7 files changed, 71 insertions, 5 deletions

diff --git a/README.md b/README.md
index c14f3ad71..bda1e0184 100755
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 yuzu emulator early access
 =============
 
-This is the source code for early-access 4163.
+This is the source code for early-access 4164.
 
 ## Legal Notice
 
diff --git a/src/core/CMakeLists.txt b/src/core/CMakeLists.txt
index 6a55ec03b..3ecc30637 100755
--- a/src/core/CMakeLists.txt
+++ b/src/core/CMakeLists.txt
@@ -625,6 +625,8 @@ add_library(core STATIC
     hle/service/filesystem/fsp/fsp_srv.cpp

     hle/service/filesystem/fsp/fsp_srv.h

     hle/service/filesystem/fsp/fsp_types.h

+    hle/service/filesystem/fsp/save_data_transfer_prohibiter.cpp

+    hle/service/filesystem/fsp/save_data_transfer_prohibiter.h

     hle/service/filesystem/romfs_controller.cpp

     hle/service/filesystem/romfs_controller.h

     hle/service/filesystem/save_data_controller.cpp

diff --git a/src/core/file_sys/fs_save_data_types.h b/src/core/file_sys/fs_save_data_types.h
index 86a83d217..493dba34f 100755
--- a/src/core/file_sys/fs_save_data_types.h
+++ b/src/core/file_sys/fs_save_data_types.h
@@ -164,6 +164,19 @@ static_assert(sizeof(SaveDataExtraData) == 0x200, "SaveDataExtraData has invalid
 static_assert(std::is_trivially_copyable_v<SaveDataExtraData>,
               "Data type must be trivially copyable.");
 
+struct SaveDataFilter {
+    bool use_program_id;
+    bool use_save_data_type;
+    bool use_user_id;
+    bool use_save_data_id;
+    bool use_index;
+    SaveDataRank rank;
+    SaveDataAttribute attribute;
+};
+static_assert(sizeof(SaveDataFilter) == 0x48, "SaveDataFilter has invalid size.");
+static_assert(std::is_trivially_copyable_v<SaveDataFilter>,
+              "Data type must be trivially copyable.");
+
 struct HashSalt {
     static constexpr size_t Size = 32;
 
diff --git a/src/core/hle/service/filesystem/fsp/fsp_srv.cpp b/src/core/hle/service/filesystem/fsp/fsp_srv.cpp
index fc67a4713..223284255 100755
--- a/src/core/hle/service/filesystem/fsp/fsp_srv.cpp
+++ b/src/core/hle/service/filesystem/fsp/fsp_srv.cpp
@@ -34,6 +34,7 @@
 #include "core/hle/service/filesystem/fsp/fs_i_save_data_info_reader.h"
 #include "core/hle/service/filesystem/fsp/fs_i_storage.h"
 #include "core/hle/service/filesystem/fsp/fsp_srv.h"
+#include "core/hle/service/filesystem/fsp/save_data_transfer_prohibiter.h"
 #include "core/hle/service/filesystem/romfs_controller.h"
 #include "core/hle/service/filesystem/save_data_controller.h"
 #include "core/hle/service/hle_ipc.h"
@@ -87,7 +88,7 @@ FSP_SRV::FSP_SRV(Core::System& system_)
         {64, nullptr, "OpenSaveDataInternalStorageFileSystem"},
         {65, nullptr, "UpdateSaveDataMacForDebug"},
         {66, nullptr, "WriteSaveDataFileSystemExtraData2"},
-        {67, nullptr, "FindSaveDataWithFilter"},
+        {67, D<&FSP_SRV::FindSaveDataWithFilter>, "FindSaveDataWithFilter"},
         {68, nullptr, "OpenSaveDataInfoReaderBySaveDataFilter"},
         {69, nullptr, "ReadSaveDataFileSystemExtraDataBySaveDataAttribute"},
         {70, D<&FSP_SRV::WriteSaveDataFileSystemExtraDataBySaveDataAttribute>, "WriteSaveDataFileSystemExtraDataBySaveDataAttribute"},
@@ -95,7 +96,7 @@ FSP_SRV::FSP_SRV(Core::System& system_)
         {80, nullptr, "OpenSaveDataMetaFile"},
         {81, nullptr, "OpenSaveDataTransferManager"},
         {82, nullptr, "OpenSaveDataTransferManagerVersion2"},
-        {83, nullptr, "OpenSaveDataTransferProhibiterForCloudBackUp"},
+        {83, D<&FSP_SRV::OpenSaveDataTransferProhibiter>, "OpenSaveDataTransferProhibiter"},
         {84, nullptr, "ListApplicationAccessibleSaveDataOwnerId"},
         {85, nullptr, "OpenSaveDataTransferManagerForSaveDataRepair"},
         {86, nullptr, "OpenSaveDataMover"},
@@ -235,7 +236,7 @@ Result FSP_SRV::CreateSaveDataFileSystem(FileSys::SaveDataCreationInfo save_crea
 }
 
 Result FSP_SRV::CreateSaveDataFileSystemBySystemSaveDataId(
-    FileSys::SaveDataCreationInfo save_create_struct, FileSys::SaveDataAttribute save_struct) {
+    FileSys::SaveDataAttribute save_struct, FileSys::SaveDataCreationInfo save_create_struct) {
     LOG_DEBUG(Service_FS, "called save_struct = {}", save_struct.DebugInfo());
 
     FileSys::VirtualDir save_data_dir{};
@@ -308,6 +309,14 @@ Result FSP_SRV::OpenSaveDataInfoReaderOnlyCacheStorage(
     R_SUCCEED();
 }
 
