Examples with AlgorithmParameterSpec de.flexiprovider.api.parameters.AlgorithmParameterSpec used on opensource projects

Example 1 with AlgorithmParameterSpec

use of de.flexiprovider.api.parameters.AlgorithmParameterSpec in project core by jcryptool.

the class MacEngine method init.

@Override
public KeyObject init(IFlexiProviderOperation operation) {
    // $NON-NLS-1$
    LogUtil.logInfo("initializing mac engine");
    this.operation = operation;
    char[] password = null;
    Key key = null;
    // password may be contained in the ActionItem, otherwise prompt
    if (operation.getPassword() != null) {
        password = operation.getPassword();
    } else if (!operation.useCustomKey()) {
        // farndt - prompt only if custom key is not to be used
        password = promptPassword();
    }
    if (password != null && !operation.useCustomKey()) {
        try {
            key = (Key) KeyStoreManager.getInstance().getSecretKey(operation.getKeyStoreAlias(), password);
            // save in the operation if no exception occurred
            operation.setPassword(password);
        } catch (UnrecoverableEntryException e) {
            JCTMessageDialog.showInfoDialog(new Status(IStatus.INFO, FlexiProviderEnginesPlugin.PLUGIN_ID, Messages.ExAccessKeystorePassword, e));
            return null;
        } catch (Exception e) {
            LogUtil.logError(FlexiProviderEnginesPlugin.PLUGIN_ID, "Exception while accessing a secret key", e, // $NON-NLS-1$
            true);
            return null;
        }
    } else {
        // farndt - use custom key
        key = new CustomKey(operation.getKeyBytes());
    }
    if (key != null) {
        try {
            mac = Registry.getMAC(operation.getAlgorithmDescriptor().getAlgorithmName());
            AlgorithmParameterSpec spec = operation.getAlgorithmDescriptor().getAlgorithmParameterSpec();
            if (spec != null) {
                mac.init((SecretKey) key, spec);
            } else {
                mac.init((SecretKey) key);
            }
            initialized = true;
        } catch (NoSuchAlgorithmException e) {
            LogUtil.logError(FlexiProviderEnginesPlugin.PLUGIN_ID, "NoSuchAlgorithmException while initializing a mac", e, // $NON-NLS-1$
            true);
            return null;
        } catch (InvalidKeyException e) {
            LogUtil.logError(FlexiProviderEnginesPlugin.PLUGIN_ID, Messages.MacEngine_2, e, true);
            return null;
        } catch (InvalidAlgorithmParameterException e) {
            LogUtil.logError(FlexiProviderEnginesPlugin.PLUGIN_ID, "InvalidAlgorithmParameterException while initializing a mac", e, // $NON-NLS-1$
            true);
            return null;
        }
    }
    return new KeyObject(key, password);
}

Example 2 with AlgorithmParameterSpec

use of de.flexiprovider.api.parameters.AlgorithmParameterSpec in project core by jcryptool.

the class SignatureEngine method init.

@Override
public KeyObject init(IFlexiProviderOperation operation) {
    // $NON-NLS-1$
    LogUtil.logInfo("initializing signature engine");
    this.operation = operation;
    char[] password = null;
    KeyObject usedKey = null;
    try {
        signature = Registry.getSignature(operation.getAlgorithmDescriptor().getAlgorithmName());
        AlgorithmParameterSpec spec = operation.getAlgorithmDescriptor().getAlgorithmParameterSpec();
        if (spec != null) {
            signature.setParameters(spec);
        }
        if (operation.getOperation().equals(OperationType.SIGN)) {
            if (operation.getPassword() != null) {
                password = operation.getPassword();
            } else {
                password = promptPassword();
            }
            if (password == null) {
                return null;
            }
            Key privateKey = (Key) KeyStoreManager.getInstance().getPrivateKey(operation.getKeyStoreAlias(), password);
            signature.initSign((PrivateKey) privateKey, FlexiProviderEnginesPlugin.getSecureRandom());
            usedKey = new KeyObject(privateKey, password);
            // save in the operation if no exception occurred
            operation.setPassword(password);
        } else {
            Certificate certificate = KeyStoreManager.getInstance().getCertificate(operation.getKeyStoreAlias());
            Key publicKey = (Key) certificate.getPublicKey();
            signature.initVerify((PublicKey) publicKey);
            usedKey = new KeyObject(publicKey, password);
        }
        initialized = true;
    } catch (NoSuchAlgorithmException e) {
        LogUtil.logError(FlexiProviderEnginesPlugin.PLUGIN_ID, "NoSuchAlgorithmException while initializing a signature", e, // $NON-NLS-1$
        true);
        return null;
    } catch (InvalidAlgorithmParameterException e) {
        LogUtil.logError(FlexiProviderEnginesPlugin.PLUGIN_ID, "InvalidAlgorithmParameterException while initializing a signature", e, // $NON-NLS-1$
        true);
        return null;
    } catch (InvalidKeyException e) {
        LogUtil.logError(FlexiProviderEnginesPlugin.PLUGIN_ID, Messages.SignatureEngine_5, e, true);
        return null;
    } catch (UnrecoverableEntryException e) {
        JCTMessageDialog.showInfoDialog(new Status(IStatus.INFO, FlexiProviderEnginesPlugin.PLUGIN_ID, Messages.ExAccessKeystorePassword, e));
        return null;
    } catch (Exception e) {
        // $NON-NLS-1$
        LogUtil.logError(FlexiProviderEnginesPlugin.PLUGIN_ID, "Exception while initializing a signature", e, true);
        return null;
    }
    return usedKey;
}

