b4f63db04e
The previous expression would copy sizeof(size_t) amount of bytes (8 on a 64-bit platform) rather than the full 10 bytes comprising the uuid member. Given the source and destination types are the same, we can just use an assignment here instead.
354 lines
12 KiB
C++
354 lines
12 KiB
C++
// Copyright 2018 yuzu emulator team
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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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#include <atomic>
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#include "common/logging/log.h"
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#include "core/core.h"
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#include "core/hle/ipc_helpers.h"
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#include "core/hle/kernel/event.h"
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#include "core/hle/lock.h"
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#include "core/hle/service/hid/hid.h"
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#include "core/hle/service/nfp/nfp.h"
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#include "core/hle/service/nfp/nfp_user.h"
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namespace Service::NFP {
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namespace ErrCodes {
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constexpr ResultCode ERR_TAG_FAILED(ErrorModule::NFP,
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-1); // TODO(ogniK): Find the actual error code
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}
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Module::Interface::Interface(std::shared_ptr<Module> module, const char* name)
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: ServiceFramework(name), module(std::move(module)) {
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auto& kernel = Core::System::GetInstance().Kernel();
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nfc_tag_load =
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Kernel::Event::Create(kernel, Kernel::ResetType::OneShot, "IUser:NFCTagDetected");
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}
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Module::Interface::~Interface() = default;
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class IUser final : public ServiceFramework<IUser> {
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public:
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IUser(Module::Interface& nfp_interface)
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: ServiceFramework("NFP::IUser"), nfp_interface(nfp_interface) {
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static const FunctionInfo functions[] = {
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{0, &IUser::Initialize, "Initialize"},
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{1, &IUser::Finalize, "Finalize"},
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{2, &IUser::ListDevices, "ListDevices"},
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{3, &IUser::StartDetection, "StartDetection"},
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{4, &IUser::StopDetection, "StopDetection"},
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{5, &IUser::Mount, "Mount"},
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{6, &IUser::Unmount, "Unmount"},
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{7, &IUser::OpenApplicationArea, "OpenApplicationArea"},
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{8, &IUser::GetApplicationArea, "GetApplicationArea"},
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{9, nullptr, "SetApplicationArea"},
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{10, nullptr, "Flush"},
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{11, nullptr, "Restore"},
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{12, nullptr, "CreateApplicationArea"},
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{13, &IUser::GetTagInfo, "GetTagInfo"},
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{14, &IUser::GetRegisterInfo, "GetRegisterInfo"},
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{15, &IUser::GetCommonInfo, "GetCommonInfo"},
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{16, &IUser::GetModelInfo, "GetModelInfo"},
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{17, &IUser::AttachActivateEvent, "AttachActivateEvent"},
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{18, &IUser::AttachDeactivateEvent, "AttachDeactivateEvent"},
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{19, &IUser::GetState, "GetState"},
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{20, &IUser::GetDeviceState, "GetDeviceState"},
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{21, &IUser::GetNpadId, "GetNpadId"},
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{22, &IUser::GetApplicationAreaSize, "GetApplicationAreaSize"},
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{23, &IUser::AttachAvailabilityChangeEvent, "AttachAvailabilityChangeEvent"},
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{24, nullptr, "RecreateApplicationArea"},
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};
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RegisterHandlers(functions);
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auto& kernel = Core::System::GetInstance().Kernel();
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deactivate_event =
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Kernel::Event::Create(kernel, Kernel::ResetType::OneShot, "IUser:DeactivateEvent");
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availability_change_event = Kernel::Event::Create(kernel, Kernel::ResetType::OneShot,
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"IUser:AvailabilityChangeEvent");
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}
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private:
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struct TagInfo {
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std::array<u8, 10> uuid;
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u8 uuid_length; // TODO(ogniK): Figure out if this is actual the uuid length or does it
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// mean something else
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INSERT_PADDING_BYTES(0x15);
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u32_le protocol;
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u32_le tag_type;
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INSERT_PADDING_BYTES(0x2c);
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};
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static_assert(sizeof(TagInfo) == 0x54, "TagInfo is an invalid size");
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enum class State : u32 {
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NonInitialized = 0,
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Initialized = 1,
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};
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enum class DeviceState : u32 {
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Initialized = 0,
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SearchingForTag = 1,
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TagFound = 2,
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TagRemoved = 3,
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TagNearby = 4,
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Unknown5 = 5,
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Finalized = 6
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};
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struct CommonInfo {
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u16_be last_write_year;
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u8 last_write_month;
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u8 last_write_day;
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u16_be write_counter;
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u16_be version;
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u32_be application_area_size;
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INSERT_PADDING_BYTES(0x34);
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};
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static_assert(sizeof(CommonInfo) == 0x40, "CommonInfo is an invalid size");
