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authorTSR Berry <20988865+TSRBerry@users.noreply.github.com>2023-04-08 01:22:00 +0200
committerMary <thog@protonmail.com>2023-04-27 23:51:14 +0200
commitcee712105850ac3385cd0091a923438167433f9f (patch)
tree4a5274b21d8b7f938c0d0ce18736d3f2993b11b1 /Ryujinx.HLE/HOS/Kernel/SupervisorCall
parentcd124bda587ef09668a971fa1cac1c3f0cfc9f21 (diff)
Move solution and projects to src
Diffstat (limited to 'Ryujinx.HLE/HOS/Kernel/SupervisorCall')
-rw-r--r--Ryujinx.HLE/HOS/Kernel/SupervisorCall/CodeMemoryOperation.cs10
-rw-r--r--Ryujinx.HLE/HOS/Kernel/SupervisorCall/InfoType.cs34
-rw-r--r--Ryujinx.HLE/HOS/Kernel/SupervisorCall/MemoryInfo.cs37
-rw-r--r--Ryujinx.HLE/HOS/Kernel/SupervisorCall/PointerSizedAttribute.cs9
-rw-r--r--Ryujinx.HLE/HOS/Kernel/SupervisorCall/SvcAttribute.cs15
-rw-r--r--Ryujinx.HLE/HOS/Kernel/SupervisorCall/SvcImplAttribute.cs9
-rw-r--r--Ryujinx.HLE/HOS/Kernel/SupervisorCall/Syscall.cs3010
-rw-r--r--Ryujinx.HLE/HOS/Kernel/SupervisorCall/SyscallHandler.cs44
-rw-r--r--Ryujinx.HLE/HOS/Kernel/SupervisorCall/ThreadContext.cs22
9 files changed, 0 insertions, 3190 deletions
diff --git a/Ryujinx.HLE/HOS/Kernel/SupervisorCall/CodeMemoryOperation.cs b/Ryujinx.HLE/HOS/Kernel/SupervisorCall/CodeMemoryOperation.cs
deleted file mode 100644
index 511ee99a..00000000
--- a/Ryujinx.HLE/HOS/Kernel/SupervisorCall/CodeMemoryOperation.cs
+++ /dev/null
@@ -1,10 +0,0 @@
-namespace Ryujinx.HLE.HOS.Kernel.SupervisorCall
-{
- enum CodeMemoryOperation : uint
- {
- Map,
- MapToOwner,
- Unmap,
- UnmapFromOwner
- };
-} \ No newline at end of file
diff --git a/Ryujinx.HLE/HOS/Kernel/SupervisorCall/InfoType.cs b/Ryujinx.HLE/HOS/Kernel/SupervisorCall/InfoType.cs
deleted file mode 100644
index 3cf7ba74..00000000
--- a/Ryujinx.HLE/HOS/Kernel/SupervisorCall/InfoType.cs
+++ /dev/null
@@ -1,34 +0,0 @@
-namespace Ryujinx.HLE.HOS.Kernel.SupervisorCall
-{
- enum InfoType : uint
- {
- CoreMask,
- PriorityMask,
- AliasRegionAddress,
- AliasRegionSize,
- HeapRegionAddress,
- HeapRegionSize,
- TotalMemorySize,
- UsedMemorySize,
- DebuggerAttached,
- ResourceLimit,
- IdleTickCount,
- RandomEntropy,
- AslrRegionAddress,
- AslrRegionSize,
- StackRegionAddress,
- StackRegionSize,
- SystemResourceSizeTotal,
- SystemResourceSizeUsed,
- ProgramId,
- // NOTE: Added in 4.0.0, removed in 5.0.0.
- InitialProcessIdRange,
- UserExceptionContextAddress,
- TotalNonSystemMemorySize,
- UsedNonSystemMemorySize,
- IsApplication,
- FreeThreadCount,
- ThreadTickCount,
- MesosphereCurrentProcess = 65001
- }
-}
diff --git a/Ryujinx.HLE/HOS/Kernel/SupervisorCall/MemoryInfo.cs b/Ryujinx.HLE/HOS/Kernel/SupervisorCall/MemoryInfo.cs
deleted file mode 100644
index a71cce1f..00000000
--- a/Ryujinx.HLE/HOS/Kernel/SupervisorCall/MemoryInfo.cs
+++ /dev/null
@@ -1,37 +0,0 @@
-using Ryujinx.HLE.HOS.Kernel.Memory;
-
-namespace Ryujinx.HLE.HOS.Kernel.SupervisorCall
-{
- struct MemoryInfo
- {
- public ulong Address;
- public ulong Size;
- public MemoryState State;
- public MemoryAttribute Attribute;
- public KMemoryPermission Permission;
- public int IpcRefCount;
- public int DeviceRefCount;
-#pragma warning disable CS0414
- private int _padding;
-#pragma warning restore CS0414
-
- public MemoryInfo(
- ulong address,
- ulong size,
- MemoryState state,
- MemoryAttribute attribute,
- KMemoryPermission permission,
- int ipcRefCount,
- int deviceRefCount)
- {
- Address = address;
- Size = size;
- State = state;
- Attribute = attribute;
- Permission = permission;
- IpcRefCount = ipcRefCount;
- DeviceRefCount = deviceRefCount;
- _padding = 0;
- }
- }
-} \ No newline at end of file
diff --git a/Ryujinx.HLE/HOS/Kernel/SupervisorCall/PointerSizedAttribute.cs b/Ryujinx.HLE/HOS/Kernel/SupervisorCall/PointerSizedAttribute.cs
deleted file mode 100644
index 154164fb..00000000
--- a/Ryujinx.HLE/HOS/Kernel/SupervisorCall/PointerSizedAttribute.cs
+++ /dev/null
@@ -1,9 +0,0 @@
-using System;
-
-namespace Ryujinx.HLE.HOS.Kernel.SupervisorCall
-{
- [AttributeUsage(AttributeTargets.Parameter, AllowMultiple = false, Inherited = true)]
- class PointerSizedAttribute : Attribute
- {
- }
-}
diff --git a/Ryujinx.HLE/HOS/Kernel/SupervisorCall/SvcAttribute.cs b/Ryujinx.HLE/HOS/Kernel/SupervisorCall/SvcAttribute.cs
deleted file mode 100644
index b8839d1d..00000000
--- a/Ryujinx.HLE/HOS/Kernel/SupervisorCall/SvcAttribute.cs
+++ /dev/null
@@ -1,15 +0,0 @@
-using System;
-
-namespace Ryujinx.HLE.HOS.Kernel.SupervisorCall
-{
- [AttributeUsage(AttributeTargets.Method, AllowMultiple = false, Inherited = true)]
- class SvcAttribute : Attribute
- {
- public int Id { get; }
-
- public SvcAttribute(int id)
- {
- Id = id;
- }
- }
-}
diff --git a/Ryujinx.HLE/HOS/Kernel/SupervisorCall/SvcImplAttribute.cs b/Ryujinx.HLE/HOS/Kernel/SupervisorCall/SvcImplAttribute.cs
deleted file mode 100644
index a32d851f..00000000
--- a/Ryujinx.HLE/HOS/Kernel/SupervisorCall/SvcImplAttribute.cs
+++ /dev/null
@@ -1,9 +0,0 @@
-using System;
-
-namespace Ryujinx.HLE.HOS.Kernel.SupervisorCall
-{
- [AttributeUsage(AttributeTargets.Class, AllowMultiple = false, Inherited = true)]
- class SvcImplAttribute : Attribute
- {
- }
-}
diff --git a/Ryujinx.HLE/HOS/Kernel/SupervisorCall/Syscall.cs b/Ryujinx.HLE/HOS/Kernel/SupervisorCall/Syscall.cs
deleted file mode 100644
index 3163c348..00000000
--- a/Ryujinx.HLE/HOS/Kernel/SupervisorCall/Syscall.cs
+++ /dev/null
@@ -1,3010 +0,0 @@
-using Ryujinx.Common;
-using Ryujinx.Common.Logging;
-using Ryujinx.Cpu;
-using Ryujinx.HLE.Exceptions;
-using Ryujinx.HLE.HOS.Kernel.Common;
-using Ryujinx.HLE.HOS.Kernel.Ipc;
-using Ryujinx.HLE.HOS.Kernel.Memory;
-using Ryujinx.HLE.HOS.Kernel.Process;
-using Ryujinx.HLE.HOS.Kernel.Threading;
-using Ryujinx.Horizon.Common;
-using System;
-using System.Buffers;
-using System.Threading;
-
-namespace Ryujinx.HLE.HOS.Kernel.SupervisorCall
-{
- [SvcImpl]
- class Syscall : ISyscallApi
- {
- private readonly KernelContext _context;
-
- public Syscall(KernelContext context)
- {
- _context = context;
- }
-
- // Process
-
- [Svc(0x24)]
- public Result GetProcessId(out ulong pid, int handle)
- {
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- KProcess process = currentProcess.HandleTable.GetKProcess(handle);
-
- if (process == null)
- {
- KThread thread = currentProcess.HandleTable.GetKThread(handle);
-
- if (thread != null)
- {
- process = thread.Owner;
- }
-
- // TODO: KDebugEvent.
- }
-
- pid = process?.Pid ?? 0;
-
- return process != null
- ? Result.Success
- : KernelResult.InvalidHandle;
- }
-
- public Result CreateProcess(
- out int handle,
- ProcessCreationInfo info,
- ReadOnlySpan<uint> capabilities,
- IProcessContextFactory contextFactory,
- ThreadStart customThreadStart = null)
- {
- handle = 0;
-
- if ((info.Flags & ~ProcessCreationFlags.All) != 0)
- {
- return KernelResult.InvalidEnumValue;
- }
-
- // TODO: Address space check.
