66 lines
2.2 KiB
C++
66 lines
2.2 KiB
C++
#pragma once
|
|
|
|
#include <BAN/String.h>
|
|
#include <BAN/StringView.h>
|
|
#include <kernel/FS/Ext2/Definitions.h>
|
|
#include <kernel/FS/Inode.h>
|
|
|
|
namespace Kernel
|
|
{
|
|
|
|
class Ext2FS;
|
|
|
|
class Ext2Inode final : public Inode
|
|
{
|
|
public:
|
|
virtual ino_t ino() const override { return m_ino; };
|
|
virtual Mode mode() const override { return { m_inode.mode }; }
|
|
virtual nlink_t nlink() const override { return m_inode.links_count; }
|
|
virtual uid_t uid() const override { return m_inode.uid; }
|
|
virtual gid_t gid() const override { return m_inode.gid; }
|
|
virtual off_t size() const override { return m_inode.size; }
|
|
virtual timespec atime() const override { return timespec { .tv_sec = m_inode.atime, .tv_nsec = 0 }; }
|
|
virtual timespec mtime() const override { return timespec { .tv_sec = m_inode.mtime, .tv_nsec = 0 }; }
|
|
virtual timespec ctime() const override { return timespec { .tv_sec = m_inode.ctime, .tv_nsec = 0 }; }
|
|
virtual blksize_t blksize() const override;
|
|
virtual blkcnt_t blocks() const override;
|
|
virtual dev_t dev() const override { return 0; }
|
|
virtual dev_t rdev() const override { return 0; }
|
|
|
|
protected:
|
|
virtual BAN::ErrorOr<BAN::RefPtr<Inode>> find_inode_impl(BAN::StringView) override;
|
|
virtual BAN::ErrorOr<void> list_next_inodes_impl(off_t, DirectoryEntryList*, size_t) override;
|
|
virtual BAN::ErrorOr<void> create_file_impl(BAN::StringView, mode_t, uid_t, gid_t) override;
|
|
|
|
virtual BAN::ErrorOr<BAN::String> link_target_impl() override;
|
|
|
|
virtual BAN::ErrorOr<size_t> read_impl(off_t, void*, size_t) override;
|
|
virtual BAN::ErrorOr<size_t> write_impl(off_t, const void*, size_t) override;
|
|
virtual BAN::ErrorOr<void> truncate_impl(size_t) override;
|
|
|
|
private:
|
|
BAN::ErrorOr<uint32_t> fs_block_of_data_block_index(uint32_t data_block_index);
|
|
|
|
BAN::ErrorOr<uint32_t> allocate_new_block();
|
|
BAN::ErrorOr<void> sync();
|
|
|
|
uint32_t block_group() const;
|
|
|
|
private:
|
|
Ext2Inode(Ext2FS& fs, Ext2::Inode inode, uint32_t ino)
|
|
: m_fs(fs)
|
|
, m_inode(inode)
|
|
, m_ino(ino)
|
|
{}
|
|
static BAN::ErrorOr<BAN::RefPtr<Inode>> create(Ext2FS&, uint32_t);
|
|
|
|
private:
|
|
Ext2FS& m_fs;
|
|
Ext2::Inode m_inode;
|
|
const uint32_t m_ino;
|
|
|
|
friend class Ext2FS;
|
|
friend class BAN::RefPtr<Ext2Inode>;
|
|
};
|
|
|
|
} |