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fix(wifi): Fix EAPOL Key TxDone callback implementation 

Fix issues arising due to not distinguishing between M2 and M4
TxDone during 4-way handshake. Also fix EAPOL frame rate to lowest
possible rate.
pull/12369/head
Nachiket Kukade 2023-08-16 19:26:22 +05:30
rodzic 461db723f1
commit feecbad7db
9 zmienionych plików z 33 dodań i 21 usunięć
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2
components/esp_rom/esp32c2/ld/esp32c2.rom.ld
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@ -1620,7 +1620,7 @@ rcampduuprate = 0x40001c78;
rcClearCurAMPDUSched = 0x40001c7c;
rcClearCurSched = 0x40001c80;
rcClearCurStat = 0x40001c84;
rcGetSched = 0x40001c88;
/*rcGetSched = 0x40001c88;*/
rcLowerSched = 0x40001c8c;
rcSetTxAmpduLimit = 0x40001c90;
/* rcTxUpdatePer = 0x40001c94;*/

2
components/esp_rom/esp32c3/ld/esp32c3.rom.eco3.ld
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@ -7,7 +7,7 @@ esf_buf_alloc_dynamic = 0x400015c0;
esf_buf_recycle = 0x400015c4;
/*lmacTxDone = 0x4000162c;*/
/*ppMapTxQueue = 0x400016d8;*/
rcGetSched = 0x40001764;
/*rcGetSched = 0x40001764;*/
wDevCheckBlockError = 0x400017b4;
/*ppProcTxDone = 0x40001804;*/
/*sta_input = rom_sta_input;*/

2
components/esp_rom/esp32c6/ld/esp32c6.rom.pp.ld
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@ -124,7 +124,7 @@ rcampduuprate = 0x40000d70;
rcClearCurAMPDUSched = 0x40000d74;
rcClearCurSched = 0x40000d78;
rcClearCurStat = 0x40000d7c;
rcGetSched = 0x40000d80;
/*rcGetSched = 0x40000d80;*/
rcLowerSched = 0x40000d84;
rcSetTxAmpduLimit = 0x40000d88;
rcTxUpdatePer = 0x40000d8c;

2
components/esp_rom/esp32s3/ld/esp32s3.rom.ld
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@ -1996,7 +1996,7 @@ rcampduuprate = 0x4000573c;
rcClearCurAMPDUSched = 0x40005748;
rcClearCurSched = 0x40005754;
rcClearCurStat = 0x40005760;
rcGetSched = 0x4000576c;
/*rcGetSched = 0x4000576c;*/
rcLowerSched = 0x40005778;
rcSetTxAmpduLimit = 0x40005784;
/* rcTxUpdatePer = 0x40005790;*/

2
components/esp_wifi/lib

@ -1 +1 @@
Subproject commit e3f12b5114210bd3d18b3063f6124ef0c584dfbf
Subproject commit 0a89d5ffd2c452407940c2e617434e54f3c34576

5
components/wpa_supplicant/esp_supplicant/src/esp_wifi_driver.h
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@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2019-2022 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2019-2023 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@ -175,8 +175,8 @@ typedef enum wps_status {
WPS_STATUS_MAX,
} WPS_STATUS_t;
#define WIFI_TXCB_EAPOL_ID 3
typedef void(*wifi_tx_cb_t)(void *);
typedef void(* eapol_txcb_t)(uint8_t *, size_t, bool);
typedef int (*wifi_ipc_fn_t)(void *);
typedef struct {
wifi_ipc_fn_t fn;
@ -241,6 +241,7 @@ bool esp_wifi_wpa_ptk_init_done_internal(uint8_t *mac);
uint8_t esp_wifi_sta_set_reset_param_internal(uint8_t reset_flag);
uint8_t esp_wifi_get_sta_gtk_index_internal(void);
int esp_wifi_register_tx_cb_internal(wifi_tx_cb_t fn, u8 id);
int esp_wifi_register_eapol_txdonecb_internal(eapol_txcb_t fn);
int esp_wifi_register_wpa_cb_internal(struct wpa_funcs *cb);
int esp_wifi_unregister_wpa_cb_internal(void);
int esp_wifi_get_assoc_bssid_internal(uint8_t *bssid);

