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author
Mika Leppänen
authored
Added throttling of number of simultaneous EAPOL authentications
Authentication count is throttled based on border router TX queue and memory.
1 parent 0b84299 commit 3ad28c1

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13 files changed

+152
-60
lines changed

13 files changed

+152
-60
lines changed

‎CHANGELOG.md

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -8,7 +8,7 @@
88
*
99

1010
### Changes
11-
*
11+
* Added throttling of number of simultaneous EAPOL authentications based on Border Router TX queue size
1212

1313
### Bugfix
1414
*

‎source/6LoWPAN/ws/ws_bootstrap.c

Lines changed: 66 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -104,6 +104,7 @@ static void ws_bootstrap_nw_frame_counter_read(protocol_interface_info_entry_t *
104104
static void ws_bootstrap_nw_info_updated(protocol_interface_info_entry_t *interface_ptr, uint16_t pan_id, uint16_t pan_version, char *network_name);
105105
static void ws_bootstrap_authentication_completed(protocol_interface_info_entry_t *cur, auth_result_e result, uint8_t *target_eui_64);
106106
static const uint8_t *ws_bootstrap_authentication_next_target(protocol_interface_info_entry_t *cur, const uint8_t *previous_eui_64, uint16_t *pan_id);
107+
static bool ws_bootstrap_congestion_get(protocol_interface_info_entry_t *interface_ptr, uint16_t active_supp);
107108
static void ws_bootstrap_pan_version_increment(protocol_interface_info_entry_t *cur);
108109
static ws_nud_table_entry_t *ws_nud_entry_discover(protocol_interface_info_entry_t *cur, void *neighbor);
109110
static void ws_nud_entry_remove(protocol_interface_info_entry_t *cur, mac_neighbor_table_entry_t *entry_ptr);
@@ -2316,7 +2317,7 @@ int ws_bootstrap_init(int8_t interface_id, net_6lowpan_mode_e bootstrap_mode)
23162317
ret_val = -4;
23172318
goto init_fail;
23182319
}
2319-
if (ws_pae_controller_cb_register(cur, &ws_bootstrap_authentication_completed, &ws_bootstrap_authentication_next_target, &ws_bootstrap_nw_key_set, &ws_bootstrap_nw_key_clear, &ws_bootstrap_nw_key_index_set, &ws_bootstrap_nw_frame_counter_set, &ws_bootstrap_nw_frame_counter_read, &ws_bootstrap_pan_version_increment, &ws_bootstrap_nw_info_updated) < 0) {
2320+
if (ws_pae_controller_cb_register(cur, &ws_bootstrap_authentication_completed, &ws_bootstrap_authentication_next_target, &ws_bootstrap_nw_key_set, &ws_bootstrap_nw_key_clear, &ws_bootstrap_nw_key_index_set, &ws_bootstrap_nw_frame_counter_set, &ws_bootstrap_nw_frame_counter_read, &ws_bootstrap_pan_version_increment, &ws_bootstrap_nw_info_updated, &ws_bootstrap_congestion_get) < 0) {
23202321
ret_val = -4;
23212322
goto init_fail;
23222323
}
@@ -3136,6 +3137,70 @@ static const uint8_t *ws_bootstrap_authentication_next_target(protocol_interface
31363137
return previous_eui_64;
31373138
}
31383139