Example 3 with AlgorithmParameterSpec

use of de.flexiprovider.api.parameters.AlgorithmParameterSpec in project core by jcryptool.

the class KeyStoreHelper method makeSymmetricKeyByWizard.

public static KeyStoreAliasNotifier makeSymmetricKeyByWizard(String keyType) {
    // $NON-NLS-1$
    LogUtil.logInfo("NewSymmetricKeyAction");
    Shell shell = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell();
    Wizard wizard = new NewSymmetricKeyWizard(keyType);
    WizardDialog dialog = new WizardDialog(shell, wizard);
    dialog.setMinimumPageSize(300, 350);
    final KeyStoreAliasNotifier resultAlias = new KeyStoreAliasNotifier();
    int result = dialog.open();
    if (result == Window.OK) {
        if (wizard instanceof INewKeyWizard) {
            final INewEntryDescriptor nkd = ((INewKeyWizard) wizard).getNewEntryDescriptor();
            final Integer[] argument = new Integer[1];
            argument[0] = nkd.getKeyLength();
            final Integer keyLen = argument[0];
            // $NON-NLS-1$
            LogUtil.logInfo("key strength: " + argument[0]);
            Job job = new // $NON-NLS-1$
            Job(// $NON-NLS-1$
            "New SecretKey Job") {

                @Override
                protected IStatus run(IProgressMonitor monitor) {
                    // $NON-NLS-1$
                    monitor.beginTask("New SecretKey Task", IProgressMonitor.UNKNOWN);
                    try {
                        IMetaKeyGenerator gen = AlgorithmsXMLManager.getInstance().getSecretKeyGenerator(nkd.getAlgorithmName());
                        IMetaLength validKeyLengths = gen.getLengths();
                        // Check if entered key length is valid
                        boolean isValidKeyLength = true;
                        if (validKeyLengths != null) {
                            isValidKeyLength = (validKeyLengths.getDefaultLength() == keyLen) || (keyLen >= validKeyLengths.getLowerBound() && keyLen <= validKeyLengths.getUpperBound()) || (validKeyLengths.getLengths() != null && validKeyLengths.getLengths().contains(keyLen));
                        }
                        if (!isValidKeyLength) {
                            throw new InvalidAlgorithmParameterException("illegal key length");
                        }
                        AlgorithmParameterSpec spec = null;
                        if (gen.getParameterSpecClassName() != null) {
                            spec = Reflector.getInstance().instantiateParameterSpec(gen.getParameterSpecClassName(), argument);
                        }
                        SecretKeyGenerator generator = Registry.getSecretKeyGenerator(nkd.getAlgorithmName());
                        if (spec != null) {
                            // $NON-NLS-1$
                            LogUtil.logInfo("initializing generator with spec");
                            generator.init(spec, FlexiProviderKeystorePlugin.getSecureRandom());
                        } else {
                            generator.init(FlexiProviderKeystorePlugin.getSecureRandom());
                        }
                        SecretKey key = generator.generateKey();
                        INewEntryDescriptor descriptor = new NewSecretKeyDescriptor(nkd, key);
                        resultAlias.notifyAboutAlias(AbstractKeyStoreHandler.addSecretKeyStatic(descriptor, ((NewSecretKeyDescriptor) descriptor).getSecretKey()));
                    } catch (SecurityException e) {
                        LogUtil.logError(FlexiProviderKeystorePlugin.PLUGIN_ID, "SecurityException while generating a secret key", e, true);
                    } catch (IllegalArgumentException e) {
                        LogUtil.logError(FlexiProviderKeystorePlugin.PLUGIN_ID, "IllegalArgumentException while generating a secret key", e, true);
                    } catch (ClassNotFoundException e) {
                        LogUtil.logError(FlexiProviderKeystorePlugin.PLUGIN_ID, "ClassNotFoundException while generating a secret key", e, true);
                    } catch (NoSuchMethodException e) {
                        LogUtil.logError(FlexiProviderKeystorePlugin.PLUGIN_ID, "NoSuchMethodException while generating a secret key", e, true);
                    } catch (InstantiationException e) {
                        LogUtil.logError(FlexiProviderKeystorePlugin.PLUGIN_ID, "InstantiationException while generating a secret key", e, true);
                    } catch (IllegalAccessException e) {
                        LogUtil.logError(FlexiProviderKeystorePlugin.PLUGIN_ID, "IllegalAccessException while generating a secret key", e, true);
                    } catch (InvocationTargetException e) {
                        LogUtil.logError(FlexiProviderKeystorePlugin.PLUGIN_ID, "InvocationTargetException while generating a secret key", e, true);
                    } catch (NoSuchAlgorithmException e) {
                        LogUtil.logError(FlexiProviderKeystorePlugin.PLUGIN_ID, "NoSuchAlgorithmException while generating a secret key", e, true);
                    } catch (InvalidAlgorithmParameterException e) {
                        LogUtil.logError(FlexiProviderKeystorePlugin.PLUGIN_ID, "InvalidAlgorithmParameterException while generating a secret key", e, true);
                    }
                    return Status.OK_STATUS;
                }

