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Support sending V1 FFU payloads in the custom flash v3 algorithm

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This commit is contained in:
Gustave Monce
2020-01-14 15:16:02 +01:00
parent db81853e07
commit 3e6529119f
2 changed files with 37 additions and 19 deletions
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ViewModels/LumiaV2UnlockBootViewModel.cs
+2 -3
View File
@@ -445,7 +445,6 @@ namespace WPinternals
NokiaFlashModel Model = (NokiaFlashModel)Notifier.CurrentModel;
PhoneInfo Info = Model.ReadPhoneInfo();
byte[] GPTChunk = LumiaUnlockBootloaderViewModel.GetGptChunk(Model, 131072u);
GPT GPT = new GPT(GPTChunk);
@@ -474,13 +473,13 @@ namespace WPinternals
}
if (UseOlderExploit || !ClearFlashingStatusAtEnd)
await LumiaV20CustomFlash(Notifier, FFUPath, PerformFullFlashFirst, SkipWrite, FlashParts, DoResetFirst, ClearFlashingStatusAtEnd, CheckSectorAlignment, ShowProgress, Experimental, SetWorkingStatus, UpdateWorkingStatus, ExitSuccess, ExitFailure, ProgrammerPath);
await LumiaV2CustomFlashInternal(Notifier, FFUPath, PerformFullFlashFirst, SkipWrite, FlashParts, DoResetFirst, ClearFlashingStatusAtEnd, CheckSectorAlignment, ShowProgress, Experimental, SetWorkingStatus, UpdateWorkingStatus, ExitSuccess, ExitFailure, ProgrammerPath);
else
await LumiaV3FlashRomViewModel.LumiaV3CustomFlash(Notifier, FlashParts, CheckSectorAlignment, SetWorkingStatus, UpdateWorkingStatus, ExitSuccess, ExitFailure);
}
// Magic!
internal async static Task LumiaV20CustomFlash(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)
internal async static Task LumiaV2CustomFlashInternal(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.
ViewModels/LumiaV3FlashRomViewModel.cs
+35 -16
View File
@@ -11,7 +11,6 @@ namespace WPinternals
{
internal class LumiaV3FlashRomViewModel : ContextViewModel
{
private static void RoundUpToChunks(Stream stream, UInt32 chunkSize)
{
Int64 Size = stream.Length;
@@ -116,9 +115,9 @@ namespace WPinternals
byte[] hash = new SHA1Managed().ComputeHash(hashData);
byte[] catalog = new byte[catalog_first_part.Length + hash.Length + catalog_second_part.Length];
System.Buffer.BlockCopy(catalog_first_part, 0, catalog, 0, catalog_first_part.Length);
System.Buffer.BlockCopy(hash, 0, catalog, catalog_first_part.Length, hash.Length);
System.Buffer.BlockCopy(catalog_second_part, 0, catalog, catalog_first_part.Length + hash.Length, catalog_second_part.Length);
Buffer.BlockCopy(catalog_first_part, 0, catalog, 0, catalog_first_part.Length);
Buffer.BlockCopy(hash, 0, catalog, catalog_first_part.Length, hash.Length);
Buffer.BlockCopy(catalog_second_part, 0, catalog, catalog_first_part.Length + hash.Length, catalog_second_part.Length);
return catalog;
}
@@ -236,10 +235,18 @@ namespace WPinternals
store.WriteDescriptorLength += payload.GetStoreHeaderSize();
}
byte[] GPTChunk = LumiaUnlockBootloaderViewModel.GetGptChunk(Model, 0x20000);
GPT GPT = new GPT(GPTChunk);
UInt64 PlatEnd = 0;
if (GPT.Partitions.Any(x => x.Name == "PLAT"))
{
PlatEnd = GPT.GetPartition("PLAT").LastSector;
}
foreach (LumiaV2UnlockBootViewModel.FlashingPayload payload in payloads)