3140+
static bool ws_bootstrap_congestion_get(protocol_interface_info_entry_t *interface_ptr, uint16_t active_supp)
3141+
{
3142+
if (interface_ptr == NULL || interface_ptr->random_early_detection == NULL) {
3143+
return false;
3144+
}
3145+
3146+
bool return_value = false;
3147+
static struct red_info_s *red_info = NULL;
3148+
uint16_t average = 0;
3149+
uint8_t active_max = 0;
3150+
3151+
//TODO implement API for HEAP info request
3152+
uint32_t heap_size;
3153+
const mem_stat_t *mem_stats = ns_dyn_mem_get_mem_stat();
3154+
if (mem_stats) {
3155+
heap_size = mem_stats->heap_sector_size;
3156+
} else {
3157+
heap_size = 0;
3158+
}
3159+
3160+
/*
3161+
* For different memory sizes the max simultaneous authentications will be
3162+
* 32k: (32k / 50k) * 2 + 1 = 1
3163+
* 65k: (65k / 50k) * 2 + 1 = 3
3164+
* 250k: (250k / 50k) * 2 + 1 = 11
3165+
* 1000k: (1000k / 50k) * 2 + 1 = 41
3166+
* 2000k: (2000k / 50k) * 2 + 1 = 50 (upper limit)
3167+
*/
3168+
active_max = (heap_size / 50000) * 2 + 1;
3169+
if (active_max > 50) {
3170+
active_max = 50;
3171+
}
3172+
3173+
// Maximum for active supplicants based on memory reached, fail
3174+
if (active_supp >= active_max) {
3175+
return_value = true;
3176+
goto congestion_get_end;
3177+
}
3178+
3179+
// Always allow at least five negotiations (if memory does not limit)
3180+
if (active_supp < 5) {
3181+
goto congestion_get_end;
3182+
}
3183+
3184+
if (red_info == NULL) {
3185+
red_info = random_early_detection_create(
3186+
interface_ptr->ws_info->cfg->sec_prot.max_simult_sec_neg_tx_queue_min,
3187+
interface_ptr->ws_info->cfg->sec_prot.max_simult_sec_neg_tx_queue_max,
3188+
100, RED_AVERAGE_WEIGHT_DISABLED);
3189+
}
3190+
if (red_info == NULL) {
3191+
goto congestion_get_end;
3192+
}
3193+
3194+
average = random_early_detetction_aq_read(interface_ptr->random_early_detection);
3195+
average = random_early_detetction_aq_calc(red_info, average);
3196+
return_value = random_early_detection_congestion_check(red_info);
3197+
3198+
congestion_get_end:
3199+
tr_info("Active supplicant limit, active: %i max: %i averageQ: %i drop: %s", active_supp, active_max, average, return_value ? "T" : "F");
3200+
3201+
return return_value;
3202+
}
3203+
31393204
// Start configuration learning
31403205
static void ws_bootstrap_start_configuration_learn(protocol_interface_info_entry_t *cur)
31413206
{

‎source/6LoWPAN/ws/ws_cfg_settings.c

Lines changed: 4 additions & 12 deletions
Original file line numberDiff line numberDiff line change
@@ -457,8 +457,6 @@ static void ws_cfg_network_size_config_set_small(ws_cfg_nw_size_t *cfg)
457457
cfg->sec_prot.sec_prot_trickle_timer_exp = SEC_PROT_TIMER_EXPIRATIONS;
458458
cfg->sec_prot.sec_prot_retry_timeout = SEC_PROT_RETRY_TIMEOUT_SMALL;
459459

460-
cfg->sec_prot.sec_max_ongoing_authentication = MAX_SIMULTANEOUS_SECURITY_NEGOTIATIONS_SMALL;
461-
462460
cfg->sec_prot.initial_key_retry_delay = DEFAULT_INITIAL_KEY_RETRY_TIMER;
463461
cfg->sec_prot.initial_key_imin = SMALL_NW_INITIAL_KEY_TRICKLE_IMIN_SECS;
464462
cfg->sec_prot.initial_key_imax = SMALL_NW_INITIAL_KEY_TRICKLE_IMAX_SECS;
@@ -502,8 +500,6 @@ static void ws_cfg_network_size_config_set_medium(ws_cfg_nw_size_t *cfg)
502500
cfg->sec_prot.sec_prot_trickle_timer_exp = SEC_PROT_TIMER_EXPIRATIONS;
503501
cfg->sec_prot.sec_prot_retry_timeout = SEC_PROT_RETRY_TIMEOUT_SMALL;
504502

505-
cfg->sec_prot.sec_max_ongoing_authentication = MAX_SIMULTANEOUS_SECURITY_NEGOTIATIONS_MEDIUM;
506-
507503
cfg->sec_prot.initial_key_retry_delay = DEFAULT_INITIAL_KEY_RETRY_TIMER;
508504
cfg->sec_prot.initial_key_imin = MEDIUM_NW_INITIAL_KEY_TRICKLE_IMIN_SECS;
509505
cfg->sec_prot.initial_key_imax = MEDIUM_NW_INITIAL_KEY_TRICKLE_IMAX_SECS;
@@ -546,8 +542,6 @@ static void ws_cfg_network_size_config_set_large(ws_cfg_nw_size_t *cfg)
546542
cfg->sec_prot.sec_prot_trickle_timer_exp = SEC_PROT_TIMER_EXPIRATIONS;
547543
cfg->sec_prot.sec_prot_retry_timeout = SEC_PROT_RETRY_TIMEOUT_LARGE;
548544

