void wtp_radio_close(void)
{
int i;
ASSERT(g_wtp.radios != NULL);
for (i = 0; i < g_wtp.radios->count; i++) {
struct wtp_radio* radio =
(struct wtp_radio*)capwap_array_get_item_pointer(g_wtp.radios, i);
if (radio->antenna.selections) {
capwap_array_free(radio->antenna.selections);
}
for (i = 0; i < radio->wlan->count; i++) {
struct wtp_radio_wlan *wlan =
(struct wtp_radio_wlan *)capwap_array_get_item_pointer(radio->wlan, i);
/* Destroy BSS interface */
if (wlan->wlanhandle)
wifi_wlan_destroy(wlan->wlanhandle);
}
capwap_array_free(radio->wlan);
}
capwap_array_resize(g_wtp.radios, 0);
}
static void capwap_acipv6list_element_free(void* data) {
struct capwap_acipv6list_element* element = (struct capwap_acipv6list_element*)data;
ASSERT(data != NULL);
capwap_array_free(element->addresses);
capwap_free(data);
}
static void capwap_80211_antenna_element_free(void* data) {
struct capwap_80211_antenna_element* element = (struct capwap_80211_antenna_element*)data;
ASSERT(data != NULL);
ASSERT(element->selections != NULL);
capwap_array_free(element->selections);
capwap_free(data);
}
void wtp_radio_free(void) {
ASSERT(g_wtp.radios != NULL);
if (g_wtp.radios->count > 0) {
wtp_radio_close();
}
capwap_array_free(g_wtp.radios);
capwap_hash_free(g_wtp.aclstations);
}
static void capwap_acdescriptor_element_free(void* data) {
int i;
struct capwap_acdescriptor_element* element = (struct capwap_acdescriptor_element*)data;
ASSERT(element != NULL);
ASSERT(element->descsubelement != NULL);
/* */
for (i = 0; i < element->descsubelement->count; i++) {
struct capwap_acdescriptor_desc_subelement* desc = (struct capwap_acdescriptor_desc_subelement*)capwap_array_get_item_pointer(element->descsubelement, i);
if (desc->data) {
capwap_free(desc->data);
}
}
capwap_array_free(element->descsubelement);
capwap_free(data);
}
void capwap_free_parsed_packet(struct capwap_parsed_packet* packet) {
int i;
struct capwap_list_item* itemlist;
struct capwap_message_element_itemlist* messageelement;
const struct capwap_message_elements_ops* msgops;
ASSERT(packet != NULL);
if (packet->rxmngpacket && packet->messages) {
itemlist = packet->messages->first;
while (itemlist) {
messageelement = (struct capwap_message_element_itemlist*)itemlist->item;
if (messageelement->data) {
msgops = capwap_get_message_element_ops(messageelement->id);
if (messageelement->category == CAPWAP_MESSAGE_ELEMENT_SINGLE) {
msgops->free(messageelement->data);
} else if (messageelement->category == CAPWAP_MESSAGE_ELEMENT_ARRAY) {
struct capwap_array* arraymessageelement = (struct capwap_array*)messageelement->data;
for (i = 0; i < arraymessageelement->count; i++) {
msgops->free(*(void**)capwap_array_get_item_pointer(arraymessageelement, i));
}
/* */
capwap_array_free(arraymessageelement);
}
}
/* */
itemlist = itemlist->next;
}
/* */
packet->rxmngpacket = NULL;
capwap_list_free(packet->messages);
packet->messages = NULL;
}
}
/* Release reference of session */
static void ac_session_destroy(struct ac_session_t* session) {
#ifdef DEBUG
char sessionname[33];
#endif
ASSERT(session != NULL);
#ifdef DEBUG
capwap_sessionid_printf(&session->sessionid, sessionname);
capwap_logging_debug("Release Session AC %s", sessionname);
#endif
/* Release last reference */
capwap_lock_enter(&session->sessionlock);
session->count--;
/* Terminate SOAP request pending */
if (session->soaprequest) {
ac_soapclient_shutdown_request(session->soaprequest);
}
/* Check if all reference is release */
while (session->count > 0) {
#ifdef DEBUG
capwap_logging_debug("Wait for release Session AC %s (count=%d)", sessionname, session->count);
#endif
/* */
capwap_event_reset(&session->changereference);
capwap_lock_exit(&session->sessionlock);
/* Wait */
capwap_event_wait(&session->changereference);
capwap_lock_enter(&session->sessionlock);
}
