63 lines
1.9 KiB
C++
63 lines
1.9 KiB
C++
// Copyright 2018 yuzu emulator team
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#include <memory>
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#include "core/file_sys/registered_cache.h"
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#include "core/file_sys/sdmc_factory.h"
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#include "core/file_sys/vfs.h"
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#include "core/file_sys/xts_archive.h"
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namespace FileSys {
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constexpr u64 SDMC_TOTAL_SIZE = 0x10000000000; // 1 TiB
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SDMCFactory::SDMCFactory(VirtualDir sd_dir_, VirtualDir sd_mod_dir_)
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: sd_dir(std::move(sd_dir_)), sd_mod_dir(std::move(sd_mod_dir_)),
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contents(std::make_unique<RegisteredCache>(
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GetOrCreateDirectoryRelative(sd_dir, "/Nintendo/Contents/registered"),
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[](const VirtualFile& file, const NcaID& id) {
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return NAX{file, id}.GetDecrypted();
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})),
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placeholder(std::make_unique<PlaceholderCache>(
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GetOrCreateDirectoryRelative(sd_dir, "/Nintendo/Contents/placehld"))) {}
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SDMCFactory::~SDMCFactory() = default;
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ResultVal<VirtualDir> SDMCFactory::Open() const {
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return MakeResult<VirtualDir>(sd_dir);
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}
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VirtualDir SDMCFactory::GetSDMCModificationLoadRoot(u64 title_id) const {
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// LayeredFS doesn't work on updates and title id-less homebrew
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if (title_id == 0 || (title_id & 0xFFF) == 0x800) {
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return nullptr;
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}
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return GetOrCreateDirectoryRelative(sd_mod_dir, fmt::format("/{:016X}", title_id));
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}
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VirtualDir SDMCFactory::GetSDMCContentDirectory() const {
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return GetOrCreateDirectoryRelative(sd_dir, "/Nintendo/Contents");
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}
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RegisteredCache* SDMCFactory::GetSDMCContents() const {
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return contents.get();
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}
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PlaceholderCache* SDMCFactory::GetSDMCPlaceholder() const {
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return placeholder.get();
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}
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VirtualDir SDMCFactory::GetImageDirectory() const {
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return GetOrCreateDirectoryRelative(sd_dir, "/Nintendo/Album");
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}
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u64 SDMCFactory::GetSDMCFreeSpace() const {
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return GetSDMCTotalSpace() - sd_dir->GetSize();
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}
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u64 SDMCFactory::GetSDMCTotalSpace() const {
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return SDMC_TOTAL_SIZE;
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}
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} // namespace FileSys
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