2006-04-14 jrandom

    * 0 isn't very random
    * Adjust the tunnel drop to be more reasonable

core/java/src/net/i2p/util/FortunaRandomSource.java

@@ -161,7 +161,11 @@ public class FortunaRandomSource extends RandomSource implements EntropyHarveste
         int bytes = (numBits + 7) / 8;
         for (int i = 0; i < bytes; i++)
             rv += ((_fortuna.nextByte() & 0xFF) << i*8);
-        rv >>>= (64-numBits);
+        //rv >>>= (64-numBits);
+        if (rv < 0)
+            rv = 0 - rv;
+        int off = 8*bytes - numBits;
+        rv >>>= off;
         return (int)rv;
     }
     

history.txt

-$Id: history.txt,v 1.456 2006/04/14 06:42:44 jrandom Exp $
+$Id: history.txt,v 1.457 2006/04/14 13:07:15 jrandom Exp $
+
+2006-04-14  jrandom
+    * 0 isn't very random
+    * Adjust the tunnel drop to be more reasonable
 
 2006-04-14  jrandom
     * -28.00230115311259 is not between 0 and 1 in any universe I know.

router/java/src/net/i2p/router/RouterVersion.java

@@ -15,9 +15,9 @@ import net.i2p.CoreVersion;
  *
  */
 public class RouterVersion {
-    public final static String ID = "$Revision: 1.396 $ $Date: 2006/04/14 06:42:02 $";
+    public final static String ID = "$Revision: 1.397 $ $Date: 2006/04/14 13:06:40 $";
     public final static String VERSION = "0.6.1.15";
-    public final static long BUILD = 2;
+    public final static long BUILD = 3;
     public static void main(String args[]) {
         System.out.println("I2P Router version: " + VERSION + "-" + BUILD);
         System.out.println("Router ID: " + RouterVersion.ID);

router/java/src/net/i2p/router/tunnel/pool/BuildHandler.java

@@ -592,7 +592,7 @@ class BuildHandler {
                         for (int i = 0; i < _inboundBuildMessages.size(); i++) {
                             BuildMessageState cur = (BuildMessageState)_inboundBuildMessages.get(i);
                             long age = System.currentTimeMillis() - cur.recvTime;
-                            if (age >= BuildRequestor.REQUEST_TIMEOUT) {
+                            if (age >= BuildRequestor.REQUEST_TIMEOUT/2) {
                                 _inboundBuildMessages.remove(i);
                                 i--;
                                 dropped++;
@@ -604,7 +604,7 @@ class BuildHandler {
                             _context.statManager().addRateData("tunnel.dropLoadBacklog", _inboundBuildMessages.size(), _inboundBuildMessages.size());
                         } else {
                             int queueTime = estimateQueueTime(_inboundBuildMessages.size());
-                            float pDrop = queueTime/((float)BuildRequestor.REQUEST_TIMEOUT);
+                            float pDrop = queueTime/((float)BuildRequestor.REQUEST_TIMEOUT/2);
                             pDrop = pDrop * pDrop * pDrop;
                             float f = _context.random().nextFloat();
                             if ( (pDrop > f) && (allowProactiveDrop()) ) {