827 lines
25 KiB
C#
827 lines
25 KiB
C#
using ChocolArm64.Memory;
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using ChocolArm64.State;
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using Ryujinx.Common;
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using Ryujinx.Common.Logging;
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using Ryujinx.HLE.Exceptions;
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using Ryujinx.HLE.HOS.Ipc;
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using Ryujinx.HLE.HOS.Services;
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using System;
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using System.Threading;
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using static Ryujinx.HLE.HOS.ErrorCode;
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namespace Ryujinx.HLE.HOS.Kernel
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{
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partial class SvcHandler
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{
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private void SvcExitProcess(CpuThreadState ThreadState)
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{
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System.Scheduler.GetCurrentProcess().Terminate();
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}
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private void SignalEvent64(CpuThreadState ThreadState)
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{
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ThreadState.X0 = (ulong)SignalEvent((int)ThreadState.X0);
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}
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private KernelResult SignalEvent(int Handle)
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{
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KWritableEvent WritableEvent = Process.HandleTable.GetObject<KWritableEvent>(Handle);
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KernelResult Result;
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if (WritableEvent != null)
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{
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WritableEvent.Signal();
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Result = KernelResult.Success;
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}
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else
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{
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Result = KernelResult.InvalidHandle;
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}
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if (Result != KernelResult.Success)
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{
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Logger.PrintWarning(LogClass.KernelSvc, "Operation failed with error: " + Result + "!");
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}
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return Result;
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}
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private void ClearEvent64(CpuThreadState ThreadState)
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{
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ThreadState.X0 = (ulong)ClearEvent((int)ThreadState.X0);
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}
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private KernelResult ClearEvent(int Handle)
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{
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KernelResult Result;
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KWritableEvent WritableEvent = Process.HandleTable.GetObject<KWritableEvent>(Handle);
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if (WritableEvent == null)
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{
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KReadableEvent ReadableEvent = Process.HandleTable.GetObject<KReadableEvent>(Handle);
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Result = ReadableEvent?.Clear() ?? KernelResult.InvalidHandle;
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}
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else
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{
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Result = WritableEvent.Clear();
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}
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if (Result != KernelResult.Success)
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{
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Logger.PrintWarning(LogClass.KernelSvc, "Operation failed with error: " + Result + "!");
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}
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return Result;
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}
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private void SvcCloseHandle(CpuThreadState ThreadState)
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{
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int Handle = (int)ThreadState.X0;
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object Obj = Process.HandleTable.GetObject<object>(Handle);
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Process.HandleTable.CloseHandle(Handle);
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if (Obj == null)
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{
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Logger.PrintWarning(LogClass.KernelSvc, $"Invalid handle 0x{Handle:x8}!");
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ThreadState.X0 = MakeError(ErrorModule.Kernel, KernelErr.InvalidHandle);
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return;
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}
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if (Obj is KSession Session)
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{
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Session.Dispose();
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}
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else if (Obj is KTransferMemory TransferMemory)
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{
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Process.MemoryManager.ResetTransferMemory(
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TransferMemory.Address,
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TransferMemory.Size);
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}
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ThreadState.X0 = 0;
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}
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private void ResetSignal64(CpuThreadState ThreadState)
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{
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ThreadState.X0 = (ulong)ResetSignal((int)ThreadState.X0);
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}
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private KernelResult ResetSignal(int Handle)
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{
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KProcess CurrentProcess = System.Scheduler.GetCurrentProcess();
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KReadableEvent ReadableEvent = CurrentProcess.HandleTable.GetObject<KReadableEvent>(Handle);
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KernelResult Result;
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if (ReadableEvent != null)
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{
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Result = ReadableEvent.ClearIfSignaled();
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}
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else
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{
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KProcess Process = CurrentProcess.HandleTable.GetKProcess(Handle);
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if (Process != null)
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{
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Result = Process.ClearIfNotExited();
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}
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else
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{
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Result = KernelResult.InvalidHandle;
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}
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}
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if (Result == KernelResult.InvalidState)
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{
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Logger.PrintDebug(LogClass.KernelSvc, "Operation failed with error: " + Result + "!");
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}
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else if (Result != KernelResult.Success)
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{
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Logger.PrintWarning(LogClass.KernelSvc, "Operation failed with error: " + Result + "!");
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}
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return Result;
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}
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private void SvcGetSystemTick(CpuThreadState ThreadState)
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{
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ThreadState.X0 = ThreadState.CntpctEl0;
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}
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private void SvcConnectToNamedPort(CpuThreadState ThreadState)
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{
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long StackPtr = (long)ThreadState.X0;
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long NamePtr = (long)ThreadState.X1;
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string Name = MemoryHelper.ReadAsciiString(Memory, NamePtr, 8);
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//TODO: Validate that app has perms to access the service, and that the service
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//actually exists, return error codes otherwise.
