Fix functions and logic.
Add new functions Add logic into AC for create/destroy station
This commit is contained in:
vemax78
@ -3,46 +3,123 @@
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#include "ac_wlans.h"
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/* */
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struct ac_wlans* ac_wlans_init(void) {
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struct ac_wlans* wlans;
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static void ac_stations_delete_station_from_global_cache(struct ac_session_t* session, uint8_t* address) {
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struct ac_session_t* ownersession;
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ASSERT(session != NULL);
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ASSERT(address != NULL);
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/* */
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wlans = (struct ac_wlans*)capwap_alloc(sizeof(struct ac_wlans));
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memset(wlans, 0, sizeof(struct ac_wlans));
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capwap_rwlock_wrlock(&g_ac.stationslock);
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return wlans;
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/* Can delete global reference only if match session handler */
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ownersession = (struct ac_session_t*)capwap_hash_search(g_ac.stations, address);
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if (ownersession == session) {
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capwap_hash_delete(g_ac.stations, address);
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}
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capwap_rwlock_exit(&g_ac.stationslock);
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}
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/* */
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void ac_wlans_destroy(struct ac_wlans* wlans) {
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int i;
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static void ac_stations_destroy_station(struct ac_session_t* session, struct ac_station* station) {
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char buffer[CAPWAP_MACADDRESS_EUI48_BUFFER];
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ASSERT(wlans != NULL);
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ASSERT(session != NULL);
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ASSERT(station != NULL);
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/* */
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capwap_logging_info("Destroy station: %s", capwap_printf_macaddress(buffer, station->address, MACADDRESS_EUI48_LENGTH));
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/* Remove reference from Global Cache Stations List */
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ac_stations_delete_station_from_global_cache(session, station->address);
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/* Remove reference from WLAN */
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if (station->wlan) {
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capwap_itemlist_remove(station->wlan->stations, station->wlanitem);
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}
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/* */
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capwap_hash_delete(session->wlans->stations, station->address);
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/* Free station reference with itemlist */
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capwap_itemlist_free(station->wlanitem);
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}
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/* */
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static unsigned long ac_wlans_item_gethash(const void* key, unsigned long keysize, unsigned long hashsize) {
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uint8_t* macaddress = (uint8_t*)key;
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ASSERT(keysize == MACADDRESS_EUI48_LENGTH);
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return (unsigned long)(macaddress[3] ^ macaddress[4] ^ macaddress[5]);
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}
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/* */
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static void ac_stations_reset_station(struct ac_station* station, struct ac_wlan* wlan) {
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ASSERT(station != NULL);
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ASSERT(wlan != NULL);
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/* Remove reference from current WLAN */
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if (station->wlan) {
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capwap_itemlist_remove(station->wlan->stations, station->wlanitem);
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}
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/* Set WLAN */
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station->wlan = wlan;
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capwap_itemlist_insert_after(wlan->stations, NULL, station->wlanitem);
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}
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/* */
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void ac_wlans_init(struct ac_session_t* session) {
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ASSERT(session != NULL);
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/* */
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session->wlans = (struct ac_wlans*)capwap_alloc(sizeof(struct ac_wlans));
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memset(session->wlans, 0, sizeof(struct ac_wlans));
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/* */
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session->wlans->stations = capwap_hash_create(AC_WLANS_STATIONS_HASH_SIZE, AC_WLANS_STATIONS_KEY_SIZE, ac_wlans_item_gethash, NULL, NULL);
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}
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/* */
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void ac_wlans_destroy(struct ac_session_t* session) {
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int i;
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struct capwap_list* items;
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ASSERT(session != NULL);
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ASSERT(session->wlans != NULL);
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/* */
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for (i = 0; i < RADIOID_MAX_COUNT; i++) {
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if (wlans->wlans[i]) {
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while (wlans->wlans[i]->first) {
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struct ac_wlan* wlan = (struct ac_wlan*)wlans->wlans[i]->first->item;
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if (session->wlans->wlans[i]) {
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items = session->wlans->wlans[i];
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/* Delete WLAN */
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ac_wlans_delete_bssid(wlans, i + 1, wlan->bssid);
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/* Delete WLANS */
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while (items->first) {
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ac_wlans_delete_bssid(session, i + 1, ((struct ac_wlan*)items->first->item)->bssid);
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}
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/* TODO */
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capwap_list_free(wlans->wlans[i]);
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}
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/* */
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capwap_list_free(items);
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}
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}
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capwap_free(wlans);
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/* */
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ASSERT(session->wlans->stations->count == 0);
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/* */