549-
cfg->sec_prot.sec_max_ongoing_authentication = MAX_SIMULTANEOUS_SECURITY_NEGOTIATIONS_LARGE;
550-
551545
cfg->sec_prot.initial_key_retry_delay = NONE_INITIAL_KEY_RETRY_TIMER;
552546
cfg->sec_prot.initial_key_imin = LARGE_NW_INITIAL_KEY_TRICKLE_IMIN_SECS;
553547
cfg->sec_prot.initial_key_imax = LARGE_NW_INITIAL_KEY_TRICKLE_IMAX_SECS;
@@ -591,8 +585,6 @@ static void ws_cfg_network_size_config_set_xlarge(ws_cfg_nw_size_t *cfg)
591585
cfg->sec_prot.sec_prot_trickle_timer_exp = SEC_PROT_TIMER_EXPIRATIONS;
592586
cfg->sec_prot.sec_prot_retry_timeout = SEC_PROT_RETRY_TIMEOUT_LARGE;
593587

594-
cfg->sec_prot.sec_max_ongoing_authentication = MAX_SIMULTANEOUS_SECURITY_NEGOTIATIONS_LARGE;
595-
596588
cfg->sec_prot.initial_key_retry_delay = NONE_INITIAL_KEY_RETRY_TIMER;
597589
cfg->sec_prot.initial_key_imin = EXTRA_LARGE_NW_INITIAL_KEY_TRICKLE_IMIN_SECS;
598590
cfg->sec_prot.initial_key_imax = EXTRA_LARGE_NW_INITIAL_KEY_TRICKLE_IMAX_SECS;
@@ -635,8 +627,6 @@ static void ws_cfg_network_size_config_set_certificate(ws_cfg_nw_size_t *cfg)
635627
cfg->sec_prot.sec_prot_trickle_timer_exp = SEC_PROT_TIMER_EXPIRATIONS;
636628
cfg->sec_prot.sec_prot_retry_timeout = SEC_PROT_RETRY_TIMEOUT_SMALL;
637629

638-
cfg->sec_prot.sec_max_ongoing_authentication = MAX_SIMULTANEOUS_SECURITY_NEGOTIATIONS_SMALL;
639-
640630
cfg->sec_prot.initial_key_retry_delay = DEFAULT_INITIAL_KEY_RETRY_TIMER;
641631
cfg->sec_prot.initial_key_imin = SMALL_NW_INITIAL_KEY_TRICKLE_IMIN_SECS;
642632
cfg->sec_prot.initial_key_imax = SMALL_NW_INITIAL_KEY_TRICKLE_IMAX_SECS;
@@ -1237,7 +1227,8 @@ static int8_t ws_cfg_sec_prot_default_set(ws_sec_prot_cfg_t *cfg)
12371227
cfg->sec_prot_trickle_imax = SEC_PROT_SMALL_IMAX;
12381228
cfg->sec_prot_trickle_timer_exp = 2;
12391229
cfg->sec_prot_retry_timeout = SEC_PROT_RETRY_TIMEOUT_SMALL;
1240-
cfg->sec_max_ongoing_authentication = MAX_SIMULTANEOUS_SECURITY_NEGOTIATIONS_MEDIUM;
1230+
cfg->max_simult_sec_neg_tx_queue_min = MAX_SIMULTANEOUS_SECURITY_NEGOTIATIONS_TX_QUEUE_MIN;
1231+
cfg->max_simult_sec_neg_tx_queue_max = MAX_SIMULTANEOUS_SECURITY_NEGOTIATIONS_TX_QUEUE_MAX;
12411232
cfg->initial_key_retry_delay = DEFAULT_INITIAL_KEY_RETRY_TIMER;
12421233
cfg->initial_key_imin = MEDIUM_NW_INITIAL_KEY_TRICKLE_IMIN_SECS;
12431234
cfg->initial_key_imax = MEDIUM_NW_INITIAL_KEY_TRICKLE_IMAX_SECS;
@@ -1263,7 +1254,8 @@ int8_t ws_cfg_sec_prot_validate(ws_sec_prot_cfg_t *cfg, ws_sec_prot_cfg_t *new_c
12631254
cfg->sec_prot_trickle_imax != new_cfg->sec_prot_trickle_imax ||
12641255
cfg->sec_prot_trickle_timer_exp != new_cfg->sec_prot_trickle_timer_exp ||
12651256
cfg->sec_prot_retry_timeout != new_cfg->sec_prot_retry_timeout ||
1266-
cfg->sec_max_ongoing_authentication != new_cfg->sec_max_ongoing_authentication ||
1257+
cfg->max_simult_sec_neg_tx_queue_min != new_cfg->max_simult_sec_neg_tx_queue_min ||
1258+
cfg->max_simult_sec_neg_tx_queue_max != new_cfg->max_simult_sec_neg_tx_queue_max ||
12671259
cfg->initial_key_retry_delay != new_cfg->initial_key_retry_delay ||
12681260
cfg->initial_key_imin != new_cfg->initial_key_retry_delay ||
12691261
cfg->initial_key_imax != new_cfg->initial_key_retry_delay ||