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KSession Session = new KSession(ServiceFactory.MakeService(System, Name), Name);
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if (Process.HandleTable.GenerateHandle(Session, out int Handle) != KernelResult.Success)
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{
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throw new InvalidOperationException("Out of handles!");
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}
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ThreadState.X0 = 0;
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ThreadState.X1 = (uint)Handle;
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}
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private void SvcSendSyncRequest(CpuThreadState ThreadState)
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{
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SendSyncRequest(ThreadState, ThreadState.Tpidr, 0x100, (int)ThreadState.X0);
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}
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private void SvcSendSyncRequestWithUserBuffer(CpuThreadState ThreadState)
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{
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SendSyncRequest(
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ThreadState,
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(long)ThreadState.X0,
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(long)ThreadState.X1,
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(int)ThreadState.X2);
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}
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private void SendSyncRequest(CpuThreadState ThreadState, long MessagePtr, long Size, int Handle)
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{
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byte[] MessageData = Memory.ReadBytes(MessagePtr, Size);
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KSession Session = Process.HandleTable.GetObject<KSession>(Handle);
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if (Session != null)
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{
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System.CriticalSection.Enter();
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KThread CurrentThread = System.Scheduler.GetCurrentThread();
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CurrentThread.SignaledObj = null;
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CurrentThread.ObjSyncResult = 0;
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CurrentThread.Reschedule(ThreadSchedState.Paused);
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IpcMessage Message = new IpcMessage(MessageData, MessagePtr);
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ThreadPool.QueueUserWorkItem(ProcessIpcRequest, new HleIpcMessage(
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CurrentThread,
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Session,
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Message,
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MessagePtr));
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System.ThreadCounter.AddCount();
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System.CriticalSection.Leave();
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ThreadState.X0 = (ulong)CurrentThread.ObjSyncResult;
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}
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else
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{
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Logger.PrintWarning(LogClass.KernelSvc, $"Invalid session handle 0x{Handle:x8}!");
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ThreadState.X0 = MakeError(ErrorModule.Kernel, KernelErr.InvalidHandle);
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}
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}
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private void ProcessIpcRequest(object State)
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{
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HleIpcMessage IpcMessage = (HleIpcMessage)State;
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IpcMessage.Thread.ObjSyncResult = (int)IpcHandler.IpcCall(
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Device,
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Process,
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Memory,
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IpcMessage.Session,
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IpcMessage.Message,
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IpcMessage.MessagePtr);
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System.ThreadCounter.Signal();
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IpcMessage.Thread.Reschedule(ThreadSchedState.Running);
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}
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private void GetProcessId64(CpuThreadState ThreadState)
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{
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int Handle = (int)ThreadState.X1;
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KernelResult Result = GetProcessId(Handle, out long Pid);
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ThreadState.X0 = (ulong)Result;
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ThreadState.X1 = (ulong)Pid;
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}
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private KernelResult GetProcessId(int Handle, out long Pid)
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{
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KProcess CurrentProcess = System.Scheduler.GetCurrentProcess();
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KProcess Process = CurrentProcess.HandleTable.GetKProcess(Handle);
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if (Process == null)
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{
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KThread Thread = CurrentProcess.HandleTable.GetKThread(Handle);
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if (Thread != null)
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{
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Process = Thread.Owner;
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}
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//TODO: KDebugEvent.