capwap_lock_exit(&session->sessionlock);
/* Close data channel */
ac_kmod_delete_datasession(&session->sessionid);
/* Free DTSL Control */
capwap_crypt_freesession(&session->dtls);
/* Free resource */
while (session->packets->count > 0) {
capwap_itemlist_free(capwap_itemlist_remove_head(session->packets));
}
/* Free WLANS */
ac_wlans_destroy(session);
/* */
capwap_event_destroy(&session->changereference);
capwap_event_destroy(&session->waitpacket);
capwap_lock_destroy(&session->sessionlock);
capwap_list_free(session->action);
capwap_list_free(session->packets);
/* Free fragments packet */
if (session->rxmngpacket) {
capwap_packet_rxmng_free(session->rxmngpacket);
}
capwap_list_free(session->requestfragmentpacket);
capwap_list_free(session->responsefragmentpacket);
capwap_list_free(session->notifyevent);
capwap_timeout_free(session->timeout);
/* Free DFA resource */
capwap_array_free(session->dfa.acipv4list.addresses);
capwap_array_free(session->dfa.acipv6list.addresses);
if (session->wtpid) {
capwap_free(session->wtpid);
}
/* Free item */
capwap_itemlist_free(session->itemlist);
}
int wtp_radio_setconfiguration(struct capwap_parsed_packet* packet)
{
int i;
int result = 0;
struct capwap_array* updateitems;
ASSERT(packet != NULL);
/* */
updateitems = capwap_array_create(sizeof(struct wtp_update_configuration_item), 0, 1);
/* */
switch (GET_WBID_HEADER(packet->rxmngpacket->header)) {
case CAPWAP_WIRELESS_BINDING_IEEE80211:
wtp_radio_setconfiguration_80211(packet, updateitems);
break;
}
log_printf(LOG_DEBUG, "wtp_radio_setconfiguration result #1: %d", result);
/* Update radio frequency */
for (i = 0; (i < updateitems->count) && !result; i++) {
struct wtp_update_configuration_item* item =
(struct wtp_update_configuration_item*)capwap_array_get_item_pointer(updateitems, i);
switch (item->type) {
case WTP_UPDATE_FREQUENCY_DSSS:
result = wifi_device_setfrequency(item->radio->devicehandle, WIFI_BAND_2GHZ,
item->radio->radioinformation.radiotype,
item->radio->directsequencecontrol.currentchannel);
break;
case WTP_UPDATE_FREQUENCY_OFDM:
result = wifi_device_setfrequency(item->radio->devicehandle, WIFI_BAND_5GHZ,
item->radio->radioinformation.radiotype,
item->radio->ofdmcontrol.currentchannel);
break;
}
}
log_printf(LOG_DEBUG, "wtp_radio_setconfiguration result #2: %d", result);
/* Update radio configuration */
for (i = 0; (i < updateitems->count) && !result; i++) {
struct wtp_update_configuration_item* item =
(struct wtp_update_configuration_item*)capwap_array_get_item_pointer(updateitems, i);
switch (item->type) {
case WTP_UPDATE_RATES:
result = wifi_device_updaterates(item->radio->devicehandle,
item->radio->rateset.rateset,
item->radio->rateset.ratesetcount);
break;
case WTP_UPDATE_CONFIGURATION: {
struct device_setconfiguration_params params;
memset(¶ms, 0, sizeof(struct device_setconfiguration_params));
params.shortpreamble = ((item->radio->radioconfig.shortpreamble == CAPWAP_WTP_RADIO_CONF_SHORTPREAMBLE_ENABLE) ? 1 : 0);
params.maxbssid = item->radio->radioconfig.maxbssid;
params.dtimperiod = item->radio->radioconfig.dtimperiod;
memcpy(params.bssid, item->radio->radioconfig.bssid, ETH_ALEN);
params.beaconperiod = item->radio->radioconfig.beaconperiod;
memcpy(params.country, item->radio->radioconfig.country, WIFI_COUNTRY_LENGTH);
result = wifi_device_setconfiguration(item->radio->devicehandle, ¶ms);
break;
}
case WTP_UPDATE_TX_QUEUE:
result = wifi_device_settxqueue(item->radio->devicehandle, &item->radio->qos);
break;
}
}
log_printf(LOG_DEBUG, "wtp_radio_setconfiguration result #3: %d", result);
/* */
capwap_array_free(updateitems);
return result;
}
static uint32_t ac_dfa_state_join_create_response(struct ac_session_t* session, struct capwap_parsed_packet* packet, struct ac_soap_response* response, struct capwap_packet_txmng* txmngpacket) {
int i;
