ryujinx/Ryujinx.HLE/HOS/Services/FspSrv/IFileSystem.cs
Alex Barney f723f6f39a Update to LibHac 0.5.0 (#725)
* Update to libhac 0.5

* Catch HorizonResultException in IFileSystemProxy

* Changes based on feedback
2019-07-10 19:20:01 +02:00

335 lines
9.6 KiB
C#

using LibHac;
using LibHac.Fs;
using Ryujinx.HLE.HOS.Ipc;
using System.Collections.Generic;
using static Ryujinx.HLE.HOS.ErrorCode;
using static Ryujinx.HLE.Utilities.StringUtils;
namespace Ryujinx.HLE.HOS.Services.FspSrv
{
class IFileSystem : IpcService
{
private Dictionary<int, ServiceProcessRequest> _commands;
public override IReadOnlyDictionary<int, ServiceProcessRequest> Commands => _commands;
private LibHac.Fs.IFileSystem _fileSystem;
public IFileSystem(LibHac.Fs.IFileSystem provider)
{
_commands = new Dictionary<int, ServiceProcessRequest>
{
{ 0, CreateFile },
{ 1, DeleteFile },
{ 2, CreateDirectory },
{ 3, DeleteDirectory },
{ 4, DeleteDirectoryRecursively },
{ 5, RenameFile },
{ 6, RenameDirectory },
{ 7, GetEntryType },
{ 8, OpenFile },
{ 9, OpenDirectory },
{ 10, Commit },
{ 11, GetFreeSpaceSize },
{ 12, GetTotalSpaceSize },
{ 13, CleanDirectoryRecursively },
{ 14, GetFileTimeStampRaw }
};
_fileSystem = provider;
}
// CreateFile(u32 createOption, u64 size, buffer<bytes<0x301>, 0x19, 0x301> path)
public long CreateFile(ServiceCtx context)
{
string name = ReadUtf8String(context);
CreateFileOptions createOption = (CreateFileOptions)context.RequestData.ReadInt32();
context.RequestData.BaseStream.Position += 4;
long size = context.RequestData.ReadInt64();
try
{
_fileSystem.CreateFile(name, size, createOption);
}
catch (HorizonResultException ex)
{
return ex.ResultValue.Value;
}
return 0;
}
// DeleteFile(buffer<bytes<0x301>, 0x19, 0x301> path)
public long DeleteFile(ServiceCtx context)
{
string name = ReadUtf8String(context);
try
{
_fileSystem.DeleteFile(name);
}
catch (HorizonResultException ex)
{
return ex.ResultValue.Value;
}
return 0;
}
// CreateDirectory(buffer<bytes<0x301>, 0x19, 0x301> path)
public long CreateDirectory(ServiceCtx context)
{
string name = ReadUtf8String(context);
try
{
_fileSystem.CreateDirectory(name);
}
catch (HorizonResultException ex)
{
return ex.ResultValue.Value;
}
return 0;
}
// DeleteDirectory(buffer<bytes<0x301>, 0x19, 0x301> path)
public long DeleteDirectory(ServiceCtx context)
{
string name = ReadUtf8String(context);
try
{
_fileSystem.DeleteDirectory(name);
}
catch (HorizonResultException ex)
{
return ex.ResultValue.Value;
}
return 0;
}
// DeleteDirectoryRecursively(buffer<bytes<0x301>, 0x19, 0x301> path)
public long DeleteDirectoryRecursively(ServiceCtx context)
{
string name = ReadUtf8String(context);
try
{
_fileSystem.DeleteDirectoryRecursively(name);
}
catch (HorizonResultException ex)
{
return ex.ResultValue.Value;
}
return 0;
}
// RenameFile(buffer<bytes<0x301>, 0x19, 0x301> oldPath, buffer<bytes<0x301>, 0x19, 0x301> newPath)
public long RenameFile(ServiceCtx context)
{
string oldName = ReadUtf8String(context, 0);
string newName = ReadUtf8String(context, 1);
try
{
_fileSystem.RenameFile(oldName, newName);
}
catch (HorizonResultException ex)
{
return ex.ResultValue.Value;
}
return 0;
}
// RenameDirectory(buffer<bytes<0x301>, 0x19, 0x301> oldPath, buffer<bytes<0x301>, 0x19, 0x301> newPath)
public long RenameDirectory(ServiceCtx context)
{
string oldName = ReadUtf8String(context, 0);
