diff options
| -rw-r--r-- | drivers/net/wireless/atmel.c | 227 |
1 files changed, 223 insertions, 4 deletions
diff --git a/drivers/net/wireless/atmel.c b/drivers/net/wireless/atmel.c index e4729ddf29f..f0ccfef6644 100644 --- a/drivers/net/wireless/atmel.c +++ b/drivers/net/wireless/atmel.c @@ -1407,6 +1407,17 @@ static int atmel_close(struct net_device *dev) { struct atmel_private *priv = netdev_priv(dev); + /* Send event to userspace that we are disassociating */ + if (priv->station_state == STATION_STATE_READY) { + union iwreq_data wrqu; + + wrqu.data.length = 0; + wrqu.data.flags = 0; + wrqu.ap_addr.sa_family = ARPHRD_ETHER; + memset(wrqu.ap_addr.sa_data, 0, ETH_ALEN); + wireless_send_event(priv->dev, SIOCGIWAP, &wrqu, NULL); + } + atmel_enter_state(priv, STATION_STATE_DOWN); if (priv->bus_type == BUS_TYPE_PCCARD) @@ -1780,10 +1791,10 @@ static int atmel_set_encode(struct net_device *dev, priv->wep_is_on = 1; priv->exclude_unencrypted = 1; if (priv->wep_key_len[index] > 5) { - priv->pairwise_cipher_suite = CIPHER_SUITE_WEP_64; + priv->pairwise_cipher_suite = CIPHER_SUITE_WEP_128; priv->encryption_level = 2; } else { - priv->pairwise_cipher_suite = CIPHER_SUITE_WEP_128; + priv->pairwise_cipher_suite = CIPHER_SUITE_WEP_64; priv->encryption_level = 1; } } @@ -1853,6 +1864,181 @@ static int atmel_get_encode(struct net_device *dev, return 0; } +static int atmel_set_encodeext(struct net_device *dev, + struct iw_request_info *info, + union iwreq_data *wrqu, + char *extra) +{ + struct atmel_private *priv = netdev_priv(dev); + struct iw_point *encoding = &wrqu->encoding; + struct iw_encode_ext *ext = (struct iw_encode_ext *)extra; + int idx, key_len; + + /* Determine and validate the key index */ + idx = encoding->flags & IW_ENCODE_INDEX; + if (idx) { + if (idx < 1 || idx > WEP_KEYS) + return -EINVAL; + idx--; + } else + idx = priv->default_key; + + if ((encoding->flags & IW_ENCODE_DISABLED) || + ext->alg == IW_ENCODE_ALG_NONE) { + priv->wep_is_on = 0; + priv->encryption_level = 0; + priv->pairwise_cipher_suite = CIPHER_SUITE_NONE; + } + + if (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) + priv->default_key = idx; + + /* Set the requested key */ + switch (ext->alg) { + case IW_ENCODE_ALG_NONE: + break; + case IW_ENCODE_ALG_WEP: + if (ext->key_len > 5) { + priv->wep_key_len[idx] = 13; + priv->pairwise_cipher_suite = CIPHER_SUITE_WEP_128; + priv->encryption_level = 2; + } else if (ext->key_len > 0) { + priv->wep_key_len[idx] = 5; + priv->pairwise_cipher_suite = CIPHER_SUITE_WEP_64; + priv->encryption_level = 1; + } else { + return -EINVAL; + } + priv->wep_is_on = 1; + memset(priv->wep_keys[idx], 0, 13); + key_len = min ((int)ext->key_len, priv->wep_key_len[idx]); + memcpy(priv->wep_keys[idx], ext->key, key_len); + break; + default: + return -EINVAL; + } + + return -EINPROGRESS; +} + +static int atmel_get_encodeext(struct net_device *dev, + struct iw_request_info *info, + union iwreq_data *wrqu, + char *extra) +{ + struct atmel_private *priv = netdev_priv(dev); + struct iw_point *encoding = &wrqu->encoding; + struct iw_encode_ext *ext = (struct iw_encode_ext *)extra; + int idx, max_key_len; + + max_key_len = encoding->length - sizeof(*ext); + if (max_key_len < 0) + return -EINVAL; + + idx = encoding->flags & IW_ENCODE_INDEX; + if (idx) { + if (idx < 1 || idx > WEP_KEYS) + return -EINVAL; + idx--; + } else + idx = priv->default_key; + + encoding->flags = idx + 1; + memset(ext, 0, sizeof(*ext)); + + if (!priv->wep_is_on) { + ext->alg = IW_ENCODE_ALG_NONE; + ext->key_len = 0; + encoding->flags |= IW_ENCODE_DISABLED; + } else { + if (priv->encryption_level > 0) + ext->alg = IW_ENCODE_ALG_WEP; + else + return -EINVAL; + + ext->key_len = priv->wep_key_len[idx]; + memcpy(ext->key, priv->wep_keys[idx], ext->key_len); + encoding->flags |= IW_ENCODE_ENABLED; + } + + return 0; +} + +static int atmel_set_auth(struct net_device *dev, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra) +{ + struct atmel_private *priv = netdev_priv(dev); + struct iw_param *param = &wrqu->param; + + switch (param->flags & IW_AUTH_INDEX) { + case IW_AUTH_WPA_VERSION: + case IW_AUTH_CIPHER_PAIRWISE: + case IW_AUTH_CIPHER_GROUP: + case IW_AUTH_KEY_MGMT: + case IW_AUTH_RX_UNENCRYPTED_EAPOL: + case IW_AUTH_PRIVACY_INVOKED: + /* + * atmel does not use these parameters + */ + break; + + case IW_AUTH_DROP_UNENCRYPTED: + priv->exclude_unencrypted = param->value ? 