From 9b2d80098a339f52981efaa5977a7bba5aa591f9 Mon Sep 17 00:00:00 2001
From: Christopher Jeffrey <chjjeffrey@gmail.com>
Date: Fri, 6 May 2016 23:10:31 -0700
Subject: [PATCH] orphan fork and notfound.

---
 lib/bcoin/chain.js | 4 ----
 lib/bcoin/peer.js  | 3 +++
 2 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/lib/bcoin/chain.js b/lib/bcoin/chain.js
index 4bce1bac..caf8a27f 100644
--- a/lib/bcoin/chain.js
+++ b/lib/bcoin/chain.js
@@ -1376,16 +1376,12 @@ Chain.prototype.add = function add(block, callback, force) {
       // If the orphan chain forked, simply
       // reset the orphans.
       if (orphan.hash('hex') !== hash) {
-        self.purgeOrphans();
-
         self.emit('fork', block, {
           height: block.getCoinbaseHeight(),
           expected: orphan.hash('hex'),
           received: hash,
           checkpoint: false
         });
-
-        return done(new VerifyError(block, 'duplicate', 'duplicate', 0));
       }
 
       self.emit('orphan', block, {
diff --git a/lib/bcoin/peer.js b/lib/bcoin/peer.js
index 717aebb5..a596bd4d 100644
--- a/lib/bcoin/peer.js
+++ b/lib/bcoin/peer.js
@@ -611,6 +611,9 @@ Peer.prototype._onPacket = function onPacket(packet) {
     case 'verack':
       this._emit(cmd, payload);
       break;
+    case 'notfound':
+      this._emit(cmd, payload);
+      break;
     default:
       bcoin.debug('Unknown packet: %s', cmd);
       this._emit(cmd, payload);