int j;
int length;
struct json_object* jsonroot;
struct json_object* jsonelement;
struct capwap_list* controllist;
struct capwap_list_item* item;
unsigned short binding = GET_WBID_HEADER(packet->rxmngpacket->header);
/* Receive SOAP response with JSON result
{
WTPRadioInformation: [
<IEEE 802.11 BINDING>
IEEE80211WTPRadioInformation: {
RadioID: [int],
Mode: [int]
}
]
ACIPv4List: [
{
ACIPAddress: [string]
}
],
ACIPv6List: [
{
ACIPAddress: [string]
}
]
<IEEE 802.11 BINDING>
WTPRadio: [
{
RadioID: [int],
IEEE80211WTPRadioInformation: {
Mode: [int]
}
}
]
}
*/
/* Add message elements response, every local value can be overwrite from backend server */
jsonroot = ac_soapclient_parse_json_response(response);
if (!jsonroot) {
return CAPWAP_RESULTCODE_FAILURE;
}
/* AC Descriptor */
ac_update_statistics();
capwap_packet_txmng_add_message_element(txmngpacket, CAPWAP_ELEMENT_ACDESCRIPTION, &g_ac.descriptor);
/* AC Name */
capwap_packet_txmng_add_message_element(txmngpacket, CAPWAP_ELEMENT_ACNAME, &g_ac.acname);
/* WTP Radio Information */
if (binding == CAPWAP_WIRELESS_BINDING_IEEE80211) {
struct ac_json_ieee80211_wtpradio wtpradio;
struct capwap_array* wtpradioinformation = (struct capwap_array*)capwap_get_message_element_data(packet, CAPWAP_ELEMENT_80211_WTPRADIOINFORMATION);
/* */
ac_json_ieee80211_init(&wtpradio);
/* */
jsonelement = compat_json_object_object_get(jsonroot, IEEE80211_BINDING_JSON_ROOT);
if (jsonelement) {
ac_json_ieee80211_parsingjson(&wtpradio, jsonelement);
}
/* Copy WTP Radio Information if not present into SOAP response */
for (i = 0; i < wtpradioinformation->count; i++) {
ac_json_ieee80211_addmessageelement(&wtpradio, CAPWAP_ELEMENT_80211_WTPRADIOINFORMATION, *(struct capwap_80211_wtpradioinformation_element**)capwap_array_get_item_pointer(wtpradioinformation, i), 0);
}
/* */
ac_json_ieee80211_buildpacket(&wtpradio, txmngpacket);
/* Free resource */
ac_json_ieee80211_free(&wtpradio);
}
/* ECN Support */
capwap_packet_txmng_add_message_element(txmngpacket, CAPWAP_ELEMENT_ECNSUPPORT, &session->dfa.ecn);
/* Get information from any local address */
controllist = capwap_list_create();
ac_get_control_information(controllist);
/* CAPWAP Control IP Address */
for (item = controllist->first; item != NULL; item = item->next) {
struct ac_session_control* sessioncontrol = (struct ac_session_control*)item->item;
if (sessioncontrol->localaddress.ss.ss_family == AF_INET) {
struct capwap_controlipv4_element element;
memcpy(&element.address, &((struct sockaddr_in*)&sessioncontrol->localaddress)->sin_addr, sizeof(struct in_addr));
element.wtpcount = sessioncontrol->count;
capwap_packet_txmng_add_message_element(txmngpacket, CAPWAP_ELEMENT_CONTROLIPV4, &element);
} else if (sessioncontrol->localaddress.ss.ss_family == AF_INET6) {
struct capwap_controlipv6_element element;
memcpy(&element.address, &((struct sockaddr_in6*)&sessioncontrol->localaddress)->sin6_addr, sizeof(struct in6_addr));
element.wtpcount = sessioncontrol->count;
capwap_packet_txmng_add_message_element(txmngpacket, CAPWAP_ELEMENT_CONTROLIPV6, &element);
}
}
capwap_list_free(controllist);
/* CAPWAP Local IP Address */
if (session->dtls.localaddr.ss.ss_family == AF_INET) {
struct capwap_localipv4_element addr;
memcpy(&addr.address, &session->dtls.localaddr.sin.sin_addr, sizeof(struct in_addr));
capwap_packet_txmng_add_message_element(txmngpacket, CAPWAP_ELEMENT_LOCALIPV4, &addr);
} else if (session->dtls.localaddr.ss.ss_family == AF_INET6) {
struct capwap_localipv6_element addr;
memcpy(&addr.address, &session->dtls.localaddr.sin6.sin6_addr, sizeof(struct in6_addr));
capwap_packet_txmng_add_message_element(txmngpacket, CAPWAP_ELEMENT_LOCALIPV6, &addr);
}
/* ACIPv4List */
jsonelement = NULL;
if (jsonroot) {
jsonelement = compat_json_object_object_get(jsonroot, "ACIPv4List");
