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diff --git a/src/java/com/jogamp/gluegen/runtime/ProcAddressHelper.java b/src/java/com/jogamp/gluegen/runtime/ProcAddressHelper.java
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+/*
+ * Copyright (c) 2003-2005 Sun Microsystems, Inc. All Rights Reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ * - Redistribution of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * - Redistribution in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * Neither the name of Sun Microsystems, Inc. or the names of
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * This software is provided "AS IS," without a warranty of any kind. ALL
+ * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES,
+ * INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A
+ * PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN
+ * MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR
+ * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
+ * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR
+ * ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR
+ * DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE
+ * DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY,
+ * ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF
+ * SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
+ *
+ * You acknowledge that this software is not designed or intended for use
+ * in the design, construction, operation or maintenance of any nuclear
+ * facility.
+ *
+ * Sun gratefully acknowledges that this software was originally authored
+ * and developed by Kenneth Bradley Russell and Christopher John Kline.
+ */
+
+package com.jogamp.gluegen.runtime;
+
+import java.security.*;
+
+// Debugging only
+import java.io.*;
+
+/** Helper class containing constants and methods to assist with the
+ manipulation of auto-generated ProcAddressTables. */
+
+public class ProcAddressHelper {
+ public static final String PROCADDRESS_VAR_PREFIX = "_addressof_";
+ protected static boolean DEBUG;
+ protected static String DEBUG_PREFIX;
+ protected static int debugNum;
+
+ static {
+ AccessController.doPrivileged(new PrivilegedAction() {
+ public Object run() {
+ DEBUG = (System.getProperty("gluegen.debug.ProcAddressHelper") != null);
+ if (DEBUG) {
+ DEBUG_PREFIX = System.getProperty("gluegen.debug.ProcAddressHelper.prefix");
+ }
+ return null;
+ }
+ });
+ }
+
+ protected static PrintStream getDebugOutStream() {
+ PrintStream out = null;
+ if (DEBUG) {
+ if (DEBUG_PREFIX != null) {
+ try {
+ out = new PrintStream(new BufferedOutputStream(new FileOutputStream(DEBUG_PREFIX + File.separatorChar +
+ "procaddresshelper-" + (++debugNum) + ".txt")));
+ } catch (IOException e) {
+ e.printStackTrace();
+ out = System.err;
+ }
+ } else {
+ out = System.err;
+ }
+ }
+ return out;
+ }
+
+ public static void resetProcAddressTable(Object table,
+ DynamicLookupHelper lookup) throws RuntimeException {
+ Class tableClass = table.getClass();
+ java.lang.reflect.Field[] fields = tableClass.getFields();
+ PrintStream dout = getDebugOutStream();
+
+ if (DEBUG) {
+ dout.println("ProcAddressHelper.resetProcAddressTable(" + table.getClass().getName() + ")");
+ }
+ for (int i = 0; i < fields.length; ++i) {
+ String addressFieldName = fields[i].getName();
+ if (!addressFieldName.startsWith(ProcAddressHelper.PROCADDRESS_VAR_PREFIX)) {
+ // not a proc address variable
+ continue;
+ }
+ int startOfMethodName = ProcAddressHelper.PROCADDRESS_VAR_PREFIX.length();
+ String funcName = addressFieldName.substring(startOfMethodName);
+ try {
+ java.lang.reflect.Field addressField = fields[i];
+ assert(addressField.getType() == Long.TYPE);
+ long newProcAddress = lookup.dynamicLookupFunction(funcName);
+ // set the current value of the proc address variable in the table object
+ addressField.setLong(table, newProcAddress);
+ if (DEBUG) {
+ dout.println(" " + addressField.getName() + " -> 0x" + Long.toHexString(newProcAddress));
+ }
+ } catch (Exception e) {
+ throw new RuntimeException("Can not get proc address for method \"" +
+ funcName + "\": Couldn't set value of field \"" + addressFieldName +
+ "\" in class " + tableClass.getName(), e);
+ }
+ }
+ if (DEBUG) {
+ dout.flush();
+ if (DEBUG_PREFIX != null) {
+ dout.close();
+ }
+ }
+ }
+}