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Commit 8935f39e authored by James Ketrenos's avatar James Ketrenos
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Removed legacy WIRELESS_EXT checks from ipw2200.c 

Signed-off-by: default avatarJames Ketrenos <jketreno@linux.intel.com>
parent 97a78ca9
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Showing with 1 addition and 507 deletions
drivers/net/wireless/ipw2200.c
View file @ 8935f39e
......@@ -6159,70 +6159,6 @@ static void ipw_bg_abort_scan(void *data)
up(&priv->sem);
}
#if WIRELESS_EXT < 18
/* Support for wpa_supplicant before WE-18, deprecated. */
/* following definitions must match definitions in driver_ipw.c */
#define IPW_IOCTL_WPA_SUPPLICANT SIOCIWFIRSTPRIV+30
#define IPW_CMD_SET_WPA_PARAM 1
#define IPW_CMD_SET_WPA_IE 2
#define IPW_CMD_SET_ENCRYPTION 3
#define IPW_CMD_MLME 4
#define IPW_PARAM_WPA_ENABLED 1
#define IPW_PARAM_TKIP_COUNTERMEASURES 2
#define IPW_PARAM_DROP_UNENCRYPTED 3
#define IPW_PARAM_PRIVACY_INVOKED 4
#define IPW_PARAM_AUTH_ALGS 5
#define IPW_PARAM_IEEE_802_1X 6
#define IPW_MLME_STA_DEAUTH 1
#define IPW_MLME_STA_DISASSOC 2
#define IPW_CRYPT_ERR_UNKNOWN_ALG 2
#define IPW_CRYPT_ERR_UNKNOWN_ADDR 3
#define IPW_CRYPT_ERR_CRYPT_INIT_FAILED 4
#define IPW_CRYPT_ERR_KEY_SET_FAILED 5
#define IPW_CRYPT_ERR_TX_KEY_SET_FAILED 6
#define IPW_CRYPT_ERR_CARD_CONF_FAILED 7
#define IPW_CRYPT_ALG_NAME_LEN 16
struct ipw_param {
u32 cmd;
u8 sta_addr[ETH_ALEN];
union {
struct {
u8 name;
u32 value;
} wpa_param;
struct {
u32 len;
u8 reserved[32];
u8 data[0];
} wpa_ie;
struct {
u32 command;
u32 reason_code;
} mlme;
struct {
u8 alg[IPW_CRYPT_ALG_NAME_LEN];
u8 set_tx;
u32 err;
u8 idx;
u8 seq[8]; /* sequence counter (set: RX, get: TX) */
u16 key_len;
u8 key[0];
} crypt;
} u;
};
/* end of driver_ipw.c code */
#endif
static int ipw_wpa_enable(struct ipw_priv *priv, int value)
{
/* This is called when wpa_supplicant loads and closes the driver
......@@ -6231,11 +6167,6 @@ static int ipw_wpa_enable(struct ipw_priv *priv, int value)
return 0;
}
#if WIRELESS_EXT < 18
#define IW_AUTH_ALG_OPEN_SYSTEM 0x1
#define IW_AUTH_ALG_SHARED_KEY 0x2
#endif
static int ipw_wpa_set_auth_algs(struct ipw_priv *priv, int value)
{
struct ieee80211_device *ieee = priv->ieee;
......@@ -6283,416 +6214,6 @@ static int ipw_set_rsn_capa(struct ipw_priv *priv,
return ipw_send_cmd(priv, &cmd);
}
#if WIRELESS_EXT < 18
static int ipw_wpa_set_param(struct net_device *dev, u8 name, u32 value)
{
struct ipw_priv *priv = ieee80211_priv(dev);
struct ieee80211_crypt_data *crypt;
unsigned long flags;
int ret = 0;
switch (name) {
case IPW_PARAM_WPA_ENABLED:
ret = ipw_wpa_enable(priv, value);
break;
case IPW_PARAM_TKIP_COUNTERMEASURES:
crypt = priv->ieee->crypt[priv->ieee->tx_keyidx];
if (!crypt || !crypt->ops->set_flags || !crypt->ops->get_flags) {
IPW_WARNING("Can't set TKIP countermeasures: "
"crypt not set!\n");
break;
}
flags = crypt->ops->get_flags(crypt->priv);
if (value)
flags |= IEEE80211_CRYPTO_TKIP_COUNTERMEASURES;
else
flags &= ~IEEE80211_CRYPTO_TKIP_COUNTERMEASURES;
crypt->ops->set_flags(flags, crypt->priv);
break;
case IPW_PARAM_DROP_UNENCRYPTED:{
/* HACK:
*
* wpa_supplicant calls set_wpa_enabled when the driver
* is loaded and unloaded, regardless of if WPA is being
* used. No other calls are made which can be used to
* determine if encryption will be used or not prior to
* association being expected. If encryption is not being
* used, drop_unencrypted is set to false, else true -- we
* can use this to determine if the CAP_PRIVACY_ON bit should
* be set.
