1 files changed, 202 insertions, 0 deletions
diff --git a/src/core/hle/service/am/library_applet_accessor.cpp b/src/core/hle/service/am/library_applet_accessor.cpp
new file mode 100644
index 000000000..6b20814f8
--- /dev/null
+++ b/src/core/hle/service/am/library_applet_accessor.cpp
@@ -0,0 +1,202 @@
+// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "common/scope_exit.h"
+#include "core/hle/service/am/am_results.h"
+#include "core/hle/service/am/applet_data_broker.h"
+#include "core/hle/service/am/frontend/applets.h"
+#include "core/hle/service/am/library_applet_accessor.h"
+#include "core/hle/service/am/storage.h"
+#include "core/hle/service/ipc_helpers.h"
+
+namespace Service::AM {
+
+ILibraryAppletAccessor::ILibraryAppletAccessor(Core::System& system_,
+                                               std::shared_ptr<AppletDataBroker> broker_,
+                                               std::shared_ptr<Applet> applet_)
+    : ServiceFramework{system_, "ILibraryAppletAccessor"}, broker{std::move(broker_)},
+      applet{std::move(applet_)} {
+    // clang-format off
+    static const FunctionInfo functions[] = {
+        {0, &ILibraryAppletAccessor::GetAppletStateChangedEvent, "GetAppletStateChangedEvent"},
+        {1, &ILibraryAppletAccessor::IsCompleted, "IsCompleted"},
+        {10, &ILibraryAppletAccessor::Start, "Start"},
+        {20, &ILibraryAppletAccessor::RequestExit, "RequestExit"},
+        {25, nullptr, "Terminate"},
+        {30, &ILibraryAppletAccessor::GetResult, "GetResult"},
+        {50, nullptr, "SetOutOfFocusApplicationSuspendingEnabled"},
+        {60, &ILibraryAppletAccessor::PresetLibraryAppletGpuTimeSliceZero, "PresetLibraryAppletGpuTimeSliceZero"},
+        {100, &ILibraryAppletAccessor::PushInData, "PushInData"},
+        {101, &ILibraryAppletAccessor::PopOutData, "PopOutData"},
+        {102, nullptr, "PushExtraStorage"},
+        {103, &ILibraryAppletAccessor::PushInteractiveInData, "PushInteractiveInData"},
+        {104, &ILibraryAppletAccessor::PopInteractiveOutData, "PopInteractiveOutData"},
+        {105, &ILibraryAppletAccessor::GetPopOutDataEvent, "GetPopOutDataEvent"},
+        {106, &ILibraryAppletAccessor::GetPopInteractiveOutDataEvent, "GetPopInteractiveOutDataEvent"},
+        {110, nullptr, "NeedsToExitProcess"},
+        {120, nullptr, "GetLibraryAppletInfo"},
+        {150, nullptr, "RequestForAppletToGetForeground"},
+        {160, &ILibraryAppletAccessor::GetIndirectLayerConsumerHandle, "GetIndirectLayerConsumerHandle"},
+    };
+    // clang-format on
+
+    RegisterHandlers(functions);
+}
+
+ILibraryAppletAccessor::~ILibraryAppletAccessor() = default;
+
+void ILibraryAppletAccessor::GetAppletStateChangedEvent(HLERequestContext& ctx) {
+    LOG_DEBUG(Service_AM, "called");
+
+    IPC::ResponseBuilder rb{ctx, 2, 1};
+    rb.Push(ResultSuccess);
+    rb.PushCopyObjects(broker->GetStateChangedEvent().GetHandle());
+}
+
+void ILibraryAppletAccessor::IsCompleted(HLERequestContext& ctx) {
+    LOG_DEBUG(Service_AM, "called");
+
+    std::scoped_lock lk{applet->lock};
+
+    IPC::ResponseBuilder rb{ctx, 3};
+    rb.Push(ResultSuccess);
+    rb.Push<u32>(broker->IsCompleted());
+}
+
+void ILibraryAppletAccessor::GetResult(HLERequestContext& ctx) {
+    LOG_DEBUG(Service_AM, "called");
+
+    IPC::ResponseBuilder rb{ctx, 2};
+    rb.Push(applet->terminate_result);
+}
+
+void ILibraryAppletAccessor::PresetLibraryAppletGpuTimeSliceZero(HLERequestContext& ctx) {
+    LOG_WARNING(Service_AM, "(STUBBED) called");
+
