diff options
Diffstat (limited to 'net/wireless')
| -rw-r--r-- | net/wireless/Makefile | 2 | ||||
| -rw-r--r-- | net/wireless/core.c | 23 | ||||
| -rw-r--r-- | net/wireless/core.h | 3 | ||||
| -rw-r--r-- | net/wireless/nl80211.c | 2 | ||||
| -rw-r--r-- | net/wireless/sme.c | 55 | ||||
| -rw-r--r-- | net/wireless/wext-compat.c | 229 | ||||
| -rw-r--r-- | net/wireless/wext-sme.c | 329 |
7 files changed, 570 insertions, 73 deletions
diff --git a/net/wireless/Makefile b/net/wireless/Makefile index 750c08e31b1..d74cc77fa57 100644 --- a/net/wireless/Makefile +++ b/net/wireless/Makefile @@ -7,6 +7,6 @@ obj-$(CONFIG_LIB80211_CRYPT_TKIP) += lib80211_crypt_tkip.o cfg80211-y += core.o sysfs.o radiotap.o util.o reg.o scan.o nl80211.o mlme.o ibss.o sme.o cfg80211-$(CONFIG_CFG80211_DEBUGFS) += debugfs.o -cfg80211-$(CONFIG_WIRELESS_EXT) += wext-compat.o +cfg80211-$(CONFIG_WIRELESS_EXT) += wext-compat.o wext-sme.o ccflags-y += -D__CHECK_ENDIAN__ diff --git a/net/wireless/core.c b/net/wireless/core.c index a0a67970461..e2f80dd0e4a 100644 --- a/net/wireless/core.c +++ b/net/wireless/core.c @@ -553,6 +553,7 @@ static int cfg80211_netdev_notifier_call(struct notifier_block * nb, #ifdef CONFIG_WIRELESS_EXT wdev->wext.default_key = -1; wdev->wext.default_mgmt_key = -1; + wdev->wext.connect.auth_type = NL80211_AUTHTYPE_AUTOMATIC; #endif mutex_unlock(&rdev->devlist_mtx); break; @@ -565,8 +566,13 @@ static int cfg80211_netdev_notifier_call(struct notifier_block * nb, cfg80211_leave_ibss(rdev, dev, true); break; case NL80211_IFTYPE_STATION: +#ifdef CONFIG_WIRELESS_EXT + kfree(wdev->wext.ie); + wdev->wext.ie = NULL; + wdev->wext.ie_len = 0; +#endif cfg80211_disconnect(rdev, dev, - WLAN_REASON_DEAUTH_LEAVING); + WLAN_REASON_DEAUTH_LEAVING, true); break; default: break; @@ -578,11 +584,20 @@ static int cfg80211_netdev_notifier_call(struct notifier_block * nb, break; case NETDEV_UP: #ifdef CONFIG_WIRELESS_EXT - if (wdev->iftype != NL80211_IFTYPE_ADHOC) + switch (wdev->iftype) { + case NL80211_IFTYPE_ADHOC: + if (wdev->wext.ibss.ssid_len) + cfg80211_join_ibss(rdev, dev, + &wdev->wext.ibss); break; - if (!wdev->wext.ibss.ssid_len) + case NL80211_IFTYPE_STATION: + if (wdev->wext.connect.ssid_len) + cfg80211_connect(rdev, dev, + &wdev->wext.connect); + break; + default: break; - cfg80211_join_ibss(rdev, dev, &wdev->wext.ibss); + } #endif break; case NETDEV_UNREGISTER: diff --git a/net/wireless/core.h b/net/wireless/core.h index 2c0f64252f3..5209acb0ff7 100644 --- a/net/wireless/core.h +++ b/net/wireless/core.h @@ -181,7 +181,8 @@ int cfg80211_connect(struct cfg80211_registered_device *rdev, struct net_device *dev, struct cfg80211_connect_params *connect); int cfg80211_disconnect(struct cfg80211_registered_device *rdev, - struct net_device *dev, u16 reason); + struct net_device *dev, u16 reason, + bool wextev); void cfg80211_conn_work(struct work_struct *work); diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 89aa9e781d1..0008144b354 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -3747,7 +3747,7 @@ static int nl80211_disconnect(struct