Beispiel #1
0
        private void Initialize(BinaryReader reader, long cmdPtr)
        {
            int word0 = reader.ReadInt32();
            int word1 = reader.ReadInt32();

            Type = (IpcMessageType)(word0 & 0xffff);

            int ptrBuffCount  = (word0 >> 16) & 0xf;
            int sendBuffCount = (word0 >> 20) & 0xf;
            int recvBuffCount = (word0 >> 24) & 0xf;
            int xchgBuffCount = (word0 >> 28) & 0xf;

            int  rawDataSize   = (word1 >> 0) & 0x3ff;
            int  recvListFlags = (word1 >> 10) & 0xf;
            bool hndDescEnable = ((word1 >> 31) & 0x1) != 0;

            if (hndDescEnable)
            {
                HandleDesc = new IpcHandleDesc(reader);
            }

            for (int index = 0; index < ptrBuffCount; index++)
            {
                PtrBuff.Add(new IpcPtrBuffDesc(reader));
            }

            void ReadBuff(List <IpcBuffDesc> buff, int count)
            {
                for (int index = 0; index < count; index++)
                {
                    buff.Add(new IpcBuffDesc(reader));
                }
            }

            ReadBuff(SendBuff, sendBuffCount);
            ReadBuff(ReceiveBuff, recvBuffCount);
            ReadBuff(ExchangeBuff, xchgBuffCount);

            rawDataSize *= 4;

            long recvListPos = reader.BaseStream.Position + rawDataSize;

            // only HIPC have the padding requirements.
            if (Type < IpcMessageType.TipcCloseSession)
            {
                long pad0 = GetPadSize16(reader.BaseStream.Position + cmdPtr);

                if (rawDataSize != 0)
                {
                    rawDataSize -= (int)pad0;
                }

                reader.BaseStream.Seek(pad0, SeekOrigin.Current);
            }

            int recvListCount = recvListFlags - 2;

            if (recvListCount == 0)
            {
                recvListCount = 1;
            }
            else if (recvListCount < 0)
            {
                recvListCount = 0;
            }

            RawData = reader.ReadBytes(rawDataSize);

            reader.BaseStream.Seek(recvListPos, SeekOrigin.Begin);

            for (int index = 0; index < recvListCount; index++)
            {
                RecvListBuff.Add(new IpcRecvListBuffDesc(reader));
            }
        }
Beispiel #2
0
        public static long IpcCall(
            Switch Ns,
            Process Process,
            MemoryManager Memory,
            KSession Session,
            IpcMessage Request,
            long CmdPtr)
        {
            IpcMessage Response = new IpcMessage();

            using (MemoryStream Raw = new MemoryStream(Request.RawData))
            {
                BinaryReader ReqReader = new BinaryReader(Raw);

                if (Request.Type == IpcMessageType.Request ||
                    Request.Type == IpcMessageType.RequestWithContext)
                {
                    Response.Type = IpcMessageType.Response;

                    using (MemoryStream ResMS = new MemoryStream())
                    {
                        BinaryWriter ResWriter = new BinaryWriter(ResMS);

                        ServiceCtx Context = new ServiceCtx(
                            Ns,
                            Process,
                            Memory,
                            Session,
                            Request,
                            Response,
                            ReqReader,
                            ResWriter);

                        Session.Service.CallMethod(Context);

                        Response.RawData = ResMS.ToArray();
                    }
                }
                else if (Request.Type == IpcMessageType.Control ||
                         Request.Type == IpcMessageType.ControlWithContext)
                {
                    long Magic = ReqReader.ReadInt64();
                    long CmdId = ReqReader.ReadInt64();

                    switch (CmdId)
                    {
                    case 0:
                    {
                        Request = FillResponse(Response, 0, Session.Service.ConvertToDomain());

                        break;
                    }

                    case 3:
                    {
                        Request = FillResponse(Response, 0, 0x500);

                        break;
                    }

                    //TODO: Whats the difference between IpcDuplicateSession/Ex?
                    case 2:
                    case 4:
                    {
                        int Unknown = ReqReader.ReadInt32();

                        if (Process.HandleTable.GenerateHandle(Session, out int Handle) != KernelResult.Success)
                        {
                            throw new InvalidOperationException("Out of handles!");
                        }

                        Response.HandleDesc = IpcHandleDesc.MakeMove(Handle);

                        Request = FillResponse(Response, 0);

                        break;
                    }

                    default: throw new NotImplementedException(CmdId.ToString());
                    }
                }
                else if (Request.Type == IpcMessageType.CloseSession)
                {
                    //TODO
                }
                else
                {
                    throw new NotImplementedException(Request.Type.ToString());
                }

