void
local_notify_neighbour(struct neighbour *neigh, int kind)
{
char buf[512];
int rc;
if(local_socket < 0)
return;
rc = snprintf(buf, 512,
"%s neighbour %lx address %s "
"if %s reach %04x rxcost %d txcost %d cost %d\n",
local_kind(kind),
/* Neighbours never move around in memory , so we can use the
address as a unique identifier. */
(unsigned long int)neigh,
format_address(neigh->address),
neigh->network->ifname,
neigh->reach,
neighbour_rxcost(neigh),
neighbour_txcost(neigh),
neighbour_cost(neigh));
if(rc < 0 || rc >= 512)
goto fail;
rc = write_timeout(local_socket, buf, rc);
if(rc < 0)
goto fail;
return;
fail:
shutdown(local_socket, 1);
return;
}
static void
local_notify_neighbour_1(struct local_socket *s,
struct neighbour *neigh, int kind)
{
char buf[512], rttbuf[64];
int rc;
rttbuf[0] = '\0';
if(valid_rtt(neigh)) {
rc = snprintf(rttbuf, 64, " rtt %s rttcost %d",
format_thousands(neigh->rtt), neighbour_rttcost(neigh));
if(rc < 0 || rc >= 64)
rttbuf[0] = '\0';
}
rc = snprintf(buf, 512,
"%s neighbour %lx address %s "
"if %s reach %04x rxcost %d txcost %d%s cost %d\n",
local_kind(kind),
/* Neighbours never move around in memory , so we can use the
address as a unique identifier. */
(unsigned long int)neigh,
format_address(neigh->address),
neigh->ifp->name,
neigh->reach,
neighbour_rxcost(neigh),
neighbour_txcost(neigh),
rttbuf,
neighbour_cost(neigh));
if(rc < 0 || rc >= 512)
goto fail;
rc = write_timeout(s->fd, buf, rc);
if(rc < 0)
goto fail;
return;
fail:
shutdown(s->fd, 1);
return;
}
