0
0
Fork 0
This repository has been archived on 2024-10-12. You can view files and clone it, but cannot push or open issues or pull requests.
ryujinx-final/Ryujinx.HLE/HOS/Services/Fs/FileSystemProxy/IStorage.cs

65 lines
1.7 KiB
C#
Raw Normal View History

using LibHac;
using Ryujinx.HLE.HOS.Ipc;
2018-02-04 23:08:20 +00:00
namespace Ryujinx.HLE.HOS.Services.Fs.FileSystemProxy
2018-02-04 23:08:20 +00:00
{
class IStorage : IpcService
2018-02-04 23:08:20 +00:00
{
private LibHac.Fs.IStorage _baseStorage;
2018-02-04 23:08:20 +00:00
public IStorage(LibHac.Fs.IStorage baseStorage)
2018-02-04 23:08:20 +00:00
{
_baseStorage = baseStorage;
2018-02-04 23:08:20 +00:00
}
[Command(0)]
// Read(u64 offset, u64 length) -> buffer<u8, 0x46, 0> buffer
public ResultCode Read(ServiceCtx context)
2018-02-04 23:08:20 +00:00
{
long offset = context.RequestData.ReadInt64();
long size = context.RequestData.ReadInt64();
2018-02-04 23:08:20 +00:00
if (context.Request.ReceiveBuff.Count > 0)
2018-02-04 23:08:20 +00:00
{
IpcBuffDesc buffDesc = context.Request.ReceiveBuff[0];
2018-02-04 23:08:20 +00:00
// Use smaller length to avoid overflows.
if (size > buffDesc.Size)
2018-02-04 23:08:20 +00:00
{
size = buffDesc.Size;
2018-02-04 23:08:20 +00:00
}
byte[] data = new byte[size];
2018-02-04 23:08:20 +00:00
try
{
_baseStorage.Read(data, offset);
}
catch (HorizonResultException ex)
{
return (ResultCode)ex.ResultValue.Value;
}
2018-02-04 23:08:20 +00:00
context.Memory.WriteBytes(buffDesc.Position, data);
2018-02-04 23:08:20 +00:00
}
return ResultCode.Success;
2018-02-04 23:08:20 +00:00
}
2019-02-15 15:44:25 +00:00
[Command(4)]
2019-02-15 15:44:25 +00:00
// GetSize() -> u64 size
public ResultCode GetSize(ServiceCtx context)
2019-02-15 15:44:25 +00:00
{
try
{
context.ResponseData.Write(_baseStorage.GetSize());
}
catch (HorizonResultException ex)
{
return (ResultCode)ex.ResultValue.Value;
}
2019-02-15 15:44:25 +00:00
return ResultCode.Success;
2019-02-15 15:44:25 +00:00
}
2018-02-04 23:08:20 +00:00
}
}