proposed solution to #70

lib/snmp.js

@@ -410,7 +410,21 @@ function msgReceived(msg, rinfo) {
     try {
         pkt = parse(msg);
     } catch (error) {
-        return self.emit('error', error);
+        // cancel completely this request
+        // an error while parsing response, maybe a malformed package has been received...
+        var hex = msg.toString('hex');
+        var description = "problem parsing snmp response, malformed packet?";
+        while (hex.length > 0) {
+            description = description+'\n'+hex.slice(0, 32).replace(/([0-9a-f]{2})/g, '$1 ');
+            hex = hex.slice(32);
+        }    
+
+        var error = new Error(description);
+        error.name = "Error decoding response";
+        var response = self.reqs[Object.keys(self.reqs)[0]].callback(error);
+
+        clearRequest(self.reqs, Object.keys(self.reqs)[0]);
+        return response;
     }
 
     // If this message's request id matches one we've sent,