frontend_common: Consistently use references

Was swapping between references and pointers for no reason. Just unify them here since each of these utility functions will need their parameters to be alive.

src/android/app/src/main/jni/native.cpp

@@ -463,8 +463,8 @@ int Java_org_yuzu_yuzu_1emu_NativeLibrary_installFileToNand(JNIEnv* env, jobject
     };
 
     return static_cast<int>(
-        ContentManager::InstallNSP(&EmulationSession::GetInstance().System(),
-                                   EmulationSession::GetInstance().System().GetFilesystem().get(),
+        ContentManager::InstallNSP(EmulationSession::GetInstance().System(),
+                                   *EmulationSession::GetInstance().System().GetFilesystem(),
                                    GetJString(env, j_file), callback));
 }
 
@@ -819,7 +819,7 @@ void Java_org_yuzu_yuzu_1emu_NativeLibrary_removeUpdate(JNIEnv* env, jobject job
 void Java_org_yuzu_yuzu_1emu_NativeLibrary_removeDLC(JNIEnv* env, jobject jobj,
                                                      jstring jprogramId) {
     auto program_id = EmulationSession::GetProgramId(env, jprogramId);
-    ContentManager::RemoveAllDLC(&EmulationSession::GetInstance().System(), program_id);
+    ContentManager::RemoveAllDLC(EmulationSession::GetInstance().System(), program_id);
 }
 
 void Java_org_yuzu_yuzu_1emu_NativeLibrary_removeMod(JNIEnv* env, jobject jobj, jstring jprogramId,
@@ -829,8 +829,9 @@ void Java_org_yuzu_yuzu_1emu_NativeLibrary_removeMod(JNIEnv* env, jobject jobj,
                               program_id, GetJString(env, jname));
 }
 
-jobject Java_org_yuzu_yuzu_1emu_NativeLibrary_verifyInstalledContents(JNIEnv* env, jobject jobj,
-                                                                      jobject jcallback) {
+jobjectArray Java_org_yuzu_yuzu_1emu_NativeLibrary_verifyInstalledContents(JNIEnv* env,
+                                                                           jobject jobj,
+                                                                           jobject jcallback) {
     auto jlambdaClass = env->GetObjectClass(jcallback);
     auto jlambdaInvokeMethod = env->GetMethodID(
         jlambdaClass, "invoke", "(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;");
@@ -842,7 +843,7 @@ jobject Java_org_yuzu_yuzu_1emu_NativeLibrary_verifyInstalledContents(JNIEnv* en
 
     auto& session = EmulationSession::GetInstance();
     std::vector<std::string> result = ContentManager::VerifyInstalledContents(
-        &session.System(), session.GetContentProvider(), callback);
+        session.System(), *session.GetContentProvider(), callback);
     jobjectArray jresult =
         env->NewObjectArray(result.size(), IDCache::GetStringClass(), ToJString(env, ""));
     for (size_t i = 0; i < result.size(); ++i) {
@@ -863,7 +864,7 @@ jint Java_org_yuzu_yuzu_1emu_NativeLibrary_verifyGameContents(JNIEnv* env, jobje
     };
     auto& session = EmulationSession::GetInstance();
     return static_cast<jint>(
-        ContentManager::VerifyGameContents(&session.System(), GetJString(env, jpath), callback));
+        ContentManager::VerifyGameContents(session.System(), GetJString(env, jpath), callback));
 }
 
 jstring Java_org_yuzu_yuzu_1emu_NativeLibrary_getSavePath(JNIEnv* env, jobject jobj,

src/frontend_common/content_manager.h

@@ -47,14 +47,14 @@ inline bool RemoveDLC(const Service::FileSystem::FileSystemController& fs_contro
 
 /**
  * \brief Removes all DLC for a game
- * \param system Raw pointer to the system instance
+ * \param system Reference to the system instance
  * \param program_id Program ID for the game that will have all of its DLC removed
  * \return Number of DLC removed
  */
-inline size_t RemoveAllDLC(Core::System* system, const u64 program_id) {
+inline size_t RemoveAllDLC(Core::System& system, const u64 program_id) {
     size_t count{};
-    const auto& fs_controller = system->GetFileSystemController();
-    const auto dlc_entries = system->GetContentProvider().ListEntriesFilter(
+    const auto& fs_controller = system.GetFileSystemController();
+    const auto dlc_entries = system.GetContentProvider().ListEntriesFilter(
         FileSys::TitleType::AOC, FileSys::ContentRecordType::Data);
     std::vector<u64> program_dlc_entries;
 
@@ -124,15 +124,15 @@ inline bool RemoveMod(const Service::FileSystem::FileSystemController& fs_contro
 
