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LumiaV2UnlockBootViewModel.cs
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LumiaV2UnlockBootViewModel.cs
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// Copyright (c) 2018, Rene Lergner - wpinternals.net - @Heathcliff74xda
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
using System;
using System.Collections;
using System.Collections.Generic;
using System.IO;
using System.IO.Compression;
using System.Linq;
using System.Threading.Tasks;
namespace WPinternals
{
internal class LumiaV2UnlockBootViewModel : ContextViewModel
{
internal static async Task LumiaV2FindFlashingProfile(PhoneNotifierViewModel Notifier, string FFUPath, bool DoResetFirst = true, bool Experimental = false, SetWorkingStatus SetWorkingStatus = null, UpdateWorkingStatus UpdateWorkingStatus = null, ExitSuccess ExitSuccess = null, ExitFailure ExitFailure = null)
{
if (SetWorkingStatus == null) SetWorkingStatus = (m, s, v, a, st) => { };
if (UpdateWorkingStatus == null) UpdateWorkingStatus = (m, s, v, st) => { };
if (ExitSuccess == null) ExitSuccess = (m, s) => { };
if (ExitFailure == null) ExitFailure = (m, s) => { };
LogFile.BeginAction("FindFlashingProfile");
try
{
LogFile.Log("Find Flashing Profile", LogType.FileAndConsole);
NokiaFlashModel FlashModel = (NokiaFlashModel)(await SwitchModeViewModel.SwitchTo(Notifier, PhoneInterfaces.Lumia_Flash));
PhoneInfo Info;
if (DoResetFirst)
{
// The phone will be reset before flashing, so we have the opportunity to get some more info from the phone
Info = FlashModel.ReadPhoneInfo();
Info.Log(LogType.ConsoleOnly);
string FfuFirmware = null;
if (FFUPath != null)
{
FFU FFU = new FFU(FFUPath);
FfuFirmware = FFU.GetFirmwareVersion();
}
FlashProfile Profile = App.Config.GetProfile(Info.PlatformID, Info.Firmware, FfuFirmware);
if (Profile != null)
{
LogFile.Log("Flashing Profile already present for this phone", LogType.FileAndConsole);
return;
}
}
else
{
Info = FlashModel.ReadPhoneInfo(ExtendedInfo: false);
}
SetWorkingStatus("Scanning for flashing-profile", "Your phone may appear to be in a reboot-loop. This is expected behavior. Don't interfere this process.", null, Status: WPinternalsStatus.Scanning);
await LumiaV2CustomFlash(Notifier, FFUPath, false, !Info.SecureFfuEnabled || Info.RdcPresent || Info.Authenticated, null, DoResetFirst, Experimental: Experimental, SetWorkingStatus:
(m, s, v, a, st) =>
{
if (st == WPinternalsStatus.SwitchingMode)
SetWorkingStatus(m, s, v, a, st);
},
UpdateWorkingStatus:
(m, s, v, st) =>
{
if (st == WPinternalsStatus.SwitchingMode)
UpdateWorkingStatus(m, s, v, st);
},
ExitSuccess: ExitSuccess, ExitFailure: ExitFailure);
LogFile.Log("Flashing profile found!", LogType.FileAndConsole);
}
catch (Exception Ex)
{
LogFile.LogException(Ex);
}
finally
{
LogFile.EndAction("FindFlashingProfile");
}
}
internal static byte[] GetGptChunk(NokiaFlashModel FlashModel, UInt32 Size)
{
// This function is also used to generate a dummy chunk to flash for testing.
// The dummy chunk will contain the GPT, so it can be flashed to the first sectors for testing.
byte[] GPTChunk = new byte[Size];
PhoneInfo Info = FlashModel.ReadPhoneInfo(ExtendedInfo: false);
FlashAppType OriginalAppType = Info.App;
bool Switch = ((Info.App != FlashAppType.BootManager) && Info.SecureFfuEnabled && !Info.Authenticated && !Info.RdcPresent);
if (Switch)
FlashModel.SwitchToBootManagerContext();
byte[] Request = new byte[0x04];
const string Header = "NOKT";
System.Buffer.BlockCopy(System.Text.Encoding.ASCII.GetBytes(Header), 0, Request, 0, Header.Length);
byte[] Buffer = FlashModel.ExecuteRawMethod(Request);
if ((Buffer == null) || (Buffer.Length < 0x4408))
throw new InvalidOperationException("Unable to read GPT!");
UInt16 Error = (UInt16)((Buffer[6] << 8) + Buffer[7]);
if (Error > 0)
throw new NotSupportedException("ReadGPT: Error 0x" + Error.ToString("X4"));
System.Buffer.BlockCopy(Buffer, 8, GPTChunk, 0, 0x4400);
if (Switch)
{
if (OriginalAppType == FlashAppType.FlashApp)
FlashModel.SwitchToFlashAppContext();
else
FlashModel.SwitchToPhoneInfoAppContext();
}
return GPTChunk;
}
internal static async Task LumiaV2EnableTestSigning(System.Threading.SynchronizationContext UIContext, string FFUPath, bool DoResetFirst = true)
{
LogFile.BeginAction("EnableTestSigning");
try
{
LogFile.Log("Command: Enable testsigning", LogType.FileAndConsole);
PhoneNotifierViewModel Notifier = new PhoneNotifierViewModel();
UIContext.Send(s => Notifier.Start(), null);
NokiaFlashModel FlashModel = (NokiaFlashModel)(await SwitchModeViewModel.SwitchTo(Notifier, PhoneInterfaces.Lumia_Flash));
List<FlashPart> Parts = new List<FlashPart>();
FlashPart Part;
// Use GetGptChunk() here instead of ReadGPT(), because ReadGPT() skips the first sector.
