[fs, qlaunch] add CreateSaveDataFileSystemWithCreationInfo2 and make qlaunch work again (#2760)

Fixes qlaunch regression I introduced previously. Add a few known structs.
Adds CreateSaveDataFileSystemWithCreationInfo2, which is called when games are started via qlaunch and corrupts save files.

Reviewed-on: https://git.eden-emu.dev/eden-emu/eden/pulls/2760
Reviewed-by: crueter <crueter@eden-emu.dev>
Reviewed-by: MaranBr <maranbr@eden-emu.dev>
Co-authored-by: unknown <sahyno1996@gmail.com>
Co-committed-by: unknown <sahyno1996@gmail.com>

src/core/hle/service/olsc/daemon_controller.cpp

@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 // SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
@@ -19,7 +22,7 @@ IDaemonController::IDaemonController(Core::System& system_)
         {6, nullptr, "SetGlobalDownloadEnabledForAccount"},
         {10, nullptr, "GetForbiddenSaveDataIndication"},
         {11, nullptr, "GetStopperObject"},
-        {12, nullptr, "GetState"},
+        {12, D<&IDaemonController::GetState>, "GetState"},
     };
     // clang-format on
 
@@ -37,4 +40,11 @@ Result IDaemonController::GetAutoTransferEnabledForAccountAndApplication(Out<boo
     R_SUCCEED();
 }
 
+Result IDaemonController::GetState(Out<u8> state, Common::UUID user_id,  u64 application_id) {
+    LOG_WARNING(Service_OLSC, "(STUBBED) called, user_id={} application_id={:016X}",
+                user_id.FormattedString(), application_id);
+    *state = 0;
+    R_SUCCEED();
+}
+
 } // namespace Service::OLSC

src/core/hle/service/olsc/daemon_controller.h

@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 // SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
@@ -15,6 +18,7 @@ public:
 private:
     Result GetAutoTransferEnabledForAccountAndApplication(Out<bool> out_is_enabled,
                                                           Common::UUID user_id, u64 application_id);
+    Result GetState(Out<u8> state, Common::UUID user_id, u64 application_id);
 };
 
 } // namespace Service::OLSC

src/core/hle/service/olsc/olsc_service_for_system_service.cpp

@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 // SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
@@ -100,10 +103,13 @@ Result IOlscServiceForSystemService::OpenDaemonController(
     R_SUCCEED();
 }
 
-Result IOlscServiceForSystemService::GetDataTransferPolicyInfo(Out<u16> out_policy_info,
-                                                               u64 application_id) {
+Result IOlscServiceForSystemService::GetDataTransferPolicyInfo(
+    Out<DataTransferPolicy> out_policy_info, u64 application_id) {
     LOG_WARNING(Service_OLSC, "(STUBBED) called");
-    *out_policy_info = 0;
+    DataTransferPolicy policy{};
+    policy.upload_policy = 0;
+    policy.download_policy = 0;
+    *out_policy_info = policy;
     R_SUCCEED();
 }
 

src/core/hle/service/olsc/olsc_service_for_system_service.h

@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 // SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
@@ -10,6 +13,11 @@ class IDaemonController;
 class IRemoteStorageController;
 class ITransferTaskListController;
 
+struct DataTransferPolicy {
+    u8 upload_policy;
+    u8 download_policy;
+};
+
 class IOlscServiceForSystemService final : public ServiceFramework<IOlscServiceForSystemService> {
 public:
     explicit IOlscServiceForSystemService(Core::System& system_);
@@ -20,7 +28,7 @@ private:
         Out<SharedPointer<ITransferTaskListController>> out_interface);
     Result OpenRemoteStorageController(Out<SharedPointer<IRemoteStorageController>> out_interface);
     Result OpenDaemonController(Out<SharedPointer<IDaemonController>> out_interface);
-    Result GetDataTransferPolicyInfo(Out<u16> out_policy_info, u64 application_id);
+    Result GetDataTransferPolicyInfo(Out<DataTransferPolicy> out_policy_info, u64 application_id);
     Result CloneService(Out<SharedPointer<IOlscServiceForSystemService>> out_interface);
 };