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Check for IPv6 header files.

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This commit is contained in:
Guus Sliepen 2003-07-06 17:49:49 +00:00
parent 81f5713ab7
commit 8681047030
2 changed files with 20 additions and 4 deletions
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20
src/route.c
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@ -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 1.1.2.52 2003/07/06 17:15:25 guus Exp $
$Id: route.c,v 1.1.2.53 2003/07/06 17:49:49 guus Exp $
*/
#include "config.h"
@ -38,8 +38,10 @@
#endif
#include <netinet/ip.h>
#include <netinet/ip_icmp.h>
#ifdef HAVE_NETINET_IP6_H
#include <netinet/ip6.h>
#include <netinet/icmp6.h>
#endif
#include <netinet/if_ether.h>
#include <utils.h>
#include <xalloc.h>
@ -288,6 +290,8 @@ node_t *route_ipv4(vpn_packet_t *packet)
return subnet->owner;
}
#ifdef HAVE_NETINET_IP6_H
/* RFC 2463 */
void route_ipv6_unreachable(vpn_packet_t *packet, uint8_t code)
@ -356,6 +360,8 @@ void route_ipv6_unreachable(vpn_packet_t *packet, uint8_t code)
write_packet(packet);
}
#endif
node_t *route_ipv6(vpn_packet_t *packet)
{
subnet_t *subnet;
@ -376,17 +382,23 @@ node_t *route_ipv6(vpn_packet_t *packet)
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)
@ -503,6 +515,8 @@ void route_neighborsol(vpn_packet_t *packet)
write_packet(packet);
}
#endif
/* RFC 826 */
void route_arp(vpn_packet_t *packet)
@ -586,10 +600,12 @@ void route_outgoing(vpn_packet_t *packet)
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;