| /** |
| * This file contains ioctl functions |
| */ |
| #include <linux/ctype.h> |
| #include <linux/slab.h> |
| #include <linux/delay.h> |
| #include <linux/if.h> |
| #include <linux/if_arp.h> |
| #include <linux/wireless.h> |
| #include <linux/bitops.h> |
| |
| #include <net/lib80211.h> |
| #include <net/iw_handler.h> |
| |
| #include "host.h" |
| #include "radiotap.h" |
| #include "decl.h" |
| #include "defs.h" |
| #include "dev.h" |
| #include "wext.h" |
| #include "scan.h" |
| #include "assoc.h" |
| #include "cmd.h" |
| |
| |
| static inline void lbs_postpone_association_work(struct lbs_private *priv) |
| { |
| if (priv->surpriseremoved) |
| return; |
| cancel_delayed_work(&priv->assoc_work); |
| queue_delayed_work(priv->work_thread, &priv->assoc_work, HZ / 2); |
| } |
| |
| static inline void lbs_do_association_work(struct lbs_private *priv) |
| { |
| if (priv->surpriseremoved) |
| return; |
| cancel_delayed_work(&priv->assoc_work); |
| queue_delayed_work(priv->work_thread, &priv->assoc_work, 0); |
| } |
| |
| static inline void lbs_cancel_association_work(struct lbs_private *priv) |
| { |
| cancel_delayed_work(&priv->assoc_work); |
| kfree(priv->pending_assoc_req); |
| priv->pending_assoc_req = NULL; |
| } |
| |
| void lbs_send_disconnect_notification(struct lbs_private *priv) |
| { |
| union iwreq_data wrqu; |
| |
| memset(wrqu.ap_addr.sa_data, 0x00, ETH_ALEN); |
| wrqu.ap_addr.sa_family = ARPHRD_ETHER; |
| wireless_send_event(priv->dev, SIOCGIWAP, &wrqu, NULL); |
| } |
| |
| static void lbs_send_iwevcustom_event(struct lbs_private *priv, s8 *str) |
| { |
| union iwreq_data iwrq; |
| u8 buf[50]; |
| |
| lbs_deb_enter(LBS_DEB_WEXT); |
| |
| memset(&iwrq, 0, sizeof(union iwreq_data)); |
| memset(buf, 0, sizeof(buf)); |
| |
| snprintf(buf, sizeof(buf) - 1, "%s", str); |
| |
| iwrq.data.length = strlen(buf) + 1 + IW_EV_LCP_LEN; |
| |
| /* Send Event to upper layer */ |
| lbs_deb_wext("event indication string %s\n", (char *)buf); |
| lbs_deb_wext("event indication length %d\n", iwrq.data.length); |
| lbs_deb_wext("sending wireless event IWEVCUSTOM for %s\n", str); |
| |
| wireless_send_event(priv->dev, IWEVCUSTOM, &iwrq, buf); |
| |
| lbs_deb_leave(LBS_DEB_WEXT); |
| } |
| |
| /** |
| * @brief This function handles MIC failure event. |
| * |
| * @param priv A pointer to struct lbs_private structure |
| * @para event the event id |
| * @return n/a |
| */ |
| void lbs_send_mic_failureevent(struct lbs_private *priv, u32 event) |
| { |
| char buf[50]; |
| |
| lbs_deb_enter(LBS_DEB_CMD); |
| memset(buf, 0, sizeof(buf)); |
| |
| sprintf(buf, "%s", "MLME-MICHAELMICFAILURE.indication "); |
| |
| if (event == MACREG_INT_CODE_MIC_ERR_UNICAST) |
| strcat(buf, "unicast "); |
| else |
| strcat(buf, "multicast "); |
| |
| lbs_send_iwevcustom_event(priv, buf); |
| lbs_deb_leave(LBS_DEB_CMD); |
| } |
| |
| /** |
| * @brief Find the channel frequency power info with specific channel |
| * |
| * @param priv A pointer to struct lbs_private structure |
| * @param band it can be BAND_A, BAND_G or BAND_B |
| * @param channel the channel for looking |
| * @return A pointer to struct chan_freq_power structure or NULL if not find. |
| */ |
| struct chan_freq_power *lbs_find_cfp_by_band_and_channel( |
| struct lbs_private *priv, |
| u8 band, |
| u16 channel) |
| { |
| struct chan_freq_power *cfp = NULL; |
| struct region_channel *rc; |
| int i, j; |
| |
| for (j = 0; !cfp && (j < ARRAY_SIZE(priv->region_channel)); j++) { |
| rc = &priv->region_channel[j]; |
| |
| if (!rc->valid || !rc->CFP) |
| continue; |
| if (rc->band != band) |
| continue; |
| for (i = 0; i < rc->nrcfp; i++) { |
| if (rc->CFP[i].channel == channel) { |
| cfp = &rc->CFP[i]; |
| break; |
| } |
| } |
| } |
| |
| if (!cfp && channel) |
| lbs_deb_wext("lbs_find_cfp_by_band_and_channel: can't find " |
| "cfp by band %d / channel %d\n", band, channel); |
| |
| return cfp; |
| } |
| |
| /** |
| * @brief Find the channel frequency power info with specific frequency |
| * |
| * @param priv A pointer to struct lbs_private structure |
| * @param band it can be BAND_A, BAND_G or BAND_B |
| * @param freq the frequency for looking |
| * @return A pointer to struct chan_freq_power structure or NULL if not find. |
| */ |
| static struct chan_freq_power *find_cfp_by_band_and_freq( |
| struct lbs_private *priv, |
| u8 band, |
| u32 freq) |
| { |
| struct chan_freq_power *cfp = NULL; |
| struct region_channel *rc; |
| int i, j; |
| |
| for (j = 0; !cfp && (j < ARRAY_SIZE(priv->region_channel)); j++) { |
| rc = &priv->region_channel[j]; |
| |
| if (!rc->valid || !rc->CFP) |
| continue; |
| if (rc->band != band) |
| continue; |
| for (i = 0; i < rc->nrcfp; i++) { |
| if (rc->CFP[i].freq == freq) { |
| cfp = &rc->CFP[i]; |
| break; |
| } |
| } |
| } |
| |
| if (!cfp && freq) |
| lbs_deb_wext("find_cfp_by_band_and_freql: can't find cfp by " |
| "band %d / freq %d\n", band, freq); |
| |
| return cfp; |
| } |
| |
| /** |
| * @brief Copy active data rates based on adapter mode and status |
| * |
| * @param priv A pointer to struct lbs_private structure |
| * @param rate The buf to return the active rates |
| */ |
| static void copy_active_data_rates(struct lbs_private *priv, u8 *rates) |
| { |
| lbs_deb_enter(LBS_DEB_WEXT); |
| |
| if ((priv->connect_status != LBS_CONNECTED) && |
| !lbs_mesh_connected(priv)) |
| memcpy(rates, lbs_bg_rates, MAX_RATES); |
| else |
| memcpy(rates, priv->curbssparams.rates, MAX_RATES); |
| |
| lbs_deb_leave(LBS_DEB_WEXT); |
| } |
| |
| static int lbs_get_name(struct net_device *dev, struct iw_request_info *info, |
| char *cwrq, char *extra) |
