namedev.h

   1 /*
   2  * namedev.h
   3  *
   4  * Userspace devfs
   5  *
   6  * Copyright (C) 2003,2004 Greg Kroah-Hartman <greg@kroah.com>
   7  *
   8  *      This program is free software; you can redistribute it and/or modify it
   9  *      under the terms of the GNU General Public License as published by the
  10  *      Free Software Foundation version 2 of the License.
  11  *
  12  *      This program is distributed in the hope that it will be useful, but
  13  *      WITHOUT ANY WARRANTY; without even the implied warranty of
  14  *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  *      General Public License for more details.
  16  *
  17  *      You should have received a copy of the GNU General Public License along
  18  *      with this program; if not, write to the Free Software Foundation, Inc.,
  19  *      675 Mass Ave, Cambridge, MA 02139, USA.
  20  *
  21  */
  22
  23 #ifndef NAMEDEV_H
  24 #define NAMEDEV_H
  25
  26 #include "udev.h"
  27 #include "list.h"
  28
  29 struct sysfs_class_device;
  30
  31 #define BUS_SIZE        30
  32 #define FILE_SIZE       50
  33 #define VALUE_SIZE      100
  34 #define ID_SIZE         50
  35 #define PLACE_SIZE      50
  36 #define PROGRAM_SIZE    100
  37
  38 #define FIELD_BUS       "BUS"
  39 #define FIELD_SYSFS     "SYSFS_"
  40 #define FIELD_ID        "ID"
  41 #define FIELD_PLACE     "PLACE"
  42 #define FIELD_PROGRAM   "PROGRAM"
  43 #define FIELD_RESULT    "RESULT"
  44 #define FIELD_KERNEL    "KERNEL"
  45 #define FIELD_NAME      "NAME"
  46 #define FIELD_SYMLINK   "SYMLINK"
  47
  48 #define PROGRAM_MAXARG  10
  49 #define MAX_SYSFS_PAIRS 5
  50
  51 struct sysfs_pair {
  52         char file[FILE_SIZE];
  53         char value[VALUE_SIZE];
  54 };
  55
  56 struct config_device {
  57         struct list_head node;
  58
  59         char bus[BUS_SIZE];
  60         char id[ID_SIZE];
  61         char place[PLACE_SIZE];
  62         char kernel[NAME_SIZE];
  63         char program[PROGRAM_SIZE];
  64         char result[PROGRAM_SIZE];
  65         char name[NAME_SIZE];
  66         char symlink[NAME_SIZE];
  67         struct sysfs_pair sysfs_pair[MAX_SYSFS_PAIRS];
  68         int config_line;
  69 };
  70
  71 struct perm_device {
  72         struct list_head node;
  73
  74         char name[NAME_SIZE];
  75         char owner[OWNER_SIZE];
  76         char group[GROUP_SIZE];
  77         mode_t mode;
  78 };
  79
  80 extern struct list_head config_device_list;
  81 extern struct list_head perm_device_list;
  82
  83 extern int namedev_init(void);
  84 extern int namedev_name_device(struct sysfs_class_device *class_dev, struct udevice *dev);
  85 extern int namedev_init_permissions(void);
  86 extern int namedev_init_rules(void);
  87
  88 extern int add_perm_dev(struct perm_device *new_dev);
  89 extern void dump_config_dev(struct config_device *dev);
  90 extern void dump_config_dev_list(void);
  91 extern void dump_perm_dev(struct perm_device *dev);
  92 extern void dump_perm_dev_list(void);
  93
  94 #endif