Ryujinx/Ryujinx.HLE/HOS/Services/Vi/IApplicationDisplayService.cs

242 lines
7.4 KiB
C#
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using ChocolArm64.Memory;
using Ryujinx.HLE.HOS.Ipc;
using Ryujinx.HLE.HOS.Kernel.Common;
using System.Collections.Generic;
using System;
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using System.IO;
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using System.Text;
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using static Ryujinx.HLE.HOS.Services.Android.Parcel;
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namespace Ryujinx.HLE.HOS.Services.Vi
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{
class IApplicationDisplayService : IpcService
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{
private Dictionary<int, ServiceProcessRequest> _commands;
public override IReadOnlyDictionary<int, ServiceProcessRequest> Commands => _commands;
private IdDictionary _displays;
public IApplicationDisplayService()
{
_commands = new Dictionary<int, ServiceProcessRequest>
{
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{ 100, GetRelayService },
{ 101, GetSystemDisplayService },
{ 102, GetManagerDisplayService },
{ 103, GetIndirectDisplayTransactionService },
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{ 1000, ListDisplays },
{ 1010, OpenDisplay },
{ 1020, CloseDisplay },
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{ 1102, GetDisplayResolution },
{ 2020, OpenLayer },
{ 2021, CloseLayer },
{ 2030, CreateStrayLayer },
{ 2031, DestroyStrayLayer },
{ 2101, SetLayerScalingMode },
{ 5202, GetDisplayVSyncEvent }
};
_displays = new IdDictionary();
}
public long GetRelayService(ServiceCtx context)
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{
MakeObject(context, new IhosBinderDriver(
context.Device.System,
context.Device.Gpu.Renderer));
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return 0;
}
public long GetSystemDisplayService(ServiceCtx context)
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{
MakeObject(context, new ISystemDisplayService());
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return 0;
}
public long GetManagerDisplayService(ServiceCtx context)
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{
MakeObject(context, new IManagerDisplayService());
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return 0;
}
public long GetIndirectDisplayTransactionService(ServiceCtx context)
{
MakeObject(context, new IhosBinderDriver(
context.Device.System,
context.Device.Gpu.Renderer));
return 0;
}
public long ListDisplays(ServiceCtx context)
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{
long recBuffPtr = context.Request.ReceiveBuff[0].Position;
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MemoryHelper.FillWithZeros(context.Memory, recBuffPtr, 0x60);
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//Add only the default display to buffer
context.Memory.WriteBytes(recBuffPtr, Encoding.ASCII.GetBytes("Default"));
context.Memory.WriteInt64(recBuffPtr + 0x40, 0x1L);
context.Memory.WriteInt64(recBuffPtr + 0x48, 0x1L);
context.Memory.WriteInt64(recBuffPtr + 0x50, 1920L);
context.Memory.WriteInt64(recBuffPtr + 0x58, 1080L);
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context.ResponseData.Write(1L);
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return 0;
}
public long OpenDisplay(ServiceCtx context)
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{
string name = GetDisplayName(context);
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long displayId = _displays.Add(new Display(name));
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context.ResponseData.Write(displayId);
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return 0;
}
public long CloseDisplay(ServiceCtx context)
{
int displayId = context.RequestData.ReadInt32();
_displays.Delete(displayId);
return 0;
}
public long GetDisplayResolution(ServiceCtx context)
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{
long displayId = context.RequestData.ReadInt32();
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context.ResponseData.Write(1280);
context.ResponseData.Write(720);
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return 0;
}
public long OpenLayer(ServiceCtx context)
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{
long layerId = context.RequestData.ReadInt64();
long userId = context.RequestData.ReadInt64();
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long parcelPtr = context.Request.ReceiveBuff[0].Position;
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byte[] parcel = MakeIGraphicsBufferProducer(parcelPtr);
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context.Memory.WriteBytes(parcelPtr, parcel);
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context.ResponseData.Write((long)parcel.Length);
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return 0;
}
public long CloseLayer(ServiceCtx context)
{
long layerId = context.RequestData.ReadInt64();
return 0;
}
public long CreateStrayLayer(ServiceCtx context)
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{
long layerFlags = context.RequestData.ReadInt64();
long displayId = context.RequestData.ReadInt64();
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long parcelPtr = context.Request.ReceiveBuff[0].Position;
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Display disp = _displays.GetData<Display>((int)displayId);
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byte[] parcel = MakeIGraphicsBufferProducer(parcelPtr);
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context.Memory.WriteBytes(parcelPtr, parcel);
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context.ResponseData.Write(0L);
context.ResponseData.Write((long)parcel.Length);
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return 0;
}
public long DestroyStrayLayer(ServiceCtx context)
{
return 0;
}
public long SetLayerScalingMode(ServiceCtx context)
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{
int scalingMode = context.RequestData.ReadInt32();
long unknown = context.RequestData.ReadInt64();
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return 0;
}
public long GetDisplayVSyncEvent(ServiceCtx context)
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{
string name = GetDisplayName(context);
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if (context.Process.HandleTable.GenerateHandle(context.Device.System.VsyncEvent.ReadableEvent, out int handle) != KernelResult.Success)
{
throw new InvalidOperationException("Out of handles!");
}
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context.Response.HandleDesc = IpcHandleDesc.MakeCopy(handle);
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return 0;
}
private byte[] MakeIGraphicsBufferProducer(long basePtr)
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{
long id = 0x20;
long cookiePtr = 0L;
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using (MemoryStream ms = new MemoryStream())
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{
BinaryWriter writer = new BinaryWriter(ms);
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//flat_binder_object (size is 0x28)
writer.Write(2); //Type (BINDER_TYPE_WEAK_BINDER)
writer.Write(0); //Flags
writer.Write((int)(id >> 0));
writer.Write((int)(id >> 32));
writer.Write((int)(cookiePtr >> 0));
writer.Write((int)(cookiePtr >> 32));
writer.Write((byte)'d');
writer.Write((byte)'i');
writer.Write((byte)'s');
writer.Write((byte)'p');
writer.Write((byte)'d');
writer.Write((byte)'r');
writer.Write((byte)'v');
writer.Write((byte)'\0');
writer.Write(0L); //Pad
return MakeParcel(ms.ToArray(), new byte[] { 0, 0, 0, 0 });
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}
}
private string GetDisplayName(ServiceCtx context)
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{
string name = string.Empty;
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for (int index = 0; index < 8 &&
context.RequestData.BaseStream.Position <
context.RequestData.BaseStream.Length; index++)
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{
byte chr = context.RequestData.ReadByte();
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if (chr >= 0x20 && chr < 0x7f)
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{
name += (char)chr;
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}
}
return name;
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}
}
}