1 files changed, 105 insertions, 0 deletions
diff --git a/smccSTAL/src/main/java/at/gv/egiz/bku/pin/gui/SignPINProvider.java b/smccSTAL/src/main/java/at/gv/egiz/bku/pin/gui/SignPINProvider.java
new file mode 100644
index 00000000..fc1d39af
--- /dev/null
+++ b/smccSTAL/src/main/java/at/gv/egiz/bku/pin/gui/SignPINProvider.java
@@ -0,0 +1,105 @@
+/*
+ * Copyright 2008 Federal Chancellery Austria and
+ * Graz University of Technology
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package at.gv.egiz.bku.pin.gui;
+
+import at.gv.egiz.bku.gui.BKUGUIFacade;
+import at.gv.egiz.bku.smccstal.SecureViewer;
+import at.gv.egiz.smcc.CancelledException;
+import at.gv.egiz.smcc.PINSpec;
+import at.gv.egiz.smcc.pin.gui.PINProvider;
+import at.gv.egiz.stal.signedinfo.SignedInfoType;
+import java.security.DigestException;
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+
+/**
+ * The number of retries is not fixed and there is no way (?) to obtain this value.
+ * A PINProvider should therefore maintain an internal retry counter or flag
+ * to decide whether or not to warn the user (num retries passed in providePIN).
+ *
+ * Therefore PINProvider objects should not be reused.
+ *
+ * (ACOS: reload counter: between 0 and 15, where 15 meens deactivated)
+ *
+ * @author Clemens Orthacker <clemens.orthacker@iaik.tugraz.at>
+ */
+public class SignPINProvider extends AbstractPINProvider implements PINProvider {
+
+  protected static final Log log = LogFactory.getLog(SignPINProvider.class);
+
+  protected BKUGUIFacade gui;
+  protected SecureViewer viewer;
+  protected SignedInfoType signedInfo;
+  private boolean retry = false;
+
+  public SignPINProvider(BKUGUIFacade gui, SecureViewer viewer, SignedInfoType signedInfo) {
+    this.gui = gui;
+    this.viewer = viewer;
+    this.signedInfo = signedInfo;
+  }
+
+  @Override
+  public char[] providePIN(PINSpec spec, int retries)
+          throws CancelledException, InterruptedException {
+
+    gui.showSignaturePINDialog(spec, (retry) ? retries : -1,
+            this, "sign",
+            this, "cancel",
+            this, "secureViewer");
+
+    do {
+      log.trace("[" + Thread.currentThread().getName() + "] wait for action");
+      waitForAction();
+      log.trace("[" + Thread.currentThread().getName() + "] received action " + action);
+
+      if ("secureViewer".equals(action)) {
+        try {
+          viewer.displayDataToBeSigned(signedInfo, this, "pinEntry");
+        } catch (DigestException ex) {
+          log.error("Bad digest value: " + ex.getMessage());
+          gui.showErrorDialog(BKUGUIFacade.ERR_INVALID_HASH,
+                  new Object[]{ex.getMessage()},
+                  this, "error");
+        } catch (Exception ex) {
+          log.error("Could not display hashdata inputs: " +
+                  ex.getMessage());
+          gui.showErrorDialog(BKUGUIFacade.ERR_DISPLAY_HASHDATA,
+                  new Object[]{ex.getMessage()},
+                  this, "error");
+        }
+      } else if ("sign".equals(action)) {
+        gui.showMessageDialog(BKUGUIFacade.TITLE_WAIT,
+                BKUGUIFacade.MESSAGE_WAIT);
+        retry = true;
+        return gui.getPin();
+      } else if ("pinEntry".equals(action)) {
+        gui.showSignaturePINDialog(spec, (retry) ? retries : -1,
+                this, "sign",
+                this, "cancel",
+                this, "secureViewer");
+      } else if ("cancel".equals(action) ||
+              "error".equals(action)) {
+        gui.showMessageDialog(BKUGUIFacade.TITLE_WAIT,
+                BKUGUIFacade.MESSAGE_WAIT);
+        throw new CancelledException(spec.getLocalizedName() +
+                " entry cancelled");
+      } else {
+        log.error("unknown action command " + action);
+      }
+    } while (true);
+  }
+}