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Initial commit - WPinternals 2.6
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Rene Lergner
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// Copyright (c) 2018, Rene Lergner - wpinternals.net - @Heathcliff74xda
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the "Software"),
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// to deal in the Software without restriction, including without limitation
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// the rights to use, copy, modify, merge, publish, distribute, sublicense,
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// and/or sell copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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using System;
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using System.IO;
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using System.IO.Compression;
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using System.Linq;
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using System.Threading;
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namespace WPinternals
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{
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internal class BackupViewModel: ContextViewModel
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{
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private PhoneNotifierViewModel PhoneNotifier;
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private Action Callback;
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private Action SwitchToUnlockBoot;
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internal BackupViewModel(PhoneNotifierViewModel PhoneNotifier, Action SwitchToUnlockBoot, Action Callback)
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: base()
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{
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IsFlashModeOperation = true;
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this.PhoneNotifier = PhoneNotifier;
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this.SwitchToUnlockBoot = SwitchToUnlockBoot;
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this.Callback = Callback;
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}
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internal override void EvaluateViewState()
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{
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if (!IsActive)
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return;
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if (SubContextViewModel == null)
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{
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ActivateSubContext(new BackupTargetSelectionViewModel(PhoneNotifier, SwitchToUnlockBoot, DoBackupArchive, DoBackup));
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IsSwitchingInterface = false;
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}
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if (SubContextViewModel is BackupTargetSelectionViewModel)
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((BackupTargetSelectionViewModel)SubContextViewModel).EvaluateViewState();
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}
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internal async void DoBackup(string EFIESPPath, string MainOSPath, string DataPath)
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{
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try
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{
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IsSwitchingInterface = true;
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await SwitchModeViewModel.SwitchToWithProgress(PhoneNotifier, PhoneInterfaces.Lumia_MassStorage,
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(msg, sub) => ActivateSubContext(new BusyViewModel(msg, sub)));
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BackupTask(EFIESPPath, MainOSPath, DataPath);
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}
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catch (Exception Ex)
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{
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ActivateSubContext(new MessageViewModel(Ex.Message, Callback));
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}
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}
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internal async void DoBackupArchive(string ArchivePath)
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{
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try
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{
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IsSwitchingInterface = true;
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await SwitchModeViewModel.SwitchToWithProgress(PhoneNotifier, PhoneInterfaces.Lumia_MassStorage,
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(msg, sub) => ActivateSubContext(new BusyViewModel(msg, sub)));
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BackupArchiveTask(ArchivePath);
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}
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catch (Exception Ex)
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{
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ActivateSubContext(new MessageViewModel(Ex.Message, Callback));
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}
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}
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internal void BackupTask(string EFIESPPath, string MainOSPath, string DataPath)
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{
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IsSwitchingInterface = false;
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new Thread(() =>
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{
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bool Result = true;
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ActivateSubContext(new BusyViewModel("Initializing backup..."));
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ulong TotalSizeSectors = 0;
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int PartitionCount = 0;
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MassStorage Phone = (MassStorage)PhoneNotifier.CurrentModel;
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Phone.OpenVolume(false);
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byte[] GPTBuffer = Phone.ReadSectors(1, 33);
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GPT GPT = new WPinternals.GPT(GPTBuffer);
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Partition Partition;
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try
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{
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if (EFIESPPath != null)
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{
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Partition = GPT.Partitions.Where(p => p.Name == "EFIESP").First();
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TotalSizeSectors += Partition.SizeInSectors;
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PartitionCount++;
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}
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if (MainOSPath != null)
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{
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Partition = GPT.Partitions.Where(p => p.Name == "MainOS").First();
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TotalSizeSectors += Partition.SizeInSectors;
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PartitionCount++;
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}
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if (DataPath != null)
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{
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Partition = GPT.Partitions.Where(p => p.Name == "Data").First();
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TotalSizeSectors += Partition.SizeInSectors;
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PartitionCount++;
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}
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}
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catch (Exception Ex)
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{
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LogFile.LogException(Ex);
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Result = false;
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}
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BusyViewModel Busy = new BusyViewModel("Create backup...", MaxProgressValue: TotalSizeSectors, UIContext: UIContext);
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ProgressUpdater Updater = Busy.ProgressUpdater;
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ActivateSubContext(Busy);
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int i = 0;
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if (Result)
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{
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try
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{
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if (EFIESPPath != null)
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{
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i++;
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Busy.Message = "Create backup of partition EFIESP (" + i.ToString() + @"/" + PartitionCount.ToString() + ")";
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Phone.BackupPartition("EFIESP", EFIESPPath, Updater);
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}
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}
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catch (Exception Ex)
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{
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LogFile.LogException(Ex);
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Result = false;
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}
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}
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if (Result)
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{
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try
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{
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if (MainOSPath != null)
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{
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i++;
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Busy.Message = "Create backup of partition MainOS (" + i.ToString() + @"/" + PartitionCount.ToString() + ")";
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Phone.BackupPartition("MainOS", MainOSPath, Updater);
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}
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}
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catch (Exception Ex)
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{
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LogFile.LogException(Ex);
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Result = false;
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}
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}
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if (Result)
