7dcf5284d1
Signed-off-by: Christoph Hellwig <hch@infradead.org> Acked-by: Dan Williams <dcbw@redhat.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2314 lines
58 KiB
C
2314 lines
58 KiB
C
/**
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* This file contains ioctl functions
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*/
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#include <linux/ctype.h>
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#include <linux/delay.h>
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#include <linux/if.h>
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#include <linux/if_arp.h>
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#include <linux/wireless.h>
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#include <linux/bitops.h>
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#include <net/ieee80211.h>
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#include <net/iw_handler.h>
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#include "host.h"
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#include "radiotap.h"
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#include "decl.h"
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#include "defs.h"
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#include "dev.h"
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#include "join.h"
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#include "wext.h"
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#include "assoc.h"
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/**
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* the rates supported by the card
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*/
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static u8 libertas_wlan_data_rates[WLAN_SUPPORTED_RATES] =
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{ 0x02, 0x04, 0x0B, 0x16, 0x00, 0x0C, 0x12,
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0x18, 0x24, 0x30, 0x48, 0x60, 0x6C, 0x00
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};
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/**
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* @brief Convert mw value to dbm value
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*
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* @param mw the value of mw
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* @return the value of dbm
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*/
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static int mw_to_dbm(int mw)
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{
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if (mw < 2)
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return 0;
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else if (mw < 3)
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return 3;
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else if (mw < 4)
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return 5;
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else if (mw < 6)
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return 7;
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else if (mw < 7)
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return 8;
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else if (mw < 8)
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return 9;
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else if (mw < 10)
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return 10;
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else if (mw < 13)
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return 11;
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else if (mw < 16)
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return 12;
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else if (mw < 20)
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return 13;
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else if (mw < 25)
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return 14;
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else if (mw < 32)
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return 15;
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else if (mw < 40)
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return 16;
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else if (mw < 50)
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return 17;
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else if (mw < 63)
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return 18;
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else if (mw < 79)
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return 19;
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else if (mw < 100)
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return 20;
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else
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return 21;
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}
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/**
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* @brief Find the channel frequency power info with specific channel
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*
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* @param adapter A pointer to wlan_adapter structure
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* @param band it can be BAND_A, BAND_G or BAND_B
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* @param channel the channel for looking
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* @return A pointer to struct chan_freq_power structure or NULL if not find.
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*/
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struct chan_freq_power *libertas_find_cfp_by_band_and_channel(wlan_adapter * adapter,
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u8 band, u16 channel)
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{
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struct chan_freq_power *cfp = NULL;
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struct region_channel *rc;
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int count = sizeof(adapter->region_channel) /
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sizeof(adapter->region_channel[0]);
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int i, j;
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for (j = 0; !cfp && (j < count); j++) {
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rc = &adapter->region_channel[j];
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if (adapter->enable11d)
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rc = &adapter->universal_channel[j];
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if (!rc->valid || !rc->CFP)
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continue;
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if (rc->band != band)
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continue;
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for (i = 0; i < rc->nrcfp; i++) {
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if (rc->CFP[i].channel == channel) {
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cfp = &rc->CFP[i];
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break;
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}
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}
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}
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if (!cfp && channel)
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lbs_deb_wext("libertas_find_cfp_by_band_and_channel: can't find "
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"cfp by band %d / channel %d\n", band, channel);
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return cfp;
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}
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/**
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* @brief Find the channel frequency power info with specific frequency
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*
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* @param adapter A pointer to wlan_adapter structure
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* @param band it can be BAND_A, BAND_G or BAND_B
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* @param freq the frequency for looking
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* @return A pointer to struct chan_freq_power structure or NULL if not find.
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*/
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static struct chan_freq_power *find_cfp_by_band_and_freq(wlan_adapter * adapter,
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u8 band, u32 freq)
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{
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struct chan_freq_power *cfp = NULL;
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struct region_channel *rc;
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int count = sizeof(adapter->region_channel) /
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sizeof(adapter->region_channel[0]);
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int i, j;
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for (j = 0; !cfp && (j < count); j++) {
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rc = &adapter->region_channel[j];
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if (adapter->enable11d)
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rc = &adapter->universal_channel[j];
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if (!rc->valid || !rc->CFP)
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continue;
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if (rc->band != band)
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continue;
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for (i = 0; i < rc->nrcfp; i++) {
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if (rc->CFP[i].freq == freq) {
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cfp = &rc->CFP[i];
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break;
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}
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}
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}
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if (!cfp && freq)
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lbs_deb_wext("find_cfp_by_band_and_freql: can't find cfp by "
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"band %d / freq %d\n", band, freq);
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return cfp;
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}
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/**
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* @brief Set Radio On/OFF
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*
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* @param priv A pointer to wlan_private structure
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* @option Radio Option
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* @return 0 --success, otherwise fail
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*/
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int wlan_radio_ioctl(wlan_private * priv, u8 option)
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{
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int ret = 0;
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wlan_adapter *adapter = priv->adapter;
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lbs_deb_enter(LBS_DEB_WEXT);
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if (adapter->radioon != option) {
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lbs_deb_wext("switching radio %s\n", option ? "on" : "off");
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adapter->radioon = option;
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ret = libertas_prepare_and_send_command(priv,
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cmd_802_11_radio_control,
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cmd_act_set,
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cmd_option_waitforrsp, 0, NULL);
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}
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lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
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return ret;
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}
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/**
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* @brief Copy rates
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*
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* @param dest A pointer to Dest Buf
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* @param src A pointer to Src Buf
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* @param len The len of Src Buf
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* @return Number of rates copyed
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*/
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static inline int copyrates(u8 * dest, int pos, u8 * src, int len)
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{
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int i;
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for (i = 0; i < len && src[i]; i++, pos++) {
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if (pos >= sizeof(u8) * WLAN_SUPPORTED_RATES)
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break;
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dest[pos] = src[i];
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}
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return pos;
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}
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/**
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* @brief Get active data rates
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*
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* @param adapter A pointer to wlan_adapter structure
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* @param rate The buf to return the active rates
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* @return The number of rates
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*/
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static int get_active_data_rates(wlan_adapter * adapter,
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u8* rates)
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{
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int k = 0;
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lbs_deb_enter(LBS_DEB_WEXT);
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if (adapter->connect_status != libertas_connected) {
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if (adapter->mode == IW_MODE_INFRA) {
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lbs_deb_wext("infra\n");
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k = copyrates(rates, k, libertas_supported_rates,
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sizeof(libertas_supported_rates));
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} else {
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lbs_deb_wext("Adhoc G\n");
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k = copyrates(rates, k, libertas_adhoc_rates_g,
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sizeof(libertas_adhoc_rates_g));
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}
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} else {
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k = copyrates(rates, 0, adapter->curbssparams.datarates,
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adapter->curbssparams.numofrates);
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}
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lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", k);
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return k;
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}
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static int wlan_get_name(struct net_device *dev, struct iw_request_info *info,
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char *cwrq, char *extra)
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{
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const char *cp;
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char comm[6] = { "COMM-" };
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char mrvl[6] = { "MRVL-" };
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int cnt;
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lbs_deb_enter(LBS_DEB_WEXT);
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strcpy(cwrq, mrvl);
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cp = strstr(libertas_driver_version, comm);
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if (cp == libertas_driver_version) //skip leading "COMM-"
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cp = libertas_driver_version + strlen(comm);
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else
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cp = libertas_driver_version;
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cnt = strlen(mrvl);
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cwrq += cnt;
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while (cnt < 16 && (*cp != '-')) {
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*cwrq++ = toupper(*cp++);
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cnt++;
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}
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*cwrq = '\0';
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lbs_deb_leave(LBS_DEB_WEXT);
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return 0;
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}
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static int wlan_get_freq(struct net_device *dev, struct iw_request_info *info,
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struct iw_freq *fwrq, char *extra)
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{
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wlan_private *priv = dev->priv;
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wlan_adapter *adapter = priv->adapter;
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struct chan_freq_power *cfp;
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lbs_deb_enter(LBS_DEB_WEXT);
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cfp = libertas_find_cfp_by_band_and_channel(adapter, 0,
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adapter->curbssparams.channel);
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if (!cfp) {
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if (adapter->curbssparams.channel)
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lbs_deb_wext("invalid channel %d\n",
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adapter->curbssparams.channel);
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return -EINVAL;
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}
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fwrq->m = (long)cfp->freq * 100000;
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fwrq->e = 1;
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lbs_deb_wext("freq %u\n", fwrq->m);
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lbs_deb_leave(LBS_DEB_WEXT);
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return 0;
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}
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static int wlan_get_wap(struct net_device *dev, struct iw_request_info *info,
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struct sockaddr *awrq, char *extra)
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{
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wlan_private *priv = dev->priv;
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wlan_adapter *adapter = priv->adapter;
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lbs_deb_enter(LBS_DEB_WEXT);
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if (adapter->connect_status == libertas_connected) {
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memcpy(awrq->sa_data, adapter->curbssparams.bssid, ETH_ALEN);
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} else {
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memset(awrq->sa_data, 0, ETH_ALEN);
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}
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awrq->sa_family = ARPHRD_ETHER;
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lbs_deb_leave(LBS_DEB_WEXT);
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return 0;
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}
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static int wlan_set_nick(struct net_device *dev, struct iw_request_info *info,
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struct iw_point *dwrq, char *extra)
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{
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wlan_private *priv = dev->priv;
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wlan_adapter *adapter = priv->adapter;
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lbs_deb_enter(LBS_DEB_WEXT);
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/*
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* Check the size of the string
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*/
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if (dwrq->length > 16) {
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return -E2BIG;
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}
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mutex_lock(&adapter->lock);
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memset(adapter->nodename, 0, sizeof(adapter->nodename));
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memcpy(adapter->nodename, extra, dwrq->length);
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mutex_unlock(&adapter->lock);
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lbs_deb_leave(LBS_DEB_WEXT);
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return 0;
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}
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static int wlan_get_nick(struct net_device *dev, struct iw_request_info *info,
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struct iw_point *dwrq, char *extra)
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{
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wlan_private *priv = dev->priv;
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wlan_adapter *adapter = priv->adapter;
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lbs_deb_enter(LBS_DEB_WEXT);
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/*
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* Get the Nick Name saved
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*/
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mutex_lock(&adapter->lock);
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strncpy(extra, adapter->nodename, 16);
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mutex_unlock(&adapter->lock);
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extra[16] = '\0';
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/*
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* If none, we may want to get the one that was set
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*/
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/*
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* Push it out !
