/*
device.c -- raw socket
- Copyright (C) 2002-2004 Ivo Timmermans <ivo@tinc-vpn.org>,
- 2002-2004 Guus Sliepen <guus@tinc-vpn.org>
+ Copyright (C) 2002-2005 Ivo Timmermans,
+ 2002-2009 Guus Sliepen <guus@tinc-vpn.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
$Id$
*/
-#include "config.h"
-
-#include <stdio.h>
-#include <errno.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <net/if.h>
-#include <unistd.h>
-#include <string.h>
-#include <sys/ioctl.h>
-#include <sys/socket.h>
+#include "system.h"
+
#include <netpacket/packet.h>
-#include <net/ethernet.h>
-#include <utils.h>
#include "conf.h"
#include "net.h"
#include "logger.h"
-
-#include "system.h"
+#include "utils.h"
+#include "route.h"
+#include "xalloc.h"
int device_fd = -1;
-char *device;
-char *interface;
-char ifrname[IFNAMSIZ];
-char *device_info;
+char *device = NULL;
+char *iface = NULL;
+static char ifrname[IFNAMSIZ];
+static char *device_info;
static int device_total_in = 0;
static int device_total_out = 0;
cp();
- if(!get_config_string
- (lookup_config(config_tree, "Interface"), &interface))
- interface = "eth0";
+ if(!get_config_string(lookup_config(config_tree, "Interface"), &iface))
+ iface = xstrdup("eth0");
if(!get_config_string(lookup_config(config_tree, "Device"), &device))
- device = interface;
+ device = xstrdup(iface);
device_info = _("raw socket");
}
memset(&ifr, 0, sizeof(ifr));
- strncpy(ifr.ifr_ifrn.ifrn_name, interface, IFNAMSIZ);
+ strncpy(ifr.ifr_ifrn.ifrn_name, iface, IFNAMSIZ);
if(ioctl(device_fd, SIOCGIFINDEX, &ifr)) {
close(device_fd);
- logger(LOG_ERR, _("Can't find interface %s: %s"), interface,
+ logger(LOG_ERR, _("Can't find interface %s: %s"), iface,
strerror(errno));
return false;
}
sa.sll_ifindex = ifr.ifr_ifindex;
if(bind(device_fd, (struct sockaddr *) &sa, (socklen_t) sizeof(sa))) {
- logger(LOG_ERR, _("Could not bind to %s: %s"), device, strerror(errno));
+ logger(LOG_ERR, _("Could not bind %s to %s: %s"), device, iface, strerror(errno));
return false;
}
cp();
close(device_fd);
+
+ free(device);
+ free(iface);
}
bool read_packet(vpn_packet_t *packet)