Ryujinx/Ryujinx.HLE/Loaders/Npdm/ACID.cs

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2018-11-29 02:01:19 +00:00
using Ryujinx.HLE.Exceptions;
using System.IO;
namespace Ryujinx.HLE.Loaders.Npdm
{
class ACID
{
private const int ACIDMagic = 'A' << 0 | 'C' << 8 | 'I' << 16 | 'D' << 24;
public byte[] RSA2048Signature { get; private set; }
public byte[] RSA2048Modulus { get; private set; }
public int Unknown1 { get; private set; }
public int Flags { get; private set; }
public long TitleIdRangeMin { get; private set; }
public long TitleIdRangeMax { get; private set; }
public FsAccessControl FsAccessControl { get; private set; }
public ServiceAccessControl ServiceAccessControl { get; private set; }
public KernelAccessControl KernelAccessControl { get; private set; }
public ACID(Stream Stream, int Offset)
{
Stream.Seek(Offset, SeekOrigin.Begin);
BinaryReader Reader = new BinaryReader(Stream);
RSA2048Signature = Reader.ReadBytes(0x100);
RSA2048Modulus = Reader.ReadBytes(0x100);
if (Reader.ReadInt32() != ACIDMagic)
{
throw new InvalidNpdmException("ACID Stream doesn't contain ACID section!");
}
//Size field used with the above signature (?).
Unknown1 = Reader.ReadInt32();
Reader.ReadInt32();
//Bit0 must be 1 on retail, on devunit 0 is also allowed. Bit1 is unknown.
Flags = Reader.ReadInt32();
TitleIdRangeMin = Reader.ReadInt64();
TitleIdRangeMax = Reader.ReadInt64();
int FsAccessControlOffset = Reader.ReadInt32();
int FsAccessControlSize = Reader.ReadInt32();
int ServiceAccessControlOffset = Reader.ReadInt32();
int ServiceAccessControlSize = Reader.ReadInt32();
int KernelAccessControlOffset = Reader.ReadInt32();
int KernelAccessControlSize = Reader.ReadInt32();
FsAccessControl = new FsAccessControl(Stream, Offset + FsAccessControlOffset, FsAccessControlSize);
ServiceAccessControl = new ServiceAccessControl(Stream, Offset + ServiceAccessControlOffset, ServiceAccessControlSize);
KernelAccessControl = new KernelAccessControl(Stream, Offset + KernelAccessControlOffset, KernelAccessControlSize);
}
}
}