-
- if ((info.Flags & ProcessCreationFlags.PoolPartitionMask) > ProcessCreationFlags.PoolPartitionSystemNonSecure)
- {
- return KernelResult.InvalidEnumValue;
- }
-
- if ((info.CodeAddress & 0x1fffff) != 0)
- {
- return KernelResult.InvalidAddress;
- }
-
- if (info.CodePagesCount < 0 || info.SystemResourcePagesCount < 0)
- {
- return KernelResult.InvalidSize;
- }
-
- if (info.Flags.HasFlag(ProcessCreationFlags.OptimizeMemoryAllocation) &&
- !info.Flags.HasFlag(ProcessCreationFlags.IsApplication))
- {
- return KernelResult.InvalidThread;
- }
-
- KHandleTable handleTable = KernelStatic.GetCurrentProcess().HandleTable;
-
- KProcess process = new KProcess(_context);
-
- using var _ = new OnScopeExit(process.DecrementReferenceCount);
-
- KResourceLimit resourceLimit;
-
- if (info.ResourceLimitHandle != 0)
- {
- resourceLimit = handleTable.GetObject<KResourceLimit>(info.ResourceLimitHandle);
-
- if (resourceLimit == null)
- {
- return KernelResult.InvalidHandle;
- }
- }
- else
- {
- resourceLimit = _context.ResourceLimit;
- }
-
- MemoryRegion memRegion = (info.Flags & ProcessCreationFlags.PoolPartitionMask) switch
- {
- ProcessCreationFlags.PoolPartitionApplication => MemoryRegion.Application,
- ProcessCreationFlags.PoolPartitionApplet => MemoryRegion.Applet,
- ProcessCreationFlags.PoolPartitionSystem => MemoryRegion.Service,
- ProcessCreationFlags.PoolPartitionSystemNonSecure => MemoryRegion.NvServices,
- _ => MemoryRegion.NvServices
- };
-
- Result result = process.Initialize(
- info,
- capabilities,
- resourceLimit,
- memRegion,
- contextFactory,
- customThreadStart);
-
- if (result != Result.Success)
- {
- return result;
- }
-
- _context.Processes.TryAdd(process.Pid, process);
-
- return handleTable.GenerateHandle(process, out handle);
- }
-
- public Result StartProcess(int handle, int priority, int cpuCore, ulong mainThreadStackSize)
- {
- KProcess process = KernelStatic.GetCurrentProcess().HandleTable.GetObject<KProcess>(handle);
-
- if (process == null)
- {
- return KernelResult.InvalidHandle;
- }
-
- if ((uint)cpuCore >= KScheduler.CpuCoresCount || !process.IsCpuCoreAllowed(cpuCore))
- {
- return KernelResult.InvalidCpuCore;
- }
-
- if ((uint)priority >= KScheduler.PrioritiesCount || !process.IsPriorityAllowed(priority))
- {
- return KernelResult.InvalidPriority;
- }
-
- process.DefaultCpuCore = cpuCore;
-
- Result result = process.Start(priority, mainThreadStackSize);
-
- if (result != Result.Success)
- {
- return result;
- }
-
- process.IncrementReferenceCount();
-
- return Result.Success;
- }
-
- [Svc(0x5f)]
- public Result FlushProcessDataCache(int processHandle, ulong address, ulong size)
- {
- // FIXME: This needs to be implemented as ARMv7 doesn't have any way to do cache maintenance operations on EL0.
- // As we don't support (and don't actually need) to flush the cache, this is stubbed.
- return Result.Success;
- }
-
- // IPC
-
- [Svc(0x1f)]
- public Result ConnectToNamedPort(out int handle, [PointerSized] ulong namePtr)
- {
- handle = 0;
-
- if (!KernelTransfer.UserToKernelString(out string name, namePtr, 12))
- {
- return KernelResult.UserCopyFailed;
- }
-
- return ConnectToNamedPort(out handle, name);
- }
-
- public Result ConnectToNamedPort(out int handle, string name)
- {
- handle = 0;
-
- if (name.Length > 11)
- {
- return KernelResult.MaximumExceeded;
- }
-
- KAutoObject autoObj = KAutoObject.FindNamedObject(_context, name);
-
- if (autoObj is not KClientPort clientPort)
- {
- return KernelResult.NotFound;
- }
-
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- Result result = currentProcess.HandleTable.ReserveHandle(out handle);
-
- if (result != Result.Success)
- {
- return result;
- }
-
- result = clientPort.Connect(out KClientSession clientSession);
-
- if (result != Result.Success)
- {
- currentProcess.HandleTable.CancelHandleReservation(handle);
-
- return result;
- }
-
- currentProcess.HandleTable.SetReservedHandleObj(handle, clientSession);
-
- clientSession.DecrementReferenceCount();
-
- return result;
- }
-
- [Svc(0x21)]
- public Result SendSyncRequest(int handle)
- {
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- KClientSession session = currentProcess.HandleTable.GetObject<KClientSession>(handle);
-
- if (session == null)
- {
- return KernelResult.InvalidHandle;
- }
-
- return session.SendSyncRequest();
- }
-
- [Svc(0x22)]
- public Result SendSyncRequestWithUserBuffer(
- [PointerSized] ulong messagePtr,
- [PointerSized] ulong messageSize,
- int handle)
- {
- if (!PageAligned(messagePtr))
- {
- return KernelResult.InvalidAddress;
- }
-
- if (!PageAligned(messageSize) || messageSize == 0)
- {
- return KernelResult.InvalidSize;
- }
-
- if (messagePtr + messageSize <= messagePtr)
- {
- return KernelResult.InvalidMemState;
- }
-
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- Result result = currentProcess.MemoryManager.BorrowIpcBuffer(messagePtr, messageSize);
-
- if (result != Result.Success)
- {
- return result;
- }
-
- KClientSession session = currentProcess.HandleTable.GetObject<KClientSession>(handle);
-
- if (session == null)
- {
- result = KernelResult.InvalidHandle;
- }
- else
- {
- result = session.SendSyncRequest(messagePtr, messageSize);
- }
-
- Result result2 = currentProcess.MemoryManager.UnborrowIpcBuffer(messagePtr, messageSize);
-
- if (result == Result.Success)
- {
- result = result2;
- }
-
- return result;
- }
-
- [Svc(0x23)]
- public Result SendAsyncRequestWithUserBuffer(
- out int doneEventHandle,
- [PointerSized] ulong messagePtr,
- [PointerSized] ulong messageSize,
- int handle)
- {
- doneEventHandle = 0;
-
- if (!PageAligned(messagePtr))
- {
- return KernelResult.InvalidAddress;
- }
-
- if (!PageAligned(messageSize) || messageSize == 0)
- {
- return KernelResult.InvalidSize;
- }
-
- if (messagePtr + messageSize <= messagePtr)
- {
- return KernelResult.InvalidMemState;
- }
-
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- Result result = currentProcess.MemoryManager.BorrowIpcBuffer(messagePtr, messageSize);
-
- if (result != Result.Success)
- {
- return result;
- }
-
- KResourceLimit resourceLimit = currentProcess.ResourceLimit;
-
- if (resourceLimit != null && !resourceLimit.Reserve(LimitableResource.Event, 1))
- {
- currentProcess.MemoryManager.UnborrowIpcBuffer(messagePtr, messageSize);
-
- return KernelResult.ResLimitExceeded;
- }
-
- KClientSession session = currentProcess.HandleTable.GetObject<KClientSession>(handle);
-
- if (session == null)
- {
- result = KernelResult.InvalidHandle;
- }
- else
- {
- KEvent doneEvent = new KEvent(_context);
-
- result = currentProcess.HandleTable.GenerateHandle(doneEvent.ReadableEvent, out doneEventHandle);
-
- if (result == Result.Success)
- {
- result = session.SendAsyncRequest(doneEvent.WritableEvent, messagePtr, messageSize);
-
- if (result != Result.Success)
- {
- currentProcess.HandleTable.CloseHandle(doneEventHandle);
- }
- }
- }
-
- if (result != Result.Success)
- {
- resourceLimit?.Release(LimitableResource.Event, 1);
-
- currentProcess.MemoryManager.UnborrowIpcBuffer(messagePtr, messageSize);
- }
-
- return result;
- }
-
- [Svc(0x40)]
- public Result CreateSession(
- out int serverSessionHandle,
- out int clientSessionHandle,
- bool isLight,
- [PointerSized] ulong namePtr)
- {
- return CreateSession(out serverSessionHandle, out clientSessionHandle, isLight, null);
- }
-
- public Result CreateSession(
- out int serverSessionHandle,
- out int clientSessionHandle,
- bool isLight,
- string name)
- {
- serverSessionHandle = 0;
- clientSessionHandle = 0;
-
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- KResourceLimit resourceLimit = currentProcess.ResourceLimit;
-
- if (resourceLimit != null && !resourceLimit.Reserve(LimitableResource.Session, 1))
- {
- return KernelResult.ResLimitExceeded;
- }
-
- Result result;
-
- if (isLight)
- {
- KLightSession session = new KLightSession(_context);
-
- result = currentProcess.HandleTable.GenerateHandle(session.ServerSession, out serverSessionHandle);
-
- if (result == Result.Success)
- {
- result = currentProcess.HandleTable.GenerateHandle(session.ClientSession, out clientSessionHandle);
-
- if (result != Result.Success)
- {
- currentProcess.HandleTable.CloseHandle(serverSessionHandle);
-
- serverSessionHandle = 0;
- }
- }
-
- session.ServerSession.DecrementReferenceCount();
- session.ClientSession.DecrementReferenceCount();
- }
- else
- {
- KSession session = new KSession(_context);
-
- result = currentProcess.HandleTable.GenerateHandle(session.ServerSession, out serverSessionHandle);
-
- if (result == Result.Success)
- {
- result = currentProcess.HandleTable.GenerateHandle(session.ClientSession, out clientSessionHandle);
-
- if (result != Result.Success)
- {
- currentProcess.HandleTable.CloseHandle(serverSessionHandle);
-
- serverSessionHandle = 0;
- }
- }
-
- session.ServerSession.DecrementReferenceCount();
- session.ClientSession.DecrementReferenceCount();
- }
-
- return result;
- }
-
- [Svc(0x41)]
- public Result AcceptSession(out int sessionHandle, int portHandle)
- {
- sessionHandle = 0;
-
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- KServerPort serverPort = currentProcess.HandleTable.GetObject<KServerPort>(portHandle);
-
- if (serverPort == null)
- {
- return KernelResult.InvalidHandle;
- }
-
- Result result = currentProcess.HandleTable.ReserveHandle(out int handle);
-
- if (result != Result.Success)
- {
- return result;
- }
-
- KAutoObject session;
-
- if (serverPort.IsLight)
- {
- session = serverPort.AcceptIncomingLightConnection();
- }
- else
- {
- session = serverPort.AcceptIncomingConnection();
- }
-
- if (session != null)
- {
- currentProcess.HandleTable.SetReservedHandleObj(handle, session);
-
- session.DecrementReferenceCount();
-
- sessionHandle = handle;
-
- result = Result.Success;
- }
- else
- {
- currentProcess.HandleTable.CancelHandleReservation(handle);
-
- result = KernelResult.NotFound;
- }
-
- return result;
- }
-
- [Svc(0x43)]
- public Result ReplyAndReceive(
- out int handleIndex,
- [PointerSized] ulong handlesPtr,
- int handlesCount,
- int replyTargetHandle,
- long timeout)
- {
- handleIndex = 0;
-
- if ((uint)handlesCount > 0x40)
- {
- return KernelResult.MaximumExceeded;
- }
-
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- ulong copySize = (ulong)((long)handlesCount * 4);
-
- if (!currentProcess.MemoryManager.InsideAddrSpace(handlesPtr, copySize))
- {
- return KernelResult.UserCopyFailed;
- }
-
- if (handlesPtr + copySize < handlesPtr)
- {