+    IPC::ResponseBuilder rb{ctx, 2};
+    rb.Push(ResultSuccess);
+}
+
+void ILibraryAppletAccessor::Start(HLERequestContext& ctx) {
+    LOG_DEBUG(Service_AM, "called");
+
+    applet->process->Run();
+    FrontendExecute();
+
+    IPC::ResponseBuilder rb{ctx, 2};
+    rb.Push(ResultSuccess);
+}
+
+void ILibraryAppletAccessor::RequestExit(HLERequestContext& ctx) {
+    LOG_DEBUG(Service_AM, "called");
+
+    ASSERT(applet != nullptr);
+    applet->message_queue.RequestExit();
+    FrontendRequestExit();
+
+    IPC::ResponseBuilder rb{ctx, 2};
+    rb.Push(ResultSuccess);
+}
+
+void ILibraryAppletAccessor::PushInData(HLERequestContext& ctx) {
+    LOG_DEBUG(Service_AM, "called");
+
+    IPC::RequestParser rp{ctx};
+    broker->GetInData().Push(rp.PopIpcInterface<IStorage>().lock());
+
+    IPC::ResponseBuilder rb{ctx, 2};
+    rb.Push(ResultSuccess);
+}
+
+void ILibraryAppletAccessor::PopOutData(HLERequestContext& ctx) {
+    LOG_DEBUG(Service_AM, "called");
+
+    std::shared_ptr<IStorage> data;
+    const auto res = broker->GetOutData().Pop(&data);
+
+    if (res.IsSuccess()) {
+        IPC::ResponseBuilder rb{ctx, 2, 0, 1};
+        rb.Push(res);
+        rb.PushIpcInterface(std::move(data));
+    } else {
+        IPC::ResponseBuilder rb{ctx, 2};
+        rb.Push(res);
+    }
+}
+
+void ILibraryAppletAccessor::PushInteractiveInData(HLERequestContext& ctx) {
+    LOG_DEBUG(Service_AM, "called");
+
+    IPC::RequestParser rp{ctx};
+    broker->GetInteractiveInData().Push(rp.PopIpcInterface<IStorage>().lock());
+    FrontendExecuteInteractive();
+
+    IPC::ResponseBuilder rb{ctx, 2};
+    rb.Push(ResultSuccess);
+}
+
+void ILibraryAppletAccessor::PopInteractiveOutData(HLERequestContext& ctx) {
+    LOG_DEBUG(Service_AM, "called");
+
+    std::shared_ptr<IStorage> data;
+    const auto res = broker->GetInteractiveOutData().Pop(&data);
+
+    if (res.IsSuccess()) {
+        IPC::ResponseBuilder rb{ctx, 2, 0, 1};
+        rb.Push(res);
+        rb.PushIpcInterface(std::move(data));
+    } else {
+        IPC::ResponseBuilder rb{ctx, 2};
+        rb.Push(res);
+    }
+}
+
+void ILibraryAppletAccessor::GetPopOutDataEvent(HLERequestContext& ctx) {
+    LOG_DEBUG(Service_AM, "called");
+
+    IPC::ResponseBuilder rb{ctx, 2, 1};
+    rb.Push(ResultSuccess);
+    rb.PushCopyObjects(broker->GetOutData().GetEvent());
+}
+
+void ILibraryAppletAccessor::GetPopInteractiveOutDataEvent(HLERequestContext& ctx) {
+    LOG_DEBUG(Service_AM, "called");
+
+    IPC::ResponseBuilder rb{ctx, 2, 1};
+    rb.Push(ResultSuccess);
+    rb.PushCopyObjects(broker->GetInteractiveOutData().GetEvent());
+}
+
+void ILibraryAppletAccessor::GetIndirectLayerConsumerHandle(HLERequestContext& ctx) {
+    LOG_WARNING(Service_AM, "(STUBBED) called");
+
+    // We require a non-zero handle to be valid. Using 0xdeadbeef allows us to trace if this is
+    // actually used anywhere
+    constexpr u64 handle = 0xdeadbeef;
+
+    IPC::ResponseBuilder rb{ctx, 4};
+    rb.Push(ResultSuccess);
+    rb.Push(handle);
+}
+
+void ILibraryAppletAccessor::FrontendExecute() {
+    if (applet->frontend) {
+        applet->frontend->Initialize();
+        applet->frontend->Execute();
+    }
+}
+
+void ILibraryAppletAccessor::FrontendExecuteInteractive() {
+    if (applet->frontend) {
+        applet->frontend->ExecuteInteractive();
+        applet->frontend->Execute();
+    }
+}
+
+void ILibraryAppletAccessor::FrontendRequestExit() {
+    if (applet->frontend) {
+        applet->frontend->RequestExit();
+    }
+}
+
+} // namespace Service::AM