// We need the fist sector if we want to write back the GPT.
byte[] GPTChunk = GetGptChunk(FlashModel, 0x20000);
GPT GPT = new GPT(GPTChunk);
bool GPTChanged = false;
Partition BACKUP_BS_NV = GPT.GetPartition("BACKUP_BS_NV");
Partition UEFI_BS_NV;
if (BACKUP_BS_NV == null)
{
BACKUP_BS_NV = GPT.GetPartition("UEFI_BS_NV");
Guid OriginalPartitionTypeGuid = BACKUP_BS_NV.PartitionTypeGuid;
Guid OriginalPartitionGuid = BACKUP_BS_NV.PartitionGuid;
BACKUP_BS_NV.Name = "BACKUP_BS_NV";
BACKUP_BS_NV.PartitionGuid = Guid.NewGuid();
BACKUP_BS_NV.PartitionTypeGuid = Guid.NewGuid();
UEFI_BS_NV = new Partition();
UEFI_BS_NV.Name = "UEFI_BS_NV";
UEFI_BS_NV.Attributes = BACKUP_BS_NV.Attributes;
UEFI_BS_NV.PartitionGuid = OriginalPartitionGuid;
UEFI_BS_NV.PartitionTypeGuid = OriginalPartitionTypeGuid;
UEFI_BS_NV.FirstSector = BACKUP_BS_NV.LastSector + 1;
UEFI_BS_NV.LastSector = UEFI_BS_NV.FirstSector + BACKUP_BS_NV.LastSector - BACKUP_BS_NV.FirstSector;
GPT.Partitions.Add(UEFI_BS_NV);
GPTChanged = true;
}
if (GPTChanged)
{
GPT.Rebuild();
Part = new FlashPart();
Part.StartSector = 0;
Part.Stream = new MemoryStream(GPTChunk);
Parts.Add(Part);
}
// This code was used to compress the partition to an embedded resource:
//
// byte[] sbpart = System.IO.File.ReadAllBytes(@"C:\Windows Phone 8\Sources\WPInternals\SB.Original.bin");
// System.IO.FileStream s = new System.IO.FileStream(@"C:\Windows Phone 8\Sources\WPInternals\SB", System.IO.FileMode.Create, System.IO.FileAccess.Write);
// CompressedStream Out = new CompressedStream(s, (ulong)sbpart.Length);
// Out.Write(sbpart, 0, sbpart.Length);
// Out.Close();
// s.Close();
Part = new FlashPart();
Partition TargetPartition = GPT.GetPartition("UEFI_BS_NV");
Part.StartSector = (UInt32)TargetPartition.FirstSector; // GPT is prepared for 64-bit sector-offset, but flash app isn't.
Part.Stream = new SeekableStream(() =>
{
var assembly = System.Reflection.Assembly.GetExecutingAssembly();
// Magic!
// The SB resource is a compressed version of a raw NV-variable-partition.
// In this partition the SecureBoot variable is disabled.
// It overwrites the variable in a different NV-partition than where this variable is stored usually.
// This normally leads to endless-loops when the NV-variables are enumerated.
// But the partition contains an extra hack to break out the endless loops.
var stream = assembly.GetManifestResourceStream("WPinternals.SB");
return new DecompressedStream(stream);
});
Parts.Add(Part);
await LumiaV2UnlockBootViewModel.LumiaV2CustomFlash(Notifier, FFUPath, false, false, Parts, DoResetFirst, ClearFlashingStatusAtEnd: false);
Notifier.Stop();
}
catch (Exception Ex)
{
LogFile.LogException(Ex);
}
finally
{
LogFile.EndAction("EnableTestSigning");
}
}
internal static async Task<string> LumiaV2SwitchToMassStorageMode(PhoneNotifierViewModel Notifier, string FFUPath, bool DoResetFirst = true)
{
// If there is no phone connected yet, we wait here for the phone to connect.
// Because it could be connecting in mass storage mode.
// So we dont want to let SwitchTo() wait for it, because it might already be trying to switch to flash mode, which is not possible and not necessary at that point.
if (Notifier.CurrentInterface == null)
{
LogFile.Log("Waiting for phone to connect...", LogType.FileAndConsole);
await Notifier.WaitForArrival();
}
if (Notifier.CurrentInterface == PhoneInterfaces.Lumia_MassStorage)
{
LogFile.Log("Phone is already in Mass Storage Mode", LogType.FileAndConsole);
return ((MassStorage)Notifier.CurrentModel).Drive;
}
NokiaFlashModel FlashModel = (NokiaFlashModel)(await SwitchModeViewModel.SwitchTo(Notifier, PhoneInterfaces.Lumia_Flash));
if (DoResetFirst)
{
// The phone will be reset before flashing, so we have the opportunity to get some more info from the phone
PhoneInfo Info = FlashModel.ReadPhoneInfo();
Info.Log(LogType.ConsoleOnly);
}
await SwitchModeViewModel.SwitchTo(Notifier, PhoneInterfaces.Lumia_MassStorage);
MassStorage Storage = null;
if (Notifier.CurrentModel is MassStorage)
Storage = (MassStorage)Notifier.CurrentModel;
if (Storage == null)
throw new WPinternalsException("Failed to switch to Mass Storage Mode");
string Drive = Storage.Drive;
return Drive;
}
internal static async Task LumiaV2RelockPhone(PhoneNotifierViewModel Notifier, string FFUPath = null, bool DoResetFirst = true, SetWorkingStatus SetWorkingStatus = null, UpdateWorkingStatus UpdateWorkingStatus = null, ExitSuccess ExitSuccess = null, ExitFailure ExitFailure = null)
{
if (SetWorkingStatus == null) SetWorkingStatus = (m, s, v, a, st) => { };
if (UpdateWorkingStatus == null) UpdateWorkingStatus = (m, s, v, st) => { };