- return KernelResult.UserCopyFailed;
- }
-
- int[] handles = new int[handlesCount];
-
- if (!KernelTransfer.UserToKernelArray<int>(handlesPtr, handles))
- {
- return KernelResult.UserCopyFailed;
- }
-
- if (timeout > 0)
- {
- timeout += KTimeManager.DefaultTimeIncrementNanoseconds;
- }
-
- return ReplyAndReceive(out handleIndex, handles, replyTargetHandle, timeout);
- }
-
- public Result ReplyAndReceive(out int handleIndex, ReadOnlySpan<int> handles, int replyTargetHandle, long timeout)
- {
- handleIndex = 0;
-
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- KSynchronizationObject[] syncObjsArray = ArrayPool<KSynchronizationObject>.Shared.Rent(handles.Length);
-
- Span<KSynchronizationObject> syncObjs = syncObjsArray.AsSpan(0, handles.Length);
-
- for (int index = 0; index < handles.Length; index++)
- {
- KSynchronizationObject obj = currentProcess.HandleTable.GetObject<KSynchronizationObject>(handles[index]);
-
- if (obj == null)
- {
- return KernelResult.InvalidHandle;
- }
-
- syncObjs[index] = obj;
- }
-
- Result result = Result.Success;
-
- if (replyTargetHandle != 0)
- {
- KServerSession replyTarget = currentProcess.HandleTable.GetObject<KServerSession>(replyTargetHandle);
-
- if (replyTarget == null)
- {
- result = KernelResult.InvalidHandle;
- }
- else
- {
- result = replyTarget.Reply();
- }
- }
-
- if (result == Result.Success)
- {
- if (timeout > 0)
- {
- timeout += KTimeManager.DefaultTimeIncrementNanoseconds;
- }
-
- while ((result = _context.Synchronization.WaitFor(syncObjs, timeout, out handleIndex)) == Result.Success)
- {
- KServerSession session = currentProcess.HandleTable.GetObject<KServerSession>(handles[handleIndex]);
-
- if (session == null)
- {
- break;
- }
-
- if ((result = session.Receive()) != KernelResult.NotFound)
- {
- break;
- }
- }
- }
-
- ArrayPool<KSynchronizationObject>.Shared.Return(syncObjsArray);
-
- return result;
- }
-
- [Svc(0x44)]
- public Result ReplyAndReceiveWithUserBuffer(
- out int handleIndex,
- [PointerSized] ulong messagePtr,
- [PointerSized] ulong messageSize,
- [PointerSized] ulong handlesPtr,
- int handlesCount,
- int replyTargetHandle,
- long timeout)
- {
- handleIndex = 0;
-
- if ((uint)handlesCount > 0x40)
- {
- return KernelResult.MaximumExceeded;
- }
-
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- ulong copySize = (ulong)((long)handlesCount * 4);
-
- if (!currentProcess.MemoryManager.InsideAddrSpace(handlesPtr, copySize))
- {
- return KernelResult.UserCopyFailed;
- }
-
- if (handlesPtr + copySize < handlesPtr)
- {
- return KernelResult.UserCopyFailed;
- }
-
- Result result = currentProcess.MemoryManager.BorrowIpcBuffer(messagePtr, messageSize);
-
- if (result != Result.Success)
- {
- return result;
- }
-
- int[] handles = new int[handlesCount];
-
- if (!KernelTransfer.UserToKernelArray<int>(handlesPtr, handles))
- {
- currentProcess.MemoryManager.UnborrowIpcBuffer(messagePtr, messageSize);
-
- return KernelResult.UserCopyFailed;
- }
-
- KSynchronizationObject[] syncObjs = new KSynchronizationObject[handlesCount];
-
- for (int index = 0; index < handlesCount; index++)
- {
- KSynchronizationObject obj = currentProcess.HandleTable.GetObject<KSynchronizationObject>(handles[index]);
-
- if (obj == null)
- {
- currentProcess.MemoryManager.UnborrowIpcBuffer(messagePtr, messageSize);
-
- return KernelResult.InvalidHandle;
- }
-
- syncObjs[index] = obj;
- }
-
- if (replyTargetHandle != 0)
- {
- KServerSession replyTarget = currentProcess.HandleTable.GetObject<KServerSession>(replyTargetHandle);
-
- if (replyTarget == null)
- {
- result = KernelResult.InvalidHandle;
- }
- else
- {
- result = replyTarget.Reply(messagePtr, messageSize);
- }
- }
-
- if (result == Result.Success)
- {
- if (timeout > 0)
- {
- timeout += KTimeManager.DefaultTimeIncrementNanoseconds;
- }
-
- while ((result = _context.Synchronization.WaitFor(syncObjs, timeout, out handleIndex)) == Result.Success)
- {
- KServerSession session = currentProcess.HandleTable.GetObject<KServerSession>(handles[handleIndex]);
-
- if (session == null)
- {
- break;
- }
-
- if ((result = session.Receive(messagePtr, messageSize)) != KernelResult.NotFound)
- {
- break;
- }
- }
- }
-
- currentProcess.MemoryManager.UnborrowIpcBuffer(messagePtr, messageSize);
-
- return result;
- }
-
- [Svc(0x70)]
- public Result CreatePort(
- out int serverPortHandle,
- out int clientPortHandle,
- int maxSessions,
- bool isLight,
- [PointerSized] ulong namePtr)
- {
- // The kernel doesn't use the name pointer, so we can just pass null as the name.
- return CreatePort(out serverPortHandle, out clientPortHandle, maxSessions, isLight, null);
- }
-
- public Result CreatePort(
- out int serverPortHandle,
- out int clientPortHandle,
- int maxSessions,
- bool isLight,
- string name)
- {
- serverPortHandle = clientPortHandle = 0;
-
- if (maxSessions < 1)
- {
- return KernelResult.MaximumExceeded;
- }
-
- KPort port = new KPort(_context, maxSessions, isLight, name);
-
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- Result result = currentProcess.HandleTable.GenerateHandle(port.ClientPort, out clientPortHandle);
-
- if (result != Result.Success)
- {
- return result;
- }
-
- result = currentProcess.HandleTable.GenerateHandle(port.ServerPort, out serverPortHandle);
-
- if (result != Result.Success)
- {
- currentProcess.HandleTable.CloseHandle(clientPortHandle);
- }
-
- return result;
- }
-
- [Svc(0x71)]
- public Result ManageNamedPort(out int handle, [PointerSized] ulong namePtr, int maxSessions)
- {
- handle = 0;
-
- if (!KernelTransfer.UserToKernelString(out string name, namePtr, 12))
- {
- return KernelResult.UserCopyFailed;
- }
-
- if (name.Length > 11)
- {
- return KernelResult.MaximumExceeded;
- }
-
- return ManageNamedPort(out handle, name, maxSessions);
- }
-
- public Result ManageNamedPort(out int handle, string name, int maxSessions)
- {
- handle = 0;
-
- if (maxSessions < 0)
- {
- return KernelResult.MaximumExceeded;
- }
-
- if (maxSessions == 0)
- {
- return KAutoObject.RemoveName(_context, name);
- }
-
- KPort port = new KPort(_context, maxSessions, false, null);
-
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- Result result = currentProcess.HandleTable.GenerateHandle(port.ServerPort, out handle);
-
- if (result != Result.Success)
- {
- return result;
- }
-
- result = port.ClientPort.SetName(name);
-
- if (result != Result.Success)
- {
- currentProcess.HandleTable.CloseHandle(handle);
- }
-
- return result;
- }
-
- [Svc(0x72)]
- public Result ConnectToPort(out int clientSessionHandle, int clientPortHandle)
- {
- clientSessionHandle = 0;
-
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- KClientPort clientPort = currentProcess.HandleTable.GetObject<KClientPort>(clientPortHandle);
-
- if (clientPort == null)
- {
- return KernelResult.InvalidHandle;
- }
-
- Result result = currentProcess.HandleTable.ReserveHandle(out int handle);
-
- if (result != Result.Success)
- {
- return result;
- }
-
- KAutoObject session;
-
- if (clientPort.IsLight)
- {
- result = clientPort.ConnectLight(out KLightClientSession clientSession);
-
- session = clientSession;
- }
- else
- {
- result = clientPort.Connect(out KClientSession clientSession);
-
- session = clientSession;
- }
-
- if (result != Result.Success)
- {
- currentProcess.HandleTable.CancelHandleReservation(handle);
-
- return result;
- }
-
- currentProcess.HandleTable.SetReservedHandleObj(handle, session);
-
- session.DecrementReferenceCount();
-
- clientSessionHandle = handle;
-
- return result;
- }
-
- // Memory
-
- [Svc(1)]
- public Result SetHeapSize([PointerSized] out ulong address, [PointerSized] ulong size)
- {
- if ((size & 0xfffffffe001fffff) != 0)
- {
- address = 0;
-
- return KernelResult.InvalidSize;
- }
-
- KProcess process = KernelStatic.GetCurrentProcess();
-
- return process.MemoryManager.SetHeapSize(size, out address);
- }
-
- [Svc(2)]
- public Result SetMemoryPermission([PointerSized] ulong address, [PointerSized] ulong size, KMemoryPermission permission)
- {
- if (!PageAligned(address))
- {
- return KernelResult.InvalidAddress;
- }
-
- if (!PageAligned(size) || size == 0)
- {
- return KernelResult.InvalidSize;
- }
-
- if (address + size <= address)
- {
- return KernelResult.InvalidMemState;
- }
-
- if (permission != KMemoryPermission.None && (permission | KMemoryPermission.Write) != KMemoryPermission.ReadAndWrite)
- {
- return KernelResult.InvalidPermission;
- }
-
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- if (!currentProcess.MemoryManager.InsideAddrSpace(address, size))
- {
- return KernelResult.InvalidMemState;
- }
-
- return currentProcess.MemoryManager.SetMemoryPermission(address, size, permission);
- }
-
- [Svc(3)]
- public Result SetMemoryAttribute(
- [PointerSized] ulong address,
- [PointerSized] ulong size,
- MemoryAttribute attributeMask,
- MemoryAttribute attributeValue)
- {
- if (!PageAligned(address))
- {
- return KernelResult.InvalidAddress;
- }
-
- if (!PageAligned(size) || size == 0)
- {
- return KernelResult.InvalidSize;
- }
-
- MemoryAttribute attributes = attributeMask | attributeValue;
-
- if (attributes != attributeMask ||
- (attributes | MemoryAttribute.Uncached) != MemoryAttribute.Uncached)
- {
- return KernelResult.InvalidCombination;
- }
-
- KProcess process = KernelStatic.GetCurrentProcess();
-
- if (!process.MemoryManager.InsideAddrSpace(address, size))
- {
- return KernelResult.InvalidMemState;
- }
-
- Result result = process.MemoryManager.SetMemoryAttribute(
- address,
- size,
- attributeMask,
- attributeValue);
-
- return result;
- }
-
- [Svc(4)]
- public Result MapMemory([PointerSized] ulong dst, [PointerSized] ulong src, [PointerSized] ulong size)
- {
- if (!PageAligned(src | dst))
- {
- return KernelResult.InvalidAddress;
- }
-
- if (!PageAligned(size) || size == 0)
- {
- return KernelResult.InvalidSize;
- }
-
- if (src + size <= src || dst + size <= dst)
- {
- return KernelResult.InvalidMemState;
- }
-
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- if (!currentProcess.MemoryManager.InsideAddrSpace(src, size))
- {
- return KernelResult.InvalidMemState;
- }
-
- if (currentProcess.MemoryManager.OutsideStackRegion(dst, size) ||
- currentProcess.MemoryManager.InsideHeapRegion(dst, size) ||
- currentProcess.MemoryManager.InsideAliasRegion(dst, size))
- {
- return KernelResult.InvalidMemRange;
- }
-
- KProcess process = KernelStatic.GetCurrentProcess();
-
- return process.MemoryManager.Map(dst, src, size);
- }
-
- [Svc(5)]
