SQUASHFS/squashfs-tools-4.4/squashfs-tools/pseudo.h

   1 #ifndef PSEUDO_H
   2 #define PSEUDO_H
   3 /*
   4  * Create a squashfs filesystem.  This is a highly compressed read only
   5  * filesystem.
   6  *
   7  * Copyright (c) 2009, 2010, 2014
   8  * Phillip Lougher <phillip@squashfs.org.uk>
   9  *
  10  * This program is free software; you can redistribute it and/or
  11  * modify it under the terms of the GNU General Public License
  12  * as published by the Free Software Foundation; either version 2,
  13  * or (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  23  *
  24  * pseudo.h
  25  */
  26 struct pseudo_dev {
  27         char            type;
  28         unsigned int    mode;
  29         unsigned int    uid;
  30         unsigned int    gid;
  31         unsigned int    major;
  32         unsigned int    minor;
  33         int             pseudo_id;
  34         union {
  35                 char            *command;
  36                 char            *symlink;
  37         };
  38 };
  39
  40 struct pseudo_entry {
  41         char                    *name;
  42         char                    *pathname;
  43         struct pseudo           *pseudo;
  44         struct pseudo_dev       *dev;
  45 };
  46
  47 struct pseudo {
  48         int                     names;
  49         int                     count;
  50         struct pseudo_entry     *name;
  51 };
  52
  53 extern int read_pseudo_def(char *);
  54 extern int read_pseudo_file(char *);
  55 extern struct pseudo *pseudo_subdir(char *, struct pseudo *);
  56 extern struct pseudo_entry *pseudo_readdir(struct pseudo *);
  57 extern struct pseudo_dev *get_pseudo_file(int);
  58 extern int pseudo_exec_file(struct pseudo_dev *, int *);
  59 extern struct pseudo *get_pseudo();
  60 extern void dump_pseudos();
  61 #endif