‎source/6LoWPAN/ws/ws_cfg_settings.h

Lines changed: 2 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -115,7 +115,8 @@ typedef struct ws_sec_prot_cfg_s {
115115
uint16_t sec_prot_trickle_imin; /**< Security protocol trickle parameters Imin; seconds; default 30 */
116116
uint16_t sec_prot_trickle_imax; /**< Security protocol trickle parameters Imax; seconds; default 90 */
117117
uint8_t sec_prot_trickle_timer_exp; /**< Security protocol trickle timer expirations; default 2 */
118-
uint16_t sec_max_ongoing_authentication; /**< Pae authenticator max Accept ongoing authentication count */
118+
uint16_t max_simult_sec_neg_tx_queue_min; /**< PAE authenticator max simultaneous security negotiations TX queue minimum */
119+
uint16_t max_simult_sec_neg_tx_queue_max; /**< PAE authenticator max simultaneous security negotiations TX queue maximum */
119120
uint16_t initial_key_retry_delay; /**< Delay before starting initial key trickle; seconds; default 120 */
120121
uint16_t initial_key_imin; /**< Initial key trickle Imin; seconds; default 360 */
121122
uint16_t initial_key_imax; /**< Initial key trickle Imax; seconds; default 720 */

‎source/6LoWPAN/ws/ws_config.h

Lines changed: 2 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -254,9 +254,8 @@ extern uint8_t DEVICE_MIN_SENS;
254254
#define SEC_PROT_TIMER_EXPIRATIONS 2 // Number of retries
255255

256256
// Maximum number of simultaneous security negotiations
257-
#define MAX_SIMULTANEOUS_SECURITY_NEGOTIATIONS_SMALL 20
258-
#define MAX_SIMULTANEOUS_SECURITY_NEGOTIATIONS_MEDIUM 20
259-
#define MAX_SIMULTANEOUS_SECURITY_NEGOTIATIONS_LARGE 50
257+
#define MAX_SIMULTANEOUS_SECURITY_NEGOTIATIONS_TX_QUEUE_MIN 64
258+
#define MAX_SIMULTANEOUS_SECURITY_NEGOTIATIONS_TX_QUEUE_MAX 192
260259

261260
/*
262261
* Security protocol timer configuration parameters

‎source/6LoWPAN/ws/ws_pae_auth.c

Lines changed: 17 additions & 5 deletions
Original file line numberDiff line numberDiff line change
@@ -93,6 +93,7 @@ typedef struct {
9393
ws_pae_auth_nw_key_index_set *nw_key_index_set; /**< Key index set callback */
9494
ws_pae_auth_nw_info_updated *nw_info_updated; /**< Security keys network info updated callback */
9595
ws_pae_auth_ip_addr_get *ip_addr_get; /**< IP address get callback */
96+
ws_pae_auth_congestion_get *congestion_get; /**< Congestion get callback */
9697
supp_list_t active_supp_list; /**< List of active supplicants */
9798
shared_comp_list_t shared_comp_list; /**< Shared component list */
9899
arm_event_storage_t *timer; /**< Timer */
@@ -128,6 +129,7 @@ static bool ws_pae_auth_timer_running(pae_auth_t *pae_auth);
128129
static void ws_pae_auth_kmp_service_addr_get(kmp_service_t *service, kmp_api_t *kmp, kmp_addr_t *local_addr, kmp_addr_t *remote_addr);
129130
static void ws_pae_auth_kmp_service_ip_addr_get(kmp_service_t *service, kmp_api_t *kmp, uint8_t *address);
130131
static kmp_api_t *ws_pae_auth_kmp_service_api_get(kmp_service_t *service, kmp_api_t *kmp, kmp_type_e type);
132+
static bool ws_pae_auth_active_limit_reached(uint16_t active_supp, pae_auth_t *pae_auth);
131133
static kmp_api_t *ws_pae_auth_kmp_incoming_ind(kmp_service_t *service, uint8_t msg_if_instance_id, kmp_type_e type, const kmp_addr_t *addr, const void *pdu, uint16_t size);
132134
static void ws_pae_auth_kmp_api_create_confirm(kmp_api_t *kmp, kmp_result_e result);
133135
static void ws_pae_auth_kmp_api_create_indication(kmp_api_t *kmp, kmp_type_e type, kmp_addr_t *addr);
@@ -166,6 +168,9 @@ int8_t ws_pae_auth_init(protocol_interface_info_entry_t *interface_ptr, sec_prot
166168
pae_auth->nw_key_insert = NULL;
167169
pae_auth->nw_keys_remove = NULL;
168170
pae_auth->nw_key_index_set = NULL;
171+
pae_auth->nw_info_updated = NULL;
172+
pae_auth->ip_addr_get = NULL;
173+
pae_auth->congestion_get = NULL;
169174

