static int hostap_set_rate(struct net_device *dev)
{
struct hostap_interface *iface;
local_info_t *local;
int ret, basic_rates;
iface = netdev_priv(dev);
local = iface->local;
basic_rates = local->basic_rates & local->tx_rate_control;
if (!basic_rates || basic_rates != local->basic_rates) {
printk(KERN_INFO "%s: updating basic rate set automatically "
"to match with the new supported rate set\n",
dev->name);
if (!basic_rates)
basic_rates = local->tx_rate_control;
local->basic_rates = basic_rates;
if (hostap_set_word(dev, HFA384X_RID_CNFBASICRATES,
basic_rates))
printk(KERN_WARNING "%s: failed to set "
"cnfBasicRates\n", dev->name);
}
ret = (hostap_set_word(dev, HFA384X_RID_TXRATECONTROL,
local->tx_rate_control) ||
hostap_set_word(dev, HFA384X_RID_CNFSUPPORTEDRATES,
local->tx_rate_control) ||
local->func->reset_port(dev));
if (ret) {
printk(KERN_WARNING "%s: TXRateControl/cnfSupportedRates "
"setting to 0x%x failed\n",
dev->name, local->tx_rate_control);
}
/* Update TX rate configuration for all STAs based on new operational
* rate set. */
hostap_update_rates(local);
return ret;
}
/* TODO: to be further implemented as soon as Prism2 fully supports
* GroupAddresses and correct documentation is available */
void hostap_set_multicast_list_queue(void *data)
{
struct net_device *dev = (struct net_device *) data;
local_info_t *local = (local_info_t *) dev->priv;
if (hostap_set_word(dev, HFA384X_RID_PROMISCUOUSMODE,
local->is_promisc)) {
printk(KERN_INFO "%s: %sabling promiscuous mode failed\n",
dev->name, local->is_promisc ? "en" : "dis");
}
#ifndef NEW_MODULE_CODE
MOD_DEC_USE_COUNT;
#endif
}
static int prism2_ioctl_siwsens(struct net_device *dev,
struct iw_request_info *info,
struct iw_param *sens, char *extra)
{
struct hostap_interface *iface;
local_info_t *local;
iface = netdev_priv(dev);
local = iface->local;
/* Set the desired AP density */
if (sens->value < 1 || sens->value > 3)
return -EINVAL;
if (hostap_set_word(dev, HFA384X_RID_CNFSYSTEMSCALE, sens->value) ||
local->func->reset_port(dev))
return -EINVAL;
return 0;
}
static int prism2_ioctl_siwfreq(struct net_device *dev,
struct iw_request_info *info,
struct iw_freq *freq, char *extra)
{
struct hostap_interface *iface;
local_info_t *local;
iface = netdev_priv(dev);
local = iface->local;
/* freq => chan. */
if (freq->e == 1 &&
freq->m / 100000 >= freq_list[0] &&
freq->m / 100000 <= freq_list[FREQ_COUNT - 1]) {
int ch;
int fr = freq->m / 100000;
for (ch = 0; ch < FREQ_COUNT; ch++) {
if (fr == freq_list[ch]) {
freq->e = 0;
freq->m = ch + 1;
break;
}
}
}
if (freq->e != 0 || freq->m < 1 || freq->m > FREQ_COUNT ||
!(local->channel_mask & (1 << (freq->m - 1))))
return -EINVAL;
local->channel = freq->m; /* channel is used in prism2_setup_rids() */
if (hostap_set_word(dev, HFA384X_RID_CNFOWNCHANNEL, local->channel) ||
local->func->reset_port(dev))
return -EINVAL;
return 0;
}
int hostap_set_encryption(local_info_t *local)
{
u16 val;
int i, keylen, len, idx;
char keybuf[WEP_KEY_LEN + 1];
enum { NONE, WEP, OTHER } encrypt_type;
if (local->crypt == NULL || local->crypt->ops == NULL)
encrypt_type = NONE;
else if (strcmp(local->crypt->ops->name, "WEP") == 0)
encrypt_type = WEP;
else
encrypt_type = OTHER;
if (local->func->get_rid(local->dev, HFA384X_RID_CNFWEPFLAGS, &val, 2,
1) < 0) {
printk(KERN_DEBUG "Could not read current WEP flags.\n");
goto fail;
}
le16_to_cpus(&val);
if (encrypt_type != NONE)
val |= HFA384X_WEPFLAGS_PRIVACYINVOKED;
else
val &= ~HFA384X_WEPFLAGS_PRIVACYINVOKED;
if (local->open_wep || encrypt_type == NONE ||
(local->ieee_802_1x && local->host_decrypt))
val &= ~HFA384X_WEPFLAGS_EXCLUDEUNENCRYPTED;
else
val |= HFA384X_WEPFLAGS_EXCLUDEUNENCRYPTED;
if (encrypt_type != NONE &&
(encrypt_type == OTHER || local->host_encrypt))
val |= HFA384X_WEPFLAGS_HOSTENCRYPT;
else
val &= ~HFA384X_WEPFLAGS_HOSTENCRYPT;
if (encrypt_type != NONE &&
(encrypt_type == OTHER || local->host_decrypt))
val |= HFA384X_WEPFLAGS_HOSTDECRYPT;
else
val &= ~HFA384X_WEPFLAGS_HOSTDECRYPT;
if (hostap_set_word(local->dev, HFA384X_RID_CNFWEPFLAGS, val)) {
printk(KERN_DEBUG "Could not write new WEP flags (0x%x)\n",
val);
goto fail;
}
if (encrypt_type != WEP)
return 0;
/* 104-bit support seems to require that all the keys are set to the
* same keylen */
keylen = 6; /* first 5 octets */
idx = local->crypt->ops->get_key_idx(local->crypt->priv);
len = local->crypt->ops->get_key(idx, keybuf, sizeof(keybuf),
local->crypt->priv);
if (idx >= 0 && idx < WEP_KEYS && len > 5)
keylen = WEP_KEY_LEN + 1; /* first 13 octets */
for (i = 0; i < WEP_KEYS; i++) {
memset(keybuf, 0, sizeof(keybuf));
(void) local->crypt->ops->get_key(i, keybuf, sizeof(keybuf),
local->crypt->priv);
if (local->func->set_rid(local->dev,
HFA384X_RID_CNFDEFAULTKEY0 + i,
keybuf, keylen)) {
printk(KERN_DEBUG "Could not set key %d (len=%d)\n",
i, keylen);
goto fail;
}
}
if (hostap_set_word(local->dev, HFA384X_RID_CNFWEPDEFAULTKEYID, idx)) {
printk(KERN_DEBUG "Could not set default keyid %d\n", idx);
goto fail;
}
return 0;
fail:
printk(KERN_DEBUG "%s: encryption setup failed\n", local->dev->name);
return -1;
}
