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/*
* (C) 2011-2024 by Christian Hesse <mail@eworm.de>
*
* 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 3 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 <https://www.gnu.org/licenses/>.
*
*/
#ifndef NETLINK_NOTIFY_H
#define NETLINK_NOTIFY_H
#define _GNU_SOURCE
#include <asm/types.h>
#include <getopt.h>
#include <unistd.h>
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <arpa/inet.h>
#include <ifaddrs.h>
#include <linux/if.h>
#include <linux/netlink.h>
#include <linux/rtnetlink.h>
#include <linux/wireless.h>
/* we have to undefine this before including net/if.h to
* notget redefined structs, etc. */
#undef __USE_MISC
#include <net/if.h>
#include <netinet/in.h>
#include <sys/ioctl.h>
#include <sys/socket.h>
/* systemd headers */
#ifdef HAVE_SYSTEMD
#include <systemd/sd-daemon.h>
#endif
#include <libnotify/notify.h>
#include "version.h"
#include "config.h"
#define PROGNAME "netlink-notify"
#define CHECK_CONNECTED IFF_LOWER_UP
struct addresses_seen {
char address[INET6_ADDRSTRLEN];
unsigned char prefix;
struct addresses_seen *next;
};
struct ifs {
char name[IF_NAMESIZE];
int state;
uint8_t deleted;
struct addresses_seen *addresses_seen;
NotifyNotification *notification;
};
/*** free_addresses ***/
void free_addresses(struct addresses_seen *addresses_seen);
/*** add_address ***/
struct addresses_seen * add_address(struct addresses_seen *addresses_seen, const char *address, const unsigned char prefix);
/*** remove_address ***/
struct addresses_seen * remove_address(struct addresses_seen *addresses_seen, const char *address, const unsigned char prefix);
/*** match_address ***/
int match_address(struct addresses_seen *addresses_seen, const char *address, const unsigned char prefix);
/*** list_addresses ***/
void list_addresses(struct addresses_seen *addresses_seen, const char *interface);
/*** get_ssid ***/
void get_ssid(const char *interface, char *essid);
/*** newstr_link ***/
char * newstr_link(const char *interface, const unsigned int flags);
/*** newstr_addr ***/
char * newstr_addr(const char *interface, const unsigned char family, const char *ipaddr, const unsigned char prefix);
/*** newstr_away ***/
char * newstr_away(const char *interface);
/*** open_netlink ***/
int open_netlink (void);
/*** read_event ***/
int read_event (int sockint);
/*** msg_handler ***/
int msg_handler (struct sockaddr_nl *nl, struct nlmsghdr *msg);
/*** received_signal ***/
void received_signal(int signal);
/*** main ***/
int main (int argc, char **argv);
#endif /* NETLINK_NOTIFY_H */
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