| { |
| |
| lbs_deb_enter(LBS_DEB_WEXT); |
| |
| /* We could add support for 802.11n here as needed. Jean II */ |
| snprintf(cwrq, IFNAMSIZ, "IEEE 802.11b/g"); |
| |
| lbs_deb_leave(LBS_DEB_WEXT); |
| return 0; |
| } |
| |
| static int lbs_get_freq(struct net_device *dev, struct iw_request_info *info, |
| struct iw_freq *fwrq, char *extra) |
| { |
| struct lbs_private *priv = dev->ml_priv; |
| struct chan_freq_power *cfp; |
| |
| lbs_deb_enter(LBS_DEB_WEXT); |
| |
| cfp = lbs_find_cfp_by_band_and_channel(priv, 0, |
| priv->channel); |
| |
| if (!cfp) { |
| if (priv->channel) |
| lbs_deb_wext("invalid channel %d\n", |
| priv->channel); |
| return -EINVAL; |
| } |
| |
| fwrq->m = (long)cfp->freq * 100000; |
| fwrq->e = 1; |
| |
| lbs_deb_wext("freq %u\n", fwrq->m); |
| lbs_deb_leave(LBS_DEB_WEXT); |
| return 0; |
| } |
| |
| static int lbs_get_wap(struct net_device *dev, struct iw_request_info *info, |
| struct sockaddr *awrq, char *extra) |
| { |
| struct lbs_private *priv = dev->ml_priv; |
| |
| lbs_deb_enter(LBS_DEB_WEXT); |
| |
| if (priv->connect_status == LBS_CONNECTED) { |
| memcpy(awrq->sa_data, priv->curbssparams.bssid, ETH_ALEN); |
| } else { |
| memset(awrq->sa_data, 0, ETH_ALEN); |
| } |
| awrq->sa_family = ARPHRD_ETHER; |
| |
| lbs_deb_leave(LBS_DEB_WEXT); |
| return 0; |
| } |
| |
| static int lbs_set_nick(struct net_device *dev, struct iw_request_info *info, |
| struct iw_point *dwrq, char *extra) |
| { |
| struct lbs_private *priv = dev->ml_priv; |
| |
| lbs_deb_enter(LBS_DEB_WEXT); |
| |
| /* |
| * Check the size of the string |
| */ |
| |
| if (dwrq->length > 16) { |
| return -E2BIG; |
| } |
| |
| mutex_lock(&priv->lock); |
| memset(priv->nodename, 0, sizeof(priv->nodename)); |
| memcpy(priv->nodename, extra, dwrq->length); |
| mutex_unlock(&priv->lock); |
| |
| lbs_deb_leave(LBS_DEB_WEXT); |
| return 0; |
| } |
| |
| static int lbs_get_nick(struct net_device *dev, struct iw_request_info *info, |
| struct iw_point *dwrq, char *extra) |
| { |
| struct lbs_private *priv = dev->ml_priv; |
| |
| lbs_deb_enter(LBS_DEB_WEXT); |
| |
| dwrq->length = strlen(priv->nodename); |
| memcpy(extra, priv->nodename, dwrq->length); |
| extra[dwrq->length] = '\0'; |
| |
| dwrq->flags = 1; /* active */ |
| |
| lbs_deb_leave(LBS_DEB_WEXT); |
| return 0; |
| } |
| |
| #ifdef CONFIG_LIBERTAS_MESH |
| static int mesh_get_nick(struct net_device *dev, struct iw_request_info *info, |
| struct iw_point *dwrq, char *extra) |
| { |
| struct lbs_private *priv = dev->ml_priv; |
| |
| lbs_deb_enter(LBS_DEB_WEXT); |
| |
| /* Use nickname to indicate that mesh is on */ |
| |
| if (lbs_mesh_connected(priv)) { |
| strncpy(extra, "Mesh", 12); |
| extra[12] = '\0'; |
| dwrq->length = strlen(extra); |
| } |
| |
| else { |
| extra[0] = '\0'; |
| dwrq->length = 0; |
| } |
| |
| lbs_deb_leave(LBS_DEB_WEXT); |
| return 0; |
| } |
| #endif |
| |
| static int lbs_set_rts(struct net_device *dev, struct iw_request_info *info, |
| struct iw_param *vwrq, char *extra) |
| { |
| int ret = 0; |
| struct lbs_private *priv = dev->ml_priv; |
| u32 val = vwrq->value; |
| |
| lbs_deb_enter(LBS_DEB_WEXT); |
| |
| if (vwrq->disabled) |
| val = MRVDRV_RTS_MAX_VALUE; |
| |
| if (val > MRVDRV_RTS_MAX_VALUE) /* min rts value is 0 */ |
| return -EINVAL; |
| |
| ret = lbs_set_snmp_mib(priv, SNMP_MIB_OID_RTS_THRESHOLD, (u16) val); |
| |
| lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); |
| return ret; |
| } |
| |
| static int lbs_get_rts(struct net_device *dev, struct iw_request_info *info, |
| struct iw_param *vwrq, char *extra) |
| { |
| struct lbs_private *priv = dev->ml_priv; |
| int ret = 0; |
| u16 val = 0; |
| |
| lbs_deb_enter(LBS_DEB_WEXT); |
| |
| ret = lbs_get_snmp_mib(priv, SNMP_MIB_OID_RTS_THRESHOLD, &val); |
| if (ret) |
| goto out; |
| |
| vwrq->value = val; |
| vwrq->disabled = val > MRVDRV_RTS_MAX_VALUE; /* min rts value is 0 */ |
| vwrq->fixed = 1; |
| |
| out: |
| lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); |
| return ret; |
| } |
| |
| static int lbs_set_frag(struct net_device *dev, struct iw_request_info *info, |
| struct iw_param *vwrq, char *extra) |
| { |
| struct lbs_private *priv = dev->ml_priv; |
| int ret = 0; |
| u32 val = vwrq->value; |
| |
| lbs_deb_enter(LBS_DEB_WEXT); |
| |
| if (vwrq->disabled) |
| val = MRVDRV_FRAG_MAX_VALUE; |
| |
| if (val < MRVDRV_FRAG_MIN_VALUE || val > MRVDRV_FRAG_MAX_VALUE) |
| return -EINVAL; |
| |
| ret = lbs_set_snmp_mib(priv, SNMP_MIB_OID_FRAG_THRESHOLD, (u16) val); |
| |
| lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); |
| return ret; |
| } |
| |
| static int lbs_get_frag(struct net_device *dev, struct iw_request_info *info, |
| struct iw_param *vwrq, char *extra) |
| { |
| struct lbs_private *priv = dev->ml_priv; |
| int ret = 0; |
| u16 val = 0; |
| |
| lbs_deb_enter(LBS_DEB_WEXT); |
| |
| ret = lbs_get_snmp_mib(priv, SNMP_MIB_OID_FRAG_THRESHOLD, &val); |
| if (ret) |
| goto out; |
| |
| vwrq->value = val; |
| vwrq->disabled = ((val < MRVDRV_FRAG_MIN_VALUE) |
| || (val > MRVDRV_FRAG_MAX_VALUE)); |
| vwrq->fixed = 1; |
| |
| out: |
| lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); |
| return ret; |
| } |
| |
| static int lbs_get_mode(struct net_device *dev, |
| struct iw_request_info *info, u32 * uwrq, char *extra) |
| { |
| struct lbs_private *priv = dev->ml_priv; |
| |
| lbs_deb_enter(LBS_DEB_WEXT); |
| |
| *uwrq = priv->mode; |
| |
| lbs_deb_leave(LBS_DEB_WEXT); |
| return 0; |
| } |
| |
| #ifdef CONFIG_LIBERTAS_MESH |
| static int mesh_wlan_get_mode(struct net_device *dev, |
| struct iw_request_info *info, u32 * uwrq, |
| char *extra) |