{
/*if (payload.TargetLocations.First() > PlatEnd)
break;*/
if (payload.TargetLocations.First() > PlatEnd)
break;
store.FlashOnlyTableIndex += 1;
}
@@ -303,7 +310,7 @@ namespace WPinternals
BinaryWriter bw = new BinaryWriter(new MemoryStream(HashTable));
SHA256 crypto = SHA256.Create();
for (int i = 0; i < Headerstream1.Length / chunkSize; i++)
for (Int32 i = 0; i < Headerstream1.Length / chunkSize; i++)
{
byte[] buffer = new byte[chunkSize];
Headerstream1.Read(buffer, 0, (Int32)chunkSize);
@@ -311,7 +318,7 @@ namespace WPinternals
bw.Write(hash, 0, hash.Length);
}
for (int i = 0; i < Headerstream2.Length / chunkSize; i++)
for (Int32 i = 0; i < Headerstream2.Length / chunkSize; i++)
{
byte[] buffer = new byte[chunkSize];
Headerstream2.Read(buffer, 0, (Int32)chunkSize);
@@ -372,12 +379,12 @@ namespace WPinternals
retstream.Seek(0, SeekOrigin.Begin);
byte[] FfuHeader = new byte[retstream.Length];
await retstream.ReadAsync(FfuHeader, 0, (int)retstream.Length);
await retstream.ReadAsync(FfuHeader, 0, (Int32)retstream.Length);
retstream.Close();
byte Options = 0;
Byte Options = 0;
if (!Info.IsBootloaderSecure)
Options = (byte)((FlashOptions)Options | FlashOptions.SkipSignatureCheck);
Options = (Byte)((FlashOptions)Options | FlashOptions.SkipSignatureCheck);
LogFile.Log("Flash in progress...", LogType.ConsoleOnly);
SetWorkingStatus("Flashing...", null, (UInt64?)payloads.Count(), Status: WPinternalsStatus.Flashing);
@@ -385,11 +392,15 @@ namespace WPinternals
Model.SendFfuHeaderV1(FfuHeader, Options);
UInt64 counter = 0;
Int32 numberOfPayloadsToSendAtOnce = 1;
if ((Info.SecureFfuSupportedProtocolMask & (UInt16)FfuProtocol.ProtocolSyncV2) != 0)
{
numberOfPayloadsToSendAtOnce = (Int32)Math.Round((Double)Info.WriteBufferSize / chunkSize);
}
int numberOfPayloadsToSendAtOnce = (int)Math.Round((double)Info.WriteBufferSize / chunkSize);
byte[] payloadBuffer;
for (int i = 0; i < payloads.Count(); i+= numberOfPayloadsToSendAtOnce)
for (Int32 i = 0; i < payloads.Count(); i+= numberOfPayloadsToSendAtOnce)
{
if (i + numberOfPayloadsToSendAtOnce - 1 >= payloads.Count())
{
@@ -400,12 +411,12 @@ namespace WPinternals
string ProgressText = "Flashing resources";
for (int j = 0; j < numberOfPayloadsToSendAtOnce; j++)
for (Int32 j = 0; j < numberOfPayloadsToSendAtOnce; j++)
{
LumiaV2UnlockBootViewModel.FlashingPayload payload = payloads[i + j];
UInt32 StreamIndex = payload.StreamIndexes.First();
FlashPart flashPart = FlashParts[(int)StreamIndex];
FlashPart flashPart = FlashParts[(Int32)StreamIndex];
if (flashPart.ProgressText != null)
ProgressText = flashPart.ProgressText;
@@ -416,7 +427,15 @@ namespace WPinternals
counter++;
}
Model.SendFfuPayloadV2(payloadBuffer, int.Parse((counter * 100 / (ulong)payloads.Count()).ToString()));
if ((Info.SecureFfuSupportedProtocolMask & (ushort)FfuProtocol.ProtocolSyncV2) != 0)
{
Model.SendFfuPayloadV2(payloadBuffer, Int32.Parse((counter * 100 / (UInt64)payloads.Count()).ToString()));
}
else
{
Model.SendFfuPayloadV1(payloadBuffer, Int32.Parse((counter * 100 / (UInt64)payloads.Count()).ToString()));
}
UpdateWorkingStatus(ProgressText, null, counter, WPinternalsStatus.Flashing);
}