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void Initialize(Kernel::HLERequestContext& ctx) {
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IPC::ResponseBuilder rb{ctx, 2, 0};
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rb.Push(RESULT_SUCCESS);
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state = State::Initialized;
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LOG_DEBUG(Service_NFC, "called");
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}
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void GetState(Kernel::HLERequestContext& ctx) {
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IPC::ResponseBuilder rb{ctx, 3, 0};
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rb.Push(RESULT_SUCCESS);
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rb.PushRaw<u32>(static_cast<u32>(state));
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LOG_DEBUG(Service_NFC, "called");
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}
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void ListDevices(Kernel::HLERequestContext& ctx) {
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IPC::RequestParser rp{ctx};
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const u32 array_size = rp.Pop<u32>();
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ctx.WriteBuffer(&device_handle, sizeof(device_handle));
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LOG_DEBUG(Service_NFP, "called, array_size={}", array_size);
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IPC::ResponseBuilder rb{ctx, 3};
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rb.Push(RESULT_SUCCESS);
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rb.Push<u32>(1);
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}
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void GetNpadId(Kernel::HLERequestContext& ctx) {
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IPC::RequestParser rp{ctx};
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const u64 dev_handle = rp.Pop<u64>();
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LOG_DEBUG(Service_NFP, "called, dev_handle=0x{:X}", dev_handle);
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IPC::ResponseBuilder rb{ctx, 3};
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rb.Push(RESULT_SUCCESS);
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rb.Push<u32>(npad_id);
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}
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void AttachActivateEvent(Kernel::HLERequestContext& ctx) {
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IPC::RequestParser rp{ctx};
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const u64 dev_handle = rp.Pop<u64>();
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LOG_DEBUG(Service_NFP, "called, dev_handle=0x{:X}", dev_handle);
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IPC::ResponseBuilder rb{ctx, 2, 1};
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rb.Push(RESULT_SUCCESS);
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rb.PushCopyObjects(nfp_interface.GetNFCEvent());
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has_attached_handle = true;
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}
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void AttachDeactivateEvent(Kernel::HLERequestContext& ctx) {
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IPC::RequestParser rp{ctx};
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const u64 dev_handle = rp.Pop<u64>();
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LOG_DEBUG(Service_NFP, "called, dev_handle=0x{:X}", dev_handle);
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IPC::ResponseBuilder rb{ctx, 2, 1};
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rb.Push(RESULT_SUCCESS);
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rb.PushCopyObjects(deactivate_event);
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}
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void StopDetection(Kernel::HLERequestContext& ctx) {
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LOG_DEBUG(Service_NFP, "called");
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switch (device_state) {
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case DeviceState::TagFound:
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case DeviceState::TagNearby:
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deactivate_event->Signal();
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device_state = DeviceState::Initialized;
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break;
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case DeviceState::SearchingForTag:
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case DeviceState::TagRemoved:
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device_state = DeviceState::Initialized;
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break;
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}
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IPC::ResponseBuilder rb{ctx, 2};
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rb.Push(RESULT_SUCCESS);
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}
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void GetDeviceState(Kernel::HLERequestContext& ctx) {
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LOG_DEBUG(Service_NFP, "called");
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auto nfc_event = nfp_interface.GetNFCEvent();
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if (!nfc_event->ShouldWait(Kernel::GetCurrentThread()) && !has_attached_handle) {
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device_state = DeviceState::TagFound;
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nfc_event->Clear();
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}
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IPC::ResponseBuilder rb{ctx, 3};
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rb.Push(RESULT_SUCCESS);
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rb.Push<u32>(static_cast<u32>(device_state));
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}
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void StartDetection(Kernel::HLERequestContext& ctx) {
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LOG_DEBUG(Service_NFP, "called");
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if (device_state == DeviceState::Initialized || device_state == DeviceState::TagRemoved) {
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device_state = DeviceState::SearchingForTag;
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}
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IPC::ResponseBuilder rb{ctx, 2};
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rb.Push(RESULT_SUCCESS);
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}
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void GetTagInfo(Kernel::HLERequestContext& ctx) {
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LOG_DEBUG(Service_NFP, "called");
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IPC::ResponseBuilder rb{ctx, 2};
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auto amiibo = nfp_interface.GetAmiiboBuffer();
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TagInfo tag_info{};
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tag_info.uuid = amiibo.uuid;
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tag_info.uuid_length = static_cast<u8>(tag_info.uuid.size());
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tag_info.protocol = 1; // TODO(ogniK): Figure out actual values
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tag_info.tag_type = 2;
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ctx.WriteBuffer(&tag_info, sizeof(TagInfo));
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rb.Push(RESULT_SUCCESS);
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}
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void Mount(Kernel::HLERequestContext& ctx) {
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LOG_DEBUG(Service_NFP, "called");
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device_state = DeviceState::TagNearby;
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IPC::ResponseBuilder rb{ctx, 2};
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rb.Push(RESULT_SUCCESS);
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}
