From a89bd1d30e4e594d6ee2cf95efb4cb3ff1eec2b2 Mon Sep 17 00:00:00 2001
From: sbarman <sbarman@L3CWZ5T.(none)>
Date: Wed, 8 Jun 2011 11:49:37 -0700
Subject: [PATCH] Copied entire buffer for flate stream's snarf function (since
 decoding looks back)

---
 pdf.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/pdf.js b/pdf.js
index c771999d2..8e1cf904a 100644
--- a/pdf.js
+++ b/pdf.js
@@ -322,7 +322,9 @@ var FlateStream = (function() {
             var bufferLength = this.bufferLength;
             var bufferPos = this.bufferPos;
             var n = 0;
-            while (bufferPos < bufferLength)
+            // entire front of stream needs to be copied over since flate
+            // looksback when decoding
+            while (0 < bufferLength)
                 dest[n++] = this.buffer[bufferPos++];
             // now use dest as our buffer and fill it
             this.buffer = dest;