Ryujinx/Ryujinx.HLE/HOS/Services/Prepo/IPrepoService.cs
Ac_K 56374c8633
prepo: Implement RequestImmediateTransmission and GetTransmissionStatus (#1033)
* prepo: Implement RequestImmediateTransmission and GetTransmissionStatus

This implement RequestImmediateTransmission and GetTransmissionStatus of the prepo service accurately to RE.
Since we don't use reports, I've explained what the calls do in the real service.

Close #958

* fix comment
2020-03-25 12:28:15 +01:00

125 lines
No EOL
4.3 KiB
C#

using MsgPack;
using MsgPack.Serialization;
using Ryujinx.Common;
using Ryujinx.Common.Logging;
using Ryujinx.HLE.HOS.Services.Account.Acc;
using Ryujinx.HLE.Utilities;
using System.IO;
using System.Text;
using Utf8Json;
namespace Ryujinx.HLE.HOS.Services.Prepo
{
[Service("prepo:a")]
[Service("prepo:a2")]
[Service("prepo:u")]
class IPrepoService : IpcService
{
public IPrepoService(ServiceCtx context) { }
[Command(10100)] // 1.0.0-5.1.0
// SaveReport(u64, pid, buffer<u8, 9>, buffer<bytes, 5>)
public ResultCode SaveReportOld(ServiceCtx context)
{
// We don't care about the differences since we don't use the play report.
return ProcessReport(context, withUserID: false);
}
[Command(10101)] // 1.0.0-5.1.0
// SaveReportWithUserOld(nn::account::Uid, u64, pid, buffer<u8, 9>, buffer<bytes, 5>)
public ResultCode SaveReportWithUserOld(ServiceCtx context)
{
// We don't care about the differences since we don't use the play report.
return ProcessReport(context, withUserID: true);
}
[Command(10102)] // 6.0.0+
// SaveReport(u64, pid, buffer<u8, 9>, buffer<bytes, 5>)
public ResultCode SaveReport(ServiceCtx context)
{
// We don't care about the differences since we don't use the play report.
return ProcessReport(context, withUserID: false);
}
[Command(10103)] // 6.0.0+
// SaveReportWithUser(nn::account::Uid, u64, pid, buffer<u8, 9>, buffer<bytes, 5>)
public ResultCode SaveReportWithUser(ServiceCtx context)
{
// We don't care about the differences since we don't use the play report.
return ProcessReport(context, withUserID: true);
}
[Command(10200)]
// RequestImmediateTransmission()
public ResultCode RequestImmediateTransmission(ServiceCtx context)
{
// It signals an event of nn::prepo::detail::service::core::TransmissionStatusManager that requests the transmission of the report.
// Since we don't use reports it's fine to do nothing.
return ResultCode.Success;
}
[Command(10300)]
// GetTransmissionStatus() -> u32
public ResultCode GetTransmissionStatus(ServiceCtx context)
{
// It returns the transmission result of nn::prepo::detail::service::core::TransmissionStatusManager.
// Since we don't use reports it's fine to return ResultCode.Success.
context.ResponseData.Write((int)ResultCode.Success);
return ResultCode.Success;
}
private ResultCode ProcessReport(ServiceCtx context, bool withUserID)
{
UserId userId = withUserID ? context.RequestData.ReadStruct<UserId>() : new UserId();
string gameRoom = StringUtils.ReadUtf8String(context);
if (withUserID)
{
if (userId.IsNull)
{
return ResultCode.InvalidArgument;
}
}
if (gameRoom == string.Empty)
{
return ResultCode.InvalidState;
}
long inputPosition = context.Request.SendBuff[0].Position;
long inputSize = context.Request.SendBuff[0].Size;
if (inputSize == 0)
{
return ResultCode.InvalidBufferSize;
}
byte[] inputBuffer = context.Memory.ReadBytes(inputPosition, inputSize);
Logger.PrintInfo(LogClass.ServicePrepo, ReadReportBuffer(inputBuffer, gameRoom, userId));
return ResultCode.Success;
}
private string ReadReportBuffer(byte[] buffer, string room, UserId userId)
{
StringBuilder builder = new StringBuilder();
MessagePackObject deserializedReport = MessagePackSerializer.UnpackMessagePackObject(buffer);
builder.AppendLine();
builder.AppendLine("PlayReport log:");
if (!userId.IsNull)
{
builder.AppendLine($" UserId: {userId.ToString()}");
}
builder.AppendLine($" Room: {room}");
builder.AppendLine($" Report: {deserializedReport}");
return builder.ToString();
}
}
}