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}
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Pid = Process?.Pid ?? 0;
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return Process != null
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? KernelResult.Success
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: KernelResult.InvalidHandle;
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}
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private void SvcBreak(CpuThreadState ThreadState)
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{
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long Reason = (long)ThreadState.X0;
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long Unknown = (long)ThreadState.X1;
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long Info = (long)ThreadState.X2;
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KThread CurrentThread = System.Scheduler.GetCurrentThread();
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if ((Reason & (1 << 31)) == 0)
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{
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CurrentThread.PrintGuestStackTrace();
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throw new GuestBrokeExecutionException();
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}
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else
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{
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Logger.PrintInfo(LogClass.KernelSvc, "Debugger triggered.");
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CurrentThread.PrintGuestStackTrace();
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}
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}
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private void SvcOutputDebugString(CpuThreadState ThreadState)
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{
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long Position = (long)ThreadState.X0;
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long Size = (long)ThreadState.X1;
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string Str = MemoryHelper.ReadAsciiString(Memory, Position, Size);
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Logger.PrintWarning(LogClass.KernelSvc, Str);
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ThreadState.X0 = 0;
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}
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private void GetInfo64(CpuThreadState ThreadState)
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{
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long StackPtr = (long)ThreadState.X0;
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uint Id = (uint)ThreadState.X1;
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int Handle = (int)ThreadState.X2;
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long SubId = (long)ThreadState.X3;
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KernelResult Result = GetInfo(Id, Handle, SubId, out long Value);
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ThreadState.X0 = (ulong)Result;
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ThreadState.X1 = (ulong)Value;
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}
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private KernelResult GetInfo(uint Id, int Handle, long SubId, out long Value)
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{
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Value = 0;
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switch (Id)
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{
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case 0:
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case 1:
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case 2:
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case 3:
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case 4:
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case 5:
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case 6:
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case 7:
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case 12:
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case 13:
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case 14:
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case 15:
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case 16:
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case 17:
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case 18:
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case 20:
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case 21:
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case 22:
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{
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if (SubId != 0)
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{
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return KernelResult.InvalidCombination;
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}
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KProcess CurrentProcess = System.Scheduler.GetCurrentProcess();
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KProcess Process = CurrentProcess.HandleTable.GetKProcess(Handle);
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if (Process == null)
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{
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return KernelResult.InvalidHandle;
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}
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switch (Id)
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{
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case 0: Value = Process.Capabilities.AllowedCpuCoresMask; break;
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case 1: Value = Process.Capabilities.AllowedThreadPriosMask; break;
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case 2: Value = (long)Process.MemoryManager.AliasRegionStart; break;
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case 3: Value = (long)(Process.MemoryManager.AliasRegionEnd -
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Process.MemoryManager.AliasRegionStart); break;
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case 4: Value = (long)Process.MemoryManager.HeapRegionStart; break;
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case 5: Value = (long)(Process.MemoryManager.HeapRegionEnd -
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Process.MemoryManager.HeapRegionStart); break;
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case 6: Value = (long)Process.GetMemoryCapacity(); break;
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case 7: Value = (long)Process.GetMemoryUsage(); break;
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case 12: Value = (long)Process.MemoryManager.GetAddrSpaceBaseAddr(); break;
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case 13: Value = (long)Process.MemoryManager.GetAddrSpaceSize(); break;
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case 14: Value = (long)Process.MemoryManager.StackRegionStart; break;
