1 files changed, 296 insertions, 0 deletions
diff --git a/smcc/src/test/java/at/gv/egiz/smcc/acos/A04ApplDEC.java b/smcc/src/test/java/at/gv/egiz/smcc/acos/A04ApplDEC.java
new file mode 100644
index 00000000..e38a8e80
--- /dev/null
+++ b/smcc/src/test/java/at/gv/egiz/smcc/acos/A04ApplDEC.java
@@ -0,0 +1,296 @@
+/*
+* 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.acos;
+
+import java.io.UnsupportedEncodingException;
+import java.security.GeneralSecurityException;
+import java.security.InvalidAlgorithmParameterException;
+import java.security.InvalidKeyException;
+import java.security.KeyPair;
+import java.security.KeyPairGenerator;
+import java.security.NoSuchAlgorithmException;
+import java.security.PrivateKey;
+import java.security.PublicKey;
+import java.security.Signature;
+import java.security.interfaces.RSAPrivateKey;
+import java.security.interfaces.RSAPublicKey;
+import java.util.Arrays;
+
+import javax.crypto.BadPaddingException;
+import javax.crypto.Cipher;
+import javax.crypto.IllegalBlockSizeException;
+import javax.crypto.KeyGenerator;
+import javax.crypto.NoSuchPaddingException;
+import javax.crypto.SecretKey;
+import javax.crypto.SecretKeyFactory;
+import javax.crypto.spec.IvParameterSpec;
+import javax.crypto.spec.SecretKeySpec;
+import javax.smartcardio.CardException;
+import javax.smartcardio.CommandAPDU;
+import javax.smartcardio.ResponseAPDU;
+
+import at.gv.egiz.smcc.CardChannelEmul;
+import at.gv.egiz.smcc.File;
+import at.gv.egiz.smcc.PIN;
+
+
+@SuppressWarnings("restriction")
+public class A04ApplDEC extends ACOSApplDEC {
+  
+  private static final byte[] SEC_ENV_INTERNAL_AUTHENTICATE = new byte[] { (byte) 0x84,
+      (byte) 0x01, (byte) 0x88, (byte) 0x80, (byte) 0x01, (byte) 0x01 };
+  
+  private static final byte[] SEC_ENV_DECIPHER = new byte[] { (byte) 0x84,
+      (byte) 0x01, (byte) 0x88, (byte) 0x80, (byte) 0x01, (byte) 0x02 };
+  
+  private static final RSAPrivateKey SK_CH_EKEY;
+  
+  private static final RSAPublicKey PK_CH_EKEY;
+  
+  static {
+    try {
+      KeyPairGenerator gen = KeyPairGenerator.getInstance("RSA");
+      gen.initialize(1536);
+      KeyPair keyPair = gen.generateKeyPair();
+      SK_CH_EKEY = (RSAPrivateKey) keyPair.getPrivate();
+      PK_CH_EKEY = (RSAPublicKey) keyPair.getPublic();
+    } catch (NoSuchAlgorithmException e) {
+      throw new RuntimeException(e);
+    }
+  }
+  
+  public A04ApplDEC() {
+    this(false);
+  }
+
+  public A04ApplDEC(boolean encrypt) {
+    
+    int offset = 0;
+    
+    // HEADER 'AIK' + version
+    byte[] header;
+    try {
+      header = "AIK".getBytes("ASCII");
+    } catch (UnsupportedEncodingException e) {
+      throw new RuntimeException(e);
+    }
+    System.arraycopy(header, 0, EF_INFOBOX, offset, header.length);
+    offset += header.length;
+    EF_INFOBOX[offset++] = 1; 
+    
+    // HEADER identity link
+    EF_INFOBOX[offset++] = (byte) 0x01; // Personenbindung
+    if (encrypt) {
+      EF_INFOBOX[offset++] = (byte) 0x01; // Modifier
+
+      byte[] cipherText;
+      byte[] encKey;
+      try {
+        KeyGenerator keyGenerator = KeyGenerator.getInstance("DESede");
+        SecretKey secretKey = keyGenerator.generateKey();