- public Result UnmapMemory([PointerSized] ulong dst, [PointerSized] ulong src, [PointerSized] ulong size)
- {
- if (!PageAligned(src | dst))
- {
- return KernelResult.InvalidAddress;
- }
-
- if (!PageAligned(size) || size == 0)
- {
- return KernelResult.InvalidSize;
- }
-
- if (src + size <= src || dst + size <= dst)
- {
- return KernelResult.InvalidMemState;
- }
-
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- if (!currentProcess.MemoryManager.InsideAddrSpace(src, size))
- {
- return KernelResult.InvalidMemState;
- }
-
- if (currentProcess.MemoryManager.OutsideStackRegion(dst, size) ||
- currentProcess.MemoryManager.InsideHeapRegion(dst, size) ||
- currentProcess.MemoryManager.InsideAliasRegion(dst, size))
- {
- return KernelResult.InvalidMemRange;
- }
-
- KProcess process = KernelStatic.GetCurrentProcess();
-
- return process.MemoryManager.Unmap(dst, src, size);
- }
-
- [Svc(6)]
- public Result QueryMemory([PointerSized] ulong infoPtr, [PointerSized] out ulong pageInfo, [PointerSized] ulong address)
- {
- Result result = QueryMemory(out MemoryInfo info, out pageInfo, address);
-
- if (result == Result.Success)
- {
- return KernelTransfer.KernelToUser(infoPtr, info)
- ? Result.Success
- : KernelResult.InvalidMemState;
- }
-
- return result;
- }
-
- public Result QueryMemory(out MemoryInfo info, out ulong pageInfo, ulong address)
- {
- KProcess process = KernelStatic.GetCurrentProcess();
-
- KMemoryInfo blockInfo = process.MemoryManager.QueryMemory(address);
-
- info = new MemoryInfo(
- blockInfo.Address,
- blockInfo.Size,
- blockInfo.State & MemoryState.UserMask,
- blockInfo.Attribute,
- blockInfo.Permission & KMemoryPermission.UserMask,
- blockInfo.IpcRefCount,
- blockInfo.DeviceRefCount);
-
- pageInfo = 0;
-
- return Result.Success;
- }
-
- [Svc(0x13)]
- public Result MapSharedMemory(int handle, [PointerSized] ulong address, [PointerSized] ulong size, KMemoryPermission permission)
- {
- if (!PageAligned(address))
- {
- return KernelResult.InvalidAddress;
- }
-
- if (!PageAligned(size) || size == 0)
- {
- return KernelResult.InvalidSize;
- }
-
- if (address + size <= address)
- {
- return KernelResult.InvalidMemState;
- }
-
- if ((permission | KMemoryPermission.Write) != KMemoryPermission.ReadAndWrite)
- {
- return KernelResult.InvalidPermission;
- }
-
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- KSharedMemory sharedMemory = currentProcess.HandleTable.GetObject<KSharedMemory>(handle);
-
- if (sharedMemory == null)
- {
- return KernelResult.InvalidHandle;
- }
-
- if (currentProcess.MemoryManager.IsInvalidRegion(address, size) ||
- currentProcess.MemoryManager.InsideHeapRegion(address, size) ||
- currentProcess.MemoryManager.InsideAliasRegion(address, size))
- {
- return KernelResult.InvalidMemRange;
- }
-
- return sharedMemory.MapIntoProcess(
- currentProcess.MemoryManager,
- address,
- size,
- currentProcess,
- permission);
- }
-
- [Svc(0x14)]
- public Result UnmapSharedMemory(int handle, [PointerSized] ulong address, [PointerSized] ulong size)
- {
- if (!PageAligned(address))
- {
- return KernelResult.InvalidAddress;
- }
-
- if (!PageAligned(size) || size == 0)
- {
- return KernelResult.InvalidSize;
- }
-
- if (address + size <= address)
- {
- return KernelResult.InvalidMemState;
- }
-
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- KSharedMemory sharedMemory = currentProcess.HandleTable.GetObject<KSharedMemory>(handle);
-
- if (sharedMemory == null)
- {
- return KernelResult.InvalidHandle;
- }
-
- if (currentProcess.MemoryManager.IsInvalidRegion(address, size) ||
- currentProcess.MemoryManager.InsideHeapRegion(address, size) ||
- currentProcess.MemoryManager.InsideAliasRegion(address, size))
- {
- return KernelResult.InvalidMemRange;
- }
-
- return sharedMemory.UnmapFromProcess(
- currentProcess.MemoryManager,
- address,
- size,
- currentProcess);
- }
-
- [Svc(0x15)]
- public Result CreateTransferMemory(out int handle, [PointerSized] ulong address, [PointerSized] ulong size, KMemoryPermission permission)
- {
- handle = 0;
-
- if (!PageAligned(address))
- {
- return KernelResult.InvalidAddress;
- }
-
- if (!PageAligned(size) || size == 0)
- {
- return KernelResult.InvalidSize;
- }
-
- if (address + size <= address)
- {
- return KernelResult.InvalidMemState;
- }
-
- if (permission > KMemoryPermission.ReadAndWrite || permission == KMemoryPermission.Write)
- {
- return KernelResult.InvalidPermission;
- }
-
- KProcess process = KernelStatic.GetCurrentProcess();
-
- KResourceLimit resourceLimit = process.ResourceLimit;
-
- if (resourceLimit != null && !resourceLimit.Reserve(LimitableResource.TransferMemory, 1))
- {
- return KernelResult.ResLimitExceeded;
- }
-
- void CleanUpForError()
- {
- resourceLimit?.Release(LimitableResource.TransferMemory, 1);
- }
-
- if (!process.MemoryManager.InsideAddrSpace(address, size))
- {
- CleanUpForError();
-
- return KernelResult.InvalidMemState;
- }
-
- KTransferMemory transferMemory = new KTransferMemory(_context);
-
- Result result = transferMemory.Initialize(address, size, permission);
-
- if (result != Result.Success)
- {
- CleanUpForError();
-
- return result;
- }
-
- result = process.HandleTable.GenerateHandle(transferMemory, out handle);
-
- transferMemory.DecrementReferenceCount();
-
- return result;
- }
-
- [Svc(0x51)]
- public Result MapTransferMemory(int handle, [PointerSized] ulong address, [PointerSized] ulong size, KMemoryPermission permission)
- {
- if (!PageAligned(address))
- {
- return KernelResult.InvalidAddress;
- }
-
- if (!PageAligned(size) || size == 0)
- {
- return KernelResult.InvalidSize;
- }
-
- if (address + size <= address)
- {
- return KernelResult.InvalidMemState;
- }
-
- if (permission > KMemoryPermission.ReadAndWrite || permission == KMemoryPermission.Write)
- {
- return KernelResult.InvalidPermission;
- }
-
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- KTransferMemory transferMemory = currentProcess.HandleTable.GetObject<KTransferMemory>(handle);
-
- if (transferMemory == null)
- {
- return KernelResult.InvalidHandle;
- }
-
- if (currentProcess.MemoryManager.IsInvalidRegion(address, size) ||
- currentProcess.MemoryManager.InsideHeapRegion(address, size) ||
- currentProcess.MemoryManager.InsideAliasRegion(address, size))
- {
- return KernelResult.InvalidMemRange;
- }
-
- return transferMemory.MapIntoProcess(
- currentProcess.MemoryManager,
- address,
- size,
- currentProcess,
- permission);
- }
-
- [Svc(0x52)]
- public Result UnmapTransferMemory(int handle, [PointerSized] ulong address, [PointerSized] ulong size)
- {
- if (!PageAligned(address))
- {
- return KernelResult.InvalidAddress;
- }
-
- if (!PageAligned(size) || size == 0)
- {
- return KernelResult.InvalidSize;
- }
-
- if (address + size <= address)
- {
- return KernelResult.InvalidMemState;
- }
-
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- KTransferMemory transferMemory = currentProcess.HandleTable.GetObject<KTransferMemory>(handle);
-
- if (transferMemory == null)
- {
- return KernelResult.InvalidHandle;
- }
-
- if (currentProcess.MemoryManager.IsInvalidRegion(address, size) ||
- currentProcess.MemoryManager.InsideHeapRegion(address, size) ||
- currentProcess.MemoryManager.InsideAliasRegion(address, size))
- {
- return KernelResult.InvalidMemRange;
- }
-
- return transferMemory.UnmapFromProcess(
- currentProcess.MemoryManager,
- address,
- size,
- currentProcess);
- }
-
- [Svc(0x2c)]
- public Result MapPhysicalMemory([PointerSized] ulong address, [PointerSized] ulong size)
- {
- if (!PageAligned(address))
- {
- return KernelResult.InvalidAddress;
- }
-
- if (!PageAligned(size) || size == 0)
- {
- return KernelResult.InvalidSize;
- }
-
- if (address + size <= address)
- {
- return KernelResult.InvalidMemRange;
- }
-
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- if ((currentProcess.PersonalMmHeapPagesCount & 0xfffffffffffff) == 0)
- {
- return KernelResult.InvalidState;
- }
-
- if (!currentProcess.MemoryManager.InsideAddrSpace(address, size) ||
- currentProcess.MemoryManager.OutsideAliasRegion(address, size))
- {
- return KernelResult.InvalidMemRange;
- }
-
- KProcess process = KernelStatic.GetCurrentProcess();
-
- return process.MemoryManager.MapPhysicalMemory(address, size);
- }
-
- [Svc(0x2d)]
- public Result UnmapPhysicalMemory([PointerSized] ulong address, [PointerSized] ulong size)
- {
- if (!PageAligned(address))
- {
- return KernelResult.InvalidAddress;
- }
-
- if (!PageAligned(size) || size == 0)
- {
- return KernelResult.InvalidSize;
- }
-
- if (address + size <= address)
- {
- return KernelResult.InvalidMemRange;
- }
-
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- if ((currentProcess.PersonalMmHeapPagesCount & 0xfffffffffffff) == 0)
- {
- return KernelResult.InvalidState;
- }
-
- if (!currentProcess.MemoryManager.InsideAddrSpace(address, size) ||
- currentProcess.MemoryManager.OutsideAliasRegion(address, size))
- {
- return KernelResult.InvalidMemRange;
- }
-
- KProcess process = KernelStatic.GetCurrentProcess();
-
- return process.MemoryManager.UnmapPhysicalMemory(address, size);
- }
-
- [Svc(0x4b)]
- public Result CreateCodeMemory(out int handle, [PointerSized] ulong address, [PointerSized] ulong size)
- {
- handle = 0;
-
- if (!PageAligned(address))
- {
- return KernelResult.InvalidAddress;
- }
-
- if (!PageAligned(size) || size == 0)
- {
- return KernelResult.InvalidSize;
- }
-
- if (size + address <= address)
- {
- return KernelResult.InvalidMemState;
- }
-
- KCodeMemory codeMemory = new KCodeMemory(_context);
-
- using var _ = new OnScopeExit(codeMemory.DecrementReferenceCount);
-
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- if (!currentProcess.MemoryManager.InsideAddrSpace(address, size))
- {
- return KernelResult.InvalidMemState;
- }
-
- Result result = codeMemory.Initialize(address, size);
-
- if (result != Result.Success)
- {
- return result;
- }
-
- return currentProcess.HandleTable.GenerateHandle(codeMemory, out handle);
- }
-
- [Svc(0x4c)]
- public Result ControlCodeMemory(
- int handle,
- CodeMemoryOperation op,
- ulong address,
- ulong size,
- KMemoryPermission permission)
- {
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- KCodeMemory codeMemory = currentProcess.HandleTable.GetObject<KCodeMemory>(handle);
-
- // Newer versions of the kernel also returns an error here if the owner and process
- // where the operation will happen are the same. We do not return an error here
- // for homebrew because some of them requires this to be patched out to work (for JIT).
