37 lines
1 KiB
C++
37 lines
1 KiB
C++
// Copyright 2014 Citra Emulator Project
|
|
// Licensed under GPLv2 or any later version
|
|
// Refer to the license.txt file included.
|
|
|
|
#pragma once
|
|
|
|
#include <string>
|
|
#include "common/common_types.h"
|
|
#include "common/swap.h"
|
|
#include "core/hle/kernel/kernel.h"
|
|
#include "core/hle/kernel/wait_object.h"
|
|
#include "core/hle/result.h"
|
|
|
|
namespace Kernel {
|
|
|
|
class Thread;
|
|
|
|
class Mutex final {
|
|
public:
|
|
/// Flag that indicates that a mutex still has threads waiting for it.
|
|
static constexpr u32 MutexHasWaitersFlag = 0x40000000;
|
|
/// Mask of the bits in a mutex address value that contain the mutex owner.
|
|
static constexpr u32 MutexOwnerMask = 0xBFFFFFFF;
|
|
|
|
/// Attempts to acquire a mutex at the specified address.
|
|
static ResultCode TryAcquire(VAddr address, Handle holding_thread_handle,
|
|
Handle requesting_thread_handle);
|
|
|
|
/// Releases the mutex at the specified address.
|
|
static ResultCode Release(VAddr address);
|
|
|
|
private:
|
|
Mutex() = default;
|
|
~Mutex() = default;
|
|
};
|
|
|
|
} // namespace Kernel
|