#include "os/c-api/il2cpp-config-platforms.h"
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#if IL2CPP_THREADS_WIN32
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#include "MutexImpl.h"
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#include "WindowsHelpers.h"
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// Can't use critical sections as they don't allow for interruption by APCs.
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namespace il2cpp
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{
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namespace os
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{
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MutexImpl::MutexImpl()
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{
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#if IL2CPP_THREADS_ALL_ACCESS
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m_MutexHandle = ::CreateMutexEx(NULL, NULL, 0, MUTEX_ALL_ACCESS);
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#else
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m_MutexHandle = ::CreateMutex(NULL, FALSE, NULL);
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#endif
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IL2CPP_ASSERT(m_MutexHandle);
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}
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MutexImpl::~MutexImpl()
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{
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IL2CPP_ASSERT(m_MutexHandle);
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::CloseHandle(m_MutexHandle);
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}
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void MutexImpl::Lock(bool interruptible)
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{
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TryLock(INFINITE, interruptible);
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}
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bool MutexImpl::TryLock(uint32_t milliseconds, bool interruptible)
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{
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return (il2cpp::os::win::WaitForSingleObjectAndAccountForAPCs(m_MutexHandle, milliseconds, interruptible) == kWaitStatusSuccess);
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}
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void MutexImpl::Unlock()
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{
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ReleaseMutex(m_MutexHandle);
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}
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void* MutexImpl::GetOSHandle()
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{
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return (void*)m_MutexHandle;
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}
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}
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}
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#endif
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