60 lines
2.3 KiB
Python
60 lines
2.3 KiB
Python
# Copyright (C) 2009 The Android Open Source Project
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# Copyright (C) 2019 The Mokee Open Source Project
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# Copyright (C) 2020 The LineageOS Open Source Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import common
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import re
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def FullOTA_Assertions(info):
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AddBasebandAssertion(info, info.input_zip)
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return
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def IncrementalOTA_Assertions(info):
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AddBasebandAssertion(info, info.input_zip)
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return
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def FullOTA_InstallEnd(info):
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OTA_InstallEnd(info)
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return
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def IncrementalOTA_InstallEnd(info):
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OTA_InstallEnd(info)
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return
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def AddImage(info, basename, dest):
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name = basename
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data = info.input_zip.read("IMAGES/" + basename)
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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))
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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")
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AddImage(info, "vbmeta_system.img", "/dev/block/bootdevice/by-name/vbmeta_system")
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return
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def AddBasebandAssertion(info, input_zip):
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android_info = input_zip.read("OTA/android-info.txt")
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m = re.search(r'require\s+version-baseband\s*=\s*(.+)', android_info)
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if m:
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timestamp, firmware_version = m.group(1).rstrip().split(',')
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timestamps = timestamp.split('|')
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if ((len(timestamps) and '*' not in timestamps) and \
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(len(firmware_version) and '*' not in firmware_version)):
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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!"););'
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info.script.AppendExtra(cmd.format(timestamps, firmware_version))
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return
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