Xune/UIX.RenderApi.Skia/Microsoft/Iris/Render/Protocols/Splash/Messaging/RemoteDataBuffer.cs

// Decompiled with JetBrains decompiler
// Type: Microsoft.Iris.Render.Protocols.Splash.Messaging.RemoteDataBuffer
// Assembly: UIX.RenderApi, Version=4.8.0.0, Culture=neutral, PublicKeyToken=ddd0da4d3e678217
// MVID: D47658B8-A8EA-43D6-8837-ECE823BFFFC1
// Assembly location: C:\Program Files\Zune\UIX.RenderApi.dll

using Microsoft.Iris.Render.Common;
using Microsoft.Iris.Render.Protocol;
using System.Runtime.InteropServices;

namespace Microsoft.Iris.Render.Protocols.Splash.Messaging
{
  internal class RemoteDataBuffer : RemoteObject
  {
    private static ushort[] s_priv_ByteOrder_Msg0_RegisterOwner;

    protected RemoteDataBuffer()
    {
    }

    public unsafe void BuildRegisterOwner(
      out RenderPort _priv_portUse,
      out Message* _priv_pmsgUse,
      LocalDataBufferCallback cb)
    {
      Debug2.Throw(this.IsValid, "Non-static method call requires an instance");
      _priv_portUse = this.m_renderPort;
      _priv_portUse.ValidateHandle(this.m_renderHandle);
      uint size = (uint) sizeof (RemoteDataBuffer.Msg0_RegisterOwner);
      RemoteDataBuffer.Msg0_RegisterOwner* msg0RegisterOwnerPtr = (RemoteDataBuffer.Msg0_RegisterOwner*) _priv_portUse.AllocMessageBuffer(size);
      msg0RegisterOwnerPtr->_priv_size = size;
      msg0RegisterOwnerPtr->_priv_msgid = 0U;
      msg0RegisterOwnerPtr->_priv_objcb = cb.RenderHandle;
      msg0RegisterOwnerPtr->_priv_ctxcb = _priv_portUse.Session.LocalContext;
      msg0RegisterOwnerPtr->_priv_idObjectSubject = this.m_renderHandle;
      if (_priv_portUse.ForeignByteOrder)
        MarshalHelper.SwapByteOrder((byte*) msg0RegisterOwnerPtr, ref RemoteDataBuffer.s_priv_ByteOrder_Msg0_RegisterOwner, typeof (RemoteDataBuffer.Msg0_RegisterOwner), 0, 0);
      _priv_pmsgUse = (Message*) msg0RegisterOwnerPtr;
    }

    public unsafe void SendRegisterOwner(LocalDataBufferCallback cb)
    {
      RenderPort _priv_portUse;
      Message* _priv_pmsgUse;
      this.BuildRegisterOwner(out _priv_portUse, out _priv_pmsgUse, cb);
      _priv_portUse.SendRemoteMessage(_priv_pmsgUse);
    }

    public static RemoteDataBuffer CreateFromHandle(
      RenderPort port,
      RENDERHANDLE handle)
    {
      return new RemoteDataBuffer(port, handle, true);
    }

    public static RemoteDataBuffer CreateFromExternalHandle(
      RenderPort port,
      RENDERHANDLE handle,
      IRenderHandleOwner owner)
    {
      port.RegisterKnownHandle(owner, handle);
      return new RemoteDataBuffer(port, handle, false);
    }

    protected RemoteDataBuffer(RenderPort port, RENDERHANDLE handle, bool fFreeOnDispose)
      : base(port, handle, fFreeOnDispose)
    {
    }

    protected RemoteDataBuffer(RenderPort port, IRenderHandleOwner owner)
      : base(port, owner)
    {
    }

    public override bool Equals(object other) => other is RemoteDataBuffer && this.m_renderHandle == ((RemoteObject) other).m_renderHandle;

    public override int GetHashCode() => base.GetHashCode();

    [ComVisible(false)]
    private struct Msg0_RegisterOwner
    {
      public uint _priv_size;
      public uint _priv_msgid;
      public RENDERHANDLE _priv_idObjectSubject;
      public RENDERHANDLE _priv_objcb;
      public ContextID _priv_ctxcb;
    }
  }
}