From f2073217a4b074f53e1932eaf41cf08d6296b21f Mon Sep 17 00:00:00 2001
From: Zach Hilman <zachhilman@gmail.com>
Date: Sun, 28 Apr 2019 18:42:36 -0400
Subject: [PATCH] filesystem: Add getter for BCAT temporary directory

---
 src/core/file_sys/bis_factory.cpp              | 5 +++++
 src/core/file_sys/bis_factory.h                | 2 ++
 src/core/hle/service/filesystem/filesystem.cpp | 9 +++++++++
 3 files changed, 16 insertions(+)

diff --git a/src/core/file_sys/bis_factory.cpp b/src/core/file_sys/bis_factory.cpp
index 8f758d6d9d..0af44f3409 100644
--- a/src/core/file_sys/bis_factory.cpp
+++ b/src/core/file_sys/bis_factory.cpp
@@ -136,4 +136,9 @@ u64 BISFactory::GetFullNANDTotalSpace() const {
     return static_cast<u64>(Settings::values.nand_total_size);
 }
 
+VirtualDir BISFactory::GetBCATDirectory(u64 title_id) const {
+    return GetOrCreateDirectoryRelative(nand_root,
+                                        fmt::format("/system/save/bcat/{:016X}", title_id));
+}
+
 } // namespace FileSys
diff --git a/src/core/file_sys/bis_factory.h b/src/core/file_sys/bis_factory.h
index bdfe728c9f..8f0451c982 100644
--- a/src/core/file_sys/bis_factory.h
+++ b/src/core/file_sys/bis_factory.h
@@ -61,6 +61,8 @@ public:
     u64 GetUserNANDTotalSpace() const;
     u64 GetFullNANDTotalSpace() const;
 
+    VirtualDir GetBCATDirectory(u64 title_id) const;
+
 private:
     VirtualDir nand_root;
     VirtualDir load_root;
diff --git a/src/core/hle/service/filesystem/filesystem.cpp b/src/core/hle/service/filesystem/filesystem.cpp
index 14cd0e3229..9cb1076684 100644
--- a/src/core/hle/service/filesystem/filesystem.cpp
+++ b/src/core/hle/service/filesystem/filesystem.cpp
@@ -674,6 +674,15 @@ FileSys::VirtualDir FileSystemController::GetModificationDumpRoot(u64 title_id)
     return bis_factory->GetModificationDumpRoot(title_id);
 }
 
+FileSys::VirtualDir GetBCATDirectory(u64 title_id) {
+    LOG_TRACE(Service_FS, "Opening BCAT root for tid={:016X}", title_id);
+
+    if (bis_factory == nullptr)
+        return nullptr;
+
+    return bis_factory->GetBCATDirectory(title_id);
+}
+
 void FileSystemController::CreateFactories(FileSys::VfsFilesystem& vfs, bool overwrite) {
     if (overwrite) {
         bis_factory = nullptr;