1Copyright (C) 2021 Huawei Device Co., Ltd. 2Licensed under the Apache License, Version 2.0 (the "License"); 3you may not use this file except in compliance with the License. 4You may obtain a copy of the License at 5 6 http://www.apache.org/licenses/LICENSE-2.0 7 8Unless required by applicable law or agreed to in writing, software 9distributed under the License is distributed on an "AS IS" BASIS, 10WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 11See the License for the specific language governing permissions and 12limitations under the License. 13 14*************************************************************** 15 16bsdiff, it is derived from the following: 17https://github.com/mendsley/bsdiff 18version 4.3 19*************************************************************** 20 Copyright 2003-2005 Colin Percival 21 Copyright 2012 Matthew Endsley 22 All rights reserved 23 24 Redistribution and use in source and binary forms, with or without 25 modification, are permitted providing that the following conditions 26 are met: 27 1. 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