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case 15: Value = (long)(Process.MemoryManager.StackRegionEnd -
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Process.MemoryManager.StackRegionStart); break;
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case 16: Value = (long)Process.PersonalMmHeapPagesCount * KMemoryManager.PageSize; break;
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case 17:
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if (Process.PersonalMmHeapPagesCount != 0)
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{
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Value = Process.MemoryManager.GetMmUsedPages() * KMemoryManager.PageSize;
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}
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break;
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case 18: Value = Process.TitleId; break;
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case 20: Value = (long)Process.UserExceptionContextAddress; break;
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case 21: Value = (long)Process.GetMemoryCapacityWithoutPersonalMmHeap(); break;
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case 22: Value = (long)Process.GetMemoryUsageWithoutPersonalMmHeap(); break;
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}
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break;
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}
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case 8:
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{
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if (Handle != 0)
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{
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return KernelResult.InvalidHandle;
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}
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if (SubId != 0)
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{
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return KernelResult.InvalidCombination;
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}
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Value = System.Scheduler.GetCurrentProcess().Debug ? 1 : 0;
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break;
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}
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case 9:
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{
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if (Handle != 0)
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{
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return KernelResult.InvalidHandle;
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}
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if (SubId != 0)
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{
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return KernelResult.InvalidCombination;
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}
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KProcess CurrentProcess = System.Scheduler.GetCurrentProcess();
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if (CurrentProcess.ResourceLimit != null)
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{
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KHandleTable HandleTable = CurrentProcess.HandleTable;
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KResourceLimit ResourceLimit = CurrentProcess.ResourceLimit;
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KernelResult Result = HandleTable.GenerateHandle(ResourceLimit, out int ResLimHandle);
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if (Result != KernelResult.Success)
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{
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return Result;
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}
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Value = (uint)ResLimHandle;
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}
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break;
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}
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case 10:
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{
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if (Handle != 0)
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{
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return KernelResult.InvalidHandle;
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}
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int CurrentCore = System.Scheduler.GetCurrentThread().CurrentCore;
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if (SubId != -1 && SubId != CurrentCore)
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{
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return KernelResult.InvalidCombination;
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}
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Value = System.Scheduler.CoreContexts[CurrentCore].TotalIdleTimeTicks;
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break;
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}
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case 11:
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{
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if (Handle != 0)
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{
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return KernelResult.InvalidHandle;
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}
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if ((ulong)SubId > 3)
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{
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return KernelResult.InvalidCombination;
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}
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KProcess CurrentProcess = System.Scheduler.GetCurrentProcess();
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Value = CurrentProcess.RandomEntropy[SubId];
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break;
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}
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case 0xf0000002u:
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{
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if (SubId < -1 || SubId > 3)
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{
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return KernelResult.InvalidCombination;
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}
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KThread Thread = System.Scheduler.GetCurrentProcess().HandleTable.GetKThread(Handle);
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if (Thread == null)
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{
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return KernelResult.InvalidHandle;
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}
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KThread CurrentThread = System.Scheduler.GetCurrentThread();
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int CurrentCore = CurrentThread.CurrentCore;
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if (SubId != -1 && SubId != CurrentCore)
