Improve save data dialog

Bug fix: don't display new data entry when not asked for
Use icon/title provided by the game for the new data entry
Display new data entry at the beginning of list when necessary
Minor cellSaveData cleanup

rpcs3/Emu/Cell/Modules/cellSaveData.cpp

@@ -126,7 +126,7 @@ static NEVER_INLINE s32 savedata_op(ppu_thread& ppu, u32 operation, u32 version,
 						listGet->dirListNum++; // number of directories in list
 
 						// PSF parameters
-						const auto& psf = psf::load_object(fs::file(base_dir + entry.name + "/PARAM.SFO"));
+						const psf::registry psf = psf::load_object(fs::file(base_dir + entry.name + "/PARAM.SFO"));
 
 						if (psf.empty())
 						{
@@ -150,14 +150,8 @@ static NEVER_INLINE s32 savedata_op(ppu_thread& ppu, u32 operation, u32 version,
 						save_entry2.atime = entry.atime;
 						save_entry2.mtime = entry.mtime;
 						save_entry2.ctime = entry.ctime;
-						if (fs::is_file(base_dir + entry.name + "/ICON0.PNG"))
-						{
-							fs::file icon = fs::file(base_dir + entry.name + "/ICON0.PNG");
-							u64 iconSize = icon.size();
-							std::vector<uchar> iconData;
-							icon.read(iconData, iconSize);
-							save_entry2.iconBuf = iconData;
-						}
+						if (fs::file icon{base_dir + entry.name + "/ICON0.PNG"})
+							save_entry2.iconBuf = icon.to_vector<uchar>();
 						save_entry2.isNew = false;
 						save_entries.emplace_back(save_entry2);
 					}
@@ -477,7 +471,7 @@ static NEVER_INLINE s32 savedata_op(ppu_thread& ppu, u32 operation, u32 version,
 	std::string dir_path = base_dir + save_entry.dirName + "/";
 	std::string sfo_path = dir_path + "PARAM.SFO";
 
-	auto&& psf = psf::load_object(fs::file(sfo_path));
+	psf::registry psf = psf::load_object(fs::file(sfo_path));
 
 	// Get save stats
 	{

rpcs3/Emu/Cell/Modules/cellSaveData.h

@@ -94,6 +94,12 @@ enum
 	CELL_SAVEDATA_RECREATE_MASK            = 0xffff,
 };
 
+// CellSaveDataListNewData::iconPosition
+enum : u32
+{
+	CELL_SAVEDATA_ICONPOS_HEAD = 0,
+	CELL_SAVEDATA_ICONPOS_TAIL = 1,
+};
 
 // Datatypes
 struct CellSaveDataSetList

rpcs3/Emu/RSX/overlays.h

@@ -332,15 +332,16 @@ namespace rsx
 				return result;
 			}
 
-			s32 show(std::vector<SaveDataEntry>& save_entries, u32 op, vm::ptr<CellSaveDataListSet> /*listSet*/)
+			s32 show(std::vector<SaveDataEntry>& save_entries, u32 op, vm::ptr<CellSaveDataListSet> listSet)
 			{
-				std::vector<u8> null_icon;
-				auto num_actual_saves = save_entries.size();
+				std::vector<u8> icon;
+				std::vector<std::unique_ptr<overlay_element>> entries;
 
-				for (auto &entry : save_entries)
+				for (auto& entry : save_entries)
 				{
-					std::unique_ptr<overlay_element> e = std::make_unique<save_dialog_entry>(entry.title.c_str(), (entry.subtitle + " - " + entry.details).c_str(), image_resource_id::raw_image, entry.iconBuf);
-					m_list->add_entry(e);
+					std::unique_ptr<overlay_element> e;
+					e = std::make_unique<save_dialog_entry>(entry.title.c_str(), (entry.subtitle + " - " + entry.details).c_str(), image_resource_id::raw_image, entry.iconBuf);
+					entries.emplace_back(std::move(e));
 				}
 
 				if (op >= 8)
@@ -353,11 +354,57 @@ namespace rsx
 				}
 				else
 				{
-					m_description->text = "Create Save";
-					std::unique_ptr<overlay_element> new_stub = std::make_unique<save_dialog_entry>("Create New", "Select to create a new entry", resource_config::standard_image_resource::new_entry, null_icon);
+					m_description->text = "Save";
+				}
+
+				const bool newpos_head = listSet->newData && listSet->newData->iconPosition == CELL_SAVEDATA_ICONPOS_HEAD;
+
+				if (!newpos_head)
+				{
+					for (auto& entry : entries)
+					{
+						m_list->add_entry(entry);
+					}
+				}
+
+				if (listSet->newData)
+				{
+					std::unique_ptr<overlay_element> new_stub;
+
+					const char* title = "Create New";
+
+					int id = resource_config::standard_image_resource::new_entry;
+
+					if (auto picon = +listSet->newData->icon)
+					{
+						title = picon->title.get_ptr();
+
+						if (picon->iconBuf && picon->iconBufSize && picon->iconBufSize <= 225280)
+						{
+							const auto iconBuf = static_cast<u8*>(picon->iconBuf.get_ptr());
+							const auto iconEnd = iconBuf + picon->iconBufSize;
+							icon.assign(iconBuf, iconEnd);
+						}
+					}
+
+					if (!icon.empty())
+					{
+						id = image_resource_id::raw_image;
+					}
+
+					new_stub = std::make_unique<save_dialog_entry>(title, "Select to create a new entry", id, icon);
+
 					m_list->add_entry(new_stub);
 				}
 
+				if (newpos_head)
+				{
+					for (auto& entry : entries)
+					{
+						m_list->add_entry(entry);
+					}
+				}
+
 				if (!m_list->m_items.size())
 				{
 					m_no_saves_text = std::make_unique<label>();
@@ -367,7 +414,7 @@ namespace rsx
 					m_no_saves_text->set_size(m_list->w, 30);
 					m_no_saves_text->set_text("There is no saved data.");
 					m_no_saves_text->back_color.a = 0;
-					
+
 					m_no_saves = true;
 					m_list->set_cancel_only(true);
 				}
@@ -377,8 +424,10 @@ namespace rsx
 				if (auto err = run_input_loop())
 					return err;
 
-				if (return_code == num_actual_saves)
+				if (return_code == entries.size() && !newpos_head)
 					return selection_code::new_save;
+				if (return_code >= 0 && newpos_head)
+					return return_code - 1;
 
 				return return_code;
 			}