udev.h revision cdae488a3fbca5a61b3f8ea0651730cfa2da9cb0
/*
* Copyright (C) 2003 Greg Kroah-Hartman <greg@kroah.com>
* Copyright (C) 2003-2008 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, either version 2 of the License, or
* (at your option) any later version.
*
* 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, see <http://www.gnu.org/licenses/>.
*/
#ifndef _UDEV_H_
#define _UDEV_H_
#include <sys/types.h>
#include <sys/param.h>
#include <signal.h>
#include "libudev.h"
#include "libudev-private.h"
#define DEFAULT_FAKE_PARTITIONS_COUNT 15
#define UDEV_EVENT_TIMEOUT 180
#define UDEV_CTRL_SOCK_PATH "@/org/kernel/udev/udevd"
struct udev_event {
struct udev *udev;
struct udev_device *dev;
struct udev_device *dev_parent;
char *name;
char *tmp_node;
char *program_result;
mode_t mode;
uid_t uid;
gid_t gid;
struct udev_list_node run_list;
unsigned int group_final:1;
unsigned int owner_final:1;
unsigned int mode_final:1;
unsigned int name_final:1;
unsigned int devlink_final:1;
unsigned int run_final:1;
unsigned int inotify_watch:1;
};
struct udev_watch {
struct udev_list_node node;
int handle;
char *name;
};
/* udev-rules.c */
struct udev_rules;
struct udev_rules *udev_rules_new(struct udev *udev, int resolve_names);
void udev_rules_unref(struct udev_rules *rules);
int udev_rules_apply_to_event(struct udev_rules *rules, struct udev_event *event);
/* udev-event.c */
struct udev_event *udev_event_new(struct udev_device *dev);
void udev_event_unref(struct udev_event *event);
int udev_event_execute_rules(struct udev_event *event, struct udev_rules *rules);
int udev_event_execute_run(struct udev_event *event, const sigset_t *sigset);
size_t udev_event_apply_format(struct udev_event *event, const char *src, char *dest, size_t size);
int udev_event_apply_subsys_kernel(struct udev_event *event, const char *string,
char *result, size_t maxsize, int read_value);
/* udev-watch.c */
int udev_watch_init(struct udev *udev);
void udev_watch_restore(struct udev *udev);
void udev_watch_begin(struct udev *udev, struct udev_device *dev);
void udev_watch_end(struct udev *udev, struct udev_device *dev);
struct udev_device *udev_watch_lookup(struct udev *udev, int wd);
/* udev-node.c */
int udev_node_mknod(struct udev_device *dev, const char *file, dev_t devnum, mode_t mode, uid_t uid, gid_t gid);
int udev_node_add(struct udev_device *dev, mode_t mode, uid_t uid, gid_t gid);
int udev_node_remove(struct udev_device *dev);
void udev_node_update_old_links(struct udev_device *dev, struct udev_device *dev_old);
/* udevadm commands */
int udevadm_monitor(struct udev *udev, int argc, char *argv[]);
int udevadm_info(struct udev *udev, int argc, char *argv[]);
int udevadm_control(struct udev *udev, int argc, char *argv[]);
int udevadm_trigger(struct udev *udev, int argc, char *argv[]);
int udevadm_settle(struct udev *udev, int argc, char *argv[]);
int udevadm_test(struct udev *udev, int argc, char *argv[]);
#endif