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This commit is contained in:
Ondrej Filip 2000-06-07 21:56:32 +00:00
parent b4af36e0d8
commit 351feeb514
2 changed files with 15 additions and 7 deletions
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20
proto/ospf/packet.c
View file

@ -1,7 +1,7 @@
/* /*
* BIRD -- OSPF * BIRD -- OSPF
* *
* (c) 1999 Ondrej Filip <feela@network.cz> * (c) 1999 - 2000 Ondrej Filip <feela@network.cz>
* *
* Can be freely distributed and used under the terms of the GNU GPL. * Can be freely distributed and used under the terms of the GNU GPL.
*/ */
@ -65,6 +65,15 @@ ospf_pkt_finalize(struct ospf_iface *ifa, struct ospf_packet *pkt)
(pkt+1),ntohs(pkt->length)-sizeof(struct ospf_packet),NULL); (pkt+1),ntohs(pkt->length)-sizeof(struct ospf_packet),NULL);
} }
/**
* ospf_rx_hook
* @sk: socket we recived the packet. Its ignored.
* @size: size of the packet
*
* This in entry point for messages from neighbors. Many checks (like
* autnetication, checksums, size) are done before packet is passed to
* non generic functions.
*/
int int
ospf_rx_hook(sock *sk, int size) ospf_rx_hook(sock *sk, int size)
{ {
@ -120,7 +129,6 @@ ospf_rx_hook(sock *sk, int size)
return(1); return(1);
} }
if(ps->areaid!=ifa->an) if(ps->areaid!=ifa->an)
{ {
log("%s: Bad OSPF packet received: other area %ld", p->name, ps->areaid); log("%s: Bad OSPF packet received: other area %ld", p->name, ps->areaid);
@ -130,7 +138,7 @@ ospf_rx_hook(sock *sk, int size)
if(ntohl(ps->routerid)==p->cf->global->router_id) if(ntohl(ps->routerid)==p->cf->global->router_id)
{ {
log("%s: Bad OSPF packet received: received my own IP!.", p->name); log("%s: Bad OSPF packet received: received my own router ID!", p->name);
log("%s: Discarding",p->name); log("%s: Discarding",p->name);
return(1); return(1);
} }
@ -142,12 +150,13 @@ ospf_rx_hook(sock *sk, int size)
return(1); return(1);
} }
/* Dump packet */ /* Dump packet
pu8=(u8 *)(sk->rbuf+5*4); pu8=(u8 *)(sk->rbuf+5*4);
for(i=0;i<ntohs(ps->length);i+=4) for(i=0;i<ntohs(ps->length);i+=4)
DBG("%s: received %u,%u,%u,%u\n",p->name, pu8[i+0], pu8[i+1], pu8[i+2], DBG("%s: received %u,%u,%u,%u\n",p->name, pu8[i+0], pu8[i+1], pu8[i+2],
pu8[i+3]); pu8[i+3]);
DBG("%s: received size: %u\n",p->name,size); DBG("%s: received size: %u\n",p->name,size);
*/
switch(ps->type) switch(ps->type)
{ {
@ -173,10 +182,9 @@ ospf_rx_hook(sock *sk, int size)
break; break;
default: default:
log("%s: Bad packet received: wrong type %u", p->name, ps->type); log("%s: Bad packet received: wrong type %u", p->name, ps->type);
log("%s: Discarding",p->name); log("%s: Discarding\n",p->name);
return(1); return(1);
}; };
DBG("\n");
#else #else
#error RX_Hook does not work for IPv6 now. #error RX_Hook does not work for IPv6 now.
#endif #endif

2
proto/ospf/packet.h
View file

@ -1,7 +1,7 @@
/* /*
* BIRD -- OSPF * BIRD -- OSPF
* *
* (c) 1999 Ondrej Filip <feela@network.cz> * (c) 1999 - 2000 Ondrej Filip <feela@network.cz>
* *
* Can be freely distributed and used under the terms of the GNU GPL. * Can be freely distributed and used under the terms of the GNU GPL.
* *