Started implementing the packet management of IEEE802.11 by AC side.

Made it clear some constants.

src/ac/ac_wlans.c

@@ -0,0 +1,191 @@
+#include "ac.h"
+#include "ac_session.h"
+#include "ac_wlans.h"
+
+/* */
+struct ac_wlans* ac_wlans_init(void) {
+	struct ac_wlans* wlans;
+
+	/* */
+	wlans = (struct ac_wlans*)capwap_alloc(sizeof(struct ac_wlans));
+	memset(wlans, 0, sizeof(struct ac_wlans));
+
+	return wlans;
+}
+
+/* */
+void ac_wlans_destroy(struct ac_wlans* wlans) {
+	int i;
+
+	ASSERT(wlans != NULL);
+
+	/* */
+	for (i = 0; i < RADIOID_MAX_COUNT; i++) {
+		if (wlans->wlans[i]) {
+			while (wlans->wlans[i]->first) {
+				struct ac_wlan* wlan = (struct ac_wlan*)wlans->wlans[i]->first->item;
+
+				/* Delete WLAN */
+				ac_wlans_delete_bssid(wlans, i + 1, wlan->bssid);
+			}
+			
+			/* TODO */
+			capwap_list_free(wlans->wlans[i]);
+		}
+	}
+
+	capwap_free(wlans);
+}
+
+/* */
+struct ac_wlan* ac_wlans_create_bssid(struct ac_wlans* wlans, uint8_t radioid, uint8_t wlanid, uint8_t* bssid) {
+	struct ac_wlan* wlan;
+	struct capwap_list_item* wlanitem;
+
+	ASSERT(wlans != NULL);
+	ASSERT(IS_VALID_RADIOID(radioid));
+	ASSERT(IS_VALID_WLANID(wlanid));
+	ASSERT(bssid != NULL);
+
+	/* */
+	wlanitem = capwap_itemlist_create(sizeof(struct ac_wlan));
+	wlan = (struct ac_wlan*)wlanitem->item;
+	memset(wlan, 0, sizeof(struct ac_wlan));
+
+	/* Init WLAN */
+	memcpy(wlan->bssid, bssid, MACADDRESS_EUI48_LENGTH);
+	wlan->wlanid = wlanid;
+	wlan->stations = capwap_list_create();
+
+	/* Create WLAN list */
+	if (!wlans->wlans[radioid - 1]) {
+		wlans->wlans[radioid - 1] = capwap_list_create();
+	}
+
+	/* Append WLAN to list */
+	capwap_itemlist_insert_after(wlans->wlans[radioid - 1], NULL, wlanitem);
+
+	return wlan;
+}
+
+/* */
+struct ac_wlan* ac_wlans_get_bssid(struct ac_wlans* wlans, uint8_t radioid, uint8_t* bssid) {
+	struct capwap_list_item* search;
+	struct ac_wlan* wlan = NULL;
+
+	ASSERT(wlans != NULL);
+	ASSERT(IS_VALID_RADIOID(radioid));
+	ASSERT(bssid != NULL);
+
+	/* */
+	if (wlans->wlans[radioid - 1]) {
+		search = wlans->wlans[radioid - 1]->first;
+		while (search) {
+			struct ac_wlan* item = (struct ac_wlan*)search->item;
+
+			if (!memcmp(bssid, item->bssid, MACADDRESS_EUI48_LENGTH)) {
+				wlan = item;
+				break;
+			}
+
+			/* Next */
+			search = search->next;
+		}
+	}
+
+	return wlan;
+}
+
+/* */
+struct ac_wlan* ac_wlans_get_bssid_with_wlanid(struct ac_wlans* wlans, uint8_t radioid, uint8_t wlanid) {
+	struct capwap_list_item* search;
+	struct ac_wlan* wlan = NULL;
+
+	ASSERT(wlans != NULL);
+	ASSERT(IS_VALID_RADIOID(radioid));
+	ASSERT(IS_VALID_WLANID(wlanid));
+
+	/* */
+	if (wlans->wlans[radioid - 1]) {
+		search = wlans->wlans[radioid - 1]->first;
+		while (search) {
+			struct ac_wlan* item = (struct ac_wlan*)search->item;
+
+			if (wlanid == item->wlanid) {
+				wlan = item;
+				break;
+			}
+
+			/* Next */
+			search = search->next;
+		}
+	}
+
+	return wlan;
+}
+
+/* */
+static void ac_wlans_destroy_bssid(struct ac_wlan* wlan) {
+	/* Free capability */
+	if (wlan->key) {
+		capwap_free(wlan->key);
+	}
+
+	if (wlan->ssid) {
+		capwap_free(wlan->ssid);
+	}
+
+	/* Remove stations */
+	capwap_list_free(wlan->stations);
+}
+
+/* */
+void ac_wlans_delete_bssid(struct ac_wlans* wlans, uint8_t radioid, uint8_t* bssid) {
+	struct capwap_list_item* search;
+
+	ASSERT(wlans != NULL);
+	ASSERT(IS_VALID_RADIOID(radioid));
+	ASSERT(bssid != NULL);
+
+	/* */
+	if (wlans->wlans[radioid - 1]) {
+		search = wlans->wlans[radioid - 1]->first;
+		while (search) {
+			struct ac_wlan* item = (struct ac_wlan*)search->item;
+
+			if (!memcmp(bssid, item->bssid, MACADDRESS_EUI48_LENGTH)) {
+				ac_wlans_destroy_bssid(item);
+				capwap_itemlist_free(capwap_itemlist_remove(wlans->wlans[radioid - 1], search));
+				break;
+			}
+
+			/* Next */
+			search = search->next;
+		}
+	}
+}
+
+/* */
+void ac_wlans_set_bssid_capability(struct ac_wlan* wlan, struct capwap_80211_addwlan_element* addwlan) {
+	ASSERT(wlan != NULL);
+	ASSERT(addwlan != NULL);
+
+	wlan->capability = addwlan->capability;
+
+	wlan->keyindex = addwlan->keyindex;
+	wlan->keystatus = addwlan->keystatus;
+	wlan->keylength = addwlan->keylength;
+	if (addwlan->key && (addwlan->keylength > 0)) {
+		wlan->key = (uint8_t*)capwap_clone(addwlan->key, wlan->keylength);
+	}
+
+	memcpy(wlan->grouptsc, addwlan->grouptsc, CAPWAP_ADD_WLAN_GROUPTSC_LENGTH);
+
+	wlan->qos = addwlan->qos;
+	wlan->authmode = addwlan->authmode;
+	wlan->macmode = addwlan->macmode;
+	wlan->tunnelmode = addwlan->tunnelmode;
+
+	wlan->suppressssid = addwlan->suppressssid;
+	wlan->ssid = (uint8_t*)capwap_duplicate_string((const char*)addwlan->ssid);
+}