ResultVal<std::shared_ptr<File>> OpenFileFromArchive(ArchiveHandle archive_handle,
const FileSys::Path& path,
const FileSys::Mode mode) {
ArchiveBackend* archive = GetArchive(archive_handle);
if (archive == nullptr)
return ERR_INVALID_ARCHIVE_HANDLE;
auto backend = archive->OpenFile(path, mode);
if (backend.Failed())
return backend.Code();
auto file = std::shared_ptr<File>(new File(backend.MoveFrom(), path));
return MakeResult<std::shared_ptr<File>>(std::move(file));
}
ResultVal<Kernel::SharedPtr<File>> OpenFileFromArchive(ArchiveHandle archive_handle,
const FileSys::Path& path, const FileSys::Mode mode) {
ArchiveBackend* archive = GetArchive(archive_handle);
if (archive == nullptr)
return ERR_INVALID_HANDLE;
std::unique_ptr<FileSys::FileBackend> backend = archive->OpenFile(path, mode);
if (backend == nullptr) {
return ResultCode(ErrorDescription::FS_NotFound, ErrorModule::FS,
ErrorSummary::NotFound, ErrorLevel::Status);
}
auto file = Kernel::SharedPtr<File>(new File(std::move(backend), path));
return MakeResult<Kernel::SharedPtr<File>>(std::move(file));
}
std::tuple<ResultVal<std::shared_ptr<File>>, std::chrono::nanoseconds>
ArchiveManager::OpenFileFromArchive(ArchiveHandle archive_handle, const FileSys::Path& path,
const FileSys::Mode mode) {
ArchiveBackend* archive = GetArchive(archive_handle);
if (archive == nullptr)
return std::make_tuple(FileSys::ERR_INVALID_ARCHIVE_HANDLE,
static_cast<std::chrono::nanoseconds>(0));
std::chrono::nanoseconds open_timeout_ns{archive->GetOpenDelayNs()};
auto backend = archive->OpenFile(path, mode);
if (backend.Failed())
return std::make_tuple(backend.Code(), open_timeout_ns);
auto file = std::shared_ptr<File>(new File(system, std::move(backend).Unwrap(), path));
return std::make_tuple(MakeResult<std::shared_ptr<File>>(std::move(file)), open_timeout_ns);
}