/* << AUTO GENERATED FUNCTION: WFADevice_notify() */
int
WFADevice_notify(UPNP_CONTEXT *context, UPNP_SERVICE *service,
UPNP_SUBSCRIBER *subscriber, int notify)
{
/* << USER CODE START >> */
int rc;
UPNP_SCBRCHAIN *scbrchain;
UPNP_WPS_CMD *cmd = (UPNP_WPS_CMD *)libupnp_wfa_msg;
if (notify == DEVICE_NOTIFY_CONNECT_FAILED) {
return 0;
scbrchain = get_subscriber_chain(context, service);
/* Qualify duplicate subscriber */
if (scbrchain && subscriber &&
is_duplicate_subscriber(context, service, scbrchain, subscriber)) {
/* Just delete disconnected subscriber */
delete_subscriber(scbrchain, subscriber);
return 0;
}
/* Cmd */
cmd->type = UPNP_WPS_TYPE_DISCONNECT;
strcpy((char *)cmd->dst_addr, inet_ntoa(context->dst_addr.sin_addr));
cmd->length = 0;
/* Direct call wps_libupnp_ProcessMsg */
rc = wps_libupnp_ProcessMsg(context->focus_ifp->ifname, libupnp_wfa_msg,
UPNP_WPS_CMD_SIZE);
/* Delete disconnected subscriber */
if (scbrchain && subscriber)
delete_subscriber(scbrchain, subscriber);
return 0;
}
return 0;
}
void external_delete_subscriber(reg_subscriber *s, udomain_t* _t, int lock_domain) {
LM_DBG("Deleting subscriber");
impurecord_t* urec;
LM_DBG("Updating reg subscription in IMPU record");
if(lock_domain) lock_udomain(_t, &s->presentity_uri);
int res = get_impurecord(_t, &s->presentity_uri, &urec);
if (res != 0) {
if(lock_domain) unlock_udomain(_t, &s->presentity_uri);
return;
}
delete_subscriber(urec, s);
if(lock_domain) unlock_udomain(_t, &s->presentity_uri);
}
/*!
* \brief Expires timer for NO_DB db_mode
*
* Expires timer for NO_DB db_mode, process all contacts from
* the record, delete the expired ones from memory.
* \param _r processed record
*/
static inline void nodb_timer(impurecord_t* _r) {
ucontact_t* ptr, *t;
unsigned int hash_code = 0;
reg_subscriber *s;
subs_t* sub_dialog;
get_act_time();
s = _r->shead;
LM_DBG("Checking validity of IMPU: <%.*s> registration subscriptions\n", _r->public_identity.len, _r->public_identity.s);
while (s) {
if (!valid_subscriber(s)) {
LM_DBG("DBG:registrar_timer: Subscriber with watcher_contact <%.*s> and presentity uri <%.*s> expired and removed.\n",
s->watcher_contact.len, s->watcher_contact.s, s->presentity_uri.len, s->presentity_uri.s);
delete_subscriber(_r, s);
} else {
LM_DBG("DBG:registrar_timer: Subscriber with watcher_contact <%.*s> and presentity uri <%.*s> is valid and expires in %d seconds.\n",
s->watcher_contact.len, s->watcher_contact.s, s->presentity_uri.len, s->presentity_uri.s,
(unsigned int) (s->expires - time(NULL)));
hash_code = core_hash(&s->call_id, &s->to_tag, sub_dialog_hash_size);
LM_DBG("Hash size: <%i>", sub_dialog_hash_size);
LM_DBG("Searching sub dialog hash info with call_id: <%.*s> and ttag <%.*s> ftag <%.*s> and hash code <%i>", s->call_id.len, s->call_id.s, s->to_tag.len, s->to_tag.s, s->from_tag.len, s->from_tag.s, hash_code);
/* search the record in hash table */
lock_get(&sub_dialog_table[hash_code].lock);
sub_dialog= pres_search_shtable(sub_dialog_table, s->call_id, s->to_tag, s->from_tag, hash_code);
