diff options
Diffstat (limited to 'src/core/hle/kernel/resource_limit.h')
-rw-r--r-- | src/core/hle/kernel/resource_limit.h | 98 |
1 files changed, 41 insertions, 57 deletions
diff --git a/src/core/hle/kernel/resource_limit.h b/src/core/hle/kernel/resource_limit.h index 219e49562..bec065543 100644 --- a/src/core/hle/kernel/resource_limit.h +++ b/src/core/hle/kernel/resource_limit.h @@ -4,31 +4,25 @@ #pragma once +#include <array> #include "common/common_types.h" #include "core/hle/kernel/object.h" +union ResultCode; + namespace Kernel { class KernelCore; -enum class ResourceLimitCategory : u8 { - APPLICATION = 0, - SYS_APPLET = 1, - LIB_APPLET = 2, - OTHER = 3 -}; - enum class ResourceType { - Priority = 0, - Commit = 1, - Thread = 2, - Event = 3, - Mutex = 4, - Semaphore = 5, - Timer = 6, - SharedMemory = 7, - AddressArbiter = 8, - CPUTime = 9, + PhysicalMemory, + Threads, + Events, + TransferMemory, + Sessions, + + // Used as a count, not an actual type. + ResourceTypeCount }; class ResourceLimit final : public Object { @@ -55,61 +49,51 @@ public: * @param resource Requested resource type * @returns The current value of the resource type */ - s32 GetCurrentResourceValue(ResourceType resource) const; + s64 GetCurrentResourceValue(ResourceType resource) const; /** * Gets the max value for the specified resource. * @param resource Requested resource type * @returns The max value of the resource type */ - u32 GetMaxResourceValue(ResourceType resource) const; - - /// Name of resource limit object. - std::string name; - - /// Max thread priority that a process in this category can create - s32 max_priority = 0; - - /// Max memory that processes in this category can use - s32 max_commit = 0; + s64 GetMaxResourceValue(ResourceType resource) const; - ///< Max number of objects that can be collectively created by the processes in this category - s32 max_threads = 0; - s32 max_events = 0; - s32 max_mutexes = 0; - s32 max_semaphores = 0; - s32 max_timers = 0; - s32 max_shared_mems = 0; - s32 max_address_arbiters = 0; + /** + * Sets the limit value for a given resource type. + * + * @param resource The resource type to apply the limit to. + * @param value The limit to apply to the given resource type. + * + * @return A result code indicating if setting the limit value + * was successful or not. + * + * @note The supplied limit value *must* be greater than or equal to + * the current resource value for the given resource type, + * otherwise ERR_INVALID_STATE will be returned. + */ + ResultCode SetLimitValue(ResourceType resource, s64 value); - /// Max CPU time that the processes in this category can utilize - s32 max_cpu_time = 0; +private: + explicit ResourceLimit(KernelCore& kernel); + ~ResourceLimit() override; - // TODO(Subv): Increment these in their respective Kernel::T::Create functions, keeping in mind - // that APPLICATION resource limits should not be affected by the objects created by service - // modules. + // TODO(Subv): Increment resource limit current values in their respective Kernel::T::Create + // functions + // // Currently we have no way of distinguishing if a Create was called by the running application, // or by a service module. Approach this once we have separated the service modules into their // own processes - /// Current memory that the processes in this category are using - s32 current_commit = 0; + using ResourceArray = + std::array<s64, static_cast<std::size_t>(ResourceType::ResourceTypeCount)>; - ///< Current number of objects among all processes in this category - s32 current_threads = 0; - s32 current_events = 0; - s32 current_mutexes = 0; - s32 current_semaphores = 0; - s32 current_timers = 0; - s32 current_shared_mems = 0; - s32 current_address_arbiters = 0; + /// Maximum values a resource type may reach. + ResourceArray limits{}; + /// Current resource limit values. + ResourceArray values{}; - /// Current CPU time that the processes in this category are utilizing - s32 current_cpu_time = 0; - -private: - explicit ResourceLimit(KernelCore& kernel); - ~ResourceLimit() override; + /// Name of resource limit object. + std::string name; }; } // namespace Kernel |