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*/
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dwrq->length = strlen(extra) + 1;
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lbs_deb_leave(LBS_DEB_WEXT);
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return 0;
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}
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static int mesh_get_nick(struct net_device *dev, struct iw_request_info *info,
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struct iw_point *dwrq, char *extra)
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{
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wlan_private *priv = dev->priv;
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wlan_adapter *adapter = priv->adapter;
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lbs_deb_enter(LBS_DEB_WEXT);
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/* Use nickname to indicate that mesh is on */
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if (adapter->connect_status == libertas_connected) {
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strncpy(extra, "Mesh", 12);
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extra[12] = '\0';
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dwrq->length = strlen(extra) + 1;
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}
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else {
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extra[0] = '\0';
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dwrq->length = 1 ;
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}
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lbs_deb_leave(LBS_DEB_WEXT);
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return 0;
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}
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static int wlan_set_rts(struct net_device *dev, struct iw_request_info *info,
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struct iw_param *vwrq, char *extra)
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{
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int ret = 0;
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wlan_private *priv = dev->priv;
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wlan_adapter *adapter = priv->adapter;
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u32 rthr = vwrq->value;
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lbs_deb_enter(LBS_DEB_WEXT);
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if (vwrq->disabled) {
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adapter->rtsthsd = rthr = MRVDRV_RTS_MAX_VALUE;
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} else {
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if (rthr < MRVDRV_RTS_MIN_VALUE || rthr > MRVDRV_RTS_MAX_VALUE)
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return -EINVAL;
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adapter->rtsthsd = rthr;
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}
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ret = libertas_prepare_and_send_command(priv, cmd_802_11_snmp_mib,
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cmd_act_set, cmd_option_waitforrsp,
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OID_802_11_RTS_THRESHOLD, &rthr);
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lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
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return ret;
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}
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static int wlan_get_rts(struct net_device *dev, struct iw_request_info *info,
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struct iw_param *vwrq, char *extra)
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{
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int ret = 0;
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wlan_private *priv = dev->priv;
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wlan_adapter *adapter = priv->adapter;
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lbs_deb_enter(LBS_DEB_WEXT);
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adapter->rtsthsd = 0;
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ret = libertas_prepare_and_send_command(priv, cmd_802_11_snmp_mib,
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cmd_act_get, cmd_option_waitforrsp,
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OID_802_11_RTS_THRESHOLD, NULL);
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if (ret)
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goto out;
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vwrq->value = adapter->rtsthsd;
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vwrq->disabled = ((vwrq->value < MRVDRV_RTS_MIN_VALUE)
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|| (vwrq->value > MRVDRV_RTS_MAX_VALUE));
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vwrq->fixed = 1;
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out:
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lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
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return ret;
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}
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static int wlan_set_frag(struct net_device *dev, struct iw_request_info *info,
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struct iw_param *vwrq, char *extra)
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{
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int ret = 0;
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u32 fthr = vwrq->value;
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wlan_private *priv = dev->priv;
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wlan_adapter *adapter = priv->adapter;
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lbs_deb_enter(LBS_DEB_WEXT);
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if (vwrq->disabled) {
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adapter->fragthsd = fthr = MRVDRV_FRAG_MAX_VALUE;
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} else {
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if (fthr < MRVDRV_FRAG_MIN_VALUE
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|| fthr > MRVDRV_FRAG_MAX_VALUE)
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return -EINVAL;
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adapter->fragthsd = fthr;
|
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}
|
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|
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ret = libertas_prepare_and_send_command(priv, cmd_802_11_snmp_mib,
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cmd_act_set, cmd_option_waitforrsp,
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OID_802_11_FRAGMENTATION_THRESHOLD, &fthr);
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|
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lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
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return ret;
|
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}
|
|
|
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static int wlan_get_frag(struct net_device *dev, struct iw_request_info *info,
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struct iw_param *vwrq, char *extra)
|
|
{
|
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int ret = 0;
|
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wlan_private *priv = dev->priv;
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wlan_adapter *adapter = priv->adapter;
|
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|
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lbs_deb_enter(LBS_DEB_WEXT);
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|
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adapter->fragthsd = 0;
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ret = libertas_prepare_and_send_command(priv,
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cmd_802_11_snmp_mib,
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cmd_act_get, cmd_option_waitforrsp,
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OID_802_11_FRAGMENTATION_THRESHOLD, NULL);
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if (ret)
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goto out;
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|
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vwrq->value = adapter->fragthsd;
|
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vwrq->disabled = ((vwrq->value < MRVDRV_FRAG_MIN_VALUE)
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|| (vwrq->value > MRVDRV_FRAG_MAX_VALUE));
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vwrq->fixed = 1;
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out:
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lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
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return ret;
|
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}
|
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|
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static int wlan_get_mode(struct net_device *dev,
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struct iw_request_info *info, u32 * uwrq, char *extra)
|
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{
|
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wlan_private *priv = dev->priv;
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wlan_adapter *adapter = priv->adapter;
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|
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lbs_deb_enter(LBS_DEB_WEXT);
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|
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*uwrq = adapter->mode;
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|
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lbs_deb_leave(LBS_DEB_WEXT);
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return 0;
|
|
}
|
|
|
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static int mesh_wlan_get_mode(struct net_device *dev,
|
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struct iw_request_info *info, u32 * uwrq,
|
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char *extra)
|
|
{
|
|
lbs_deb_enter(LBS_DEB_WEXT);
|
|
|
|
*uwrq = IW_MODE_REPEAT ;
|
|
|
|
lbs_deb_leave(LBS_DEB_WEXT);
|
|
return 0;
|
|
}
|
|
|
|
static int wlan_get_txpow(struct net_device *dev,
|
|
struct iw_request_info *info,
|
|
struct iw_param *vwrq, char *extra)
|
|
{
|
|
int ret = 0;
|
|
wlan_private *priv = dev->priv;
|
|
wlan_adapter *adapter = priv->adapter;
|
|
|
|
lbs_deb_enter(LBS_DEB_WEXT);
|
|
|
|
ret = libertas_prepare_and_send_command(priv,
|