if(sub_dialog== NULL)
{
LM_ERR("DBG:registrar_timer: Subscription has no dialog record in hash table\n");
}else {
LM_DBG("DBG:registrar_timer: Subscription has dialog record in hash table with presentity uri <%.*s>\n", sub_dialog->pres_uri.len, sub_dialog->pres_uri.s);
}
lock_release(&sub_dialog_table[hash_code].lock);
}
s = s->next;
}
ptr = _r->contacts;
LM_DBG("Checking validity of IMPU: <%.*s> contacts\n", _r->public_identity.len, _r->public_identity.s);
while (ptr) {
if (!VALID_CONTACT(ptr, act_time)) {
/* run callbacks for EXPIRE event */
if (exists_ulcb_type(ptr->cbs, UL_CONTACT_EXPIRE))
run_ul_callbacks(ptr->cbs, UL_CONTACT_EXPIRE, _r, ptr);
if (exists_ulcb_type(_r->cbs, UL_IMPU_EXPIRE_CONTACT)) {
run_ul_callbacks(_r->cbs, UL_IMPU_EXPIRE_CONTACT, _r, ptr);
}
LM_DBG("Binding '%.*s','%.*s' has expired\n",
ptr->aor->len, ZSW(ptr->aor->s),
ptr->c.len, ZSW(ptr->c.s));
t = ptr;
ptr = ptr->next;
if (db_mode == WRITE_THROUGH && db_delete_ucontact(_r, t) != 0) {
LM_ERR("error removing contact from DB [%.*s]... will still remove from memory\n", t->c.len, t->c.s);
}
mem_delete_ucontact(_r, t);
update_stat(_r->slot->d->expires, 1);
} else {
LM_DBG("IMPU:<%.*s> - contact:<%.*s> is valid and expires in %d seconds\n", _r->public_identity.len, _r->public_identity.s,
ptr->c.len, ptr->c.s,
(unsigned int) (ptr->expires - time(NULL)));
ptr = ptr->next;
}
}
}
/*!
* \brief Expires timer for NO_DB db_mode
*
* Expires timer for NO_DB db_mode, process all contacts from
* the record, delete the expired ones from memory.
* \param _r processed record
*/
static inline void process_impurecord(impurecord_t* _r) {
int flag, mustdeleteimpu = 1, n, k;
unsigned int sl;
ucontact_t* ptr;
int hascontacts;
udomain_t* _d;
reg_subscriber *s;
subs_t* sub_dialog;
get_act_time();
s = _r->shead;
LM_DBG("Checking validity of IMPU: <%.*s> registration subscriptions\n", _r->public_identity.len, _r->public_identity.s);
while (s) {
if (!valid_subscriber(s, act_time)) {
LM_DBG("DBG:registrar_timer: Subscriber with watcher_contact <%.*s> and presentity uri <%.*s> expired and removed.\n",
s->watcher_contact.len, s->watcher_contact.s, s->presentity_uri.len, s->presentity_uri.s);
delete_subscriber(_r, s);
} else {
LM_DBG("DBG:registrar_timer: Subscriber with watcher_contact <%.*s> and presentity uri <%.*s> is valid and expires in %d seconds.\n",
s->watcher_contact.len, s->watcher_contact.s, s->presentity_uri.len, s->presentity_uri.s,
(unsigned int) (s->expires - time(NULL)));
sl = core_hash(&s->call_id, &s->to_tag, sub_dialog_hash_size);
LM_DBG("Hash size: <%i>", sub_dialog_hash_size);
LM_DBG("Searching sub dialog hash info with call_id: <%.*s> and ttag <%.*s> ftag <%.*s> and hash code <%i>", s->call_id.len, s->call_id.s, s->to_tag.len, s->to_tag.s, s->from_tag.len, s->from_tag.s, sl);
/* search the record in hash table */
lock_get(&sub_dialog_table[sl].lock);
sub_dialog = pres_search_shtable(sub_dialog_table, s->call_id, s->to_tag, s->from_tag, sl);