                @Override
                public boolean belongsTo(Object family) {
                    return family == KEYSTOREHELPER_FAMILY;
                }
            };
            job.setPriority(Job.LONG);
            job.setUser(true);
            job.schedule();
        }
    } else {
        resultAlias.notifyAboutAlias(null);
    }
    return resultAlias;
}

Example 4 with AlgorithmParameterSpec

use of de.flexiprovider.api.parameters.AlgorithmParameterSpec in project core by jcryptool.

the class KeyStoreHelper method makeKeyPairByWizard.

public static KeyStoreAliasNotifier makeKeyPairByWizard(String keyType) {
    // $NON-NLS-1$
    LogUtil.logInfo("NewKeyPairAction");
    Shell shell = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell();
    Wizard wizard = new NewKeyPairWizard(keyType);
    WizardDialog dialog = new WizardDialog(shell, wizard);
    dialog.setMinimumPageSize(300, 350);
    final KeyStoreAliasNotifier resultAlias = new KeyStoreAliasNotifier();
    int result = dialog.open();
    if (result == Window.OK) {
        if (wizard instanceof INewKeyWizard) {
            final INewEntryDescriptor nkd = ((INewKeyWizard) wizard).getNewEntryDescriptor();
            final Integer[] argument = new Integer[1];
            final Integer arg = nkd.getKeyLength();
            argument[0] = arg;
            final Integer keyLen = argument[0];
            // $NON-NLS-1$
            LogUtil.logInfo("nkd.getKeyLength: " + argument[0]);
            Job job = new // $NON-NLS-1$
            Job(// $NON-NLS-1$
            "New Key Pair Job") {