if (jsonelement && (json_object_get_type(jsonelement) == json_type_array)) {
length = json_object_array_length(jsonelement);
} else {
jsonelement = NULL;
}
}
if (jsonelement) {
struct capwap_acipv4list_element* responseacipv4list;
responseacipv4list = (struct capwap_acipv4list_element*)capwap_alloc(sizeof(struct capwap_acipv4list_element));
responseacipv4list->addresses = capwap_array_create(sizeof(struct in_addr), 0, 0);
for (j = 0; j < length; j++) {
struct json_object* jsonvalue = json_object_array_get_idx(jsonelement, j);
if (jsonvalue && (json_object_get_type(jsonvalue) == json_type_object)) {
struct json_object* jsonitem;
/* ACIPAddress */
jsonitem = compat_json_object_object_get(jsonvalue, "ACIPAddress");
if (jsonitem && (json_object_get_type(jsonitem) == json_type_string)) {
const char* value = json_object_get_string(jsonitem);
if (value) {
union sockaddr_capwap address;
if (capwap_address_from_string(value, &address)) {
/* Accept only IPv4 address */
if (address.ss.ss_family == AF_INET) {
struct in_addr* responseaddress_in = (struct in_addr*)capwap_array_get_item_pointer(responseacipv4list->addresses, responseacipv4list->addresses->count);
memcpy(responseaddress_in, &address.sin.sin_addr, sizeof(struct in_addr));
}
}
}
}
}
}
if (responseacipv4list->addresses->count > 0) {
capwap_packet_txmng_add_message_element(txmngpacket, CAPWAP_ELEMENT_ACIPV4LIST, responseacipv4list);
}
capwap_array_free(responseacipv4list->addresses);
capwap_free(responseacipv4list);
} else if (session->dfa.acipv4list.addresses->count > 0) {
capwap_packet_txmng_add_message_element(txmngpacket, CAPWAP_ELEMENT_ACIPV4LIST, &session->dfa.acipv4list);
}
/* ACIPv6List */
jsonelement = NULL;
if (jsonroot) {
jsonelement = compat_json_object_object_get(jsonroot, "ACIPv6List");
if (jsonelement && (json_object_get_type(jsonelement) == json_type_array)) {
length = json_object_array_length(jsonelement);
} else {
jsonelement = NULL;
}
}
if (jsonelement) {
int j;
struct capwap_acipv6list_element* responseacipv6list;
responseacipv6list = (struct capwap_acipv6list_element*)capwap_alloc(sizeof(struct capwap_acipv6list_element));
responseacipv6list->addresses = capwap_array_create(sizeof(struct in6_addr), 0, 0);
for (j = 0; j < length; j++) {
struct json_object* jsonvalue = json_object_array_get_idx(jsonelement, j);
if (jsonvalue && (json_object_get_type(jsonvalue) == json_type_object)) {
struct json_object* jsonitem;
/* ACIPAddress */
jsonitem = compat_json_object_object_get(jsonvalue, "ACIPAddress");
if (jsonitem && (json_object_get_type(jsonitem) == json_type_string)) {
const char* value = json_object_get_string(jsonitem);
if (value) {
union sockaddr_capwap address;
if (capwap_address_from_string(value, &address)) {
/* Accept only IPv6 address */
if (address.ss.ss_family == AF_INET6) {
struct in6_addr* responseaddress_in6 = (struct in6_addr*)capwap_array_get_item_pointer(responseacipv6list->addresses, responseacipv6list->addresses->count);
memcpy(responseaddress_in6, &address.sin6.sin6_addr, sizeof(struct in6_addr));
}
}
}
}
}
}
if (responseacipv6list->addresses->count > 0) {
capwap_packet_txmng_add_message_element(txmngpacket, CAPWAP_ELEMENT_ACIPV6LIST, responseacipv6list);
}
capwap_array_free(responseacipv6list->addresses);
capwap_free(responseacipv6list);
} else if (session->dfa.acipv6list.addresses->count > 0) {
capwap_packet_txmng_add_message_element(txmngpacket, CAPWAP_ELEMENT_ACIPV6LIST, &session->dfa.acipv6list);
}
/* CAPWAP Transport Protocol */
capwap_packet_txmng_add_message_element(txmngpacket, CAPWAP_ELEMENT_TRANSPORT, &session->dfa.transport);
/* CAPWAP_ELEMENT_IMAGEIDENTIFIER */ /* TODO */
/* CAPWAP_ELEMENT_MAXIMUMLENGTH */ /* TODO */
/* CAPWAP_ELEMENT_VENDORPAYLOAD */ /* TODO */
if (jsonroot) {
json_object_put(jsonroot);
}
return CAPWAP_RESULTCODE_SUCCESS;
}