| { |
| lbs_deb_enter(LBS_DEB_WEXT); |
| |
| *uwrq = IW_MODE_REPEAT; |
| |
| lbs_deb_leave(LBS_DEB_WEXT); |
| return 0; |
| } |
| #endif |
| |
| static int lbs_get_txpow(struct net_device *dev, |
| struct iw_request_info *info, |
| struct iw_param *vwrq, char *extra) |
| { |
| struct lbs_private *priv = dev->ml_priv; |
| s16 curlevel = 0; |
| int ret = 0; |
| |
| lbs_deb_enter(LBS_DEB_WEXT); |
| |
| if (!priv->radio_on) { |
| lbs_deb_wext("tx power off\n"); |
| vwrq->value = 0; |
| vwrq->disabled = 1; |
| goto out; |
| } |
| |
| ret = lbs_get_tx_power(priv, &curlevel, NULL, NULL); |
| if (ret) |
| goto out; |
| |
| lbs_deb_wext("tx power level %d dbm\n", curlevel); |
| priv->txpower_cur = curlevel; |
| |
| vwrq->value = curlevel; |
| vwrq->fixed = 1; |
| vwrq->disabled = 0; |
| vwrq->flags = IW_TXPOW_DBM; |
| |
| out: |
| lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); |
| return ret; |
| } |
| |
| static int lbs_set_retry(struct net_device *dev, struct iw_request_info *info, |
| struct iw_param *vwrq, char *extra) |
| { |
| struct lbs_private *priv = dev->ml_priv; |
| int ret = 0; |
| u16 slimit = 0, llimit = 0; |
| |
| lbs_deb_enter(LBS_DEB_WEXT); |
| |
| if ((vwrq->flags & IW_RETRY_TYPE) != IW_RETRY_LIMIT) |
| return -EOPNOTSUPP; |
| |
| /* 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; |
| |
| /* Add 1 to convert retry count to try count */ |
| if (vwrq->flags & IW_RETRY_SHORT) |
| slimit = (u16) (vwrq->value + 1); |
| else if (vwrq->flags & IW_RETRY_LONG) |
| llimit = (u16) (vwrq->value + 1); |
| else |
| slimit = llimit = (u16) (vwrq->value + 1); /* set both */ |
| |
| if (llimit) { |
| ret = lbs_set_snmp_mib(priv, SNMP_MIB_OID_LONG_RETRY_LIMIT, |
| llimit); |
| if (ret) |
| goto out; |
| } |
| |
| if (slimit) { |
| /* txretrycount follows the short retry limit */ |
| priv->txretrycount = slimit; |
| ret = lbs_set_snmp_mib(priv, SNMP_MIB_OID_SHORT_RETRY_LIMIT, |
| slimit); |
| if (ret) |
| goto out; |
| } |
| |
| out: |
| lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); |
| return ret; |
| } |
| |
| static int lbs_get_retry(struct net_device *dev, struct iw_request_info *info, |
| struct iw_param *vwrq, char *extra) |
| { |
| struct lbs_private *priv = dev->ml_priv; |
| int ret = 0; |
| u16 val = 0; |
| |
| lbs_deb_enter(LBS_DEB_WEXT); |
| |
| vwrq->disabled = 0; |
| |
| if (vwrq->flags & IW_RETRY_LONG) { |
| ret = lbs_get_snmp_mib(priv, SNMP_MIB_OID_LONG_RETRY_LIMIT, &val); |
| if (ret) |
| goto out; |
| |
| /* Subtract 1 to convert try count to retry count */ |
| vwrq->value = val - 1; |
| vwrq->flags = IW_RETRY_LIMIT | IW_RETRY_LONG; |
| } else { |
| ret = lbs_get_snmp_mib(priv, SNMP_MIB_OID_SHORT_RETRY_LIMIT, &val); |
| if (ret) |
| goto out; |
| |
| /* txretry count follows the short retry limit */ |
| priv->txretrycount = val; |
| /* Subtract 1 to convert try count to retry count */ |
| vwrq->value = val - 1; |
| vwrq->flags = IW_RETRY_LIMIT | IW_RETRY_SHORT; |
| } |
| |
| 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 lbs_get_range(struct net_device *dev, struct iw_request_info *info, |
| struct iw_point *dwrq, char *extra) |
| { |
| int i, j; |
| struct lbs_private *priv = dev->ml_priv; |
| struct iw_range *range = (struct iw_range *)extra; |
| struct chan_freq_power *cfp; |
| u8 rates[MAX_RATES + 1]; |
| |
| 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)); |
| copy_active_data_rates(priv, rates); |
| range->num_bitrates = strnlen(rates, IW_MAX_BITRATES); |
| for (i = 0; i < range->num_bitrates; i++) |
| range->bitrate[i] = rates[i] * 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; |
| |
| range->scan_capa = IW_SCAN_CAPA_ESSID; |
| |
| for (j = 0; (range->num_frequency < IW_MAX_FREQUENCIES) |
| && (j < ARRAY_SIZE(priv->region_channel)); j++) { |
| cfp = priv->region_channel[j].CFP; |
| for (i = 0; (range->num_frequency < IW_MAX_FREQUENCIES) |
| && priv->region_channel[j].valid |
| && cfp |
| && (i < priv->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; |
| |
| /* |
| * Right now we support only "iwconfig ethX power on|off" |
| */ |
| range->pm_capa = IW_POWER_ON; |
| |
| /* |
| * 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_capa = IW_TXPOW_DBM | IW_TXPOW_RANGE; |
| range->txpower[0] = priv->txpower_min; |
| range->txpower[1] = priv->txpower_max; |
| range->num_txpower = 2; |
| |
| 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 (priv->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; |
| } |
| |
| lbs_deb_leave(LBS_DEB_WEXT); |
| return 0; |
| } |
| |
| static int lbs_set_power(struct net_device *dev, struct iw_request_info *info, |
| struct iw_param *vwrq, char *extra) |
| { |
| struct lbs_private *priv = dev->ml_priv; |
| int ret = 0; |
| |
| lbs_deb_enter(LBS_DEB_WEXT); |
| |
| if (!(priv->fwcapinfo & FW_CAPINFO_PS)) { |
| if (vwrq->disabled) |
| return 0; |
| else |
| return -EINVAL; |
| } |
| |
| /* PS is currently supported only in Infrastructure mode |
| * Remove this check if it is to be supported in IBSS mode also |
| */ |
| |
| if (vwrq->disabled) { |
| priv->psmode = LBS802_11POWERMODECAM; |
| if (priv->psstate != PS_STATE_FULL_POWER) { |
| lbs_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) { |
| vwrq->value = vwrq->value / 1000; |
| if (!priv->enter_deep_sleep) { |
| lbs_pr_err("deep sleep feature is not implemented " |
| "for this interface driver\n"); |
| return -EINVAL; |
| } |
| |
| if (priv->connect_status == LBS_CONNECTED) { |
| if ((priv->is_auto_deep_sleep_enabled) && |
| (vwrq->value == -1000)) { |
| lbs_exit_auto_deep_sleep(priv); |
| return 0; |
| } else { |
