void
isis_circuit_is_type_set (struct isis_circuit *circuit, int newtype)
{
if (circuit->state != C_STATE_UP)
{
circuit->is_type = newtype;
return;
}
if (isis->debugs & DEBUG_EVENTS)
zlog_debug ("ISIS-Evt (%s) circuit type change %s -> %s",
circuit->area->area_tag,
circuit_t2string (circuit->is_type),
circuit_t2string (newtype));
if (circuit->is_type == newtype)
return; /* No change */
if (!(newtype & circuit->area->is_type))
{
zlog_err ("ISIS-Evt (%s) circuit type change - invalid level %s because"
" area is %s", circuit->area->area_tag,
circuit_t2string (newtype),
circuit_t2string (circuit->area->is_type));
return;
}
if (! circuit->is_passive)
{
switch (circuit->is_type)
{
case IS_LEVEL_1:
if (newtype == IS_LEVEL_2)
circuit_resign_level (circuit, 1);
circuit_commence_level (circuit, 2);
break;
case IS_LEVEL_1_AND_2:
if (newtype == IS_LEVEL_1)
circuit_resign_level (circuit, 2);
else
circuit_resign_level (circuit, 1);
break;
case IS_LEVEL_2:
if (newtype == IS_LEVEL_1)
circuit_resign_level (circuit, 2);
circuit_commence_level (circuit, 1);
break;
default:
break;
}
}
circuit->is_type = newtype;
lsp_regenerate_schedule (circuit->area, IS_LEVEL_1 | IS_LEVEL_2, 0);
return;
}
void
isis_event_circuit_type_change (struct isis_circuit *circuit, int newtype)
{
Log(LOG_DEBUG, "DEBUG (default/core/ISIS ): ISIS-Evt (%s) circuit type change %s -> %s\n",
circuit->area->area_tag,
circuit_t2string (circuit->circuit_is_type),
circuit_t2string (newtype));
if (circuit->circuit_is_type == newtype)
return; /* No change */
if (!(newtype & circuit->area->is_type))
{
Log(LOG_ERR, "ERROR (default/core/ISIS ): ISIS-Evt (%s) circuit type change - invalid level %s because area is %s\n",
circuit->area->area_tag,
circuit_t2string (newtype),
circuit_t2string (circuit->area->is_type));
return;
}
switch (circuit->circuit_is_type)
{
case IS_LEVEL_1:
if (newtype == IS_LEVEL_2)
circuit_resign_level (circuit, 1);
circuit_commence_level (circuit, 2);
break;
case IS_LEVEL_1_AND_2:
if (newtype == IS_LEVEL_1)
circuit_resign_level (circuit, 2);
else
circuit_resign_level (circuit, 1);
break;
case IS_LEVEL_2:
if (newtype == IS_LEVEL_1)
circuit_resign_level (circuit, 2);
circuit_commence_level (circuit, 1);
break;
default:
break;
}
circuit->circuit_is_type = newtype;
lsp_regenerate_schedule (circuit->area);
return;
}