C# Keys.CompositeKey类代码示例

        public static CompositeKey KeyFromCommandLine(CommandLineArgs args)
        {
            if(args == null) throw new ArgumentNullException("args");

            CompositeKey cmpKey = new CompositeKey();
            string strPassword = args[AppDefs.CommandLineOptions.Password];
            string strKeyFile = args[AppDefs.CommandLineOptions.KeyFile];
            string strUserAcc = args[AppDefs.CommandLineOptions.UserAccount];

            if(strPassword != null)
                cmpKey.AddUserKey(new KcpPassword(strPassword));

            if(strKeyFile != null)
            {
                try { cmpKey.AddUserKey(new KcpKeyFile(strKeyFile)); }
                catch(Exception exKey)
                {
                    MessageService.ShowWarning(strKeyFile, KPRes.KeyFileError, exKey);
                    return null;
                }
            }

            if(strUserAcc != null)
            {
                try { cmpKey.AddUserKey(new KcpUserAccount()); }
                catch(Exception exUA)
                {
                    MessageService.ShowWarning(exUA);
                    return null;
                }
            }

            return ((cmpKey.UserKeyCount > 0) ? cmpKey : null);
        }

    public static void Main(string[] args)
    {
        CompositeKey key = new CompositeKey();
        KcpPassword pw = new KcpPassword("12345");
        key.AddUserKey(pw);
        byte[] pwdata = pw.KeyData.ReadData();
        Console.WriteLine("PW data:");
        Console.WriteLine(string.Join(",", pwdata.Select(x => "0x" + x.ToString("x"))));
        byte[] keydata = key.GenerateKey32(pwdata, 6000).ReadData();
        Console.WriteLine("Key data:");
        Console.WriteLine(string.Join(",", keydata.Select(x => "0x" + x.ToString("x"))));

        PwDatabase db = new PwDatabase();
        db.MasterKey = key;
        KdbxFile kdbx = new KdbxFile(db);
        kdbx.Load(@"..\resources\test.kdbx", KdbxFormat.Default, null);

        var groups = db.RootGroup.GetGroups(true);
        Console.WriteLine("Group count: " + groups.UCount);
        var entries = db.RootGroup.GetEntries(true);
        Console.WriteLine("Entry count: " + entries.UCount);

        CompositeKey key2 = new CompositeKey();
        key2.AddUserKey(pw);
        KcpKeyFile keyfile = new KcpKeyFile(@"..\resources\keyfile.key");
        key2.AddUserKey(keyfile);
        byte[] keyfiledata = keyfile.KeyData.ReadData();
        Console.WriteLine("Key file data:");
        Console.WriteLine(string.Join(",", keyfiledata.Select(x => "0x" + x.ToString("x"))));
        Console.WriteLine("Composite Key data:");
        byte[] key2data = key2.GenerateKey32(keyfiledata, 6000).ReadData();
        Console.WriteLine(string.Join(",", key2data.Select(x => "0x" + x.ToString("x"))));
    }

 protected static CompositeKey CreateKey(string password, string keyfile)
 {
     CompositeKey key = new CompositeKey();
     key.AddUserKey(new KcpPassword(password));
     if (!String.IsNullOrEmpty(keyfile))
         key.AddUserKey(new KcpKeyFile(keyfile));
     return key;
 }

 public CreateDb(IKp2aApp app, Context ctx, IOConnectionInfo ioc, OnFinish finish, bool dontSave, CompositeKey key)
     : base(finish)
 {
     _ctx = ctx;
     _ioc = ioc;
     _dontSave = dontSave;
     _app = app;
     _key = key;
 }

        public LoadDb(IKp2aApp app, IOConnectionInfo ioc, Task<MemoryStream> databaseData, CompositeKey compositeKey, String keyfileOrProvider, OnFinish finish)
            : base(finish)
        {
            _app = app;
            _ioc = ioc;
            _databaseData = databaseData;
            _compositeKey = compositeKey;
            _keyfileOrProvider = keyfileOrProvider;