string newName = ReadUtf8String(context, 1);
try
{
_fileSystem.RenameDirectory(oldName, newName);
}
catch (HorizonResultException ex)
{
return ex.ResultValue.Value;
}
return 0;
}
// GetEntryType(buffer<bytes<0x301>, 0x19, 0x301> path) -> nn::fssrv::sf::DirectoryEntryType
public long GetEntryType(ServiceCtx context)
{
string name = ReadUtf8String(context);
try
{
DirectoryEntryType entryType = _fileSystem.GetEntryType(name);
if (entryType == DirectoryEntryType.Directory || entryType == DirectoryEntryType.File)
{
context.ResponseData.Write((int)entryType);
}
else
{
return MakeError(ErrorModule.Fs, FsErr.PathDoesNotExist);
}
}
catch (HorizonResultException ex)
{
return ex.ResultValue.Value;
}
return 0;
}
// OpenFile(u32 mode, buffer<bytes<0x301>, 0x19, 0x301> path) -> object<nn::fssrv::sf::IFile> file
public long OpenFile(ServiceCtx context)
{
OpenMode mode = (OpenMode)context.RequestData.ReadInt32();
string name = ReadUtf8String(context);
try
{
LibHac.Fs.IFile file = _fileSystem.OpenFile(name, mode);
IFile fileInterface = new IFile(file);
MakeObject(context, fileInterface);
}
catch (HorizonResultException ex)
{
return ex.ResultValue.Value;
}
return 0;
}
// OpenDirectory(u32 filter_flags, buffer<bytes<0x301>, 0x19, 0x301> path) -> object<nn::fssrv::sf::IDirectory> directory
public long OpenDirectory(ServiceCtx context)
{
OpenDirectoryMode mode = (OpenDirectoryMode)context.RequestData.ReadInt32();
string name = ReadUtf8String(context);
try
{
LibHac.Fs.IDirectory dir = _fileSystem.OpenDirectory(name, mode);
IDirectory dirInterface = new IDirectory(dir);
MakeObject(context, dirInterface);
}
catch (HorizonResultException ex)
{
return ex.ResultValue.Value;
}
return 0;
}
// Commit()
public long Commit(ServiceCtx context)
{
try
{
_fileSystem.Commit();
}
catch (HorizonResultException ex)
{
return ex.ResultValue.Value;
}
return 0;
}
// GetFreeSpaceSize(buffer<bytes<0x301>, 0x19, 0x301> path) -> u64 totalFreeSpace
public long GetFreeSpaceSize(ServiceCtx context)
{
string name = ReadUtf8String(context);
try
{
context.ResponseData.Write(_fileSystem.GetFreeSpaceSize(name));
}
catch (HorizonResultException ex)
{
return ex.ResultValue.Value;
}
return 0;
}
// GetTotalSpaceSize(buffer<bytes<0x301>, 0x19, 0x301> path) -> u64 totalSize
public long GetTotalSpaceSize(ServiceCtx context)
{
string name = ReadUtf8String(context);
try
{
context.ResponseData.Write(_fileSystem.GetTotalSpaceSize(name));
}
catch (HorizonResultException ex)
{
return ex.ResultValue.Value;
}
return 0;
}
// CleanDirectoryRecursively(buffer<bytes<0x301>, 0x19, 0x301> path)
public long CleanDirectoryRecursively(ServiceCtx context)
{
string name = ReadUtf8String(context);
try
{
_fileSystem.CleanDirectoryRecursively(name);
}
catch (HorizonResultException ex)
{
return ex.ResultValue.Value;
}
return 0;
}
// GetFileTimeStampRaw(buffer<bytes<0x301>, 0x19, 0x301> path) -> bytes<0x20> timestamp
public long GetFileTimeStampRaw(ServiceCtx context)
{
string name = ReadUtf8String(context);
try
{
FileTimeStampRaw timestamp = _fileSystem.GetFileTimeStampRaw(name);
context.ResponseData.Write(timestamp.Created);
context.ResponseData.Write(timestamp.Modified);
context.ResponseData.Write(timestamp.Accessed);
byte[] data = new byte[8];
// is valid?
data[0] = 1;
context.ResponseData.Write(data);
}
catch (HorizonResultException ex)
{
return ex.ResultValue.Value;
}
return 0;
}
}
}