From c4c256f56ad4db7064aa2a2bc769f57efcbd5e38 Mon Sep 17 00:00:00 2001
From: Chloe <25727384+ogniK5377@users.noreply.github.com>
Date: Thu, 3 Jun 2021 10:46:29 +1000
Subject: fspsrv: Implement DisableAutoSaveDataCreation (#6355)

- Used by Mii Edit
---
 src/core/file_sys/savedata_factory.cpp         |  6 +++++-
 src/core/file_sys/savedata_factory.h           |  3 +++
 src/core/hle/service/filesystem/filesystem.cpp |  4 ++++
 src/core/hle/service/filesystem/filesystem.h   |  2 ++
 src/core/hle/service/filesystem/fsp_srv.cpp    | 11 ++++++++++-
 src/core/hle/service/filesystem/fsp_srv.h      |  1 +
 6 files changed, 25 insertions(+), 2 deletions(-)

(limited to 'src/core')

diff --git a/src/core/file_sys/savedata_factory.cpp b/src/core/file_sys/savedata_factory.cpp
index 6c3685927..b5254dd75 100644
--- a/src/core/file_sys/savedata_factory.cpp
+++ b/src/core/file_sys/savedata_factory.cpp
@@ -105,7 +105,7 @@ ResultVal<VirtualDir> SaveDataFactory::Open(SaveDataSpaceId space,
 
     auto out = dir->GetDirectoryRelative(save_directory);
 
-    if (out == nullptr && ShouldSaveDataBeAutomaticallyCreated(space, meta)) {
+    if (out == nullptr && (ShouldSaveDataBeAutomaticallyCreated(space, meta) && auto_create)) {
         return Create(space, meta);
     }
 
@@ -199,4 +199,8 @@ void SaveDataFactory::WriteSaveDataSize(SaveDataType type, u64 title_id, u128 us
     size_file->WriteObject(new_value);
 }
 
+void SaveDataFactory::SetAutoCreate(bool state) {
+    auto_create = state;
+}
+
 } // namespace FileSys
diff --git a/src/core/file_sys/savedata_factory.h b/src/core/file_sys/savedata_factory.h
index 86c9f5350..1d8dc981f 100644
--- a/src/core/file_sys/savedata_factory.h
+++ b/src/core/file_sys/savedata_factory.h
@@ -104,9 +104,12 @@ public:
     void WriteSaveDataSize(SaveDataType type, u64 title_id, u128 user_id,
                            SaveDataSize new_value) const;
 
+    void SetAutoCreate(bool state);
+
 private:
     VirtualDir dir;
     Core::System& system;
+    bool auto_create{true};
 };
 
 } // namespace FileSys
diff --git a/src/core/hle/service/filesystem/filesystem.cpp b/src/core/hle/service/filesystem/filesystem.cpp
index 4a1908bcb..3c16fe6c7 100644
--- a/src/core/hle/service/filesystem/filesystem.cpp
+++ b/src/core/hle/service/filesystem/filesystem.cpp
@@ -721,6 +721,10 @@ FileSys::VirtualDir FileSystemController::GetBCATDirectory(u64 title_id) const {
     return bis_factory->GetBCATDirectory(title_id);
 }
 
+void FileSystemController::SetAutoSaveDataCreation(bool enable) {
+    save_data_factory->SetAutoCreate(enable);
+}
+
 void FileSystemController::CreateFactories(FileSys::VfsFilesystem& vfs, bool overwrite) {
     if (overwrite) {
         bis_factory = nullptr;
diff --git a/src/core/hle/service/filesystem/filesystem.h b/src/core/hle/service/filesystem/filesystem.h
index 7102d3f9a..b6b1b9220 100644
--- a/src/core/hle/service/filesystem/filesystem.h
+++ b/src/core/hle/service/filesystem/filesystem.h
@@ -120,6 +120,8 @@ public:
 
     FileSys::VirtualDir GetBCATDirectory(u64 title_id) const;
 
+    void SetAutoSaveDataCreation(bool enable);
+
     // Creates the SaveData, SDMC, and BIS Factories. Should be called once and before any function
     // above is called.
     void CreateFactories(FileSys::VfsFilesystem& vfs, bool overwrite = true);
diff --git a/src/core/hle/service/filesystem/fsp_srv.cpp b/src/core/hle/service/filesystem/fsp_srv.cpp
index d9e8020b4..52dc73cf8 100644
--- a/src/core/hle/service/filesystem/fsp_srv.cpp
+++ b/src/core/hle/service/filesystem/fsp_srv.cpp
@@ -764,7 +764,7 @@ FSP_SRV::FSP_SRV(Core::System& system_)
         {1000, nullptr, "SetBisRootForHost"},
         {1001, nullptr, "SetSaveDataSize"},
         {1002, nullptr, "SetSaveDataRootPath"},
-        {1003, nullptr, "DisableAutoSaveDataCreation"},
+        {1003, &FSP_SRV::DisableAutoSaveDataCreation, "DisableAutoSaveDataCreation"},
         {1004, &FSP_SRV::SetGlobalAccessLogMode, "SetGlobalAccessLogMode"},
         {1005, &FSP_SRV::GetGlobalAccessLogMode, "GetGlobalAccessLogMode"},
         {1006, &FSP_SRV::OutputAccessLogToSdCard, "OutputAccessLogToSdCard"},
@@ -1030,6 +1030,15 @@ void FSP_SRV::OpenDataStorageWithProgramIndex(Kernel::HLERequestContext& ctx) {
     rb.PushIpcInterface<IStorage>(std::move(storage));
 }
 
+void FSP_SRV::DisableAutoSaveDataCreation(Kernel::HLERequestContext& ctx) {
+    LOG_DEBUG(Service_FS, "called");
+
+    fsc.SetAutoSaveDataCreation(false);
+
+    IPC::ResponseBuilder rb{ctx, 2};
+    rb.Push(RESULT_SUCCESS);
+}
+
 void FSP_SRV::SetGlobalAccessLogMode(Kernel::HLERequestContext& ctx) {
     IPC::RequestParser rp{ctx};
     log_mode = rp.PopEnum<LogMode>();
diff --git a/src/core/hle/service/filesystem/fsp_srv.h b/src/core/hle/service/filesystem/fsp_srv.h
index b01b924eb..ff7455a20 100644
--- a/src/core/hle/service/filesystem/fsp_srv.h
+++ b/src/core/hle/service/filesystem/fsp_srv.h
@@ -50,6 +50,7 @@ private:
     void OpenDataStorageByDataId(Kernel::HLERequestContext& ctx);
     void OpenPatchDataStorageByCurrentProcess(Kernel::HLERequestContext& ctx);
     void OpenDataStorageWithProgramIndex(Kernel::HLERequestContext& ctx);
+    void DisableAutoSaveDataCreation(Kernel::HLERequestContext& ctx);
     void SetGlobalAccessLogMode(Kernel::HLERequestContext& ctx);
     void GetGlobalAccessLogMode(Kernel::HLERequestContext& ctx);
     void OutputAccessLogToSdCard(Kernel::HLERequestContext& ctx);
-- 
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