| lbs_pr_err("can't use deep sleep cmd in " |
| "connected state\n"); |
| return -EINVAL; |
| } |
| } |
| |
| if ((vwrq->value < 0) && (vwrq->value != -1000)) { |
| lbs_pr_err("unknown option\n"); |
| return -EINVAL; |
| } |
| |
| if (vwrq->value > 0) { |
| if (!priv->is_auto_deep_sleep_enabled) { |
| priv->is_activity_detected = 0; |
| priv->auto_deep_sleep_timeout = vwrq->value; |
| lbs_enter_auto_deep_sleep(priv); |
| } else { |
| priv->auto_deep_sleep_timeout = vwrq->value; |
| lbs_deb_debugfs("auto deep sleep: " |
| "already enabled\n"); |
| } |
| return 0; |
| } else { |
| if (priv->is_auto_deep_sleep_enabled) { |
| lbs_exit_auto_deep_sleep(priv); |
| /* Try to exit deep sleep if auto */ |
| /*deep sleep disabled */ |
| ret = lbs_set_deep_sleep(priv, 0); |
| } |
| if (vwrq->value == 0) |
| ret = lbs_set_deep_sleep(priv, 1); |
| else if (vwrq->value == -1000) |
| ret = lbs_set_deep_sleep(priv, 0); |
| return ret; |
| } |
| } |
| |
| if (priv->psmode != LBS802_11POWERMODECAM) { |
| return 0; |
| } |
| |
| priv->psmode = LBS802_11POWERMODEMAX_PSP; |
| |
| if (priv->connect_status == LBS_CONNECTED) { |
| lbs_ps_sleep(priv, CMD_OPTION_WAITFORRSP); |
| } |
| |
| lbs_deb_leave(LBS_DEB_WEXT); |
| |
| return 0; |
| } |
| |
| static int lbs_get_power(struct net_device *dev, struct iw_request_info *info, |
| struct iw_param *vwrq, char *extra) |
| { |
| struct lbs_private *priv = dev->ml_priv; |
| |
| lbs_deb_enter(LBS_DEB_WEXT); |
| |
| vwrq->value = 0; |
| vwrq->flags = 0; |
| vwrq->disabled = priv->psmode == LBS802_11POWERMODECAM |
| || priv->connect_status == LBS_DISCONNECTED; |
| |
| lbs_deb_leave(LBS_DEB_WEXT); |
| return 0; |
| } |
| |
| static struct iw_statistics *lbs_get_wireless_stats(struct net_device *dev) |
| { |
| enum { |
| POOR = 30, |
| FAIR = 60, |
| GOOD = 80, |
| VERY_GOOD = 90, |
| EXCELLENT = 95, |
| PERFECT = 100 |
| }; |
| struct lbs_private *priv = dev->ml_priv; |
| u32 rssi_qual; |
| u32 tx_qual; |
| u32 quality = 0; |
| int ret, stats_valid = 0; |
| u8 rssi; |
| u32 tx_retries; |
| struct cmd_ds_802_11_get_log log; |
| |
| lbs_deb_enter(LBS_DEB_WEXT); |
| |
| priv->wstats.status = priv->mode; |
| |
| /* If we're not associated, all quality values are meaningless */ |
| if ((priv->connect_status != LBS_CONNECTED) && |
| !lbs_mesh_connected(priv)) |
| goto out; |
| |
| /* Quality by RSSI */ |
| priv->wstats.qual.level = |
| CAL_RSSI(priv->SNR[TYPE_BEACON][TYPE_NOAVG], |
| priv->NF[TYPE_BEACON][TYPE_NOAVG]); |
| |
| if (priv->NF[TYPE_BEACON][TYPE_NOAVG] == 0) { |
| priv->wstats.qual.noise = MRVDRV_NF_DEFAULT_SCAN_VALUE; |
| } else { |
| priv->wstats.qual.noise = |
| CAL_NF(priv->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 = dev->stats.tx_errors; |
| |
| memset(&log, 0, sizeof(log)); |
| log.hdr.size = cpu_to_le16(sizeof(log)); |
| ret = lbs_cmd_with_response(priv, CMD_802_11_GET_LOG, &log); |
| if (ret) |
| goto out; |
| |
| tx_retries = le32_to_cpu(log.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 = le32_to_cpu(log.wepundecryptable); |
| priv->wstats.discard.retries = tx_retries; |
| priv->wstats.discard.misc = le32_to_cpu(log.ackfailure); |
| |
| /* Calculate quality */ |
| priv->wstats.qual.qual = min_t(u8, quality, 100); |
| priv->wstats.qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM; |
| stats_valid = 1; |
| |
| /* update stats asynchronously for future calls */ |
| ret = lbs_prepare_and_send_command(priv, CMD_802_11_RSSI, 0, |
| 0, 0, NULL); |
| if (ret) |
| lbs_pr_err("RSSI command failed\n"); |
| 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 lbs_set_freq(struct net_device *dev, struct iw_request_info *info, |
| struct iw_freq *fwrq, char *extra) |
| { |
| int ret = -EINVAL; |
| struct lbs_private *priv = dev->ml_priv; |
| struct chan_freq_power *cfp; |
| struct assoc_request * assoc_req; |
| |
| lbs_deb_enter(LBS_DEB_WEXT); |
| |
| mutex_lock(&priv->lock); |
| assoc_req = lbs_get_association_request(priv); |
| 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(priv, 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 = lbs_find_cfp_by_band_and_channel(priv, 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); |
| lbs_postpone_association_work(priv); |
| } else { |
| lbs_cancel_association_work(priv); |
| } |
| mutex_unlock(&priv->lock); |
| |
| lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); |
| return ret; |
| } |
| |
| #ifdef CONFIG_LIBERTAS_MESH |
| static int lbs_mesh_set_freq(struct net_device *dev, |
| struct iw_request_info *info, |
| struct iw_freq *fwrq, char *extra) |
| { |
| struct lbs_private *priv = dev->ml_priv; |
| struct chan_freq_power *cfp; |
| int ret = -EINVAL; |
| |
| lbs_deb_enter(LBS_DEB_WEXT); |
| |
| /* If setting by frequency, convert to a channel */ |
| if (fwrq->e == 1) { |
| long f = fwrq->m / 100000; |
| |
| cfp = find_cfp_by_band_and_freq(priv, 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 = lbs_find_cfp_by_band_and_channel(priv, 0, fwrq->m); |
| if (!cfp) { |
| goto out; |
| } |
| |
| if (fwrq->m != priv->channel) { |
| lbs_deb_wext("mesh channel change forces eth disconnect\n"); |
| if (priv->mode == IW_MODE_INFRA) |
| lbs_cmd_80211_deauthenticate(priv, |
| priv->curbssparams.bssid, |
| WLAN_REASON_DEAUTH_LEAVING); |
| else if (priv->mode == IW_MODE_ADHOC) |
| lbs_adhoc_stop(priv); |
| } |
| lbs_mesh_config(priv, CMD_ACT_MESH_CONFIG_START, fwrq->m); |
| lbs_update_channel(priv); |
| ret = 0; |
| |
| out: |
| lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); |
| return ret; |
| } |
| #endif |
| |
| static int lbs_set_rate(struct net_device *dev, struct iw_request_info *info, |
