#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/init.h>
+#include <linux/delay.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
#include <linux/ethtool.h>
}
/* Change the WEP keys and/or the current keys. Can be called
- * either from __orinoco_hw_setup_wep() or directly from
+ * either from __orinoco_hw_setup_enc() or directly from
* orinoco_ioctl_setiwencode(). In the later case the association
* with the AP is not broken (if the firmware can handle it),
* which is needed for 802.1x implementations. */
return 0;
}
-static int __orinoco_hw_setup_wep(struct orinoco_private *priv)
+static int __orinoco_hw_setup_enc(struct orinoco_private *priv)
{
hermes_t *hw = &priv->hw;
int err = 0;
int auth_flag;
int enc_flag;
- if (priv->encode_alg == IW_ENCODE_ALG_WEP)
+ /* Setup WEP keys for WEP and WPA */
+ if (priv->encode_alg)
__orinoco_hw_setup_wepkeys(priv);
if (priv->wep_restrict)
else
auth_flag = HERMES_AUTH_OPEN;
- if (priv->encode_alg == IW_ENCODE_ALG_WEP)
+ if (priv->wpa_enabled)
+ enc_flag = 2;
+ else if (priv->encode_alg == IW_ENCODE_ALG_WEP)
enc_flag = 1;
else
enc_flag = 0;
enc_flag);
if (err)
return err;
+
+ if (priv->has_wpa) {
+ /* Set WPA key management */
+ err = hermes_write_wordrec(hw, USER_BAP,
+ HERMES_RID_CNFSETWPAAUTHMGMTSUITE_AGERE,
+ priv->key_mgmt);
+ if (err)
+ return err;
+ }
+
break;
case FIRMWARE_TYPE_INTERSIL: /* Intersil style WEP */
return 0;
}
+/* key must be 32 bytes, including the tx and rx MIC keys.
+ * rsc must be 8 bytes
+ * tsc must be 8 bytes or NULL
+ */
+static int __orinoco_hw_set_tkip_key(hermes_t *hw, int key_idx, int set_tx,
+ u8 *key, u8 *rsc, u8 *tsc)
+{
+ struct {
+ __le16 idx;
+ u8 rsc[IW_ENCODE_SEQ_MAX_SIZE];
+ u8 key[TKIP_KEYLEN];
+ u8 tx_mic[MIC_KEYLEN];
+ u8 rx_mic[MIC_KEYLEN];
+ u8 tsc[IW_ENCODE_SEQ_MAX_SIZE];
+ } __attribute__ ((packed)) buf;
+ int ret;
+ int err;
+ int k;
+ u16 xmitting;
+
+ key_idx &= 0x3;
+
+ if (set_tx)
+ key_idx |= 0x8000;
+
+ buf.idx = cpu_to_le16(key_idx);
+ memcpy(buf.key, key,
+ sizeof(buf.key) + sizeof(buf.tx_mic) + sizeof(buf.rx_mic));
+
+ if (rsc == NULL)
+ memset(buf.rsc, 0, sizeof(buf.rsc));
+ else
+ memcpy(buf.rsc, rsc, sizeof(buf.rsc));
+
+ if (tsc == NULL) {
+ memset(buf.tsc, 0, sizeof(buf.tsc));
+ buf.tsc[4] = 0x10;
+ } else {
+ memcpy(buf.tsc, tsc, sizeof(buf.tsc));
+ }
+
+ /* Wait upto 100ms for tx queue to empty */
+ k = 100;
+ do {
+ k--;
+ udelay(1000);
+ ret = hermes_read_wordrec(hw, USER_BAP, HERMES_RID_TXQUEUEEMPTY,
+ &xmitting);
+ if (ret)
+ break;
+ } while ((k > 0) && xmitting);
+
+ if (k == 0)
+ ret = -ETIMEDOUT;
+
+ err = HERMES_WRITE_RECORD(hw, USER_BAP,
+ HERMES_RID_CNFADDDEFAULTTKIPKEY_AGERE,
+ &buf);
+
+ return ret ? ret : err;
+}
+
+static int orinoco_clear_tkip_key(struct orinoco_private *priv,
+ int key_idx)
+{
+ hermes_t *hw = &priv->hw;
+ int err;
+
+ memset(&priv->tkip_key[key_idx], 0, sizeof(priv->tkip_key[key_idx]));
+ err = hermes_write_wordrec(hw, USER_BAP,
+ HERMES_RID_CNFREMDEFAULTTKIPKEY_AGERE,
+ key_idx);
+ if (err)
+ printk(KERN_WARNING "%s: Error %d clearing TKIP key %d\n",
+ priv->ndev->name, err, key_idx);
+ return err;
+}
+
static int __orinoco_program_rids(struct net_device *dev)
