88 lines
2.6 KiB
C++
88 lines
2.6 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 <utility>
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#include "common/file_util.h"
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#include "common/logging/log.h"
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#include "core/file_sys/content_archive.h"
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#include "core/file_sys/romfs_factory.h"
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#include "core/hle/kernel/process.h"
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#include "core/hle/service/filesystem/filesystem.h"
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#include "core/loader/deconstructed_rom_directory.h"
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#include "core/loader/nca.h"
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namespace Loader {
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AppLoader_NCA::AppLoader_NCA(FileSys::VirtualFile file_)
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: AppLoader(std::move(file_)), nca(std::make_unique<FileSys::NCA>(file)) {}
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AppLoader_NCA::~AppLoader_NCA() = default;
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FileType AppLoader_NCA::IdentifyType(const FileSys::VirtualFile& file) {
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FileSys::NCA nca(file);
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if (nca.GetStatus() == ResultStatus::Success &&
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nca.GetType() == FileSys::NCAContentType::Program)
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return FileType::NCA;
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return FileType::Error;
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}
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ResultStatus AppLoader_NCA::Load(Kernel::SharedPtr<Kernel::Process>& process) {
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if (is_loaded) {
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return ResultStatus::ErrorAlreadyLoaded;
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}
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const auto result = nca->GetStatus();
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if (result != ResultStatus::Success) {
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return result;
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}
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if (nca->GetType() != FileSys::NCAContentType::Program)
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return ResultStatus::ErrorNCANotProgram;
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const auto exefs = nca->GetExeFS();
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if (exefs == nullptr)
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return ResultStatus::ErrorNoExeFS;
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directory_loader = std::make_unique<AppLoader_DeconstructedRomDirectory>(exefs, true);
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const auto load_result = directory_loader->Load(process);
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if (load_result != ResultStatus::Success)
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return load_result;
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if (nca->GetRomFS() != nullptr && nca->GetRomFS()->GetSize() > 0)
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Service::FileSystem::RegisterRomFS(std::make_unique<FileSys::RomFSFactory>(*this));
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is_loaded = true;
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return ResultStatus::Success;
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}
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ResultStatus AppLoader_NCA::ReadRomFS(FileSys::VirtualFile& dir) {
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if (nca == nullptr)
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return ResultStatus::ErrorNotInitialized;
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if (nca->GetRomFS() == nullptr || nca->GetRomFS()->GetSize() == 0)
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return ResultStatus::ErrorNoRomFS;
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dir = nca->GetRomFS();
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return ResultStatus::Success;
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}
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u64 AppLoader_NCA::ReadRomFSIVFCOffset() const {
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if (nca == nullptr)
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return 0;
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return nca->GetBaseIVFCOffset();
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}
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ResultStatus AppLoader_NCA::ReadProgramId(u64& out_program_id) {
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if (nca == nullptr || nca->GetStatus() != ResultStatus::Success)
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return ResultStatus::ErrorNotInitialized;
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out_program_id = nca->GetTitleId();
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return ResultStatus::Success;
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}
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} // namespace Loader
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