From 6ac978426c68270ff022e719f7544251d42b19cf Mon Sep 17 00:00:00 2001
From: Morph <39850852+Morph1984@users.noreply.github.com>
Date: Mon, 28 Jun 2021 00:27:28 -0400
Subject: filesystem: Open a read-only directory for SDMC mods

This prevents mod files from being locked due to the read-only share flag in Windows.
---
 src/core/file_sys/sdmc_factory.cpp | 25 +++++++++++++------------
 src/core/file_sys/sdmc_factory.h   |  5 +++--
 2 files changed, 16 insertions(+), 14 deletions(-)

(limited to 'src/core/file_sys')

diff --git a/src/core/file_sys/sdmc_factory.cpp b/src/core/file_sys/sdmc_factory.cpp
index 7e878123c..e5c72cd4d 100644
--- a/src/core/file_sys/sdmc_factory.cpp
+++ b/src/core/file_sys/sdmc_factory.cpp
@@ -12,19 +12,20 @@ namespace FileSys {
 
 constexpr u64 SDMC_TOTAL_SIZE = 0x10000000000; // 1 TiB
 
-SDMCFactory::SDMCFactory(VirtualDir dir_)
-    : dir(std::move(dir_)), contents(std::make_unique<RegisteredCache>(
-                                GetOrCreateDirectoryRelative(dir, "/Nintendo/Contents/registered"),
-                                [](const VirtualFile& file, const NcaID& id) {
-                                    return NAX{file, id}.GetDecrypted();
-                                })),
+SDMCFactory::SDMCFactory(VirtualDir sd_dir_, VirtualDir sd_mod_dir_)
+    : sd_dir(std::move(sd_dir_)), sd_mod_dir(std::move(sd_mod_dir_)),
+      contents(std::make_unique<RegisteredCache>(
+          GetOrCreateDirectoryRelative(sd_dir, "/Nintendo/Contents/registered"),
+          [](const VirtualFile& file, const NcaID& id) {
+              return NAX{file, id}.GetDecrypted();
+          })),
       placeholder(std::make_unique<PlaceholderCache>(
-          GetOrCreateDirectoryRelative(dir, "/Nintendo/Contents/placehld"))) {}
+          GetOrCreateDirectoryRelative(sd_dir, "/Nintendo/Contents/placehld"))) {}
 
 SDMCFactory::~SDMCFactory() = default;
 
 ResultVal<VirtualDir> SDMCFactory::Open() const {
-    return MakeResult<VirtualDir>(dir);
+    return MakeResult<VirtualDir>(sd_dir);
 }
 
 VirtualDir SDMCFactory::GetSDMCModificationLoadRoot(u64 title_id) const {
@@ -32,11 +33,11 @@ VirtualDir SDMCFactory::GetSDMCModificationLoadRoot(u64 title_id) const {
     if (title_id == 0 || (title_id & 0xFFF) == 0x800) {
         return nullptr;
     }
-    return GetOrCreateDirectoryRelative(dir, fmt::format("/atmosphere/contents/{:016X}", title_id));
+    return GetOrCreateDirectoryRelative(sd_mod_dir, fmt::format("/{:016X}", title_id));
 }
 
 VirtualDir SDMCFactory::GetSDMCContentDirectory() const {
-    return GetOrCreateDirectoryRelative(dir, "/Nintendo/Contents");
+    return GetOrCreateDirectoryRelative(sd_dir, "/Nintendo/Contents");
 }
 
 RegisteredCache* SDMCFactory::GetSDMCContents() const {
@@ -48,11 +49,11 @@ PlaceholderCache* SDMCFactory::GetSDMCPlaceholder() const {
 }
 
 VirtualDir SDMCFactory::GetImageDirectory() const {
-    return GetOrCreateDirectoryRelative(dir, "/Nintendo/Album");
+    return GetOrCreateDirectoryRelative(sd_dir, "/Nintendo/Album");
 }
 
 u64 SDMCFactory::GetSDMCFreeSpace() const {
-    return GetSDMCTotalSpace() - dir->GetSize();
+    return GetSDMCTotalSpace() - sd_dir->GetSize();
 }
 
 u64 SDMCFactory::GetSDMCTotalSpace() const {
diff --git a/src/core/file_sys/sdmc_factory.h b/src/core/file_sys/sdmc_factory.h
index c57514938..3a3d11f3a 100644
--- a/src/core/file_sys/sdmc_factory.h
+++ b/src/core/file_sys/sdmc_factory.h
@@ -16,7 +16,7 @@ class PlaceholderCache;
 /// File system interface to the SDCard archive
 class SDMCFactory {
 public:
-    explicit SDMCFactory(VirtualDir dir);
+    explicit SDMCFactory(VirtualDir sd_dir_, VirtualDir sd_mod_dir_);
     ~SDMCFactory();
 
     ResultVal<VirtualDir> Open() const;
@@ -33,7 +33,8 @@ public:
     u64 GetSDMCTotalSpace() const;
 
 private:
-    VirtualDir dir;
+    VirtualDir sd_dir;
+    VirtualDir sd_mod_dir;
 
     std::unique_ptr<RegisteredCache> contents;
     std::unique_ptr<PlaceholderCache> placeholder;
-- 
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