diff options
Diffstat (limited to 'include/hilbert/kernel/storage/fs/tarfs.hpp')
-rw-r--r-- | include/hilbert/kernel/storage/fs/tarfs.hpp | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/include/hilbert/kernel/storage/fs/tarfs.hpp b/include/hilbert/kernel/storage/fs/tarfs.hpp new file mode 100644 index 0000000..80e6030 --- /dev/null +++ b/include/hilbert/kernel/storage/fs/tarfs.hpp @@ -0,0 +1,32 @@ +#ifndef HILBERT_KERNEL_STORAGE_FS_TARFS_HPP +#define HILBERT_KERNEL_STORAGE_FS_TARFS_HPP + +#include <hilbert/kernel/storage.hpp> + +namespace hilbert::kernel::storage::fs { + + class tarfs_instance : public file_system_instance { + + private: + block_device *bd; + + fs_result next_node(node_id_t node, std::optional<node_id_t> &out); + fs_result read_full_name(node_id_t node, utility::string &out); + //len <= 12. + fs_result read_num(uint64_t offset, unsigned len, uint64_t &out); + fs_result first_child_starting_at(node_id_t parent, node_id_t start, std::optional<node_id_t> &out); + fs_result get_dir_entry(node_id_t node, dir_entry &entry); + + public: + tarfs_instance(block_device *bd); + + fs_result get_root_node(node_id_t &out); + fs_result get_first_child(node_id_t node, std::optional<dir_entry> &out, directory_iter_t &iter_out); + fs_result get_next_child(node_id_t node, std::optional<dir_entry> &out, directory_iter_t &iter); + fs_result read_bytes_from_file(node_id_t node, uint64_t start, uint64_t count, void *into); + + }; + +} + +#endif |