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ryujinx-final/Ryujinx/OsHle/Objects/FspSrvIFile.cs
2018-02-04 20:08:20 -03:00

72 lines
No EOL
2.1 KiB
C#

using ChocolArm64.Memory;
using System;
using System.IO;
namespace Ryujinx.OsHle.Objects
{
class FspSrvIFile : IDisposable
{
public Stream BaseStream { get; private set; }
public FspSrvIFile(Stream BaseStream)
{
this.BaseStream = BaseStream;
}
public static long Read(ServiceCtx Context)
{
FspSrvIFile File = Context.GetObject<FspSrvIFile>();
long Position = Context.Request.ReceiveBuff[0].Position;
long Zero = Context.RequestData.ReadInt64();
long Offset = Context.RequestData.ReadInt64();
long Size = Context.RequestData.ReadInt64();
byte[] Data = new byte[Size];
int ReadSize = File.BaseStream.Read(Data, 0, (int)Size);
AMemoryHelper.WriteBytes(Context.Memory, Position, Data);
//TODO: Use ReadSize, we need to return the size that was REALLY read from the file.
//This is a workaround because we are doing something wrong and the game expects to read
//data from a file that doesn't yet exists -- and breaks if it can't read anything.
Context.ResponseData.Write((long)Size);
return 0;
}
public static long Write(ServiceCtx Context)
{
FspSrvIFile File = Context.GetObject<FspSrvIFile>();
long Position = Context.Request.SendBuff[0].Position;
long Zero = Context.RequestData.ReadInt64();
long Offset = Context.RequestData.ReadInt64();
long Size = Context.RequestData.ReadInt64();
byte[] Data = AMemoryHelper.ReadBytes(Context.Memory, Position, (int)Size);
File.BaseStream.Seek(Offset, SeekOrigin.Begin);
File.BaseStream.Write(Data, 0, (int)Size);
return 0;
}
public void Dispose()
{
Dispose(true);
}
protected virtual void Dispose(bool disposing)
{
if (disposing && BaseStream != null)
{
BaseStream.Dispose();
}
}
}
}