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Commit c99d3d94 authored by Pankaj Singh's avatar Pankaj Singh
Browse files

wlan: Extract and cache PMKID from EXTERNAL_AUTH command 

hostapd/wpa_supplicant sends PMKID in EXTERNAL_AUTH command.
Extract and cache the same.

Change-Id: If490c3fb7e0119910e73dffc8701434752aabd6c
CRs-Fixed: 2734672
parent 6e549ab9

CORE/HDD/src/wlan_hdd_cfg80211.c

+47 −0
Original line number Diff line number Diff line
@@ -19833,6 +19833,45 @@ static int wlan_hdd_cfg80211_flush_pmksa(struct wiphy *wiphy, struct net_device 














#if defined(WLAN_FEATURE_SAE) && \















         defined(CFG80211_EXTERNAL_AUTH_SUPPORT)













#if defined(CFG80211_EXTERNAL_AUTH_AP_SUPPORT)













/**













 * wlan_hdd_extauth_cache_pmkid() - Extract and cache pmkid













 * @adapter: hdd vdev/net_device context













 * @hHal: Handle to the hal













 * @params: Pointer to external auth params.













 *













 * Extract the PMKID and BSS from external auth params and add to the













 * PMKSA Cache in CSR.













 */













static void













wlan_hdd_extauth_cache_pmkid(hdd_adapter_t *adapter,













                            tHalHandle hHal,













                            struct cfg80211_external_auth_params *params)













{













    tPmkidCacheInfo pmk_cache;













    VOS_STATUS result;

























    if (params->pmkid) {













            vos_mem_zero(&pmk_cache, sizeof(pmk_cache));













            vos_mem_copy(pmk_cache.BSSID, params->bssid,













                        VOS_MAC_ADDR_SIZE);













            vos_mem_copy(pmk_cache.PMKID, params->pmkid,













                        CSR_RSN_PMKID_SIZE);













            result = sme_RoamSetPMKIDCache(hHal, adapter->sessionId,













                                        &pmk_cache, 1, false);













            if (!VOS_IS_STATUS_SUCCESS(result))













                    hddLog(VOS_TRACE_LEVEL_ERROR,













                            FL("external_auth: Failed to cache PMKID"));













    }













}













#else













static void













wlan_hdd_extauth_cache_pmkid(hdd_adapter_t *adapter,













                            tHalHandle hHal,













                            struct cfg80211_external_auth_params *params)













{}













#endif



























/**















 * __wlan_hdd_cfg80211_external_auth() - Handle external auth















 * @wiphy: Pointer to wireless phy









@@ -19840,6 +19879,12 @@ static int wlan_hdd_cfg80211_flush_pmksa(struct wiphy *wiphy, struct net_device













 * @params: Pointer to external auth params















 *















 * Return: 0 on success, negative errno on failure













 *













 * Userspace sends status of the external authentication(e.g., SAE) with a peer.













 * The message carries BSSID of the peer and auth status (WLAN_STATUS_SUCCESS/













 * WLAN_STATUS_UNSPECIFIED_FAILURE) in params.













 * Userspace may send PMKID in params, which can be used for













 * further connections.















 */















static int















__wlan_hdd_cfg80211_external_auth(struct wiphy *wiphy, struct net_device *dev,









@@ -19864,6 +19909,8 @@ __wlan_hdd_cfg80211_external_auth(struct wiphy *wiphy, struct net_device *dev,













            params->status, MAC_ADDR_ARRAY(params->bssid));















    vos_mem_copy(peer_mac_addr, params->bssid, VOS_MAC_ADDR_SIZE);



























    wlan_hdd_extauth_cache_pmkid(adapter, hdd_ctx->hHal, params);



























    sme_handle_sae_msg(hdd_ctx->hHal, adapter->sessionId, params->status,















                        peer_mac_addr);