void linphone_subscription_new(LinphoneCore *lc, SalOp *op, const char *from){
LinphoneFriend *lf=NULL;
char *tmp;
LinphoneAddress *uri;
uri=linphone_address_new(from);
linphone_address_clean(uri);
tmp=linphone_address_as_string(uri);
ms_message("Receiving new subscription from %s.",from);
/* check if we answer to this subscription */
if (linphone_find_friend(lc->friends,uri,&lf)!=NULL){
lf->insub=op;
lf->inc_subscribe_pending=TRUE;
sal_subscribe_accept(op);
linphone_friend_done(lf); /*this will do all necessary actions */
}else{
/* check if this subscriber is in our black list */
if (linphone_find_friend(lc->subscribers,uri,&lf)){
if (lf->pol==LinphoneSPDeny){
ms_message("Rejecting %s because we already rejected it once.",from);
sal_subscribe_decline(op);
}
else {
/* else it is in wait for approval state, because otherwise it is in the friend list.*/
ms_message("New subscriber found in friend list, in %s state.",__policy_enum_to_str(lf->pol));
}
}else {
sal_subscribe_accept(op);
linphone_core_add_subscriber(lc,tmp,op);
}
}
linphone_address_destroy(uri);
ms_free(tmp);
}
int linphone_event_deny_subscription(LinphoneEvent *lev, LinphoneReason reason){
int err;
if (lev->subscription_state!=LinphoneSubscriptionIncomingReceived){
ms_error("linphone_event_deny_subscription(): cannot deny subscription if subscription wasn't just received.");
return -1;
}
err=sal_subscribe_decline(lev->op,linphone_reason_to_sal(reason));
linphone_event_set_state(lev,LinphoneSubscriptionTerminated);
return err;
}