if (ExitSuccess == null) ExitSuccess = (m, s) => { };
if (ExitFailure == null) ExitFailure = (m, s) => { };
LogFile.BeginAction("RelockPhone");
try
{
GPT GPT = null;
Partition Target = null;
NokiaFlashModel FlashModel = null;
LogFile.Log("Command: Relock phone", LogType.FileAndConsole);
if (Notifier.CurrentInterface == null)
await Notifier.WaitForArrival();
byte[] EFIESPBackup = null;
try
{
if (Notifier.CurrentInterface != PhoneInterfaces.Lumia_MassStorage)
{
await SwitchModeViewModel.SwitchToWithStatus(Notifier, PhoneInterfaces.Lumia_MassStorage, SetWorkingStatus, UpdateWorkingStatus);
}
if (!(Notifier.CurrentModel is MassStorage))
throw new WPinternalsException("Failed to switch to Mass Storage mode");
SetWorkingStatus("Patching...", null, null, Status: WPinternalsStatus.Patching);
// Now relock the phone
MassStorage Storage = (MassStorage)Notifier.CurrentModel;
App.PatchEngine.TargetPath = Storage.Drive + "\\EFIESP\\";
App.PatchEngine.Restore("SecureBootHack-V2-EFIESP");
App.PatchEngine.TargetPath = Storage.Drive + "\\";
App.PatchEngine.Restore("SecureBootHack-MainOS");
App.PatchEngine.Restore("RootAccess-MainOS");
// Edit BCD
LogFile.Log("Edit BCD");
using (Stream BCDFileStream = new System.IO.FileStream(Storage.Drive + @"\EFIESP\efi\Microsoft\Boot\BCD", FileMode.Open, FileAccess.ReadWrite))
{
using (DiscUtils.Registry.RegistryHive BCDHive = new DiscUtils.Registry.RegistryHive(BCDFileStream))
{
DiscUtils.BootConfig.Store BCDStore = new DiscUtils.BootConfig.Store(BCDHive.Root);
DiscUtils.BootConfig.BcdObject MobileStartupObject = BCDStore.GetObject(new Guid("{01de5a27-8705-40db-bad6-96fa5187d4a6}"));
DiscUtils.BootConfig.Element NoCodeIntegrityElement = MobileStartupObject.GetElement(0x16000048);
if (NoCodeIntegrityElement != null)
MobileStartupObject.RemoveElement(0x16000048);
DiscUtils.BootConfig.BcdObject WinLoadObject = BCDStore.GetObject(new Guid("{7619dcc9-fafe-11d9-b411-000476eba25f}"));
NoCodeIntegrityElement = WinLoadObject.GetElement(0x16000048);
if (NoCodeIntegrityElement != null)
WinLoadObject.RemoveElement(0x16000048);
}
}
byte[] GPTBuffer = Storage.ReadSectors(0, 0x22);
GPT = new GPT(GPTBuffer);
Partition EFIESPPartition = GPT.GetPartition("EFIESP");
byte[] EFIESP = Storage.ReadSectors(EFIESPPartition.FirstSector, EFIESPPartition.SizeInSectors);
UInt32 EfiespSizeInSectors = (UInt32)EFIESPPartition.SizeInSectors;
//
// (ByteOperations.ReadUInt32(EFIESP, 0x20) == (EfiespSizeInSectors / 2)) was originally present in this check, but it does not seem to be reliable with all cases
// It should be looked as why some phones have half the sector count in gpt, compared to the real partition.
// With that check added, the phone won't get back its original EFIESP partition, on phones like 650s.
// The second check should be more than enough in any case, if we find a header named MSDOS5.0 right in the middle of EFIESP,
// there's not many cases other than us splitting the partition in half to get this here.
//
if ((ByteOperations.ReadAsciiString(EFIESP, (UInt32)(EFIESP.Length / 2) + 3, 8)) == "MSDOS5.0")
{
EFIESPBackup = new byte[EfiespSizeInSectors * 0x200 / 2];
Buffer.BlockCopy(EFIESP, (Int32)EfiespSizeInSectors * 0x200 / 2, EFIESPBackup, 0, (Int32)EfiespSizeInSectors * 0x200 / 2);
}
LogFile.Log("The phone is currently in Mass Storage Mode", LogType.ConsoleOnly);
LogFile.Log("To continue the relock-sequence, the phone needs to be rebooted", LogType.ConsoleOnly);
LogFile.Log("Keep the phone connected to the PC", LogType.ConsoleOnly);
LogFile.Log("Reboot the phone manually by pressing and holding the power-button of the phone for about 10 seconds until it vibrates", LogType.ConsoleOnly);
LogFile.Log("The relock-sequence will resume automatically", LogType.ConsoleOnly);
LogFile.Log("Waiting for manual reset of the phone...", LogType.ConsoleOnly);
SetWorkingStatus("You need to manually reset your phone now!", "The phone is currently in Mass Storage Mode. To continue the relock-sequence, the phone needs to be rebooted. Keep the phone connected to the PC. Reboot the phone manually by pressing and holding the power-button of the phone for about 10 seconds until it vibrates. The relock-sequence will resume automatically.", null, false, WPinternalsStatus.WaitingForManualReset);
await Notifier.WaitForRemoval();
SetWorkingStatus("Rebooting phone...");
await Notifier.WaitForArrival();
}
catch
{
// If switching to mass storage mode failed, then we just skip that part. This might be a half unlocked phone.
LogFile.Log("Skipping Mass Storage mode", LogType.FileAndConsole);
}
// Phone can also be in normal mode if switching to Mass Storage Mode had failed.
