Ejemplo n.º 1
0
  private int findfd(Object fdObj) throws Exception {
    Class cl;
    Field f;
    Object val, implVal;

    if ((fdObj instanceof java.net.Socket) || (fdObj instanceof java.net.ServerSocket)) {
      cl = fdObj.getClass();
      f = cl.getDeclaredField("impl");
      f.setAccessible(true);
      val = f.get(fdObj);
      cl = f.getType();
      f = cl.getDeclaredField("fd");
      f.setAccessible(true);
      implVal = f.get(val);
      cl = f.getType();
      f = cl.getDeclaredField("fd");
      f.setAccessible(true);
      return ((Integer) f.get(implVal)).intValue();
    } else if (fdObj instanceof java.io.FileDescriptor) {
      cl = fdObj.getClass();
      f = cl.getDeclaredField("fd");
      f.setAccessible(true);
      return ((Integer) f.get(fdObj)).intValue();
    } else {
      throw new IllegalArgumentException("Illegal Object type.");
    }
  }
Ejemplo n.º 2
0
 private KeyStore createKeyStore(@Nullable String path)
     throws IOException, KeyStoreException, NoSuchAlgorithmException, CertificateException {
   String keyStoreType = KeyStore.getDefaultType();
   char[] defaultPassword = "******".toCharArray();
   if (path != null) {
     // If the user provided path, only try to load the keystore at that path.
     KeyStore keyStore = KeyStore.getInstance(keyStoreType);
     FileInputStream is = new FileInputStream(path);
     keyStore.load(is, defaultPassword);
     return keyStore;
   }
   try {
     // Check if we are on Android.
     Class version = Class.forName("android.os.Build$VERSION");
     // Build.VERSION_CODES.ICE_CREAM_SANDWICH is 14.
     if (version.getDeclaredField("SDK_INT").getInt(version) >= 14) {
       // After ICS, Android provided this nice method for loading the keystore,
       // so we don't have to specify the location explicitly.
       KeyStore keystore = KeyStore.getInstance("AndroidCAStore");
       keystore.load(null, null);
       return keystore;
     } else {
       keyStoreType = "BKS";
       path =
           System.getProperty("java.home")
               + "/etc/security/cacerts.bks".replace('/', File.separatorChar);
     }
   } catch (ClassNotFoundException e) {
     // NOP. android.os.Build is not present, so we are not on Android. Fall through.
   } catch (NoSuchFieldException e) {
     throw new RuntimeException(e); // Should never happen.
   } catch (IllegalAccessException e) {
     throw new RuntimeException(e); // Should never happen.
   }
   if (path == null) {
     path = System.getProperty("javax.net.ssl.trustStore");
   }
   if (path == null) {
     // Try this default system location for Linux/Windows/OSX.
     path =
         System.getProperty("java.home")
             + "/lib/security/cacerts".replace('/', File.separatorChar);
   }
   try {
     KeyStore keyStore = KeyStore.getInstance(keyStoreType);
     FileInputStream is = new FileInputStream(path);
     keyStore.load(is, defaultPassword);
     return keyStore;
   } catch (FileNotFoundException e) {
     // If we failed to find a system trust store, load our own fallback trust store. This can fail
     // on Android
     // but we should never reach it there.
     KeyStore keyStore = KeyStore.getInstance("JKS");
     InputStream is = getClass().getResourceAsStream("cacerts");
     keyStore.load(is, defaultPassword);
     return keyStore;
   }
 }
Ejemplo n.º 3
0
 public static Field makeAccessible(Class<?> target, String fieldName) {
   try {
     final Field field = target.getDeclaredField(fieldName);
     return (Field)
         AccessController.doPrivileged(
             new PrivilegedExceptionAction<Object>() {
               public Object run() throws IllegalAccessException, InvocationTargetException {
                 if (!field.isAccessible()) field.setAccessible(true);
                 return field;
               }
             });
   } catch (NoSuchFieldException | PrivilegedActionException e) {
     System.out.print("");
   } // keep quiet IError.printStackTrace(e); }
   return null;
 }