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Fix loading tickets from a Sha256PartitionFileSystem (#5844)

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Alex Barney 2023-10-24 09:26:25 -07:00 committed by GitHub
parent b1f8f868f6
commit 56fe2ff535
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1 changed files with 10 additions and 1 deletions
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11
src/Ryujinx.HLE/FileSystem/VirtualFileSystem.cs
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@ -264,7 +264,16 @@ namespace Ryujinx.HLE.FileSystem
if (result.IsSuccess()) if (result.IsSuccess())
{ {
Ticket ticket = new(ticketFile.Get.AsStream()); // When reading a file from a Sha256PartitionFileSystem, you can't start a read in the middle
// of the hashed portion (usually the first 0x200 bytes) of the file and end the read after
// the end of the hashed portion, so we read the ticket file using a single read.
byte[] ticketData = new byte[0x2C0];
result = ticketFile.Get.Read(out long bytesRead, 0, ticketData);
if (result.IsFailure() || bytesRead != ticketData.Length)
continue;
Ticket ticket = new(new MemoryStream(ticketData));
var titleKey = ticket.GetTitleKey(KeySet); var titleKey = ticket.GetTitleKey(KeySet);
if (titleKey != null) if (titleKey != null)