+        
+        byte[] keyBytes = secretKey.getEncoded();
+        
+        Cipher cipher = Cipher.getInstance("DESede/CBC/PKCS5Padding");
+        byte[] iv = new byte[8];
+        Arrays.fill(iv, (byte) 0x00);
+        IvParameterSpec ivParameterSpec = new IvParameterSpec(iv);
+        cipher.init(Cipher.ENCRYPT_MODE, secretKey, ivParameterSpec);
+        cipherText = cipher.doFinal(IDLINK);
+        
+        cipher = Cipher.getInstance("RSA");
+        cipher.init(Cipher.ENCRYPT_MODE, PK_CH_EKEY);
+        encKey = cipher.doFinal(keyBytes);
+        
+      } catch (GeneralSecurityException e) {
+        throw new RuntimeException(e);
+      }
+      
+      int len = encKey.length + cipherText.length + 2;
+      
+      EF_INFOBOX[offset++] = (byte) (0xFF & len);
+      EF_INFOBOX[offset++] = (byte) (0xFF & len >> 8);
+      
+      EF_INFOBOX[offset++] = (byte) (0xFF & encKey.length);
+      EF_INFOBOX[offset++] = (byte) (0xFF & encKey.length >> 8);
+      
+      System.arraycopy(encKey, 0, EF_INFOBOX, offset, encKey.length);
+      offset += encKey.length;
+      
+      System.arraycopy(cipherText, 0, EF_INFOBOX, offset, cipherText.length);
+      
+    } else {
+      EF_INFOBOX[offset++] = (byte) 0x00; // Modifier
+      EF_INFOBOX[offset++] = (byte) (0xFF & IDLINK.length);
+      EF_INFOBOX[offset++] = (byte) (0xFF & IDLINK.length >> 8);
+      System.arraycopy(IDLINK, 0, EF_INFOBOX, offset, IDLINK.length);
+      offset += IDLINK.length;
+    }
+    
+    putFile(new File(FID_EF_INFOBOX, EF_INFOBOX, FCI_EF_INFOBOX));
+  }
+
+  @Override
+  public ResponseAPDU cmdMANAGE_SECURITY_ENVIRONMENT(CommandAPDU command, CardChannelEmul channel) {
+
+    checkINS(command, 0x22);
+
+    switch (command.getP2()) {
+    case 0xA4:
+      switch (command.getP1()) {
+      case 0x41: {
+        // INTERNAL AUTHENTICATE
+        if (Arrays.equals(SEC_ENV_INTERNAL_AUTHENTICATE, command.getData())) {
+          securityEnv = command.getData();
+          return new ResponseAPDU(new byte[] {(byte) 0x90, (byte) 0x00});
+        } else {
+          return new ResponseAPDU(new byte[] {(byte) 0x69, (byte) 0x85});
+        }
+      }
+      case 0x81:
+        // EXTERNAL AUTHENTICATE
+      }
+    case 0xB6:
+      switch (command.getP1()) {
+      case 0x41:
+        // PSO - COMPUTE DIGITAL SIGNATURE
+      case 0x81:
+        // PSO - VERIFY DGITAL SIGNATURE
+      }
+    case 0xB8:
+      switch (command.getP1()) {
+      case 0x41:
+        // PSO � DECIPHER
+        if (Arrays.equals(SEC_ENV_DECIPHER, command.getData())) {
+          securityEnv = command.getData();
+          return new ResponseAPDU(new byte[] {(byte) 0x90, (byte) 0x00});
+        } else {
+          return new ResponseAPDU(new byte[] {(byte) 0x69, (byte) 0x85});
+        }
+      case 0x81:
+        // PSO � ENCIPHER
+      }
+    default:
+      return new ResponseAPDU(new byte[] {(byte) 0x6A, (byte) 0x81});
+    }
+
+  }
+
+  @Override
+  public ResponseAPDU cmdPERFORM_SECURITY_OPERATION(CommandAPDU command, CardChannelEmul channel) throws CardException {
+    
+    checkINS(command, 0x2A);
+    
+    if (command.getP1() == 0x80 && command.getP2() == 0x86) {
+      