{
struct orinoco_private *priv = netdev_priv(dev);
}
/* Set up encryption */
- if (priv->has_wep) {
- err = __orinoco_hw_setup_wep(priv);
+ if (priv->has_wep || priv->has_wpa) {
+ err = __orinoco_hw_setup_enc(priv);
if (err) {
- printk(KERN_ERR "%s: Error %d activating WEP\n",
+ printk(KERN_ERR "%s: Error %d activating encryption\n",
dev->name, err);
return err;
}
priv->has_big_wep = 0;
priv->has_alt_txcntl = 0;
priv->has_ext_scan = 0;
+ priv->has_wpa = 0;
priv->do_fw_download = 0;
/* Determine capabilities from the firmware version */
priv->broken_monitor = (firmver >= 0x80000);
priv->has_alt_txcntl = (firmver >= 0x90000); /* All 9.x ? */
priv->has_ext_scan = (firmver >= 0x90000); /* All 9.x ? */
+ priv->has_wpa = (firmver >= 0x9002a);
/* Tested with Agere firmware :
* 1.16 ; 4.08 ; 4.52 ; 6.04 ; 6.16 ; 7.28 => Jean II
* Tested CableTron firmware : 4.32 => Anton */
else
printk("40-bit key\n");
}
+ if (priv->has_wpa)
+ printk(KERN_DEBUG "%s: WPA-PSK supported\n", dev->name);
/* Now we have the firmware capabilities, allocate appropiate
* sized scan buffers */
priv->promiscuous = 0;
priv->encode_alg = IW_ENCODE_ALG_NONE;
priv->tx_key = 0;
+ priv->wpa_enabled = 0;
+ priv->tkip_cm_active = 0;
+ priv->key_mgmt = 0;
+ priv->wpa_ie_len = 0;
+ priv->wpa_ie = NULL;
/* Make the hardware available, as long as it hasn't been
* removed elsewhere (e.g. by PCMCIA hot unplug) */
{
struct orinoco_private *priv = netdev_priv(dev);
+ priv->wpa_ie_len = 0;
+ kfree(priv->wpa_ie);
orinoco_bss_data_free(priv);
free_netdev(dev);
}
memset(range, 0, sizeof(struct iw_range));
range->we_version_compiled = WIRELESS_EXT;
- range->we_version_source = 14;
+ range->we_version_source = 22;
/* Set available channels/frequencies */
range->num_channels = NUM_CHANNELS;
}
}
+ if (priv->has_wpa)
+ range->enc_capa = IW_ENC_CAPA_WPA | IW_ENC_CAPA_CIPHER_TKIP;
+
if ((priv->iw_mode == IW_MODE_ADHOC) && (!SPY_NUMBER(priv))){
/* Quality stats meaningless in ad-hoc mode */
} else {
if (orinoco_lock(priv, &flags) != 0)
return -EBUSY;
+ /* Clear any TKIP key we have */
+ if ((priv->has_wpa) && (priv->encode_alg == IW_ENCODE_ALG_TKIP))
+ (void) orinoco_clear_tkip_key(priv, setindex);
+
if (erq->length > 0) {
if ((index < 0) || (index >= ORINOCO_MAX_KEYS))
index = priv->tx_key;
return err;
}
+static int orinoco_ioctl_set_encodeext(struct net_device *dev,
+ struct iw_request_info *info,
+ union iwreq_data *wrqu,
+ char *extra)
+{
+ struct orinoco_private *priv = netdev_priv(dev);
+ struct iw_point *encoding = &wrqu->encoding;
+ struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
+ int idx, alg = ext->alg, set_key = 1;
+ unsigned long flags;
+ int err = -EINVAL;
+ u16 key_len;
+
+ if (orinoco_lock(priv, &flags) != 0)
+ return -EBUSY;
+
+ /* Determine and validate the key index */
+ idx = encoding->flags & IW_ENCODE_INDEX;
+ if (idx) {
+ if ((idx < 1) || (idx > WEP_KEYS))
+ goto out;
+ idx--;
+ } else
+ idx = priv->tx_key;
+
+ if (encoding->flags & IW_ENCODE_DISABLED)
+ alg = IW_ENCODE_ALG_NONE;
+
+ if (priv->has_wpa && (alg != IW_ENCODE_ALG_TKIP)) {
+ /* Clear any TKIP TX key we had */
+ (void) orinoco_clear_tkip_key(priv, priv->tx_key);
