More robust tests in packet receiving.

This commit is contained in:
Ondrej Filip 2000-05-10 23:41:18 +00:00
parent 13741548a6
commit ff73f1d63d

View file

@ -51,15 +51,11 @@ ospf_rx_hook(sock *sk, int size)
{
#ifndef IPV6
struct ospf_packet *ps;
struct ospf_iface *ifa;
struct proto *p;
struct ospf_iface *ifa=(struct ospf_iface *)(sk->data);
struct proto *p=(struct proto *)(ifa->proto);
int i;
u8 *pu8;
ifa=(struct ospf_iface *)(sk->data);
p=(struct proto *)(ifa->proto);
DBG("%s: RX_Hook called on interface %s.\n",p->name, sk->iface->name);
ps = (struct ospf_packet *) ipv4_skip_header(sk->rbuf, &size);
@ -77,7 +73,7 @@ ospf_rx_hook(sock *sk, int size)
return(1);
}
if(ntohs(ps->length) != size)
if((ntohs(ps->length)!=size)||(size!=(4*(size/4))))
{
log("%s: Bad OSPF packet received: size field does not match", p->name);
log("%s: Discarding",p->name);