From 9146f3c7e1766d899d324063ff72975cbde5a22f Mon Sep 17 00:00:00 2001
From: zzz <zzz@mail.i2p>
Date: Thu, 9 Mar 2017 19:34:30 +0000
Subject: [PATCH] i2psnark: Prevent RuntimeException caused by corrupt
 i2psnark.dht.dat file http://forum.i2p/viewtopic.php?t=12751

---
 apps/i2psnark/java/src/org/klomp/snark/dht/NodeInfo.java | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/apps/i2psnark/java/src/org/klomp/snark/dht/NodeInfo.java b/apps/i2psnark/java/src/org/klomp/snark/dht/NodeInfo.java
index 35d5761aa..f5bd718c8 100644
--- a/apps/i2psnark/java/src/org/klomp/snark/dht/NodeInfo.java
+++ b/apps/i2psnark/java/src/org/klomp/snark/dht/NodeInfo.java
@@ -106,11 +106,11 @@ class NodeInfo extends SimpleDataStructure {
         if (parts.length != 4)
             throw new DataFormatException("Bad format");
         byte[] nid = Base64.decode(parts[0]);
-        if (nid == null)
+        if (nid == null || nid.length != NID.HASH_LENGTH)
             throw new DataFormatException("Bad NID");
         nID = new NID(nid);
         byte[] h = Base64.decode(parts[1]);
-        if (h == null)
+        if (h == null || h.length != Hash.HASH_LENGTH)
             throw new DataFormatException("Bad hash");
         //hash = new Hash(h);
         hash = Hash.create(h);