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{
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return KernelResult.Success;
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}
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KCoreContext CoreContext = System.Scheduler.CoreContexts[CurrentCore];
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long TimeDelta = PerformanceCounter.ElapsedMilliseconds - CoreContext.LastContextSwitchTime;
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if (SubId != -1)
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{
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Value = KTimeManager.ConvertMillisecondsToTicks(TimeDelta);
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}
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else
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{
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long TotalTimeRunning = Thread.TotalTimeRunning;
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if (Thread == CurrentThread)
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{
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TotalTimeRunning += TimeDelta;
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}
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Value = KTimeManager.ConvertMillisecondsToTicks(TotalTimeRunning);
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}
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break;
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}
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default: return KernelResult.InvalidEnumValue;
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}
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return KernelResult.Success;
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}
|
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private void CreateEvent64(CpuThreadState State)
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{
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KernelResult Result = CreateEvent(out int WEventHandle, out int REventHandle);
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State.X0 = (ulong)Result;
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State.X1 = (ulong)WEventHandle;
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State.X2 = (ulong)REventHandle;
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}
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private KernelResult CreateEvent(out int WEventHandle, out int REventHandle)
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{
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KEvent Event = new KEvent(System);
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KernelResult Result = Process.HandleTable.GenerateHandle(Event.WritableEvent, out WEventHandle);
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if (Result == KernelResult.Success)
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{
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Result = Process.HandleTable.GenerateHandle(Event.ReadableEvent, out REventHandle);
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if (Result != KernelResult.Success)
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{
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Process.HandleTable.CloseHandle(WEventHandle);
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}
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}
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else
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{
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REventHandle = 0;
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}
|
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return Result;
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}
|
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|
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private void GetProcessList64(CpuThreadState State)
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{
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ulong Address = State.X1;
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int MaxOut = (int)State.X2;
|
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KernelResult Result = GetProcessList(Address, MaxOut, out int Count);
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State.X0 = (ulong)Result;
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State.X1 = (ulong)Count;
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}
|
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private KernelResult GetProcessList(ulong Address, int MaxCount, out int Count)
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{
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Count = 0;
|
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|
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if ((MaxCount >> 28) != 0)
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{
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return KernelResult.MaximumExceeded;
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}
|
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|
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if (MaxCount != 0)
|
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{
|
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KProcess CurrentProcess = System.Scheduler.GetCurrentProcess();
|
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|
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ulong CopySize = (ulong)MaxCount * 8;
|
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|
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if (Address + CopySize <= Address)
|
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{
|
|
return KernelResult.InvalidMemState;
|
|
}
|
|
|
|
if (CurrentProcess.MemoryManager.OutsideAddrSpace(Address, CopySize))
|
|
{
|
|
return KernelResult.InvalidMemState;
|
|
}
|
|
}
|
|
|
|
int CopyCount = 0;
|
|
|
|
lock (System.Processes)
|
|
{
|
|
foreach (KProcess Process in System.Processes.Values)
|
|
{
|
|
if (CopyCount < MaxCount)
|
|
{
|
|
if (!KernelTransfer.KernelToUserInt64(System, (long)Address + CopyCount * 8, Process.Pid))
|
|
{
|
|
return KernelResult.UserCopyFailed;
|
|
}
|
|
}
|
|
|
|
CopyCount++;
|
|
}
|
|
}
|
|
|
|
Count = CopyCount;
|
|
|
|
return KernelResult.Success;
|
|
}
|
|
|
|
private void GetSystemInfo64(CpuThreadState State)
|
|
{
|
|
uint Id = (uint)State.X1;
|
|
int Handle = (int)State.X2;
|
|
long SubId = (long)State.X3;
|
|
|
|
KernelResult Result = GetSystemInfo(Id, Handle, SubId, out long Value);
|
|
|
|
State.X0 = (ulong)Result;
|
|
State.X1 = (ulong)Value;
|
|
}
|
|
|
|
private KernelResult GetSystemInfo(uint Id, int Handle, long SubId, out long Value)
|
|
{
|
|
Value = 0;
|
|
|
|
if (Id > 2)
|
|
{
|
|
return KernelResult.InvalidEnumValue;
|
|
}
|
|
|
|
if (Handle != 0)
|
|
{
|
|
return KernelResult.InvalidHandle;
|
|
}
|
|
|
|
if (Id < 2)
|
|
{
|
|
if ((ulong)SubId > 3)
|
|
{
|
|
return KernelResult.InvalidCombination;
|
|
}
|
|
|
|
KMemoryRegionManager Region = System.MemoryRegions[SubId];
|
|
|
|
switch (Id)
|
|
{
|
|
//Memory region capacity.
|
|
case 0: Value = (long)Region.Size; break;
|
|
|
|
//Memory region free space.