                @Override
                protected IStatus run(IProgressMonitor monitor) {
                    // $NON-NLS-1$
                    monitor.beginTask("New KeyPair Task", IProgressMonitor.UNKNOWN);
                    try {
                        IMetaKeyGenerator gen = AlgorithmsXMLManager.getInstance().getKeyPairGenerator(nkd.getAlgorithmName());
                        IMetaLength validKeyLengths = gen.getLengths();
                        // Check if entered key length is valid
                        boolean isValidKeyLength = true;
                        if (validKeyLengths != null) {
                            isValidKeyLength = (validKeyLengths.getDefaultLength() == keyLen) || (keyLen >= validKeyLengths.getLowerBound() && keyLen <= validKeyLengths.getUpperBound()) || (validKeyLengths.getLengths() != null && validKeyLengths.getLengths().contains(keyLen));
                        }
                        if (!isValidKeyLength) {
                            throw new InvalidAlgorithmParameterException("illegal key length");
                        }
                        AlgorithmParameterSpec spec = null;
                        if (arg != -1) {
                            if (gen.getParameterSpecClassName() != null) {
                                spec = Reflector.getInstance().instantiateParameterSpec(gen.getParameterSpecClassName(), argument);
                            }
                        }
                        KeyPairGenerator generator = Registry.getKeyPairGenerator(nkd.getAlgorithmName());
                        if (spec != null) {
                            generator.initialize(spec, FlexiProviderKeystorePlugin.getSecureRandom());
                        } else if (arg != -1) {
                            generator.initialize(arg, FlexiProviderKeystorePlugin.getSecureRandom());
                        }
                        KeyPair keyPair = generator.genKeyPair();
                        PrivateKey priv = keyPair.getPrivate();
                        PublicKey pub = keyPair.getPublic();
                        NewKeyPairDescriptor descriptor = new NewKeyPairDescriptor(nkd, priv, pub);
                        resultAlias.notifyAboutAlias(AbstractKeyStoreHandler.addKeyPairStatic(descriptor, ((NewKeyPairDescriptor) descriptor).getPrivateKey(), ((NewKeyPairDescriptor) descriptor).getPublicKey()));
                    } catch (NoSuchAlgorithmException e) {
                        LogUtil.logError(FlexiProviderKeystorePlugin.PLUGIN_ID, "NoSuchAlgorithmException while generating a key pair", e, true);
                    } catch (InvalidAlgorithmParameterException e) {
                        LogUtil.logError(FlexiProviderKeystorePlugin.PLUGIN_ID, "InvalidAlgorithmParameterException while generating a key pair", e, true);
                    } catch (SecurityException e) {
                        LogUtil.logError(FlexiProviderKeystorePlugin.PLUGIN_ID, "SecurityException while generating a key pair", e, true);
                    } catch (IllegalArgumentException e) {
                        LogUtil.logError(FlexiProviderKeystorePlugin.PLUGIN_ID, "IllegalArgumentException while generating a key pair", e, true);
                    } catch (ClassNotFoundException e) {
                        LogUtil.logError(FlexiProviderKeystorePlugin.PLUGIN_ID, "ClassNotFoundException while generating a key pair", e, true);
                    } catch (NoSuchMethodException e) {
                        LogUtil.logError(FlexiProviderKeystorePlugin.PLUGIN_ID, "NoSuchMethodException while generating a key pair", e, true);
                    } catch (InstantiationException e) {
                        LogUtil.logError(FlexiProviderKeystorePlugin.PLUGIN_ID, "InstantiationException while generating a key pair", e, true);
                    } catch (IllegalAccessException e) {
                        LogUtil.logError(FlexiProviderKeystorePlugin.PLUGIN_ID, "IllegalAccessException while generating a key pair", e, true);
                    } catch (InvocationTargetException e) {
                        LogUtil.logError(FlexiProviderKeystorePlugin.PLUGIN_ID, "InvocationTargetException while generating a key pair", e, true);
                    } finally {
                        monitor.done();
                    }
                    return Status.OK_STATUS;
                }

                @Override
                public boolean belongsTo(Object family) {
                    return family == KEYSTOREHELPER_FAMILY;
                }
            };
            job.setPriority(Job.LONG);
            job.setUser(true);
            job.schedule();
        }
    } else {
        resultAlias.notifyAboutAlias(null);
    }
    return resultAlias;
}

Example 5 with AlgorithmParameterSpec

use of de.flexiprovider.api.parameters.AlgorithmParameterSpec in project core by jcryptool.

the class NewKeyPairHandler method execute.

/**
 * @see org.eclipse.jface.action.Action#run()
 */
public Object execute(ExecutionEvent event) {
    // $NON-NLS-1$
    LogUtil.logInfo("NewKeyPairAction");
    shell = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell();
    Wizard wizard = new NewKeyPairWizard();
    dialog = new WizardDialog(shell, wizard);
    dialog.setMinimumPageSize(300, 350);
    int result = dialog.open();
    if (result == Window.OK) {
        if (wizard instanceof INewKeyWizard) {
            final INewEntryDescriptor nkd = ((INewKeyWizard) wizard).getNewEntryDescriptor();
            final Integer[] argument = new Integer[1];
            final Integer arg = nkd.getKeyLength();
            argument[0] = arg;
            final Integer keyLen = argument[0];
            // $NON-NLS-1$
            LogUtil.logInfo("nkd.getKeyLength: " + argument[0]);
            Job job = new Job(Messages.NewKeyPairHandler_2) {