|
cmd_802_11_rf_tx_power,
|
|
cmd_act_tx_power_opt_get,
|
|
cmd_option_waitforrsp, 0, NULL);
|
|
|
|
if (ret)
|
|
goto out;
|
|
|
|
lbs_deb_wext("tx power level %d dbm\n", adapter->txpowerlevel);
|
|
vwrq->value = adapter->txpowerlevel;
|
|
vwrq->fixed = 1;
|
|
if (adapter->radioon) {
|
|
vwrq->disabled = 0;
|
|
vwrq->flags = IW_TXPOW_DBM;
|
|
} else {
|
|
vwrq->disabled = 1;
|
|
}
|
|
|
|
out:
|
|
lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
|
|
return ret;
|
|
}
|
|
|
|
static int wlan_set_retry(struct net_device *dev, struct iw_request_info *info,
|
|
struct iw_param *vwrq, char *extra)
|
|
{
|
|
int ret = 0;
|
|
wlan_private *priv = dev->priv;
|
|
wlan_adapter *adapter = priv->adapter;
|
|
|
|
lbs_deb_enter(LBS_DEB_WEXT);
|
|
|
|
if (vwrq->flags == IW_RETRY_LIMIT) {
|
|
/* The MAC has a 4-bit Total_Tx_Count register
|
|
Total_Tx_Count = 1 + Tx_Retry_Count */
|
|
#define TX_RETRY_MIN 0
|
|
#define TX_RETRY_MAX 14
|
|
if (vwrq->value < TX_RETRY_MIN || vwrq->value > TX_RETRY_MAX)
|
|
return -EINVAL;
|
|
|
|
/* Adding 1 to convert retry count to try count */
|
|
adapter->txretrycount = vwrq->value + 1;
|
|
|
|
ret = libertas_prepare_and_send_command(priv, cmd_802_11_snmp_mib,
|
|
cmd_act_set,
|
|
cmd_option_waitforrsp,
|
|
OID_802_11_TX_RETRYCOUNT, NULL);
|
|
|
|
if (ret)
|
|
goto out;
|
|
} else {
|
|
return -EOPNOTSUPP;
|
|
}
|
|
|
|
out:
|
|
lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
|
|
return ret;
|
|
}
|
|
|
|
static int wlan_get_retry(struct net_device *dev, struct iw_request_info *info,
|
|
struct iw_param *vwrq, char *extra)
|
|
{
|
|
wlan_private *priv = dev->priv;
|
|
wlan_adapter *adapter = priv->adapter;
|
|
int ret = 0;
|
|
|
|
lbs_deb_enter(LBS_DEB_WEXT);
|
|
|
|
adapter->txretrycount = 0;
|
|
ret = libertas_prepare_and_send_command(priv,
|
|
cmd_802_11_snmp_mib,
|
|
cmd_act_get, cmd_option_waitforrsp,
|
|
OID_802_11_TX_RETRYCOUNT, NULL);
|
|
if (ret)
|
|
goto out;
|
|
|
|
vwrq->disabled = 0;
|
|
if (!vwrq->flags) {
|
|
vwrq->flags = IW_RETRY_LIMIT;
|
|
/* Subtract 1 to convert try count to retry count */
|
|
vwrq->value = adapter->txretrycount - 1;
|
|
}
|
|
|
|
out:
|
|
lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
|
|
return ret;
|
|
}
|
|
|
|
static inline void sort_channels(struct iw_freq *freq, int num)
|
|
{
|
|
int i, j;
|
|
struct iw_freq temp;
|
|
|
|
for (i = 0; i < num; i++)
|
|
for (j = i + 1; j < num; j++)
|
|
if (freq[i].i > freq[j].i) {
|
|
temp.i = freq[i].i;
|
|
temp.m = freq[i].m;
|
|
|
|
freq[i].i = freq[j].i;
|
|
freq[i].m = freq[j].m;
|
|
|
|
freq[j].i = temp.i;
|
|
freq[j].m = temp.m;
|
|
}
|
|
}
|
|
|
|
/* data rate listing
|
|
MULTI_BANDS:
|
|
abg a b b/g
|
|
Infra G(12) A(8) B(4) G(12)
|
|
Adhoc A+B(12) A(8) B(4) B(4)
|
|
|
|
non-MULTI_BANDS:
|
|
b b/g
|
|
Infra B(4) G(12)
|
|
Adhoc B(4) B(4)
|
|
*/
|
|
/**
|
|
* @brief Get Range Info
|
|
*
|
|
* @param dev A pointer to net_device structure
|
|
* @param info A pointer to iw_request_info structure
|
|
* @param vwrq A pointer to iw_param structure
|
|
* @param extra A pointer to extra data buf
|
|
* @return 0 --success, otherwise fail
|
|
*/
|
|
static int wlan_get_range(struct net_device *dev, struct iw_request_info *info,
|
|
struct iw_point *dwrq, char *extra)
|
|
{
|
|
int i, j;
|
|
wlan_private *priv = dev->priv;
|
|
wlan_adapter *adapter = priv->adapter;
|
|
struct iw_range *range = (struct iw_range *)extra;
|
|
struct chan_freq_power *cfp;
|
|
u8 rates[WLAN_SUPPORTED_RATES];
|
|
|
|
u8 flag = 0;
|
|
|
|
lbs_deb_enter(LBS_DEB_WEXT);
|
|
|
|
dwrq->length = sizeof(struct iw_range);
|
|
memset(range, 0, sizeof(struct iw_range));
|
|
|
|
range->min_nwid = 0;
|
|
range->max_nwid = 0;
|
|
|
|
memset(rates, 0, sizeof(rates));
|
|
range->num_bitrates = get_active_data_rates(adapter, rates);
|
|
|
|
for (i = 0; i < min_t(__u8, range->num_bitrates, IW_MAX_BITRATES) && rates[i];
|
|
i++) {
|
|
range->bitrate[i] = (rates[i] & 0x7f) * 500000;
|
|
}
|
|
range->num_bitrates = i;
|
|
lbs_deb_wext("IW_MAX_BITRATES %d, num_bitrates %d\n", IW_MAX_BITRATES,
|
|
range->num_bitrates);
|
|
|
|
range->num_frequency = 0;
|
|
if (priv->adapter->enable11d &&
|
|
adapter->connect_status == libertas_connected) {
|
|
u8 chan_no;
|
|
u8 band;
|
|
|
|
struct parsed_region_chan_11d *parsed_region_chan =
|
|
&adapter->parsed_region_chan;
|
|
|
|
if (parsed_region_chan == NULL) {
|
|
lbs_deb_wext("11d: parsed_region_chan is NULL\n");
|
|
goto out;
|
|
}
|
|
band = parsed_region_chan->band;
|
|
lbs_deb_wext("band %d, nr_char %d\n", band,
|
|
parsed_region_chan->nr_chan);
|
|
|
|
for (i = 0; (range->num_frequency < IW_MAX_FREQUENCIES)
|
|
&& (i < parsed_region_chan->nr_chan); i++) {
|
|
chan_no = parsed_region_chan->chanpwr[i].chan;
|
|
lbs_deb_wext("chan_no %d\n", chan_no);
|
|
range->freq[range->num_frequency].i = (long)chan_no;
|
|
range->freq[range->num_frequency].m =
|
|
(long)libertas_chan_2_freq(chan_no, band) * 100000;
|
|
range->freq[range->num_frequency].e = 1;
|
|
range->num_frequency++;
|
|
}
|
|
flag = 1;
|
|
}
|
|
if (!flag) {
|
|
for (j = 0; (range->num_frequency < IW_MAX_FREQUENCIES)
|
|
&& (j < sizeof(adapter->region_channel)
|
|
/ sizeof(adapter->region_channel[0])); j++) {
|
|
cfp = adapter->region_channel[j].CFP;
|
|
for (i = 0; (range->num_frequency < IW_MAX_FREQUENCIES)
|
|
&& adapter->region_channel[j].valid
|
|
&& cfp
|
|
&& (i < adapter->region_channel[j].nrcfp); i++) {
|
|
range->freq[range->num_frequency].i =
|
|
(long)cfp->channel;
|
|
range->freq[range->num_frequency].m =
|
|
(long)cfp->freq * 100000;
|
|
range->freq[range->num_frequency].e = 1;
|
|
cfp++;
|
|
range->num_frequency++;
|
|
}
|
|
}
|
|
}
|
|
|
|
lbs_deb_wext("IW_MAX_FREQUENCIES %d, num_frequency %d\n",
|
|
IW_MAX_FREQUENCIES, range->num_frequency);
|
|
|
|
range->num_channels = range->num_frequency;
|
|
|
|
sort_channels(&range->freq[0], range->num_frequency);
|
|
|
|
/*
|
|
* Set an indication of the max TCP throughput in bit/s that we can
|
|
* expect using this interface
|
|
*/
|
|
if (i > 2)
|
|
range->throughput = 5000 * 1000;
|
|
else
|
|
range->throughput = 1500 * 1000;
|
|
|
|
range->min_rts = MRVDRV_RTS_MIN_VALUE;
|
|
range->max_rts = MRVDRV_RTS_MAX_VALUE;
|
|
range->min_frag = MRVDRV_FRAG_MIN_VALUE;
|
|
range->max_frag = MRVDRV_FRAG_MAX_VALUE;
|
|
|
|
range->encoding_size[0] = 5;
|
|
range->encoding_size[1] = 13;
|
|
range->num_encoding_sizes = 2;
|
|
range->max_encoding_tokens = 4;
|
|
|
|
range->min_pmp = 1000000;
|
|
range->max_pmp = 120000000;
|
|
range->min_pmt = 1000;
|
|
range->max_pmt = 1000000;
|
|
range->pmp_flags = IW_POWER_PERIOD;
|
|
range->pmt_flags = IW_POWER_TIMEOUT;
|
|
range->pm_capa = IW_POWER_PERIOD | IW_POWER_TIMEOUT | IW_POWER_ALL_R;
|
|
|
|
/*
|
|
* Minimum version we recommend
|
|
*/
|
|
range->we_version_source = 15;
|
|
|
|
/*
|
|
* Version we are compiled with
|
|
*/
|
|
range->we_version_compiled = WIRELESS_EXT;
|
|
|
|
range->retry_capa = IW_RETRY_LIMIT;
|
|
range->retry_flags = IW_RETRY_LIMIT | IW_RETRY_MAX;
|
|
|
|
range->min_retry = TX_RETRY_MIN;
|
|
range->max_retry = TX_RETRY_MAX;
|
|
|
|
/*
|
|
* Set the qual, level and noise range values
|
|
*/
|
|
range->max_qual.qual = 100;
|
|
range->max_qual.level = 0;
|
|
range->max_qual.noise = 0;
|
|
range->max_qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM;
|
|
|
|
range->avg_qual.qual = 70;
|
|
/* TODO: Find real 'good' to 'bad' threshold value for RSSI */
|
|
range->avg_qual.level = 0;
|
|
range->avg_qual.noise = 0;
|
|
range->avg_qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM;
|
|
|
|
range->sensitivity = 0;
|
|
|
|
/*
|
|
* Setup the supported power level ranges
|
|
*/
|
|
memset(range->txpower, 0, sizeof(range->txpower));
|
|
range->txpower[0] = 5;
|
|
range->txpower[1] = 7;
|
|
range->txpower[2] = 9;
|
|
range->txpower[3] = 11;
|
|
range->txpower[4] = 13;
|
|
range->txpower[5] = 15;
|
|
range->txpower[6] = 17;
|
|
range->txpower[7] = 19;
|
|
|
|
range->num_txpower = 8;
|
|
range->txpower_capa = IW_TXPOW_DBM;
|
|
range->txpower_capa |= IW_TXPOW_RANGE;
|
|
|
|
range->event_capa[0] = (IW_EVENT_CAPA_K_0 |
|
|
IW_EVENT_CAPA_MASK(SIOCGIWAP) |
|
|
IW_EVENT_CAPA_MASK(SIOCGIWSCAN));
|
|
range->event_capa[1] = IW_EVENT_CAPA_K_1;
|
|
|
|
if (adapter->fwcapinfo & FW_CAPINFO_WPA) {
|
|
range->enc_capa = IW_ENC_CAPA_WPA
|
|
| IW_ENC_CAPA_WPA2
|
|
| IW_ENC_CAPA_CIPHER_TKIP
|
|
| IW_ENC_CAPA_CIPHER_CCMP;
|
|
}
|
|
|
|
out:
|
|
lbs_deb_leave(LBS_DEB_WEXT);
|
|
return 0;
|
|
}
|
|
|
|
static int wlan_set_power(struct net_device *dev, struct iw_request_info *info,
|
|
struct iw_param *vwrq, char *extra)
|
|
{
|
|
wlan_private *priv = dev->priv;
|
|
wlan_adapter *adapter = priv->adapter;
|
|
|
|
lbs_deb_enter(LBS_DEB_WEXT);
|
|
|
|
/* PS is currently supported only in Infrastructure mode
|
|
* Remove this check if it is to be supported in IBSS mode also
|
|
*/
|
|
|
|
if (vwrq->disabled) {
|
|
adapter->psmode = wlan802_11powermodecam;
|
|
if (adapter->psstate != PS_STATE_FULL_POWER) {
|
|
libertas_ps_wakeup(priv, cmd_option_waitforrsp);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_TIMEOUT) {
|
|
lbs_deb_wext(
|
|
"setting power timeout is not supported\n");
|
|
return -EINVAL;
|
|
} else if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_PERIOD) {
|
|
lbs_deb_wext("setting power period not supported\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (adapter->psmode != wlan802_11powermodecam) {
|
|
return 0;
|
|
}
|
|
|
|
adapter->psmode = wlan802_11powermodemax_psp;
|
|
|
|
if (adapter->connect_status == libertas_connected) {
|
|
libertas_ps_sleep(priv, cmd_option_waitforrsp);
|
|
}
|
|
|
|
lbs_deb_leave(LBS_DEB_WEXT);
|
|
return 0;
|
|
}
|
|
|
|
static int wlan_get_power(struct net_device *dev, struct iw_request_info *info,
|
|
struct iw_param *vwrq, char *extra)
|
|
{
|
|
wlan_private *priv = dev->priv;
|
|
wlan_adapter *adapter = priv->adapter;
|
|
int mode;
|
|
|
|
lbs_deb_enter(LBS_DEB_WEXT);
|
|
|
|
mode = adapter->psmode;
|
|
|
|
if ((vwrq->disabled = (mode == wlan802_11powermodecam))
|
|
|| adapter->connect_status == libertas_disconnected)
|
|
{
|
|
goto out;
|
|
}
|
|
|
|
vwrq->value = 0;
|
|
|
|
out:
|
|
lbs_deb_leave(LBS_DEB_WEXT);
|
|
return 0;
|
|
}
|
|
|
|
static struct iw_statistics *wlan_get_wireless_stats(struct net_device *dev)
|
|
{
|
|
enum {
|
|
POOR = 30,
|
|
FAIR = 60,
|
|
GOOD = 80,
|
|
VERY_GOOD = 90,
|
|
EXCELLENT = 95,
|
|
PERFECT = 100
|
|
};
|
|
wlan_private *priv = dev->priv;
|
|
wlan_adapter *adapter = priv->adapter;
|
|
u32 rssi_qual;
|
|
u32 tx_qual;
|
|
u32 quality = 0;
|
|
int stats_valid = 0;
|
|
u8 rssi;
|
|
u32 tx_retries;
|
|
|
|
lbs_deb_enter(LBS_DEB_WEXT);
|
|
|
|
priv->wstats.status = adapter->mode;
|
|
|
|
/* If we're not associated, all quality values are meaningless */
|
|
if (adapter->connect_status != libertas_connected)
|
|
goto out;
|
|
|
|
/* Quality by RSSI */
|
|
priv->wstats.qual.level =
|
|
CAL_RSSI(adapter->SNR[TYPE_BEACON][TYPE_NOAVG],
|
|
adapter->NF[TYPE_BEACON][TYPE_NOAVG]);
