diff options
Diffstat (limited to 'kernel/src/filesystem/ext2/ext2_filesystem.cpp')
| -rw-r--r-- | kernel/src/filesystem/ext2/ext2_filesystem.cpp | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/kernel/src/filesystem/ext2/ext2_filesystem.cpp b/kernel/src/filesystem/ext2/ext2_filesystem.cpp index 373c6a2..ea6fe0d 100644 --- a/kernel/src/filesystem/ext2/ext2_filesystem.cpp +++ b/kernel/src/filesystem/ext2/ext2_filesystem.cpp @@ -1,16 +1,50 @@ #include "kernel/filesystem/ext2/ext2_filesystem.hpp" +#include "kernel/devices/block_device_utils.hpp" #include "kernel/devices/device.hpp" #include "kernel/filesystem/ext2/ext2_inode.hpp" +#include "kernel/filesystem/ext2/ext2_superblock.hpp" #include "kernel/filesystem/filesystem.hpp" #include "kernel/filesystem/inode.hpp" #include <kstd/memory> +#include <cstddef> +#include <cstdint> #include <string_view> namespace filesystem::ext2 { + namespace + { + // constexpr size_t SUPERBLOCK_OFFSET = 1024; + // constexpr uint16_t EXT2_MAGIC = 0xEF53; + + // // Mode bits + // constexpr uint16_t S_IFMT = 0xF000; + // constexpr uint16_t S_IFREG = 0x8000; + // constexpr uint16_t S_IFDIR = 0x4000; + + // auto S_ISREG(uint16_t mode) -> bool + // { + // return (mode & S_IFMT) == S_IFREG; + // } + // auto S_ISDIR(uint16_t mode) -> bool + // { + // return (mode & S_IFMT) == S_IFDIR; + // } + + // auto get_block_size(ext2_superblock const & superblock) -> size_t + // { + // return 1024U << superblock.log_block_size; + // } + + // auto get_inode_size(ext2_superblock const & superblock) -> size_t + // { + // return superblock.rev_level == 0 ? 128 : superblock.inode_size; + // } + } // namespace + auto ext2_filesystem::mount(kstd::shared_ptr<devices::device> const & device) -> int { filesystem::mount(device); // TODO BA-FS26 error handling? @@ -19,6 +53,7 @@ namespace filesystem::ext2 // TODO BA-FS26 implement m_root_inode = kstd::make_shared<ext2_inode>(); + // devices::block_device_utils::read(device, nullptr, 0, 0); // TODO BA-FS26 just for testing return 0; } |