if (Notifier.CurrentInterface == PhoneInterfaces.Lumia_Normal)
await SwitchModeViewModel.SwitchToWithStatus(Notifier, PhoneInterfaces.Lumia_Flash, SetWorkingStatus, UpdateWorkingStatus);
if ((Notifier.CurrentInterface != PhoneInterfaces.Lumia_Bootloader) && (Notifier.CurrentInterface != PhoneInterfaces.Lumia_Flash))
await Notifier.WaitForArrival();
SetWorkingStatus("Flashing...", "The phone may reboot a couple of times. Just wait for it.", null, Status: WPinternalsStatus.Flashing);
((NokiaFlashModel)Notifier.CurrentModel).SwitchToFlashAppContext();
List<FlashPart> FlashParts = new List<FlashPart>();
FlashPart Part;
FlashModel = (NokiaFlashModel)Notifier.CurrentModel;
// Remove IS_UNLOCKED flag in GPT
byte[] GPTChunk = GetGptChunk(FlashModel, 0x20000); // TODO: Get proper profile FFU and get ChunkSizeInBytes
GPT = new GPT(GPTChunk);
bool GPTChanged = false;
Partition IsUnlockedPartition = GPT.GetPartition("IS_UNLOCKED");
if (IsUnlockedPartition != null)
{
GPT.Partitions.Remove(IsUnlockedPartition);
GPTChanged = true;
}
Partition EfiEspBackupPartition = GPT.GetPartition("BACKUP_EFIESP");
if (EfiEspBackupPartition != null)
{
// This must be a left over of a half unlocked bootloader
Partition EfiEspPartition = GPT.GetPartition("EFIESP");
EfiEspBackupPartition.Name = "EFIESP";
EfiEspBackupPartition.LastSector = EfiEspPartition.LastSector;
EfiEspBackupPartition.PartitionGuid = EfiEspPartition.PartitionGuid;
EfiEspBackupPartition.PartitionTypeGuid = EfiEspPartition.PartitionTypeGuid;
GPT.Partitions.Remove(EfiEspPartition);
GPTChanged = true;
}
Partition NvBackupPartition = GPT.GetPartition("BACKUP_BS_NV");
if (NvBackupPartition != null)
{
// This must be a left over of a half unlocked bootloader
Partition NvPartition = GPT.GetPartition("UEFI_BS_NV");
NvBackupPartition.Name = "UEFI_BS_NV";
NvBackupPartition.PartitionGuid = NvPartition.PartitionGuid;
NvBackupPartition.PartitionTypeGuid = NvPartition.PartitionTypeGuid;
GPT.Partitions.Remove(NvPartition);
GPTChanged = true;
}
if (GPTChanged)
{
GPT.Rebuild();
Part = new FlashPart();
Part.StartSector = 0;
Part.Stream = new MemoryStream(GPTChunk);
FlashParts.Add(Part);
}
if (EFIESPBackup != null)
{
Part = new FlashPart();
Target = GPT.GetPartition("EFIESP");
Part.StartSector = (UInt32)Target.FirstSector;
Part.Stream = new MemoryStream(EFIESPBackup);
FlashParts.Add(Part);
}
// We should only clear NV if there was no backup NV to be restored and the current NV contains the SB unlock.
bool NvCleared = false;
PhoneInfo Info = ((NokiaFlashModel)Notifier.CurrentModel).ReadPhoneInfo();
if ((NvBackupPartition == null) && !Info.UefiSecureBootEnabled)
{
// ClearNV
Part = new FlashPart();
Target = GPT.GetPartition("UEFI_BS_NV");
Part.StartSector = (UInt32)Target.FirstSector;
Part.Stream = new MemoryStream(new byte[0x40000]);
FlashParts.Add(Part);
NvCleared = true;
}
WPinternalsStatus LastStatus = WPinternalsStatus.Undefined;
ulong? MaxProgressValue = null;
await LumiaV2UnlockBootViewModel.LumiaV2CustomFlash(Notifier, FFUPath, false, false, FlashParts, DoResetFirst, ClearFlashingStatusAtEnd: !NvCleared,
SetWorkingStatus: (m, s, v, a, st) =>
{
if (SetWorkingStatus != null)
{
if ((st == WPinternalsStatus.Scanning) || (st == WPinternalsStatus.WaitingForManualReset))
SetWorkingStatus(m, s, v, a, st);
else if ((LastStatus == WPinternalsStatus.Scanning) || (LastStatus == WPinternalsStatus.WaitingForManualReset) || (LastStatus == WPinternalsStatus.Undefined))
{
MaxProgressValue = v;
SetWorkingStatus("Flashing...", "The phone may reboot a couple of times. Just wait for it.", v, Status: WPinternalsStatus.Flashing);
}
LastStatus = st;
}
},
UpdateWorkingStatus: (m, s, v, st) =>
{
if (UpdateWorkingStatus != null)
{
if ((st == WPinternalsStatus.Scanning) || (st == WPinternalsStatus.WaitingForManualReset))
UpdateWorkingStatus(m, s, v, st);
else if ((LastStatus == WPinternalsStatus.Scanning) || (LastStatus == WPinternalsStatus.WaitingForManualReset))
SetWorkingStatus("Flashing...", "The phone may reboot a couple of times. Just wait for it.", MaxProgressValue, Status: WPinternalsStatus.Flashing);
else
UpdateWorkingStatus("Flashing...", "The phone may reboot a couple of times. Just wait for it.", v, Status: WPinternalsStatus.Flashing);
LastStatus = st;
}
});
if (NvBackupPartition != null)
{
// An old NV backup was restored and it possibly contained the IsFlashing flag.
// Can't clear it immeadiately, so we need another flash.
SetWorkingStatus("Flashing...", "The phone may reboot a couple of times. Just wait for it.", null, Status: WPinternalsStatus.Flashing);
// If last flash was a normal flash, with no forced crash at the end (!NvCleared), then we have to wait for device arrival, because it could still be detected as Flash-mode from previous flash.
// When phone was forcably crashed, it can be in emergency mode, or still rebooting. Then also wait for device arrival.