- if (codeMemory == null || (!currentProcess.AllowCodeMemoryForJit && codeMemory.Owner == currentProcess))
- {
- return KernelResult.InvalidHandle;
- }
-
- switch (op)
- {
- case CodeMemoryOperation.Map:
- if (!currentProcess.MemoryManager.CanContain(address, size, MemoryState.CodeWritable))
- {
- return KernelResult.InvalidMemRange;
- }
-
- if (permission != KMemoryPermission.ReadAndWrite)
- {
- return KernelResult.InvalidPermission;
- }
-
- return codeMemory.Map(address, size, permission);
-
- case CodeMemoryOperation.MapToOwner:
- if (!currentProcess.MemoryManager.CanContain(address, size, MemoryState.CodeReadOnly))
- {
- return KernelResult.InvalidMemRange;
- }
-
- if (permission != KMemoryPermission.Read && permission != KMemoryPermission.ReadAndExecute)
- {
- return KernelResult.InvalidPermission;
- }
-
- return codeMemory.MapToOwner(address, size, permission);
-
- case CodeMemoryOperation.Unmap:
- if (!currentProcess.MemoryManager.CanContain(address, size, MemoryState.CodeWritable))
- {
- return KernelResult.InvalidMemRange;
- }
-
- if (permission != KMemoryPermission.None)
- {
- return KernelResult.InvalidPermission;
- }
-
- return codeMemory.Unmap(address, size);
-
- case CodeMemoryOperation.UnmapFromOwner:
- if (!currentProcess.MemoryManager.CanContain(address, size, MemoryState.CodeReadOnly))
- {
- return KernelResult.InvalidMemRange;
- }
-
- if (permission != KMemoryPermission.None)
- {
- return KernelResult.InvalidPermission;
- }
-
- return codeMemory.UnmapFromOwner(address, size);
-
- default: return KernelResult.InvalidEnumValue;
- }
- }
-
- [Svc(0x73)]
- public Result SetProcessMemoryPermission(
- int handle,
- [PointerSized] ulong src,
- [PointerSized] ulong size,
- KMemoryPermission permission)
- {
- if (!PageAligned(src))
- {
- return KernelResult.InvalidAddress;
- }
-
- if (!PageAligned(size) || size == 0)
- {
- return KernelResult.InvalidSize;
- }
-
- if (permission != KMemoryPermission.None &&
- permission != KMemoryPermission.Read &&
- permission != KMemoryPermission.ReadAndWrite &&
- permission != KMemoryPermission.ReadAndExecute)
- {
- return KernelResult.InvalidPermission;
- }
-
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- KProcess targetProcess = currentProcess.HandleTable.GetObject<KProcess>(handle);
-
- if (targetProcess == null)
- {
- return KernelResult.InvalidHandle;
- }
-
- if (targetProcess.MemoryManager.OutsideAddrSpace(src, size))
- {
- return KernelResult.InvalidMemState;
- }
-
- return targetProcess.MemoryManager.SetProcessMemoryPermission(src, size, permission);
- }
-
- [Svc(0x74)]
- public Result MapProcessMemory(
- [PointerSized] ulong dst,
- int handle,
- ulong src,
- [PointerSized] ulong size)
- {
- if (!PageAligned(src) || !PageAligned(dst))
- {
- return KernelResult.InvalidAddress;
- }
-
- if (!PageAligned(size) || size == 0)
- {
- return KernelResult.InvalidSize;
- }
-
- if (dst + size <= dst || src + size <= src)
- {
- return KernelResult.InvalidMemRange;
- }
-
- KProcess dstProcess = KernelStatic.GetCurrentProcess();
- KProcess srcProcess = dstProcess.HandleTable.GetObject<KProcess>(handle);
-
- if (srcProcess == null)
- {
- return KernelResult.InvalidHandle;
- }
-
- if (!srcProcess.MemoryManager.InsideAddrSpace(src, size) ||
- !dstProcess.MemoryManager.CanContain(dst, size, MemoryState.ProcessMemory))
- {
- return KernelResult.InvalidMemRange;
- }
-
- KPageList pageList = new KPageList();
-
- Result result = srcProcess.MemoryManager.GetPagesIfStateEquals(
- src,
- size,
- MemoryState.MapProcessAllowed,
- MemoryState.MapProcessAllowed,
- KMemoryPermission.None,
- KMemoryPermission.None,
- MemoryAttribute.Mask,
- MemoryAttribute.None,
- pageList);
-
- if (result != Result.Success)
- {
- return result;
- }
-
- return dstProcess.MemoryManager.MapPages(dst, pageList, MemoryState.ProcessMemory, KMemoryPermission.ReadAndWrite);
- }
-
- [Svc(0x75)]
- public Result UnmapProcessMemory(
- [PointerSized] ulong dst,
- int handle,
- ulong src,
- [PointerSized] ulong size)
- {
- if (!PageAligned(src) || !PageAligned(dst))
- {
- return KernelResult.InvalidAddress;
- }
-
- if (!PageAligned(size) || size == 0)
- {
- return KernelResult.InvalidSize;
- }
-
- if (dst + size <= dst || src + size <= src)
- {
- return KernelResult.InvalidMemRange;
- }
-
- KProcess dstProcess = KernelStatic.GetCurrentProcess();
- KProcess srcProcess = dstProcess.HandleTable.GetObject<KProcess>(handle);
-
- if (srcProcess == null)
- {
- return KernelResult.InvalidHandle;
- }
-
- if (!srcProcess.MemoryManager.InsideAddrSpace(src, size) ||
- !dstProcess.MemoryManager.CanContain(dst, size, MemoryState.ProcessMemory))
- {
- return KernelResult.InvalidMemRange;
- }
-
- Result result = dstProcess.MemoryManager.UnmapProcessMemory(dst, size, srcProcess.MemoryManager, src);
-
- if (result != Result.Success)
- {
- return result;
- }
-
- return Result.Success;
- }
-
- [Svc(0x77)]
- public Result MapProcessCodeMemory(int handle, ulong dst, ulong src, ulong size)
- {
- if (!PageAligned(dst) || !PageAligned(src))
- {
- return KernelResult.InvalidAddress;
- }
-
- if (!PageAligned(size) || size == 0)
- {
- return KernelResult.InvalidSize;
- }
-
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- KProcess targetProcess = currentProcess.HandleTable.GetObject<KProcess>(handle);
-
- if (targetProcess == null)
- {
- return KernelResult.InvalidHandle;
- }
-
- if (targetProcess.MemoryManager.OutsideAddrSpace(dst, size) ||
- targetProcess.MemoryManager.OutsideAddrSpace(src, size) ||
- targetProcess.MemoryManager.InsideAliasRegion(dst, size) ||
- targetProcess.MemoryManager.InsideHeapRegion(dst, size))
- {
- return KernelResult.InvalidMemRange;
- }
-
- if (size + dst <= dst || size + src <= src)
- {
- return KernelResult.InvalidMemState;
- }
-
- return targetProcess.MemoryManager.MapProcessCodeMemory(dst, src, size);
- }
-
- [Svc(0x78)]
- public Result UnmapProcessCodeMemory(int handle, ulong dst, ulong src, ulong size)
- {
- if (!PageAligned(dst) || !PageAligned(src))
- {
- return KernelResult.InvalidAddress;
- }
-
- if (!PageAligned(size) || size == 0)
- {
- return KernelResult.InvalidSize;
- }
-
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- KProcess targetProcess = currentProcess.HandleTable.GetObject<KProcess>(handle);
-
- if (targetProcess == null)
- {
- return KernelResult.InvalidHandle;
- }
-
- if (targetProcess.MemoryManager.OutsideAddrSpace(dst, size) ||
- targetProcess.MemoryManager.OutsideAddrSpace(src, size) ||
- targetProcess.MemoryManager.InsideAliasRegion(dst, size) ||
- targetProcess.MemoryManager.InsideHeapRegion(dst, size))
- {
- return KernelResult.InvalidMemRange;
- }
-
- if (size + dst <= dst || size + src <= src)
- {
- return KernelResult.InvalidMemState;
- }
-
- return targetProcess.MemoryManager.UnmapProcessCodeMemory(dst, src, size);
- }
-
- private static bool PageAligned(ulong address)
- {
- return (address & (KPageTableBase.PageSize - 1)) == 0;
- }
-
- // System
-
- [Svc(0x7b)]
- public Result TerminateProcess(int handle)
- {
- KProcess process = KernelStatic.GetCurrentProcess();
-
- process = process.HandleTable.GetObject<KProcess>(handle);
-
- Result result;
-
- if (process != null)
- {
- if (process == KernelStatic.GetCurrentProcess())
- {
- result = Result.Success;
- process.DecrementToZeroWhileTerminatingCurrent();
- }
- else
- {
- result = process.Terminate();
- process.DecrementReferenceCount();
- }
- }
- else
- {
- result = KernelResult.InvalidHandle;
- }
-
- return result;
- }
-
- [Svc(7)]
- public void ExitProcess()
- {
- KernelStatic.GetCurrentProcess().TerminateCurrentProcess();
- }
-
- [Svc(0x11)]
- public Result SignalEvent(int handle)
- {
- KProcess process = KernelStatic.GetCurrentProcess();
-
- KWritableEvent writableEvent = process.HandleTable.GetObject<KWritableEvent>(handle);
-
- Result result;
-
- if (writableEvent != null)
- {
- writableEvent.Signal();
-
- result = Result.Success;
- }
- else
- {
- result = KernelResult.InvalidHandle;
- }
-
- return result;
- }
-
- [Svc(0x12)]
- public Result ClearEvent(int handle)
- {
- Result result;
-
- KProcess process = KernelStatic.GetCurrentProcess();
-
- KWritableEvent writableEvent = process.HandleTable.GetObject<KWritableEvent>(handle);
-
- if (writableEvent == null)
- {
- KReadableEvent readableEvent = process.HandleTable.GetObject<KReadableEvent>(handle);
-
- result = readableEvent?.Clear() ?? KernelResult.InvalidHandle;
- }
- else
- {
- result = writableEvent.Clear();
- }
-
- return result;
- }
-
- [Svc(0x16)]
- public Result CloseHandle(int handle)
- {
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- return currentProcess.HandleTable.CloseHandle(handle) ? Result.Success : KernelResult.InvalidHandle;
- }
-
- [Svc(0x17)]
- public Result ResetSignal(int handle)
- {
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- KReadableEvent readableEvent = currentProcess.HandleTable.GetObject<KReadableEvent>(handle);
-
- Result result;
-
- if (readableEvent != null)
- {
- result = readableEvent.ClearIfSignaled();
- }
- else
- {
- KProcess process = currentProcess.HandleTable.GetKProcess(handle);
-
- if (process != null)
- {
- result = process.ClearIfNotExited();
- }
- else
- {
- result = KernelResult.InvalidHandle;
- }
- }
-
- return result;
- }
-
- [Svc(0x1e)]
- public ulong GetSystemTick()
- {
- return _context.TickSource.Counter;
- }
-
- [Svc(0x26)]
- public void Break(ulong reason)
- {
- KThread currentThread = KernelStatic.GetCurrentThread();
-
- if ((reason & (1UL << 31)) == 0)
- {
- currentThread.PrintGuestStackTrace();
- currentThread.PrintGuestRegisterPrintout();
-
- // As the process is exiting, this is probably caused by emulation termination.
