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Add partial support (zcid, rtmr, non-functional kms4k) for vista

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Co-authored-by: InvoxiPlayGames <22731889+InvoxiPlayGames@users.noreply.github.com>
This commit is contained in:
WitherOrNot
2025-03-01 02:01:39 -05:00
parent 8aa1f9078d
commit 6d759899d8
24 changed files with 1023 additions and 347 deletions
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102
LibTSforge/PhysicalStore/VariableBag.cs
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@ -3,6 +3,7 @@ namespace LibTSforge.PhysicalStore
using System;
using System.Collections.Generic;
using System.IO;
using System.Runtime.CompilerServices;
public enum CRCBlockType : uint
{
@ -11,7 +12,7 @@ namespace LibTSforge.PhysicalStore
BINARY = 1 << 2
}
public class CRCBlock
public abstract class CRCBlock
{
public CRCBlockType DataType;
public byte[] Key;
@ -50,7 +51,57 @@ namespace LibTSforge.PhysicalStore
}
}
public void Encode(BinaryWriter writer)
public abstract void Encode(BinaryWriter writer);
public abstract void Decode(BinaryReader reader);
public abstract uint CRC();
}
public class CRCBlockVista : CRCBlock
{
public override void Encode(BinaryWriter writer)
{
uint crc = CRC();
writer.Write((uint)DataType);
writer.Write(0);
writer.Write(Key.Length);
writer.Write(Value.Length);
writer.Write(crc);
writer.Write(Key);
writer.Write(Value);
}
public override void Decode(BinaryReader reader)
{
uint type = reader.ReadUInt32();
uint unk_zero = reader.ReadUInt32();
uint lenName = reader.ReadUInt32();
uint lenVal = reader.ReadUInt32();
uint crc = reader.ReadUInt32();
byte[] key = reader.ReadBytes((int)lenName);
byte[] value = reader.ReadBytes((int)lenVal);
DataType = (CRCBlockType)type;
Key = key;
Value = value;
if (CRC() != crc)
{
throw new InvalidDataException("Invalid CRC in variable bag.");
}
}
public override uint CRC()
{
return Utils.CRC32(Value);
}
}
public class CRCBlockModern : CRCBlock
{
public override void Encode(BinaryWriter writer)
{
uint crc = CRC();
writer.Write(crc);
@ -65,7 +116,7 @@ namespace LibTSforge.PhysicalStore
writer.Align(8);
}
public static CRCBlock Decode(BinaryReader reader)
public override void Decode(BinaryReader reader)
{
uint crc = reader.ReadUInt32();
uint type = reader.ReadUInt32();
@ -78,22 +129,17 @@ namespace LibTSforge.PhysicalStore
byte[] value = reader.ReadBytes((int)lenVal);
reader.Align(8);
CRCBlock block = new CRCBlock
{
DataType = (CRCBlockType)type,
Key = key,
Value = value,
};
DataType = (CRCBlockType)type;
Key = key;
Value = value;
if (block.CRC() != crc)
if (CRC() != crc)
{
throw new InvalidDataException("Invalid CRC in variable bag.");
}
return block;
}
public uint CRC()
public override uint CRC()
{
BinaryWriter wtemp = new BinaryWriter(new MemoryStream());
wtemp.Write(0);
@ -109,6 +155,7 @@ namespace LibTSforge.PhysicalStore
public class VariableBag
{
public List<CRCBlock> Blocks = new List<CRCBlock>();
private PSVersion Version;
public void Deserialize(byte[] data)
{
@ -118,7 +165,19 @@ namespace LibTSforge.PhysicalStore
while (reader.BaseStream.Position < len - 0x10)
{
Blocks.Add(CRCBlock.Decode(reader));
CRCBlock block;
if (Version == PSVersion.Vista)
{
block = new CRCBlockVista();
}
else
{
block = new CRCBlockModern();
}
block.Decode(reader);
Blocks.Add(block);
}
}
@ -128,7 +187,13 @@ namespace LibTSforge.PhysicalStore
foreach (CRCBlock block in Blocks)
{
block.Encode(writer);
if (Version == PSVersion.Vista)
{
((CRCBlockVista)block).Encode(writer);
} else
{
((CRCBlockModern)block).Encode(writer);
}
}
return writer.GetBytes();
@ -174,14 +239,15 @@ namespace LibTSforge.PhysicalStore
}
}
public VariableBag(byte[] data)
public VariableBag(byte[] data, PSVersion version)
{
Version = version;
Deserialize(data);
}
public VariableBag()
public VariableBag(PSVersion version)
{
Version = version;
}
}
}