            _rememberKeyfile = app.GetBooleanPreference(PreferenceKey.remember_keyfile);
        }

        public static PwDatabase CreateKeePassDatabase(string databasePath, CompositeKey compositeKey)
        {
            if (!databasePath.EndsWith(".kdbx"))
                throw new FileNotFoundException("The database file must end with .kdbx");

            var directoryName = Path.GetDirectoryName(databasePath);
            var fileName = Path.GetFileName(databasePath);

            if (!Directory.Exists(directoryName))
                Directory.CreateDirectory(directoryName);

            var ioc = new IOConnectionInfo();
            ioc.Path = fileName;
            ioc.CredSaveMode = IOCredSaveMode.NoSave;

            var database = new PwDatabase();
            database.New(ioc, compositeKey);
            database.Save(null);

            return database;
        }

        public static CompositeKey CreateCompositeKey(string keyPassword = null, string keyFile = null, bool userAccount = false)
        {
            var emptyPassword = string.IsNullOrWhiteSpace(keyPassword);
            var emptyKeyFile = string.IsNullOrWhiteSpace(keyFile);

            if(emptyPassword && emptyKeyFile && !userAccount)
                throw new ArgumentException("KeyPass requires at least one form of authentication: Password, KeyFile, or UserAccount");

            var key = new CompositeKey();

            if (!emptyPassword)
                key.AddUserKey(new KcpPassword(keyPassword));

            if (!emptyKeyFile)
                key.AddUserKey(new KcpKeyFile(keyFile));

            if (userAccount)
                key.AddUserKey(new KcpUserAccount());

            return key;
        }

        public override void Run()
        {
            StatusLogger.UpdateMessage(UiStringKey.progress_create);
            Database db = _app.CreateNewDatabase();

            db.KpDatabase = new KeePassLib.PwDatabase();

            if (_key == null)
            {
                _key = new CompositeKey(); //use a temporary key which should be changed after creation
            }

            db.KpDatabase.New(_ioc, _key);

            db.KpDatabase.KeyEncryptionRounds = DefaultEncryptionRounds;
            db.KpDatabase.Name = "Keepass2Android Password Database";
            //re-set the name of the root group because the PwDatabase uses UrlUtil which is not appropriate for all file storages:
            db.KpDatabase.RootGroup.Name = _app.GetFileStorage(_ioc).GetFilenameWithoutPathAndExt(_ioc);

            // Set Database state
            db.Root = db.KpDatabase.RootGroup;
            db.Loaded = true;
            db.SearchHelper = new SearchDbHelper(_app);

            // Add a couple default groups
            AddGroup internet = AddGroup.GetInstance(_ctx, _app, "Internet", 1, db.KpDatabase.RootGroup, null, true);
            internet.Run();
            AddGroup email = AddGroup.GetInstance(_ctx, _app, "eMail", 19, db.KpDatabase.RootGroup, null, true);
            email.Run();

            // Commit changes
            SaveDb save = new SaveDb(_ctx, _app, OnFinishToRun, _dontSave);
            save.SetStatusLogger(StatusLogger);
            _onFinishToRun = null;
            save.Run();
        }

		private PwDatabase OpenDatabaseInternal(IOConnectionInfo ioc,
			CompositeKey cmpKey, out bool bAbort)
		{
			bAbort = false;

			PerformSelfTest();

			ShowWarningsLogger swLogger = CreateShowWarningsLogger();
			swLogger.StartLogging(KPRes.OpeningDatabase, true);

			PwDocument ds = null;
			string strPathNrm = ioc.Path.Trim().ToLower();
			for(int iScan = 0; iScan < m_docMgr.Documents.Count; ++iScan)
			{
				if(m_docMgr.Documents[iScan].LockedIoc.Path.Trim().ToLower() == strPathNrm)
					ds = m_docMgr.Documents[iScan];
				else if(m_docMgr.Documents[iScan].Database.IOConnectionInfo.Path == strPathNrm)
					ds = m_docMgr.Documents[iScan];
			}

			PwDatabase pwDb;
			if(ds == null) pwDb = m_docMgr.CreateNewDocument(true).Database;
			else pwDb = ds.Database;

			Exception ex = null;
			try
			{
				pwDb.Open(ioc, cmpKey, swLogger);