 /**
  * \brief Installs an NSP
- * \param system Raw pointer to the system instance
- * \param vfs Raw pointer to the VfsFilesystem instance in Core::System
+ * \param system Reference to the system instance
+ * \param vfs Reference to the VfsFilesystem instance in Core::System
  * \param filename Path to the NSP file
  * \param callback Callback to report the progress of the installation. The first size_t
  * parameter is the total size of the virtual file and the second is the current progress. If you
  * return true to the callback, it will cancel the installation as soon as possible.
  * \return [InstallResult] representing how the installation finished
  */
-inline InstallResult InstallNSP(Core::System* system, FileSys::VfsFilesystem* vfs,
+inline InstallResult InstallNSP(Core::System& system, FileSys::VfsFilesystem& vfs,
                                 const std::string& filename,
                                 const std::function<bool(size_t, size_t)>& callback) {
     const auto copy = [callback](const FileSys::VirtualFile& src, const FileSys::VirtualFile& dest,
@@ -159,7 +159,7 @@ inline InstallResult InstallNSP(Core::System* system, FileSys::VfsFilesystem* vf
     };
 
     std::shared_ptr<FileSys::NSP> nsp;
-    FileSys::VirtualFile file = vfs->OpenFile(filename, FileSys::Mode::Read);
+    FileSys::VirtualFile file = vfs.OpenFile(filename, FileSys::Mode::Read);
     if (boost::to_lower_copy(file->GetName()).ends_with(std::string("nsp"))) {
         nsp = std::make_shared<FileSys::NSP>(file);
         if (nsp->IsExtractedType()) {
@@ -173,7 +173,7 @@ inline InstallResult InstallNSP(Core::System* system, FileSys::VfsFilesystem* vf
         return InstallResult::Failure;
     }
     const auto res =
-        system->GetFileSystemController().GetUserNANDContents()->InstallEntry(*nsp, true, copy);
+        system.GetFileSystemController().GetUserNANDContents()->InstallEntry(*nsp, true, copy);
     switch (res) {
     case FileSys::InstallResult::Success:
         return InstallResult::Success;
@@ -188,17 +188,17 @@ inline InstallResult InstallNSP(Core::System* system, FileSys::VfsFilesystem* vf
 
 /**
  * \brief Installs an NCA
- * \param vfs Raw pointer to the VfsFilesystem instance in Core::System
+ * \param vfs Reference to the VfsFilesystem instance in Core::System
  * \param filename Path to the NCA file
- * \param registered_cache Raw pointer to the registered cache that the NCA will be installed to
+ * \param registered_cache Reference to the registered cache that the NCA will be installed to
  * \param title_type Type of NCA package to install
  * \param callback Callback to report the progress of the installation. The first size_t
  * parameter is the total size of the virtual file and the second is the current progress. If you
  * return true to the callback, it will cancel the installation as soon as possible.
  * \return [InstallResult] representing how the installation finished
  */
-inline InstallResult InstallNCA(FileSys::VfsFilesystem* vfs, const std::string& filename,
-                                FileSys::RegisteredCache* registered_cache,
+inline InstallResult InstallNCA(FileSys::VfsFilesystem& vfs, const std::string& filename,
+                                FileSys::RegisteredCache& registered_cache,
                                 const FileSys::TitleType title_type,
                                 const std::function<bool(size_t, size_t)>& callback) {
     const auto copy = [callback](const FileSys::VirtualFile& src, const FileSys::VirtualFile& dest,
@@ -224,7 +224,7 @@ inline InstallResult InstallNCA(FileSys::VfsFilesystem* vfs, const std::string&
         return true;
     };
 
-    const auto nca = std::make_shared<FileSys::NCA>(vfs->OpenFile(filename, FileSys::Mode::Read));
+    const auto nca = std::make_shared<FileSys::NCA>(vfs.OpenFile(filename, FileSys::Mode::Read));
     const auto id = nca->GetStatus();
 
     // Game updates necessary are missing base RomFS
@@ -233,7 +233,7 @@ inline InstallResult InstallNCA(FileSys::VfsFilesystem* vfs, const std::string&
         return InstallResult::Failure;
     }
 
-    const auto res = registered_cache->InstallEntry(*nca, title_type, true, copy);
+    const auto res = registered_cache.InstallEntry(*nca, title_type, true, copy);
     if (res == FileSys::InstallResult::Success) {
         return InstallResult::Success;
     } else if (res == FileSys::InstallResult::OverwriteExisting) {
@@ -245,19 +245,19 @@ inline InstallResult InstallNCA(FileSys::VfsFilesystem* vfs, const std::string&
 