170175
pae_auth->next_gtks = next_gtks;
171176
pae_auth->certs = certs;
@@ -302,7 +307,7 @@ int8_t ws_pae_auth_delete(protocol_interface_info_entry_t *interface_ptr)
302307
return 0;
303308
}
304309

305-
void ws_pae_auth_cb_register(protocol_interface_info_entry_t *interface_ptr, ws_pae_auth_gtk_hash_set *hash_set, ws_pae_auth_nw_key_insert *nw_key_insert, ws_pae_auth_nw_key_index_set *nw_key_index_set, ws_pae_auth_nw_info_updated *nw_info_updated, ws_pae_auth_ip_addr_get *ip_addr_get)
310+
void ws_pae_auth_cb_register(protocol_interface_info_entry_t *interface_ptr, ws_pae_auth_gtk_hash_set *hash_set, ws_pae_auth_nw_key_insert *nw_key_insert, ws_pae_auth_nw_key_index_set *nw_key_index_set, ws_pae_auth_nw_info_updated *nw_info_updated, ws_pae_auth_ip_addr_get *ip_addr_get, ws_pae_auth_congestion_get *congestion_get)
306311
{
307312
if (!interface_ptr) {
308313
return;
@@ -318,6 +323,7 @@ void ws_pae_auth_cb_register(protocol_interface_info_entry_t *interface_ptr, ws_
318323
pae_auth->nw_key_index_set = nw_key_index_set;
319324
pae_auth->nw_info_updated = nw_info_updated;
320325
pae_auth->ip_addr_get = ip_addr_get;
326+
pae_auth->congestion_get = congestion_get;
321327
}
322328

323329
void ws_pae_auth_start(protocol_interface_info_entry_t *interface_ptr)
@@ -936,6 +942,11 @@ static kmp_api_t *ws_pae_auth_kmp_service_api_get(kmp_service_t *service, kmp_ap
936942
return ws_pae_lib_kmp_list_type_get(&supp_entry->kmp_list, type);
937943
}
938944

945+
static bool ws_pae_auth_active_limit_reached(uint16_t active_supp, pae_auth_t *pae_auth)
946+
{
947+
return pae_auth->congestion_get(pae_auth->interface_ptr, active_supp);
948+
}
949+
939950
static kmp_api_t *ws_pae_auth_kmp_incoming_ind(kmp_service_t *service, uint8_t msg_if_instance_id, kmp_type_e type, const kmp_addr_t *addr, const void *pdu, uint16_t size)
940951
{
941952
pae_auth_t *pae_auth = ws_pae_auth_by_kmp_service_get(service);
@@ -954,8 +965,9 @@ static kmp_api_t *ws_pae_auth_kmp_incoming_ind(kmp_service_t *service, uint8_t m
954965
supp_entry_t *supp_entry = ws_pae_lib_supp_list_entry_eui_64_get(&pae_auth->active_supp_list, kmp_address_eui_64_get(addr));
955966

