提交 8aec9383 编写于 作者: A Adrian Bunk 提交者: John W. Linville

[PATCH] ipw2100: remove code for WIRELESS_EXT < 18

WIRELESS_EXT < 18 will never be true in the kernel.
Signed-off-by: NAdrian Bunk <bunk@stusta.de>
Signed-off-by: NJohn W. Linville <linville@tuxdriver.com>
上级 d6a13a24
......@@ -5735,70 +5735,6 @@ static struct net_device_stats *ipw2100_stats(struct net_device *dev)
return &priv->ieee->stats;
}
#if WIRELESS_EXT < 18
/* Support for wpa_supplicant before WE-18, deprecated. */
/* following definitions must match definitions in driver_ipw.c */
#define IPW2100_IOCTL_WPA_SUPPLICANT SIOCIWFIRSTPRIV+30
#define IPW2100_CMD_SET_WPA_PARAM 1
#define IPW2100_CMD_SET_WPA_IE 2
#define IPW2100_CMD_SET_ENCRYPTION 3
#define IPW2100_CMD_MLME 4
#define IPW2100_PARAM_WPA_ENABLED 1
#define IPW2100_PARAM_TKIP_COUNTERMEASURES 2
#define IPW2100_PARAM_DROP_UNENCRYPTED 3
#define IPW2100_PARAM_PRIVACY_INVOKED 4
#define IPW2100_PARAM_AUTH_ALGS 5
#define IPW2100_PARAM_IEEE_802_1X 6
#define IPW2100_MLME_STA_DEAUTH 1
#define IPW2100_MLME_STA_DISASSOC 2
#define IPW2100_CRYPT_ERR_UNKNOWN_ALG 2
#define IPW2100_CRYPT_ERR_UNKNOWN_ADDR 3
#define IPW2100_CRYPT_ERR_CRYPT_INIT_FAILED 4
#define IPW2100_CRYPT_ERR_KEY_SET_FAILED 5
#define IPW2100_CRYPT_ERR_TX_KEY_SET_FAILED 6
#define IPW2100_CRYPT_ERR_CARD_CONF_FAILED 7
#define IPW2100_CRYPT_ALG_NAME_LEN 16
struct ipw2100_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[IPW2100_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 /* WIRELESS_EXT < 18 */
static int ipw2100_wpa_enable(struct ipw2100_priv *priv, int value)
{
/* This is called when wpa_supplicant loads and closes the driver
......@@ -5807,11 +5743,6 @@ static int ipw2100_wpa_enable(struct ipw2100_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 ipw2100_wpa_set_auth_algs(struct ipw2100_priv *priv, int value)
{
......@@ -5855,360 +5786,6 @@ void ipw2100_wpa_assoc_frame(struct ipw2100_priv *priv,
ipw2100_set_wpa_ie(priv, &frame, 0);
}
#if WIRELESS_EXT < 18
static int ipw2100_wpa_set_param(struct net_device *dev, u8 name, u32 value)
{
struct ipw2100_priv *priv = ieee80211_priv(dev);
struct ieee80211_crypt_data *crypt;
unsigned long flags;
int ret = 0;
switch (name) {
case IPW2100_PARAM_WPA_ENABLED:
ret = ipw2100_wpa_enable(priv, value);
break;
case IPW2100_PARAM_TKIP_COUNTERMEASURES:
crypt = priv->ieee->crypt[priv->ieee->tx_keyidx];
if (!crypt || !crypt->ops->set_flags || !crypt->ops->get_flags)
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 IPW2100_PARAM_DROP_UNENCRYPTED:{
/* See IW_AUTH_DROP_UNENCRYPTED handling for details */
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 IPW2100_PARAM_PRIVACY_INVOKED:
priv->ieee->privacy_invoked = value;
break;
case IPW2100_PARAM_AUTH_ALGS:
ret = ipw2100_wpa_set_auth_algs(priv, value);
break;
case IPW2100_PARAM_IEEE_802_1X:
priv->ieee->ieee802_1x = value;
break;
default:
printk(KERN_ERR DRV_NAME ": %s: Unknown WPA param: %d\n",
dev->name, name);
ret = -EOPNOTSUPP;
}
return ret;
}
static int ipw2100_wpa_mlme(struct net_device *dev, int command, int reason)
{
struct ipw2100_priv *priv = ieee80211_priv(dev);
int ret = 0;
switch (command) {
case IPW2100_MLME_STA_DEAUTH:
// silently ignore
break;
case IPW2100_MLME_STA_DISASSOC:
ipw2100_disassociate_bssid(priv);
break;
default:
printk(KERN_ERR DRV_NAME ": %s: Unknown MLME request: %d\n",
dev->name, command);
ret = -EOPNOTSUPP;
}
return ret;
}
static int ipw2100_wpa_set_wpa_ie(struct net_device *dev,
struct ipw2100_param *param, int plen)
{
struct ipw2100_priv *priv = ieee80211_priv(dev);
struct ieee80211_device *ieee = priv->ieee;
u8 *buf;
if (!ieee->wpa_enabled)
return -EOPNOTSUPP;
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;
}
ipw2100_wpa_assoc_frame(priv, ieee->wpa_ie, ieee->wpa_ie_len);
return 0;
}
/* implementation borrowed from hostap driver */
static int ipw2100_wpa_set_encryption(struct net_device *dev,
struct ipw2100_param *param,
int param_len)
{
int ret = 0;
struct ipw2100_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[IPW2100_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;
}
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;
