fs/devpts/devpts_i.h

   1 /* -*- linux-c -*- --------------------------------------------------------- *
   2  *
   3  * linux/fs/devpts/devpts_i.h
   4  *
   5  *  Copyright 1998 H. Peter Anvin -- All Rights Reserved
   6  *
   7  * This file is part of the Linux kernel and is made available under
   8  * the terms of the GNU General Public License, version 2, or at your
   9  * option, any later version, incorporated herein by reference.
  10  *
  11  * ------------------------------------------------------------------------- */
  12
  13 #include <linux/fs.h>
  14 #include <linux/tty.h>
  15 #include <linux/types.h>
  16
  17 #define BUILDING_DEVPTS 1
  18 #include <linux/devpts_fs.h>
  19
  20 struct devpts_sb_info {
  21         u32 magic;
  22         int setuid;
  23         int setgid;
  24         uid_t   uid;
  25         gid_t   gid;
  26         umode_t mode;
  27
  28         unsigned int max_ptys;
  29         struct inode **inodes;
  30 };
  31
  32 #define DEVPTS_SUPER_MAGIC 0x1cd1
  33 #define DEVPTS_SBI_MAGIC   0x01da1d02
  34
  35 extern inline struct devpts_sb_info *SBI(struct super_block *sb)
  36 {
  37         return (struct devpts_sb_info *)(sb->u.generic_sbp);
  38 }
  39
  40 extern struct inode_operations devpts_root_inode_operations;
  41 extern struct file_operations devpts_root_operations;