RyuKen/Ryujinx.HLE/HOS/Services/Settings/ISystemSettingsServer.cs
2022-01-12 12:22:19 +01:00

339 lines
12 KiB
C#

using LibHac;
using LibHac.Common;
using LibHac.Fs;
using LibHac.Fs.Fsa;
using LibHac.FsSystem;
using LibHac.Tools.FsSystem.NcaUtils;
using Ryujinx.Common.Logging;
using Ryujinx.HLE.FileSystem;
using Ryujinx.HLE.HOS.SystemState;
using Ryujinx.HLE.Utilities;
using System;
using System.IO;
using System.Text;
namespace Ryujinx.HLE.HOS.Services.Settings
{
[Service("set:sys")]
class ISystemSettingsServer : IpcService
{
public ISystemSettingsServer(ServiceCtx context) { }
[CommandHipc(3)]
// GetFirmwareVersion() -> buffer<nn::settings::system::FirmwareVersion, 0x1a, 0x100>
public ResultCode GetFirmwareVersion(ServiceCtx context)
{
return GetFirmwareVersion2(context);
}
[CommandHipc(4)]
// GetFirmwareVersion2() -> buffer<nn::settings::system::FirmwareVersion, 0x1a, 0x100>
public ResultCode GetFirmwareVersion2(ServiceCtx context)
{
ulong replyPos = context.Request.RecvListBuff[0].Position;
context.Response.PtrBuff[0] = context.Response.PtrBuff[0].WithSize(0x100L);
byte[] firmwareData = GetFirmwareData(context.Device);
if (firmwareData != null)
{
context.Memory.Write(replyPos, firmwareData);
return ResultCode.Success;
}
const byte majorFwVersion = 0x03;
const byte minorFwVersion = 0x00;
const byte microFwVersion = 0x00;
const byte unknown = 0x00; //Build?
const int revisionNumber = 0x0A;
const string platform = "NX";
const string unknownHex = "7fbde2b0bba4d14107bf836e4643043d9f6c8e47";
const string version = "3.0.0";
const string build = "NintendoSDK Firmware for NX 3.0.0-10.0";
// http://switchbrew.org/index.php?title=System_Version_Title
using (MemoryStream ms = new MemoryStream(0x100))
{
BinaryWriter writer = new BinaryWriter(ms);
writer.Write(majorFwVersion);
writer.Write(minorFwVersion);
writer.Write(microFwVersion);
writer.Write(unknown);
writer.Write(revisionNumber);
writer.Write(Encoding.ASCII.GetBytes(platform));
ms.Seek(0x28, SeekOrigin.Begin);
writer.Write(Encoding.ASCII.GetBytes(unknownHex));
ms.Seek(0x68, SeekOrigin.Begin);
writer.Write(Encoding.ASCII.GetBytes(version));
ms.Seek(0x80, SeekOrigin.Begin);
writer.Write(Encoding.ASCII.GetBytes(build));
context.Memory.Write(replyPos, ms.ToArray());
}
return ResultCode.Success;
}
[CommandHipc(23)]
// GetColorSetId() -> i32
public ResultCode GetColorSetId(ServiceCtx context)
{
context.ResponseData.Write((int)context.Device.System.State.ThemeColor);
return ResultCode.Success;
}
[CommandHipc(24)]
// GetColorSetId() -> i32
public ResultCode SetColorSetId(ServiceCtx context)
{
int colorSetId = context.RequestData.ReadInt32();
context.Device.System.State.ThemeColor = (ColorSet)colorSetId;
return ResultCode.Success;
}
[CommandHipc(37)]
// GetSettingsItemValueSize(buffer<nn::settings::SettingsName, 0x19>, buffer<nn::settings::SettingsItemKey, 0x19>) -> u64
public ResultCode GetSettingsItemValueSize(ServiceCtx context)
{
ulong classPos = context.Request.PtrBuff[0].Position;
ulong classSize = context.Request.PtrBuff[0].Size;
ulong namePos = context.Request.PtrBuff[1].Position;
ulong nameSize = context.Request.PtrBuff[1].Size;
byte[] classBuffer = new byte[classSize];
context.Memory.Read(classPos, classBuffer);
byte[] nameBuffer = new byte[nameSize];
context.Memory.Read(namePos, nameBuffer);
string askedSetting = Encoding.ASCII.GetString(classBuffer).Trim('\0') + "!" + Encoding.ASCII.GetString(nameBuffer).Trim('\0');
NxSettings.Settings.TryGetValue(askedSetting, out object nxSetting);
if (nxSetting != null)
{
ulong settingSize;
if (nxSetting is string stringValue)
{
settingSize = (ulong)stringValue.Length + 1;
}
else if (nxSetting is int)
{
settingSize = sizeof(int);
}
else if (nxSetting is bool)
{
settingSize = 1;
}
else
{
throw new NotImplementedException(nxSetting.GetType().Name);
}
context.ResponseData.Write(settingSize);
}
return ResultCode.Success;
}
[CommandHipc(38)]
// GetSettingsItemValue(buffer<nn::settings::SettingsName, 0x19, 0x48>, buffer<nn::settings::SettingsItemKey, 0x19, 0x48>) -> (u64, buffer<unknown, 6, 0>)
public ResultCode GetSettingsItemValue(ServiceCtx context)
{
ulong classPos = context.Request.PtrBuff[0].Position;
ulong classSize = context.Request.PtrBuff[0].Size;
ulong namePos = context.Request.PtrBuff[1].Position;
ulong nameSize = context.Request.PtrBuff[1].Size;
