rework big parts of the code

1 files changed, 93 insertions, 0 deletions

diff --git a/netlink-notify.h b/netlink-notify.h
new file mode 100644
index 0000000..3ca7430
--- /dev/null
+++ b/netlink-notify.h
@@ -0,0 +1,93 @@
+/*
+ * (C) 2014 by Christian Hesse <mail@eworm.de>
+ *
+ * This software may be used and distributed according to the terms
+ * of the GNU General Public License, incorporated herein by reference.
+ */
+
+#ifndef NETLINK_NOTIFY_H
+#define NETLINK_NOTIFY_H
+
+#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>
+/* 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/socket.h>
+
+#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, unsigned char prefix);
+
+/*** remove_address ***/
+struct addresses_seen * remove_address(struct addresses_seen *addresses_seen, const char *address, unsigned char prefix);
+
+/*** match_address ***/
+int match_address(struct addresses_seen *addresses_seen, const char *address, unsigned char prefix);
+
+/*** list_addresses ***/
+void list_addresses(struct addresses_seen *addresses_seen, char *interface);
+
+/*** newstr_link ***/
+char * newstr_link(const char *text, char *interface, unsigned int flags);
+
+/*** newstr_addr ***/
+char * newstr_addr(const char *text, char *interface, unsigned char family, char *ipaddr, unsigned char prefix);
+
+/*** newstr_away ***/
+char * newstr_away(const char *text, 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 */