+ }
+
+ if (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) {
+ priv->tx_key = idx;
+ set_key = ((alg == IW_ENCODE_ALG_TKIP) ||
+ (ext->key_len > 0)) ? 1 : 0;
+ }
+
+ if (set_key) {
+ /* Set the requested key first */
+ switch (alg) {
+ case IW_ENCODE_ALG_NONE:
+ priv->encode_alg = alg;
+ priv->keys[idx].len = 0;
+ break;
+
+ case IW_ENCODE_ALG_WEP:
+ if (ext->key_len > SMALL_KEY_SIZE)
+ key_len = LARGE_KEY_SIZE;
+ else if (ext->key_len > 0)
+ key_len = SMALL_KEY_SIZE;
+ else
+ goto out;
+
+ priv->encode_alg = alg;
+ priv->keys[idx].len = cpu_to_le16(key_len);
+
+ key_len = min(ext->key_len, key_len);
+
+ memset(priv->keys[idx].data, 0, ORINOCO_MAX_KEY_SIZE);
+ memcpy(priv->keys[idx].data, ext->key, key_len);
+ break;
+
+ case IW_ENCODE_ALG_TKIP:
+ {
+ hermes_t *hw = &priv->hw;
+ u8 *tkip_iv = NULL;
+
+ if (!priv->has_wpa ||
+ (ext->key_len > sizeof(priv->tkip_key[0])))
+ goto out;
+
+ priv->encode_alg = alg;
+ memset(&priv->tkip_key[idx], 0,
+ sizeof(priv->tkip_key[idx]));
+ memcpy(&priv->tkip_key[idx], ext->key, ext->key_len);
+
+ if (ext->ext_flags & IW_ENCODE_EXT_RX_SEQ_VALID)
+ tkip_iv = &ext->rx_seq[0];
+
+ err = __orinoco_hw_set_tkip_key(hw, idx,
+ ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY,
+ (u8 *) &priv->tkip_key[idx],
+ tkip_iv, NULL);
+ if (err)
+ printk(KERN_ERR "%s: Error %d setting TKIP key"
+ "\n", dev->name, err);
+
+ goto out;
+ }
+ default:
+ goto out;
+ }
+ }
+ err = -EINPROGRESS;
+ out:
+ orinoco_unlock(priv, &flags);
+
+ return err;
+}
+
+static int orinoco_ioctl_get_encodeext(struct net_device *dev,
+ struct iw_request_info *info,
+ union iwreq_data *wrqu,
+ char *extra)
+{
+ struct orinoco_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;
+ unsigned long flags;
+ int err;
+
+ if (orinoco_lock(priv, &flags) != 0)
+ return -EBUSY;
+
+ err = -EINVAL;
+ max_key_len = encoding->length - sizeof(*ext);
+ if (max_key_len < 0)
+ goto out;
+
+ idx = encoding->flags & IW_ENCODE_INDEX;
+ if (idx) {
+ if ((idx < 1) || (idx > WEP_KEYS))
+ goto out;
+ idx--;
+ } else
+ idx = priv->tx_key;
+
+ encoding->flags = idx + 1;
+ memset(ext, 0, sizeof(*ext));
+
+ ext->alg = priv->encode_alg;
+ switch (priv->encode_alg) {
+ case IW_ENCODE_ALG_NONE:
+ ext->key_len = 0;
+ encoding->flags |= IW_ENCODE_DISABLED;
+ break;
+ case IW_ENCODE_ALG_WEP:
+ ext->key_len = min(le16_to_cpu(priv->keys[idx].len),
+ (u16) max_key_len);
+ memcpy(ext->key, priv->keys[idx].data, ext->key_len);
+ encoding->flags |= IW_ENCODE_ENABLED;
+ break;
+ case IW_ENCODE_ALG_TKIP:
+ ext->key_len = min((u16) sizeof(struct orinoco_tkip_key),
+ (u16) max_key_len);
+ memcpy(ext->key, &priv->tkip_key[idx], ext->key_len);
+ encoding->flags |= IW_ENCODE_ENABLED;
+ break;
+ }
+
+ err = 0;
+ out:
+ orinoco_unlock(priv, &flags);
+
+ return err;
+}
+
+static int orinoco_ioctl_set_auth(struct net_device *dev,
+ struct iw_request_info *info,
+ union iwreq_data *wrqu, char *extra)
+{
+ struct orinoco_private *priv = netdev_priv(dev);
+ hermes_t *hw = &priv->hw;
+ struct iw_param *param = &wrqu->param;
+ unsigned long flags;
+ int ret = -EINPROGRESS;
+
+ if (orinoco_lock(priv, &flags) != 0)
+ return -EBUSY;
+
