void
zbus_core_periodic(void)
{
if(bus_blocked)
if(--bus_blocked == 0 && zbus_txlen > 0)
__zbus_txstart();
}
void
zbus_txstart(zbus_index_t size)
{
// FIXME
// if(zbus_txlen != 0 || zbus_rxlen != 0 || bus_blocked)
// return; /* rx or tx in action or
// new packet left in buffer
// or somebody is talking on the line */
#ifdef ZBUS_RAW_SUPPORT
if (!zbus_raw_conn->rport)
#endif
{
#ifdef SKIPJACK_SUPPORT
zbus_encrypt (zbus_buf, &size);
if (!size){
uip_buf_unlock ();
// FIXME
zbus_rxstart (); /* destroy the packet and restart rx */
return;
}
#endif
}
zbus_txlen = size;
if(bus_blocked)
return;
__zbus_txstart();
}
void
zbus_txstart(zbus_index_t size)
{
// FIXME
if(zbus_txlen != 0 || zbus_rxlen != 0 || bus_blocked)
return; /* rx or tx in action or
new packet left in buffer
or somebody is talking on the line */
zbus_index = 0;
zbus_txlen = size;
if(bus_blocked)
return;
__zbus_txstart();
}
