From 3e9e361f825de4abef3b730461dd523600f59622 Mon Sep 17 00:00:00 2001
From: Galen Wright-Watson <ww.galen@gmail.com>
Date: Fri, 14 Dec 2018 15:19:10 -0800
Subject: [PATCH] Fix: bug #220. MacGDBp hangs while debugging. Cause: empty
 chunk causes network reader to create packet early, and then add packet
 length as packet content. Soln: skip empty chunks.

---
 Source/NetworkConnection.mm | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Source/NetworkConnection.mm b/Source/NetworkConnection.mm
index 74ae3ac..6c4e307 100644
--- a/Source/NetworkConnection.mm
+++ b/Source/NetworkConnection.mm
@@ -333,6 +333,12 @@ - (void)readStreamHasData:(CFReadStreamRef)stream
     NSUInteger partLength = 0;
     for (CFIndex i = bufferOffset; i < bytesRead && charBuffer[i] != '\0'; ++i, ++partLength) ;
     
+    // FIX: bug #220
+    if (partLength < 1) {
+      ++bufferOffset;
+      continue;
+    }
+    
     // If there is not a current packet, set some state.
     if (!self.currentPacket) {
       // Read the message header: the size.  This will be |partLength| bytes.
--