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using Ryujinx.Common;
using Ryujinx.Cpu;
using Ryujinx.HLE.HOS.Ipc;
using Ryujinx.HLE.HOS.Kernel.Threading;
using Ryujinx.HLE.HOS.Services.Time.Clock;
using Ryujinx.Horizon.Common;
using System;
namespace Ryujinx.HLE.HOS.Services.Time.StaticService
{
class ISystemClock : IpcService
{
private readonly SystemClockCore _clockCore;
private readonly bool _writePermission;
private readonly bool _bypassUninitializedClock;
private int _operationEventReadableHandle;
public ISystemClock(SystemClockCore clockCore, bool writePermission, bool bypassUninitializedClock)
{
_clockCore = clockCore;
_writePermission = writePermission;
_bypassUninitializedClock = bypassUninitializedClock;
_operationEventReadableHandle = 0;
}
[CommandCmif(0)]
// GetCurrentTime() -> nn::time::PosixTime
public ResultCode GetCurrentTime(ServiceCtx context)
{
if (!_bypassUninitializedClock && !_clockCore.IsInitialized())
{
return ResultCode.UninitializedClock;
}
ITickSource tickSource = context.Device.System.TickSource;
ResultCode result = _clockCore.GetCurrentTime(tickSource, out long posixTime);
if (result == ResultCode.Success)
{
context.ResponseData.Write(posixTime);
}
return result;
}
[CommandCmif(1)]
// SetCurrentTime(nn::time::PosixTime)
public ResultCode SetCurrentTime(ServiceCtx context)
{
if (!_writePermission)
{
return ResultCode.PermissionDenied;
}
if (!_bypassUninitializedClock && !_clockCore.IsInitialized())
{
return ResultCode.UninitializedClock;
}
long posixTime = context.RequestData.ReadInt64();
ITickSource tickSource = context.Device.System.TickSource;
return _clockCore.SetCurrentTime(tickSource, posixTime);
}
[CommandCmif(2)]
// GetClockContext() -> nn::time::SystemClockContext
public ResultCode GetSystemClockContext(ServiceCtx context)
{
if (!_bypassUninitializedClock && !_clockCore.IsInitialized())
{
return ResultCode.UninitializedClock;
}
ITickSource tickSource = context.Device.System.TickSource;
ResultCode result = _clockCore.GetClockContext(tickSource, out SystemClockContext clockContext);
if (result == ResultCode.Success)
{
context.ResponseData.WriteStruct(clockContext);
}
return result;
}
[CommandCmif(3)]
// SetClockContext(nn::time::SystemClockContext)
public ResultCode SetSystemClockContext(ServiceCtx context)
{
if (!_writePermission)
{
return ResultCode.PermissionDenied;
}
if (!_bypassUninitializedClock && !_clockCore.IsInitialized())
{
return ResultCode.UninitializedClock;
}
SystemClockContext clockContext = context.RequestData.ReadStruct<SystemClockContext>();
ResultCode result = _clockCore.SetSystemClockContext(clockContext);
return result;
}
[CommandCmif(4)] // 9.0.0+
// GetOperationEventReadableHandle() -> handle<copy>
public ResultCode GetOperationEventReadableHandle(ServiceCtx context)
{
if (_operationEventReadableHandle == 0)
{
KEvent kEvent = new(context.Device.System.KernelContext);
_clockCore.RegisterOperationEvent(kEvent.WritableEvent);
if (context.Process.HandleTable.GenerateHandle(kEvent.ReadableEvent, out _operationEventReadableHandle) != Result.Success)
{
throw new InvalidOperationException("Out of handles!");
}
}
context.Response.HandleDesc = IpcHandleDesc.MakeCopy(_operationEventReadableHandle);
return ResultCode.Success;
}
}
}
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