// But it is also possible that it is already in bootmgr mode after being crashed (Lumia 950 / 950XL). In that case don't wait for arrival.
if (!NvCleared || ((Notifier.CurrentInterface != PhoneInterfaces.Lumia_Bootloader) && (Notifier.CurrentInterface != PhoneInterfaces.Lumia_Flash)))
await Notifier.WaitForArrival();
if (Notifier.CurrentInterface == PhoneInterfaces.Lumia_Bootloader)
((NokiaFlashModel)Notifier.CurrentModel).SwitchToFlashAppContext();
if (Notifier.CurrentInterface == PhoneInterfaces.Lumia_Flash)
{
await LumiaV2UnlockBootViewModel.LumiaV2CustomFlash(Notifier, FFUPath, false, false, null, DoResetFirst, ClearFlashingStatusAtEnd: true, ShowProgress: false);
}
}
LogFile.Log("Phone is relocked", LogType.FileAndConsole);
ExitSuccess("The phone is relocked", "NOTE: Make sure the phone properly boots and shuts down at least once before you unlock it again");
}
catch (Exception Ex)
{
LogFile.LogException(Ex);
ExitFailure("Error: " + Ex.Message, null);
}
finally
{
LogFile.EndAction("RelockPhone");
}
}
internal static async Task LumiaV2ClearNV(System.Threading.SynchronizationContext UIContext, string FFUPath, bool DoResetFirst = true)
{
LogFile.BeginAction("ClearNV");
try
{
LogFile.Log("Command: Clear NV", LogType.FileAndConsole);
PhoneNotifierViewModel Notifier = new PhoneNotifierViewModel();
UIContext.Send(s => Notifier.Start(), null);
NokiaFlashModel FlashModel = (NokiaFlashModel)(await SwitchModeViewModel.SwitchTo(Notifier, PhoneInterfaces.Lumia_Flash));
List<FlashPart> Parts = new List<FlashPart>();
// Use GetGptChunk() here instead of ReadGPT(), because ReadGPT() skips the first sector.
// We need the fist sector if we want to write back the GPT.
byte[] GPTChunk = GetGptChunk(FlashModel, 0x20000);
GPT GPT = new GPT(GPTChunk);
bool GPTChanged = false;
Partition BACKUP_BS_NV = GPT.GetPartition("BACKUP_BS_NV");
Partition UEFI_BS_NV;
if (BACKUP_BS_NV == null)
{
BACKUP_BS_NV = GPT.GetPartition("UEFI_BS_NV");
Guid OriginalPartitionTypeGuid = BACKUP_BS_NV.PartitionTypeGuid;
Guid OriginalPartitionGuid = BACKUP_BS_NV.PartitionGuid;
BACKUP_BS_NV.Name = "BACKUP_BS_NV";
BACKUP_BS_NV.PartitionGuid = Guid.NewGuid();
BACKUP_BS_NV.PartitionTypeGuid = Guid.NewGuid();
UEFI_BS_NV = new Partition();
UEFI_BS_NV.Name = "UEFI_BS_NV";
UEFI_BS_NV.Attributes = BACKUP_BS_NV.Attributes;
UEFI_BS_NV.PartitionGuid = OriginalPartitionGuid;
UEFI_BS_NV.PartitionTypeGuid = OriginalPartitionTypeGuid;
UEFI_BS_NV.FirstSector = BACKUP_BS_NV.LastSector + 1;
UEFI_BS_NV.LastSector = UEFI_BS_NV.FirstSector + BACKUP_BS_NV.LastSector - BACKUP_BS_NV.FirstSector;
GPT.Partitions.Add(UEFI_BS_NV);
GPTChanged = true;
}
if (GPTChanged)
{
GPT.Rebuild();
FlashPart Part = new FlashPart();
Part.StartSector = 0;
Part.Stream = new MemoryStream(GPTChunk);
Parts.Add(Part);
}
using (MemoryStream Space = new MemoryStream(new byte[0x40000]))
{
Partition Target = GPT.GetPartition("UEFI_BS_NV");
Parts.Add(new FlashPart() { StartSector = (uint)Target.FirstSector, Stream = Space });
await LumiaV2CustomFlash(Notifier, FFUPath, false, false, Parts, DoResetFirst, ClearFlashingStatusAtEnd: false);
}
LogFile.Log("NV successfully cleared!", LogType.FileAndConsole);
Notifier.Stop();
}
catch (Exception Ex)
{
LogFile.LogException(Ex);
}
finally
{
LogFile.EndAction("ClearNV");
}
}
internal static async Task LumiaV2FlashPartition(System.Threading.SynchronizationContext UIContext, string FFUPath, string PartitionName, string PartitionPath, bool DoResetFirst = true)
{
LogFile.BeginAction("FlashPartition");
try
{
LogFile.Log("Command: Flash Partition", LogType.FileAndConsole);
LogFile.Log("Partition name: " + PartitionName, LogType.FileAndConsole);
LogFile.Log("Partition file: " + PartitionPath, LogType.FileAndConsole);
if (FFUPath != null)
LogFile.Log("Profile FFU file: " + FFUPath, LogType.FileAndConsole);
PhoneNotifierViewModel Notifier = new PhoneNotifierViewModel();
UIContext.Send(s => Notifier.Start(), null);
NokiaFlashModel FlashModel = (NokiaFlashModel)(await SwitchModeViewModel.SwitchTo(Notifier, PhoneInterfaces.Lumia_Flash));
PhoneInfo Info = FlashModel.ReadPhoneInfo();
// Use GetGptChunk() here instead of ReadGPT(), because ReadGPT() skips the first sector.
// We need the fist sector if we want to write back the GPT.