|
|
|
|
if (adapter->NF[TYPE_BEACON][TYPE_NOAVG] == 0) {
|
|
priv->wstats.qual.noise = MRVDRV_NF_DEFAULT_SCAN_VALUE;
|
|
} else {
|
|
priv->wstats.qual.noise =
|
|
CAL_NF(adapter->NF[TYPE_BEACON][TYPE_NOAVG]);
|
|
}
|
|
|
|
lbs_deb_wext("signal level %#x\n", priv->wstats.qual.level);
|
|
lbs_deb_wext("noise %#x\n", priv->wstats.qual.noise);
|
|
|
|
rssi = priv->wstats.qual.level - priv->wstats.qual.noise;
|
|
if (rssi < 15)
|
|
rssi_qual = rssi * POOR / 10;
|
|
else if (rssi < 20)
|
|
rssi_qual = (rssi - 15) * (FAIR - POOR) / 5 + POOR;
|
|
else if (rssi < 30)
|
|
rssi_qual = (rssi - 20) * (GOOD - FAIR) / 5 + FAIR;
|
|
else if (rssi < 40)
|
|
rssi_qual = (rssi - 30) * (VERY_GOOD - GOOD) /
|
|
10 + GOOD;
|
|
else
|
|
rssi_qual = (rssi - 40) * (PERFECT - VERY_GOOD) /
|
|
10 + VERY_GOOD;
|
|
quality = rssi_qual;
|
|
|
|
/* Quality by TX errors */
|
|
priv->wstats.discard.retries = priv->stats.tx_errors;
|
|
|
|
tx_retries = le16_to_cpu(adapter->logmsg.retry);
|
|
|
|
if (tx_retries > 75)
|
|
tx_qual = (90 - tx_retries) * POOR / 15;
|
|
else if (tx_retries > 70)
|
|
tx_qual = (75 - tx_retries) * (FAIR - POOR) / 5 + POOR;
|
|
else if (tx_retries > 65)
|
|
tx_qual = (70 - tx_retries) * (GOOD - FAIR) / 5 + FAIR;
|
|
else if (tx_retries > 50)
|
|
tx_qual = (65 - tx_retries) * (VERY_GOOD - GOOD) /
|
|
15 + GOOD;
|
|
else
|
|
tx_qual = (50 - tx_retries) *
|
|
(PERFECT - VERY_GOOD) / 50 + VERY_GOOD;
|
|
quality = min(quality, tx_qual);
|
|
|
|
priv->wstats.discard.code = le16_to_cpu(adapter->logmsg.wepundecryptable);
|
|
priv->wstats.discard.fragment = le16_to_cpu(adapter->logmsg.rxfrag);
|
|
priv->wstats.discard.retries = tx_retries;
|
|
priv->wstats.discard.misc = le16_to_cpu(adapter->logmsg.ackfailure);
|
|
|
|
/* Calculate quality */
|
|
priv->wstats.qual.qual = max(quality, (u32)100);
|
|
priv->wstats.qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM;
|
|
stats_valid = 1;
|
|
|
|
/* update stats asynchronously for future calls */
|
|
libertas_prepare_and_send_command(priv, cmd_802_11_rssi, 0,
|
|
0, 0, NULL);
|
|
libertas_prepare_and_send_command(priv, cmd_802_11_get_log, 0,
|
|
0, 0, NULL);
|
|
out:
|
|
if (!stats_valid) {
|
|
priv->wstats.miss.beacon = 0;
|
|
priv->wstats.discard.retries = 0;
|
|
priv->wstats.qual.qual = 0;
|
|
priv->wstats.qual.level = 0;
|
|
priv->wstats.qual.noise = 0;
|
|
priv->wstats.qual.updated = IW_QUAL_ALL_UPDATED;
|
|
priv->wstats.qual.updated |= IW_QUAL_NOISE_INVALID |
|
|
IW_QUAL_QUAL_INVALID | IW_QUAL_LEVEL_INVALID;
|
|
}
|
|
|
|
lbs_deb_leave(LBS_DEB_WEXT);
|
|
return &priv->wstats;
|
|
|
|
|
|
}
|
|
|
|
static int wlan_set_freq(struct net_device *dev, struct iw_request_info *info,
|
|
struct iw_freq *fwrq, char *extra)
|
|
{
|
|
int ret = -EINVAL;
|
|
wlan_private *priv = dev->priv;
|
|
wlan_adapter *adapter = priv->adapter;
|
|
struct chan_freq_power *cfp;
|
|
struct assoc_request * assoc_req;
|
|
|
|
lbs_deb_enter(LBS_DEB_WEXT);
|
|
|
|
mutex_lock(&adapter->lock);
|
|
assoc_req = wlan_get_association_request(adapter);
|
|
if (!assoc_req) {
|
|
ret = -ENOMEM;
|
|
goto out;
|
|
}
|
|
|
|
/* If setting by frequency, convert to a channel */
|
|
if (fwrq->e == 1) {
|
|
long f = fwrq->m / 100000;
|
|
|
|
cfp = find_cfp_by_band_and_freq(adapter, 0, f);
|
|
if (!cfp) {
|
|
lbs_deb_wext("invalid freq %ld\n", f);
|
|
goto out;
|
|
}
|
|
|
|
fwrq->e = 0;
|
|
fwrq->m = (int) cfp->channel;
|
|
}
|
|
|
|
/* Setting by channel number */
|
|
if (fwrq->m > 1000 || fwrq->e > 0) {
|
|
goto out;
|
|
}
|
|
|
|
cfp = libertas_find_cfp_by_band_and_channel(adapter, 0, fwrq->m);
|
|
if (!cfp) {
|
|
goto out;
|
|
}
|
|
|
|
assoc_req->channel = fwrq->m;
|
|
ret = 0;
|
|
|
|
out:
|
|
if (ret == 0) {
|
|
set_bit(ASSOC_FLAG_CHANNEL, &assoc_req->flags);
|
|
wlan_postpone_association_work(priv);
|
|
} else {
|
|
wlan_cancel_association_work(priv);
|
|
}
|
|
mutex_unlock(&adapter->lock);
|
|
|
|
lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
|
|
return ret;
|
|
}
|
|
|
|
/**
|
|
* @brief use index to get the data rate
|
|
*
|
|
* @param index The index of data rate
|
|
* @return data rate or 0
|
|
*/
|
|
u32 libertas_index_to_data_rate(u8 index)
|
|
{
|
|
if (index >= sizeof(libertas_wlan_data_rates))
|
|
index = 0;
|
|
|
|
return libertas_wlan_data_rates[index];
|
|
}
|
|
|
|
/**
|
|
* @brief use rate to get the index
|
|
*
|
|
* @param rate data rate
|
|
* @return index or 0
|
|
*/
|
|
u8 libertas_data_rate_to_index(u32 rate)
|
|
{
|
|
u8 *ptr;
|
|
|
|
if (rate)
|
|
if ((ptr = memchr(libertas_wlan_data_rates, (u8) rate,
|
|
sizeof(libertas_wlan_data_rates))))
|
|
return (ptr - libertas_wlan_data_rates);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int wlan_set_rate(struct net_device *dev, struct iw_request_info *info,
|
|
struct iw_param *vwrq, char *extra)
|
|
{
|
|
wlan_private *priv = dev->priv;
|
|
wlan_adapter *adapter = priv->adapter;
|
|
u32 data_rate;
|
|
u16 action;
|
|
int ret = 0;
|
|
u8 rates[WLAN_SUPPORTED_RATES];
|
|
u8 *rate;
|
|
|
|
lbs_deb_enter(LBS_DEB_WEXT);
|
|
|
|
lbs_deb_wext("vwrq->value %d\n", vwrq->value);
|
|
|
|
if (vwrq->value == -1) {
|
|
action = cmd_act_set_tx_auto; // Auto
|
|
adapter->is_datarate_auto = 1;
|
|
adapter->datarate = 0;
|
|
} else {
|
|
if (vwrq->value % 100000) {
|
|
return -EINVAL;
|
|
}
|
|
|
|
data_rate = vwrq->value / 500000;
|
|
|
|
memset(rates, 0, sizeof(rates));
|
|
get_active_data_rates(adapter, rates);
|
|
rate = rates;
|
|
while (*rate) {
|
|
lbs_deb_wext("rate=0x%X, wanted data_rate 0x%X\n", *rate,
|
|
data_rate);
|
|
if ((*rate & 0x7f) == (data_rate & 0x7f))
|
|
break;
|
|
rate++;
|
|
}
|
|
if (!*rate) {
|
|
lbs_pr_alert("fixed data rate 0x%X out "
|
|
"of range\n", data_rate);
|
|
return -EINVAL;
|
|
}
|
|
|
|
adapter->datarate = data_rate;
|
|
action = cmd_act_set_tx_fix_rate;
|
|
adapter->is_datarate_auto = 0;
|
|
}
|
|
|
|
ret = libertas_prepare_and_send_command(priv, cmd_802_11_data_rate,
|
|
action, cmd_option_waitforrsp, 0, NULL);
|
|
|
|
lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
|
|
return ret;
|
|
}
|
|
|
|
static int wlan_get_rate(struct net_device *dev, struct iw_request_info *info,
|
|
struct iw_param *vwrq, char *extra)
|
|
{
|
|
wlan_private *priv = dev->priv;
|
|
wlan_adapter *adapter = priv->adapter;
|
|
|
|
lbs_deb_enter(LBS_DEB_WEXT);
|
|
|
|
if (adapter->is_datarate_auto) {
|
|
vwrq->fixed = 0;
|
|
} else {
|
|
vwrq->fixed = 1;
|
|
}
|
|
|
|
vwrq->value = adapter->datarate * 500000;
|
|
|
|
lbs_deb_leave(LBS_DEB_WEXT);
|
|
return 0;
|
|
}
|
|
|
|
static int wlan_set_mode(struct net_device *dev,
|
|
struct iw_request_info *info, u32 * uwrq, char *extra)
|
|
{
|
|
int ret = 0;
|
|
wlan_private *priv = dev->priv;
|
|
wlan_adapter *adapter = priv->adapter;
|
|
struct assoc_request * assoc_req;
|
|
|
|
lbs_deb_enter(LBS_DEB_WEXT);
|
|
|
|
if ( (*uwrq != IW_MODE_ADHOC)
|
|
&& (*uwrq != IW_MODE_INFRA)
|
|
&& (*uwrq != IW_MODE_AUTO)) {
|
|
lbs_deb_wext("Invalid mode: 0x%x\n", *uwrq);
|
|
ret = -EINVAL;
|
|
goto out;
|
|
}
|
|
|
|
mutex_lock(&adapter->lock);
|
|
assoc_req = wlan_get_association_request(adapter);
|
|
if (!assoc_req) {
|
|
ret = -ENOMEM;
|
|
wlan_cancel_association_work(priv);
|
|
} else {
|
|
assoc_req->mode = *uwrq;
|
|
set_bit(ASSOC_FLAG_MODE, &assoc_req->flags);
|
|
wlan_postpone_association_work(priv);
|
|
lbs_deb_wext("Switching to mode: 0x%x\n", *uwrq);
|
|
}
|
|
mutex_unlock(&adapter->lock);
|
|
|
|
out:
|
|
lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
|
|
return ret;
|
|
}
|
|
|
|
|
|
/**
|
|
* @brief Get Encryption key
|
|
*
|
|
* @param dev A pointer to net_device structure
|
|
* @param info A pointer to iw_request_info structure
|
|
* @param vwrq A pointer to iw_param structure
|
|
* @param extra A pointer to extra data buf
|
|
* @return 0 --success, otherwise fail
|
|
*/
|
|
static int wlan_get_encode(struct net_device *dev,
|
|
struct iw_request_info *info,
|
|
struct iw_point *dwrq, u8 * extra)
|
|
{
|
|
wlan_private *priv = dev->priv;
|
|
wlan_adapter *adapter = priv->adapter;
|
|
int index = (dwrq->flags & IW_ENCODE_INDEX) - 1;
|
|
|
|
lbs_deb_enter(LBS_DEB_WEXT);
|
|
|
|
lbs_deb_wext("flags 0x%x, index %d, length %d, wep_tx_keyidx %d\n",
|
|
dwrq->flags, index, dwrq->length, adapter->wep_tx_keyidx);
|
|
|
|
dwrq->flags = 0;
|
|
|
|
/* Authentication method */
|
|
switch (adapter->secinfo.auth_mode) {
|
|
case IW_AUTH_ALG_OPEN_SYSTEM:
|
|
dwrq->flags = IW_ENCODE_OPEN;
|
|
break;
|
|
|
|
case IW_AUTH_ALG_SHARED_KEY:
|
|
case IW_AUTH_ALG_LEAP:
|
|
dwrq->flags = IW_ENCODE_RESTRICTED;
|
|
break;
|
|
default:
|
|
dwrq->flags = IW_ENCODE_DISABLED | IW_ENCODE_OPEN;
|
|
break;
|
|
}
|
|
|
|
if ( adapter->secinfo.wep_enabled
|
|
|| adapter->secinfo.WPAenabled
|
|
|| adapter->secinfo.WPA2enabled) {
|
|
dwrq->flags &= ~IW_ENCODE_DISABLED;
|
|
} else {
|
|
dwrq->flags |= IW_ENCODE_DISABLED;
|
|
}
|
|
|
|
memset(extra, 0, 16);
|
|
|
|
mutex_lock(&adapter->lock);
|
|
|
|
/* Default to returning current transmit key */
|
|
if (index < 0)
|
|
index = adapter->wep_tx_keyidx;
|
|
|
|
if ((adapter->wep_keys[index].len) && adapter->secinfo.wep_enabled) {
|
|
memcpy(extra, adapter->wep_keys[index].key,
|
|
adapter->wep_keys[index].len);
|
|
dwrq->length = adapter->wep_keys[index].len;
|
|
|
|
dwrq->flags |= (index + 1);
|
|
/* Return WEP enabled */
|
|
dwrq->flags &= ~IW_ENCODE_DISABLED;
|
|
} else if ((adapter->secinfo.WPAenabled)
|
|
|| (adapter->secinfo.WPA2enabled)) {
|
|
/* return WPA enabled */
|
|
dwrq->flags &= ~IW_ENCODE_DISABLED;
|
|
} else {
|
|
dwrq->flags |= IW_ENCODE_DISABLED;
|
|
}
|
|
|
|
mutex_unlock(&adapter->lock);
|
|
|
|
dwrq->flags |= IW_ENCODE_NOKEY;
|
|
|
|
lbs_deb_wext("key: " MAC_FMT ", keylen %d\n",
|
|
extra[0], extra[1], extra[2],
|
|
extra[3], extra[4], extra[5], dwrq->length);
|
|
|
|
lbs_deb_wext("return flags 0x%x\n", dwrq->flags);
|
|
|
|
lbs_deb_leave(LBS_DEB_WEXT);
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* @brief Set Encryption key (internal)
|
|
*
|
|
* @param priv A pointer to private card structure
|
|
* @param key_material A pointer to key material
|
|
* @param key_length length of key material
|
|
* @param index key index to set
|
|
* @param set_tx_key Force set TX key (1 = yes, 0 = no)
|
|
* @return 0 --success, otherwise fail
|
|
*/
|
|
static int wlan_set_wep_key(struct assoc_request *assoc_req,
|
|
const char *key_material,
|
|
u16 key_length,
|
|
u16 index,
|
|
int set_tx_key)
|
|
{
|
|
int ret = 0;
|
|
struct WLAN_802_11_KEY *pkey;
|
|
|
|
lbs_deb_enter(LBS_DEB_WEXT);
|
|
|
|
/* Paranoid validation of key index */
|
|
if (index > 3) {
|
|
ret = -EINVAL;
|
|
goto out;
|
|
}
|
|
|
|
/* validate max key length */
|
|
if (key_length > KEY_LEN_WEP_104) {
|
|
ret = -EINVAL;
|
|
goto out;
|
|
}
|
|
|
|
pkey = &assoc_req->wep_keys[index];
|
|
|
|
if (key_length > 0) {
|
|
memset(pkey, 0, sizeof(struct WLAN_802_11_KEY));
|
|
pkey->type = KEY_TYPE_ID_WEP;
|
|
|
|
/* Standardize the key length */
|
|
pkey->len = (key_length > KEY_LEN_WEP_40) ?