|
|
case 1:
|
|
{
|
|
ulong FreePagesCount = Region.GetFreePages();
|
|
|
|
Value = (long)(FreePagesCount * KMemoryManager.PageSize);
|
|
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
else /* if (Id == 2) */
|
|
{
|
|
if ((ulong)SubId > 1)
|
|
{
|
|
return KernelResult.InvalidCombination;
|
|
}
|
|
|
|
switch (SubId)
|
|
{
|
|
case 0: Value = System.PrivilegedProcessLowestId; break;
|
|
case 1: Value = System.PrivilegedProcessHighestId; break;
|
|
}
|
|
}
|
|
|
|
return KernelResult.Success;
|
|
}
|
|
|
|
private void CreatePort64(CpuThreadState State)
|
|
{
|
|
int MaxSessions = (int)State.X2;
|
|
bool IsLight = (State.X3 & 1) != 0;
|
|
long NameAddress = (long)State.X4;
|
|
|
|
KernelResult Result = CreatePort(
|
|
MaxSessions,
|
|
IsLight,
|
|
NameAddress,
|
|
out int ServerPortHandle,
|
|
out int ClientPortHandle);
|
|
|
|
State.X0 = (ulong)Result;
|
|
State.X1 = (ulong)ServerPortHandle;
|
|
State.X2 = (ulong)ClientPortHandle;
|
|
}
|
|
|
|
private KernelResult CreatePort(
|
|
int MaxSessions,
|
|
bool IsLight,
|
|
long NameAddress,
|
|
out int ServerPortHandle,
|
|
out int ClientPortHandle)
|
|
{
|
|
ServerPortHandle = ClientPortHandle = 0;
|
|
|
|
if (MaxSessions < 1)
|
|
{
|
|
return KernelResult.MaximumExceeded;
|
|
}
|
|
|
|
KPort Port = new KPort(System);
|
|
|
|
Port.Initialize(MaxSessions, IsLight, NameAddress);
|
|
|
|
KProcess CurrentProcess = System.Scheduler.GetCurrentProcess();
|
|
|
|
KernelResult Result = CurrentProcess.HandleTable.GenerateHandle(Port.ClientPort, out ClientPortHandle);
|
|
|
|
if (Result != KernelResult.Success)
|
|
{
|
|
return Result;
|
|
}
|
|
|
|
Result = CurrentProcess.HandleTable.GenerateHandle(Port.ServerPort, out ServerPortHandle);
|
|
|
|
if (Result != KernelResult.Success)
|
|
{
|
|
CurrentProcess.HandleTable.CloseHandle(ClientPortHandle);
|
|
}
|
|
|
|
return Result;
|
|
}
|
|
|
|
private void ManageNamedPort64(CpuThreadState State)
|
|
{
|
|
long NameAddress = (long)State.X1;
|
|
int MaxSessions = (int)State.X2;
|
|
|
|
KernelResult Result = ManageNamedPort(NameAddress, MaxSessions, out int Handle);
|
|
|
|
State.X0 = (ulong)Result;
|
|
State.X1 = (ulong)Handle;
|
|
}
|
|
|
|
private KernelResult ManageNamedPort(long NameAddress, int MaxSessions, out int Handle)
|
|
{
|
|
Handle = 0;
|
|
|
|
if (!KernelTransfer.UserToKernelString(System, NameAddress, 12, out string Name))
|
|
{
|
|
return KernelResult.UserCopyFailed;
|
|
}
|
|
|
|
if (MaxSessions < 0 || Name.Length > 11)
|
|
{
|
|
return KernelResult.MaximumExceeded;
|
|
}
|
|
|
|
if (MaxSessions == 0)
|
|
{
|
|
return KClientPort.RemoveName(System, Name);
|
|
}
|
|
|
|
KPort Port = new KPort(System);
|
|
|
|
KProcess CurrentProcess = System.Scheduler.GetCurrentProcess();
|
|
|
|
KernelResult Result = CurrentProcess.HandleTable.GenerateHandle(Port.ServerPort, out Handle);
|
|
|
|
if (Result != KernelResult.Success)
|
|
{
|
|
return Result;
|
|
}
|
|
|
|
Port.Initialize(MaxSessions, false, 0);
|
|
|
|
Result = Port.SetName(Name);
|
|
|
|
if (Result != KernelResult.Success)
|
|
{
|
|
CurrentProcess.HandleTable.CloseHandle(Handle);
|
|
}
|
|
|
|
return Result;
|
|
}
|
|
}
|
|
}
|