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author | bunnei <bunneidev@gmail.com> | 2021-05-08 08:30:17 +0200 |
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committer | GitHub <noreply@github.com> | 2021-05-08 08:30:17 +0200 |
commit | faa067f175cbf5e916ed75776817f0046e6731c4 (patch) | |
tree | 8ab02a72a6e4d6578848c8da2c02af02684aeec7 /src/core/hle/kernel/k_shared_memory.h | |
parent | Merge pull request #6287 from lioncash/ldr-copy (diff) | |
parent | hle: kernel: KPageTable: CanContain should not be constexpr. (diff) | |
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Diffstat (limited to '')
-rw-r--r-- | src/core/hle/kernel/k_shared_memory.h | 68 |
1 files changed, 36 insertions, 32 deletions
diff --git a/src/core/hle/kernel/k_shared_memory.h b/src/core/hle/kernel/k_shared_memory.h index 016e34be5..28939c93c 100644 --- a/src/core/hle/kernel/k_shared_memory.h +++ b/src/core/hle/kernel/k_shared_memory.h @@ -11,37 +11,27 @@ #include "core/device_memory.h" #include "core/hle/kernel/k_memory_block.h" #include "core/hle/kernel/k_page_linked_list.h" -#include "core/hle/kernel/object.h" -#include "core/hle/kernel/process.h" +#include "core/hle/kernel/k_process.h" +#include "core/hle/kernel/slab_helpers.h" #include "core/hle/result.h" namespace Kernel { class KernelCore; -class KSharedMemory final : public Object { +class KSharedMemory final + : public KAutoObjectWithSlabHeapAndContainer<KSharedMemory, KAutoObjectWithList> { + KERNEL_AUTOOBJECT_TRAITS(KSharedMemory, KAutoObject); + public: - explicit KSharedMemory(KernelCore& kernel, Core::DeviceMemory& device_memory); + explicit KSharedMemory(KernelCore& kernel); ~KSharedMemory() override; - static std::shared_ptr<KSharedMemory> Create( - KernelCore& kernel, Core::DeviceMemory& device_memory, Process* owner_process, - KPageLinkedList&& page_list, KMemoryPermission owner_permission, - KMemoryPermission user_permission, PAddr physical_address, std::size_t size, - std::string name); - - std::string GetTypeName() const override { - return "SharedMemory"; - } - - std::string GetName() const override { - return name; - } - - static constexpr HandleType HANDLE_TYPE = HandleType::SharedMemory; - HandleType GetHandleType() const override { - return HANDLE_TYPE; - } + ResultCode Initialize(KernelCore& kernel_, Core::DeviceMemory& device_memory_, + KProcess* owner_process_, KPageLinkedList&& page_list_, + Svc::MemoryPermission owner_permission_, + Svc::MemoryPermission user_permission_, PAddr physical_address_, + std::size_t size_, std::string name_); /** * Maps a shared memory block to an address in the target process' address space @@ -50,8 +40,16 @@ public: * @param size Size of the shared memory block to map * @param permissions Memory block map permissions (specified by SVC field) */ - ResultCode Map(Process& target_process, VAddr address, std::size_t size, - KMemoryPermission permissions); + ResultCode Map(KProcess& target_process, VAddr address, std::size_t size, + Svc::MemoryPermission permissions); + + /** + * Unmaps a shared memory block from an address in the target process' address space + * @param target_process Process on which to unmap the memory block + * @param address Address in system memory to unmap shared memory block + * @param size Size of the shared memory block to unmap + */ + ResultCode Unmap(KProcess& target_process, VAddr address, std::size_t size); /** * Gets a pointer to the shared memory block @@ -59,7 +57,7 @@ public: * @return A pointer to the shared memory block from the specified offset */ u8* GetPointer(std::size_t offset = 0) { - return device_memory.GetPointer(physical_address + offset); + return device_memory->GetPointer(physical_address + offset); } /** @@ -68,20 +66,26 @@ public: * @return A pointer to the shared memory block from the specified offset */ const u8* GetPointer(std::size_t offset = 0) const { - return device_memory.GetPointer(physical_address + offset); + return device_memory->GetPointer(physical_address + offset); } - void Finalize() override {} + virtual void Finalize() override; + + virtual bool IsInitialized() const override { + return is_initialized; + } + static void PostDestroy([[maybe_unused]] uintptr_t arg) {} private: - Core::DeviceMemory& device_memory; - Process* owner_process{}; + Core::DeviceMemory* device_memory; + KProcess* owner_process{}; KPageLinkedList page_list; - KMemoryPermission owner_permission{}; - KMemoryPermission user_permission{}; + Svc::MemoryPermission owner_permission{}; + Svc::MemoryPermission user_permission{}; PAddr physical_address{}; std::size_t size{}; - std::string name; + KResourceLimit* resource_limit{}; + bool is_initialized{}; }; } // namespace Kernel |