*/
struct ieee80211_security sec = {
.flags = SEC_ENABLED,
.enabled = value,
};
priv->ieee->drop_unencrypted = value;
/* We only change SEC_LEVEL for open mode. Others
* are set by ipw_wpa_set_encryption.
*/
if (!value) {
sec.flags |= SEC_LEVEL;
sec.level = SEC_LEVEL_0;
} else {
sec.flags |= SEC_LEVEL;
sec.level = SEC_LEVEL_1;
}
if (priv->ieee->set_security)
priv->ieee->set_security(priv->ieee->dev, &sec);
break;
}
case IPW_PARAM_PRIVACY_INVOKED:
priv->ieee->privacy_invoked = value;
break;
case IPW_PARAM_AUTH_ALGS:
ret = ipw_wpa_set_auth_algs(priv, value);
break;
case IPW_PARAM_IEEE_802_1X:
priv->ieee->ieee802_1x = value;
break;
default:
IPW_ERROR("%s: Unknown WPA param: %d\n", dev->name, name);
ret = -EOPNOTSUPP;
}
return ret;
}
static int ipw_wpa_mlme(struct net_device *dev, int command, int reason)
{
struct ipw_priv *priv = ieee80211_priv(dev);
int ret = 0;
switch (command) {
case IPW_MLME_STA_DEAUTH:
// silently ignore
break;
case IPW_MLME_STA_DISASSOC:
ipw_disassociate(priv);
break;
default:
IPW_ERROR("%s: Unknown MLME request: %d\n", dev->name, command);
ret = -EOPNOTSUPP;
}
return ret;
}
static int ipw_wpa_ie_cipher2level(u8 cipher)
{
switch (cipher) {
case 4: /* CCMP */
return SEC_LEVEL_3;
case 2: /* TKIP */
return SEC_LEVEL_2;
case 5: /* WEP104 */
case 1: /* WEP40 */
return SEC_LEVEL_1;
case 0: /* NONE */
return SEC_LEVEL_0;
default:
return -1;
}
}
static int ipw_wpa_set_wpa_ie(struct net_device *dev,
struct ipw_param *param, int plen)
{
struct ipw_priv *priv = ieee80211_priv(dev);
struct ieee80211_device *ieee = priv->ieee;
u8 *buf;
u8 *ptk, *gtk;
int level;
if (param->u.wpa_ie.len > MAX_WPA_IE_LEN ||
(param->u.wpa_ie.len && param->u.wpa_ie.data == NULL))
return -EINVAL;
if (param->u.wpa_ie.len) {
buf = kmalloc(param->u.wpa_ie.len, GFP_KERNEL);
if (buf == NULL)
return -ENOMEM;
memcpy(buf, param->u.wpa_ie.data, param->u.wpa_ie.len);
kfree(ieee->wpa_ie);
ieee->wpa_ie = buf;
ieee->wpa_ie_len = param->u.wpa_ie.len;
} else {
kfree(ieee->wpa_ie);
ieee->wpa_ie = NULL;
ieee->wpa_ie_len = 0;
goto done;
}
if (priv->ieee->host_encrypt)
goto done;
/* HACK: Parse wpa_ie here to get pairwise suite, otherwise
* we need to change driver_ipw.c from wpa_supplicant. This
* is OK since -Dipw is deprecated. The -Dwext driver has a
* clean way to handle this. */
gtk = ptk = (u8 *) ieee->wpa_ie;
if (ieee->wpa_ie[0] == 0x30) { /* RSN IE */
gtk += 4 + 3;
ptk += 4 + 4 + 2 + 3;
} else { /* WPA IE */
gtk += 8 + 3;
ptk += 8 + 4 + 2 + 3;
}
if (ptk - (u8 *) ieee->wpa_ie > ieee->wpa_ie_len)
return -EINVAL;
level = ipw_wpa_ie_cipher2level(*gtk);
ipw_set_hw_decrypt_multicast(priv, level);
level = ipw_wpa_ie_cipher2level(*ptk);
ipw_set_hw_decrypt_unicast(priv, level);
done:
ipw_wpa_assoc_frame(priv, ieee->wpa_ie, ieee->wpa_ie_len);
return 0;
}
/* implementation borrowed from hostap driver */
