From d89f36b67ea1d838a78523538a24e044518f3587 Mon Sep 17 00:00:00 2001
From: mcentner <mcentner@8a26b1a7-26f0-462f-b9ef-d0e30c41f5a4>
Date: Tue, 26 Jan 2010 16:22:56 +0000
Subject: MOCCA 1.2.11 with SHA-2 enabled.

git-svn-id: https://joinup.ec.europa.eu/svn/mocca/branches/mocca-1.2.11-sha2@599 8a26b1a7-26f0-462f-b9ef-d0e30c41f5a4
---
 .../java/at/gv/egiz/smcc/reader/ReaderFactory.java | 125 +++++++++++++++++++++
 1 file changed, 125 insertions(+)
 create mode 100644 mocca-1.2.11/smcc/src/main/java/at/gv/egiz/smcc/reader/ReaderFactory.java

(limited to 'mocca-1.2.11/smcc/src/main/java/at/gv/egiz/smcc/reader/ReaderFactory.java')

diff --git a/mocca-1.2.11/smcc/src/main/java/at/gv/egiz/smcc/reader/ReaderFactory.java b/mocca-1.2.11/smcc/src/main/java/at/gv/egiz/smcc/reader/ReaderFactory.java
new file mode 100644
index 00000000..bf1730e9
--- /dev/null
+++ b/mocca-1.2.11/smcc/src/main/java/at/gv/egiz/smcc/reader/ReaderFactory.java
@@ -0,0 +1,125 @@
+/*
+ * 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.smcc.reader;
+
+import at.gv.egiz.smcc.conf.SMCCConfiguration;
+import at.gv.egiz.smcc.util.SMCCHelper;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.Map;
+import javax.smartcardio.Card;
+import javax.smartcardio.CardException;
+import javax.smartcardio.CardTerminal;
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+
+/**
+ *
+ * @author Clemens Orthacker <clemens.orthacker@iaik.tugraz.at>
+ */
+public class ReaderFactory {
+
+  protected final static Log log = LogFactory.getLog(ReaderFactory.class);
+  
+  protected static SMCCConfiguration configuration;
+
+  public void setConfiguration(SMCCConfiguration configuration) {
+    if (configuration != null) {
+      log.debug("reader configuration: disablePinpad=" + configuration.isDisablePinpad());
+    }
+    //spring injects configuration into singleton ReaderFactory instance,
+    //but we access the ReaderFactory statically (getReader)
+    //(we rather should query the application context to obtain a reader factory)
+    ReaderFactory.configuration = configuration;
+  }
+
+  public static CardReader getReader(Card icc, CardTerminal ct) {
+
+    String name = ct.getName();
+    log.info("creating reader " + name);
+
+    Map<Byte, Integer> features;
+    if (configuration != null && configuration.isDisablePinpad()) {
+      features = Collections.emptyMap();
+    } else {
+      features = queryFeatures(icc);
+    }
+    
+    CardReader reader;
+    if (features.isEmpty()) {
+      reader = new DefaultCardReader(ct);
+    } else {
+      reader = new PinpadCardReader(ct, features);
+    }
+
+    return reader;
+  }
+
+  private static int CTL_CODE(int code) {
+    String os_name = System.getProperty("os.name").toLowerCase();
+    if (os_name.indexOf("windows") > -1) {
+      // cf. WinIOCTL.h
+      return (0x31 << 16 | (code) << 2);
+    }
+    // cf. reader.h
+    return 0x42000000 + (code);
+  }
+
+  static int IOCTL_GET_FEATURE_REQUEST = CTL_CODE(3400);
+
+  private static Map<Byte, Integer> queryFeatures(Card icc) {
+    Map<Byte, Integer> features = new HashMap<Byte, Integer>();
+
+    if (icc == null) {
+      log.warn("invalid card handle, cannot query ifd features");
+    } else {
+      try {
+        if (log.isTraceEnabled()) {
+          log.trace("GET_FEATURE_REQUEST " + Integer.toHexString(IOCTL_GET_FEATURE_REQUEST));
+        }
+        byte[] resp = icc.transmitControlCommand(IOCTL_GET_FEATURE_REQUEST,
+                new byte[0]);
+
+        if (log.isTraceEnabled()) {
+          log.trace("Response TLV " + SMCCHelper.toString(resp));
+        }
+        // tag
+        // length in bytes (always 4)
+        // control code value for supported feature (in big endian)
+        for (int i = 0; i < resp.length; i += 6) {
+          Byte feature = new Byte(resp[i]);
+          Integer ioctl = new Integer((0xff & resp[i + 2]) << 24) |
+                  ((0xff & resp[i + 3]) << 16) |
+                  ((0xff & resp[i + 4]) << 8) |
+                  (0xff & resp[i + 5]);
+          if (log.isInfoEnabled()) {
+            log.info("IFD supports " + CardReader.FEATURES[feature.intValue()] +
+                    ": " + Integer.toHexString(ioctl.intValue()));
+          }
+          features.put(feature, ioctl);
+        }
+      } catch (CardException ex) {
+        log.debug("Failed to query IFD features: " + ex.getMessage());
+        log.trace(ex);
+        log.info("IFD does not support secure pin entry");
+      }
+    }
+    return features;
+  }
+
+}
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