[Pkg-javascript-commits] [pdf.js] 35/116: Modify |getUint16| to correctly handle missing data in Stream, DecodeStream and ChunkedStream

[David Prévot]

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taffit pushed a commit to branch master
in repository pdf.js.

commit 6dfc73a5da34197e13ea1ca120be0880bfe2b8c1
Author: Jonas Jenwald <jonas.jenwald at gmail.com>
Date:   Fri Jan 9 18:15:17 2015 +0100

    Modify |getUint16| to correctly handle missing data in Stream, DecodeStream and ChunkedStream
---
 src/core/chunked_stream.js | 3 +++
 src/core/stream.js         | 6 ++++++
 2 files changed, 9 insertions(+)

diff --git a/src/core/chunked_stream.js b/src/core/chunked_stream.js
index 3bc293a..e760f18 100644
--- a/src/core/chunked_stream.js
+++ b/src/core/chunked_stream.js
@@ -170,6 +170,9 @@ var ChunkedStream = (function ChunkedStreamClosure() {
     getUint16: function ChunkedStream_getUint16() {
       var b0 = this.getByte();
       var b1 = this.getByte();
+      if (b0 === -1 || b1 === -1) {
+        return -1;
+      }
       return (b0 << 8) + b1;
     },
 
diff --git a/src/core/stream.js b/src/core/stream.js
index e08114a..687c7c9 100644
--- a/src/core/stream.js
+++ b/src/core/stream.js
@@ -47,6 +47,9 @@ var Stream = (function StreamClosure() {
     getUint16: function Stream_getUint16() {
       var b0 = this.getByte();
       var b1 = this.getByte();
+      if (b0 === -1 || b1 === -1) {
+        return -1;
+      }
       return (b0 << 8) + b1;
     },
     getInt32: function Stream_getInt32() {
@@ -174,6 +177,9 @@ var DecodeStream = (function DecodeStreamClosure() {
     getUint16: function DecodeStream_getUint16() {
       var b0 = this.getByte();
       var b1 = this.getByte();
+      if (b0 === -1 || b1 === -1) {
+        return -1;
+      }
       return (b0 << 8) + b1;
     },
     getInt32: function DecodeStream_getInt32() {

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