static void client_handler (struct instance *o, char *devpath, int have_map, BStringMap map)
{
if (o->devpath && !strcmp(devpath, o->devpath) && !NCDUdevManager_Query(o->i->params->iparams->umanager, o->devpath)) {
// free devpath
free(o->devpath);
// set no devpath
o->devpath = NULL;
// signal down
NCDModuleInst_Backend_Down(o->i);
} else {
const BStringMap *cache_map = NCDUdevManager_Query(o->i->params->iparams->umanager, devpath);
if (!cache_map) {
goto out;
}
int match_res = regexec(&o->reg, devpath, 0, NULL, 0);
const char *interface = BStringMap_Get(cache_map, "INTERFACE");
const char *ifindex_str = BStringMap_Get(cache_map, "IFINDEX");
uintmax_t ifindex;
if (!(!match_res && interface && MemRef_Equal(MemRef_MakeCstr(interface), o->ifname) && ifindex_str && parse_unsigned_integer(MemRef_MakeCstr(ifindex_str), &ifindex))) {
goto out;
}
if (o->devpath && (strcmp(o->devpath, devpath) || o->ifindex != ifindex)) {
// free devpath
free(o->devpath);
// set no devpath
o->devpath = NULL;
// signal down
NCDModuleInst_Backend_Down(o->i);
}
if (!o->devpath) {
// grab devpath
o->devpath = devpath;
devpath = NULL;
// remember ifindex
o->ifindex = ifindex;
// signal up
NCDModuleInst_Backend_Up(o->i);
}
}
out:
free(devpath);
if (have_map) {
BStringMap_Free(&map);
}
}
static void arpprobe_handler (struct instance *o, int event)
{
switch (event) {
case BARPPROBE_EVENT_EXIST: {
ASSERT(o->state == STATE_UNKNOWN || o->state == STATE_NOEXIST)
ModuleLog(o->i, BLOG_INFO, "exist");
if (o->state == STATE_NOEXIST) {
// signal down
NCDModuleInst_Backend_Down(o->i);
}
// signal up
NCDModuleInst_Backend_Up(o->i);
// set state exist
o->state = STATE_EXIST;
} break;
case BARPPROBE_EVENT_NOEXIST: {
ASSERT(o->state == STATE_UNKNOWN || o->state == STATE_EXIST)
ModuleLog(o->i, BLOG_INFO, "noexist");
if (o->state == STATE_EXIST) {
// signal down
NCDModuleInst_Backend_Down(o->i);
}
// signal up
NCDModuleInst_Backend_Up(o->i);
// set state noexist
o->state = STATE_NOEXIST;
} break;
case BARPPROBE_EVENT_ERROR: {
ModuleLog(o->i, BLOG_ERROR, "error");
// die
instance_free(o, 1);
return;
} break;
default: ASSERT(0);
}
}
static void process_handler_event (struct instance *o, int event)
{
switch (event) {
case NCDMODULEPROCESS_EVENT_UP: {
ASSERT(o->state == STATE_WORKING)
// signal up
NCDModuleInst_Backend_Up(o->i);
// set state up
o->state = STATE_UP;
} break;
case NCDMODULEPROCESS_EVENT_DOWN: {
ASSERT(o->state == STATE_UP)
// signal down
NCDModuleInst_Backend_Down(o->i);
// set state waiting
o->state = STATE_WAITING;
} break;
case NCDMODULEPROCESS_EVENT_TERMINATED: {
ASSERT(o->state == STATE_TERMINATING)
// die finally
instance_free(o);
return;
} break;
default: ASSERT(0);
}
}
static void monitor_handler (struct instance *o, struct rfkill_event event)
{
if (event.idx != o->index) {
return;
}
int was_up = o->up;
o->up = (event.op != RFKILL_OP_DEL && !event.soft && !event.hard);
if (o->up && !was_up) {
NCDModuleInst_Backend_Up(o->i);
}
else if (!o->up && was_up) {
NCDModuleInst_Backend_Down(o->i);
}
}
static void dhcp_handler (struct instance *o, int event)
{
switch (event) {
case BDHCPCLIENT_EVENT_UP: {
ASSERT(!o->up)
o->up = 1;
NCDModuleInst_Backend_Up(o->i);
} break;
case BDHCPCLIENT_EVENT_DOWN: {
ASSERT(o->up)
o->up = 0;
NCDModuleInst_Backend_Down(o->i);
} break;
case BDHCPCLIENT_EVENT_ERROR: {
instance_free(o, 1);
return;
} break;
default: ASSERT(0);
}
}