956967
if (!supp_entry) {
968+
uint16_t active_supp = ns_list_count(&pae_auth->active_supp_list);
957969
// Checks if active supplicant list has space for new supplicants
958-
if (ws_pae_lib_supp_list_active_limit_reached(&pae_auth->active_supp_list, pae_auth->sec_cfg->prot_cfg.sec_max_ongoing_authentication)) {
970+
if (ws_pae_auth_active_limit_reached(active_supp, pae_auth)) {
959971
tr_debug("PAE: active limit reached, eui-64: %s", trace_array(kmp_address_eui_64_get(addr), 8));
960972
return NULL;
961973
}
@@ -1103,10 +1115,10 @@ static void ws_pae_auth_next_kmp_trigger(pae_auth_t *pae_auth, supp_entry_t *sup
11031115
trigger timeout, authenticator initiates EAP-TLS towards
11041116
supplicant. Otherwise supplicant must re-send initial EAPOL-Key
11051117
to try again using its trickle schedule */
1106-
uint16_t ongoing_eap_tls_cnt = ws_pae_lib_supp_list_kmp_count(&pae_auth->active_supp_list, next_type);
1107-
if (ongoing_eap_tls_cnt >= pae_auth->sec_cfg->prot_cfg.sec_max_ongoing_authentication) {
1118+
uint16_t active_supp = ns_list_count(&pae_auth->active_supp_list);
1119+
if (ws_pae_auth_active_limit_reached(active_supp, pae_auth)) {
11081120
supp_entry->retry_ticks = EAP_TLS_NEGOTIATION_TRIGGER_TIMEOUT;
1109-
tr_info("EAP-TLS max ongoing reached, count %i, delayed: eui-64: %s", ongoing_eap_tls_cnt, trace_array(supp_entry->addr.eui_64, 8));
1121+
tr_info("EAP-TLS max ongoing reached, count %i, delayed: eui-64: %s", active_supp, trace_array(supp_entry->addr.eui_64, 8));
11101122
return;
11111123
}
11121124
}

‎source/6LoWPAN/ws/ws_pae_auth.h

Lines changed: 14 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -249,6 +249,17 @@ typedef void ws_pae_auth_nw_info_updated(protocol_interface_info_entry_t *interf
249249
*/
250250
typedef void ws_pae_auth_ip_addr_get(protocol_interface_info_entry_t *interface_ptr, uint8_t *address);
251251

252+
/**
253+
* ws_pae_auth_congestion_get get congestion information
254+
*
255+
* \param interface_ptr interface
256+
* \param active_supp active supplicants
257+
*
258+
* \return TRUE reject, FALSE accept
259+
*
260+
*/
261+
typedef bool ws_pae_auth_congestion_get(protocol_interface_info_entry_t *interface_ptr, uint16_t active_supp);
262+
252263
/**
253264
* ws_pae_auth_cb_register register PAE authenticator callbacks
254265
*
@@ -258,17 +269,18 @@ typedef void ws_pae_auth_ip_addr_get(protocol_interface_info_entry_t *interface_
258269
* \param nw_key_index_set network send key index callback
259270
* \param nw_info_updated network keys updated callback
260271
* \param ip_addr_get IP addressing information callback
272+
* \param congestion_get congestion get callback
261273
*
262274
*/
263-
void ws_pae_auth_cb_register(protocol_interface_info_entry_t *interface_ptr, ws_pae_auth_gtk_hash_set *hash_set, ws_pae_auth_nw_key_insert *nw_key_insert, ws_pae_auth_nw_key_index_set *nw_key_index_set, ws_pae_auth_nw_info_updated *nw_info_updated, ws_pae_auth_ip_addr_get *ip_addr_get);
275+
void ws_pae_auth_cb_register(protocol_interface_info_entry_t *interface_ptr, ws_pae_auth_gtk_hash_set *hash_set, ws_pae_auth_nw_key_insert *nw_key_insert, ws_pae_auth_nw_key_index_set *nw_key_index_set, ws_pae_auth_nw_info_updated *nw_info_updated, ws_pae_auth_ip_addr_get *ip_addr_get, ws_pae_auth_congestion_get *congestion_get);
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#else
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#define ws_pae_auth_init(interface_ptr, next_gtks, certs, sec_cfg, sec_keys_nw_info) 1
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#define ws_pae_auth_timing_adjust(timing)
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#define ws_pae_auth_addresses_set(interface_ptr, local_port, remote_addr, remote_port) 1
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#define ws_pae_auth_delete NULL
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#define ws_pae_auth_cb_register(interface_ptr, hash_set, nw_key_insert, nw_key_index_set, nw_info_updated, ip_addr_get) {(void) hash_set;}
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#define ws_pae_auth_cb_register(interface_ptr, hash_set, nw_key_insert, nw_key_index_set, nw_info_updated, ip_addr_get, congestion_get) {(void) hash_set;}
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#define ws_pae_auth_start(interface_ptr)
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#define ws_pae_auth_gtks_updated NULL
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#define ws_pae_auth_nw_key_index_update NULL

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