am: add new datatypes for per-applet state

src/core/hle/service/am/applet.cpp

@@ -0,0 +1,63 @@
+// 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.h"
+
+namespace Service::AM {
+
+AppletStorageChannel::AppletStorageChannel(KernelHelpers::ServiceContext& context)
+    : m_event(context) {}
+AppletStorageChannel::~AppletStorageChannel() = default;
+
+void AppletStorageChannel::PushData(std::shared_ptr<IStorage> storage) {
+    std::scoped_lock lk{m_lock};
+
+    m_data.emplace_back(std::move(storage));
+    m_event.Signal();
+}
+
+Result AppletStorageChannel::PopData(std::shared_ptr<IStorage>* out_storage) {
+    std::scoped_lock lk{m_lock};
+
+    SCOPE_EXIT({
+        if (m_data.empty()) {
+            m_event.Clear();
+        }
+    });
+
+    R_UNLESS(!m_data.empty(), AM::ResultNoDataInChannel);
+
+    *out_storage = std::move(m_data.front());
+    m_data.pop_front();
+
+    R_SUCCEED();
+}
+
+Kernel::KReadableEvent* AppletStorageChannel::GetEvent() {
+    return m_event.GetHandle();
+}
+
+AppletStorageHolder::AppletStorageHolder(Core::System& system)
+    : context(system, "AppletStorageHolder"), in_data(context), interactive_in_data(context),
+      out_data(context), interactive_out_data(context), state_changed_event(context) {}
+
+AppletStorageHolder::~AppletStorageHolder() = default;
+
+Applet::Applet(Core::System& system, std::unique_ptr<Process> process_)
+    : context(system, "Applet"), message_queue(system), process(std::move(process_)),
+      hid_registration(system, *process), gpu_error_detected_event(context),
+      friend_invitation_storage_channel_event(context), notification_storage_channel_event(context),
+      health_warning_disappeared_system_event(context), acquired_sleep_lock_event(context),
+      pop_from_general_channel_event(context), library_applet_launchable_event(context),
+      accumulated_suspended_tick_changed_event(context), sleep_lock_event(context) {
+
+    aruid = process->GetProcessId();
+    program_id = process->GetProgramId();
+}
+
+Applet::~Applet() = default;
+
+} // namespace Service::AM