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 = IPW2100_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 = kzalloc(sizeof(struct ieee80211_crypt_data), GFP_KERNEL);
if (new_crypt == NULL) {
ret = -ENOMEM;
goto done;
}
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 =
IPW2100_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 = IPW2100_CRYPT_ERR_KEY_SET_FAILED;
ret = -EINVAL;
goto done;
}
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;
}
if (ops->name != NULL) {
if (strcmp(ops->name, "WEP") == 0) {
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);
sec.flags |= SEC_LEVEL;
sec.level = SEC_LEVEL_1;
} else if (strcmp(ops->name, "TKIP") == 0) {
sec.flags |= SEC_LEVEL;
sec.level = SEC_LEVEL_2;
} else if (strcmp(ops->name, "CCMP") == 0) {
sec.flags |= SEC_LEVEL;
sec.level = SEC_LEVEL_3;
}
}
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 = IPW2100_CRYPT_ERR_CARD_CONF_FAILED;
return -EINVAL;
}
return ret;
}
static int ipw2100_wpa_supplicant(struct net_device *dev, struct iw_point *p)
{
struct ipw2100_param *param;
int ret = 0;
IPW_DEBUG_IOCTL("wpa_supplicant: len=%d\n", p->length);
if (p->length < sizeof(struct ipw2100_param) || !p->pointer)
return -EINVAL;
param = (struct ipw2100_param *)kmalloc(p->length, GFP_KERNEL);
if (param == NULL)
return -ENOMEM;
if (copy_from_user(param, p->pointer, p->length)) {
kfree(param);
return -EFAULT;
}
switch (param->cmd) {
case IPW2100_CMD_SET_WPA_PARAM:
ret = ipw2100_wpa_set_param(dev, param->u.wpa_param.name,
param->u.wpa_param.value);
break;
case IPW2100_CMD_SET_WPA_IE:
ret = ipw2100_wpa_set_wpa_ie(dev, param, p->length);
break;
case IPW2100_CMD_SET_ENCRYPTION:
ret = ipw2100_wpa_set_encryption(dev, param, p->length);
break;
case IPW2100_CMD_MLME:
ret = ipw2100_wpa_mlme(dev, param->u.mlme.command,
param->u.mlme.reason_code);
break;
default:
printk(KERN_ERR DRV_NAME
": %s: Unknown WPA supplicant request: %d\n", dev->name,
param->cmd);
ret = -EOPNOTSUPP;
}
if (ret == 0 && copy_to_user(p->pointer, param, p->length))
ret = -EFAULT;
kfree(param);
return ret;
}
static int ipw2100_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
{
struct iwreq *wrq = (struct iwreq *)rq;
int ret = -1;
switch (cmd) {
case IPW2100_IOCTL_WPA_SUPPLICANT:
ret = ipw2100_wpa_supplicant(dev, &wrq->u.data);
return ret;
default:
return -EOPNOTSUPP;
}
return -EOPNOTSUPP;
}
#endif /* WIRELESS_EXT < 18 */
static void ipw_ethtool_get_drvinfo(struct net_device *dev,
struct ethtool_drvinfo *info)
{
......@@ -6337,9 +5914,6 @@ static struct net_device *ipw2100_alloc_device(struct pci_dev *pci_dev,
dev->open = ipw2100_open;
dev->stop = ipw2100_close;
dev->init = ipw2100_net_init;
#if WIRELESS_EXT < 18
dev->do_ioctl = ipw2100_ioctl;
#endif
dev->get_stats = ipw2100_stats;
dev->ethtool_ops = &ipw2100_ethtool_ops;
dev->tx_timeout = ipw2100_tx_timeout;
......@@ -7855,7 +7429,6 @@ static int ipw2100_wx_get_power(struct net_device *dev,
return 0;
}
#if WIRELESS_EXT > 17
/*
* WE-18 WPA support
*/
......@@ -8117,7 +7690,6 @@ static int ipw2100_wx_set_mlme(struct net_device *dev,
}
return 0;
}
#endif /* WIRELESS_EXT > 17 */
/*
*
......@@ -8350,11 +7922,7 @@ static iw_handler ipw2100_wx_handlers[] = {
NULL, /* SIOCWIWTHRSPY */
ipw2100_wx_set_wap, /* SIOCSIWAP */
ipw2100_wx_get_wap, /* SIOCGIWAP */
#if WIRELESS_EXT > 17
ipw2100_wx_set_mlme, /* SIOCSIWMLME */
#else
NULL, /* -- hole -- */
#endif
NULL, /* SIOCGIWAPLIST -- deprecated */
ipw2100_wx_set_scan, /* SIOCSIWSCAN */
ipw2100_wx_get_scan, /* SIOCGIWSCAN */
......@@ -8378,7 +7946,6 @@ static iw_handler ipw2100_wx_handlers[] = {
ipw2100_wx_get_encode, /* SIOCGIWENCODE */
ipw2100_wx_set_power, /* SIOCSIWPOWER */
ipw2100_wx_get_power, /* SIOCGIWPOWER */
#if WIRELESS_EXT > 17
NULL, /* -- hole -- */
NULL, /* -- hole -- */
ipw2100_wx_set_genie, /* SIOCSIWGENIE */
......@@ -8388,7 +7955,6 @@ static iw_handler ipw2100_wx_handlers[] = {
ipw2100_wx_set_encodeext, /* SIOCSIWENCODEEXT */
ipw2100_wx_get_encodeext, /* SIOCGIWENCODEEXT */
NULL, /* SIOCSIWPMKSA */
#endif
};
#define IPW2100_PRIV_SET_MONITOR SIOCIWFIRSTPRIV
......
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