#if DEBUG
				byte[] pbDiskDirect = WinUtil.HashFile(ioc);
				Debug.Assert(MemUtil.ArraysEqual(pbDiskDirect, pwDb.HashOfFileOnDisk));
#endif
			}
			catch(Exception exLoad)
			{
				ex = exLoad;
				pwDb = null;
			}

			swLogger.EndLogging();

			if(pwDb == null)
			{
				if(ds == null) m_docMgr.CloseDatabase(m_docMgr.ActiveDatabase);
			}

			if(ex != null)
			{
				string strMsg = MessageService.GetLoadWarningMessage(
					ioc.GetDisplayName(), ex,
					(Program.CommandLineArgs[AppDefs.CommandLineOptions.Debug] != null));

				bool bShowStd = true;
				if(!ioc.IsLocalFile())
				{
					VistaTaskDialog vtd = new VistaTaskDialog();
					vtd.CommandLinks = false;
					vtd.Content = strMsg;
					vtd.DefaultButtonID = (int)DialogResult.Cancel;
					// vtd.VerificationText = KPRes.CredSpecifyDifferent;
					vtd.WindowTitle = PwDefs.ShortProductName;

					vtd.SetIcon(VtdIcon.Warning);
					vtd.AddButton((int)DialogResult.Cancel, KPRes.Ok, null);
					vtd.AddButton((int)DialogResult.Retry,
						KPRes.CredSpecifyDifferent, null);

					if(vtd.ShowDialog(this))
					{
						bShowStd = false;

						// if(vtd.ResultVerificationChecked)
						if(vtd.Result == (int)DialogResult.Retry)
						{
							IOConnectionInfo iocNew = ioc.CloneDeep();
							// iocNew.ClearCredentials(false);
							iocNew.CredSaveMode = IOCredSaveMode.NoSave;
							iocNew.IsComplete = false;
							// iocNew.Password = string.Empty;

							OpenDatabase(iocNew, null, false);

							bAbort = true;
						}
					}
				}

				if(bShowStd) MessageService.ShowWarning(strMsg);
				// MessageService.ShowLoadWarning(ioc.GetDisplayName(), ex,
				//	(Program.CommandLineArgs[AppDefs.CommandLineOptions.Debug] != null));
			}

			return pwDb;
		}

		/// <summary>
		/// Open a database. This function opens the specified database and updates
		/// the user interface.
		/// </summary>
		public void OpenDatabase(IOConnectionInfo ioConnection, CompositeKey cmpKey,
			bool bOpenLocal)
		{
			if(!m_bFormLoaded && Program.Config.Application.Start.MinimizedAndLocked &&
				(ioConnection != null) && (ioConnection.Path.Length > 0))
			{
				PwDocument ds = m_docMgr.CreateNewDocument(true);
				ds.LockedIoc = ioConnection.CloneDeep();
				UpdateUI(true, ds, true, null, true, null, false);
				return;
			}

			SaveWindowState(); // KPF 1093

			IOConnectionInfo ioc;
			if(ioConnection == null)
			{
				if(bOpenLocal)
				{
					OpenFileDialogEx ofdDb = UIUtil.CreateOpenFileDialog(KPRes.OpenDatabaseFile,
						UIUtil.CreateFileTypeFilter(AppDefs.FileExtension.FileExt,
						KPRes.KdbxFiles, true), 1, null, false,
						AppDefs.FileDialogContext.Database);

					GlobalWindowManager.AddDialog(ofdDb.FileDialog);
					DialogResult dr = ofdDb.ShowDialog();
					GlobalWindowManager.RemoveDialog(ofdDb.FileDialog);
					if(dr != DialogResult.OK) return;

					ioc = IOConnectionInfo.FromPath(ofdDb.FileName);
				}
				else
				{
					ioc = CompleteConnectionInfo(new IOConnectionInfo(), false,
						true, true, true);
					if(ioc == null) return;
				}
			}
			else // ioConnection != null
			{
				ioc = CompleteConnectionInfo(ioConnection, false, true, true, false);
				if(ioc == null) return;
			}

			if(!ioc.CanProbablyAccess())
			{
				MessageService.ShowWarning(ioc.GetDisplayName(), KPRes.FileNotFoundError);
				return;
			}

			if(OpenDatabaseRestoreIfOpened(ioc)) return;

			PwDatabase pwOpenedDb = null;
			bool bAbort;
			if(cmpKey == null)
			{
				for(int iTry = 0; iTry < 3; ++iTry)
				{
					OdKpfConstructParams kpfParams = new OdKpfConstructParams();
					kpfParams.IOConnectionInfo = ioc;
					kpfParams.CanExit = IsFileLocked(null);

