hle: kernel: svc: Migrate GetThreadContext, GetThreadCoreMask.
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76a0814142
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@ -1100,7 +1100,55 @@ static ResultCode GetThreadContext(Core::System& system, VAddr out_context, Hand
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LOG_DEBUG(Kernel_SVC, "called, out_context=0x{:08X}, thread_handle=0x{:X}", out_context,
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LOG_DEBUG(Kernel_SVC, "called, out_context=0x{:08X}, thread_handle=0x{:X}", out_context,
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thread_handle);
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thread_handle);
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__debugbreak();
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auto& kernel = system.Kernel();
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// Get the thread from its handle.
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KScopedAutoObject thread =
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kernel.CurrentProcess()->GetHandleTable().GetObject<KThread>(thread_handle);
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R_UNLESS(thread.IsNotNull(), ResultInvalidHandle);
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// Require the handle be to a non-current thread in the current process.
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const auto* current_process = kernel.CurrentProcess();
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R_UNLESS(current_process == thread->GetOwnerProcess(), ResultInvalidId);
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// Verify that the thread isn't terminated.
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R_UNLESS(thread->GetState() != ThreadState::Terminated, ResultTerminationRequested);
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/// Check that the thread is not the current one.
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/// NOTE: Nintendo does not check this, and thus the following loop will deadlock.
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R_UNLESS(thread.GetPointerUnsafe() != GetCurrentThreadPointer(kernel), ResultInvalidId);
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// Try to get the thread context until the thread isn't current on any core.
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while (true) {
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KScopedSchedulerLock sl{kernel};
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// TODO(bunnei): Enforce that thread is suspended for debug here.
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// If the thread's raw state isn't runnable, check if it's current on some core.
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if (thread->GetRawState() != ThreadState::Runnable) {
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bool current = false;
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for (auto i = 0; i < static_cast<s32>(Core::Hardware::NUM_CPU_CORES); ++i) {
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if (thread.GetPointerUnsafe() == kernel.Scheduler(i).GetCurrentThread()) {
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current = true;
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}
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break;
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}
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// If the thread is current, retry until it isn't.
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if (current) {
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continue;
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}
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}
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// Get the thread context.
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std::vector<u8> context;
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R_TRY(thread->GetThreadContext3(context));
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// Copy the thread context to user space.
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system.Memory().WriteBlock(out_context, context.data(), context.size());
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return RESULT_SUCCESS;
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}
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return RESULT_SUCCESS;
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return RESULT_SUCCESS;
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}
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}
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@ -1885,7 +1933,16 @@ static ResultCode CreateTransferMemory32(Core::System& system, Handle* handle, u
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static ResultCode GetThreadCoreMask(Core::System& system, Handle thread_handle, s32* out_core_id,
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static ResultCode GetThreadCoreMask(Core::System& system, Handle thread_handle, s32* out_core_id,
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u64* out_affinity_mask) {
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u64* out_affinity_mask) {
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__debugbreak();
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LOG_TRACE(Kernel_SVC, "called, handle=0x{:08X}", thread_handle);
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// Get the thread from its handle.
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KScopedAutoObject thread =
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system.Kernel().CurrentProcess()->GetHandleTable().GetObject<KThread>(thread_handle);
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R_UNLESS(thread.IsNotNull(), ResultInvalidHandle);
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// Get the core mask.
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R_TRY(thread->GetCoreMask(out_core_id, out_affinity_mask));
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return RESULT_SUCCESS;
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return RESULT_SUCCESS;
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}
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}
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