add releasetools for OTA of radio and bootloader on crespo

Change-Id: I74ecebdbd84cd433bca2597c37fbf9981fd623d0

1 files changed, 64 insertions, 0 deletions

diff --git a/releasetools.py b/releasetools.py
new file mode 100644
index 0000000..493f94f
--- /dev/null
+++ b/releasetools.py
@@ -0,0 +1,64 @@
+# Copyright (C) 2010 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import common
+
+def FullOTA_InstallEnd(info):
+  try:
+    bootloader_img = info.input_zip.read("RADIO/bootloader.img")
+    common.ZipWriteStr(info.output_zip, "bootloader.img", bootloader_img)
+    info.script.WriteRawImage("bootloader", "bootloader.img")
+  except KeyError:
+    print "no bootloader.img in target_files; skipping install"
+
+  try:
+    radio_img = info.input_zip.read("RADIO/radio.img")
+    common.ZipWriteStr(info.output_zip, "radio.img", radio_img)
+    info.script.WriteRawImage("radio", "radio.img")
+  except KeyError:
+    print "no radio.img in target_files; skipping install"
+
+def IncrementalOTA_InstallEnd(info):
+  try:
+    target_bootloader_img = info.target_zip.read("RADIO/bootloader.img")
+    try:
+      source_bootloader_img = info.source_zip.read("RADIO/bootloader.img")
+    except KeyError:
+      source_bootloader_img = None
+
+    if source_bootloader_img == target_bootloader_img:
+      print "bootloader unchanged; skipping"
+    else:
+      common.ZipWriteStr(info.output_zip, "bootloader.img", bootloader_img)
+      info.script.WriteRawImage("bootloader", "bootloader.img")
+
+  except KeyError:
+    print "no bootloader.img in target target_files; skipping install"
+
+  try:
+    target_radio_img = info.target_zip.read("RADIO/radio.img")
+    try:
+      source_radio_img = info.source_zip.read("RADIO/radio.img")
+    except KeyError:
+      source_radio_img = None
+
+    if source_radio_img == target_radio_img:
+      print "radio unchanged; skipping"
+    else:
+      # TODO: send radio image as binary patch
+
+      common.ZipWriteStr(info.output_zip, "radio.img", radio_img)
+      info.script.WriteRawImage("radio", "radio.img")
+  except KeyError:
+    print "no radio.img in target target_files; skipping install"