|
|
KEY_LEN_WEP_104 : KEY_LEN_WEP_40;
|
|
memcpy(pkey->key, key_material, key_length);
|
|
}
|
|
|
|
if (set_tx_key) {
|
|
/* Ensure the chosen key is valid */
|
|
if (!pkey->len) {
|
|
lbs_deb_wext("key not set, so cannot enable it\n");
|
|
ret = -EINVAL;
|
|
goto out;
|
|
}
|
|
assoc_req->wep_tx_keyidx = index;
|
|
}
|
|
|
|
assoc_req->secinfo.wep_enabled = 1;
|
|
|
|
out:
|
|
lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
|
|
return ret;
|
|
}
|
|
|
|
static int validate_key_index(u16 def_index, u16 raw_index,
|
|
u16 *out_index, u16 *is_default)
|
|
{
|
|
if (!out_index || !is_default)
|
|
return -EINVAL;
|
|
|
|
/* Verify index if present, otherwise use default TX key index */
|
|
if (raw_index > 0) {
|
|
if (raw_index > 4)
|
|
return -EINVAL;
|
|
*out_index = raw_index - 1;
|
|
} else {
|
|
*out_index = def_index;
|
|
*is_default = 1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static void disable_wep(struct assoc_request *assoc_req)
|
|
{
|
|
int i;
|
|
|
|
lbs_deb_enter(LBS_DEB_WEXT);
|
|
|
|
/* Set Open System auth mode */
|
|
assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
|
|
|
|
/* Clear WEP keys and mark WEP as disabled */
|
|
assoc_req->secinfo.wep_enabled = 0;
|
|
for (i = 0; i < 4; i++)
|
|
assoc_req->wep_keys[i].len = 0;
|
|
|
|
set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags);
|
|
set_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags);
|
|
|
|
lbs_deb_leave(LBS_DEB_WEXT);
|
|
}
|
|
|
|
static void disable_wpa(struct assoc_request *assoc_req)
|
|
{
|
|
lbs_deb_enter(LBS_DEB_WEXT);
|
|
|
|
memset(&assoc_req->wpa_mcast_key, 0, sizeof (struct WLAN_802_11_KEY));
|
|
assoc_req->wpa_mcast_key.flags = KEY_INFO_WPA_MCAST;
|
|
set_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags);
|
|
|
|
memset(&assoc_req->wpa_unicast_key, 0, sizeof (struct WLAN_802_11_KEY));
|
|
assoc_req->wpa_unicast_key.flags = KEY_INFO_WPA_UNICAST;
|
|
set_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags);
|
|
|
|
assoc_req->secinfo.WPAenabled = 0;
|
|
assoc_req->secinfo.WPA2enabled = 0;
|
|
set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags);
|
|
|
|
lbs_deb_leave(LBS_DEB_WEXT);
|
|
}
|
|
|
|
/**
|
|
* @brief Set Encryption key
|
|
*
|
|
* @param dev A pointer to net_device structure
|
|
* @param info A pointer to iw_request_info structure
|
|
* @param vwrq A pointer to iw_param structure
|
|
* @param extra A pointer to extra data buf
|
|
* @return 0 --success, otherwise fail
|
|
*/
|
|
static int wlan_set_encode(struct net_device *dev,
|
|
struct iw_request_info *info,
|
|
struct iw_point *dwrq, char *extra)
|
|
{
|
|
int ret = 0;
|
|
wlan_private *priv = dev->priv;
|
|
wlan_adapter *adapter = priv->adapter;
|
|
struct assoc_request * assoc_req;
|
|
u16 is_default = 0, index = 0, set_tx_key = 0;
|
|
|
|
lbs_deb_enter(LBS_DEB_WEXT);
|
|
|
|
mutex_lock(&adapter->lock);
|
|
assoc_req = wlan_get_association_request(adapter);
|
|
if (!assoc_req) {
|
|
ret = -ENOMEM;
|
|
goto out;
|
|
}
|
|
|
|
if (dwrq->flags & IW_ENCODE_DISABLED) {
|
|
disable_wep (assoc_req);
|
|
disable_wpa (assoc_req);
|
|
goto out;
|
|
}
|
|
|
|
ret = validate_key_index(assoc_req->wep_tx_keyidx,
|
|
(dwrq->flags & IW_ENCODE_INDEX),
|
|
&index, &is_default);
|
|
if (ret) {
|
|
ret = -EINVAL;
|
|
goto out;
|
|
}
|
|
|
|
/* If WEP isn't enabled, or if there is no key data but a valid
|
|
* index, set the TX key.
|
|
*/
|
|
if (!assoc_req->secinfo.wep_enabled || (dwrq->length == 0 && !is_default))
|
|
set_tx_key = 1;
|
|
|
|
ret = wlan_set_wep_key(assoc_req, extra, dwrq->length, index, set_tx_key);
|
|
if (ret)
|
|
goto out;
|
|
|
|
if (dwrq->length)
|
|
set_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags);
|
|
if (set_tx_key)
|
|
set_bit(ASSOC_FLAG_WEP_TX_KEYIDX, &assoc_req->flags);
|
|
|
|
if (dwrq->flags & IW_ENCODE_RESTRICTED) {
|
|
assoc_req->secinfo.auth_mode = IW_AUTH_ALG_SHARED_KEY;
|
|
} else if (dwrq->flags & IW_ENCODE_OPEN) {
|
|
assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
|
|
}
|
|
|
|
out:
|
|
if (ret == 0) {
|
|
set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags);
|
|
wlan_postpone_association_work(priv);
|
|
} else {
|
|
wlan_cancel_association_work(priv);
|
|
}
|
|
mutex_unlock(&adapter->lock);
|
|
|
|
lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
|
|
return ret;
|
|
}
|
|
|
|
/**
|
|
* @brief Get Extended Encryption key (WPA/802.1x and WEP)
|
|
*
|
|
* @param dev A pointer to net_device structure
|
|
* @param info A pointer to iw_request_info structure
|
|
* @param vwrq A pointer to iw_param structure
|
|
* @param extra A pointer to extra data buf
|
|
* @return 0 on success, otherwise failure
|
|
*/
|
|
static int wlan_get_encodeext(struct net_device *dev,
|
|
struct iw_request_info *info,
|
|
struct iw_point *dwrq,
|
|
char *extra)
|
|
{
|
|
int ret = -EINVAL;
|
|
wlan_private *priv = dev->priv;
|
|
wlan_adapter *adapter = priv->adapter;
|
|
struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
|
|
int index, max_key_len;
|
|
|
|
lbs_deb_enter(LBS_DEB_WEXT);
|
|
|
|
max_key_len = dwrq->length - sizeof(*ext);
|
|
if (max_key_len < 0)
|
|
goto out;
|
|
|
|
index = dwrq->flags & IW_ENCODE_INDEX;
|
|
if (index) {
|
|
if (index < 1 || index > 4)
|
|
goto out;
|
|
index--;
|
|
} else {
|
|
index = adapter->wep_tx_keyidx;
|
|
}
|
|
|
|
if (!ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY &&
|
|
ext->alg != IW_ENCODE_ALG_WEP) {
|
|
if (index != 0 || adapter->mode != IW_MODE_INFRA)
|
|
goto out;
|
|
}
|
|
|
|
dwrq->flags = index + 1;
|
|
memset(ext, 0, sizeof(*ext));
|
|
|
|
if ( !adapter->secinfo.wep_enabled
|
|
&& !adapter->secinfo.WPAenabled
|
|
&& !adapter->secinfo.WPA2enabled) {
|
|
ext->alg = IW_ENCODE_ALG_NONE;
|
|
ext->key_len = 0;
|
|
dwrq->flags |= IW_ENCODE_DISABLED;
|
|
} else {
|
|
u8 *key = NULL;
|
|
|
|
if ( adapter->secinfo.wep_enabled
|
|
&& !adapter->secinfo.WPAenabled
|
|
&& !adapter->secinfo.WPA2enabled) {
|
|
/* WEP */
|
|
ext->alg = IW_ENCODE_ALG_WEP;
|
|
ext->key_len = adapter->wep_keys[index].len;
|
|
key = &adapter->wep_keys[index].key[0];
|
|
} else if ( !adapter->secinfo.wep_enabled
|
|
&& (adapter->secinfo.WPAenabled ||
|
|
adapter->secinfo.WPA2enabled)) {
|
|
/* WPA */
|
|
struct WLAN_802_11_KEY * pkey = NULL;
|
|
|
|
if ( adapter->wpa_mcast_key.len
|
|
&& (adapter->wpa_mcast_key.flags & KEY_INFO_WPA_ENABLED))
|
|
pkey = &adapter->wpa_mcast_key;
|
|
else if ( adapter->wpa_unicast_key.len
|
|
&& (adapter->wpa_unicast_key.flags & KEY_INFO_WPA_ENABLED))
|
|
pkey = &adapter->wpa_unicast_key;
