along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- $Id: route.c,v 1.1.2.54 2003/07/06 22:11:33 guus Exp $
+ $Id: route.c,v 1.1.2.56 2003/07/07 11:11:33 guus Exp $
*/
#include "config.h"
int priorityinheritance = 0;
int macexpire = 600;
int overwrite_mac = 0;
-mac_t mymac = {{0xFE, 0xFD, 0, 0, 0, 0}};
+static mac_t mymac = {{0xFE, 0xFD, 0, 0, 0, 0}};
/* RFC 1071 */
-uint16_t inet_checksum(void *data, int len, uint16_t prevsum)
+static uint16_t inet_checksum(void *data, int len, uint16_t prevsum)
{
uint16_t *p = data;
uint32_t checksum = prevsum ^ 0xFFFF;
return ~checksum;
}
-int ratelimit(void) {
+static int ratelimit(void) {
static time_t lasttime = 0;
if(lasttime == now)
return 0;
}
-void learn_mac(mac_t *address)
+static void learn_mac(mac_t *address)
{
subnet_t *subnet;
avl_node_t *node;
}
}
-node_t *route_mac(vpn_packet_t *packet)
+static node_t *route_mac(vpn_packet_t *packet)
{
subnet_t *subnet;
/* RFC 792 */
-void route_ipv4_unreachable(vpn_packet_t *packet, uint8_t code)
+static void route_ipv4_unreachable(vpn_packet_t *packet, uint8_t code)
{
struct ip *hdr;
struct icmp *icmp;
write_packet(packet);
}
-node_t *route_ipv4(vpn_packet_t *packet)
+static node_t *route_ipv4(vpn_packet_t *packet)
{
subnet_t *subnet;
return subnet->owner;
}
-#ifdef HAVE_NETINET_IP6_H
-
/* RFC 2463 */
-void route_ipv6_unreachable(vpn_packet_t *packet, uint8_t code)
+static void route_ipv6_unreachable(vpn_packet_t *packet, uint8_t code)
{
struct ip6_hdr *hdr;
struct icmp6_hdr *icmp;
write_packet(packet);
}
-#endif
-
-node_t *route_ipv6(vpn_packet_t *packet)
+static node_t *route_ipv6(vpn_packet_t *packet)
{
subnet_t *subnet;
ntohs(*(uint16_t *) & packet->data[48]),
ntohs(*(uint16_t *) & packet->data[50]),
ntohs(*(uint16_t *) & packet->data[52]));
-#ifdef HAVE_NETINET_IP6_H
route_ipv6_unreachable(packet, ICMP6_DST_UNREACH_ADDR);
-#endif
return NULL;
}
-#ifdef HAVE_NETINET_IP6_H
if(!subnet->owner->status.reachable)
route_ipv6_unreachable(packet, ICMP6_DST_UNREACH_NOROUTE);
-#endif
return subnet->owner;
}
-#ifdef HAVE_NETINET_IP6_H
-
/* RFC 2461 */
-void route_neighborsol(vpn_packet_t *packet)
+static void route_neighborsol(vpn_packet_t *packet)
{
struct ip6_hdr *hdr;
struct nd_neighbor_solicit *ns;
write_packet(packet);
}
-#endif
-
/* RFC 826 */
-void route_arp(vpn_packet_t *packet)
+static void route_arp(vpn_packet_t *packet)
{
struct ether_arp *arp;
subnet_t *subnet;
break;
case 0x86DD:
-#ifdef HAVE_NETINET_IP6_H
if(packet->data[20] == IPPROTO_ICMPV6 && packet->data[54] == ND_NEIGHBOR_SOLICIT) {
route_neighborsol(packet);
return;
}
-#endif
n = route_ipv6(packet);
break;