3
components/wpa_supplicant/esp_supplicant/src/esp_wpa_main.c
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@ -127,7 +127,7 @@ bool wpa_attach(void)
bool ret = true;
ret = wpa_sm_init();
if(ret) {
ret = (esp_wifi_register_tx_cb_internal(eapol_txcb, WIFI_TXCB_EAPOL_ID) == ESP_OK);
ret = (esp_wifi_register_eapol_txdonecb_internal(eapol_txcb) == ESP_OK);
}
esp_set_scan_ie();
return ret;
@ -189,6 +189,7 @@ bool wpa_deattach(void)
if (sm->wpa_sm_wps_disable) {
sm->wpa_sm_wps_disable();
}
esp_wifi_register_eapol_txdonecb_internal(NULL);
wpa_sm_deinit();
return true;

34
components/wpa_supplicant/src/rsn_supp/wpa.c
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@ -2622,30 +2622,40 @@ int wpa_michael_mic_failure(u16 isunicast)
eapol tx callback function to make sure new key
install after 4-way handoff
*/
void eapol_txcb(void *eb)
void eapol_txcb(uint8_t *eapol_payload, size_t len, bool tx_failure)
{
struct ieee802_1x_hdr *hdr;
struct wpa_eapol_key *key;
struct wpa_sm *sm = &gWpaSm;
u8 isdeauth = 0; //no_zero value is the reason for deauth
if (false == esp_wifi_sta_is_running_internal()){
if (len < (sizeof(struct ieee802_1x_hdr) + sizeof(struct wpa_eapol_key))) {
wpa_printf(MSG_ERROR, "EAPOL TxDone with invalid payload len! (len - %d)", len);
return;
}
hdr = (struct ieee802_1x_hdr *) eapol_payload;
key = (struct wpa_eapol_key *) (hdr + 1);
switch(WPA_SM_STATE(sm)) {
case WPA_FIRST_HALF_4WAY_HANDSHAKE:
break;
case WPA_LAST_HALF_4WAY_HANDSHAKE:
if (WPA_GET_BE16(key->key_data_length) == 0 ||
(WPA_GET_BE16(key->key_info) & WPA_KEY_INFO_SECURE)) {
/* msg 4/4 Tx Done */
if (tx_failure) {
wpa_printf(MSG_ERROR, "Eapol message 4/4 tx failure, not installing keys");
return;
}
if (esp_wifi_eb_tx_status_success_internal(eb) != true) {
wpa_printf(MSG_ERROR, "Eapol message 4/4 tx failure, not installing keys");
return;
}
if (sm->txcb_flags & WPA_4_4_HANDSHAKE_BIT) {
sm->txcb_flags &= ~WPA_4_4_HANDSHAKE_BIT;
isdeauth = wpa_supplicant_send_4_of_4_txcallback(sm);
if (sm->txcb_flags & WPA_4_4_HANDSHAKE_BIT) {
sm->txcb_flags &= ~WPA_4_4_HANDSHAKE_BIT;
isdeauth = wpa_supplicant_send_4_of_4_txcallback(sm);
} else {
wpa_printf(MSG_DEBUG, "4/4 txcb, flags=%d", sm->txcb_flags);
}
} else {
wpa_printf(MSG_DEBUG, "4/4 txcb, flags=%d", sm->txcb_flags);
/* msg 2/4 Tx Done */
wpa_printf(MSG_DEBUG, "2/4 txcb, flags=%d, txfail %d", sm->txcb_flags, tx_failure);
}
break;
case WPA_GROUP_HANDSHAKE:

2
components/wpa_supplicant/src/rsn_supp/wpa_i.h
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@ -199,7 +199,7 @@ bool wpa_sm_init(void);
void wpa_sm_deinit(void);
void eapol_txcb(void *eb);
void eapol_txcb(uint8_t *eapol_payload, size_t len, bool tx_failure);
void wpa_set_profile(u32 wpa_proto, u8 auth_mode);