Ryujinx/Ryujinx.Core/OsHle/Svc/SvcThreadSync.cs

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using ChocolArm64.State;
using Ryujinx.Core.OsHle.Handles;
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namespace Ryujinx.Core.OsHle.Svc
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{
partial class SvcHandler
{
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private void SvcArbitrateLock(AThreadState ThreadState)
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{
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int OwnerThreadHandle = (int)ThreadState.X0;
long MutexAddress = (long)ThreadState.X1;
int RequestingThreadHandle = (int)ThreadState.X2;
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HThread RequestingThread = Ns.Os.Handles.GetData<HThread>(RequestingThreadHandle);
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Mutex M = new Mutex(Process, MutexAddress, OwnerThreadHandle);
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M = Ns.Os.Mutexes.GetOrAdd(MutexAddress, M);
M.WaitForLock(RequestingThread, RequestingThreadHandle);
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ThreadState.X0 = (int)SvcResult.Success;
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}
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private void SvcArbitrateUnlock(AThreadState ThreadState)
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{
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long MutexAddress = (long)ThreadState.X0;
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if (Ns.Os.Mutexes.TryGetValue(MutexAddress, out Mutex M))
{
M.Unlock();
}
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ThreadState.X0 = (int)SvcResult.Success;
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}
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private void SvcWaitProcessWideKeyAtomic(AThreadState ThreadState)
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{
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long MutexAddress = (long)ThreadState.X0;
long CondVarAddress = (long)ThreadState.X1;
int ThreadHandle = (int)ThreadState.X2;
long Timeout = (long)ThreadState.X3;
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HThread Thread = Ns.Os.Handles.GetData<HThread>(ThreadHandle);
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Mutex M = new Mutex(Process, MutexAddress, ThreadHandle);
M = Ns.Os.Mutexes.GetOrAdd(MutexAddress, M);
M.GiveUpLock(ThreadHandle);
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CondVar Cv = new CondVar(Process, CondVarAddress, Timeout);
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Cv = Ns.Os.CondVars.GetOrAdd(CondVarAddress, Cv);
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Cv.WaitForSignal(Thread);
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M.WaitForLock(Thread, ThreadHandle);
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ThreadState.X0 = (int)SvcResult.Success;
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}
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private void SvcSignalProcessWideKey(AThreadState ThreadState)
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{
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long CondVarAddress = (long)ThreadState.X0;
int Count = (int)ThreadState.X1;
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HThread CurrThread = Process.GetThread(ThreadState.Tpidr);
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if (Ns.Os.CondVars.TryGetValue(CondVarAddress, out CondVar Cv))
{
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Cv.SetSignal(CurrThread, Count);
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}
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ThreadState.X0 = (int)SvcResult.Success;
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}
}
}