+ switch (param->flags & IW_AUTH_INDEX) {
+ case IW_AUTH_WPA_VERSION:
+ case IW_AUTH_CIPHER_PAIRWISE:
+ case IW_AUTH_CIPHER_GROUP:
+ case IW_AUTH_RX_UNENCRYPTED_EAPOL:
+ case IW_AUTH_PRIVACY_INVOKED:
+ case IW_AUTH_DROP_UNENCRYPTED:
+ /*
+ * orinoco does not use these parameters
+ */
+ break;
+
+ case IW_AUTH_KEY_MGMT:
+ /* wl_lkm implies value 2 == PSK for Hermes I
+ * which ties in with WEXT
+ * no other hints tho :(
+ */
+ priv->key_mgmt = param->value;
+ break;
+
+ case IW_AUTH_TKIP_COUNTERMEASURES:
+ /* When countermeasures are enabled, shut down the
+ * card; when disabled, re-enable the card. This must
+ * take effect immediately.
+ *
+ * TODO: Make sure that the EAPOL message is getting
+ * out before card disabled
+ */
+ if (param->value) {
+ priv->tkip_cm_active = 1;
+ ret = hermes_enable_port(hw, 0);
+ } else {
+ priv->tkip_cm_active = 0;
+ ret = hermes_disable_port(hw, 0);
+ }
+ break;
+
+ case IW_AUTH_80211_AUTH_ALG:
+ if (param->value & IW_AUTH_ALG_SHARED_KEY)
+ priv->wep_restrict = 1;
+ else if (param->value & IW_AUTH_ALG_OPEN_SYSTEM)
+ priv->wep_restrict = 0;
+ else
+ ret = -EINVAL;
+ break;
+
+ case IW_AUTH_WPA_ENABLED:
+ if (priv->has_wpa) {
+ priv->wpa_enabled = param->value ? 1 : 0;
+ } else {
+ if (param->value)
+ ret = -EOPNOTSUPP;
+ /* else silently accept disable of WPA */
+ priv->wpa_enabled = 0;
+ }
+ break;
+
+ default:
+ ret = -EOPNOTSUPP;
+ }
+
+ orinoco_unlock(priv, &flags);
+ return ret;
+}
+
+static int orinoco_ioctl_get_auth(struct net_device *dev,
+ struct iw_request_info *info,
+ union iwreq_data *wrqu, char *extra)
+{
+ struct orinoco_private *priv = netdev_priv(dev);
+ struct iw_param *param = &wrqu->param;
+ unsigned long flags;
+ int ret = 0;
+
+ if (orinoco_lock(priv, &flags) != 0)
+ return -EBUSY;
+
+ switch (param->flags & IW_AUTH_INDEX) {
+ case IW_AUTH_KEY_MGMT:
+ param->value = priv->key_mgmt;
+ break;
+
+ case IW_AUTH_TKIP_COUNTERMEASURES:
+ param->value = priv->tkip_cm_active;
+ break;
+
+ case IW_AUTH_80211_AUTH_ALG:
+ if (priv->wep_restrict)
+ param->value = IW_AUTH_ALG_SHARED_KEY;
+ else
+ param->value = IW_AUTH_ALG_OPEN_SYSTEM;
+ break;
+
+ case IW_AUTH_WPA_ENABLED:
+ param->value = priv->wpa_enabled;
+ break;
+
+ default:
+ ret = -EOPNOTSUPP;
+ }
+
+ orinoco_unlock(priv, &flags);
+ return ret;
+}
+
+static int orinoco_ioctl_set_genie(struct net_device *dev,
+ struct iw_request_info *info,
+ union iwreq_data *wrqu, char *extra)
+{
+ struct orinoco_private *priv = netdev_priv(dev);
+ u8 *buf;
+ unsigned long flags;
+ int err = 0;
+
+ if ((wrqu->data.length > MAX_WPA_IE_LEN) ||
+ (wrqu->data.length && (extra == NULL)))
+ return -EINVAL;
+
+ if (orinoco_lock(priv, &flags) != 0)
+ return -EBUSY;
+
+ if (wrqu->data.length) {
+ buf = kmalloc(wrqu->data.length, GFP_KERNEL);
+ if (buf == NULL) {
+ err = -ENOMEM;
+ goto out;
+ }
+
+ memcpy(buf, extra, wrqu->data.length);
+ kfree(priv->wpa_ie);
+ priv->wpa_ie = buf;
+ priv->wpa_ie_len = wrqu->data.length;
+ } else {
+ kfree(priv->wpa_ie);
+ priv->wpa_ie = NULL;
+ priv->wpa_ie_len = 0;
+ }
+
+ if (priv->wpa_ie) {
+ /* Looks like wl_lkm wants to check the auth alg, and
+ * somehow pass it to the firmware.
