diff options
Diffstat (limited to 'net/mac80211')
-rw-r--r-- | net/mac80211/ibss.c | 9 | ||||
-rw-r--r-- | net/mac80211/ieee80211_i.h | 8 | ||||
-rw-r--r-- | net/mac80211/mlme.c | 11 | ||||
-rw-r--r-- | net/mac80211/util.c | 16 | ||||
-rw-r--r-- | net/mac80211/wep.c | 6 | ||||
-rw-r--r-- | net/mac80211/wep.h | 3 |
6 files changed, 37 insertions, 16 deletions
diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c index 15d5a53b59a..8e2220000e5 100644 --- a/net/mac80211/ibss.c +++ b/net/mac80211/ibss.c @@ -57,7 +57,7 @@ static void ieee80211_rx_mgmt_auth_ibss(struct ieee80211_sub_if_data *sdata, */ if (auth_alg == WLAN_AUTH_OPEN && auth_transaction == 1) ieee80211_send_auth(sdata, 2, WLAN_AUTH_OPEN, NULL, 0, - sdata->u.ibss.bssid, 0); + sdata->u.ibss.bssid, NULL, 0, 0); } static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata, @@ -494,7 +494,7 @@ static void ieee80211_sta_create_ibss(struct ieee80211_sub_if_data *sdata) capability = WLAN_CAPABILITY_IBSS; - if (sdata->default_key) + if (ifibss->privacy) capability |= WLAN_CAPABILITY_PRIVACY; else sdata->drop_unencrypted = 0; @@ -524,9 +524,8 @@ static void ieee80211_sta_find_ibss(struct ieee80211_sub_if_data *sdata) return; capability = WLAN_CAPABILITY_IBSS; - if (sdata->default_key) + if (ifibss->privacy) capability |= WLAN_CAPABILITY_PRIVACY; - if (ifibss->fixed_bssid) bssid = ifibss->bssid; if (ifibss->fixed_channel) @@ -872,6 +871,8 @@ int ieee80211_ibss_join(struct ieee80211_sub_if_data *sdata, } else sdata->u.ibss.fixed_bssid = false; + sdata->u.ibss.privacy = params->privacy; + sdata->vif.bss_conf.beacon_int = params->beacon_interval; sdata->u.ibss.channel = params->channel; diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 327aabc07ab..06b3411530f 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -247,6 +247,9 @@ struct ieee80211_mgd_work { int tries; + u8 key[WLAN_KEY_LEN_WEP104]; + u8 key_len, key_idx; + /* must be last */ u8 ie[0]; /* for auth or assoc frame, not probe */ }; @@ -321,6 +324,7 @@ struct ieee80211_if_ibss { bool fixed_bssid; bool fixed_channel; + bool privacy; u8 bssid[ETH_ALEN]; u8 ssid[IEEE80211_MAX_SSID_LEN]; @@ -1093,8 +1097,8 @@ int ieee80211_add_pending_skbs(struct ieee80211_local *local, void ieee80211_send_auth(struct ieee80211_sub_if_data *sdata, u16 transaction, u16 auth_alg, - u8 *extra, size_t extra_len, - const u8 *bssid, int encrypt); + u8 *extra, size_t extra_len, const u8 *bssid, + const u8 *key, u8 key_len, u8 key_idx); int ieee80211_build_preq_ies(struct ieee80211_local *local, u8 *buffer, const u8 *ie, size_t ie_len); void ieee80211_send_probe_req(struct ieee80211_sub_if_data *sdata, u8 *dst, diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index c9db9646025..8e4a60497bb 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -954,7 +954,7 @@ ieee80211_authenticate(struct ieee80211_sub_if_data *sdata, sdata->dev->name, wk->bss->cbss.bssid, wk->tries); ieee80211_send_auth(sdata, 1, wk->auth_alg, wk->ie, wk->ie_len, - wk->bss->cbss.bssid, 0); + wk->bss->cbss.bssid, NULL, 0, 0); wk->auth_transaction = 2; wk->timeout = jiffies + IEEE80211_AUTH_TIMEOUT; @@ -1176,7 +1176,8 @@ static void ieee80211_auth_challenge(struct ieee80211_sub_if_data *sdata, return; ieee80211_send_auth(sdata, 3, wk->auth_alg, elems.challenge - 2, elems.challenge_len + 2, - wk->bss->cbss.bssid, 1); + wk->bss->cbss.bssid, + wk->key, wk->key_len, wk->key_idx); wk->auth_transaction = 4; } @@ -2175,6 +2176,12 @@ int ieee80211_mgd_auth(struct ieee80211_sub_if_data *sdata, wk->ie_len = req->ie_len; } + if (req->key && req->key_len) { + wk->key_len = req->key_len; + wk->key_idx = req->key_idx; + memcpy(wk->key, req->key, req->key_len); + } + ssid = ieee80211_bss_get_ie(req->bss, WLAN_EID_SSID); memcpy(wk->ssid, ssid + 2, ssid[1]); wk->ssid_len = ssid[1]; diff --git a/net/mac80211/util.c b/net/mac80211/util.c index 915e7776931..dbf66b52d38 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -31,6 +31,7 @@ #include "mesh.h" #include "wme.h" #include "led.h" +#include "wep.h" /* privid for wiphys to determine whether they belong to us or not */ void *mac80211_wiphy_privid = &mac80211_wiphy_privid; @@ -804,12 +805,13 @@ u32 ieee80211_mandatory_rates(struct ieee80211_local *local, void ieee80211_send_auth(struct ieee80211_sub_if_data *sdata, u16 transaction, u16 auth_alg, - u8 *extra, size_t extra_len, - const u8 *bssid, int encrypt) + u8 *extra, size_t extra_len, const u8 *bssid, + const u8 *key, u8 key_len, u8 key_idx) { struct ieee80211_local *local = sdata->local; struct sk_buff *skb; struct ieee80211_mgmt *mgmt; + int err; skb = dev_alloc_skb(local->hw.extra_tx_headroom + sizeof(*mgmt) + 6 + extra_len); @@ -824,8 +826,6 @@ void ieee80211_send_auth(struct ieee80211_sub_if_data *sdata, memset(mgmt, 0, 24 + 6); mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH); - if (encrypt) - mgmt->frame_control |= cpu_to_le16(IEEE80211_FCTL_PROTECTED); memcpy(mgmt->da, bssid, ETH_ALEN); memcpy(mgmt->sa, sdata->dev->dev_addr, ETH_ALEN); memcpy(mgmt->bssid, bssid, ETH_ALEN); @@ -835,7 +835,13 @@ void ieee80211_send_auth(struct ieee80211_sub_if_data *sdata, if (extra) memcpy(skb_put(skb, extra_len), extra, extra_len); - ieee80211_tx_skb(sdata, skb, encrypt); + if (auth_alg == WLAN_AUTH_SHARED_KEY && transaction == 3) { + mgmt->frame_control |= cpu_to_le16(IEEE80211_FCTL_PROTECTED); + err = ieee80211_wep_encrypt(local, skb, key, key_len, key_idx); + WARN_ON(err); + } + + ieee80211_tx_skb(sdata, skb, 0); } int ieee80211_build_preq_ies(struct ieee80211_local *local, u8 *buffer, diff --git a/net/mac80211/wep.c b/net/mac80211/wep.c index 4fafb2d27c8..8a980f13694 100644 --- a/net/mac80211/wep.c +++ b/net/mac80211/wep.c @@ -144,9 +144,9 @@ void ieee80211_wep_encrypt_data(struct crypto_blkcipher *tfm, u8 *rc4key, * * WEP frame payload: IV + TX key idx, RC4(data), ICV = RC4(CRC32(data)) */ -static int ieee80211_wep_encrypt(struct ieee80211_local *local, - struct sk_buff *skb, - const u8 *key, int keylen, int keyidx) +int ieee80211_wep_encrypt(struct ieee80211_local *local, + struct sk_buff *skb, + const u8 *key, int keylen, int keyidx) { u8 *iv; size_t len; diff --git a/net/mac80211/wep.h b/net/mac80211/wep.h index 85219ded870..fe29d7e5759 100644 --- a/net/mac80211/wep.h +++ b/net/mac80211/wep.h @@ -20,6 +20,9 @@ int ieee80211_wep_init(struct ieee80211_local *local); void ieee80211_wep_free(struct ieee80211_local *local); void ieee80211_wep_encrypt_data(struct crypto_blkcipher *tfm, u8 *rc4key, size_t klen, u8 *data, size_t data_len); +int ieee80211_wep_encrypt(struct ieee80211_local *local, + struct sk_buff *skb, + const u8 *key, int keylen, int keyidx); int ieee80211_wep_decrypt_data(struct crypto_blkcipher *tfm, u8 *rc4key, size_t klen, u8 *data, size_t data_len); bool ieee80211_wep_is_weak_iv(struct sk_buff *skb, struct ieee80211_key *key); |