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/*
* udev_rules.h
*
* Copyright (C) 2003-2004 Greg Kroah-Hartman <greg@kroah.com>
* Copyright (C) 2004-2005 Kay Sievers <kay.sievers@vrfy.org>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation version 2 of the License.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
#ifndef UDEV_RULES_H
#define UDEV_RULES_H
#include "udev.h"
#include "list.h"
#define PAIRS_MAX 5
#define RULEFILE_SUFFIX ".rules"
enum key_operation {
KEY_OP_UNSET,
KEY_OP_MATCH,
KEY_OP_NOMATCH,
KEY_OP_ADD,
KEY_OP_ASSIGN,
KEY_OP_ASSIGN_FINAL,
};
struct key {
enum key_operation operation;
size_t val_off;
};
struct key_pair {
struct key key;
size_t key_name_off;
};
struct key_pairs {
int count;
struct key_pair keys[PAIRS_MAX];
};
enum import_type {
IMPORT_UNSET,
IMPORT_PROGRAM,
IMPORT_FILE,
IMPORT_PARENT,
};
struct udev_rule {
struct key label;
struct key goto_label;
struct key kernel_name;
struct key subsystem;
struct key action;
struct key devpath;
struct key bus;
struct key id;
struct key driver;
struct key program;
struct key result;
struct key modalias;
struct key import;
enum import_type import_type;
struct key wait_for_sysfs;
struct key_pairs sysfs;
struct key_pairs env;
struct key name;
struct key symlink;
struct key run;
struct key owner;
struct key group;
enum key_operation mode_operation;
mode_t mode;
unsigned int partitions;
unsigned int last_rule:1,
ignore_device:1,
ignore_remove:1;
size_t bufsize;
char buf[];
};
struct udev_rules {
char *buf;
size_t bufsize;
size_t current;
int resolve_names;
};
extern int udev_rules_init(struct udev_rules *rules, int resolve_names);
extern void udev_rules_cleanup(struct udev_rules *rules);
extern void udev_rules_iter_init(struct udev_rules *rules);
extern struct udev_rule *udev_rules_iter_next(struct udev_rules *rules);
extern struct udev_rule *udev_rules_iter_label(struct udev_rules *rules, const char *label);
extern int udev_rules_get_name(struct udev_rules *rules, struct udevice *udev);
extern int udev_rules_get_run(struct udev_rules *rules, struct udevice *udev);
extern void udev_rules_apply_format(struct udevice *udev, char *string, size_t maxsize);
#endif
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