile = Path.Combine(SecureDeleteLocations.GetMethodsFolder(),
id.ToString() + WipeMethodManager.MethodFileExtension);
file = store.CreateFile("methods\\" + Path.GetFileName(methodFile));
if(store.WriteFile(file, methodFile, storeMode) == false) {
actionErrors.Add("Failed to export wipe method " + item.Text);
}
// add to methd list
methodList.Add(id, item.Text);
}
}
// store the method list
file = store.CreateFile("methods\\list.dat");
store.WriteFile(file, SerializeMethodList(methodList), storeMode);
}
// scheduled tasks
if(TasksCheckbox.Checked) {
store.CreateFolder("tasks");
// add task list
file = store.CreateFile("tasks\\list.dat");
store.WriteFile(file, SerializeTaskList(_options.SessionNames), storeMode);
foreach(ListViewItem item in TaskList.Items) {
if(item.Checked) {
Guid taskId = (Guid)item.Tag;
string taskFile = SecureDeleteLocations.GetTaskFile(taskId);
string sessionFile = SecureDeleteLocations.GetSessionFile(taskId);
file = store.CreateFile("tasks\\" + Path.GetFileName(taskFile));
ScheduledTask task = new ScheduledTask();
TaskManager.LoadTask(taskFile, out task);
store.WriteFile(file, TaskManager.SerializeTask(task), storeMode);
file = store.CreateFile("tasks\\" + Path.GetFileName(sessionFile));
WipeSession session = new WipeSession();
SessionLoader.LoadSession(sessionFile, out session);
store.WriteFile(file, SessionSaver.SerializeSession(session), storeMode);
}
}
}
// save
if(store.Save(ExportPath.Text) == false) {
actionErrors.Add("Failed to export to file " + ExportPath.Text);
}
}
private void AddTask()
{
WipeSession session = new WipeSession();
session.GenerateGuid();
ScheduledTask task = new ScheduledTask();
task.TaskId = session.SessionId;
task.Schedule = new OneTimeSchedule();
task.Name = "Untitled task";
task.Enabled = true;
// show the dialog
ScheduleOptions options = new ScheduleOptions();
options.Options = _options;
options.EditMode = false;
options.Task = task;
if(options.ShowDialog() == DialogResult.OK) {
task = options.Task;
manager.LoadOptions();
manager.AddTask(task, true);
SessionSaver.SaveSession(session, SecureDeleteLocations.GetSessionFile(task.TaskId));
ListViewItem item = CreateTaskItem(task);
UpdateTaskItem(item);
// add to the <guid,taskName> mapping
_options.SessionNames.Add(task.TaskId, task.Name);
SDOptionsFile.TrySaveOptions(_options);
TaskList.Items[TaskList.Items.Count - 1].Selected = true;
}
_actionManager.StateChanged();
}
public WipeModule()
{
InitializeComponent();
_session = new WipeSession();
loadStopped = true;
_async = true;
InitializeActions();
}
private void LoadSessionImpl(string path)
{
WipeSession session;
if(SessionLoader.LoadSession(path, out session) == false) {
MessageBox.Show("Failed to open _session.", "SecureDelete",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else {
Session = session;
sessionFile = path;
}
}
private void HandleNewSession()
{
if(_session == null) {
_session = new WipeSession();
return;
}
// clear the category
this.Invoke((MethodInvoker)delegate() {
ObjectList.Items.Clear();
});
// add the new items
List<IWipeObject> wipeObjects = _session.Items;
if(wipeObjects != null) {
if(_async) {
int count = wipeObjects.Count;
int start = 0;
InsertObjectsDelegate del = new InsertObjectsDelegate(InsertObjects);
while(count > 0 && !loadStopped) {
int objectCount = Math.Min(32, count);
this.Invoke(del, wipeObjects, start, objectCount);
Thread.Sleep(30);
count -= objectCount;
start += objectCount;
}
// task completed
if(loadStopped == false) {
this.Invoke(new EventHandler(LoadTaskCompleted), null, null);
}
}
else {
ObjectList.BeginUpdate();
int count = wipeObjects.Count;
for(int i = 0; i < count; i++) {
InsertObject(wipeObjects[i]);
}
ObjectList.EndUpdate();
}
}
}
private void CreateNewSession()
{
Session = new WipeSession();
sessionFile = null;
}
public bool DeserializeSession(string file, out WipeSession session)
{
session = null;
return false;
}
public ExampleBridge(WipeSession session, bool afterWipe)
{
_session = session;
_afterWipe = afterWipe;
}