gctf2023/pwn/flipper/dist/common/include/fs/ramfs/RamFSSuperblock.h

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2023-11-24 18:11:34 +00:00
#pragma once
#include "fs/Superblock.h"
class Inode;
class Superblock;
class RamFSType;
class RamFSSuperblock : public Superblock
{
public:
/**
* constructor
* @param s_root the root dentry of the new filesystem
* @param s_dev the device number of the new filesystem
*/
RamFSSuperblock (RamFSType* type, uint32 s_dev );
virtual ~RamFSSuperblock();
/**
* create a new Inode of the superblock, mknod with dentry, add in the list.
* @param dentry the dentry to create the new inode with
* @param type the inode type
* @return the inode
*/
virtual Inode* createInode (uint32 type );
/**
* This method is called to read a specific inode from a mounted file-system.
* @param inode the inode to read
* @return 0 on success
*/
virtual int32 readInode ( Inode* inode );
/**
* This method is called to write a specific inode to a mounted file-system,
* and gets called on inodes which have been marked dirty.
* @param inode the inode to write
*/
virtual void writeInode ( Inode* inode );
/**
* This method is called whenever the reference count on an inode reaches 0,
* and it is found that the link count (i_nlink= is also zero. It is
* presumed that the file-system will deal with this situation be
* invalidating the inode in the file-system and freeing up any resourses
* used.
* @param inode the inode to delete
*/
virtual void deleteInode ( Inode* inode );
};
//-----------------------------------------------------------------------------