| struct iw_param *vwrq, char *extra) |
| { |
| struct lbs_private *priv = dev->ml_priv; |
| u8 new_rate = 0; |
| int ret = -EINVAL; |
| u8 rates[MAX_RATES + 1]; |
| |
| lbs_deb_enter(LBS_DEB_WEXT); |
| |
| lbs_deb_wext("vwrq->value %d\n", vwrq->value); |
| lbs_deb_wext("vwrq->fixed %d\n", vwrq->fixed); |
| |
| if (vwrq->fixed && vwrq->value == -1) |
| goto out; |
| |
| /* Auto rate? */ |
| priv->enablehwauto = !vwrq->fixed; |
| |
| if (vwrq->value == -1) |
| priv->cur_rate = 0; |
| else { |
| if (vwrq->value % 100000) |
| goto out; |
| |
| new_rate = vwrq->value / 500000; |
| priv->cur_rate = new_rate; |
| /* the rest is only needed for lbs_set_data_rate() */ |
| memset(rates, 0, sizeof(rates)); |
| copy_active_data_rates(priv, rates); |
| if (!memchr(rates, new_rate, sizeof(rates))) { |
| lbs_pr_alert("fixed data rate 0x%X out of range\n", |
| new_rate); |
| goto out; |
| } |
| if (priv->fwrelease < 0x09000000) { |
| ret = lbs_set_power_adapt_cfg(priv, 0, |
| POW_ADAPT_DEFAULT_P0, |
| POW_ADAPT_DEFAULT_P1, |
| POW_ADAPT_DEFAULT_P2); |
| if (ret) |
| goto out; |
| } |
| ret = lbs_set_tpc_cfg(priv, 0, TPC_DEFAULT_P0, TPC_DEFAULT_P1, |
| TPC_DEFAULT_P2, 1); |
| if (ret) |
| goto out; |
| } |
| |
| /* Try the newer command first (Firmware Spec 5.1 and above) */ |
| ret = lbs_cmd_802_11_rate_adapt_rateset(priv, CMD_ACT_SET); |
| |
| /* Fallback to older version */ |
| if (ret) |
| ret = lbs_set_data_rate(priv, new_rate); |
| |
| out: |
| lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); |
| return ret; |
| } |
| |
| static int lbs_get_rate(struct net_device *dev, struct iw_request_info *info, |
| struct iw_param *vwrq, char *extra) |
| { |
| struct lbs_private *priv = dev->ml_priv; |
| |
| lbs_deb_enter(LBS_DEB_WEXT); |
| |
| if (priv->connect_status == LBS_CONNECTED) { |
| vwrq->value = priv->cur_rate * 500000; |
| |
| if (priv->enablehwauto) |
| vwrq->fixed = 0; |
| else |
| vwrq->fixed = 1; |
| |
| } else { |
| vwrq->fixed = 0; |
| vwrq->value = 0; |
| } |
| |
| lbs_deb_leave(LBS_DEB_WEXT); |
| return 0; |
| } |
| |
| static int lbs_set_mode(struct net_device *dev, |
| struct iw_request_info *info, u32 * uwrq, char *extra) |
| { |
| int ret = 0; |
| struct lbs_private *priv = dev->ml_priv; |
| 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(&priv->lock); |
| assoc_req = lbs_get_association_request(priv); |
| if (!assoc_req) { |
| ret = -ENOMEM; |
| lbs_cancel_association_work(priv); |
| } else { |
| assoc_req->mode = *uwrq; |
| set_bit(ASSOC_FLAG_MODE, &assoc_req->flags); |
| lbs_postpone_association_work(priv); |
| lbs_deb_wext("Switching to mode: 0x%x\n", *uwrq); |
| } |
| mutex_unlock(&priv->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 lbs_get_encode(struct net_device *dev, |
| struct iw_request_info *info, |
| struct iw_point *dwrq, u8 * extra) |
| { |
| struct lbs_private *priv = dev->ml_priv; |
| 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, priv->wep_tx_keyidx); |
| |
| dwrq->flags = 0; |
| |
| /* Authentication method */ |
| switch (priv->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; |
| } |
| |
| memset(extra, 0, 16); |
| |
| mutex_lock(&priv->lock); |
| |
| /* Default to returning current transmit key */ |
| if (index < 0) |
| index = priv->wep_tx_keyidx; |
| |
| if ((priv->wep_keys[index].len) && priv->secinfo.wep_enabled) { |
| memcpy(extra, priv->wep_keys[index].key, |
| priv->wep_keys[index].len); |
| dwrq->length = priv->wep_keys[index].len; |
| |
| dwrq->flags |= (index + 1); |
| /* Return WEP enabled */ |
| dwrq->flags &= ~IW_ENCODE_DISABLED; |
| } else if ((priv->secinfo.WPAenabled) |
| || (priv->secinfo.WPA2enabled)) { |
| /* return WPA enabled */ |
| dwrq->flags &= ~IW_ENCODE_DISABLED; |
| dwrq->flags |= IW_ENCODE_NOKEY; |
| } else { |
| dwrq->flags |= IW_ENCODE_DISABLED; |
| } |
| |
| mutex_unlock(&priv->lock); |
| |
| lbs_deb_wext("key: %02x:%02x:%02x:%02x:%02x:%02x, 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 lbs_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 enc_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 enc_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 enc_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 enc_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 lbs_set_encode(struct net_device *dev, |
| struct iw_request_info *info, |
| struct iw_point *dwrq, char *extra) |
| { |
| int ret = 0; |
| struct lbs_private *priv = dev->ml_priv; |
| struct assoc_request * assoc_req; |
| u16 is_default = 0, index = 0, set_tx_key = 0; |
| |
| lbs_deb_enter(LBS_DEB_WEXT); |
| |
| mutex_lock(&priv->lock); |
| assoc_req = lbs_get_association_request(priv); |
| 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 = lbs_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); |
| lbs_postpone_association_work(priv); |
| } else { |
| lbs_cancel_association_work(priv); |
| } |
| mutex_unlock(&priv->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 lbs_get_encodeext(struct net_device *dev, |
| struct iw_request_info *info, |
| struct iw_point *dwrq, |
| char *extra) |
| { |
| int ret = -EINVAL; |
| struct lbs_private *priv = dev->ml_priv; |
| 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 = priv->wep_tx_keyidx; |
| } |
| |
| if (!(ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY) && |
| ext->alg != IW_ENCODE_ALG_WEP) { |
| if (index != 0 || priv->mode != IW_MODE_INFRA) |
| goto out; |
| } |
| |
| dwrq->flags = index + 1; |
| memset(ext, 0, sizeof(*ext)); |
| |
| if ( !priv->secinfo.wep_enabled |
| && !priv->secinfo.WPAenabled |
| && !priv->secinfo.WPA2enabled) { |
| ext->alg = IW_ENCODE_ALG_NONE; |
