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- Prepended config_ to all configuration option names, because it confused

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everything (including myself).
- Use connection oriented UDP sockets for both incoming and outgoing
  packets.
This commit is contained in:
Guus Sliepen 2000-11-04 22:57:33 +00:00
parent afc0579707
commit 698191fd2f
9 changed files with 147 additions and 122 deletions
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40
src/route.c
View file

@ -17,7 +17,7 @@
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
$Id: route.c,v 1.1.2.1 2000/10/23 13:52:54 guus Exp $
$Id: route.c,v 1.1.2.2 2000/11/04 22:57:33 guus Exp $
*/
#include "config.h"
@ -30,7 +30,7 @@
#include "system.h"
int routing_mode = 0; /* Will be used to determine if we route by MAC or by payload's protocol */
int routing_mode = 0; /* Will be used to determine if we route by MAC or by payload's protocol */
conn_list_t *route_packet(vpn_packet_t *packet)
{
@ -38,6 +38,11 @@ conn_list_t *route_packet(vpn_packet_t *packet)
cp
type = ntohs(*((unsigned short*)(&packet.data[12])))
if(routing_mode)
{
return route_mac(packet);
}
switch(type)
{
case 0x0800:
@ -51,15 +56,35 @@ cp
return route_arp(packet);
*/
default:
/* TODO: try MAC as last resort? */
if(debug_lvl >= DEBUG_TRAFFIC)
{
syslog(LOG_WARNING, _("Cannot route packet: unknown type %hx"), type);
}
return NULL;
return NULL;
}
}
conn_list_t *route_mac(vpn_packet_t *packet)
{
conn_list_t *cl;
cp
cl = lookup_subnet_mac((mac_t *)(&packet.data[6]));
if(!cl)
if(debug_lvl >= DEBUG_TRAFFIC)
{
syslog(LOG_WARNING, _("Cannot route packet: unknown destination address %x:%x:%x:%x:%x:%x"),
packet.data[6],
packet.data[7],
packet.data[8],
packet.data[9],
packet.data[10],
packet.data[11]);
}
cp
return cl;
}
conn_list_t *route_ipv4(vpn_packet_t *packet)
{
ipv4_t dest;
@ -67,22 +92,21 @@ conn_list_t *route_ipv4(vpn_packet_t *packet)
cp
dest = ntohl(*((unsigned long*)(&packet.data[30]);
cl = lookup_conn_list_ipv4(dest);
cl = lookup_subnet_ipv4(dest);
if(!cl)
if(debug_lvl >= DEBUG_TRAFFIC)
{
syslog(LOG_WARNING, _("Cannot route packet: unknown destination address %d.%d.%d.%d"),
packet.data[30], packet.data[31], packet.data[32], packet.data[33]);
}
return cl;
cp
return cl;
}
conn_list_t *route_ipv6(vpn_packet_t *packet)
{
cp
syslog(LOG_WARNING, _("Cannot route packet: IPv6 routing not implemented yet"));
return NULL;
cp
return NULL;
}