+ * Instead it just calls the key mgmt rid
+ * - we do this in set auth.
+ */
+ }
+
+out:
+ orinoco_unlock(priv, &flags);
+ return err;
+}
+
+static int orinoco_ioctl_get_genie(struct net_device *dev,
+ struct iw_request_info *info,
+ union iwreq_data *wrqu, char *extra)
+{
+ struct orinoco_private *priv = netdev_priv(dev);
+ unsigned long flags;
+ int err = 0;
+
+ if (orinoco_lock(priv, &flags) != 0)
+ return -EBUSY;
+
+ if ((priv->wpa_ie_len == 0) || (priv->wpa_ie == NULL)) {
+ wrqu->data.length = 0;
+ goto out;
+ }
+
+ if (wrqu->data.length < priv->wpa_ie_len) {
+ err = -E2BIG;
+ goto out;
+ }
+
+ wrqu->data.length = priv->wpa_ie_len;
+ memcpy(extra, priv->wpa_ie, priv->wpa_ie_len);
+
+out:
+ orinoco_unlock(priv, &flags);
+ return err;
+}
+
+static int orinoco_ioctl_set_mlme(struct net_device *dev,
+ struct iw_request_info *info,
+ union iwreq_data *wrqu, char *extra)
+{
+ struct orinoco_private *priv = netdev_priv(dev);
+ hermes_t *hw = &priv->hw;
+ struct iw_mlme *mlme = (struct iw_mlme *)extra;
+ unsigned long flags;
+ int ret = 0;
+
+ if (orinoco_lock(priv, &flags) != 0)
+ return -EBUSY;
+
+ switch (mlme->cmd) {
+ case IW_MLME_DEAUTH:
+ /* silently ignore */
+ break;
+
+ case IW_MLME_DISASSOC:
+ {
+ struct {
+ u8 addr[ETH_ALEN];
+ __le16 reason_code;
+ } __attribute__ ((packed)) buf;
+
+ memcpy(buf.addr, mlme->addr.sa_data, ETH_ALEN);
+ buf.reason_code = cpu_to_le16(mlme->reason_code);
+ ret = HERMES_WRITE_RECORD(hw, USER_BAP,
+ HERMES_RID_CNFDISASSOCIATE,
+ &buf);
+ break;
+ }
+ default:
+ ret = -EOPNOTSUPP;
+ }
+
+ orinoco_unlock(priv, &flags);
+ return ret;
+}
+
static int orinoco_ioctl_getretry(struct net_device *dev,
struct iw_request_info *info,
struct iw_param *rrq,
STD_IW_HANDLER(SIOCGIWENCODE, orinoco_ioctl_getiwencode),
STD_IW_HANDLER(SIOCSIWPOWER, orinoco_ioctl_setpower),
STD_IW_HANDLER(SIOCGIWPOWER, orinoco_ioctl_getpower),
+ STD_IW_HANDLER(SIOCSIWGENIE, orinoco_ioctl_set_genie),
+ STD_IW_HANDLER(SIOCGIWGENIE, orinoco_ioctl_get_genie),
+ STD_IW_HANDLER(SIOCSIWMLME, orinoco_ioctl_set_mlme),
+ STD_IW_HANDLER(SIOCSIWAUTH, orinoco_ioctl_set_auth),
+ STD_IW_HANDLER(SIOCGIWAUTH, orinoco_ioctl_get_auth),
+ STD_IW_HANDLER(SIOCSIWENCODEEXT, orinoco_ioctl_set_encodeext),
+ STD_IW_HANDLER(SIOCGIWENCODEEXT, orinoco_ioctl_get_encodeext),
};
projects / linux-2.6-omap-h63xx.git / commitdiff