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capwap_hash_free(session->wlans->stations);
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capwap_free(session->wlans);
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}
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/* */
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struct ac_wlan* ac_wlans_create_bssid(struct ac_wlans* wlans, uint8_t radioid, uint8_t wlanid, uint8_t* bssid) {
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struct ac_wlan* ac_wlans_create_bssid(struct ac_session_t* session, uint8_t radioid, uint8_t wlanid, const uint8_t* bssid) {
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struct ac_wlan* wlan;
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struct capwap_list_item* wlanitem;
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ASSERT(wlans != NULL);
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ASSERT(session != NULL);
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ASSERT(session->wlans != NULL);
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ASSERT(IS_VALID_RADIOID(radioid));
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ASSERT(IS_VALID_WLANID(wlanid));
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ASSERT(bssid != NULL);
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@ -54,32 +131,34 @@ struct ac_wlan* ac_wlans_create_bssid(struct ac_wlans* wlans, uint8_t radioid, u
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/* Init WLAN */
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memcpy(wlan->bssid, bssid, MACADDRESS_EUI48_LENGTH);
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wlan->radioid = radioid;
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wlan->wlanid = wlanid;
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wlan->stations = capwap_list_create();
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/* Create WLAN list */
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if (!wlans->wlans[radioid - 1]) {
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wlans->wlans[radioid - 1] = capwap_list_create();
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if (!session->wlans->wlans[radioid - 1]) {
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session->wlans->wlans[radioid - 1] = capwap_list_create();
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}
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/* Append WLAN to list */
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capwap_itemlist_insert_after(wlans->wlans[radioid - 1], NULL, wlanitem);
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capwap_itemlist_insert_after(session->wlans->wlans[radioid - 1], NULL, wlanitem);
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return wlan;
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}
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/* */
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struct ac_wlan* ac_wlans_get_bssid(struct ac_wlans* wlans, uint8_t radioid, uint8_t* bssid) {
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struct ac_wlan* ac_wlans_get_bssid(struct ac_session_t* session, uint8_t radioid, const uint8_t* bssid) {
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struct capwap_list_item* search;
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struct ac_wlan* wlan = NULL;
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ASSERT(wlans != NULL);
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ASSERT(session != NULL);
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ASSERT(session->wlans != NULL);
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ASSERT(IS_VALID_RADIOID(radioid));
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ASSERT(bssid != NULL);
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/* */
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if (wlans->wlans[radioid - 1]) {
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search = wlans->wlans[radioid - 1]->first;
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if (session->wlans->wlans[radioid - 1]) {
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search = session->wlans->wlans[radioid - 1]->first;
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while (search) {
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struct ac_wlan* item = (struct ac_wlan*)search->item;
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@ -97,17 +176,18 @@ struct ac_wlan* ac_wlans_get_bssid(struct ac_wlans* wlans, uint8_t radioid, uint
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}
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/* */
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struct ac_wlan* ac_wlans_get_bssid_with_wlanid(struct ac_wlans* wlans, uint8_t radioid, uint8_t wlanid) {
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struct ac_wlan* ac_wlans_get_bssid_with_wlanid(struct ac_session_t* session, uint8_t radioid, uint8_t wlanid) {
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struct capwap_list_item* search;
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struct ac_wlan* wlan = NULL;
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ASSERT(wlans != NULL);
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ASSERT(session != NULL);
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ASSERT(session->wlans != NULL);
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ASSERT(IS_VALID_RADIOID(radioid));
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ASSERT(IS_VALID_WLANID(wlanid));
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/* */
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if (wlans->wlans[radioid - 1]) {
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search = wlans->wlans[radioid - 1]->first;
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if (session->wlans->wlans[radioid - 1]) {
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search = session->wlans->wlans[radioid - 1]->first;
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while (search) {
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struct ac_wlan* item = (struct ac_wlan*)search->item;
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@ -125,7 +205,7 @@ struct ac_wlan* ac_wlans_get_bssid_with_wlanid(struct ac_wlans* wlans, uint8_t r
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}
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/* */
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static void ac_wlans_destroy_bssid(struct ac_wlan* wlan) {
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static void ac_wlans_destroy_bssid(struct ac_session_t* session, struct ac_wlan* wlan) {
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/* Free capability */
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if (wlan->key) {
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capwap_free(wlan->key);
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@ -136,26 +216,32 @@ static void ac_wlans_destroy_bssid(struct ac_wlan* wlan) {
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}
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/* Remove stations */
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while (wlan->stations->first) {
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ac_stations_destroy_station(session, (struct ac_station*)wlan->stations->first->item);
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}
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/* */
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capwap_list_free(wlan->stations);
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}
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/* */
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void ac_wlans_delete_bssid(struct ac_wlans* wlans, uint8_t radioid, uint8_t* bssid) {
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void ac_wlans_delete_bssid(struct ac_session_t* session, uint8_t radioid, const uint8_t* bssid) {
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struct capwap_list_item* search;
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ASSERT(wlans != NULL);
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ASSERT(session != NULL);
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ASSERT(session->wlans != NULL);
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ASSERT(IS_VALID_RADIOID(radioid));
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ASSERT(bssid != NULL);
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/* */
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if (wlans->wlans[radioid - 1]) {