                Memory.WriteBytes(CmdPtr, Response.GetBytes(CmdPtr));
            }

            return(0);
        }
Beispiel #3
0
        private void Initialize(BinaryReader Reader, long CmdPtr)
        {
            int Word0 = Reader.ReadInt32();
            int Word1 = Reader.ReadInt32();

            Type = (IpcMessageType)(Word0 & 0xffff);

            int PtrBuffCount  = (Word0 >> 16) & 0xf;
            int SendBuffCount = (Word0 >> 20) & 0xf;
            int RecvBuffCount = (Word0 >> 24) & 0xf;
            int XchgBuffCount = (Word0 >> 28) & 0xf;

            int  RawDataSize   = (Word1 >> 0) & 0x3ff;
            int  RecvListFlags = (Word1 >> 10) & 0xf;
            bool HndDescEnable = ((Word1 >> 31) & 0x1) != 0;

            if (HndDescEnable)
            {
                HandleDesc = new IpcHandleDesc(Reader);
            }

            for (int Index = 0; Index < PtrBuffCount; Index++)
            {
                PtrBuff.Add(new IpcPtrBuffDesc(Reader));
            }

            void ReadBuff(List <IpcBuffDesc> Buff, int Count)
            {
                for (int Index = 0; Index < Count; Index++)
                {
                    Buff.Add(new IpcBuffDesc(Reader));
                }
            }

            ReadBuff(SendBuff, SendBuffCount);
            ReadBuff(ReceiveBuff, RecvBuffCount);
            ReadBuff(ExchangeBuff, XchgBuffCount);

            RawDataSize *= 4;

            long RecvListPos = Reader.BaseStream.Position + RawDataSize;

            long Pad0 = GetPadSize16(Reader.BaseStream.Position + CmdPtr);

            Reader.BaseStream.Seek(Pad0, SeekOrigin.Current);

            int RecvListCount = RecvListFlags - 2;

            if (RecvListCount == 0)
            {
                RecvListCount = 1;
            }
            else if (RecvListCount < 0)
            {
                RecvListCount = 0;
            }

            RawData = Reader.ReadBytes(RawDataSize);

            Reader.BaseStream.Seek(RecvListPos, SeekOrigin.Begin);

            for (int Index = 0; Index < RecvListCount; Index++)
            {
                RecvListBuff.Add(new IpcRecvListBuffDesc(Reader));
            }
        }
Beispiel #4
0
        public static KernelResult IpcCall(
            Switch device,
            KProcess process,
            MemoryManager memory,
            KThread thread,
            KClientSession session,
            IpcMessage request,
            long cmdPtr)
        {
            IpcMessage response = new IpcMessage();

            using (MemoryStream raw = new MemoryStream(request.RawData))
            {
                BinaryReader reqReader = new BinaryReader(raw);

                if (request.Type == IpcMessageType.Request ||
                    request.Type == IpcMessageType.RequestWithContext)
                {
                    response.Type = IpcMessageType.Response;

                    using (MemoryStream resMs = new MemoryStream())
                    {
                        BinaryWriter resWriter = new BinaryWriter(resMs);

                        ServiceCtx context = new ServiceCtx(
                            device,
                            process,
                            memory,
                            thread,
                            session,
                            request,
                            response,
                            reqReader,
                            resWriter);

                        session.Service.CallMethod(context);

                        response.RawData = resMs.ToArray();
                    }
                }
                else if (request.Type == IpcMessageType.Control ||
                         request.Type == IpcMessageType.ControlWithContext)
                {
                    long magic = reqReader.ReadInt64();
                    long cmdId = reqReader.ReadInt64();

                    switch (cmdId)
                    {
                    case 0:
                    {
                        request = FillResponse(response, 0, session.Service.ConvertToDomain());

                        break;
                    }

                    case 3:
                    {
                        request = FillResponse(response, 0, 0x1000);

                        break;
                    }

                    // TODO: Whats the difference between IpcDuplicateSession/Ex?
                    case 2:
                    case 4:
                    {
                        int unknown = reqReader.ReadInt32();

                        if (process.HandleTable.GenerateHandle(session, out int handle) != KernelResult.Success)
                        {
                            throw new InvalidOperationException("Out of handles!");
                        }

                        response.HandleDesc = IpcHandleDesc.MakeMove(handle);

                        request = FillResponse(response, 0);

                        break;
                    }

                    default: throw new NotImplementedException(cmdId.ToString());
                    }
                }
                else if (request.Type == IpcMessageType.CloseSession)
                {
                    // TODO
                    return(KernelResult.PortRemoteClosed);
                }
                else
                {
                    throw new NotImplementedException(request.Type.ToString());
                }

                memory.WriteBytes(cmdPtr, response.GetBytes(cmdPtr));
            }

            return(KernelResult.Success);
        }