diff options
Diffstat (limited to 'kernel/include')
| -rw-r--r-- | kernel/include/kernel/filesystem/ext2/filesystem.hpp | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/kernel/include/kernel/filesystem/ext2/filesystem.hpp b/kernel/include/kernel/filesystem/ext2/filesystem.hpp index d5e5b8b..2284d7b 100644 --- a/kernel/include/kernel/filesystem/ext2/filesystem.hpp +++ b/kernel/include/kernel/filesystem/ext2/filesystem.hpp @@ -11,6 +11,7 @@ #include <kstd/unikstd.h> #include <kstd/vector> +#include <array> #include <cstddef> #include <cstdint> #include <string_view> @@ -86,16 +87,17 @@ namespace kernel::filesystem::ext2 -> kstd::ssize_t; private: + struct indirect_level + { + uint32_t slot_index; + size_t capacity; + }; + + [[nodiscard]] auto indirect_levels() const -> std::array<indirect_level, 3>; + [[nodiscard]] auto read_inode(uint32_t inode_number) const -> kstd::shared_ptr<kernel::filesystem::ext2::inode>; [[nodiscard]] auto read_block_number_at_index(uint32_t block_number, size_t index) const -> uint32_t; - [[nodiscard]] auto read_singly_indirect_block_number(uint32_t singly_indirect_block_number, - size_t block_index_in_singly_indirect_block) const -> size_t; - [[nodiscard]] auto read_doubly_indirect_block_number(uint32_t doubly_indirect_block_number, - size_t block_index_in_doubly_indirect_block) const -> size_t; - [[nodiscard]] auto read_triply_indirect_block_number(uint32_t triply_indirect_block_number, - size_t block_index_in_triply_indirect_block) const -> size_t; - [[nodiscard]] auto inode_size() const -> uint16_t; [[nodiscard]] auto inode_block_count(inode_data const & data) const -> uint32_t; [[nodiscard]] auto block_group_descriptor_table_offset() const -> size_t; |