Function msg_list_check_msg

modules/msilo/ms_msg_list.c:160–211

* check if a message is in list */

 * check if a message is in list
 */
int msg_list_check_msg(msg_list ml, int mid)
{
	msg_list_el p0, p1;

	if(!ml || mid==0)
		goto errorx;

	LM_DBG("checking msgid=%d\n", mid);

	lock_get(&ml->sem_sent);

	p0 = p1 = ml->lsent;
	while(p0)
	{
		if(p0->msgid==mid)
			goto exist;
		p1 = p0;
		p0 = p0->next;
	}

	p0 = msg_list_el_new();
	if(!p0)
	{
		LM_ERR("failed to create new msg elem.\n");
		goto error;
	}
	p0->msgid = mid;
	p0->flag |= MS_MSG_SENT;

	if(p1)
	{
		p1->next = p0;
		p0->prev = p1;
		goto done;
	}

	ml->lsent = p0;

done:
	ml->nrsent++;
	lock_release(&ml->sem_sent);
	LM_DBG("msg added to sent list.\n");
	return MSG_LIST_OK;
exist:
	lock_release(&ml->sem_sent);
	LM_DBG("msg already in sent list.\n");
	return MSG_LIST_EXIST;
error:
	lock_release(&ml->sem_sent);
errorx:
	return MSG_LIST_ERR;
}

/**
 * set flag for message with mid