+Result FSP_SRV::FindSaveDataWithFilter(Out<s64> out_count,
+                                       OutBuffer<BufferAttr_HipcMapAlias> out_buffer,
+                                       FileSys::SaveDataSpaceId space_id,
+                                       FileSys::SaveDataFilter filter) {
+    LOG_WARNING(Service_FS, "(STUBBED) called");
+    R_THROW(FileSys::ResultTargetNotFound);
+}
+
 Result FSP_SRV::WriteSaveDataFileSystemExtraDataBySaveDataAttribute() {
     LOG_WARNING(Service_FS, "(STUBBED) called.");
 
@@ -332,6 +341,13 @@ Result FSP_SRV::ReadSaveDataFileSystemExtraDataWithMaskBySaveDataAttribute(
     R_SUCCEED();
 }
 
+Result FSP_SRV::OpenSaveDataTransferProhibiter(
+    OutInterface<ISaveDataTransferProhibiter> out_prohibiter, u64 id) {
+    LOG_WARNING(Service_FS, "(STUBBED) called, id={:016X}", id);
+    *out_prohibiter = std::make_shared<ISaveDataTransferProhibiter>(system);
+    R_SUCCEED();
+}
+
 Result FSP_SRV::OpenDataStorageByCurrentProcess(OutInterface<IStorage> out_interface) {
     LOG_DEBUG(Service_FS, "called");
 
diff --git a/src/core/hle/service/filesystem/fsp/fsp_srv.h b/src/core/hle/service/filesystem/fsp/fsp_srv.h
index ee67f6bc1..83d9cb51c 100755
--- a/src/core/hle/service/filesystem/fsp/fsp_srv.h
+++ b/src/core/hle/service/filesystem/fsp/fsp_srv.h
@@ -25,6 +25,7 @@ class SaveDataController;
 
 class IFileSystem;
 class ISaveDataInfoReader;
+class ISaveDataTransferProhibiter;
 class IStorage;
 class IMultiCommitManager;
 
@@ -53,7 +54,7 @@ private:
     Result CreateSaveDataFileSystem(FileSys::SaveDataCreationInfo save_create_struct,
                                     FileSys::SaveDataAttribute save_struct, u128 uid);
     Result CreateSaveDataFileSystemBySystemSaveDataId(
-        FileSys::SaveDataCreationInfo save_create_struct, FileSys::SaveDataAttribute save_struct);
+        FileSys::SaveDataAttribute save_struct, FileSys::SaveDataCreationInfo save_create_struct);
     Result OpenSaveDataFileSystem(OutInterface<IFileSystem> out_interface,
                                   FileSys::SaveDataSpaceId space_id,
                                   FileSys::SaveDataAttribute attribute);
@@ -66,11 +67,16 @@ private:
     Result OpenSaveDataInfoReaderBySaveDataSpaceId(OutInterface<ISaveDataInfoReader> out_interface,
                                                    FileSys::SaveDataSpaceId space);
     Result OpenSaveDataInfoReaderOnlyCacheStorage(OutInterface<ISaveDataInfoReader> out_interface);
+    Result FindSaveDataWithFilter(Out<s64> out_count, OutBuffer<BufferAttr_HipcMapAlias> out_buffer,
+                                  FileSys::SaveDataSpaceId space_id,
+                                  FileSys::SaveDataFilter filter);
     Result WriteSaveDataFileSystemExtraDataBySaveDataAttribute();
     Result ReadSaveDataFileSystemExtraDataWithMaskBySaveDataAttribute(
         FileSys::SaveDataSpaceId space_id, FileSys::SaveDataAttribute attribute,
         InBuffer<BufferAttr_HipcMapAlias> mask_buffer,
         OutBuffer<BufferAttr_HipcMapAlias> out_buffer);
+    Result OpenSaveDataTransferProhibiter(OutInterface<ISaveDataTransferProhibiter> out_prohibiter,
+                                          u64 id);
     Result OpenDataStorageByCurrentProcess(OutInterface<IStorage> out_interface);
     Result OpenDataStorageByDataId(OutInterface<IStorage> out_interface,
                                    FileSys::StorageId storage_id, u32 unknown, u64 title_id);
diff --git a/src/core/hle/service/filesystem/fsp/save_data_transfer_prohibiter.cpp b/src/core/hle/service/filesystem/fsp/save_data_transfer_prohibiter.cpp
new file mode 100755
index 000000000..d8d6289fe
--- /dev/null
+++ b/src/core/hle/service/filesystem/fsp/save_data_transfer_prohibiter.cpp
@@ -0,0 +1,13 @@
+// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "core/hle/service/filesystem/fsp/save_data_transfer_prohibiter.h"
+
+namespace Service::FileSystem {
+
+ISaveDataTransferProhibiter::ISaveDataTransferProhibiter(Core::System& system_)
+    : ServiceFramework{system_, "ISaveDataTransferProhibiter"} {}
+
+ISaveDataTransferProhibiter::~ISaveDataTransferProhibiter() = default;
+
+} // namespace Service::FileSystem
diff --git a/src/core/hle/service/filesystem/fsp/save_data_transfer_prohibiter.h b/src/core/hle/service/filesystem/fsp/save_data_transfer_prohibiter.h
new file mode 100755
index 000000000..d206e1dea
--- /dev/null
+++ b/src/core/hle/service/filesystem/fsp/save_data_transfer_prohibiter.h
@@ -0,0 +1,16 @@
+// SPDX-FileCopyrightText: Copyright 2024 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include "core/hle/service/service.h"
+
+namespace Service::FileSystem {
+
+class ISaveDataTransferProhibiter : public ServiceFramework<ISaveDataTransferProhibiter> {
+public:
+    explicit ISaveDataTransferProhibiter(Core::System& system_);
+    ~ISaveDataTransferProhibiter() override;
+};
+
+} // namespace Service::FileSystem