- if (currentThread.Owner.State == ProcessState.Exiting)
- {
- return;
- }
-
- // TODO: Debug events.
- currentThread.Owner.TerminateCurrentProcess();
-
- throw new GuestBrokeExecutionException();
- }
- else
- {
- Logger.Debug?.Print(LogClass.KernelSvc, "Debugger triggered.");
- }
- }
-
- [Svc(0x27)]
- public void OutputDebugString([PointerSized] ulong strPtr, [PointerSized] ulong size)
- {
- KProcess process = KernelStatic.GetCurrentProcess();
-
- string str = MemoryHelper.ReadAsciiString(process.CpuMemory, strPtr, (long)size);
-
- Logger.Warning?.Print(LogClass.KernelSvc, str);
- }
-
- [Svc(0x29)]
- public Result GetInfo(out ulong value, InfoType id, int handle, long subId)
- {
- value = 0;
-
- switch (id)
- {
- case InfoType.CoreMask:
- case InfoType.PriorityMask:
- case InfoType.AliasRegionAddress:
- case InfoType.AliasRegionSize:
- case InfoType.HeapRegionAddress:
- case InfoType.HeapRegionSize:
- case InfoType.TotalMemorySize:
- case InfoType.UsedMemorySize:
- case InfoType.AslrRegionAddress:
- case InfoType.AslrRegionSize:
- case InfoType.StackRegionAddress:
- case InfoType.StackRegionSize:
- case InfoType.SystemResourceSizeTotal:
- case InfoType.SystemResourceSizeUsed:
- case InfoType.ProgramId:
- case InfoType.UserExceptionContextAddress:
- case InfoType.TotalNonSystemMemorySize:
- case InfoType.UsedNonSystemMemorySize:
- case InfoType.IsApplication:
- case InfoType.FreeThreadCount:
- {
- if (subId != 0)
- {
- return KernelResult.InvalidCombination;
- }
-
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- KProcess process = currentProcess.HandleTable.GetKProcess(handle);
-
- if (process == null)
- {
- return KernelResult.InvalidHandle;
- }
-
- switch (id)
- {
- case InfoType.CoreMask: value = process.Capabilities.AllowedCpuCoresMask; break;
- case InfoType.PriorityMask: value = process.Capabilities.AllowedThreadPriosMask; break;
-
- case InfoType.AliasRegionAddress: value = process.MemoryManager.AliasRegionStart; break;
- case InfoType.AliasRegionSize:
- value = (process.MemoryManager.AliasRegionEnd -
- process.MemoryManager.AliasRegionStart); break;
-
- case InfoType.HeapRegionAddress: value = process.MemoryManager.HeapRegionStart; break;
- case InfoType.HeapRegionSize:
- value = (process.MemoryManager.HeapRegionEnd -
- process.MemoryManager.HeapRegionStart); break;
-
- case InfoType.TotalMemorySize: value = process.GetMemoryCapacity(); break;
-
- case InfoType.UsedMemorySize: value = process.GetMemoryUsage(); break;
-
- case InfoType.AslrRegionAddress: value = process.MemoryManager.GetAddrSpaceBaseAddr(); break;
-
- case InfoType.AslrRegionSize: value = process.MemoryManager.GetAddrSpaceSize(); break;
-
- case InfoType.StackRegionAddress: value = process.MemoryManager.StackRegionStart; break;
- case InfoType.StackRegionSize:
- value = (process.MemoryManager.StackRegionEnd -
- process.MemoryManager.StackRegionStart); break;
-
- case InfoType.SystemResourceSizeTotal: value = process.PersonalMmHeapPagesCount * KPageTableBase.PageSize; break;
-
- case InfoType.SystemResourceSizeUsed:
- if (process.PersonalMmHeapPagesCount != 0)
- {
- value = process.MemoryManager.GetMmUsedPages() * KPageTableBase.PageSize;
- }
-
- break;
-
- case InfoType.ProgramId: value = process.TitleId; break;
-
- case InfoType.UserExceptionContextAddress: value = process.UserExceptionContextAddress; break;
-
- case InfoType.TotalNonSystemMemorySize: value = process.GetMemoryCapacityWithoutPersonalMmHeap(); break;
-
- case InfoType.UsedNonSystemMemorySize: value = process.GetMemoryUsageWithoutPersonalMmHeap(); break;
-
- case InfoType.IsApplication: value = process.IsApplication ? 1UL : 0UL; break;
-
- case InfoType.FreeThreadCount:
- if (process.ResourceLimit != null)
- {
- value = (ulong)(process.ResourceLimit.GetLimitValue(LimitableResource.Thread) -
- process.ResourceLimit.GetCurrentValue(LimitableResource.Thread));
- }
- else
- {
- value = 0;
- }
-
- break;
- }
-
- break;
- }
-
- case InfoType.DebuggerAttached:
- {
- if (handle != 0)
- {
- return KernelResult.InvalidHandle;
- }
-
- if (subId != 0)
- {
- return KernelResult.InvalidCombination;
- }
-
- value = KernelStatic.GetCurrentProcess().Debug ? 1UL : 0UL;
-
- break;
- }
-
- case InfoType.ResourceLimit:
- {
- if (handle != 0)
- {
- return KernelResult.InvalidHandle;
- }
-
- if (subId != 0)
- {
- return KernelResult.InvalidCombination;
- }
-
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- if (currentProcess.ResourceLimit != null)
- {
- KHandleTable handleTable = currentProcess.HandleTable;
- KResourceLimit resourceLimit = currentProcess.ResourceLimit;
-
- Result result = handleTable.GenerateHandle(resourceLimit, out int resLimHandle);
-
- if (result != Result.Success)
- {
- return result;
- }
-
- value = (uint)resLimHandle;
- }
-
- break;
- }
-
- case InfoType.IdleTickCount:
- {
- if (handle != 0)
- {
- return KernelResult.InvalidHandle;
- }
-
- int currentCore = KernelStatic.GetCurrentThread().CurrentCore;
-
- if (subId != -1 && subId != currentCore)
- {
- return KernelResult.InvalidCombination;
- }
-
- value = (ulong)KTimeManager.ConvertHostTicksToTicks(_context.Schedulers[currentCore].TotalIdleTimeTicks);
-
- break;
- }
-
- case InfoType.RandomEntropy:
- {
- if (handle != 0)
- {
- return KernelResult.InvalidHandle;
- }
-
- if ((ulong)subId > 3)
- {
- return KernelResult.InvalidCombination;
- }
-
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- value = currentProcess.RandomEntropy[subId];
-
- break;
- }
-
- case InfoType.ThreadTickCount:
- {
- if (subId < -1 || subId > 3)
- {
- return KernelResult.InvalidCombination;
- }
-
- KThread thread = KernelStatic.GetCurrentProcess().HandleTable.GetKThread(handle);
-
- if (thread == null)
- {
- return KernelResult.InvalidHandle;
- }
-
- KThread currentThread = KernelStatic.GetCurrentThread();
-
- int currentCore = currentThread.CurrentCore;
-
- if (subId != -1 && subId != currentCore)
- {
- return Result.Success;
- }
-
- KScheduler scheduler = _context.Schedulers[currentCore];
-
- long timeDelta = PerformanceCounter.ElapsedTicks - scheduler.LastContextSwitchTime;
-
- if (subId != -1)
- {
- value = (ulong)KTimeManager.ConvertHostTicksToTicks(timeDelta);
- }
- else
- {
- long totalTimeRunning = thread.TotalTimeRunning;
-
- if (thread == currentThread)
- {
- totalTimeRunning += timeDelta;
- }
-
- value = (ulong)KTimeManager.ConvertHostTicksToTicks(totalTimeRunning);
- }
-
- break;
- }
-
- case InfoType.MesosphereCurrentProcess:
- {
- if (handle != 0)
- {
- return KernelResult.InvalidHandle;
- }
-
- if ((ulong)subId != 0)
- {
- return KernelResult.InvalidCombination;
- }
-
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
- KHandleTable handleTable = currentProcess.HandleTable;
-
- Result result = handleTable.GenerateHandle(currentProcess, out int outHandle);
-
- if (result != Result.Success)
- {
- return result;
- }
-
- value = (ulong)outHandle;
-
- break;
- }
-
- default: return KernelResult.InvalidEnumValue;
- }
-
- return Result.Success;
- }
-
- [Svc(0x45)]
- public Result CreateEvent(out int wEventHandle, out int rEventHandle)
- {
- KEvent Event = new KEvent(_context);
-
- KProcess process = KernelStatic.GetCurrentProcess();
-
- Result result = process.HandleTable.GenerateHandle(Event.WritableEvent, out wEventHandle);
-
- if (result == Result.Success)
- {
- result = process.HandleTable.GenerateHandle(Event.ReadableEvent, out rEventHandle);
-
- if (result != Result.Success)
- {
- process.HandleTable.CloseHandle(wEventHandle);
- }
- }
- else
- {
- rEventHandle = 0;
- }
-
- return result;
- }
-
- [Svc(0x65)]
- public Result GetProcessList(out int count, [PointerSized] ulong address, int maxCount)
- {
- count = 0;
-
- if ((maxCount >> 28) != 0)
- {
- return KernelResult.MaximumExceeded;
- }
-
- if (maxCount != 0)
- {
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- ulong copySize = (ulong)maxCount * 8;
-
- if (address + copySize <= address)
- {
- return KernelResult.InvalidMemState;
- }
-
- if (currentProcess.MemoryManager.OutsideAddrSpace(address, copySize))
- {
- return KernelResult.InvalidMemState;
- }
- }
-
- int copyCount = 0;
-
- lock (_context.Processes)
- {
- foreach (KProcess process in _context.Processes.Values)
- {
- if (copyCount < maxCount)
- {
- if (!KernelTransfer.KernelToUser(address + (ulong)copyCount * 8, process.Pid))
- {
- return KernelResult.UserCopyFailed;
- }
- }
-
- copyCount++;
- }
- }
-
- count = copyCount;
-
- return Result.Success;
- }
-
- [Svc(0x6f)]
- public Result GetSystemInfo(out long value, uint id, int handle, long subId)
- {
- 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 = _context.MemoryManager.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 * KPageTableBase.PageSize);
-
- break;
- }
- }
- }
- else /* if (Id == 2) */
- {
- if ((ulong)subId > 1)
- {
- return KernelResult.InvalidCombination;
- }
-
- switch (subId)
- {
- case 0: value = _context.PrivilegedProcessLowestId; break;
- case 1: value = _context.PrivilegedProcessHighestId; break;
- }
- }
-
- return Result.Success;
- }
-
- [Svc(0x30)]
- public Result GetResourceLimitLimitValue(out long limitValue, int handle, LimitableResource resource)
- {
- limitValue = 0;
-
- if (resource >= LimitableResource.Count)
- {
- return KernelResult.InvalidEnumValue;
- }
-
- KResourceLimit resourceLimit = KernelStatic.GetCurrentProcess().HandleTable.GetObject<KResourceLimit>(handle);
-
- if (resourceLimit == null)
- {
- return KernelResult.InvalidHandle;
- }
-
- limitValue = resourceLimit.GetLimitValue(resource);
-
- return Result.Success;
- }
-
- [Svc(0x31)]
- public Result GetResourceLimitCurrentValue(out long limitValue, int handle, LimitableResource resource)
- {
- limitValue = 0;
-
- if (resource >= LimitableResource.Count)
- {
- return KernelResult.InvalidEnumValue;
- }
-
- KResourceLimit resourceLimit = KernelStatic.GetCurrentProcess().HandleTable.GetObject<KResourceLimit>(handle);
-
- if (resourceLimit == null)
- {
- return KernelResult.InvalidHandle;
- }
-
- limitValue = resourceLimit.GetCurrentValue(resource);