byte[] GPTChunk = GetGptChunk(FlashModel, 0x20000);
GPT GPT = new GPT(GPTChunk);
Partition TargetPartition = GPT.GetPartition(PartitionName);
if (TargetPartition == null)
throw new WPinternalsException("Target partition not found!");
LogFile.Log("Target-partition found at sector: 0x" + TargetPartition.FirstSector.ToString("X8") + " - 0x" + TargetPartition.LastSector.ToString("X8"), LogType.FileAndConsole);
bool IsUnlocked = false;
bool GPTChanged = false;
List<FlashPart> Parts = new List<FlashPart>();
FlashPart Part;
if (string.Compare(PartitionName, "EFIESP", true) == 0)
{
byte[] EfiespBinary = File.ReadAllBytes(PartitionPath);
IsUnlocked = ((ByteOperations.ReadUInt32(EfiespBinary, 0x20) == (EfiespBinary.Length / 0x200 / 2)) && (ByteOperations.ReadAsciiString(EfiespBinary, (UInt32)(EfiespBinary.Length / 2) + 3, 8)) == "MSDOS5.0");
if (IsUnlocked)
{
Partition IsUnlockedFlag = GPT.GetPartition("IS_UNLOCKED");
if (IsUnlockedFlag == null)
{
IsUnlockedFlag = new Partition();
IsUnlockedFlag.Name = "IS_UNLOCKED";
IsUnlockedFlag.Attributes = 0;
IsUnlockedFlag.PartitionGuid = Guid.NewGuid();
IsUnlockedFlag.PartitionTypeGuid = Guid.NewGuid();
IsUnlockedFlag.FirstSector = 0x40;
IsUnlockedFlag.LastSector = 0x40;
GPT.Partitions.Add(IsUnlockedFlag);
GPTChanged = true;
}
}
else
{
Partition IsUnlockedFlag = GPT.GetPartition("IS_UNLOCKED");
if (IsUnlockedFlag != null)
{
GPT.Partitions.Remove(IsUnlockedFlag);
GPTChanged = true;
}
}
if (GPTChanged)
{
GPT.Rebuild();
Part = new FlashPart();
Part.StartSector = 0;
Part.Stream = new MemoryStream(GPTChunk);
Parts.Add(Part);
}
}
using (FileStream Stream = new FileStream(PartitionPath, FileMode.Open))
{
if ((UInt64)Stream.Length != (TargetPartition.SizeInSectors * 0x200))
throw new WPinternalsException("Raw partition has wrong size. Size = 0x" + Stream.Length.ToString("X8") + ". Expected size = 0x" + (TargetPartition.SizeInSectors * 0x200).ToString("X8"));
Part = new FlashPart();
Part.StartSector = (UInt32)TargetPartition.FirstSector;
Part.Stream = Stream;
Parts.Add(Part);
await LumiaV2CustomFlash(Notifier, FFUPath, false, false, Parts, DoResetFirst, string.Compare(PartitionName, "UEFI_BS_NV", true) != 0);
}
Notifier.Stop();
}
catch (Exception Ex)
{
LogFile.LogException(Ex);
}
finally
{
LogFile.EndAction("FlashPartition");
}
}
internal static async Task LumiaV2FlashRaw(System.Threading.SynchronizationContext UIContext, UInt64 StartSector, string DataPath, string FFUPath, bool DoResetFirst = true)
{
LogFile.BeginAction("FlashRaw");
try
{
LogFile.Log("Command: Flash Raw", LogType.FileAndConsole);
LogFile.Log("Start sector: 0x" + StartSector.ToString("X16"), LogType.FileAndConsole);
LogFile.Log("Data file: " + DataPath, LogType.FileAndConsole);
if (FFUPath != null)
LogFile.Log("FFU file: " + FFUPath, LogType.FileAndConsole);
PhoneNotifierViewModel Notifier = new PhoneNotifierViewModel();
UIContext.Send(s => Notifier.Start(), null);
NokiaFlashModel FlashModel = (NokiaFlashModel)(await SwitchModeViewModel.SwitchTo(Notifier, PhoneInterfaces.Lumia_Flash));
PhoneInfo Info = FlashModel.ReadPhoneInfo();
byte[] Data = System.IO.File.ReadAllBytes(DataPath);
await LumiaV2CustomFlash(Notifier, FFUPath, false, false, (UInt32)StartSector, Data, DoResetFirst);
Notifier.Stop();
}
catch (Exception Ex)
{
LogFile.LogException(Ex);
}
finally
{
LogFile.EndAction("FlashRaw");
}
}
internal async static Task LumiaV2CustomFlash(PhoneNotifierViewModel Notifier, string FFUPath, bool PerformFullFlashFirst, bool SkipWrite, UInt32 StartSector, byte[] Data, bool DoResetFirst = true, bool ClearFlashingStatusAtEnd = true, bool CheckSectorAlignment = true, bool ShowProgress = true, bool Experimental = false) //, string LoaderPath = null)
{
using (MemoryStream Stream = new MemoryStream(Data))
{
FlashPart Part = new FlashPart() { StartSector = StartSector, Stream = Stream };
List<FlashPart> Parts = new List<FlashPart>();
Parts.Add(Part);
await LumiaV2CustomFlash(Notifier, FFUPath, PerformFullFlashFirst, SkipWrite, Parts, DoResetFirst, ClearFlashingStatusAtEnd, CheckSectorAlignment, ShowProgress, Experimental);
}
}
internal async static Task LumiaV2CustomFlash(PhoneNotifierViewModel Notifier, string FFUPath, bool PerformFullFlashFirst, bool SkipWrite, UInt32 StartSector, Stream Data, bool DoResetFirst = true, bool ClearFlashingStatusAtEnd = true, bool CheckSectorAlignment = true, bool ShowProgress = true, bool Experimental = false) //, string LoaderPath = null)
{
FlashPart Part = new FlashPart() { StartSector = StartSector, Stream = Data };
List<FlashPart> Parts = new List<FlashPart>();
Parts.Add(Part);
await LumiaV2CustomFlash(Notifier, FFUPath, PerformFullFlashFirst, SkipWrite, Parts, DoResetFirst, ClearFlashingStatusAtEnd, CheckSectorAlignment, ShowProgress, Experimental);
}
// Magic!
internal async static Task LumiaV2CustomFlash(PhoneNotifierViewModel Notifier, string FFUPath, bool PerformFullFlashFirst, bool SkipWrite, List<FlashPart> FlashParts, bool DoResetFirst = true, bool ClearFlashingStatusAtEnd = true, bool CheckSectorAlignment = true, bool ShowProgress = true, bool Experimental = false, SetWorkingStatus SetWorkingStatus = null, UpdateWorkingStatus UpdateWorkingStatus = null, ExitSuccess ExitSuccess = null, ExitFailure ExitFailure = null, string ProgrammerPath = null) //, string LoaderPath = null)
{
// Both SecurityHeader and StoreHeader need to be modified.