|
|
|
|
if (pkey) {
|
|
if (pkey->type == KEY_TYPE_ID_AES) {
|
|
ext->alg = IW_ENCODE_ALG_CCMP;
|
|
} else {
|
|
ext->alg = IW_ENCODE_ALG_TKIP;
|
|
}
|
|
ext->key_len = pkey->len;
|
|
key = &pkey->key[0];
|
|
} else {
|
|
ext->alg = IW_ENCODE_ALG_TKIP;
|
|
ext->key_len = 0;
|
|
}
|
|
} else {
|
|
goto out;
|
|
}
|
|
|
|
if (ext->key_len > max_key_len) {
|
|
ret = -E2BIG;
|
|
goto out;
|
|
}
|
|
|
|
if (ext->key_len)
|
|
memcpy(ext->key, key, ext->key_len);
|
|
else
|
|
dwrq->flags |= IW_ENCODE_NOKEY;
|
|
dwrq->flags |= IW_ENCODE_ENABLED;
|
|
}
|
|
ret = 0;
|
|
|
|
out:
|
|
lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
|
|
return ret;
|
|
}
|
|
|
|
/**
|
|
* @brief Set Encryption key Extended (WPA/802.1x and WEP)
|
|
*
|
|
* @param dev A pointer to net_device structure
|
|
* @param info A pointer to iw_request_info structure
|
|
* @param vwrq A pointer to iw_param structure
|
|
* @param extra A pointer to extra data buf
|
|
* @return 0 --success, otherwise fail
|
|
*/
|
|
static int wlan_set_encodeext(struct net_device *dev,
|
|
struct iw_request_info *info,
|
|
struct iw_point *dwrq,
|
|
char *extra)
|
|
{
|
|
int ret = 0;
|
|
wlan_private *priv = dev->priv;
|
|
wlan_adapter *adapter = priv->adapter;
|
|
struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
|
|
int alg = ext->alg;
|
|
struct assoc_request * assoc_req;
|
|
|
|
lbs_deb_enter(LBS_DEB_WEXT);
|
|
|
|
mutex_lock(&adapter->lock);
|
|
assoc_req = wlan_get_association_request(adapter);
|
|
if (!assoc_req) {
|
|
ret = -ENOMEM;
|
|
goto out;
|
|
}
|
|
|
|
if ((alg == IW_ENCODE_ALG_NONE) || (dwrq->flags & IW_ENCODE_DISABLED)) {
|
|
disable_wep (assoc_req);
|
|
disable_wpa (assoc_req);
|
|
} else if (alg == IW_ENCODE_ALG_WEP) {
|
|
u16 is_default = 0, index, set_tx_key = 0;
|
|
|
|
ret = validate_key_index(assoc_req->wep_tx_keyidx,
|
|
(dwrq->flags & IW_ENCODE_INDEX),
|
|
&index, &is_default);
|
|
if (ret)
|
|
goto out;
|
|
|
|
/* If WEP isn't enabled, or if there is no key data but a valid
|
|
* index, or if the set-TX-key flag was passed, set the TX key.
|
|
*/
|
|
if ( !assoc_req->secinfo.wep_enabled
|
|
|| (dwrq->length == 0 && !is_default)
|
|
|| (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY))
|
|
set_tx_key = 1;
|
|
|
|
/* Copy key to driver */
|
|
ret = wlan_set_wep_key (assoc_req, ext->key, ext->key_len, index,
|
|
set_tx_key);
|
|
if (ret)
|
|
goto out;
|
|
|
|
if (dwrq->flags & IW_ENCODE_RESTRICTED) {
|
|
assoc_req->secinfo.auth_mode = IW_AUTH_ALG_SHARED_KEY;
|
|
} else if (dwrq->flags & IW_ENCODE_OPEN) {
|
|
assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
|
|
}
|
|
|
|
/* Mark the various WEP bits as modified */
|
|
set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags);
|
|
if (dwrq->length)
|
|
set_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags);
|
|
if (set_tx_key)
|
|
set_bit(ASSOC_FLAG_WEP_TX_KEYIDX, &assoc_req->flags);
|
|
} else if ((alg == IW_ENCODE_ALG_TKIP) || (alg == IW_ENCODE_ALG_CCMP)) {
|
|
struct WLAN_802_11_KEY * pkey;
|
|
|
|
/* validate key length */
|
|
if (((alg == IW_ENCODE_ALG_TKIP)
|
|
&& (ext->key_len != KEY_LEN_WPA_TKIP))
|
|
|| ((alg == IW_ENCODE_ALG_CCMP)
|
|
&& (ext->key_len != KEY_LEN_WPA_AES))) {
|
|
lbs_deb_wext("invalid size %d for key of alg"
|
|
"type %d\n",
|
|
ext->key_len,
|
|
alg);
|
|
ret = -EINVAL;
|
|
goto out;
|
|
}
|
|
|
|
if (ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY) {
|
|
pkey = &assoc_req->wpa_mcast_key;
|
|
set_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags);
|
|
} else {
|
|
pkey = &assoc_req->wpa_unicast_key;
|
|
set_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags);
|
|
}
|
|
|
|
memset(pkey, 0, sizeof (struct WLAN_802_11_KEY));
|
|
memcpy(pkey->key, ext->key, ext->key_len);
|
|
pkey->len = ext->key_len;
|
|
if (pkey->len)
|
|
pkey->flags |= KEY_INFO_WPA_ENABLED;
|
|
|
|
/* Do this after zeroing key structure */
|
|
if (ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY) {
|
|
pkey->flags |= KEY_INFO_WPA_MCAST;
|
|
} else {
|
|
pkey->flags |= KEY_INFO_WPA_UNICAST;
|
|
}
|
|
|
|
if (alg == IW_ENCODE_ALG_TKIP) {
|
|
pkey->type = KEY_TYPE_ID_TKIP;
|
|
} else if (alg == IW_ENCODE_ALG_CCMP) {
|
|
pkey->type = KEY_TYPE_ID_AES;
|
|
} else {
|
|
ret = -EINVAL;
|
|
goto out;
|
|
}
|
|
|
|
/* If WPA isn't enabled yet, do that now */
|
|
if ( assoc_req->secinfo.WPAenabled == 0
|
|
&& assoc_req->secinfo.WPA2enabled == 0) {
|
|
assoc_req->secinfo.WPAenabled = 1;
|
|
assoc_req->secinfo.WPA2enabled = 1;
|
|
set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags);
|
|
}
|
|
|
|
disable_wep (assoc_req);
|
|
}
|
|
|
|
out:
|
|
if (ret == 0) {
|
|
wlan_postpone_association_work(priv);
|
|
} else {
|
|
wlan_cancel_association_work(priv);
|
|
}
|
|
mutex_unlock(&adapter->lock);
|
|
|
|
lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int wlan_set_genie(struct net_device *dev,
|
|
struct iw_request_info *info,
|
|
struct iw_point *dwrq,
|
|
char *extra)
|
|
{
|
|
wlan_private *priv = dev->priv;
|
|
wlan_adapter *adapter = priv->adapter;
|
|
int ret = 0;
|
|
struct assoc_request * assoc_req;
|
|
|
|
lbs_deb_enter(LBS_DEB_WEXT);
|
|
|
|
mutex_lock(&adapter->lock);
|
|
assoc_req = wlan_get_association_request(adapter);
|
|
if (!assoc_req) {
|
|
ret = -ENOMEM;
|
|
goto out;
|
|
}
|
|
|
|
if (dwrq->length > MAX_WPA_IE_LEN ||
|
|
(dwrq->length && extra == NULL)) {
|
|
ret = -EINVAL;
|
|
goto out;
|
|
}
|
|
|
|
if (dwrq->length) {
|
|
memcpy(&assoc_req->wpa_ie[0], extra, dwrq->length);
|
|
assoc_req->wpa_ie_len = dwrq->length;
|
|
} else {
|
|
memset(&assoc_req->wpa_ie[0], 0, sizeof(adapter->wpa_ie));
|
|
assoc_req->wpa_ie_len = 0;
|
|
}
|
|
|
|
out:
|
|
if (ret == 0) {
|
|
set_bit(ASSOC_FLAG_WPA_IE, &assoc_req->flags);
|
|
wlan_postpone_association_work(priv);
|
|
} else {
|
|
wlan_cancel_association_work(priv);
|
|
}
|
|
mutex_unlock(&adapter->lock);
|
|
|
|
lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
|
|
return ret;
|
|
}
|
|
|
|
static int wlan_get_genie(struct net_device *dev,
|
|
struct iw_request_info *info,
|
|
struct iw_point *dwrq,
|
|
char *extra)
|
|
{
|
|
int ret = 0;
|
|
wlan_private *priv = dev->priv;
|
|
wlan_adapter *adapter = priv->adapter;
|
|
|
|
lbs_deb_enter(LBS_DEB_WEXT);
|
|
|
|
if (adapter->wpa_ie_len == 0) {
|
|
dwrq->length = 0;
|
|
goto out;
|
|
}
|
|
|
|
if (dwrq->length < adapter->wpa_ie_len) {
|
|
ret = -E2BIG;
|
|
goto out;
|
|
}
|
|
|
|
dwrq->length = adapter->wpa_ie_len;
|
|
memcpy(extra, &adapter->wpa_ie[0], adapter->wpa_ie_len);
|
|
|
|
out:
|
|
lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int wlan_set_auth(struct net_device *dev,
|
|
struct iw_request_info *info,
|
|
struct iw_param *dwrq,
|
|
char *extra)
|
|
{
|
|
wlan_private *priv = dev->priv;
|
|
wlan_adapter *adapter = priv->adapter;
|
|
struct assoc_request * assoc_req;
|
|
int ret = 0;
|
|
int updated = 0;
|
|
|
|
lbs_deb_enter(LBS_DEB_WEXT);
|
|
|
|
mutex_lock(&adapter->lock);
|
|
assoc_req = wlan_get_association_request(adapter);
|
|
if (!assoc_req) {
|
|
ret = -ENOMEM;
|
|
goto out;
|
|
}
|
|
|
|
switch (dwrq->flags & IW_AUTH_INDEX) {
|
|
case IW_AUTH_TKIP_COUNTERMEASURES:
|
|
case IW_AUTH_CIPHER_PAIRWISE:
|
|
case IW_AUTH_CIPHER_GROUP:
|
|
case IW_AUTH_KEY_MGMT:
|
|
case IW_AUTH_DROP_UNENCRYPTED:
|
|
/*
|
|
* libertas does not use these parameters
|
|
*/
|
|
break;
|
|
|
|
case IW_AUTH_WPA_VERSION:
|
|
if (dwrq->value & IW_AUTH_WPA_VERSION_DISABLED) {
|
|
assoc_req->secinfo.WPAenabled = 0;
|
|
assoc_req->secinfo.WPA2enabled = 0;
|
|
disable_wpa (assoc_req);
|
|
}
|
|
if (dwrq->value & IW_AUTH_WPA_VERSION_WPA) {
|
|
assoc_req->secinfo.WPAenabled = 1;
|
|
assoc_req->secinfo.wep_enabled = 0;
|
|
assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
|
|
}
|
|
if (dwrq->value & IW_AUTH_WPA_VERSION_WPA2) {
|
|
assoc_req->secinfo.WPA2enabled = 1;
|
|
assoc_req->secinfo.wep_enabled = 0;
|
|
assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
|
|
}
|
|
updated = 1;
|
|
break;
|
|
|
|
case IW_AUTH_80211_AUTH_ALG:
|
|
if (dwrq->value & IW_AUTH_ALG_SHARED_KEY) {
|
|
assoc_req->secinfo.auth_mode = IW_AUTH_ALG_SHARED_KEY;
|
|
} else if (dwrq->value & IW_AUTH_ALG_OPEN_SYSTEM) {
|
|
assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
|
|
} else if (dwrq->value & IW_AUTH_ALG_LEAP) {
|
|
assoc_req->secinfo.auth_mode = IW_AUTH_ALG_LEAP;
|
|
} else {
|
|
ret = -EINVAL;
|
|
}
|
|
updated = 1;
|
|
break;
|
|
|
|
case IW_AUTH_WPA_ENABLED:
|
|
if (dwrq->value) {
|
|
if (!assoc_req->secinfo.WPAenabled &&
|
|
!assoc_req->secinfo.WPA2enabled) {
|
|
assoc_req->secinfo.WPAenabled = 1;
|
|
assoc_req->secinfo.WPA2enabled = 1;
|
|
assoc_req->secinfo.wep_enabled = 0;
|
|
assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM;
|
|
}
|
|
} else {
|
|
assoc_req->secinfo.WPAenabled = 0;
|
|
assoc_req->secinfo.WPA2enabled = 0;
|
|
disable_wpa (assoc_req);
|
|
}
|
|
updated = 1;
|
|
break;
|
|
|
|
default:
|
|
ret = -EOPNOTSUPP;
|
|
break;
|
|
}
|
|
|
|
out:
|
|
if (ret == 0) {
|
|
if (updated)
|
|
set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags);
|
|
wlan_postpone_association_work(priv);
|
|
} else if (ret != -EOPNOTSUPP) {
|
|
wlan_cancel_association_work(priv);
|
|
}
|
|
mutex_unlock(&adapter->lock);
|
|
|
|
lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
|
|
return ret;
|
|
}
|
|
|
|
static int wlan_get_auth(struct net_device *dev,
|
|
struct iw_request_info *info,
|
|
struct iw_param *dwrq,
|
|
char *extra)
|
|
{
|
|
int ret = 0;
|
|
wlan_private *priv = dev->priv;
|
|
wlan_adapter *adapter = priv->adapter;
|
|
|
|
lbs_deb_enter(LBS_DEB_WEXT);
|
|
|
|
switch (dwrq->flags & IW_AUTH_INDEX) {
|
|
case IW_AUTH_WPA_VERSION:
|
|
dwrq->value = 0;
|
|
if (adapter->secinfo.WPAenabled)
|
|
dwrq->value |= IW_AUTH_WPA_VERSION_WPA;
|
|
if (adapter->secinfo.WPA2enabled)
|
|
dwrq->value |= IW_AUTH_WPA_VERSION_WPA2;
|
|
if (!dwrq->value)
|
|
dwrq->value |= IW_AUTH_WPA_VERSION_DISABLED;
|
|
break;
|
|
|
|
case IW_AUTH_80211_AUTH_ALG:
|
|
dwrq->value = adapter->secinfo.auth_mode;
|
|
break;
|
|
|
|
case IW_AUTH_WPA_ENABLED:
|
|
if (adapter->secinfo.WPAenabled && adapter->secinfo.WPA2enabled)
|
|
dwrq->value = 1;
|
|
break;
|
|
|
|
default:
|
|
ret = -EOPNOTSUPP;
|
|
}
|
|
|
|
lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
|
|
return ret;
|
|
}
|
|
|
|
|
|
static int wlan_set_txpow(struct net_device *dev, struct iw_request_info *info,
|
|
struct iw_param *vwrq, char *extra)
|
|
{
|
|
int ret = 0;
|
|
wlan_private *priv = dev->priv;
|
|
wlan_adapter *adapter = priv->adapter;
|
|
|
|
u16 dbm;
|
|
|
|
lbs_deb_enter(LBS_DEB_WEXT);
|
|
|
|
if (vwrq->disabled) {
|
|
wlan_radio_ioctl(priv, RADIO_OFF);
|
|
return 0;
|
|
}
|
|
|
|
adapter->preamble = cmd_type_auto_preamble;
|
|
|
|
wlan_radio_ioctl(priv, RADIO_ON);
|
|
|
|
if ((vwrq->flags & IW_TXPOW_TYPE) == IW_TXPOW_MWATT) {
|
|
dbm = (u16) mw_to_dbm(vwrq->value);
|
|
} else
|
|
dbm = (u16) vwrq->value;
|
|
|
|
/* auto tx power control */
|
|
|
|
if (vwrq->fixed == 0)
|
|
dbm = 0xffff;
|
|
|
|
lbs_deb_wext("txpower set %d dbm\n", dbm);
|
|
|
|
ret = libertas_prepare_and_send_command(priv,
|
|
cmd_802_11_rf_tx_power,
|
|
cmd_act_tx_power_opt_set_low,
|
|
cmd_option_waitforrsp, 0, (void *)&dbm);
|
|
|
|
lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
|
|
return ret;
|
|
}
|
|
|
|
static int wlan_get_essid(struct net_device *dev, struct iw_request_info *info,
|
|
struct iw_point *dwrq, char *extra)
|
|
{
|
|
wlan_private *priv = dev->priv;
|
|
wlan_adapter *adapter = priv->adapter;
|
|
|
|
lbs_deb_enter(LBS_DEB_WEXT);
|
|
|
|
/*
|
|
* Note : if dwrq->flags != 0, we should get the relevant SSID from
|
|
* the SSID list...
|
|
*/
|
|
|
|
/*
|
|
* Get the current SSID
|
|
*/
|
|
if (adapter->connect_status == libertas_connected) {
|
|
memcpy(extra, adapter->curbssparams.ssid,
|
|
adapter->curbssparams.ssid_len);
|
|
extra[adapter->curbssparams.ssid_len] = '\0';
|
|
} else {
|
|
memset(extra, 0, 32);
|
|
extra[adapter->curbssparams.ssid_len] = '\0';
|
|
}
|
|
/*
|
|
* If none, we may want to get the one that was set
|
|
*/
|
|
|
|
/* To make the driver backward compatible with WPA supplicant v0.2.4 */
|
|
if (dwrq->length == 32) /* check with WPA supplicant buffer size */
|
|
dwrq->length = min_t(size_t, adapter->curbssparams.ssid_len,
|
|
IW_ESSID_MAX_SIZE);
|
|
else
|
|
dwrq->length = adapter->curbssparams.ssid_len + 1;
|
|
|
|
dwrq->flags = 1; /* active */
|
|
|
|
lbs_deb_leave(LBS_DEB_WEXT);
|
|
return 0;
|
|
}
|
|
|
|
static int wlan_set_essid(struct net_device *dev, struct iw_request_info *info,
|
|
struct iw_point *dwrq, char *extra)
|
|
{
|
|
wlan_private *priv = dev->priv;
|
|
wlan_adapter *adapter = priv->adapter;
|
|
int ret = 0;
|
|
u8 ssid[IW_ESSID_MAX_SIZE];
|
|
u8 ssid_len = 0;
|
|
struct assoc_request * assoc_req;
|
|
int in_ssid_len = dwrq->length;
|
|
|
|
lbs_deb_enter(LBS_DEB_WEXT);
|
|
|
|
/*
|
|
* WE-20 and earlier NULL pad the end of the SSID and increment
|
|
* SSID length so it can be used like a string. WE-21 and later don't,
|
|
* but some userspace tools aren't able to cope with the change.
