X-Git-Url: https://git.ao2.it/kinect-audio-setup.git/blobdiff_plain/48e07ba4ac569314f8a1225e520489fcf8c11685..f2776116038ff48a6c52f7a7d41be4f22d1ecb20:/kinect_fetch_fw

diff --git a/kinect_fetch_fw b/kinect_fetch_fw
index 847f23c..4a3b7fa 100755
--- a/kinect_fetch_fw
+++ b/kinect_fetch_fw
@@ -10,12 +10,13 @@
 # To Public License, Version 2, as published by Sam Hocevar. See
 # http://sam.zoy.org/wtfpl/COPYING for more details.
 #
-# 7z from p7zip-full is needed, it can be installed with
-#   sudo aptitude install p7zip-full
+# wget and 7z from p7zip-full are needed, they can be installed with
+#   sudo aptitude install wget p7zip-full
 
 set -e
 
 SDK_URL=${SDK_URL:-"http://download.microsoft.com/download/8/4/C/84C9EF40-EE49-42C2-AE26-C6E30921182F/KinectSDK32.msi"}
+SDK_MD5="a043c40f35bf14a5139dfbf6cb14f687"
 
 [ $# -lt 1 ] && { echo "usage: $(basename "$0") <firmware destdir> [<path of kinect_upload_fw binary>]" 1>&2; exit 1; }
 FW_DESTDIR=$(readlink -f $1)
@@ -31,6 +32,14 @@ trap "exit 2" 1 2 3 15
 cd "$TEMPDIR"
 ARCHIVE_NAME=$(basename "$SDK_URL")
 rm -f "$ARCHIVE_NAME" && wget "$SDK_URL" -O "$ARCHIVE_NAME"
+
+ARCHIVE_MD5=$(md5sum "$ARCHIVE_NAME" | grep --only-matching -m 1 '^[0-9a-f]*')
+if [ "$ARCHIVE_MD5" != "$SDK_MD5" ];
+then
+  echo "$(basename "$0"): Invalid hash for file '$ARCHIVE_NAME'." 1>&2
+  exit 1
+fi
+
 7z e -y -r "$ARCHIVE_NAME" "UACFirmware.*"
 
 FW_FILE=$(ls UACFirmware.* | cut -d ' ' -f 1)