static int ipw_wpa_set_encryption(struct net_device *dev,
struct ipw_param *param, int param_len)
{
int ret = 0;
int group_key = 0;
struct ipw_priv *priv = ieee80211_priv(dev);
struct ieee80211_device *ieee = priv->ieee;
struct ieee80211_crypto_ops *ops;
struct ieee80211_crypt_data **crypt;
struct ieee80211_security sec = {
.flags = 0,
};
param->u.crypt.err = 0;
param->u.crypt.alg[IPW_CRYPT_ALG_NAME_LEN - 1] = '\0';
if (param_len !=
(int)((char *)param->u.crypt.key - (char *)param) +
param->u.crypt.key_len) {
IPW_DEBUG_INFO("Len mismatch %d, %d\n", param_len,
param->u.crypt.key_len);
return -EINVAL;
}
if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff &&
param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff &&
param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff) {
if (param->u.crypt.idx >= WEP_KEYS)
return -EINVAL;
crypt = &ieee->crypt[param->u.crypt.idx];
} else {
return -EINVAL;
}
if (param->u.crypt.idx != 0)
group_key = 1;
sec.flags |= SEC_ENABLED | SEC_ENCRYPT;
if (strcmp(param->u.crypt.alg, "none") == 0) {
if (crypt) {
sec.enabled = 0;
sec.encrypt = 0;
sec.level = SEC_LEVEL_0;
sec.flags |= SEC_LEVEL;
ieee80211_crypt_delayed_deinit(ieee, crypt);
}
goto done;
}
sec.enabled = 1;
sec.encrypt = 1;
/* IPW HW cannot build TKIP MIC, host decryption still needed. */
if (strcmp(param->u.crypt.alg, "TKIP") == 0) {
if (group_key)
ieee->host_mc_decrypt = 1;
else
ieee->host_encrypt_msdu = 1;
}
/*if (!(ieee->host_encrypt || ieee->host_encrypt_msdu ||
ieee->host_decrypt))
goto skip_host_crypt; */
if (group_key ? !ieee->host_mc_decrypt :
!(ieee->host_encrypt || ieee->host_decrypt ||
ieee->host_encrypt_msdu))
goto skip_host_crypt;
ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
if (ops == NULL && strcmp(param->u.crypt.alg, "WEP") == 0) {
request_module("ieee80211_crypt_wep");
ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
} else if (ops == NULL && strcmp(param->u.crypt.alg, "TKIP") == 0) {
request_module("ieee80211_crypt_tkip");
ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
} else if (ops == NULL && strcmp(param->u.crypt.alg, "CCMP") == 0) {
request_module("ieee80211_crypt_ccmp");
ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
}
if (ops == NULL) {
IPW_DEBUG_INFO("%s: unknown crypto alg '%s'\n",
dev->name, param->u.crypt.alg);
param->u.crypt.err = IPW_CRYPT_ERR_UNKNOWN_ALG;
ret = -EINVAL;
goto done;
}
if (*crypt == NULL || (*crypt)->ops != ops) {
struct ieee80211_crypt_data *new_crypt;
ieee80211_crypt_delayed_deinit(ieee, crypt);
new_crypt = (struct ieee80211_crypt_data *)
kmalloc(sizeof(*new_crypt), GFP_KERNEL);
if (new_crypt == NULL) {
ret = -ENOMEM;
goto done;
}
memset(new_crypt, 0, sizeof(struct ieee80211_crypt_data));
new_crypt->ops = ops;
if (new_crypt->ops && try_module_get(new_crypt->ops->owner))