					DialogResult dr;
					OdKpfResult kpfResult;

					if(Program.Config.Security.MasterKeyOnSecureDesktop &&
						WinUtil.IsAtLeastWindows2000 &&
						!KeePassLib.Native.NativeLib.IsUnix())
					{
						kpfParams.SecureDesktopMode = true;

						ProtectedDialog dlg = new ProtectedDialog(OdKpfConstruct,
							OdKpfBuildResult);
						object objResult;
						dr = dlg.ShowDialog(out objResult, kpfParams);
						if(dr == DialogResult.None) { Debug.Assert(false); dr = DialogResult.Cancel; }
						
						kpfResult = (objResult as OdKpfResult);
						if(kpfResult == null) { Debug.Assert(false); continue; }

						if(kpfResult.ShowHelpAfterClose)
							AppHelp.ShowHelp(AppDefs.HelpTopics.KeySources, null);
					}
					else // Show dialog on normal desktop
					{
						Form dlg = OdKpfConstruct(kpfParams);
						dr = dlg.ShowDialog();

						kpfResult = (OdKpfBuildResult(dlg) as OdKpfResult);
						UIUtil.DestroyForm(dlg);
						if(kpfResult == null) { Debug.Assert(false); continue; }
					}

					if(dr == DialogResult.Cancel) break;
					else if(kpfResult.HasClosedWithExit)
					{
//.........这里部分代码省略.........

 public static CompositeKey CreateKeyFor(string password)
 {
     CompositeKey key = new CompositeKey();
     key.AddUserKey(new KcpPassword(password));
     return key;
 }

        private void CreateDatabase()
        {
            var keyfileCheckbox = FindViewById<CheckBox>(Resource.Id.use_keyfile);
            string password;
            if (!TryGetPassword(out password)) return;

            // Verify that a password or keyfile is set
            if (password.Length == 0 && !keyfileCheckbox.Checked)
            {
                Toast.MakeText(this, Resource.String.error_nopass, ToastLength.Long).Show();
                return;
            }

            //create the key
            CompositeKey newKey = new CompositeKey();
            if (String.IsNullOrEmpty(password) == false)
            {
                newKey.AddUserKey(new KcpPassword(password));
            }
            if (String.IsNullOrEmpty(_keyfileFilename) == false)
            {
                try
                {
                    newKey.AddUserKey(new KcpKeyFile(_keyfileFilename));
                }
                catch (Exception)
                {
                    Toast.MakeText(this, Resource.String.error_adding_keyfile, ToastLength.Long).Show();
                    return;
                }
            }

            // Create the new database
            CreateDb create = new CreateDb(App.Kp2a, this, _ioc, new LaunchGroupActivity(_ioc, this), false, newKey);
            ProgressTask createTask = new ProgressTask(
                App.Kp2a,
                this, create);
            createTask.Run();
        }

 public void LoadDatabase(IOConnectionInfo ioConnectionInfo, MemoryStream memoryStream, CompositeKey compKey, ProgressDialogStatusLogger statusLogger, IDatabaseFormat databaseFormat)
 {
     _db.LoadData(this, ioConnectionInfo, memoryStream, compKey, statusLogger, databaseFormat);
 }

        private PwDatabase OpenDatabaseInternal(IOConnectionInfo ioc, CompositeKey cmpKey)
        {
            PerformSelfTest();

            ShowWarningsLogger swLogger = CreateShowWarningsLogger();
            swLogger.StartLogging(KPRes.OpeningDatabase, true);

            PwDocument ds = null;
            string strPathNrm = ioc.Path.Trim().ToLower();
            for(int iScan = 0; iScan < m_docMgr.Documents.Count; ++iScan)
            {
                if(m_docMgr.Documents[iScan].LockedIoc.Path.Trim().ToLower() == strPathNrm)
                    ds = m_docMgr.Documents[iScan];
                else if(m_docMgr.Documents[iScan].Database.IOConnectionInfo.Path == strPathNrm)
                    ds = m_docMgr.Documents[iScan];
            }

            PwDatabase pwDb;
            if(ds == null) pwDb = m_docMgr.CreateNewDocument(true).Database;
            else pwDb = ds.Database;

            try
            {
                pwDb.Open(ioc, cmpKey, swLogger);

