From cf33a7728bf27e6f8c5e9190410db85c11103699 Mon Sep 17 00:00:00 2001 From: Maital Hahn Date: Thu, 16 Jan 2020 08:33:53 -0600 Subject: [PATCH] wlcore: mesh: Add support for RX Broadcast Key In order to support authentication of equals peers, need to save RX Broadcast key per peer (on top of 1 TX broadcast key and unicast key per peer). Signed-off-by: Maital Hahn Acked-by: Guy Mishol Signed-off-by: Hari Nagalla Signed-off-by: Kalle Valo --- drivers/net/wireless/ti/wlcore/cmd.c | 6 ++++-- drivers/net/wireless/ti/wlcore/cmd.h | 2 +- drivers/net/wireless/ti/wlcore/main.c | 23 +++++++++++++++-------- drivers/net/wireless/ti/wlcore/wlcore_i.h | 1 + 4 files changed, 21 insertions(+), 11 deletions(-) diff --git a/drivers/net/wireless/ti/wlcore/cmd.c b/drivers/net/wireless/ti/wlcore/cmd.c index 2a48fc6ad56c..6ef8fc9ae627 100644 --- a/drivers/net/wireless/ti/wlcore/cmd.c +++ b/drivers/net/wireless/ti/wlcore/cmd.c @@ -1429,7 +1429,7 @@ int wl1271_cmd_set_sta_key(struct wl1271 *wl, struct wl12xx_vif *wlvif, int wl1271_cmd_set_ap_key(struct wl1271 *wl, struct wl12xx_vif *wlvif, u16 action, u8 id, u8 key_type, u8 key_size, const u8 *key, u8 hlid, u32 tx_seq_32, - u16 tx_seq_16) + u16 tx_seq_16, bool is_pairwise) { struct wl1271_cmd_set_keys *cmd; int ret = 0; @@ -1444,8 +1444,10 @@ int wl1271_cmd_set_ap_key(struct wl1271 *wl, struct wl12xx_vif *wlvif, lid_type = WEP_DEFAULT_LID_TYPE; else lid_type = BROADCAST_LID_TYPE; - } else { + } else if (is_pairwise) { lid_type = UNICAST_LID_TYPE; + } else { + lid_type = BROADCAST_LID_TYPE; } wl1271_debug(DEBUG_CRYPT, "ap key action: %d id: %d lid: %d type: %d" diff --git a/drivers/net/wireless/ti/wlcore/cmd.h b/drivers/net/wireless/ti/wlcore/cmd.h index 084375ba4abf..bfad7b5a1ac6 100644 --- a/drivers/net/wireless/ti/wlcore/cmd.h +++ b/drivers/net/wireless/ti/wlcore/cmd.h @@ -65,7 +65,7 @@ int wl1271_cmd_set_sta_key(struct wl1271 *wl, struct wl12xx_vif *wlvif, int wl1271_cmd_set_ap_key(struct wl1271 *wl, struct wl12xx_vif *wlvif, u16 action, u8 id, u8 key_type, u8 key_size, const u8 *key, u8 hlid, u32 tx_seq_32, - u16 tx_seq_16); + u16 tx_seq_16, bool is_pairwise); int wl12xx_cmd_set_peer_state(struct wl1271 *wl, struct wl12xx_vif *wlvif, u8 hlid); int wl12xx_roc(struct wl1271 *wl, struct wl12xx_vif *wlvif, u8 role_id, diff --git a/drivers/net/wireless/ti/wlcore/main.c b/drivers/net/wireless/ti/wlcore/main.c index e994995d79ab..ed049c9f7e29 100644 --- a/drivers/net/wireless/ti/wlcore/main.c +++ b/drivers/net/wireless/ti/wlcore/main.c @@ -3273,7 +3273,7 @@ static void wl1271_op_configure_filter(struct ieee80211_hw *hw, static int wl1271_record_ap_key(struct wl1271 *wl, struct wl12xx_vif *wlvif, u8 id, u8 key_type, u8 key_size, const u8 *key, u8 hlid, u32 tx_seq_32, - u16 tx_seq_16) + u16 tx_seq_16, bool is_pairwise) { struct wl1271_ap_key *ap_key; int i; @@ -3311,6 +3311,7 @@ static int wl1271_record_ap_key(struct wl1271 *wl, struct wl12xx_vif *wlvif, ap_key->hlid = hlid; ap_key->tx_seq_32 = tx_seq_32; ap_key->tx_seq_16 = tx_seq_16; + ap_key->is_pairwise = is_pairwise; wlvif->ap.recorded_keys[i] = ap_key; return 0; @@ -3346,7 +3347,7 @@ static int wl1271_ap_init_hwenc(struct wl1271 *wl, struct wl12xx_vif *wlvif) key->id, key->key_type, key->key_size, key->key, hlid, key->tx_seq_32, - key->tx_seq_16); + key->tx_seq_16, key->is_pairwise); if (ret < 0) goto out; @@ -3369,7 +3370,8 @@ static int wl1271_ap_init_hwenc(struct wl1271 *wl, struct wl12xx_vif *wlvif) static int wl1271_set_key(struct wl1271 *wl, struct wl12xx_vif *wlvif, u16 action, u8 id, u8 key_type, u8 key_size, const u8 *key, u32 tx_seq_32, - u16 tx_seq_16, struct ieee80211_sta *sta) + u16 tx_seq_16, struct ieee80211_sta *sta, + bool is_pairwise) { int ret; bool is_ap = (wlvif->bss_type == BSS_TYPE_AP_BSS); @@ -3396,12 +3398,12 @@ static int wl1271_set_key(struct wl1271 *wl, struct wl12xx_vif *wlvif, ret = wl1271_record_ap_key(wl, wlvif, id, key_type, key_size, key, hlid, tx_seq_32, - tx_seq_16); + tx_seq_16, is_pairwise); } else { ret = wl1271_cmd_set_ap_key(wl, wlvif, action, id, key_type, key_size, key, hlid, tx_seq_32, - tx_seq_16); + tx_seq_16, is_pairwise); } if (ret < 0) @@ -3501,6 +3503,7 @@ int wlcore_set_key(struct wl1271 *wl, enum set_key_cmd cmd, u16 tx_seq_16 = 0; u8 key_type; u8 hlid; + bool is_pairwise; wl1271_debug(DEBUG_MAC80211, "mac80211 set key"); @@ -3550,12 +3553,14 @@ int wlcore_set_key(struct wl1271 *wl, enum set_key_cmd cmd, return -EOPNOTSUPP; } + is_pairwise = key_conf->flags & IEEE80211_KEY_FLAG_PAIRWISE; + switch (cmd) { case SET_KEY: ret = wl1271_set_key(wl, wlvif, KEY_ADD_OR_REPLACE, key_conf->keyidx, key_type, key_conf->keylen, key_conf->key, - tx_seq_32, tx_seq_16, sta); + tx_seq_32, tx_seq_16, sta, is_pairwise); if (ret < 0) { wl1271_error("Could not add or replace key"); return ret; @@ -3581,7 +3586,7 @@ int wlcore_set_key(struct wl1271 *wl, enum set_key_cmd cmd, ret = wl1271_set_key(wl, wlvif, KEY_REMOVE, key_conf->keyidx, key_type, key_conf->keylen, key_conf->key, - 0, 0, sta); + 0, 0, sta, is_pairwise); if (ret < 0) { wl1271_error("Could not remove key"); return ret; @@ -6223,6 +6228,7 @@ static int wl1271_init_ieee80211(struct wl1271 *wl) ieee80211_hw_set(wl->hw, SUPPORT_FAST_XMIT); ieee80211_hw_set(wl->hw, CHANCTX_STA_CSA); + ieee80211_hw_set(wl->hw, SUPPORTS_PER_STA_GTK); ieee80211_hw_set(wl->hw, QUEUE_CONTROL); ieee80211_hw_set(wl->hw, TX_AMPDU_SETUP_IN_HW); ieee80211_hw_set(wl->hw, AMPDU_AGGREGATION); @@ -6267,7 +6273,8 @@ static int wl1271_init_ieee80211(struct wl1271 *wl) wl->hw->wiphy->flags |= WIPHY_FLAG_AP_UAPSD | WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL | - WIPHY_FLAG_HAS_CHANNEL_SWITCH; + WIPHY_FLAG_HAS_CHANNEL_SWITCH | ++ WIPHY_FLAG_IBSS_RSN; wl->hw->wiphy->features |= NL80211_FEATURE_AP_SCAN; diff --git a/drivers/net/wireless/ti/wlcore/wlcore_i.h b/drivers/net/wireless/ti/wlcore/wlcore_i.h index 6fab60b0e367..eefae3f867b9 100644 --- a/drivers/net/wireless/ti/wlcore/wlcore_i.h +++ b/drivers/net/wireless/ti/wlcore/wlcore_i.h @@ -212,6 +212,7 @@ struct wl1271_ap_key { u8 hlid; u32 tx_seq_32; u16 tx_seq_16; + bool is_pairwise; }; enum wl12xx_flags { -- 2.45.2