#ifndef lint
#endif
#include <sys/errno.h>
#include <sys/types.h>
#include <sys/param.h>
#include <machine/spl.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/proc.h>
#include <sys/filedesc.h>
#include <sys/fcntl.h>
#include <sys/mbuf.h>
#include <sys/ioctl.h>
#include <sys/malloc.h>
#include <sys/socket.h>
#include <sys/socketvar.h>
#include <sys/protosw.h>
#include <net/if.h>
#include <netat/appletalk.h>
#include <netat/sysglue.h>
#include <netat/ddp.h>
#include <netat/at_pcb.h>
#include <netat/at_var.h>
#include <netat/at_ddp_brt.h>
#include <netat/debug.h>
ddp_brt_t at_ddp_brt[BRTSIZE];
int ddp_brt_sweep_timer;
void ddp_glean(mp, ifID, src_addr)
register gbuf_t *mp;
register at_ifaddr_t *ifID;
struct etalk_addr *src_addr;
{
register at_net_al src_net;
{
{ register at_ddp_t *dgp;
dgp = (at_ddp_t *)(gbuf_rptr(mp));
src_net = NET_VALUE(dgp->src_net);
}
if (src_net >= ifID->ifThisCableStart && src_net <= ifID->ifThisCableEnd)
return;
if (src_addr != NULL)
{ register ddp_brt_t *brt;
BRT_LOOK (brt, src_net);
if (brt == NULL) {
NEW_BRT(brt, src_net);
if (brt == NULL)
return;
brt->net = src_net;
}
brt->et_addr = *src_addr;
brt->age_flag = BRT_VALID;
brt->ifID = ifID;
}
}
}
void ddp_brt_init()
{
bzero(at_ddp_brt, sizeof(at_ddp_brt));
ddp_brt_sweep_timer = 1;
#ifdef NOT_USED
timeout(ddp_brt_sweep_funnel, (long)0, BRT_SWEEP_INT * SYS_HZ);
#endif
}
void ddp_brt_shutdown()
{
#ifdef NOT_USED
bzero(at_ddp_brt, sizeof(at_ddp_brt));
if (ddp_brt_sweep_timer)
untimeout(ddp_brt_sweep_funnel, 0);
#endif
ddp_brt_sweep_timer = 0;
}
void ddp_brt_sweep_funnel()
{
thread_funnel_set(network_flock, TRUE);
ddp_brt_sweep();
thread_funnel_set(network_flock, FALSE);
}
void ddp_brt_sweep()
{
register ddp_brt_t *brt;
register int i;
if (ddp_brt_sweep_timer)
if (++ddp_brt_sweep_timer > BRT_SWEEP_INT) {
ddp_brt_sweep_timer = 1;
brt = at_ddp_brt;
for (i = 0; i < BRTSIZE; i++, brt++) {
switch (brt->age_flag) {
case BRT_EMPTY :
break;
case BRT_VALID :
brt->age_flag = BRT_GETTING_OLD;
break;
case BRT_GETTING_OLD :
bzero(brt, sizeof(ddp_brt_t));
break;
default :
ATTRACE(AT_MID_DDP,AT_SID_RESOURCE, AT_LV_ERROR, FALSE,
"ddp_brt_sweep : corrupt age flag %d",
brt->age_flag, 0,0);
break;
}
}
}
#ifdef NOT_USED
timeout(ddp_brt_sweep_funnel, (long)0, BRT_SWEEP_INT * SYS_HZ);
#endif
}