int
simquit(void * pio)
{
PACKET pkt;
ip_addr hop;
struct ip * pip;
if(simtimer)
{
in_timerkill(simtimer);
simtimer = 0;
}
/* send all queued packets */
while(simq.q_head)
{
pkt = (PACKET)getq(&simq); /* get pkt to send */
hop = pkt->fhost; /* get hop from host field */
pip = ip_head(pkt); /* get real host address */
pkt->fhost = pip->ip_dest; /* restore host field */
ip2mac(pkt, hop); /* send pkt to hardware */
}
rfsim_routing = FALSE;
ns_printf(pio, "rfsim stopped\n");
return 0;
}
void
rfsim_timer()
{
ip_addr hop;
struct ip * pip;
PACKET pkt;
/* send al packets which have timed out */
while(((PACKET)(simq.q_head))->nb_tstamp < cticks)
{
pkt = (PACKET)getq(&simq); /* get pkt to send */
hop = pkt->fhost; /* get hop from host field */
pip = ip_head(pkt); /* get real host address */
pkt->fhost = pip->ip_dest; /* restore host field */
simpkts++;
/* see if it's time to drop a packet */
if((lossrate) &&
((simpkts - simlastloss) > lossrate) &&
((cticks & deviation) == 1))
{
LOCK_NET_RESOURCE(FREEQ_RESID);
pk_free(pkt); /* drop instead of send */
UNLOCK_NET_RESOURCE(FREEQ_RESID);
simlastloss = simpkts; /* reset drop timer */
simdrops++; /* count drops */
}
else
ip2mac(pkt, hop); /* send pkt to hardware */
}
return;
}
/*
* Query the neighbor cache for IPv4/IPv6 to mac address mapping.
*/
static int
ibcm_nce_lookup(ibcm_arp_prwqn_t *wqnp, ill_t *ill, zoneid_t zoneid)
{
ip2mac_t ip2m;
sin_t *sin;
sin6_t *sin6;
ip2mac_id_t ip2mid;
int err;
if (wqnp->src_addr.family != wqnp->dst_addr.family) {
IBTF_DPRINTF_L2(cmlog, "ibcm_nce_lookup: Mis-match SRC_ADDR "
"Family: %d, DST_ADDR Family %d", wqnp->src_addr.family,
wqnp->dst_addr.family);
return (1);
}
bzero(&ip2m, sizeof (ip2m));
if (wqnp->dst_addr.family == AF_INET) {
sin = (sin_t *)&ip2m.ip2mac_pa;
sin->sin_family = AF_INET;
sin->sin_addr.s_addr = wqnp->dst_addr.un.ip4addr;
} else if (wqnp->dst_addr.family == AF_INET6) {
sin6 = (sin6_t *)&ip2m.ip2mac_pa;
sin6->sin6_family = AF_INET6;
sin6->sin6_addr = wqnp->dst_addr.un.ip6addr;
} else {
IBTF_DPRINTF_L2(cmlog, "ibcm_nce_lookup: Invalid DST_ADDR "
"Family: %d", wqnp->dst_addr.family);
return (1);
}
ip2m.ip2mac_ifindex = ill->ill_phyint->phyint_ifindex;
wqnp->flags |= IBCM_ARP_PR_RESOLVE_PENDING;
/*
* issue the request to IP for Neighbor Discovery
*/
ip2mid = ip2mac(IP2MAC_RESOLVE, &ip2m, ibcm_resolver_ack, wqnp,
zoneid);
err = ip2m.ip2mac_err;
if (err == EINPROGRESS) {
wqnp->ip2mac_id = ip2mid;
wqnp->flags |= IBCM_ARP_PR_RESOLVE_PENDING;
err = 0;
} else if (err == 0) {
ibcm_resolver_ack(&ip2m, wqnp);
}
return (err);
}
