diff options
Diffstat (limited to 'net/mac80211')
| -rw-r--r-- | net/mac80211/cfg.c | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index 9e2bc1fd0237..d49f7b58b05c 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -6,6 +6,7 @@ * This file is GPLv2 as found in COPYING. */ +#include <linux/ieee80211.h> #include <linux/nl80211.h> #include <linux/rtnetlink.h> #include <net/net_namespace.h> @@ -99,8 +100,98 @@ static int ieee80211_change_iface(struct wiphy *wiphy, int ifindex, return 0; } +static int ieee80211_add_key(struct wiphy *wiphy, struct net_device *dev, + u8 key_idx, u8 *mac_addr, + struct key_params *params) +{ + struct ieee80211_sub_if_data *sdata; + struct sta_info *sta = NULL; + enum ieee80211_key_alg alg; + int ret; + + sdata = IEEE80211_DEV_TO_SUB_IF(dev); + + switch (params->cipher) { + case WLAN_CIPHER_SUITE_WEP40: + case WLAN_CIPHER_SUITE_WEP104: + alg = ALG_WEP; + break; + case WLAN_CIPHER_SUITE_TKIP: + alg = ALG_TKIP; + break; + case WLAN_CIPHER_SUITE_CCMP: + alg = ALG_CCMP; + break; + default: + return -EINVAL; + } + + if (mac_addr) { + sta = sta_info_get(sdata->local, mac_addr); + if (!sta) + return -ENOENT; + } + + ret = 0; + if (!ieee80211_key_alloc(sdata, sta, alg, key_idx, + params->key_len, params->key)) + ret = -ENOMEM; + + if (sta) + sta_info_put(sta); + + return ret; +} + +static int ieee80211_del_key(struct wiphy *wiphy, struct net_device *dev, + u8 key_idx, u8 *mac_addr) +{ + struct ieee80211_sub_if_data *sdata; + struct sta_info *sta; + int ret; + + sdata = IEEE80211_DEV_TO_SUB_IF(dev); + + if (mac_addr) { + sta = sta_info_get(sdata->local, mac_addr); + if (!sta) + return -ENOENT; + + ret = 0; + if (sta->key) + ieee80211_key_free(sta->key); + else + ret = -ENOENT; + + sta_info_put(sta); + return ret; + } + + if (!sdata->keys[key_idx]) + return -ENOENT; + + ieee80211_key_free(sdata->keys[key_idx]); + + return 0; +} + +static int ieee80211_config_default_key(struct wiphy *wiphy, + struct net_device *dev, + u8 key_idx) +{ + struct ieee80211_sub_if_data *sdata; + + sdata = IEEE80211_DEV_TO_SUB_IF(dev); + ieee80211_set_default_key(sdata, key_idx); + + return 0; +} + struct cfg80211_ops mac80211_config_ops = { .add_virtual_intf = ieee80211_add_iface, .del_virtual_intf = ieee80211_del_iface, .change_virtual_intf = ieee80211_change_iface, + .add_key = ieee80211_add_key, + .del_key = ieee80211_del_key, + .set_default_key = ieee80211_config_default_key, }; |