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filesystem: Open a read-only directory for SDMC mods

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This prevents mod files from being locked due to the read-only share flag in Windows.
This commit is contained in:
Morph
2021-06-28 00:27:28 -04:00
parent 844e0114b0
commit 6ac978426c
3 changed files with 25 additions and 19 deletions
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25
src/core/file_sys/sdmc_factory.cpp
View File

@ -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 {

5
src/core/file_sys/sdmc_factory.h
View File

@ -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;