sk_buff *skb, struct genl_info *info) goto out; } - err = cfg80211_disconnect(drv, dev, reason); + err = cfg80211_disconnect(drv, dev, reason, true); out: cfg80211_put_dev(drv); diff --git a/net/wireless/sme.c b/net/wireless/sme.c index 3abb0472987..f272ebf9430 100644 --- a/net/wireless/sme.c +++ b/net/wireless/sme.c @@ -273,10 +273,10 @@ void cfg80211_sme_rx_auth(struct net_device *dev, const u8 *buf, size_t len) } } -void cfg80211_connect_result(struct net_device *dev, const u8 *bssid, - const u8 *req_ie, size_t req_ie_len, - const u8 *resp_ie, size_t resp_ie_len, - u16 status, gfp_t gfp) +static void __cfg80211_connect_result(struct net_device *dev, const u8 *bssid, + const u8 *req_ie, size_t req_ie_len, + const u8 *resp_ie, size_t resp_ie_len, + u16 status, bool wextev, gfp_t gfp) { struct wireless_dev *wdev = dev->ieee80211_ptr; struct cfg80211_bss *bss; @@ -321,25 +321,36 @@ void cfg80211_connect_result(struct net_device *dev, const u8 *bssid, status, gfp); #ifdef CONFIG_WIRELESS_EXT - if (req_ie && status == WLAN_STATUS_SUCCESS) { - memset(&wrqu, 0, sizeof(wrqu)); - wrqu.data.length = req_ie_len; - wireless_send_event(dev, IWEVASSOCRESPIE, &wrqu, req_ie); - } + if (wextev) { + if (req_ie && status == WLAN_STATUS_SUCCESS) { + memset(&wrqu, 0, sizeof(wrqu)); + wrqu.data.length = req_ie_len; + wireless_send_event(dev, IWEVASSOCRESPIE, &wrqu, req_ie); + } + + if (resp_ie && status == WLAN_STATUS_SUCCESS) { + memset(&wrqu, 0, sizeof(wrqu)); + wrqu.data.length = resp_ie_len; + wireless_send_event(dev, IWEVASSOCRESPIE, &wrqu, resp_ie); + } - if (resp_ie && status == WLAN_STATUS_SUCCESS) { memset(&wrqu, 0, sizeof(wrqu)); - wrqu.data.length = resp_ie_len; - wireless_send_event(dev, IWEVASSOCRESPIE, &wrqu, resp_ie); + wrqu.ap_addr.sa_family = ARPHRD_ETHER; + if (bssid && status == WLAN_STATUS_SUCCESS) + memcpy(wrqu.ap_addr.sa_data, bssid, ETH_ALEN); + wireless_send_event(dev, SIOCGIWAP, &wrqu, NULL); } - - memset(&wrqu, 0, sizeof(wrqu)); - wrqu.ap_addr.sa_family = ARPHRD_ETHER; - if (bssid && status == WLAN_STATUS_SUCCESS) - memcpy(wrqu.ap_addr.sa_data, bssid, ETH_ALEN); - wireless_send_event(dev, SIOCGIWAP, &wrqu, NULL); #endif } + +void cfg80211_connect_result(struct net_device *dev, const u8 *bssid, + const u8 *req_ie, size_t req_ie_len, + const u8 *resp_ie, size_t resp_ie_len, + u16 status, gfp_t gfp) +{ + bool wextev = status == WLAN_STATUS_SUCCESS; + __cfg80211_connect_result(dev, bssid, req_ie, req_ie_len, resp_ie, resp_ie_len, status, wextev, gfp); +} EXPORT_SYMBOL(cfg80211_connect_result); void cfg80211_roamed(struct net_device *dev, const u8 *bssid, @@ -540,7 +551,7 @@ int cfg80211_connect(struct cfg80211_registered_device *rdev, } int cfg80211_disconnect(struct cfg80211_registered_device *rdev, - struct net_device *dev, u16 reason) + struct net_device *dev, u16 reason, bool wextev) { struct wireless_dev *wdev = dev->ieee80211_ptr; int err; @@ -585,9 +596,9 @@ int cfg80211_disconnect(struct cfg80211_registered_device *rdev, if (wdev->sme_state == CFG80211_SME_CONNECTED) __cfg80211_disconnected(dev, GFP_KERNEL, NULL, 