+      byte[] data = command.getData();
+      
+      if (!Arrays.equals(securityEnv, SEC_ENV_DECIPHER)) {
+        return new ResponseAPDU(new byte[] {(byte) 0x6F, (byte) 0x05});
+      }
+      
+      if (data.length != 193) {
+        return new ResponseAPDU(new byte[] {(byte) 0x67, (byte) 0x00});
+      }
+      
+      if (pins.get(KID_PIN_DEC).state != PIN.STATE_PIN_VERIFIED) {
+        // Security Status not satisfied
+        return new ResponseAPDU(new byte[] {(byte) 0x69, (byte) 0x82});
+      }
+
+      byte[] cipherText = Arrays.copyOfRange(data, 1, data.length);
+      
+      byte[] plainText;
+      try {
+        Cipher cipher = Cipher.getInstance("RSA");
+        cipher.init(Cipher.DECRYPT_MODE, SK_CH_EKEY);
+        plainText = cipher.doFinal(cipherText);
+      } catch (GeneralSecurityException e) {
+        throw new CardException(e);
+      }
+      
+      byte[] response = new byte[plainText.length + 2];
+      System.arraycopy(plainText, 0, response, 0, plainText.length);
+      response[plainText.length] = (byte) 0x90;
+      response[plainText.length + 1] = (byte) 0x00;
+      
+      return new ResponseAPDU(response);
+      
+    } else {
+      return new ResponseAPDU(new byte[] {(byte) 0x6A, (byte) 0x00});
+    }
+    
+  }
+
+  @Override
+  public ResponseAPDU cmdINTERNAL_AUTHENTICATE(CommandAPDU command, CardChannelEmul channel) throws CardException {
+    
+    checkINS(command, 0x88);
+    
+    if (command.getP1() == 0x10 && command.getP2() == 0x00) {
+      
+      byte[] data = command.getData();
+      
+      if (!Arrays.equals(securityEnv, SEC_ENV_INTERNAL_AUTHENTICATE)) {
+        return new ResponseAPDU(new byte[] {(byte) 0x6F, (byte) 0x05});
+      }
+
+      byte[] digestInfo = new byte[] {
+          (byte) 0x30, (byte) 0x21, (byte) 0x30, (byte) 0x09, (byte) 0x06, (byte) 0x05, (byte) 0x2B, (byte) 0x0E, 
+          (byte) 0x03, (byte) 0x02, (byte) 0x1A, (byte) 0x05, (byte) 0x00, (byte) 0x04, (byte) 0x14
+      };
+      
+      if (data.length != 35 || !Arrays.equals(digestInfo, Arrays.copyOf(data, 15))) {
+        return new ResponseAPDU(new byte[] {(byte) 0x67, (byte) 0x00});
+      }
+        
+
+      if (pins.get(KID_PIN_DEC).state != PIN.STATE_PIN_VERIFIED) {
+        // Security Status not satisfied
+        return new ResponseAPDU(new byte[] {(byte) 0x69, (byte) 0x82});
+      }
+      
+      byte[] digest = Arrays.copyOfRange(data, 15, 35);
+      
+      byte[] sig;
+      try {
+        Signature signature = Signature.getInstance("RSA");
+        signature.initSign(SK_CH_EKEY);
+        signature.update(digest);
+        sig = signature.sign();
+      } catch (GeneralSecurityException e) {
+        throw new CardException(e);
+      }
+      
+      byte[] response = new byte[sig.length + 2];
+      System.arraycopy(sig, 0, response, 0, sig.length);
+      response[sig.length] = (byte) 0x90;
+      response[sig.length + 1] = (byte) 0x00;
+      
+      hash = null;
+      pins.get(KID_PIN_DEC).state = PIN.STATE_RESET;
+
+      return new ResponseAPDU(response);
+        
+      
+    } else {
+      return new ResponseAPDU(new byte[] {(byte) 0x6A, (byte) 0x81});
+    }
+
+  }
+
+}