From 11e4d331fd759a9eaad37e5813464d8f5123ac9e Mon Sep 17 00:00:00 2001
From: Sacha <xsacha@gmail.com>
Date: Fri, 24 Oct 2014 01:11:32 +1000
Subject: [PATCH] Fix crash in extracts.

---
 qml/generic/Device.qml | 1 +
 src/autoloaderwriter.h | 2 +-
 src/fs/fs.h            | 3 ++-
 3 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/qml/generic/Device.qml b/qml/generic/Device.qml
index e927b61..eb4169d 100644
--- a/qml/generic/Device.qml
+++ b/qml/generic/Device.qml
@@ -14,6 +14,7 @@ Item {
             font.bold: true
         }
         GroupBox {
+            visible: i.device !== null
             title:  qsTr("Tools")
             RowLayout {
                 Button {
diff --git a/src/autoloaderwriter.h b/src/autoloaderwriter.h
index d270ca2..b393ed5 100644
--- a/src/autoloaderwriter.h
+++ b/src/autoloaderwriter.h
@@ -74,7 +74,7 @@ class AutoloaderWriter: public QFile {
         file.open(QIODevice::ReadOnly);
         while (!file.atEnd())
         {
-            QByteArray tmp = file.read(BUFFER_LEN);
+            QByteArray tmp = file.read(FAST_BUFFER_LEN);
             if (tmp.size() < 0)
                 break;
             _read += 100 * write(tmp);
diff --git a/src/fs/fs.h b/src/fs/fs.h
index 6556bab..b75ea37 100644
--- a/src/fs/fs.h
+++ b/src/fs/fs.h
@@ -39,7 +39,8 @@
 // Utility function to quickly grab from stream
 #define READ_TMP(x, y) x y; stream >> y;
 // Maximum amount to store in RAM at any time between reading QIODevice and writing to disk.
-#define BUFFER_LEN (qint64)409600
+#define BUFFER_LEN (qint64)4096
+#define FAST_BUFFER_LEN (qint64)409600
 
 #ifdef _WIN32
 #include "Windows.h"