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| author | Lukas Oesch <lukasoesch20@gmail.com> | 2026-05-13 10:13:13 +0200 |
|---|---|---|
| committer | Lukas Oesch <lukasoesch20@gmail.com> | 2026-05-13 10:13:13 +0200 |
| commit | d061f31f33feccb4203979c6e8d9bbaeabecb453 (patch) | |
| tree | 1f7f032580fbe21121c24cca1e7745021cf40ee1 /kernel/include | |
| parent | 9d77ac6e5ae36be07b80d49080d017b19acfa02a (diff) | |
| download | kernel-d061f31f33feccb4203979c6e8d9bbaeabecb453.tar.xz kernel-d061f31f33feccb4203979c6e8d9bbaeabecb453.zip | |
refactor ext2 map_inode_block_index_to_global_block_number
Diffstat (limited to 'kernel/include')
| -rw-r--r-- | kernel/include/kernel/filesystem/ext2/filesystem.hpp | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/kernel/include/kernel/filesystem/ext2/filesystem.hpp b/kernel/include/kernel/filesystem/ext2/filesystem.hpp index 18ef372..32d9baf 100644 --- a/kernel/include/kernel/filesystem/ext2/filesystem.hpp +++ b/kernel/include/kernel/filesystem/ext2/filesystem.hpp @@ -13,6 +13,7 @@ #include <cstddef> #include <cstdint> #include <string_view> +#include <unistd.h> namespace kernel::filesystem::ext2 { @@ -82,14 +83,25 @@ namespace kernel::filesystem::ext2 @return The global block number. */ [[nodiscard]] auto map_inode_block_index_to_global_block_number(uint32_t inode_block_index, inode_data data) const - -> uint32_t; + -> ssize_t; private: [[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, uint32_t index) const -> uint32_t; + [[nodiscard]] auto read_singly_indirect_block_number(uint32_t singly_indirect_block_number, + uint32_t block_index_in_singly_indirect_block) const + -> uint32_t; + [[nodiscard]] auto read_doubly_indirect_block_number(uint32_t doubly_indirect_block_number, + uint32_t block_index_in_doubly_indirect_block) const + -> uint32_t; + [[nodiscard]] auto read_triply_indirect_block_number(uint32_t triply_indirect_block_number, + uint32_t block_index_in_triply_indirect_block) const + -> uint32_t; + [[nodiscard]] auto get_inode_size() const -> size_t; [[nodiscard]] auto get_inode_block_count(inode_data const & data) const -> uint32_t; + [[nodiscard]] auto block_numbers_per_block() const -> uint32_t; superblock m_superblock{}; kstd::vector<block_group_descriptor> m_block_group_descriptors; |