| ext->key_len = 0; |
| dwrq->flags |= IW_ENCODE_DISABLED; |
| } else { |
| u8 *key = NULL; |
| |
| if ( priv->secinfo.wep_enabled |
| && !priv->secinfo.WPAenabled |
| && !priv->secinfo.WPA2enabled) { |
| /* WEP */ |
| ext->alg = IW_ENCODE_ALG_WEP; |
| ext->key_len = priv->wep_keys[index].len; |
| key = &priv->wep_keys[index].key[0]; |
| } else if ( !priv->secinfo.wep_enabled |
| && (priv->secinfo.WPAenabled || |
| priv->secinfo.WPA2enabled)) { |
| /* WPA */ |
| struct enc_key * pkey = NULL; |
| |
| if ( priv->wpa_mcast_key.len |
| && (priv->wpa_mcast_key.flags & KEY_INFO_WPA_ENABLED)) |
| pkey = &priv->wpa_mcast_key; |
| else if ( priv->wpa_unicast_key.len |
| && (priv->wpa_unicast_key.flags & KEY_INFO_WPA_ENABLED)) |
| pkey = &priv->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 lbs_set_encodeext(struct net_device *dev, |
| struct iw_request_info *info, |
| struct iw_point *dwrq, |
| char *extra) |
| { |
| int ret = 0; |
| struct lbs_private *priv = dev->ml_priv; |
| 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(&priv->lock); |
| assoc_req = lbs_get_association_request(priv); |
| 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 = lbs_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 enc_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 enc_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; |
| } |
| |
| /* 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); |
| } |
| |
| /* Only disable wep if necessary: can't waste time here. */ |
| if (priv->mac_control & CMD_ACT_MAC_WEP_ENABLE) |
| disable_wep(assoc_req); |
| } |
| |
| out: |
| if (ret == 0) { |
| /* 802.1x and WPA rekeying must happen as quickly as possible, |
| * especially during the 4-way handshake; thus if in |
| * infrastructure mode, and either (a) 802.1x is enabled or |
| * (b) WPA is being used, set the key right away. |
| */ |
| if (assoc_req->mode == IW_MODE_INFRA && |
| ((assoc_req->secinfo.key_mgmt & IW_AUTH_KEY_MGMT_802_1X) || |
| (assoc_req->secinfo.key_mgmt & IW_AUTH_KEY_MGMT_PSK) || |
| assoc_req->secinfo.WPAenabled || |
| assoc_req->secinfo.WPA2enabled)) { |
| lbs_do_association_work(priv); |
| } else |
| lbs_postpone_association_work(priv); |
| } else { |
| lbs_cancel_association_work(priv); |
| } |
| mutex_unlock(&priv->lock); |
| |
| lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); |
| return ret; |
| } |
| |
| |
| static int lbs_set_genie(struct net_device *dev, |
| struct iw_request_info *info, |
| struct iw_point *dwrq, |
| char *extra) |
| { |
| struct lbs_private *priv = dev->ml_priv; |
| int ret = 0; |
| struct assoc_request * assoc_req; |
| |
| lbs_deb_enter(LBS_DEB_WEXT); |
| |
| mutex_lock(&priv->lock); |
| assoc_req = lbs_get_association_request(priv); |
| 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(priv->wpa_ie)); |
| assoc_req->wpa_ie_len = 0; |
| } |
| |
| out: |
| if (ret == 0) { |
| set_bit(ASSOC_FLAG_WPA_IE, &assoc_req->flags); |
| lbs_postpone_association_work(priv); |
| } else { |
| lbs_cancel_association_work(priv); |
| } |
| mutex_unlock(&priv->lock); |
| |
| lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); |
| return ret; |
| } |
| |
| static int lbs_get_genie(struct net_device *dev, |
| struct iw_request_info *info, |
| struct iw_point *dwrq, |
| char *extra) |
| { |
| int ret = 0; |
| struct lbs_private *priv = dev->ml_priv; |
| |
| lbs_deb_enter(LBS_DEB_WEXT); |
| |
| if (priv->wpa_ie_len == 0) { |
| dwrq->length = 0; |
| goto out; |
| } |
| |
| if (dwrq->length < priv->wpa_ie_len) { |
| ret = -E2BIG; |
| goto out; |
| } |
| |
| dwrq->length = priv->wpa_ie_len; |
| memcpy(extra, &priv->wpa_ie[0], priv->wpa_ie_len); |
| |
| out: |
| lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); |
| return ret; |
| } |
| |
| |
| static int lbs_set_auth(struct net_device *dev, |
| struct iw_request_info *info, |
| struct iw_param *dwrq, |
| char *extra) |
| { |
| struct lbs_private *priv = dev->ml_priv; |
| struct assoc_request * assoc_req; |
| int ret = 0; |
| int updated = 0; |
| |
| lbs_deb_enter(LBS_DEB_WEXT); |
| |
| mutex_lock(&priv->lock); |
| assoc_req = lbs_get_association_request(priv); |
| if (!assoc_req) { |
| ret = -ENOMEM; |
| goto out; |
| } |
| |
| switch (dwrq->flags & IW_AUTH_INDEX) { |
| case IW_AUTH_PRIVACY_INVOKED: |
| case IW_AUTH_RX_UNENCRYPTED_EAPOL: |
| case IW_AUTH_TKIP_COUNTERMEASURES: |
| case IW_AUTH_CIPHER_PAIRWISE: |
| case IW_AUTH_CIPHER_GROUP: |
| case IW_AUTH_DROP_UNENCRYPTED: |
| /* |
| * libertas does not use these parameters |
| */ |
| break; |
| |
| case IW_AUTH_KEY_MGMT: |
| assoc_req->secinfo.key_mgmt = dwrq->value; |
| updated = 1; |
| 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); |
| lbs_postpone_association_work(priv); |
| } else if (ret != -EOPNOTSUPP) { |
| lbs_cancel_association_work(priv); |
| } |
| mutex_unlock(&priv->lock); |
| |
| lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); |
| return ret; |
| } |
| |
| static int lbs_get_auth(struct net_device *dev, |
| struct iw_request_info *info, |
| struct iw_param *dwrq, |
| char *extra) |
| { |
| int ret = 0; |
| struct lbs_private *priv = dev->ml_priv; |
| |
| lbs_deb_enter(LBS_DEB_WEXT); |
| |
| switch (dwrq->flags & IW_AUTH_INDEX) { |
| case IW_AUTH_KEY_MGMT: |
| dwrq->value = priv->secinfo.key_mgmt; |
| break; |
| |
| case IW_AUTH_WPA_VERSION: |
| dwrq->value = 0; |
| if (priv->secinfo.WPAenabled) |
| dwrq->value |= IW_AUTH_WPA_VERSION_WPA; |
| if (priv->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 = priv->secinfo.auth_mode; |
| break; |
| |
| case IW_AUTH_WPA_ENABLED: |
| if (priv->secinfo.WPAenabled && priv->secinfo.WPA2enabled) |
