mirror of
https://github.com/ryujinx-mirror/ryujinx.git
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210 lines
No EOL
7 KiB
C#
210 lines
No EOL
7 KiB
C#
using ChocolArm64.Memory;
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using Ryujinx.OsHle.Handles;
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using Ryujinx.OsHle.Ipc;
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using Ryujinx.OsHle.Utilities;
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Text;
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using static Ryujinx.OsHle.Objects.Android.Parcel;
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namespace Ryujinx.OsHle.Objects
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{
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class ViIHOSBinderDriver
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{
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private delegate long ServiceProcessRequest(ServiceCtx Context, byte[] ParcelData);
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private static Dictionary<(string, int), ServiceProcessRequest> InterfaceMthd =
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new Dictionary<(string, int), ServiceProcessRequest>()
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{
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{ ("android.gui.IGraphicBufferProducer", 0x1), GraphicBufferProducerRequestBuffer },
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{ ("android.gui.IGraphicBufferProducer", 0x3), GraphicBufferProducerDequeueBuffer },
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{ ("android.gui.IGraphicBufferProducer", 0x7), GraphicBufferProducerQueueBuffer },
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//{ ("android.gui.IGraphicBufferProducer", 0x8), GraphicBufferProducerCancelBuffer },
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{ ("android.gui.IGraphicBufferProducer", 0x9), GraphicBufferProducerQuery },
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{ ("android.gui.IGraphicBufferProducer", 0xa), GraphicBufferProducerConnect },
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{ ("android.gui.IGraphicBufferProducer", 0xe), GraphicBufferPreallocateBuffer },
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};
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private class BufferObj
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{
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}
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public IdPoolWithObj BufferSlots { get; private set; }
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public byte[] Gbfr;
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public ViIHOSBinderDriver()
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{
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BufferSlots = new IdPoolWithObj();
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}
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public static long TransactParcel(ServiceCtx Context)
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{
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int Id = Context.RequestData.ReadInt32();
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int Code = Context.RequestData.ReadInt32();
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long DataPos = Context.Request.SendBuff[0].Position;
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long DataSize = Context.Request.SendBuff[0].Size;
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byte[] Data = AMemoryHelper.ReadBytes(Context.Memory, DataPos, (int)DataSize);
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Data = GetParcelData(Data);
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using (MemoryStream MS = new MemoryStream(Data))
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{
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BinaryReader Reader = new BinaryReader(MS);
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MS.Seek(4, SeekOrigin.Current);
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int StrSize = Reader.ReadInt32();
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string InterfaceName = Encoding.Unicode.GetString(Data, 8, StrSize * 2);
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if (InterfaceMthd.TryGetValue((InterfaceName, Code), out ServiceProcessRequest ProcReq))
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{
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return ProcReq(Context, Data);
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}
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else
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{
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throw new NotImplementedException($"{InterfaceName} {Code}");
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}
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}
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}
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private static long GraphicBufferProducerRequestBuffer(ServiceCtx Context, byte[] ParcelData)
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{
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ViIHOSBinderDriver BinderDriver = Context.GetObject<ViIHOSBinderDriver>();
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int GbfrSize = BinderDriver.Gbfr?.Length ?? 0;
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byte[] Data = new byte[GbfrSize + 4];
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if (BinderDriver.Gbfr != null)
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{
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Buffer.BlockCopy(BinderDriver.Gbfr, 0, Data, 0, GbfrSize);
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}
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return MakeReplyParcel(Context, Data);
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}
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private static long GraphicBufferProducerDequeueBuffer(ServiceCtx Context, byte[] ParcelData)
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{
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ViIHOSBinderDriver BinderDriver = Context.GetObject<ViIHOSBinderDriver>();
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//Note: It seems that the maximum number of slots is 64, because if we return
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//a Slot number > 63, it seems to cause a buffer overrun and it reads garbage.
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//Note 2: The size of each object associated with the slot is 0x30.
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int Slot = BinderDriver.BufferSlots.GenerateId(new BufferObj());
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return MakeReplyParcel(Context, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
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}
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private static long GraphicBufferProducerQueueBuffer(ServiceCtx Context, byte[] ParcelData)
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{
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return MakeReplyParcel(Context, 1280, 720, 0, 0, 0);
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}
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private static long GraphicBufferProducerCancelBuffer(ServiceCtx Context, byte[] ParcelData)
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{
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ViIHOSBinderDriver BinderDriver = Context.GetObject<ViIHOSBinderDriver>();
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using (MemoryStream MS = new MemoryStream(ParcelData))
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{
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BinaryReader Reader = new BinaryReader(MS);
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MS.Seek(0x50, SeekOrigin.Begin);
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int Slot = Reader.ReadInt32();
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BinderDriver.BufferSlots.Delete(Slot);
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return MakeReplyParcel(Context, 0);
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}
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}
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private static long GraphicBufferProducerQuery(ServiceCtx Context, byte[] ParcelData)
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{
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return MakeReplyParcel(Context, 0, 0);
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}
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private static long GraphicBufferProducerConnect(ServiceCtx Context, byte[] ParcelData)
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{
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return MakeReplyParcel(Context, 1280, 720, 0, 0, 0);
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}
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private static long GraphicBufferPreallocateBuffer(ServiceCtx Context, byte[] ParcelData)
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{
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ViIHOSBinderDriver BinderDriver = Context.GetObject<ViIHOSBinderDriver>();
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int GbfrSize = ParcelData.Length - 0x54;
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BinderDriver.Gbfr = new byte[GbfrSize];
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Buffer.BlockCopy(ParcelData, 0x54, BinderDriver.Gbfr, 0, GbfrSize);
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using (MemoryStream MS = new MemoryStream(ParcelData))
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{
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BinaryReader Reader = new BinaryReader(MS);
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MS.Seek(0xd4, SeekOrigin.Begin);
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int Handle = Reader.ReadInt32();
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HNvMap NvMap = Context.Ns.Os.Handles.GetData<HNvMap>(Handle);
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Context.Ns.Gpu.Renderer.FrameBufferPtr = NvMap.Address;
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}
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return MakeReplyParcel(Context, 0);
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}
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private static long MakeReplyParcel(ServiceCtx Context, params int[] Ints)
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{
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using (MemoryStream MS = new MemoryStream())
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{
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BinaryWriter Writer = new BinaryWriter(MS);
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foreach (int Int in Ints)
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{
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Writer.Write(Int);
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}
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return MakeReplyParcel(Context, MS.ToArray());
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}
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}
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private static long MakeReplyParcel(ServiceCtx Context, byte[] Data)
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{
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long ReplyPos = Context.Request.ReceiveBuff[0].Position;
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long ReplySize = Context.Request.ReceiveBuff[0].Position;
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byte[] Reply = MakeParcel(Data, new byte[0]);
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AMemoryHelper.WriteBytes(Context.Memory, ReplyPos, Reply);
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return 0;
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}
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public static long AdjustRefcount(ServiceCtx Context)
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{
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int Id = Context.RequestData.ReadInt32();
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int AddVal = Context.RequestData.ReadInt32();
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int Type = Context.RequestData.ReadInt32();
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return 0;
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}
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public static long GetNativeHandle(ServiceCtx Context)
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{
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int Id = Context.RequestData.ReadInt32();
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uint Unk = Context.RequestData.ReadUInt32();
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Context.Response.HandleDesc = IpcHandleDesc.MakeMove(0xbadcafe);
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return 0;
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}
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}
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} |