From ef3768f323fc06eb41c603fe797a26412424acd4 Mon Sep 17 00:00:00 2001
From: Zach Hilman <zachhilman@gmail.com>
Date: Thu, 16 Aug 2018 17:04:38 -0400
Subject: filesystem: Add CreateFactories methods to fs Allows frontend to
 create registration caches for use before a game has booted.

---
 src/core/hle/service/filesystem/filesystem.cpp | 13 ++++++-------
 src/core/hle/service/filesystem/filesystem.h   |  6 +++++-
 2 files changed, 11 insertions(+), 8 deletions(-)

(limited to 'src/core')

diff --git a/src/core/hle/service/filesystem/filesystem.cpp b/src/core/hle/service/filesystem/filesystem.cpp
index 1a318b233..914315d20 100644
--- a/src/core/hle/service/filesystem/filesystem.cpp
+++ b/src/core/hle/service/filesystem/filesystem.cpp
@@ -345,16 +345,15 @@ void CreateFactories(const FileSys::VirtualFilesystem& vfs, bool overwrite) {
 
     if (bis_factory == nullptr)
         bis_factory = std::make_unique<FileSys::BISFactory>(nand_directory);
-
-    auto savedata = std::make_unique<FileSys::SaveDataFactory>(std::move(nand_directory));
-    save_data_factory = std::move(savedata);
-
-    auto sdcard = std::make_unique<FileSys::SDMCFactory>(std::move(sd_directory));
-    sdmc_factory = std::move(sdcard);
+    if (save_data_factory == nullptr)
+        save_data_factory = std::make_unique<FileSys::SaveDataFactory>(std::move(nand_directory));
+    if (sdmc_factory == nullptr)
+        sdmc_factory = std::make_unique<FileSys::SDMCFactory>(std::move(sd_directory));
 }
 
 void InstallInterfaces(SM::ServiceManager& service_manager, const FileSys::VirtualFilesystem& vfs) {
-    RegisterFileSystems(vfs);
+    romfs_factory = nullptr;
+    CreateFactories(vfs, false);
     std::make_shared<FSP_LDR>()->InstallAsService(service_manager);
     std::make_shared<FSP_PR>()->InstallAsService(service_manager);
     std::make_shared<FSP_SRV>()->InstallAsService(service_manager);
diff --git a/src/core/hle/service/filesystem/filesystem.h b/src/core/hle/service/filesystem/filesystem.h
index df78be44a..d88a66825 100644
--- a/src/core/hle/service/filesystem/filesystem.h
+++ b/src/core/hle/service/filesystem/filesystem.h
@@ -46,8 +46,12 @@ ResultVal<FileSys::VirtualDir> OpenSDMC();
 
 std::shared_ptr<FileSys::RegisteredCache> GetSystemNANDContents();
 std::shared_ptr<FileSys::RegisteredCache> GetUserNANDContents();
+std::shared_ptr<FileSys::RegisteredCache> GetSDMCContents();
+
+// Creates the SaveData, SDMC, and BIS Factories. Should be called once and before any function
+// above is called.
+void CreateFactories(const FileSys::VirtualFilesystem& vfs, bool overwrite = true);
 
-/// Registers all Filesystem services with the specified service manager.
 void InstallInterfaces(SM::ServiceManager& service_manager, const FileSys::VirtualFilesystem& vfs);
 
 // A class that wraps a VfsDirectory with methods that return ResultVal and ResultCode instead of
-- 
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