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{
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try
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{
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if (DataPath != null)
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{
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i++;
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Busy.Message = "Create backup of partition Data (" + i.ToString() + @"/" + PartitionCount.ToString() + ")";
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Phone.BackupPartition("Data", DataPath, Updater);
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}
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}
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catch (Exception Ex)
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{
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LogFile.LogException(Ex);
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Result = false;
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}
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}
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Phone.CloseVolume();
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if (!Result)
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{
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ActivateSubContext(new MessageViewModel("Failed to create backup!", Exit));
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return;
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}
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ActivateSubContext(new MessageViewModel("Successfully created a backup!", Exit));
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}).Start();
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}
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internal void BackupArchiveTask(string ArchivePath)
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{
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IsSwitchingInterface = false;
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new Thread(() =>
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{
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bool Result = true;
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ActivateSubContext(new BusyViewModel("Initializing backup..."));
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ulong TotalSizeSectors = 0;
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int PartitionCount = 3;
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MassStorage Phone = (MassStorage)PhoneNotifier.CurrentModel;
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try
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{
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Phone.OpenVolume(false);
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byte[] GPTBuffer = Phone.ReadSectors(1, 33);
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GPT GPT = new WPinternals.GPT(GPTBuffer);
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Partition Partition;
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try
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{
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Partition = GPT.Partitions.Where(p => p.Name == "EFIESP").First();
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TotalSizeSectors += Partition.SizeInSectors;
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Partition = GPT.Partitions.Where(p => p.Name == "MainOS").First();
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TotalSizeSectors += Partition.SizeInSectors;
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Partition = GPT.Partitions.Where(p => p.Name == "Data").First();
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TotalSizeSectors += Partition.SizeInSectors;
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}
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catch (Exception Ex)
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{
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LogFile.LogException(Ex);
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Result = false;
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}
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BusyViewModel Busy = new BusyViewModel("Create backup...", MaxProgressValue: TotalSizeSectors, UIContext: UIContext);
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ProgressUpdater Updater = Busy.ProgressUpdater;
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ActivateSubContext(Busy);
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ZipArchiveEntry Entry;
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Stream EntryStream = null;
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using (FileStream FileStream = new FileStream(ArchivePath, FileMode.Create))
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{
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using (ZipArchive Archive = new ZipArchive(FileStream, ZipArchiveMode.Create))
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{
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int i = 0;
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if (Result)
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{
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try
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{
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Entry = Archive.CreateEntry("EFIESP.bin", CompressionLevel.Optimal);
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EntryStream = Entry.Open();
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i++;
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Busy.Message = "Create backup of partition EFIESP (" + i.ToString() + @"/" + PartitionCount.ToString() + ")";
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Phone.BackupPartition("EFIESP", EntryStream, Updater);
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}
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catch (Exception Ex)
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{
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LogFile.LogException(Ex);
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Result = false;
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}
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finally
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{
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if (EntryStream != null)
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EntryStream.Close();
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EntryStream = null;
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}
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}
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if (Result)
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{
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try
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{
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Entry = Archive.CreateEntry("MainOS.bin", CompressionLevel.Optimal);
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EntryStream = Entry.Open();
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i++;
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Busy.Message = "Create backup of partition MainOS (" + i.ToString() + @"/" + PartitionCount.ToString() + ")";
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Phone.BackupPartition("MainOS", EntryStream, Updater);
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}
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catch (Exception Ex)
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{
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LogFile.LogException(Ex);
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Result = false;
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}
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finally
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{
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if (EntryStream != null)
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EntryStream.Close();
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EntryStream = null;
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}
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}
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if (Result)
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{
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try
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{
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Entry = Archive.CreateEntry("Data.bin", CompressionLevel.Optimal);
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EntryStream = Entry.Open();
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i++;
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Busy.Message = "Create backup of partition Data (" + i.ToString() + @"/" + PartitionCount.ToString() + ")";
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Phone.BackupPartition("Data", EntryStream, Updater);
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}
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catch (Exception Ex)
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{
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LogFile.LogException(Ex);
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Result = false;
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}
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finally
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{
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if (EntryStream != null)
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EntryStream.Close();
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EntryStream = null;
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}
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}
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}
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}
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}
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catch { }
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finally
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{
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Phone.CloseVolume();
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}
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if (!Result)
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{
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ActivateSubContext(new MessageViewModel("Failed to create backup!", Exit));
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return;
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}
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ActivateSubContext(new MessageViewModel("Successfully created a backup!", Exit));
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}).Start();
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}
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private void Exit()
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{
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IsSwitchingInterface = false;
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ActivateSubContext(null);
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Callback();
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}
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}
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}
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