Espresso/include/fs/vfs.h

#ifndef _VFS_H
#define _VFS_H

#include <types.h>


#define MAX_FDS 64

struct file;

struct inode {
  size_t size;
  int permissions;
  /* |              | */
  /* \/ FS-specific \/ */
  union {
    void* fs_data;
    void* private_data;
  };
};

struct file_ops {
  int (*read)(struct file*, char*, size_t);
  int (*write)(struct file*, const char*, size_t);
};

struct file {
  struct inode* f_inode;
  size_t f_offset;
  size_t f_refcount;
  const struct file_ops* f_ops;
};


#endif