if (sub_dialog == NULL) {
LM_ERR("DBG:registrar_timer: Subscription has no dialog record in hash table\n");
} else {
LM_DBG("DBG:registrar_timer: Subscription has dialog record in hash table with presentity uri <%.*s>\n", sub_dialog->pres_uri.len, sub_dialog->pres_uri.s);
}
lock_release(&sub_dialog_table[sl].lock);
mustdeleteimpu = 0;
}
s = s->next;
}
LM_DBG("\tPublic Identity %.*s, Barred: [%d], State: [%s]\n",
_r->public_identity.len, _r->public_identity.s,
_r->barring,
get_impu_regstate_as_string(_r->reg_state));
flag = 0;
hascontacts = 0;
num_contacts_to_expire = 0;
for (k = 0; (k < _r->num_contacts) && (k < MAX_CONTACTS_PER_IMPU); k++) {
if ((ptr = _r->newcontacts[k])) {
flag = 1;
if (!VALID_CONTACT(ptr, act_time)) {
if (ptr->state == CONTACT_DELETED) {
LM_DBG("Contact: <%.*s> has been deleted - unlinking from IMPU\n", ptr->c.len, ptr->c.s);
contacts_to_expire[num_contacts_to_expire] = ptr;
num_contacts_to_expire++;
} else if (ptr->state == CONTACT_EXPIRE_PENDING_NOTIFY) {
LM_DBG("Contact: <%.*s> is in state CONTACT_EXPIRE_PENDING_NOTIFY....running callback\n", ptr->c.len, ptr->c.s);
if (exists_ulcb_type(_r->cbs, UL_IMPU_DELETE_CONTACT)) {
LM_DBG("Running callback UL_IMPU_DELETE_CONTACT for contact [%.*s] and impu [%.*s]\n", ptr->c.len, ptr->c.s, _r->public_identity.len, _r->public_identity.s);
run_ul_callbacks(_r->cbs, UL_IMPU_DELETE_CONTACT, _r, ptr);
}
hascontacts = 1; // we do this because the impu must only be deleted if in state deleted....
mustdeleteimpu = 0;
} else if (ptr->state == CONTACT_VALID) {
LM_DBG("Contact: <%.*s> is in state valid but it has expired.... ignoring as the contact check will set the appropriate action/state\n", ptr->c.len, ptr->c.s);
mustdeleteimpu = 0;
hascontacts = 1;
} else {
LM_WARN("Bogus state for contact [%.*s] - state: %d... ignoring", ptr->c.len, ptr->c.s, ptr->state);
mustdeleteimpu = 0;
hascontacts = 1;
}
} else {
LM_DBG("\t\tContact #%i - %.*s, Ref [%d] (expires in %ld seconds) (State: %d)\n",
k, ptr->c.len, ptr->c.s, ptr->ref_count, ptr->expires - act_time, ptr->state);
mustdeleteimpu = 0;
hascontacts = 1;
}
} else {
LM_WARN("num_contacts and actual data not consistent... .aborting\n");
break;
}
}
if (num_contacts_to_expire > 0) {
LM_DBG("\tThere are %d contacts to expire/unlink\n", num_contacts_to_expire);
for (n = 0; n < num_contacts_to_expire; n++) {
ptr = contacts_to_expire[n];
LM_DBG("\t\texpiring contact %i: [%.*s] in slot [%d]\n", n, contacts_to_expire[n]->c.len, contacts_to_expire[n]->c.s, contacts_to_expire[n]->sl);
sl = ptr->sl;
lock_contact_slot_i(sl);
unlink_contact_from_impu(_r, ptr, 1, 0 /*implicit dereg of contact from IMPU*/);
unlock_contact_slot_i(sl);
}
}
if (!flag)
LM_DBG("no contacts\n");
if (mustdeleteimpu) {
register_udomain("location", &_d);
delete_impurecord(_d, &_r->public_identity, _r);
} else {
if (!hascontacts) {
LM_DBG("This impu is not to be deleted but has no contacts - changing state to IMPU_UNREGISTERED\n");
_r->reg_state = IMPU_UNREGISTERED;
}
}
}