0, 0, false); else if (wdev->sme_state == CFG80211_SME_CONNECTING) - cfg80211_connect_result(dev, NULL, NULL, 0, NULL, 0, - WLAN_STATUS_UNSPECIFIED_FAILURE, - GFP_KERNEL); + __cfg80211_connect_result(dev, NULL, NULL, 0, NULL, 0, + WLAN_STATUS_UNSPECIFIED_FAILURE, + wextev, GFP_KERNEL); return 0; } diff --git a/net/wireless/wext-compat.c b/net/wireless/wext-compat.c index cae3b52fba7..02f052fc180 100644 --- a/net/wireless/wext-compat.c +++ b/net/wireless/wext-compat.c @@ -261,50 +261,6 @@ int cfg80211_wext_giwrange(struct net_device *dev, } EXPORT_SYMBOL_GPL(cfg80211_wext_giwrange); -int cfg80211_wext_siwmlme(struct net_device *dev, - struct iw_request_info *info, - struct iw_point *data, char *extra) -{ - struct wireless_dev *wdev = dev->ieee80211_ptr; - struct iw_mlme *mlme = (struct iw_mlme *)extra; - struct cfg80211_registered_device *rdev; - union { - struct cfg80211_disassoc_request disassoc; - struct cfg80211_deauth_request deauth; - } cmd; - - if (!wdev) - return -EOPNOTSUPP; - - rdev = wiphy_to_dev(wdev->wiphy); - - if (wdev->iftype != NL80211_IFTYPE_STATION) - return -EINVAL; - - if (mlme->addr.sa_family != ARPHRD_ETHER) - return -EINVAL; - - memset(&cmd, 0, sizeof(cmd)); - - switch (mlme->cmd) { - case IW_MLME_DEAUTH: - if (!rdev->ops->deauth) - return -EOPNOTSUPP; - cmd.deauth.peer_addr = mlme->addr.sa_data; - cmd.deauth.reason_code = mlme->reason_code; - return rdev->ops->deauth(wdev->wiphy, dev, &cmd.deauth); - case IW_MLME_DISASSOC: - if (!rdev->ops->disassoc) - return -EOPNOTSUPP; - cmd.disassoc.peer_addr = mlme->addr.sa_data; - cmd.disassoc.reason_code = mlme->reason_code; - return rdev->ops->disassoc(wdev->wiphy, dev, &cmd.disassoc); - default: - return -EOPNOTSUPP; - } -} -EXPORT_SYMBOL_GPL(cfg80211_wext_siwmlme); - /** * cfg80211_wext_freq - get wext frequency for non-"auto" @@ -846,3 +802,188 @@ int cfg80211_wext_giwtxpower(struct net_device *dev, return 0; } EXPORT_SYMBOL_GPL(cfg80211_wext_giwtxpower); + +static int cfg80211_set_auth_alg(struct wireless_dev *wdev, + s32 auth_alg) +{ + int nr_alg = 0; + + if (!auth_alg) + return -EINVAL; + + if (auth_alg & ~(IW_AUTH_ALG_OPEN_SYSTEM | + IW_AUTH_ALG_SHARED_KEY | + IW_AUTH_ALG_LEAP)) + return -EINVAL; + + if (auth_alg & IW_AUTH_ALG_OPEN_SYSTEM) { + nr_alg++; + wdev->wext.connect.auth_type = NL80211_AUTHTYPE_OPEN_SYSTEM; + } + + if (auth_alg & IW_AUTH_ALG_SHARED_KEY) { + nr_alg++; + wdev->wext.connect.auth_type = NL80211_AUTHTYPE_SHARED_KEY; + } + + if (auth_alg & IW_AUTH_ALG_LEAP) { + nr_alg++; + wdev->wext.connect.auth_type = NL80211_AUTHTYPE_NETWORK_EAP; + } + + if (nr_alg > 1) + wdev->wext.connect.auth_type = NL80211_AUTHTYPE_AUTOMATIC; + + return 0; +} + +static int cfg80211_set_wpa_version(struct wireless_dev *wdev, u32 wpa_versions) +{ + wdev->wext.connect.crypto.wpa_versions = 0; + + if (wpa_versions & ~(IW_AUTH_WPA_VERSION_WPA | + IW_AUTH_WPA_VERSION_WPA2)) + return -EINVAL; + + if (wpa_versions & IW_AUTH_WPA_VERSION_WPA) + wdev->wext.connect.crypto.wpa_versions |= + NL80211_WPA_VERSION_1; + + if (wpa_versions & IW_AUTH_WPA_VERSION_WPA2) + wdev->wext.connect.crypto.wpa_versions |= + NL80211_WPA_VERSION_2; + + return 0; +} + +int cfg80211_set_cipher_group(struct wireless_dev *wdev, u32 cipher) +{ + wdev->wext.connect.crypto.cipher_group = 0; + + if (cipher & IW_AUTH_CIPHER_WEP40) + wdev->wext.connect.crypto.cipher_group = + WLAN_CIPHER_SUITE_WEP40; + else if (cipher & IW_AUTH_CIPHER_WEP104) + wdev->wext.connect.crypto.cipher_group = + WLAN_CIPHER_SUITE_WEP104; + else if (cipher & IW_AUTH_CIPHER_TKIP) + wdev->wext.connect.crypto.cipher_group = + WLAN_CIPHER_SUITE_TKIP; + else if (cipher & IW_AUTH_CIPHER_CCMP) + wdev->wext.connect.crypto.cipher_group = + WLAN_CIPHER_SUITE_CCMP; + else if (cipher & IW_AUTH_CIPHER_AES_CMAC) + wdev->wext.connect.crypto.cipher_group = + WLAN_CIPHER_SUITE_AES_CMAC; + else + return -EINVAL; + + return 0; +} + +int cfg80211_set_cipher_pairwise(struct wireless_dev *wdev, u32 cipher) +{ + int nr_ciphers = 0; + u32 *ciphers_pairwise = wdev->wext.connect.crypto.ciphers_pairwise; + + if (cipher & IW_AUTH_CIPHER_WEP40) { + ciphers_pairwise[nr_ciphers] = WLAN_CIPHER_SUITE_WEP40; + nr_ciphers++; + } + + if (cipher & IW_AUTH_CIPHER_WEP104) { + ciphers_pairwise[nr_ciphers] = WLAN_CIPHER_SUITE_WEP104; + nr_ciphers++; + } + + if (cipher & IW_AUTH_CIPHER_TKIP) { + ciphers_pairwise[nr_ciphers] = WLAN_CIPHER_SUITE_TKIP; + nr_ciphers++; + } + + if (cipher & IW_AUTH_CIPHER_CCMP) { + ciphers_pairwise[nr_ciphers] = WLAN_CIPHER_SUITE_CCMP; + nr_ciphers++; + } + + if (cipher & IW_AUTH_CIPHER_AES_CMAC) { + ciphers_pairwise[nr_ciphers] = WLAN_CIPHER_SUITE_AES_CMAC; + nr_ciphers++; + } + + BUILD_BUG_ON(NL80211_MAX_NR_CIPHER_SUITES < 5); + + wdev->wext.connect.crypto.n_ciphers_pairwise = nr_ciphers; + + return 0; +} + + +int cfg80211_set_key_mgt(struct wireless_dev *wdev, u32 key_mgt) +{ + int nr_akm_suites = 0; + + if (key_mgt & ~(IW_AUTH_KEY_MGMT_802_1X | + IW_AUTH_KEY_MGMT_PSK)) + return -EINVAL; + + if (key_mgt & IW_AUTH_KEY_MGMT_802_1X) { + wdev->wext.connect.crypto.akm_suites[nr_akm_suites] = + WLAN_AKM_SUITE_8021X; + nr_akm_suites++; + } + + if (key_mgt & IW_AUTH_KEY_MGMT_PSK) { + wdev->wext.connect.crypto.akm_suites[nr_akm_suites] = + WLAN_AKM_SUITE_PSK; + nr_akm_suites++; + } + + wdev->wext.connect.crypto.n_akm_suites = nr_akm_suites; + + return 0; +} + +int cfg80211_wext_siwauth(struct net_device *dev, + struct iw_request_info *info, + struct iw_param *data, char *extra) +{ + struct wireless_dev *wdev = dev->ieee80211_ptr; + + if (wdev->iftype != NL80211_IFTYPE_STATION) + return -EOPNOTSUPP; + + switch (data->flags & IW_AUTH_INDEX) { + case IW_AUTH_PRIVACY_INVOKED: + wdev->wext.connect.privacy = data->value; + return 0; + case IW_AUTH_WPA_VERSION: + return cfg80211_set_wpa_version(wdev, data->value); + case IW_AUTH_CIPHER_GROUP: + return cfg80211_set_cipher_group(wdev, data->value); + case IW_AUTH_KEY_MGMT: + return cfg80211_set_key_mgt(wdev, data->value); + case IW_AUTH_CIPHER_PAIRWISE: + return cfg80211_set_cipher_pairwise(wdev, data->value); + case IW_AUTH_80211_AUTH_ALG: + return