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# Conflicts: # src/core/CMakeLists.txt # src/core/arm/dynarmic/arm_dynarmic.cpp # src/core/arm/dyncom/arm_dyncom.cpp # src/core/hle/kernel/process.cpp # src/core/hle/kernel/thread.cpp # src/core/hle/kernel/thread.h # src/core/hle/kernel/vm_manager.cpp # src/core/loader/3dsx.cpp # src/core/loader/elf.cpp # src/core/loader/ncch.cpp # src/core/memory.cpp # src/core/memory.h # src/core/memory_setup.h
70 lines
1.9 KiB
C++
70 lines
1.9 KiB
C++
// Copyright 2014 Citra Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#pragma once
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#include <string>
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#include "common/common_types.h"
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#include "core/hle/kernel/kernel.h"
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#include "core/hle/kernel/wait_object.h"
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namespace Kernel {
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class Thread;
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class Mutex final : public WaitObject {
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public:
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/**
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* Creates a mutex.
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* @param initial_locked Specifies if the mutex should be locked initially
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* @param name Optional name of mutex
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* @return Pointer to new Mutex object
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*/
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static SharedPtr<Mutex> Create(bool initial_locked, VAddr addr, std::string name = "Unknown");
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std::string GetTypeName() const override {
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return "Mutex";
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}
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std::string GetName() const override {
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return name;
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}
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static const HandleType HANDLE_TYPE = HandleType::Mutex;
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HandleType GetHandleType() const override {
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return HANDLE_TYPE;
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}
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int lock_count; ///< Number of times the mutex has been acquired
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u32 priority; ///< The priority of the mutex, used for priority inheritance.
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std::string name; ///< Name of mutex (optional)
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SharedPtr<Thread> holding_thread; ///< Thread that has acquired the mutex
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VAddr addr;
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/**
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* Elevate the mutex priority to the best priority
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* among the priorities of all its waiting threads.
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*/
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void UpdatePriority();
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bool ShouldWait(Thread* thread) const override;
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void Acquire(Thread* thread) override;
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void AddWaitingThread(SharedPtr<Thread> thread) override;
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void RemoveWaitingThread(Thread* thread) override;
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void Release();
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private:
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Mutex();
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~Mutex() override;
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};
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/**
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* Releases all the mutexes held by the specified thread
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* @param thread Thread that is holding the mutexes
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*/
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void ReleaseThreadMutexes(Thread* thread);
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} // namespace
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