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search = wlans->wlans[radioid - 1]->first;
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if (session->wlans->wlans[radioid - 1]) {
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search = session->wlans->wlans[radioid - 1]->first;
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while (search) {
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struct ac_wlan* item = (struct ac_wlan*)search->item;
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if (!memcmp(bssid, item->bssid, MACADDRESS_EUI48_LENGTH)) {
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ac_wlans_destroy_bssid(item);
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capwap_itemlist_free(capwap_itemlist_remove(wlans->wlans[radioid - 1], search));
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ac_wlans_destroy_bssid(session, item);
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capwap_itemlist_free(capwap_itemlist_remove(session->wlans->wlans[radioid - 1], search));
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break;
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}
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@ -189,3 +275,97 @@ void ac_wlans_set_bssid_capability(struct ac_wlan* wlan, struct capwap_80211_add
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wlan->suppressssid = addwlan->suppressssid;
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wlan->ssid = (uint8_t*)capwap_duplicate_string((const char*)addwlan->ssid);
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}
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/* */
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struct ac_station* ac_stations_get_station(struct ac_session_t* session, uint8_t radioid, const uint8_t* bssid, const uint8_t* address) {
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struct ac_station* station;
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ASSERT(session != NULL);
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ASSERT(session->wlans != NULL);
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ASSERT(IS_VALID_RADIOID(radioid));
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ASSERT(bssid != NULL);
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ASSERT(address != NULL);
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/* Get station */
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station = (struct ac_station*)capwap_hash_search(session->wlans->stations, address);
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if (station && (radioid == station->wlan->radioid) && !memcmp(bssid, station->wlan->bssid, MACADDRESS_EUI48_LENGTH)) {
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return station;
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}
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return NULL;
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}
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/* */
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struct ac_station* ac_stations_create_station(struct ac_session_t* session, uint8_t radioid, const uint8_t* bssid, const uint8_t* address) {
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char buffer1[CAPWAP_MACADDRESS_EUI48_BUFFER];
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char buffer2[CAPWAP_MACADDRESS_EUI48_BUFFER];
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struct ac_wlan* wlan;
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struct ac_session_t* ownersession;
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struct ac_station* station;
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struct capwap_list_item* stationitem;
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ASSERT(session != NULL);
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ASSERT(session->wlans != NULL);
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ASSERT(IS_VALID_RADIOID(radioid));
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ASSERT(bssid != NULL);
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ASSERT(address != NULL);
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/* */
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capwap_printf_macaddress(buffer1, bssid, MACADDRESS_EUI48_LENGTH);
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capwap_printf_macaddress(buffer2, address, MACADDRESS_EUI48_LENGTH);
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capwap_logging_info("Create station to radioid: %d, bssid: %s, station address: %s", (int)radioid, buffer1, buffer2);
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/* Get session that owns the station */
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capwap_rwlock_rdlock(&g_ac.stationslock);
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ownersession = (struct ac_session_t*)capwap_hash_search(g_ac.stations, address);
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capwap_rwlock_exit(&g_ac.stationslock);
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/* If request change owner of station */
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if (ownersession != session) {
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/* Release station from old owner */
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if (ownersession) {
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ac_session_send_action(ownersession, AC_SESSION_ACTION_ROAMING_STATION, 0, (void*)address, MACADDRESS_EUI48_LENGTH);
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}
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/* Set station into Global Cache Stations List */
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capwap_rwlock_wrlock(&g_ac.stationslock);
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capwap_hash_add(g_ac.stations, address, session);
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capwap_rwlock_exit(&g_ac.stationslock);
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}
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/* */
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wlan = ac_wlans_get_bssid(session, radioid, bssid);
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station = (struct ac_station*)capwap_hash_search(session->wlans->stations, address);
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if (!station) {
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stationitem = capwap_itemlist_create(sizeof(struct ac_station));
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station = (struct ac_station*)stationitem->item;
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memset(station, 0, sizeof(struct ac_station));
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/* */
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memcpy(station->address, address, MACADDRESS_EUI48_LENGTH);
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station->wlanitem = stationitem;
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/* */
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capwap_hash_add(session->wlans->stations, address, station);
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}
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/* Set station to WLAN */
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ac_stations_reset_station(station, wlan);
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return station;
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}
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/* */
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void ac_stations_delete_station(struct ac_session_t* session, const uint8_t* address) {
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struct ac_station* station;
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ASSERT(session != NULL);
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ASSERT(session->wlans != NULL);
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ASSERT(address != NULL);
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/* Delete station */
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station = (struct ac_station*)capwap_hash_search(session->wlans->stations, address);
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if (station) {
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ac_stations_destroy_station(session, station);
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}
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}
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Block a user