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void GetModelInfo(Kernel::HLERequestContext& ctx) {
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LOG_DEBUG(Service_NFP, "called");
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IPC::ResponseBuilder rb{ctx, 2};
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auto amiibo = nfp_interface.GetAmiiboBuffer();
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ctx.WriteBuffer(&amiibo.model_info, sizeof(amiibo.model_info));
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rb.Push(RESULT_SUCCESS);
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}
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void Unmount(Kernel::HLERequestContext& ctx) {
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LOG_DEBUG(Service_NFP, "called");
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device_state = DeviceState::TagFound;
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IPC::ResponseBuilder rb{ctx, 2};
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rb.Push(RESULT_SUCCESS);
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}
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void Finalize(Kernel::HLERequestContext& ctx) {
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LOG_DEBUG(Service_NFP, "called");
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device_state = DeviceState::Finalized;
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IPC::ResponseBuilder rb{ctx, 2};
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rb.Push(RESULT_SUCCESS);
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}
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void AttachAvailabilityChangeEvent(Kernel::HLERequestContext& ctx) {
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LOG_WARNING(Service_NFP, "(STUBBED) called");
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IPC::ResponseBuilder rb{ctx, 2, 1};
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rb.Push(RESULT_SUCCESS);
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rb.PushCopyObjects(availability_change_event);
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}
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void GetRegisterInfo(Kernel::HLERequestContext& ctx) {
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LOG_WARNING(Service_NFP, "(STUBBED) called");
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// TODO(ogniK): Pull Mii and owner data from amiibo
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IPC::ResponseBuilder rb{ctx, 2};
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rb.Push(RESULT_SUCCESS);
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}
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void GetCommonInfo(Kernel::HLERequestContext& ctx) {
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LOG_WARNING(Service_NFP, "(STUBBED) called");
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// TODO(ogniK): Pull common information from amiibo
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CommonInfo common_info{};
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common_info.application_area_size = 0;
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ctx.WriteBuffer(&common_info, sizeof(CommonInfo));
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IPC::ResponseBuilder rb{ctx, 2};
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rb.Push(RESULT_SUCCESS);
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}
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void OpenApplicationArea(Kernel::HLERequestContext& ctx) {
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LOG_DEBUG(Service_NFP, "called");
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// We don't need to worry about this since we can just open the file
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IPC::ResponseBuilder rb{ctx, 2};
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rb.Push(RESULT_SUCCESS);
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}
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void GetApplicationAreaSize(Kernel::HLERequestContext& ctx) {
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LOG_WARNING(Service_NFP, "(STUBBED) called");
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// We don't need to worry about this since we can just open the file
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IPC::ResponseBuilder rb{ctx, 3};
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rb.Push(RESULT_SUCCESS);
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rb.PushRaw<u32>(0); // This is from the GetCommonInfo stub
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}
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void GetApplicationArea(Kernel::HLERequestContext& ctx) {
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LOG_WARNING(Service_NFP, "(STUBBED) called");
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// TODO(ogniK): Pull application area from amiibo
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IPC::ResponseBuilder rb{ctx, 3};
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rb.Push(RESULT_SUCCESS);
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rb.PushRaw<u32>(0); // This is from the GetCommonInfo stub
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}
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bool has_attached_handle{};
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const u64 device_handle{Common::MakeMagic('Y', 'U', 'Z', 'U')};
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const u32 npad_id{0}; // Player 1 controller
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State state{State::NonInitialized};
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DeviceState device_state{DeviceState::Initialized};
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Kernel::SharedPtr<Kernel::Event> deactivate_event;
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Kernel::SharedPtr<Kernel::Event> availability_change_event;
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const Module::Interface& nfp_interface;
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};
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void Module::Interface::CreateUserInterface(Kernel::HLERequestContext& ctx) {
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LOG_DEBUG(Service_NFP, "called");
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IPC::ResponseBuilder rb{ctx, 2, 0, 1};
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rb.Push(RESULT_SUCCESS);
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rb.PushIpcInterface<IUser>(*this);
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}
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bool Module::Interface::LoadAmiibo(const std::vector<u8>& buffer) {
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std::lock_guard<std::recursive_mutex> lock(HLE::g_hle_lock);
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if (buffer.size() < sizeof(AmiiboFile)) {
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return false;
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}
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std::memcpy(&amiibo, buffer.data(), sizeof(amiibo));
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nfc_tag_load->Signal();
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return true;
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}
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const Kernel::SharedPtr<Kernel::Event>& Module::Interface::GetNFCEvent() const {
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return nfc_tag_load;
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}
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const Module::Interface::AmiiboFile& Module::Interface::GetAmiiboBuffer() const {
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return amiibo;
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}
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void InstallInterfaces(SM::ServiceManager& service_manager) {
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auto module = std::make_shared<Module>();
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std::make_shared<NFP_User>(module)->InstallAsService(service_manager);
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}
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} // namespace Service::NFP
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