|
|
*/
|
|
if ((in_ssid_len > 0) && (extra[in_ssid_len - 1] == '\0'))
|
|
in_ssid_len--;
|
|
|
|
/* Check the size of the string */
|
|
if (in_ssid_len > IW_ESSID_MAX_SIZE) {
|
|
ret = -E2BIG;
|
|
goto out;
|
|
}
|
|
|
|
memset(&ssid, 0, sizeof(ssid));
|
|
|
|
if (!dwrq->flags || !in_ssid_len) {
|
|
/* "any" SSID requested; leave SSID blank */
|
|
} else {
|
|
/* Specific SSID requested */
|
|
memcpy(&ssid, extra, in_ssid_len);
|
|
ssid_len = in_ssid_len;
|
|
}
|
|
|
|
if (!ssid_len) {
|
|
lbs_deb_wext("requested any SSID\n");
|
|
} else {
|
|
lbs_deb_wext("requested SSID '%s'\n",
|
|
escape_essid(ssid, ssid_len));
|
|
}
|
|
|
|
out:
|
|
mutex_lock(&adapter->lock);
|
|
if (ret == 0) {
|
|
/* Get or create the current association request */
|
|
assoc_req = wlan_get_association_request(adapter);
|
|
if (!assoc_req) {
|
|
ret = -ENOMEM;
|
|
} else {
|
|
/* Copy the SSID to the association request */
|
|
memcpy(&assoc_req->ssid, &ssid, IW_ESSID_MAX_SIZE);
|
|
assoc_req->ssid_len = ssid_len;
|
|
set_bit(ASSOC_FLAG_SSID, &assoc_req->flags);
|
|
wlan_postpone_association_work(priv);
|
|
}
|
|
}
|
|
|
|
/* Cancel the association request if there was an error */
|
|
if (ret != 0) {
|
|
wlan_cancel_association_work(priv);
|
|
}
|
|
|
|
mutex_unlock(&adapter->lock);
|
|
|
|
lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
|
|
return ret;
|
|
}
|
|
|
|
/**
|
|
* @brief Connect to the AP or Ad-hoc Network with specific bssid
|
|
*
|
|
* @param dev A pointer to net_device structure
|
|
* @param info A pointer to iw_request_info structure
|
|
* @param awrq A pointer to iw_param structure
|
|
* @param extra A pointer to extra data buf
|
|
* @return 0 --success, otherwise fail
|
|
*/
|
|
static int wlan_set_wap(struct net_device *dev, struct iw_request_info *info,
|
|
struct sockaddr *awrq, char *extra)
|
|
{
|
|
wlan_private *priv = dev->priv;
|
|
wlan_adapter *adapter = priv->adapter;
|
|
struct assoc_request * assoc_req;
|
|
int ret = 0;
|
|
|
|
lbs_deb_enter(LBS_DEB_WEXT);
|
|
|
|
if (awrq->sa_family != ARPHRD_ETHER)
|
|
return -EINVAL;
|
|
|
|
lbs_deb_wext("ASSOC: WAP: sa_data " MAC_FMT "\n", MAC_ARG(awrq->sa_data));
|
|
|
|
mutex_lock(&adapter->lock);
|
|
|
|
/* Get or create the current association request */
|
|
assoc_req = wlan_get_association_request(adapter);
|
|
if (!assoc_req) {
|
|
wlan_cancel_association_work(priv);
|
|
ret = -ENOMEM;
|
|
} else {
|
|
/* Copy the BSSID to the association request */
|
|
memcpy(&assoc_req->bssid, awrq->sa_data, ETH_ALEN);
|
|
set_bit(ASSOC_FLAG_BSSID, &assoc_req->flags);
|
|
wlan_postpone_association_work(priv);
|
|
}
|
|
|
|
mutex_unlock(&adapter->lock);
|
|
|
|
return ret;
|
|
}
|
|
|
|
void libertas_get_fwversion(wlan_adapter * adapter, char *fwversion, int maxlen)
|
|
{
|
|
char fwver[32];
|
|
|
|
mutex_lock(&adapter->lock);
|
|
|
|
if (adapter->fwreleasenumber[3] == 0)
|
|
sprintf(fwver, "%u.%u.%u",
|
|
adapter->fwreleasenumber[2],
|
|
adapter->fwreleasenumber[1],
|
|
adapter->fwreleasenumber[0]);
|
|
else
|
|
sprintf(fwver, "%u.%u.%u.p%u",
|
|
adapter->fwreleasenumber[2],
|
|
adapter->fwreleasenumber[1],
|
|
adapter->fwreleasenumber[0],
|
|
adapter->fwreleasenumber[3]);
|
|
|
|
mutex_unlock(&adapter->lock);
|
|
snprintf(fwversion, maxlen, fwver);
|
|
}
|
|
|
|
|
|
/*
|
|
* iwconfig settable callbacks
|
|
*/
|
|
static const iw_handler wlan_handler[] = {
|
|
(iw_handler) NULL, /* SIOCSIWCOMMIT */
|
|
(iw_handler) wlan_get_name, /* SIOCGIWNAME */
|
|
(iw_handler) NULL, /* SIOCSIWNWID */
|
|
(iw_handler) NULL, /* SIOCGIWNWID */
|
|
(iw_handler) wlan_set_freq, /* SIOCSIWFREQ */
|
|
(iw_handler) wlan_get_freq, /* SIOCGIWFREQ */
|
|
(iw_handler) wlan_set_mode, /* SIOCSIWMODE */
|
|
(iw_handler) wlan_get_mode, /* SIOCGIWMODE */
|
|
(iw_handler) NULL, /* SIOCSIWSENS */
|
|
(iw_handler) NULL, /* SIOCGIWSENS */
|
|
(iw_handler) NULL, /* SIOCSIWRANGE */
|
|
(iw_handler) wlan_get_range, /* SIOCGIWRANGE */
|
|
(iw_handler) NULL, /* SIOCSIWPRIV */
|
|
(iw_handler) NULL, /* SIOCGIWPRIV */
|
|
(iw_handler) NULL, /* SIOCSIWSTATS */
|
|
(iw_handler) NULL, /* SIOCGIWSTATS */
|
|
iw_handler_set_spy, /* SIOCSIWSPY */
|
|
iw_handler_get_spy, /* SIOCGIWSPY */
|
|
iw_handler_set_thrspy, /* SIOCSIWTHRSPY */
|
|
iw_handler_get_thrspy, /* SIOCGIWTHRSPY */
|
|
(iw_handler) wlan_set_wap, /* SIOCSIWAP */
|
|
(iw_handler) wlan_get_wap, /* SIOCGIWAP */
|
|
(iw_handler) NULL, /* SIOCSIWMLME */
|
|
(iw_handler) NULL, /* SIOCGIWAPLIST - deprecated */
|
|
(iw_handler) libertas_set_scan, /* SIOCSIWSCAN */
|
|
(iw_handler) libertas_get_scan, /* SIOCGIWSCAN */
|
|
(iw_handler) wlan_set_essid, /* SIOCSIWESSID */
|
|
(iw_handler) wlan_get_essid, /* SIOCGIWESSID */
|
|
(iw_handler) wlan_set_nick, /* SIOCSIWNICKN */
|
|
(iw_handler) wlan_get_nick, /* SIOCGIWNICKN */
|
|
(iw_handler) NULL, /* -- hole -- */
|
|
(iw_handler) NULL, /* -- hole -- */
|
|
(iw_handler) wlan_set_rate, /* SIOCSIWRATE */
|
|
(iw_handler) wlan_get_rate, /* SIOCGIWRATE */
|
|
(iw_handler) wlan_set_rts, /* SIOCSIWRTS */
|
|
(iw_handler) wlan_get_rts, /* SIOCGIWRTS */
|
|
(iw_handler) wlan_set_frag, /* SIOCSIWFRAG */
|
|
(iw_handler) wlan_get_frag, /* SIOCGIWFRAG */
|
|
(iw_handler) wlan_set_txpow, /* SIOCSIWTXPOW */
|
|
(iw_handler) wlan_get_txpow, /* SIOCGIWTXPOW */
|
|
(iw_handler) wlan_set_retry, /* SIOCSIWRETRY */
|
|
(iw_handler) wlan_get_retry, /* SIOCGIWRETRY */
|
|
(iw_handler) wlan_set_encode, /* SIOCSIWENCODE */
|
|
(iw_handler) wlan_get_encode, /* SIOCGIWENCODE */
|
|
(iw_handler) wlan_set_power, /* SIOCSIWPOWER */
|
|
(iw_handler) wlan_get_power, /* SIOCGIWPOWER */
|
|
(iw_handler) NULL, /* -- hole -- */
|
|
(iw_handler) NULL, /* -- hole -- */
|
|
(iw_handler) wlan_set_genie, /* SIOCSIWGENIE */
|
|
(iw_handler) wlan_get_genie, /* SIOCGIWGENIE */
|
|
(iw_handler) wlan_set_auth, /* SIOCSIWAUTH */
|
|
(iw_handler) wlan_get_auth, /* SIOCGIWAUTH */
|
|
(iw_handler) wlan_set_encodeext,/* SIOCSIWENCODEEXT */
|
|
(iw_handler) wlan_get_encodeext,/* SIOCGIWENCODEEXT */
|
|
(iw_handler) NULL, /* SIOCSIWPMKSA */
|
|
};
|
|
|
|
static const iw_handler mesh_wlan_handler[] = {
|
|
(iw_handler) NULL, /* SIOCSIWCOMMIT */
|
|
(iw_handler) wlan_get_name, /* SIOCGIWNAME */
|
|
(iw_handler) NULL, /* SIOCSIWNWID */
|
|
(iw_handler) NULL, /* SIOCGIWNWID */
|
|
(iw_handler) wlan_set_freq, /* SIOCSIWFREQ */
|
|
(iw_handler) wlan_get_freq, /* SIOCGIWFREQ */
|
|
(iw_handler) NULL, /* SIOCSIWMODE */
|
|
(iw_handler) mesh_wlan_get_mode, /* SIOCGIWMODE */
|
|
(iw_handler) NULL, /* SIOCSIWSENS */
|
|
(iw_handler) NULL, /* SIOCGIWSENS */
|
|
(iw_handler) NULL, /* SIOCSIWRANGE */
|
|
(iw_handler) wlan_get_range, /* SIOCGIWRANGE */
|
|
(iw_handler) NULL, /* SIOCSIWPRIV */
|
|
(iw_handler) NULL, /* SIOCGIWPRIV */
|
|
(iw_handler) NULL, /* SIOCSIWSTATS */
|
|
(iw_handler) NULL, /* SIOCGIWSTATS */
|
|
iw_handler_set_spy, /* SIOCSIWSPY */
|
|
iw_handler_get_spy, /* SIOCGIWSPY */
|
|
iw_handler_set_thrspy, /* SIOCSIWTHRSPY */
|
|
iw_handler_get_thrspy, /* SIOCGIWTHRSPY */
|
|
(iw_handler) NULL, /* SIOCSIWAP */
|
|
(iw_handler) NULL, /* SIOCGIWAP */
|
|
(iw_handler) NULL, /* SIOCSIWMLME */
|
|
(iw_handler) NULL, /* SIOCGIWAPLIST - deprecated */
|
|
(iw_handler) libertas_set_scan, /* SIOCSIWSCAN */
|
|
(iw_handler) libertas_get_scan, /* SIOCGIWSCAN */
|
|
(iw_handler) NULL, /* SIOCSIWESSID */
|
|
(iw_handler) NULL, /* SIOCGIWESSID */
|
|
(iw_handler) NULL, /* SIOCSIWNICKN */
|
|
(iw_handler) mesh_get_nick, /* SIOCGIWNICKN */
|
|
(iw_handler) NULL, /* -- hole -- */
|
|
(iw_handler) NULL, /* -- hole -- */
|
|
(iw_handler) wlan_set_rate, /* SIOCSIWRATE */
|
|
(iw_handler) wlan_get_rate, /* SIOCGIWRATE */
|
|
(iw_handler) wlan_set_rts, /* SIOCSIWRTS */
|
|
(iw_handler) wlan_get_rts, /* SIOCGIWRTS */
|
|
(iw_handler) wlan_set_frag, /* SIOCSIWFRAG */
|
|
(iw_handler) wlan_get_frag, /* SIOCGIWFRAG */
|
|
(iw_handler) wlan_set_txpow, /* SIOCSIWTXPOW */
|
|
(iw_handler) wlan_get_txpow, /* SIOCGIWTXPOW */
|
|
(iw_handler) wlan_set_retry, /* SIOCSIWRETRY */
|
|
(iw_handler) wlan_get_retry, /* SIOCGIWRETRY */
|
|
(iw_handler) wlan_set_encode, /* SIOCSIWENCODE */
|
|
(iw_handler) wlan_get_encode, /* SIOCGIWENCODE */
|
|
(iw_handler) wlan_set_power, /* SIOCSIWPOWER */
|
|
(iw_handler) wlan_get_power, /* SIOCGIWPOWER */
|
|
(iw_handler) NULL, /* -- hole -- */
|
|
(iw_handler) NULL, /* -- hole -- */
|
|
(iw_handler) wlan_set_genie, /* SIOCSIWGENIE */
|
|
(iw_handler) wlan_get_genie, /* SIOCGIWGENIE */
|
|
(iw_handler) wlan_set_auth, /* SIOCSIWAUTH */
|
|
(iw_handler) wlan_get_auth, /* SIOCGIWAUTH */
|
|
(iw_handler) wlan_set_encodeext,/* SIOCSIWENCODEEXT */
|
|
(iw_handler) wlan_get_encodeext,/* SIOCGIWENCODEEXT */
|
|
(iw_handler) NULL, /* SIOCSIWPMKSA */
|
|
};
|
|
struct iw_handler_def libertas_handler_def = {
|
|
.num_standard = sizeof(wlan_handler) / sizeof(iw_handler),
|
|
.standard = (iw_handler *) wlan_handler,
|
|
.get_wireless_stats = wlan_get_wireless_stats,
|
|
};
|
|
|
|
struct iw_handler_def mesh_handler_def = {
|
|
.num_standard = sizeof(mesh_wlan_handler) / sizeof(iw_handler),
|
|
.standard = (iw_handler *) mesh_wlan_handler,
|
|
.get_wireless_stats = wlan_get_wireless_stats,
|
|
};
|