bf45092c61
General moving to keep kernel object types separate from the direct kernel code. Also essentially a preliminary cleanup before eliminating global kernel state in the kernel code.
127 lines
3.5 KiB
C++
127 lines
3.5 KiB
C++
// Copyright 2015 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 "common/common_types.h"
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#include "core/hle/kernel/object.h"
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namespace Kernel {
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enum class ResourceLimitCategory : u8 {
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APPLICATION = 0,
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SYS_APPLET = 1,
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LIB_APPLET = 2,
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OTHER = 3
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};
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enum class ResourceType {
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Priority = 0,
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Commit = 1,
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Thread = 2,
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Event = 3,
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Mutex = 4,
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Semaphore = 5,
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Timer = 6,
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SharedMemory = 7,
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AddressArbiter = 8,
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CPUTime = 9,
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};
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class ResourceLimit final : public Object {
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public:
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/**
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* Creates a resource limit object.
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*/
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static SharedPtr<ResourceLimit> Create(std::string name = "Unknown");
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/**
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* Retrieves the resource limit associated with the specified resource limit category.
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* @param category The resource limit category
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* @returns The resource limit associated with the category
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*/
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static SharedPtr<ResourceLimit> GetForCategory(ResourceLimitCategory category);
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std::string GetTypeName() const override {
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return "ResourceLimit";
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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::ResourceLimit;
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HandleType GetHandleType() const override {
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return HANDLE_TYPE;
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}
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/**
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* Gets the current value for the specified resource.
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* @param resource Requested resource type
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* @returns The current value of the resource type
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*/
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s32 GetCurrentResourceValue(ResourceType resource) const;
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/**
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* Gets the max value for the specified resource.
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* @param resource Requested resource type
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* @returns The max value of the resource type
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*/
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u32 GetMaxResourceValue(ResourceType resource) const;
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/// Name of resource limit object.
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std::string name;
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/// Max thread priority that a process in this category can create
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s32 max_priority = 0;
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/// Max memory that processes in this category can use
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s32 max_commit = 0;
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///< Max number of objects that can be collectively created by the processes in this category
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s32 max_threads = 0;
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s32 max_events = 0;
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s32 max_mutexes = 0;
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s32 max_semaphores = 0;
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s32 max_timers = 0;
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s32 max_shared_mems = 0;
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s32 max_address_arbiters = 0;
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/// Max CPU time that the processes in this category can utilize
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s32 max_cpu_time = 0;
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// TODO(Subv): Increment these in their respective Kernel::T::Create functions, keeping in mind
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// that APPLICATION resource limits should not be affected by the objects created by service
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// modules.
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// Currently we have no way of distinguishing if a Create was called by the running application,
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// or by a service module. Approach this once we have separated the service modules into their
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// own processes
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/// Current memory that the processes in this category are using
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s32 current_commit = 0;
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///< Current number of objects among all processes in this category
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s32 current_threads = 0;
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s32 current_events = 0;
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s32 current_mutexes = 0;
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s32 current_semaphores = 0;
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s32 current_timers = 0;
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s32 current_shared_mems = 0;
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s32 current_address_arbiters = 0;
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/// Current CPU time that the processes in this category are utilizing
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s32 current_cpu_time = 0;
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private:
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ResourceLimit();
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~ResourceLimit() override;
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};
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/// Initializes the resource limits
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void ResourceLimitsInit();
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// Destroys the resource limits
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void ResourceLimitsShutdown();
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} // namespace Kernel
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