new_crypt->priv =
new_crypt->ops->init(param->u.crypt.idx);
if (new_crypt->priv == NULL) {
kfree(new_crypt);
param->u.crypt.err = IPW_CRYPT_ERR_CRYPT_INIT_FAILED;
ret = -EINVAL;
goto done;
}
*crypt = new_crypt;
}
if (param->u.crypt.key_len > 0 && (*crypt)->ops->set_key &&
(*crypt)->ops->set_key(param->u.crypt.key,
param->u.crypt.key_len, param->u.crypt.seq,
(*crypt)->priv) < 0) {
IPW_DEBUG_INFO("%s: key setting failed\n", dev->name);
param->u.crypt.err = IPW_CRYPT_ERR_KEY_SET_FAILED;
ret = -EINVAL;
goto done;
}
skip_host_crypt:
if (param->u.crypt.set_tx) {
ieee->tx_keyidx = param->u.crypt.idx;
sec.active_key = param->u.crypt.idx;
sec.flags |= SEC_ACTIVE_KEY;
} else
sec.flags &= ~SEC_ACTIVE_KEY;
if (param->u.crypt.alg != NULL) {
memcpy(sec.keys[param->u.crypt.idx],
param->u.crypt.key, param->u.crypt.key_len);
sec.key_sizes[param->u.crypt.idx] = param->u.crypt.key_len;
sec.flags |= (1 << param->u.crypt.idx);
if (strcmp(param->u.crypt.alg, "WEP") == 0) {
sec.flags |= SEC_LEVEL;
sec.level = SEC_LEVEL_1;
} else if (strcmp(param->u.crypt.alg, "TKIP") == 0) {
sec.flags |= SEC_LEVEL;
sec.level = SEC_LEVEL_2;
} else if (strcmp(param->u.crypt.alg, "CCMP") == 0) {
sec.flags |= SEC_LEVEL;
sec.level = SEC_LEVEL_3;
}
/* Don't set sec level for group keys. */
if (group_key)
sec.flags &= ~SEC_LEVEL;
}
done:
if (ieee->set_security)
ieee->set_security(ieee->dev, &sec);
/* Do not reset port if card is in Managed mode since resetting will
* generate new IEEE 802.11 authentication which may end up in looping
* with IEEE 802.1X. If your hardware requires a reset after WEP
* configuration (for example... Prism2), implement the reset_port in
* the callbacks structures used to initialize the 802.11 stack. */
if (ieee->reset_on_keychange &&
ieee->iw_mode != IW_MODE_INFRA &&
ieee->reset_port && ieee->reset_port(dev)) {
IPW_DEBUG_INFO("%s: reset_port failed\n", dev->name);
param->u.crypt.err = IPW_CRYPT_ERR_CARD_CONF_FAILED;
return -EINVAL;
}
return ret;
}
static int ipw_wpa_supplicant(struct net_device *dev, struct iw_point *p)
{
struct ipw_param *param;
struct ipw_priv *priv = ieee80211_priv(dev);
int ret = 0;
IPW_DEBUG_INFO("wpa_supplicant: len=%d\n", p->length);
if (p->length < sizeof(struct ipw_param) || !p->pointer)
return -EINVAL;
param = (struct ipw_param *)kmalloc(p->length, GFP_KERNEL);
if (param == NULL)
return -ENOMEM;
if (copy_from_user(param, p->pointer, p->length)) {
kfree(param);
return -EFAULT;
}
down(&priv->sem);
switch (param->cmd) {
case IPW_CMD_SET_WPA_PARAM:
ret = ipw_wpa_set_param(dev, param->u.wpa_param.name,
param->u.wpa_param.value);
break;
case IPW_CMD_SET_WPA_IE:
ret = ipw_wpa_set_wpa_ie(dev, param, p->length);
break;
case IPW_CMD_SET_ENCRYPTION:
ret = ipw_wpa_set_encryption(dev, param, p->length);
break;
case IPW_CMD_MLME:
ret = ipw_wpa_mlme(dev, param->u.mlme.command,
param->u.mlme.reason_code);
break;
default:
IPW_ERROR("%s: Unknown WPA supplicant request: %d\n",
dev->name, param->cmd);
ret = -EOPNOTSUPP;
}
up(&priv->sem);
if (ret == 0 && copy_to_user(p->pointer, param, p->length))
ret = -EFAULT;
kfree(param);
return ret;
}
#else
/*
* WE-18 support
*/
......@@ -7021,7 +6542,6 @@ static int ipw_wx_set_mlme(struct net_device *dev,
}
return 0;
}
#endif
#ifdef CONFIG_IPW_QOS
......@@ -9391,7 +8911,6 @@ static int ipw_wx_get_retry(struct net_device *dev,
return 0;
}
#if WIRELESS_EXT > 17
static int ipw_request_direct_scan(struct ipw_priv *priv, char *essid,
int essid_len)
{
......@@ -9455,14 +8974,12 @@ static int ipw_request_direct_scan(struct ipw_priv *priv, char *essid,
up(&priv->sem);
return err;
}
#endif /* WIRELESS_EXT > 17 */
static int ipw_wx_set_scan(struct net_device *dev,
struct iw_request_info *info,
union iwreq_data *wrqu, char *extra)
{
struct ipw_priv *priv = ieee80211_priv(dev);
#if WIRELESS_EXT > 17
struct iw_scan_req *req = NULL;
if (wrqu->data.length
&& wrqu->data.length == sizeof(struct iw_scan_req)) {
......@@ -9473,7 +8990,7 @@ static int ipw_wx_set_scan(struct net_device *dev,
return 0;
}
}
#endif
IPW_DEBUG_WX("Start scan\n");
queue_work(priv->workqueue, &priv->request_scan);
......@@ -9923,7 +9440,6 @@ static iw_handler ipw_wx_handlers[] = {
IW_IOCTL(SIOCGIWSPY) = iw_handler_get_spy,
IW_IOCTL(SIOCSIWTHRSPY) = iw_handler_set_thrspy,
IW_IOCTL(SIOCGIWTHRSPY) = iw_handler_get_thrspy,
#if WIRELESS_EXT > 17
IW_IOCTL(SIOCSIWGENIE) = ipw_wx_set_genie,
IW_IOCTL(SIOCGIWGENIE) = ipw_wx_get_genie,
IW_IOCTL(SIOCSIWMLME) = ipw_wx_set_mlme,
......@@ -9931,7 +9447,6 @@ static iw_handler ipw_wx_handlers[] = {
IW_IOCTL(SIOCGIWAUTH) = ipw_wx_get_auth,
IW_IOCTL(SIOCSIWENCODEEXT) = ipw_wx_set_encodeext,
IW_IOCTL(SIOCGIWENCODEEXT) = ipw_wx_get_encodeext,
#endif
};
enum {
......@@ -11317,24 +10832,6 @@ static void ipw_bg_down(void *data)
up(&priv->sem);
}
#if WIRELESS_EXT < 18
static int ipw_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
{
struct iwreq *wrq = (struct iwreq *)rq;
int ret = -1;
switch (cmd) {
case IPW_IOCTL_WPA_SUPPLICANT:
ret = ipw_wpa_supplicant(dev, &wrq->u.data);
return ret;
default:
return -EOPNOTSUPP;
}
return -EOPNOTSUPP;
}
#endif
/* Called by register_netdev() */
static int ipw_net_init(struct net_device *dev)
{
......@@ -11512,9 +11009,6 @@ static int ipw_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
net_dev->open = ipw_net_open;
net_dev->stop = ipw_net_stop;
net_dev->init = ipw_net_init;
#if WIRELESS_EXT < 18
net_dev->do_ioctl = ipw_ioctl;
#endif
net_dev->get_stats = ipw_net_get_stats;
net_dev->set_multicast_list = ipw_net_set_multicast_list;
net_dev->set_mac_address = ipw_net_set_mac_address;
......
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