ulong replyPos = context.Request.ReceiveBuff[0].Position;
ulong replySize = context.Request.ReceiveBuff[0].Size;
byte[] classBuffer = new byte[classSize];
context.Memory.Read(classPos, classBuffer);
byte[] nameBuffer = new byte[nameSize];
context.Memory.Read(namePos, nameBuffer);
string askedSetting = Encoding.ASCII.GetString(classBuffer).Trim('\0') + "!" + Encoding.ASCII.GetString(nameBuffer).Trim('\0');
NxSettings.Settings.TryGetValue(askedSetting, out object nxSetting);
if (nxSetting != null)
{
byte[] settingBuffer = new byte[replySize];
if (nxSetting is string stringValue)
{
if ((ulong)(stringValue.Length + 1) > replySize)
{
Logger.Error?.Print(LogClass.ServiceSet, $"{askedSetting} String value size is too big!");
}
else
{
settingBuffer = Encoding.ASCII.GetBytes(stringValue + "\0");
}
}
if (nxSetting is int intValue)
{
settingBuffer = BitConverter.GetBytes(intValue);
}
else if (nxSetting is bool boolValue)
{
settingBuffer[0] = boolValue ? (byte)1 : (byte)0;
}
else
{
throw new NotImplementedException(nxSetting.GetType().Name);
}
context.Memory.Write(replyPos, settingBuffer);
Logger.Debug?.Print(LogClass.ServiceSet, $"{askedSetting} set value: {nxSetting} as {nxSetting.GetType()}");
}
else
{
Logger.Error?.Print(LogClass.ServiceSet, $"{askedSetting} not found!");
}
return ResultCode.Success;
}
[CommandHipc(60)]
// IsUserSystemClockAutomaticCorrectionEnabled() -> bool
public ResultCode IsUserSystemClockAutomaticCorrectionEnabled(ServiceCtx context)
{
// NOTE: When set to true, is automatically synced with the internet.
context.ResponseData.Write(true);
Logger.Stub?.PrintStub(LogClass.ServiceSet);
return ResultCode.Success;
}
[CommandHipc(77)]
// GetDeviceNickName() -> buffer<nn::settings::system::DeviceNickName, 0x16>
public ResultCode GetDeviceNickName(ServiceCtx context)
{
ulong deviceNickNameBufferPosition = context.Request.ReceiveBuff[0].Position;
ulong deviceNickNameBufferSize = context.Request.ReceiveBuff[0].Size;
if (deviceNickNameBufferPosition == 0)
{
return ResultCode.NullDeviceNicknameBuffer;
}
if (deviceNickNameBufferSize != 0x80)
{
Logger.Warning?.Print(LogClass.ServiceSet, "Wrong buffer size");
}
context.Memory.Write(deviceNickNameBufferPosition, Encoding.ASCII.GetBytes(context.Device.System.State.DeviceNickName + '\0'));
return ResultCode.Success;
}
[CommandHipc(78)]
// SetDeviceNickName(buffer<nn::settings::system::DeviceNickName, 0x15>)
public ResultCode SetDeviceNickName(ServiceCtx context)
{
ulong deviceNickNameBufferPosition = context.Request.SendBuff[0].Position;
ulong deviceNickNameBufferSize = context.Request.SendBuff[0].Size;
byte[] deviceNickNameBuffer = new byte[deviceNickNameBufferSize];
context.Memory.Read(deviceNickNameBufferPosition, deviceNickNameBuffer);
context.Device.System.State.DeviceNickName = Encoding.ASCII.GetString(deviceNickNameBuffer);
return ResultCode.Success;
}
[CommandHipc(90)]
// GetMiiAuthorId() -> nn::util::Uuid
public ResultCode GetMiiAuthorId(ServiceCtx context)
{
// NOTE: If miiAuthorId is null ResultCode.NullMiiAuthorIdBuffer is returned.
// Doesn't occur in our case.
UInt128 miiAuthorId = Mii.Helper.GetDeviceId();
miiAuthorId.Write(context.ResponseData);
return ResultCode.Success;
}
public byte[] GetFirmwareData(Switch device)
{
const ulong SystemVersionTitleId = 0x0100000000000809;
string contentPath = device.System.ContentManager.GetInstalledContentPath(SystemVersionTitleId, StorageId.NandSystem, NcaContentType.Data);
if (string.IsNullOrWhiteSpace(contentPath))
{
return null;
}
string firmwareTitlePath = device.FileSystem.SwitchPathToSystemPath(contentPath);
using(IStorage firmwareStorage = new LocalStorage(firmwareTitlePath, FileAccess.Read))
{
Nca firmwareContent = new Nca(device.System.KeySet, firmwareStorage);
if (!firmwareContent.CanOpenSection(NcaSectionType.Data))
{
return null;
}
IFileSystem firmwareRomFs = firmwareContent.OpenFileSystem(NcaSectionType.Data, device.System.FsIntegrityCheckLevel);
using var firmwareFile = new UniqueRef<IFile>();
Result result = firmwareRomFs.OpenFile(ref firmwareFile.Ref(), "/file".ToU8Span(), OpenMode.Read);
if (result.IsFailure())
{
return null;
}
result = firmwareFile.Get.GetSize(out long fileSize);
if (result.IsFailure())
{
return null;
}
byte[] data = new byte[fileSize];
result = firmwareFile.Get.Read(out _, 0, data);
if (result.IsFailure())
{
return null;
}
return data;
}
}
}
}