-
- return Result.Success;
- }
-
- [Svc(0x37)]
- public Result GetResourceLimitPeakValue(out long peak, int handle, LimitableResource resource)
- {
- peak = 0;
-
- if (resource >= LimitableResource.Count)
- {
- return KernelResult.InvalidEnumValue;
- }
-
- KResourceLimit resourceLimit = KernelStatic.GetCurrentProcess().HandleTable.GetObject<KResourceLimit>(handle);
-
- if (resourceLimit == null)
- {
- return KernelResult.InvalidHandle;
- }
-
- peak = resourceLimit.GetPeakValue(resource);
-
- return Result.Success;
- }
-
- [Svc(0x7d)]
- public Result CreateResourceLimit(out int handle)
- {
- KResourceLimit limit = new KResourceLimit(_context);
-
- KProcess process = KernelStatic.GetCurrentProcess();
-
- return process.HandleTable.GenerateHandle(limit, out handle);
- }
-
- [Svc(0x7e)]
- public Result SetResourceLimitLimitValue(int handle, LimitableResource resource, long limitValue)
- {
- if (resource >= LimitableResource.Count)
- {
- return KernelResult.InvalidEnumValue;
- }
-
- KResourceLimit resourceLimit = KernelStatic.GetCurrentProcess().HandleTable.GetObject<KResourceLimit>(handle);
-
- if (resourceLimit == null)
- {
- return KernelResult.InvalidHandle;
- }
-
- return resourceLimit.SetLimitValue(resource, limitValue);
- }
-
- // Thread
-
- [Svc(8)]
- public Result CreateThread(
- out int handle,
- [PointerSized] ulong entrypoint,
- [PointerSized] ulong argsPtr,
- [PointerSized] ulong stackTop,
- int priority,
- int cpuCore)
- {
- return CreateThread(out handle, entrypoint, argsPtr, stackTop, priority, cpuCore, null);
- }
-
- public Result CreateThread(
- out int handle,
- ulong entrypoint,
- ulong argsPtr,
- ulong stackTop,
- int priority,
- int cpuCore,
- ThreadStart customThreadStart)
- {
- handle = 0;
-
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- if (cpuCore == -2)
- {
- cpuCore = currentProcess.DefaultCpuCore;
- }
-
- if ((uint)cpuCore >= KScheduler.CpuCoresCount || !currentProcess.IsCpuCoreAllowed(cpuCore))
- {
- return KernelResult.InvalidCpuCore;
- }
-
- if ((uint)priority >= KScheduler.PrioritiesCount || !currentProcess.IsPriorityAllowed(priority))
- {
- return KernelResult.InvalidPriority;
- }
-
- long timeout = KTimeManager.ConvertMillisecondsToNanoseconds(100);
-
- if (currentProcess.ResourceLimit != null &&
- !currentProcess.ResourceLimit.Reserve(LimitableResource.Thread, 1, timeout))
- {
- return KernelResult.ResLimitExceeded;
- }
-
- KThread thread = new KThread(_context);
-
- Result result = currentProcess.InitializeThread(
- thread,
- entrypoint,
- argsPtr,
- stackTop,
- priority,
- cpuCore,
- customThreadStart);
-
- if (result == Result.Success)
- {
- KProcess process = KernelStatic.GetCurrentProcess();
-
- result = process.HandleTable.GenerateHandle(thread, out handle);
- }
- else
- {
- currentProcess.ResourceLimit?.Release(LimitableResource.Thread, 1);
- }
-
- thread.DecrementReferenceCount();
-
- return result;
- }
-
- [Svc(9)]
- public Result StartThread(int handle)
- {
- KProcess process = KernelStatic.GetCurrentProcess();
-
- KThread thread = process.HandleTable.GetKThread(handle);
-
- if (thread != null)
- {
- thread.IncrementReferenceCount();
-
- Result result = thread.Start();
-
- if (result == Result.Success)
- {
- thread.IncrementReferenceCount();
- }
-
- thread.DecrementReferenceCount();
-
- return result;
- }
- else
- {
- return KernelResult.InvalidHandle;
- }
- }
-
- [Svc(0xa)]
- public void ExitThread()
- {
- KThread currentThread = KernelStatic.GetCurrentThread();
-
- currentThread.Exit();
- }
-
- [Svc(0xb)]
- public void SleepThread(long timeout)
- {
- if (timeout < 1)
- {
- switch (timeout)
- {
- case 0: KScheduler.Yield(_context); break;
- case -1: KScheduler.YieldWithLoadBalancing(_context); break;
- case -2: KScheduler.YieldToAnyThread(_context); break;
- }
- }
- else
- {
- KernelStatic.GetCurrentThread().Sleep(timeout + KTimeManager.DefaultTimeIncrementNanoseconds);
- }
- }
-
- [Svc(0xc)]
- public Result GetThreadPriority(out int priority, int handle)
- {
- KProcess process = KernelStatic.GetCurrentProcess();
-
- KThread thread = process.HandleTable.GetKThread(handle);
-
- if (thread != null)
- {
- priority = thread.DynamicPriority;
-
- return Result.Success;
- }
- else
- {
- priority = 0;
-
- return KernelResult.InvalidHandle;
- }
- }
-
- [Svc(0xd)]
- public Result SetThreadPriority(int handle, int priority)
- {
- // TODO: NPDM check.
-
- KProcess process = KernelStatic.GetCurrentProcess();
-
- KThread thread = process.HandleTable.GetKThread(handle);
-
- if (thread == null)
- {
- return KernelResult.InvalidHandle;
- }
-
- thread.SetPriority(priority);
-
- return Result.Success;
- }
-
- [Svc(0xe)]
- public Result GetThreadCoreMask(out int preferredCore, out ulong affinityMask, int handle)
- {
- KProcess process = KernelStatic.GetCurrentProcess();
-
- KThread thread = process.HandleTable.GetKThread(handle);
-
- if (thread != null)
- {
- preferredCore = thread.PreferredCore;
- affinityMask = thread.AffinityMask;
-
- return Result.Success;
- }
- else
- {
- preferredCore = 0;
- affinityMask = 0;
-
- return KernelResult.InvalidHandle;
- }
- }
-
- [Svc(0xf)]
- public Result SetThreadCoreMask(int handle, int preferredCore, ulong affinityMask)
- {
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- if (preferredCore == -2)
- {
- preferredCore = currentProcess.DefaultCpuCore;
-
- affinityMask = 1UL << preferredCore;
- }
- else
- {
- if ((currentProcess.Capabilities.AllowedCpuCoresMask | affinityMask) !=
- currentProcess.Capabilities.AllowedCpuCoresMask)
- {
- return KernelResult.InvalidCpuCore;
- }
-
- if (affinityMask == 0)
- {
- return KernelResult.InvalidCombination;
- }
-
- if ((uint)preferredCore > 3)
- {
- if ((preferredCore | 2) != -1)
- {
- return KernelResult.InvalidCpuCore;
- }
- }
- else if ((affinityMask & (1UL << preferredCore)) == 0)
- {
- return KernelResult.InvalidCombination;
- }
- }
-
- KProcess process = KernelStatic.GetCurrentProcess();
-
- KThread thread = process.HandleTable.GetKThread(handle);
-
- if (thread == null)
- {
- return KernelResult.InvalidHandle;
- }
-
- return thread.SetCoreAndAffinityMask(preferredCore, affinityMask);
- }
-
- [Svc(0x10)]
- public int GetCurrentProcessorNumber()
- {
- return KernelStatic.GetCurrentThread().CurrentCore;
- }
-
- [Svc(0x25)]
- public Result GetThreadId(out ulong threadUid, int handle)
- {
- KProcess process = KernelStatic.GetCurrentProcess();
-
- KThread thread = process.HandleTable.GetKThread(handle);
-
- if (thread != null)
- {
- threadUid = thread.ThreadUid;
-
- return Result.Success;
- }
- else
- {
- threadUid = 0;
-
- return KernelResult.InvalidHandle;
- }
- }
-
- [Svc(0x32)]
- public Result SetThreadActivity(int handle, bool pause)
- {
- KProcess process = KernelStatic.GetCurrentProcess();
-
- KThread thread = process.HandleTable.GetObject<KThread>(handle);
-
- if (thread == null)
- {
- return KernelResult.InvalidHandle;
- }
-
- if (thread.Owner != process)
- {
- return KernelResult.InvalidHandle;
- }
-
- if (thread == KernelStatic.GetCurrentThread())
- {
- return KernelResult.InvalidThread;
- }
-
- return thread.SetActivity(pause);
- }
-
- [Svc(0x33)]
- public Result GetThreadContext3([PointerSized] ulong address, int handle)
- {
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
- KThread currentThread = KernelStatic.GetCurrentThread();
-
- KThread thread = currentProcess.HandleTable.GetObject<KThread>(handle);
-
- if (thread == null)
- {
- return KernelResult.InvalidHandle;
- }
-
- if (thread.Owner != currentProcess)
- {
- return KernelResult.InvalidHandle;
- }
-
- if (currentThread == thread)
- {
- return KernelResult.InvalidThread;
- }
-
- Result result = thread.GetThreadContext3(out ThreadContext context);
-
- if (result == Result.Success)
- {
- return KernelTransfer.KernelToUser(address, context)
- ? Result.Success
- : KernelResult.InvalidMemState;
- }
-
- return result;
- }
-
- // Thread synchronization
-
- [Svc(0x18)]
- public Result WaitSynchronization(out int handleIndex, [PointerSized] ulong handlesPtr, int handlesCount, long timeout)
- {
- handleIndex = 0;
-
- if ((uint)handlesCount > KThread.MaxWaitSyncObjects)
- {
- return KernelResult.MaximumExceeded;
- }
-
- KThread currentThread = KernelStatic.GetCurrentThread();
-
- if (handlesCount != 0)
- {
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- if (currentProcess.MemoryManager.AddrSpaceStart > handlesPtr)
- {
- return KernelResult.UserCopyFailed;
- }
-
- long handlesSize = handlesCount * 4;
-
- if (handlesPtr + (ulong)handlesSize <= handlesPtr)
- {
- return KernelResult.UserCopyFailed;
- }
-
- if (handlesPtr + (ulong)handlesSize - 1 > currentProcess.MemoryManager.AddrSpaceEnd - 1)
- {
- return KernelResult.UserCopyFailed;
- }
-
- Span<int> handles = new Span<int>(currentThread.WaitSyncHandles).Slice(0, handlesCount);
-
- if (!KernelTransfer.UserToKernelArray(handlesPtr, handles))
- {
- return KernelResult.UserCopyFailed;
- }
-
- return WaitSynchronization(out handleIndex, handles, timeout);
- }
-
- return WaitSynchronization(out handleIndex, ReadOnlySpan<int>.Empty, timeout);
- }
-
- public Result WaitSynchronization(out int handleIndex, ReadOnlySpan<int> handles, long timeout)
- {
- handleIndex = 0;
-
- if ((uint)handles.Length > KThread.MaxWaitSyncObjects)
- {
- return KernelResult.MaximumExceeded;
- }
-
- KThread currentThread = KernelStatic.GetCurrentThread();
-
- var syncObjs = new Span<KSynchronizationObject>(currentThread.WaitSyncObjects).Slice(0, handles.Length);
-
- if (handles.Length != 0)
- {
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- int processedHandles = 0;
-
- for (; processedHandles < handles.Length; processedHandles++)
- {
- KSynchronizationObject syncObj = currentProcess.HandleTable.GetObject<KSynchronizationObject>(handles[processedHandles]);
-
- if (syncObj == null)
- {
- break;
- }
-
- syncObjs[processedHandles] = syncObj;
-
- syncObj.IncrementReferenceCount();
- }
-
- if (processedHandles != handles.Length)
- {
- // One or more handles are invalid.