| dwrq->value = 1; |
| break; |
| |
| default: |
| ret = -EOPNOTSUPP; |
| } |
| |
| lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); |
| return ret; |
| } |
| |
| |
| static int lbs_set_txpow(struct net_device *dev, struct iw_request_info *info, |
| struct iw_param *vwrq, char *extra) |
| { |
| int ret = 0; |
| struct lbs_private *priv = dev->ml_priv; |
| s16 dbm = (s16) vwrq->value; |
| |
| lbs_deb_enter(LBS_DEB_WEXT); |
| |
| if (vwrq->disabled) { |
| lbs_set_radio(priv, RADIO_PREAMBLE_AUTO, 0); |
| goto out; |
| } |
| |
| if (vwrq->fixed == 0) { |
| /* User requests automatic tx power control, however there are |
| * many auto tx settings. For now use firmware defaults until |
| * we come up with a good way to expose these to the user. */ |
| if (priv->fwrelease < 0x09000000) { |
| ret = lbs_set_power_adapt_cfg(priv, 1, |
| POW_ADAPT_DEFAULT_P0, |
| POW_ADAPT_DEFAULT_P1, |
| POW_ADAPT_DEFAULT_P2); |
| if (ret) |
| goto out; |
| } |
| ret = lbs_set_tpc_cfg(priv, 0, TPC_DEFAULT_P0, TPC_DEFAULT_P1, |
| TPC_DEFAULT_P2, 1); |
| if (ret) |
| goto out; |
| dbm = priv->txpower_max; |
| } else { |
| /* Userspace check in iwrange if it should use dBm or mW, |
| * therefore this should never happen... Jean II */ |
| if ((vwrq->flags & IW_TXPOW_TYPE) != IW_TXPOW_DBM) { |
| ret = -EOPNOTSUPP; |
| goto out; |
| } |
| |
| /* Validate requested power level against firmware allowed |
| * levels */ |
| if (priv->txpower_min && (dbm < priv->txpower_min)) { |
| ret = -EINVAL; |
| goto out; |
| } |
| |
| if (priv->txpower_max && (dbm > priv->txpower_max)) { |
| ret = -EINVAL; |
| goto out; |
| } |
| if (priv->fwrelease < 0x09000000) { |
| ret = lbs_set_power_adapt_cfg(priv, 0, |
| POW_ADAPT_DEFAULT_P0, |
| POW_ADAPT_DEFAULT_P1, |
| POW_ADAPT_DEFAULT_P2); |
| if (ret) |
| goto out; |
| } |
| ret = lbs_set_tpc_cfg(priv, 0, TPC_DEFAULT_P0, TPC_DEFAULT_P1, |
| TPC_DEFAULT_P2, 1); |
| if (ret) |
| goto out; |
| } |
| |
| /* If the radio was off, turn it on */ |
| if (!priv->radio_on) { |
| ret = lbs_set_radio(priv, RADIO_PREAMBLE_AUTO, 1); |
| if (ret) |
| goto out; |
| } |
| |
| lbs_deb_wext("txpower set %d dBm\n", dbm); |
| |
| ret = lbs_set_tx_power(priv, dbm); |
| |
| out: |
| lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); |
| return ret; |
| } |
| |
| static int lbs_get_essid(struct net_device *dev, struct iw_request_info *info, |
| struct iw_point *dwrq, char *extra) |
| { |
| struct lbs_private *priv = dev->ml_priv; |
| |
| 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 (priv->connect_status == LBS_CONNECTED) { |
| memcpy(extra, priv->curbssparams.ssid, |
| priv->curbssparams.ssid_len); |
| } else { |
| memset(extra, 0, 32); |
| } |
| /* |
| * If none, we may want to get the one that was set |
| */ |
| |
| dwrq->length = priv->curbssparams.ssid_len; |
| |
| dwrq->flags = 1; /* active */ |
| |
| lbs_deb_leave(LBS_DEB_WEXT); |
| return 0; |
| } |
| |
| static int lbs_set_essid(struct net_device *dev, struct iw_request_info *info, |
| struct iw_point *dwrq, char *extra) |
| { |
| struct lbs_private *priv = dev->ml_priv; |
| int ret = 0; |
| u8 ssid[IEEE80211_MAX_SSID_LEN]; |
| u8 ssid_len = 0; |
| struct assoc_request * assoc_req; |
| int in_ssid_len = dwrq->length; |
| DECLARE_SSID_BUF(ssid_buf); |
| |
| lbs_deb_enter(LBS_DEB_WEXT); |
| |
| if (!priv->radio_on) { |
| ret = -EINVAL; |
| goto out; |
| } |
| |
| /* Check the size of the string */ |
| if (in_ssid_len > IEEE80211_MAX_SSID_LEN) { |
| 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", |
| print_ssid(ssid_buf, ssid, ssid_len)); |
| } |
| |
| out: |
| mutex_lock(&priv->lock); |
| if (ret == 0) { |
| /* Get or create the current association request */ |
| assoc_req = lbs_get_association_request(priv); |
| if (!assoc_req) { |
| ret = -ENOMEM; |
| } else { |
| /* Copy the SSID to the association request */ |
| memcpy(&assoc_req->ssid, &ssid, IEEE80211_MAX_SSID_LEN); |
| assoc_req->ssid_len = ssid_len; |
| set_bit(ASSOC_FLAG_SSID, &assoc_req->flags); |
| lbs_postpone_association_work(priv); |
| } |
| } |
| |
| /* Cancel the association request if there was an error */ |
| if (ret != 0) { |
| lbs_cancel_association_work(priv); |
| } |
| |
| mutex_unlock(&priv->lock); |
| |
| lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); |
| return ret; |
| } |
| |
| #ifdef CONFIG_LIBERTAS_MESH |
| static int lbs_mesh_get_essid(struct net_device *dev, |
| struct iw_request_info *info, |
| struct iw_point *dwrq, char *extra) |
| { |
| struct lbs_private *priv = dev->ml_priv; |
| |
| lbs_deb_enter(LBS_DEB_WEXT); |
| |
| memcpy(extra, priv->mesh_ssid, priv->mesh_ssid_len); |
| |
| dwrq->length = priv->mesh_ssid_len; |
| |
| dwrq->flags = 1; /* active */ |
| |
| lbs_deb_leave(LBS_DEB_WEXT); |
| return 0; |
| } |
| |
| static int lbs_mesh_set_essid(struct net_device *dev, |
| struct iw_request_info *info, |
| struct iw_point *dwrq, char *extra) |
| { |
| struct lbs_private *priv = dev->ml_priv; |
| int ret = 0; |
| |
| lbs_deb_enter(LBS_DEB_WEXT); |
| |
| if (!priv->radio_on) { |
| ret = -EINVAL; |
| goto out; |
| } |
| |
| /* Check the size of the string */ |
| if (dwrq->length > IEEE80211_MAX_SSID_LEN) { |
| ret = -E2BIG; |
| goto out; |
| } |
| |
| if (!dwrq->flags || !dwrq->length) { |
| ret = -EINVAL; |
| goto out; |
| } else { |
| /* Specific SSID requested */ |
| memcpy(priv->mesh_ssid, extra, dwrq->length); |
| priv->mesh_ssid_len = dwrq->length; |
| } |
| |
| lbs_mesh_config(priv, CMD_ACT_MESH_CONFIG_START, |
| priv->channel); |
| out: |
| lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); |
| return ret; |