1 : 0; + break; + + case IW_AUTH_80211_AUTH_ALG: { + if (param->value & IW_AUTH_ALG_SHARED_KEY) { + priv->exclude_unencrypted = 1; + } else if (param->value & IW_AUTH_ALG_OPEN_SYSTEM) { + priv->exclude_unencrypted = 0; + } else + return -EINVAL; + break; + } + + case IW_AUTH_WPA_ENABLED: + /* Silently accept disable of WPA */ + if (param->value > 0) + return -EOPNOTSUPP; + break; + + default: + return -EOPNOTSUPP; + } + return -EINPROGRESS; +} + +static int atmel_get_auth(struct net_device *dev, + struct iw_request_info *info, + union iwreq_data *wrqu, char *extra) +{ + struct atmel_private *priv = netdev_priv(dev); + struct iw_param *param = &wrqu->param; + + switch (param->flags & IW_AUTH_INDEX) { + case IW_AUTH_DROP_UNENCRYPTED: + param->value = priv->exclude_unencrypted; + break; + + case IW_AUTH_80211_AUTH_ALG: + if (priv->exclude_unencrypted == 1) + param->value = IW_AUTH_ALG_SHARED_KEY; + else + param->value = IW_AUTH_ALG_OPEN_SYSTEM; + break; + + case IW_AUTH_WPA_ENABLED: + param->value = 0; + break; + + default: + return -EOPNOTSUPP; + } + return 0; +} + + static int atmel_get_name(struct net_device *dev, struct iw_request_info *info, char *cwrq, @@ -2289,13 +2475,15 @@ static int atmel_set_wap(struct net_device *dev, { struct atmel_private *priv = netdev_priv(dev); int i; - static const u8 bcast[] = { 255, 255, 255, 255, 255, 255 }; + static const u8 any[] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }; + static const u8 off[] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }; unsigned long flags; if (awrq->sa_family != ARPHRD_ETHER) return -EINVAL; - if (memcmp(bcast, awrq->sa_data, 6) == 0) { + if (!memcmp(any, awrq->sa_data, 6) || + !memcmp(off, awrq->sa_data, 6)) { del_timer_sync(&priv->management_timer); spin_lock_irqsave(&priv->irqlock, flags); atmel_scan(priv, 1); @@ -2378,6 +2566,15 @@ static const iw_handler atmel_handler[] = (iw_handler) atmel_get_encode, /* SIOCGIWENCODE */ (iw_handler) atmel_set_power, /* SIOCSIWPOWER */ (iw_handler) atmel_get_power, /* SIOCGIWPOWER */ + (iw_handler) NULL, /* -- hole -- */ + (iw_handler) NULL, /* -- hole -- */ + (iw_handler) NULL, /* SIOCSIWGENIE */ + (iw_handler) NULL, /* SIOCGIWGENIE */ + (iw_handler) atmel_set_auth, /* SIOCSIWAUTH */ + (iw_handler) atmel_get_auth, /* SIOCGIWAUTH */ + (iw_handler) atmel_set_encodeext, /* SIOCSIWENCODEEXT */ + (iw_handler) atmel_get_encodeext, /* SIOCGIWENCODEEXT */ + (iw_handler) NULL, /* SIOCSIWPMKSA */ }; static const iw_handler atmel_private_handler[] = @@ -2924,6 +3121,8 @@ static void associate(struct atmel_private *priv, u16 frame_len, u16 subtype) u16 ass_id = le16_to_cpu(ass_resp->ass_id); u16 rates_len = ass_resp->length > 4 ? 4 : ass_resp->length; + union iwreq_data wrqu; + if (frame_len < 8 + rates_len) return; @@ -2954,6 +3153,14 @@ static void associate(struct atmel_private *priv, u16 frame_len, u16 subtype) priv->station_is_associated = 1; priv->station_was_associated = 1; atmel_enter_state(priv, STATION_STATE_READY); + + /* Send association event to userspace */ + wrqu.data.length = 0; + wrqu.data.flags = 0; + memcpy(wrqu.ap_addr.sa_data, priv->CurrentBSSID, ETH_ALEN); + wrqu.ap_addr.sa_family = ARPHRD_ETHER; + wireless_send_event(priv->dev, SIOCGIWAP, &wrqu, NULL); + return; } @@ -3632,6 +3839,7 @@ static int reset_atmel_card(struct net_device *dev) struct atmel_private *priv = netdev_priv(dev); u8 configuration; + int old_state = priv->station_state; /* data to add to the firmware names, in priority order this implemenents firmware versioning */ @@ -3792,6 +4000,17 @@ static int reset_atmel_card(struct net_device *dev) else build_wep_mib(priv); + if (old_state == STATION_STATE_READY) + { + union iwreq_data wrqu; + + wrqu.data.length = 0; + wrqu.data.flags = 0; + wrqu.ap_addr.sa_family = ARPHRD_ETHER; + memset(wrqu.ap_addr.sa_data, 0, ETH_ALEN); + wireless_send_event(priv->dev, SIOCGIWAP, &wrqu, NULL); + } + return 1; } |