cw_aciplist_t get_aciplist()
{
int i=0;
cw_aciplist_t aciplist = cw_aciplist_create();
if(!aciplist)
return 0;
for (i=0; i<socklist_len; i++) {
if (socklist[i].type != SOCKLIST_UNICAST_SOCKET)
break;
struct sockaddr_storage sa;
unsigned int salen=sizeof(sa);
if ( getsockname(socklist[i].sockfd,(struct sockaddr*)&sa,&salen)<0)
continue;
cw_acip_t * acip;
acip = malloc(sizeof(cw_acip_t));
if (!acip)
continue;
sock_copyaddr(&acip->ip,(struct sockaddr*)&sa);
if (acip->ip.ss_family == AF_INET)
acip->wtp_count=11;
else
acip->wtp_count=3;
// printf ("Adding IP %s\n",sock_addr2str(&acip->ip));
cw_aciplist_add(aciplist,acip);
}
return aciplist;
}
cw_aciplist_t cw_select_ac(struct conn *conn, mbag_t discs)
{
/* create a list for results */
cw_aciplist_t resultlist=cw_aciplist_create();
if (!resultlist)
return NULL;
if (!discs)
return resultlist;
/*
cw_aciplist_t aciplist = cw_aciplist_create();
if (!aciplist) {
cw_log(LOG_ERROR, "Can't allocate aciplist");
return NULL;
}
*/
/* get the AC Name with Priority list */
cw_acpriolist_t priolist;
priolist = mbag_get_mavl(conn->config, CW_ITEM_AC_NAME_WITH_PRIORITY);
if (!priolist )
priolist=cw_acpriolist_create();
/* for each discovery reponse */
DEFINE_AVLITER(i, discs);
avliter_foreach(&i){
mbag_t ac = ((mbag_item_t *) (avliter_get(&i)))->data;
/* get the ac name */
char *ac_name = mbag_get_str(ac, CW_ITEM_AC_NAME,NULL);
int prio = 256;
if (ac_name) {
/* See if we can find AC Name in Priority List */
if (priolist)
prio = cw_acpriolist_get(priolist, ac_name);
}
/* get the IP list, the current AC has sent */
cw_aciplist_t acips =
mbag_get_mavl(ac, CW_ITEM_CAPWAP_CONTROL_IP_ADDRESS_LIST);
if (!acips)
continue;
/* for each IP from the current AC add it to the result list
* and give it the priority whe have determined */
DEFINE_AVLITER(i2, acips);
avliter_foreach(&i2){
cw_acip_t *acip = avliter_get(&i2);
cw_acip_t *n = malloc(sizeof(cw_acip_t));
memcpy(n,acip,sizeof(cw_acip_t));
/* we missuse the wtp_count to sort by
* priority and wp_count */
n->wtp_count |= prio<<16;
cw_aciplist_del(resultlist,n);
cw_aciplist_add(resultlist,n);
}
}
return resultlist;
}