 /**
  * \brief Verifies the installed contents for a given ManualContentProvider
- * \param system Raw pointer to the system instance
- * \param provider Raw pointer to the content provider that's tracking indexed games
+ * \param system Reference to the system instance
+ * \param provider Reference to the content provider that's tracking indexed games
  * \param callback Callback to report the progress of the installation. The first size_t
  * parameter is the total size of the installed contents and the second is the current progress. If
  * you return true to the callback, it will cancel the installation as soon as possible.
  * \return A list of entries that failed to install. Returns an empty vector if successful.
  */
 inline std::vector<std::string> VerifyInstalledContents(
-    Core::System* system, FileSys::ManualContentProvider* provider,
+    Core::System& system, FileSys::ManualContentProvider& provider,
     const std::function<bool(size_t, size_t)>& callback) {
     // Get content registries.
-    auto bis_contents = system->GetFileSystemController().GetSystemNANDContents();
-    auto user_contents = system->GetFileSystemController().GetUserNANDContents();
+    auto bis_contents = system.GetFileSystemController().GetSystemNANDContents();
+    auto user_contents = system.GetFileSystemController().GetUserNANDContents();
 
     std::vector<FileSys::RegisteredCache*> content_providers;
     if (bis_contents) {
@@ -309,11 +309,11 @@ inline std::vector<std::string> VerifyInstalledContents(
             const auto title_id = nca.GetTitleId();
             std::string title_name = "unknown";
 
-            const auto control = provider->GetEntry(FileSys::GetBaseTitleID(title_id),
-                                                    FileSys::ContentRecordType::Control);
+            const auto control = provider.GetEntry(FileSys::GetBaseTitleID(title_id),
+                                                   FileSys::ContentRecordType::Control);
             if (control && control->GetStatus() == Loader::ResultStatus::Success) {
-                const FileSys::PatchManager pm{title_id, system->GetFileSystemController(),
-                                               *provider};
+                const FileSys::PatchManager pm{title_id, system.GetFileSystemController(),
+                                               provider};
                 const auto [nacp, logo] = pm.ParseControlNCA(*control);
                 if (nacp) {
                     title_name = nacp->GetApplicationName();
@@ -335,7 +335,7 @@ inline std::vector<std::string> VerifyInstalledContents(
 
 /**
  * \brief Verifies the contents of a given game
- * \param system Raw pointer to the system instance
+ * \param system Reference to the system instance
  * \param game_path Patch to the game file
  * \param callback Callback to report the progress of the installation. The first size_t
  * parameter is the total size of the installed contents and the second is the current progress. If
@@ -343,10 +343,10 @@ inline std::vector<std::string> VerifyInstalledContents(
  * \return GameVerificationResult representing how the verification process finished
  */
 inline GameVerificationResult VerifyGameContents(
-    Core::System* system, const std::string& game_path,
+    Core::System& system, const std::string& game_path,
     const std::function<bool(size_t, size_t)>& callback) {
-    const auto loader = Loader::GetLoader(
-        *system, system->GetFilesystem()->OpenFile(game_path, FileSys::Mode::Read));
+    const auto loader =
+        Loader::GetLoader(system, system.GetFilesystem()->OpenFile(game_path, FileSys::Mode::Read));
     if (loader == nullptr) {
         return GameVerificationResult::NotImplemented;
     }

src/yuzu/main.cpp

@@ -2499,7 +2499,7 @@ void GMainWindow::RemoveUpdateContent(u64 program_id, InstalledEntryType type) {
 }
 
 void GMainWindow::RemoveAddOnContent(u64 program_id, InstalledEntryType type) {
-    const size_t count = ContentManager::RemoveAllDLC(system.get(), program_id);
+    const size_t count = ContentManager::RemoveAllDLC(*system, program_id);
     if (count == 0) {
         QMessageBox::warning(this, GetGameListErrorRemoving(type),
                              tr("There are no DLC installed for this title."));
@@ -2796,8 +2796,7 @@ void GMainWindow::OnGameListVerifyIntegrity(const std::string& game_path) {
         return progress.wasCanceled();
     };
 
-    const auto result =
-        ContentManager::VerifyGameContents(system.get(), game_path, QtProgressCallback);
+    const auto result = ContentManager::VerifyGameContents(*system, game_path, QtProgressCallback);
     progress.close();
     switch (result) {
     case ContentManager::GameVerificationResult::Success:
@@ -3266,7 +3265,7 @@ void GMainWindow::OnMenuInstallToNAND() {
                 return false;
             };
             future = QtConcurrent::run([this, &file, progress_callback] {
-                return ContentManager::InstallNSP(system.get(), vfs.get(), file.toStdString(),
+                return ContentManager::InstallNSP(*system, *vfs, file.toStdString(),
                                                   progress_callback);
             });
 
@@ -3369,7 +3368,7 @@ ContentManager::InstallResult GMainWindow::InstallNCA(const QString& filename) {
         }
         return false;
     };
-    return ContentManager::InstallNCA(vfs.get(), filename.toStdString(), registered_cache,
+    return ContentManager::InstallNCA(*vfs, filename.toStdString(), *registered_cache,
                                       static_cast<FileSys::TitleType>(index), progress_callback);
 }
 
@@ -4119,7 +4118,7 @@ void GMainWindow::OnVerifyInstalledContents() {
     };
 
     const std::vector<std::string> result =
-        ContentManager::VerifyInstalledContents(system.get(), provider.get(), QtProgressCallback);
+        ContentManager::VerifyInstalledContents(*system, *provider, QtProgressCallback);
     progress.close();
 
     if (result.empty()) {