cfg80211_set_auth_alg(wdev, data->value); + case IW_AUTH_WPA_ENABLED: + case IW_AUTH_RX_UNENCRYPTED_EAPOL: + case IW_AUTH_DROP_UNENCRYPTED: + case IW_AUTH_MFP: + return 0; + default: + return -EOPNOTSUPP; + } +} +EXPORT_SYMBOL_GPL(cfg80211_wext_siwauth); + +int cfg80211_wext_giwauth(struct net_device *dev, + struct iw_request_info *info, + struct iw_param *data, char *extra) +{ + /* XXX: what do we need? */ + + return -EOPNOTSUPP; +} +EXPORT_SYMBOL_GPL(cfg80211_wext_giwauth); diff --git a/net/wireless/wext-sme.c b/net/wireless/wext-sme.c new file mode 100644 index 00000000000..3b531d572b6 --- /dev/null +++ b/net/wireless/wext-sme.c @@ -0,0 +1,329 @@ +/* + * cfg80211 wext compat for managed mode. + * + * Copyright 2009 Johannes Berg <johannes@sipsolutions.net> + * Copyright (C) 2009 Intel Corporation. All rights reserved. + */ + +#include <linux/etherdevice.h> +#include <linux/if_arp.h> +#include <net/cfg80211.h> +#include "nl80211.h" + +static int cfg80211_mgd_wext_connect(struct cfg80211_registered_device *rdev, + struct wireless_dev *wdev) +{ + int err; + + if (!netif_running(wdev->netdev)) + return 0; + + wdev->wext.connect.ie = wdev->wext.ie; + wdev->wext.connect.ie_len = wdev->wext.ie_len; + wdev->wext.connect.privacy = wdev->wext.default_key != -1; + + err = 0; + if (wdev->wext.connect.ssid_len != 0) + err = cfg80211_connect(rdev, wdev->netdev, + &wdev->wext.connect); + + return err; +} + +int cfg80211_mgd_wext_siwfreq(struct net_device *dev, + struct iw_request_info *info, + struct iw_freq *freq, char *extra) +{ + struct wireless_dev *wdev = dev->ieee80211_ptr; + struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); + struct ieee80211_channel *chan; + int err; + + /* call only for station! */ + if (WARN_ON(wdev->iftype != NL80211_IFTYPE_STATION)) + return -EINVAL; + + chan = cfg80211_wext_freq(wdev->wiphy, freq); + if (chan && IS_ERR(chan)) + return PTR_ERR(chan); + + if (chan && (chan->flags & IEEE80211_CHAN_DISABLED)) + return -EINVAL; + + if (wdev->wext.connect.channel == chan) + return 0; + + if (wdev->sme_state != CFG80211_SME_IDLE) { + bool event = true; + /* if SSID set, we'll try right again, avoid event */ + if (wdev->wext.connect.ssid_len) + event = false; + err = cfg80211_disconnect(wiphy_to_dev(wdev->wiphy), + dev, WLAN_REASON_DEAUTH_LEAVING, + event); + if (err) + return err; + } + + wdev->wext.connect.channel = chan; + + /* SSID is not set, we just want to switch channel */ + if (wdev->wext.connect.ssid_len && chan) { + if (!rdev->ops->set_channel) + return -EOPNOTSUPP; + + return rdev->ops->set_channel(wdev->wiphy, chan, + NL80211_CHAN_NO_HT); + } + + return cfg80211_mgd_wext_connect(wiphy_to_dev(wdev->wiphy), wdev); +} +/* temporary symbol - mark GPL - in the future the handler won't be */ +EXPORT_SYMBOL_GPL(cfg80211_mgd_wext_siwfreq); + +int cfg80211_mgd_wext_giwfreq(struct net_device *dev, + struct iw_request_info *info, + struct iw_freq *freq, char *extra) +{ + struct wireless_dev *wdev = dev->ieee80211_ptr; + struct ieee80211_channel *chan = NULL; + + /* call only for station! */ + if (WARN_ON(wdev->iftype != NL80211_IFTYPE_STATION)) + return -EINVAL; + + if (wdev->current_bss) + chan = wdev->current_bss->channel; + else if (wdev->wext.connect.channel) + chan = wdev->wext.connect.channel; + + if (chan) { + freq->m = chan->center_freq; + freq->e = 6; + return 0; + } + + /* no channel if not joining */ + return -EINVAL; +} +/* temporary symbol - mark GPL - in the future the handler won't be */ +EXPORT_SYMBOL_GPL(cfg80211_mgd_wext_giwfreq); + +int cfg80211_mgd_wext_siwessid(struct net_device *dev, + struct iw_request_info *info, + struct iw_point *data, char *ssid) +{ + struct wireless_dev *wdev = dev->ieee80211_ptr; + size_t len = data->length; + int err; + + /* call only for station! */ + if (WARN_ON(wdev->iftype != NL80211_IFTYPE_STATION)) + return -EINVAL; + + if (!data->flags) + len = 0; + + /* iwconfig uses nul termination in SSID.. */ + if (len > 0 && ssid[len - 1] == '\0') + len--; + + if (wdev->wext.connect.ssid && len && + len == wdev->wext.connect.ssid_len && + memcmp(wdev->wext.connect.ssid, ssid, len)) + return 0; + + if (wdev->sme_state != CFG80211_SME_IDLE) { + bool event = true; + /* if SSID set now, we'll try to connect, avoid event */ + if (len) + event = false; + err = cfg80211_disconnect(wiphy_to_dev(wdev->wiphy), + dev, WLAN_REASON_DEAUTH_LEAVING, + event); + if (err) + return err; + } + + wdev->wext.connect.ssid = wdev->wext.ssid; + memcpy(wdev->wext.ssid, ssid, len); + wdev->wext.connect.ssid_len = len; + + wdev->wext.connect.crypto.control_port = false; + + return cfg80211_mgd_wext_connect(wiphy_to_dev(wdev->wiphy), wdev); +} +/* temporary symbol - mark GPL - in the future the handler won't be */ +EXPORT_SYMBOL_GPL(cfg80211_mgd_wext_siwessid); + +int cfg80211_mgd_wext_giwessid(struct net_device *dev, + struct iw_request_info *info, + struct iw_point *data, char *ssid) +{ + struct wireless_dev *wdev = dev->ieee80211_ptr; + + /* call only for station! */ + if (WARN_ON(wdev->iftype != NL80211_IFTYPE_STATION)) + return -EINVAL; + + data->flags = 0; + + if (wdev->ssid_len) { + data->flags = 1; + data->length = wdev->ssid_len; + memcpy(ssid, wdev->ssid, data->length); + } else if (wdev->wext.connect.ssid && wdev->wext.connect.ssid_len) { + data->flags = 1; + data->length = wdev->wext.connect.ssid_len; + memcpy(ssid, wdev->wext.connect.ssid, data->length); + } else + data->flags = 0; + + return 0; +} +/* temporary symbol - mark GPL - in the future the handler won't be */ +EXPORT_SYMBOL_GPL(cfg80211_mgd_wext_giwessid); + +int cfg80211_mgd_wext_siwap(struct net_device *dev, + struct iw_request_info *info, + struct sockaddr *ap_addr, char *extra) +{ + struct wireless_dev *wdev = dev->ieee80211_ptr; + u8 *bssid = ap_addr->sa_data; + int err; + + /* call only for station! */ + if (WARN_ON(wdev->iftype != NL80211_IFTYPE_STATION)) + return -EINVAL; + + if (ap_addr->sa_family != ARPHRD_ETHER) + return -EINVAL; + + /* automatic mode */ + if (is_zero_ether_addr(bssid) || is_broadcast_ether_addr(bssid)) + bssid = NULL; + + /* both automatic */ + if (!bssid && !wdev->wext.connect.bssid) + return 0; + + /* fixed already - and no change */ + if (wdev->wext.connect.bssid && bssid && + compare_ether_addr(bssid, wdev->wext.connect.bssid) == 0) + return 0; + + if (wdev->sme_state != CFG80211_SME_IDLE) { + err = cfg80211_disconnect(wiphy_to_dev(wdev->wiphy), + dev, WLAN_REASON_DEAUTH_LEAVING, + false); + if (err) + return err; + } + + if (bssid) { + memcpy(wdev->wext.bssid, bssid, ETH_ALEN); + wdev->wext.connect.bssid = wdev->wext.bssid; + } else + wdev->wext.connect.bssid = NULL; + + return cfg80211_mgd_wext_connect(wiphy_to_dev(wdev->wiphy), wdev); +} +/* temporary symbol - mark GPL - in the future the handler won't be */ +EXPORT_SYMBOL_GPL(cfg80211_mgd_wext_siwap); + +int cfg80211_mgd_wext_giwap(struct net_device *dev, + struct iw_request_info *info, + struct sockaddr *ap_addr, char *extra) +{ + struct wireless_dev *wdev = dev->ieee80211_ptr; + + /* call only for station! */ + if (WARN_ON(wdev->iftype != NL80211_IFTYPE_STATION)) + return -EINVAL; + + ap_addr->sa_family = ARPHRD_ETHER; + + if (wdev->current_bss) + memcpy(ap_addr->sa_data, wdev->current_bss->bssid, ETH_ALEN); + else if (wdev->wext.connect.bssid) + memcpy(ap_addr->sa_data, wdev->wext.connect.bssid, ETH_ALEN); + else + memset(ap_addr->sa_data, 0, ETH_ALEN); + + return 0; +} +/* temporary symbol - mark GPL - in the future the handler won't be */ +EXPORT_SYMBOL_GPL(cfg80211_mgd_wext_giwap); + +int cfg80211_wext_siwgenie(struct net_device *dev, + struct iw_request_info *info, + struct iw_point *data, char *extra) +{ + struct wireless_dev *wdev = dev->ieee80211_ptr; + struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); + u8 *ie = extra; + int ie_len = data->length, err; + + if (wdev->iftype != NL80211_IFTYPE_STATION) + return -EOPNOTSUPP; + + if (!ie_len) + ie = NULL; + + /* no change */ + if (wdev->wext.ie_len == ie_len && + memcmp(wdev->wext.ie, ie, ie_len) == 0) + return 0; + + if (ie_len) { + ie = kmemdup(extra, ie_len, GFP_KERNEL); + if (!ie) + return -ENOMEM; + } else + ie = NULL; + + kfree(wdev->wext.ie); + wdev->wext.ie = ie; + wdev->wext.ie_len = ie_len; + + if (wdev->sme_state != CFG80211_SME_IDLE) { + err = cfg80211_disconnect(rdev, dev, + WLAN_REASON_DEAUTH_LEAVING, false); + if (err) + return err; + } + + /* userspace better not think we'll reconnect */ + return 0; +} +EXPORT_SYMBOL_GPL(cfg80211_wext_siwgenie); + +int cfg80211_wext_siwmlme(struct net_device *dev, + struct iw_request_info *info, + struct iw_point *data, char *extra) +{ + struct wireless_dev *wdev = dev->ieee80211_ptr; + struct iw_mlme *mlme = (struct iw_mlme *)extra; + struct cfg80211_registered_device *rdev; + + if (!wdev) + return -EOPNOTSUPP; + + rdev = wiphy_to_dev(wdev->wiphy); + + if (wdev->iftype != NL80211_IFTYPE_STATION) + return -EINVAL; + + if (mlme->addr.sa_family != ARPHRD_ETHER) + return -EINVAL; + + switch (mlme->cmd) { + case IW_MLME_DEAUTH: + case IW_MLME_DISASSOC: + return cfg80211_disconnect(rdev, dev, mlme->reason_code, + true); + default: + return -EOPNOTSUPP; + } +} +EXPORT_SYMBOL_GPL(cfg80211_wext_siwmlme); |