- for (int index = 0; index < processedHandles; index++)
- {
- currentThread.WaitSyncObjects[index].DecrementReferenceCount();
- }
-
- return KernelResult.InvalidHandle;
- }
- }
-
- if (timeout > 0)
- {
- timeout += KTimeManager.DefaultTimeIncrementNanoseconds;
- }
-
- Result result = _context.Synchronization.WaitFor(syncObjs, timeout, out handleIndex);
-
- if (result == KernelResult.PortRemoteClosed)
- {
- result = Result.Success;
- }
-
- for (int index = 0; index < handles.Length; index++)
- {
- currentThread.WaitSyncObjects[index].DecrementReferenceCount();
- }
-
- return result;
- }
-
- [Svc(0x19)]
- public Result CancelSynchronization(int handle)
- {
- KProcess process = KernelStatic.GetCurrentProcess();
-
- KThread thread = process.HandleTable.GetKThread(handle);
-
- if (thread == null)
- {
- return KernelResult.InvalidHandle;
- }
-
- thread.CancelSynchronization();
-
- return Result.Success;
- }
-
- [Svc(0x1a)]
- public Result ArbitrateLock(int ownerHandle, [PointerSized] ulong mutexAddress, int requesterHandle)
- {
- if (IsPointingInsideKernel(mutexAddress))
- {
- return KernelResult.InvalidMemState;
- }
-
- if (IsAddressNotWordAligned(mutexAddress))
- {
- return KernelResult.InvalidAddress;
- }
-
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- return currentProcess.AddressArbiter.ArbitrateLock(ownerHandle, mutexAddress, requesterHandle);
- }
-
- [Svc(0x1b)]
- public Result ArbitrateUnlock([PointerSized] ulong mutexAddress)
- {
- if (IsPointingInsideKernel(mutexAddress))
- {
- return KernelResult.InvalidMemState;
- }
-
- if (IsAddressNotWordAligned(mutexAddress))
- {
- return KernelResult.InvalidAddress;
- }
-
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- return currentProcess.AddressArbiter.ArbitrateUnlock(mutexAddress);
- }
-
- [Svc(0x1c)]
- public Result WaitProcessWideKeyAtomic(
- [PointerSized] ulong mutexAddress,
- [PointerSized] ulong condVarAddress,
- int handle,
- long timeout)
- {
- if (IsPointingInsideKernel(mutexAddress))
- {
- return KernelResult.InvalidMemState;
- }
-
- if (IsAddressNotWordAligned(mutexAddress))
- {
- return KernelResult.InvalidAddress;
- }
-
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- if (timeout > 0)
- {
- timeout += KTimeManager.DefaultTimeIncrementNanoseconds;
- }
-
- return currentProcess.AddressArbiter.WaitProcessWideKeyAtomic(
- mutexAddress,
- condVarAddress,
- handle,
- timeout);
- }
-
- [Svc(0x1d)]
- public Result SignalProcessWideKey([PointerSized] ulong address, int count)
- {
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- currentProcess.AddressArbiter.SignalProcessWideKey(address, count);
-
- return Result.Success;
- }
-
- [Svc(0x34)]
- public Result WaitForAddress([PointerSized] ulong address, ArbitrationType type, int value, long timeout)
- {
- if (IsPointingInsideKernel(address))
- {
- return KernelResult.InvalidMemState;
- }
-
- if (IsAddressNotWordAligned(address))
- {
- return KernelResult.InvalidAddress;
- }
-
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- if (timeout > 0)
- {
- timeout += KTimeManager.DefaultTimeIncrementNanoseconds;
- }
-
- return type switch
- {
- ArbitrationType.WaitIfLessThan
- => currentProcess.AddressArbiter.WaitForAddressIfLessThan(address, value, false, timeout),
- ArbitrationType.DecrementAndWaitIfLessThan
- => currentProcess.AddressArbiter.WaitForAddressIfLessThan(address, value, true, timeout),
- ArbitrationType.WaitIfEqual
- => currentProcess.AddressArbiter.WaitForAddressIfEqual(address, value, timeout),
- _ => KernelResult.InvalidEnumValue,
- };
- }
-
- [Svc(0x35)]
- public Result SignalToAddress([PointerSized] ulong address, SignalType type, int value, int count)
- {
- if (IsPointingInsideKernel(address))
- {
- return KernelResult.InvalidMemState;
- }
-
- if (IsAddressNotWordAligned(address))
- {
- return KernelResult.InvalidAddress;
- }
-
- KProcess currentProcess = KernelStatic.GetCurrentProcess();
-
- return type switch
- {
- SignalType.Signal
- => currentProcess.AddressArbiter.Signal(address, count),
- SignalType.SignalAndIncrementIfEqual
- => currentProcess.AddressArbiter.SignalAndIncrementIfEqual(address, value, count),
- SignalType.SignalAndModifyIfEqual
- => currentProcess.AddressArbiter.SignalAndModifyIfEqual(address, value, count),
- _ => KernelResult.InvalidEnumValue
- };
- }
-
- [Svc(0x36)]
- public Result SynchronizePreemptionState()
- {
- KernelStatic.GetCurrentThread().SynchronizePreemptionState();
-
- return Result.Success;
- }
-
- private static bool IsPointingInsideKernel(ulong address)
- {
- return (address + 0x1000000000) < 0xffffff000;
- }
-
- private static bool IsAddressNotWordAligned(ulong address)
- {
- return (address & 3) != 0;
- }
- }
-} \ No newline at end of file
diff --git a/Ryujinx.HLE/HOS/Kernel/SupervisorCall/SyscallHandler.cs b/Ryujinx.HLE/HOS/Kernel/SupervisorCall/SyscallHandler.cs
deleted file mode 100644
index 710bac94..00000000
--- a/Ryujinx.HLE/HOS/Kernel/SupervisorCall/SyscallHandler.cs
+++ /dev/null
@@ -1,44 +0,0 @@
-using Ryujinx.Cpu;
-using Ryujinx.HLE.HOS.Kernel.Threading;
-
-namespace Ryujinx.HLE.HOS.Kernel.SupervisorCall
-{
- partial class SyscallHandler
- {
- private readonly KernelContext _context;
-
- public SyscallHandler(KernelContext context)
- {
- _context = context;
- }
-
- public void SvcCall(IExecutionContext context, ulong address, int id)
- {
- KThread currentThread = KernelStatic.GetCurrentThread();
-
- if (currentThread.Owner != null &&
- currentThread.GetUserDisableCount() != 0 &&
- currentThread.Owner.PinnedThreads[currentThread.CurrentCore] == null)
- {
- _context.CriticalSection.Enter();
-
- currentThread.Owner.PinThread(currentThread);
-
- currentThread.SetUserInterruptFlag();
-
- _context.CriticalSection.Leave();
- }
-
- if (context.IsAarch32)
- {
- SyscallDispatch.Dispatch32(_context.Syscall, context, id);
- }
- else
- {
- SyscallDispatch.Dispatch64(_context.Syscall, context, id);
- }
-
- currentThread.HandlePostSyscall();
- }
- }
-} \ No newline at end of file
diff --git a/Ryujinx.HLE/HOS/Kernel/SupervisorCall/ThreadContext.cs b/Ryujinx.HLE/HOS/Kernel/SupervisorCall/ThreadContext.cs
deleted file mode 100644
index b524406a..00000000
--- a/Ryujinx.HLE/HOS/Kernel/SupervisorCall/ThreadContext.cs
+++ /dev/null
@@ -1,22 +0,0 @@
-using ARMeilleure.State;
-using Ryujinx.Common.Memory;
-
-namespace Ryujinx.HLE.HOS.Kernel.SupervisorCall
-{
- struct ThreadContext
- {
- public Array29<ulong> Registers;
- public ulong Fp;
- public ulong Lr;
- public ulong Sp;
- public ulong Pc;
- public uint Pstate;
-#pragma warning disable CS0169
- private uint _padding;
-#pragma warning restore CS0169
- public Array32<V128> FpuRegisters;
- public uint Fpcr;
- public uint Fpsr;
- public ulong Tpidr;
- }
-}