                @Override
                protected IStatus run(IProgressMonitor monitor) {
                    monitor.beginTask(Messages.NewKeyPairHandler_3, IProgressMonitor.UNKNOWN);
                    try {
                        IMetaKeyGenerator gen = AlgorithmsXMLManager.getInstance().getKeyPairGenerator(nkd.getAlgorithmName());
                        IMetaLength validKeyLengths = gen.getLengths();
                        // Check if entered key length is valid
                        boolean isValidKeyLength = true;
                        if (validKeyLengths != null) {
                            isValidKeyLength = (validKeyLengths.getDefaultLength() == keyLen) || (keyLen >= validKeyLengths.getLowerBound() && keyLen <= validKeyLengths.getUpperBound()) || (validKeyLengths.getLengths() != null && validKeyLengths.getLengths().contains(keyLen));
                        }
                        if (!isValidKeyLength) {
                            // $NON-NLS-1$
                            throw new InvalidAlgorithmParameterException("illegal key length");
                        }
                        AlgorithmParameterSpec spec = null;
                        if (arg != -1) {
                            if (gen.getParameterSpecClassName() != null) {
                                spec = Reflector.getInstance().instantiateParameterSpec(gen.getParameterSpecClassName(), argument);
                            }
                        }
                        KeyPairGenerator generator = Registry.getKeyPairGenerator(nkd.getAlgorithmName());
                        if (spec != null) {
                            generator.initialize(spec, FlexiProviderKeystorePlugin.getSecureRandom());
                        } else if (arg != -1) {
                            generator.initialize(arg, FlexiProviderKeystorePlugin.getSecureRandom());
                        }
                        KeyPair keyPair = generator.genKeyPair();
                        PrivateKey priv = keyPair.getPrivate();
                        PublicKey pub = keyPair.getPublic();
                        performNewKeyAction(new NewKeyPairDescriptor(nkd, priv, pub));
                    } catch (NoSuchAlgorithmException e) {
                        LogUtil.logError(FlexiProviderKeystorePlugin.PLUGIN_ID, "NoSuchAlgorithmException while generating a key pair", e, // $NON-NLS-1$
                        true);
                    } catch (InvalidAlgorithmParameterException e) {
                        LogUtil.logError(FlexiProviderKeystorePlugin.PLUGIN_ID, "InvalidAlgorithmParameterException while generating a key pair", e, // $NON-NLS-1$
                        true);
                    } catch (SecurityException e) {
                        LogUtil.logError(FlexiProviderKeystorePlugin.PLUGIN_ID, "SecurityException while generating a key pair", e, // $NON-NLS-1$
                        true);
                    } catch (IllegalArgumentException e) {
                        LogUtil.logError(FlexiProviderKeystorePlugin.PLUGIN_ID, "IllegalArgumentException while generating a key pair", e, // $NON-NLS-1$
                        true);
                    } catch (ClassNotFoundException e) {
                        LogUtil.logError(FlexiProviderKeystorePlugin.PLUGIN_ID, "ClassNotFoundException while generating a key pair", e, // $NON-NLS-1$
                        true);
                    } catch (NoSuchMethodException e) {
                        LogUtil.logError(FlexiProviderKeystorePlugin.PLUGIN_ID, "NoSuchMethodException while generating a key pair", e, // $NON-NLS-1$
                        true);
                    } catch (InstantiationException e) {
                        LogUtil.logError(FlexiProviderKeystorePlugin.PLUGIN_ID, "InstantiationException while generating a key pair", e, // $NON-NLS-1$
                        true);
                    } catch (IllegalAccessException e) {
                        LogUtil.logError(FlexiProviderKeystorePlugin.PLUGIN_ID, "IllegalAccessException while generating a key pair", e, // $NON-NLS-1$
                        true);
                    } catch (InvocationTargetException e) {
                        LogUtil.logError(FlexiProviderKeystorePlugin.PLUGIN_ID, "InvocationTargetException while generating a key pair", e, // $NON-NLS-1$
                        true);
                    } finally {
                        monitor.done();
                    }
                    return Status.OK_STATUS;
                }
            };
            job.setPriority(Job.LONG);
            // job.setUser(true);
            job.schedule();
        }
    }
    return (null);
}