mirror of
https://github.com/Atmosphere-NX/Atmosphere
synced 2024-12-23 12:51:13 +00:00
69 lines
2.9 KiB
C++
69 lines
2.9 KiB
C++
/*
|
|
* Copyright (c) Atmosphère-NX
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify it
|
|
* under the terms and conditions of the GNU General Public License,
|
|
* version 2, as published by the Free Software Foundation.
|
|
*
|
|
* This program is distributed in the hope it will be useful, but WITHOUT
|
|
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
|
|
* more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#pragma once
|
|
#include <vapours.hpp>
|
|
#include <stratosphere/os/impl/os_internal_critical_section.hpp>
|
|
|
|
namespace ams::os {
|
|
|
|
class SdkConditionVariable;
|
|
|
|
struct SdkRecursiveMutexType {
|
|
#if !defined(AMS_OS_INTERNAL_CRITICAL_SECTION_IMPL_CAN_CHECK_LOCKED_BY_CURRENT_THREAD)
|
|
os::ThreadType *owner_thread;
|
|
#endif
|
|
union {
|
|
s32 _arr[sizeof(impl::InternalCriticalSectionStorage) / sizeof(s32)];
|
|
impl::InternalCriticalSectionStorage _storage;
|
|
impl::InternalCriticalSectionStorageTypeForConstantInitialize _storage_for_constant_initialize;
|
|
};
|
|
u32 recursive_count;
|
|
};
|
|
static_assert(std::is_trivial<SdkRecursiveMutexType>::value);
|
|
|
|
void InitializeSdkRecursiveMutex(SdkRecursiveMutexType *rmutex);
|
|
|
|
void LockSdkRecursiveMutex(SdkRecursiveMutexType *rmutex);
|
|
bool TryLockSdkRecursiveMutex(SdkRecursiveMutexType *rmutex);
|
|
void UnlockSdkRecursiveMutex(SdkRecursiveMutexType *rmutex);
|
|
|
|
bool IsSdkRecursiveMutexLockedByCurrentThread(const SdkRecursiveMutexType *rmutex);
|
|
|
|
class SdkRecursiveMutex {
|
|
private:
|
|
friend class SdkConditionVariable;
|
|
private:
|
|
SdkRecursiveMutexType m_mutex;
|
|
public:
|
|
#if defined(AMS_OS_INTERNAL_CRITICAL_SECTION_IMPL_CAN_CHECK_LOCKED_BY_CURRENT_THREAD)
|
|
constexpr SdkRecursiveMutex() : m_mutex{ { AMS_OS_INTERNAL_CRITICAL_SECTION_IMPL_CONSTANT_INITIALIZER }, 0 } { /* ... */ }
|
|
#else
|
|
constexpr SdkRecursiveMutex() : m_mutex{ nullptr, { AMS_OS_INTERNAL_CRITICAL_SECTION_IMPL_CONSTANT_INITIALIZER }, 0 } { /* ... */ }
|
|
#endif
|
|
|
|
ALWAYS_INLINE void Lock() { return os::LockSdkRecursiveMutex(std::addressof(m_mutex)); }
|
|
ALWAYS_INLINE bool TryLock() { return os::TryLockSdkRecursiveMutex(std::addressof(m_mutex)); }
|
|
ALWAYS_INLINE void Unlock() { return os::UnlockSdkRecursiveMutex(std::addressof(m_mutex)); }
|
|
|
|
ALWAYS_INLINE bool IsLockedByCurrentThread() const { return os::IsSdkRecursiveMutexLockedByCurrentThread(std::addressof(m_mutex)); }
|
|
|
|
ALWAYS_INLINE void lock() { return this->Lock(); }
|
|
ALWAYS_INLINE bool try_lock() { return this->TryLock(); }
|
|
ALWAYS_INLINE void unlock() { return this->Unlock(); }
|
|
};
|
|
|
|
}
|