Remove ElGamal support

CHANGES.txt

@@ -4,6 +4,7 @@
     s/<Ref id=/<Ref refid=/g
   - Add interval to stats page
   - Add stats to I2P stats subsystem
+  - Remove ElGamal support
 
 2024-04-07 [0.19.0]
   - Disable full scrape by default

scripts/i2ptunnel.config

@@ -7,7 +7,7 @@ tunnel.0.option.crypto.tagsToSend=10
 tunnel.0.option.i2cp.destination.sigType=7
 tunnel.0.option.i2cp.enableAccessList=false
 tunnel.0.option.i2cp.encryptLeaseSet=false
-tunnel.0.option.i2cp.leaseSetEncType=4,0
+tunnel.0.option.i2cp.leaseSetEncType=4
 tunnel.0.option.i2cp.reduceIdleTime=1200000
 tunnel.0.option.i2cp.reduceOnIdle=true
 tunnel.0.option.i2cp.reduceQuantity=1

src/java/net/i2p/zzzot/ZzzOTController.java

@@ -280,8 +280,9 @@ public class ZzzOTController implements ClientApp {
             _log.error("Cannot open " + i2ptunnelConfig.getAbsolutePath() + ' ' + ioe);
             throw new IllegalArgumentException("Cannot open " + i2ptunnelConfig.getAbsolutePath() + ' ' + ioe);
         }
-        if (i2ptunnelProps.getProperty("tunnel.0.option.i2cp.leaseSetEncType") == null)
-            i2ptunnelProps.setProperty("tunnel.0.option.i2cp.leaseSetEncType", "4,0");
+        String p = i2ptunnelProps.getProperty("tunnel.0.option.i2cp.leaseSetEncType");
+        if (p == null || p.equals("4,0"))
+            i2ptunnelProps.setProperty("tunnel.0.option.i2cp.leaseSetEncType", "4");
         TunnelController tun = new TunnelController(i2ptunnelProps, "tunnel.0.");
         if (dest != null) {
             // start in foreground so we can get the destination