// Those should both not fall in a memory-gap to allow modification.
// The partial FFU header must be allocated in front of those headers, so the size of the partial header must be at least the size of the the SecurityHeader.
// Hashes take more space than descriptors, so the SecurityHeader will always be the biggest.
bool AutoEmergencyReset = true;
bool Timeout;
if (SetWorkingStatus == null) SetWorkingStatus = (m, s, v, a, st) => { };
if (UpdateWorkingStatus == null) UpdateWorkingStatus = (m, s, v, st) => { };
if (ExitSuccess == null) ExitSuccess = (m, s) => { };
if (ExitFailure == null) ExitFailure = (m, s) => { };
NokiaFlashModel Model = (NokiaFlashModel)Notifier.CurrentModel;
PhoneInfo Info = Model.ReadPhoneInfo();
string Type = Info.Type;
if (ProgrammerPath == null)
{
ProgrammerPath = GetProgrammerPath(Info.RKH, Type);
if (ProgrammerPath == null)
LogFile.Log("WARNING: No emergency programmer file found. Finding flash profile and rebooting phone may take a long time!", LogType.FileAndConsole);
}
List<FFUEntry> FFUs = null;
FlashProfile Profile;
if (FFUPath == null)
{
// Try to find an FFU from the repository for which there is also a known flashing profile
FFUs = App.Config.FFURepository.Where(e => (Info.PlatformID.StartsWith(e.PlatformID, StringComparison.OrdinalIgnoreCase) && e.Exists())).ToList();
foreach (FFUEntry CurrentEntry in FFUs)
{
Profile = App.Config.GetProfile(Info.PlatformID, Info.Firmware, CurrentEntry.FirmwareVersion);
if (Profile != null)
{
FFUPath = CurrentEntry.Path;
break;
}
}
}
if (FFUPath == null)
{
// Try to find any FFU with matching PlatformID in the repository
if (FFUs.Count > 0)
{
FFUPath = FFUs[0].Path;
}
}
if (FFUPath == null)
throw new WPinternalsException("No valid profile FFU found in repository", "You can download necessary files in the "Download" section");
FFU FFU = new FFU(FFUPath);
UInt32 UpdateType = ByteOperations.ReadUInt32(FFU.StoreHeader, 0);
if (UpdateType != 0)
throw new WPinternalsException("Only Full Flash images supported");
UInt32 ChunkCount = 1; // Always flash one extra chunk on the GPT (for purpose of testing and for making sure that first chunk does not contain all zero's).
if (FlashParts != null)
{
foreach (FlashPart Part in FlashParts)
{
if (Part.Stream == null)
throw new ArgumentException("Stream is null");
if (!Part.Stream.CanSeek)
throw new ArgumentException("Streams must be seekable");
if (((Part.StartSector * 0x200) % FFU.ChunkSize) != 0)
throw new ArgumentException("Invalid StartSector alignment");
if (CheckSectorAlignment)
{
if ((Part.Stream.Length % FFU.ChunkSize) != 0)
throw new ArgumentException("Invalid Data length");
}
ChunkCount += (UInt32)(Part.Stream.Length / FFU.ChunkSize);
}
}
if ((Info.SecureFfuSupportedProtocolMask & ((ushort)FfuProtocol.ProtocolSyncV2)) == 0) // Exploit needs protocol v2 -> This check is not conclusive, because old phones also report support for this protocol, although it is really not supported.
throw new WPinternalsException("Flash failed!", "Protocols not supported");
if (Info.FlashAppProtocolVersionMajor < 2) // Old phones do not support the hack. These phones have Flash protocol 1.x.
throw new WPinternalsException("Flash failed!", "Protocols not supported");
UEFI UEFI = new UEFI(FFU.GetPartition("UEFI"));
string BootMgrName = UEFI.EFIs.Where(efi => ((efi.Name != null) && (efi.Name.Contains("BootMgrApp")))).First().Name;
UInt32 EstimatedSizeOfMemGap = (UInt32)UEFI.GetFile(BootMgrName).Length;
byte Options = 0;
if (SkipWrite)
Options = (byte)FlashOptions.SkipWrite;
if (!Info.SecureFfuEnabled || Info.Authenticated || Info.RdcPresent)
Options = (byte)((FlashOptions)Options | FlashOptions.SkipSignatureCheck);
// Gap fill calculation:
// About 0x18000 of the gap is used for other purposes.
// Then round down to fill up the rest of the space, to make sure the memory for the headers is not allocated in a gap.
UInt32 EstimatedGapFill = FFU.RoundDownToChunks(EstimatedSizeOfMemGap - 0x18000);
UInt32 MaximumGapFill;
int MaximumAttempts;
if (!Experimental)
{
MaximumGapFill = FFU.RoundUpToChunks(2 * EstimatedSizeOfMemGap);
MaximumAttempts = (int)(((MaximumGapFill / FFU.ChunkSize) + 1) * 4);
}
else
{
MaximumGapFill = FFU.RoundUpToChunks(4 * EstimatedSizeOfMemGap);
MaximumAttempts = (int)(((MaximumGapFill / FFU.ChunkSize) + 1) * 8);
}
byte[] GPTChunk = GetGptChunk(Model, (UInt32)FFU.ChunkSize);
// Start with a reset
if (DoResetFirst)
{
SetWorkingStatus("Initializing flash...", "Rebooting phone", null, Status: WPinternalsStatus.Initializing);
// When in flash mode, it is not possible to reboot straight to flash.