            #if DEBUG
                byte[] pbDiskDirect = WinUtil.HashFile(ioc);
                Debug.Assert(MemUtil.ArraysEqual(pbDiskDirect, pwDb.HashOfFileOnDisk));
            #endif
            }
            catch(Exception ex)
            {
                MessageService.ShowLoadWarning(ioc.GetDisplayName(), ex);
                pwDb = null;
            }

            swLogger.EndLogging();

            if(pwDb == null)
            {
                if(ds == null) m_docMgr.CloseDatabase(m_docMgr.ActiveDatabase);
            }

            return pwDb;
        }

        private bool CreateCompositeKey()
        {
            m_pKey = new CompositeKey();

            if(m_cbPassword.Checked) // Use a password
            {
                if(!m_icgPassword.ValidateData(true)) return false;

                uint uPwLen = m_icgPassword.PasswordLength;
                if(uPwLen == 0)
                {
                    if(!MessageService.AskYesNo(KPRes.EmptyMasterPw +
                        MessageService.NewParagraph + KPRes.EmptyMasterPwHint +
                        MessageService.NewParagraph + KPRes.EmptyMasterPwQuestion,
                        null, false))
                    {
                        return false;
                    }
                }

                uint uMinLen = Program.Config.Security.MasterPassword.MinimumLength;
                if(uPwLen < uMinLen)
                {
                    string strML = KPRes.MasterPasswordMinLengthFailed;
                    strML = strML.Replace(@"{PARAM}", uMinLen.ToString());
                    MessageService.ShowWarning(strML);
                    return false;
                }

                byte[] pb = m_icgPassword.GetPasswordUtf8();

                uint uMinQual = Program.Config.Security.MasterPassword.MinimumQuality;
                if(QualityEstimation.EstimatePasswordBits(pb) < uMinQual)
                {
                    string strMQ = KPRes.MasterPasswordMinQualityFailed;
                    strMQ = strMQ.Replace(@"{PARAM}", uMinQual.ToString());
                    MessageService.ShowWarning(strMQ);
                    Array.Clear(pb, 0, pb.Length);
                    return false;
                }

                string strValRes = Program.KeyValidatorPool.Validate(pb,
                    KeyValidationType.MasterPassword);
                if(strValRes != null)
                {
                    MessageService.ShowWarning(strValRes);
                    Array.Clear(pb, 0, pb.Length);
                    return false;
                }

                m_pKey.AddUserKey(new KcpPassword(pb));
                Array.Clear(pb, 0, pb.Length);
            }

            string strKeyFile = m_cmbKeyFile.Text;
            bool bIsKeyProv = Program.KeyProviderPool.IsKeyProvider(strKeyFile);

            if(m_cbKeyFile.Checked && (!strKeyFile.Equals(KPRes.NoKeyFileSpecifiedMeta)) &&
                !bIsKeyProv)
            {
                try { m_pKey.AddUserKey(new KcpKeyFile(strKeyFile, true)); }
                catch(InvalidDataException exID) // Selected database file
                {
                    MessageService.ShowWarning(strKeyFile, exID);
                    return false;
                }
                catch(Exception exKF)
                {
                    MessageService.ShowWarning(strKeyFile, KPRes.KeyFileError, exKF);
                    return false;
                }
            }
            else if(m_cbKeyFile.Checked && (!strKeyFile.Equals(KPRes.NoKeyFileSpecifiedMeta)) &&
                bIsKeyProv)
            {
                KeyProviderQueryContext ctxKP = new KeyProviderQueryContext(
                    m_ioInfo, true, false);

                bool bPerformHash;
                byte[] pbCustomKey = Program.KeyProviderPool.GetKey(strKeyFile, ctxKP,
                    out bPerformHash);
                if((pbCustomKey != null) && (pbCustomKey.Length > 0))
                {
                    try { m_pKey.AddUserKey(new KcpCustomKey(strKeyFile, pbCustomKey, bPerformHash)); }
                    catch(Exception exCKP)
                    {
                        MessageService.ShowWarning(exCKP);
                        return false;
                    }

                    Array.Clear(pbCustomKey, 0, pbCustomKey.Length);
                }
                else return false; // Provider has shown error message
            }

            if(m_cbUserAccount.Checked)
            {
                try { m_pKey.AddUserKey(new KcpUserAccount()); }
                catch(Exception exUA)
                {
//.........这里部分代码省略.........