| } |
| #endif |
| |
| /** |
| * @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 lbs_set_wap(struct net_device *dev, struct iw_request_info *info, |
| struct sockaddr *awrq, char *extra) |
| { |
| struct lbs_private *priv = dev->ml_priv; |
| struct assoc_request * assoc_req; |
| int ret = 0; |
| |
| lbs_deb_enter(LBS_DEB_WEXT); |
| |
| if (!priv->radio_on) |
| return -EINVAL; |
| |
| if (awrq->sa_family != ARPHRD_ETHER) |
| return -EINVAL; |
| |
| lbs_deb_wext("ASSOC: WAP: sa_data %pM\n", awrq->sa_data); |
| |
| mutex_lock(&priv->lock); |
| |
| /* Get or create the current association request */ |
| assoc_req = lbs_get_association_request(priv); |
| if (!assoc_req) { |
| lbs_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); |
| lbs_postpone_association_work(priv); |
| } |
| |
| mutex_unlock(&priv->lock); |
| |
| return ret; |
| } |
| |
| /* |
| * iwconfig settable callbacks |
| */ |
| static const iw_handler lbs_handler[] = { |
| (iw_handler) NULL, /* SIOCSIWCOMMIT */ |
| (iw_handler) lbs_get_name, /* SIOCGIWNAME */ |
| (iw_handler) NULL, /* SIOCSIWNWID */ |
| (iw_handler) NULL, /* SIOCGIWNWID */ |
| (iw_handler) lbs_set_freq, /* SIOCSIWFREQ */ |
| (iw_handler) lbs_get_freq, /* SIOCGIWFREQ */ |
| (iw_handler) lbs_set_mode, /* SIOCSIWMODE */ |
| (iw_handler) lbs_get_mode, /* SIOCGIWMODE */ |
| (iw_handler) NULL, /* SIOCSIWSENS */ |
| (iw_handler) NULL, /* SIOCGIWSENS */ |
| (iw_handler) NULL, /* SIOCSIWRANGE */ |
| (iw_handler) lbs_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) lbs_set_wap, /* SIOCSIWAP */ |
| (iw_handler) lbs_get_wap, /* SIOCGIWAP */ |
| (iw_handler) NULL, /* SIOCSIWMLME */ |
| (iw_handler) NULL, /* SIOCGIWAPLIST - deprecated */ |
| (iw_handler) lbs_set_scan, /* SIOCSIWSCAN */ |
| (iw_handler) lbs_get_scan, /* SIOCGIWSCAN */ |
| (iw_handler) lbs_set_essid, /* SIOCSIWESSID */ |
| (iw_handler) lbs_get_essid, /* SIOCGIWESSID */ |
| (iw_handler) lbs_set_nick, /* SIOCSIWNICKN */ |
| (iw_handler) lbs_get_nick, /* SIOCGIWNICKN */ |
| (iw_handler) NULL, /* -- hole -- */ |
| (iw_handler) NULL, /* -- hole -- */ |
| (iw_handler) lbs_set_rate, /* SIOCSIWRATE */ |
| (iw_handler) lbs_get_rate, /* SIOCGIWRATE */ |
| (iw_handler) lbs_set_rts, /* SIOCSIWRTS */ |
| (iw_handler) lbs_get_rts, /* SIOCGIWRTS */ |
| (iw_handler) lbs_set_frag, /* SIOCSIWFRAG */ |
| (iw_handler) lbs_get_frag, /* SIOCGIWFRAG */ |
| (iw_handler) lbs_set_txpow, /* SIOCSIWTXPOW */ |
| (iw_handler) lbs_get_txpow, /* SIOCGIWTXPOW */ |
| (iw_handler) lbs_set_retry, /* SIOCSIWRETRY */ |
| (iw_handler) lbs_get_retry, /* SIOCGIWRETRY */ |
| (iw_handler) lbs_set_encode, /* SIOCSIWENCODE */ |
| (iw_handler) lbs_get_encode, /* SIOCGIWENCODE */ |
| (iw_handler) lbs_set_power, /* SIOCSIWPOWER */ |
| (iw_handler) lbs_get_power, /* SIOCGIWPOWER */ |
| (iw_handler) NULL, /* -- hole -- */ |
| (iw_handler) NULL, /* -- hole -- */ |
| (iw_handler) lbs_set_genie, /* SIOCSIWGENIE */ |
| (iw_handler) lbs_get_genie, /* SIOCGIWGENIE */ |
| (iw_handler) lbs_set_auth, /* SIOCSIWAUTH */ |
| (iw_handler) lbs_get_auth, /* SIOCGIWAUTH */ |
| (iw_handler) lbs_set_encodeext,/* SIOCSIWENCODEEXT */ |
| (iw_handler) lbs_get_encodeext,/* SIOCGIWENCODEEXT */ |
| (iw_handler) NULL, /* SIOCSIWPMKSA */ |
| }; |
| struct iw_handler_def lbs_handler_def = { |
| .num_standard = ARRAY_SIZE(lbs_handler), |
| .standard = (iw_handler *) lbs_handler, |
| .get_wireless_stats = lbs_get_wireless_stats, |
| }; |
| |
| #ifdef CONFIG_LIBERTAS_MESH |
| static const iw_handler mesh_wlan_handler[] = { |
| (iw_handler) NULL, /* SIOCSIWCOMMIT */ |
| (iw_handler) lbs_get_name, /* SIOCGIWNAME */ |
| (iw_handler) NULL, /* SIOCSIWNWID */ |
| (iw_handler) NULL, /* SIOCGIWNWID */ |
| (iw_handler) lbs_mesh_set_freq, /* SIOCSIWFREQ */ |
| (iw_handler) lbs_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) lbs_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) lbs_set_scan, /* SIOCSIWSCAN */ |
| (iw_handler) lbs_get_scan, /* SIOCGIWSCAN */ |
| (iw_handler) lbs_mesh_set_essid,/* SIOCSIWESSID */ |
| (iw_handler) lbs_mesh_get_essid,/* SIOCGIWESSID */ |
| (iw_handler) NULL, /* SIOCSIWNICKN */ |
| (iw_handler) mesh_get_nick, /* SIOCGIWNICKN */ |
| (iw_handler) NULL, /* -- hole -- */ |
| (iw_handler) NULL, /* -- hole -- */ |
| (iw_handler) lbs_set_rate, /* SIOCSIWRATE */ |
| (iw_handler) lbs_get_rate, /* SIOCGIWRATE */ |
| (iw_handler) lbs_set_rts, /* SIOCSIWRTS */ |
| (iw_handler) lbs_get_rts, /* SIOCGIWRTS */ |
| (iw_handler) lbs_set_frag, /* SIOCSIWFRAG */ |
| (iw_handler) lbs_get_frag, /* SIOCGIWFRAG */ |
| (iw_handler) lbs_set_txpow, /* SIOCSIWTXPOW */ |
| (iw_handler) lbs_get_txpow, /* SIOCGIWTXPOW */ |
| (iw_handler) lbs_set_retry, /* SIOCSIWRETRY */ |
| (iw_handler) lbs_get_retry, /* SIOCGIWRETRY */ |
| (iw_handler) lbs_set_encode, /* SIOCSIWENCODE */ |
| (iw_handler) lbs_get_encode, /* SIOCGIWENCODE */ |
| (iw_handler) lbs_set_power, /* SIOCSIWPOWER */ |
| (iw_handler) lbs_get_power, /* SIOCGIWPOWER */ |
| (iw_handler) NULL, /* -- hole -- */ |
| (iw_handler) NULL, /* -- hole -- */ |
| (iw_handler) lbs_set_genie, /* SIOCSIWGENIE */ |
| (iw_handler) lbs_get_genie, /* SIOCGIWGENIE */ |
| (iw_handler) lbs_set_auth, /* SIOCSIWAUTH */ |
| (iw_handler) lbs_get_auth, /* SIOCGIWAUTH */ |
| (iw_handler) lbs_set_encodeext,/* SIOCSIWENCODEEXT */ |
| (iw_handler) lbs_get_encodeext,/* SIOCGIWENCODEEXT */ |
| (iw_handler) NULL, /* SIOCSIWPMKSA */ |
| }; |
| |
| struct iw_handler_def mesh_handler_def = { |
| .num_standard = ARRAY_SIZE(mesh_wlan_handler), |
| .standard = (iw_handler *) mesh_wlan_handler, |
| .get_wireless_stats = lbs_get_wireless_stats, |
| }; |
| #endif |