// Reboot and catch the phone in bootloader mode and then switch to flash context
Model.ResetPhone();
#region Properly recover from reset - many phones respond differently
Timeout = false;
try
{
await Notifier.WaitForArrival().TimeoutAfter<IDisposable>(TimeSpan.FromSeconds(40));
}
catch (TimeoutException)
{
Timeout = true;
}
if ((Notifier.CurrentInterface == null) && (!AutoEmergencyReset || Timeout))
{
AutoEmergencyReset = false;
if (Timeout)
{
LogFile.Log("The phone is not responding", LogType.ConsoleOnly);
LogFile.Log("It might be in emergency mode, while you have no matching driver installed", LogType.ConsoleOnly);
}
LogFile.Log("To continue the unlock-sequence, the phone needs to be rebooted", LogType.ConsoleOnly);
LogFile.Log("Keep the phone connected to the PC", LogType.ConsoleOnly);
LogFile.Log("Reboot the phone manually by pressing and holding the power-button of the phone for about 10 seconds until it vibrates", LogType.ConsoleOnly);
LogFile.Log("The unlock-sequence will resume automatically", LogType.ConsoleOnly);
LogFile.Log("Waiting for manual reset of the phone...", LogType.ConsoleOnly);
SetWorkingStatus("You need to manually reset your phone now!", (Timeout ? "The phone is not responding. It might be in emergency mode, while you have no matching driver installed. " : "") + "To continue the unlock-sequence, the phone needs to be rebooted. Keep the phone connected to the PC. Reboot the phone manually by pressing and holding the power-button of the phone for about 10 seconds until it vibrates. The unlock-sequence will resume automatically.", null, false, WPinternalsStatus.WaitingForManualReset);
await Notifier.WaitForRemoval();
UpdateWorkingStatus("Initializing flash...", null, null);
await Notifier.WaitForArrival();
}
if (Notifier.CurrentInterface == PhoneInterfaces.Qualcomm_Download)
{
if (ProgrammerPath != null)
{
QualcommSahara Sahara = new QualcommSahara((QualcommSerial)Notifier.CurrentModel);
await Sahara.Reset(ProgrammerPath);
await Notifier.WaitForArrival();
}
else
{
((QualcommSerial)Notifier.CurrentModel).Close(); // Prevent "Resource in use";
Timeout = false;
if (AutoEmergencyReset)
{
try
{
await Notifier.WaitForArrival().TimeoutAfter<IDisposable>(TimeSpan.FromSeconds(40));
}
catch (TimeoutException)
{
Timeout = true;
}
}
if (!AutoEmergencyReset || Timeout)
{
AutoEmergencyReset = false;
LogFile.Log("The phone is in emergency mode and you didn't provide an emergency programmer", LogType.ConsoleOnly);
LogFile.Log("This phone also doesn't seem to reboot after a timeout, so you got to help a bit", LogType.ConsoleOnly);
LogFile.Log("Keep the phone connected to the PC", LogType.ConsoleOnly);
LogFile.Log("Reboot the phone manually by pressing and holding the power-button of the phone for about 10 seconds until it vibrates", LogType.ConsoleOnly);
LogFile.Log("The unlock-sequence will resume automatically", LogType.ConsoleOnly);
LogFile.Log("To prevent this, provide an emergency programmer next time you will unlock a bootloader", LogType.ConsoleOnly);
LogFile.Log("Waiting for manual reset of the phone...", LogType.ConsoleOnly);
SetWorkingStatus("You need to manually reset your phone now!", "The phone is in emergency mode and you didn't provide an emergency programmer. This phone also doesn't seem to reboot after a timeout, so you got to help a bit. Keep the phone connected to the PC. Reboot the phone manually by pressing and holding the power-button of the phone for about 10 seconds until it vibrates. The unlock-sequence will resume automatically. To prevent this, provide an emergency programmer next time you will unlock a bootloader.", null, false, WPinternalsStatus.WaitingForManualReset);
await Notifier.WaitForRemoval();
UpdateWorkingStatus("Initializing flash...", null, null);
await Notifier.WaitForArrival();
}
}
}
#endregion
if ((Notifier.CurrentInterface != PhoneInterfaces.Lumia_Flash) && (Notifier.CurrentInterface != PhoneInterfaces.Lumia_Bootloader))
throw new WPinternalsException("Phone is in wrong mode");
Model = (NokiaFlashModel)Notifier.CurrentModel;
UpdateWorkingStatus("Initializing flash...", null, null);
}
try
{
// This will succeed on new models
Model.SwitchToFlashAppContext();
Model.DisableRebootTimeOut();
}
catch
{
// This will succeed on old models
Model.ResetPhoneToFlashMode();
await Notifier.WaitForArrival();
Model = (NokiaFlashModel)Notifier.CurrentModel;
}
bool AssumeImageHeaderFallsInGap = true;
bool AllocateAsyncBuffersOnPhone = true;
bool AllocateBackupBuffersOnPhone = false;
UInt32 CurrentGapFill = EstimatedGapFill;
UInt32 OldGapFill;
bool Success = false;
bool Abort = false;
bool PhoneNeedsReset = false;
bool WaitForReset = false;
int AttemptCount = 0;
UInt32 ExploitHeaderAllocationSize = 0;
UInt32 LastHeaderV2Size = 0;
byte[] PartialHeader;
byte[] FfuHeader;
UInt64 CombinedFFUHeaderSize;
Allocation SecurityHeaderAllocation = null;
Allocation ImageHeaderAllocation = null;
Allocation StoreHeaderAllocation = null;
Allocation PartialHeaderAllocation = null;
UInt32 HeaderOffset = 0;
bool Scanning = false;
bool ResetScanning = false;
Profile = App.Config.GetProfile(Info.PlatformID, Info.Firmware, FFU.GetFirmwareVersion());
if (Profile == null)
LogFile.Log("No flashing profile found", LogType.FileAndConsole);
else
{
if (ShowProgress)
LogFile.Log("Flashing profile loaded", LogType.FileAndConsole);
CurrentGapFill = Profile.FillSize;
ExploitHeaderAllocationSize = Profile.HeaderSize;
AllocateAsyncBuffersOnPhone = Profile.AllocateAsyncBuffersOnPhone;
AssumeImageHeaderFallsInGap = Profile.AssumeImageHeaderFallsInGap;
}
do
{
AttemptCount++;