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# Copyright (C) 2009 The Android Open Source Project
# Copyright (C) 2019 The Mokee Open Source Project
# Copyright (C) 2020 The LineageOS 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
import re
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def FullOTA_Assertions ( info ) :
AddBasebandAssertion ( info , info . input_zip )
return
def IncrementalOTA_Assertions ( info ) :
AddBasebandAssertion ( info , info . input_zip )
return
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def FullOTA_InstallEnd ( info ) :
OTA_InstallEnd ( info )
return
def IncrementalOTA_InstallEnd ( info ) :
OTA_InstallEnd ( info )
return
def AddImage ( info , basename , dest ) :
name = basename
data = info . input_zip . read ( " IMAGES/ " + basename )
common . ZipWriteStr ( info . output_zip , name , data )
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info . script . Print ( " Patching {} image unconditionally... " . format ( dest . split ( ' / ' ) [ - 1 ] ) )
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info . script . AppendExtra ( ' package_extract_file( " %s " , " %s " ); ' % ( name , dest ) )
def OTA_InstallEnd ( info ) :
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AddImage ( info , " dtbo.img " , " /dev/block/bootdevice/by-name/dtbo " )
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AddImage ( info , " vbmeta.img " , " /dev/block/bootdevice/by-name/vbmeta " )
return
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def AddBasebandAssertion ( info , input_zip ) :
android_info = input_zip . read ( " OTA/android-info.txt " )
m = re . search ( r ' require \ s+version-baseband \ s*= \ s*(.+) ' , android_info )
if m :
timestamp , firmware_version = m . group ( 1 ) . rstrip ( ) . split ( ' , ' )
timestamps = timestamp . split ( ' | ' )
if ( ( len ( timestamps ) and ' * ' not in timestamps ) and \
( len ( firmware_version ) and ' * ' not in firmware_version ) ) :
cmd = ' assert(xiaomi.verify_baseband( ' + ' , ' . join ( [ ' " %s " ' % baseband for baseband in timestamps ] ) + ' ) == " 1 " || abort( " ERROR: This package requires firmware from MIUI {1} or newer. Please upgrade firmware and retry! " );); '
info . script . AppendExtra ( cmd . format ( timestamps , firmware_version ) )
return