/* * * Copyright (C) 2002 Intersil Americas Inc. * (C) 2003,2004 Aurelien Alleaume * (C) 2003 Herbert Valerio Riedel * (C) 2003 Luis R. Rodriguez * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * */ #include #include #include #include #include #include "prismcompat.h" #include "isl_ioctl.h" #include "islpci_mgt.h" #include "isl_oid.h" /* additional types and defs for isl38xx fw */ #include "oid_mgt.h" #include /* New driver API */ #define KEY_SIZE_WEP104 13 /* 104/128-bit WEP keys */ #define KEY_SIZE_WEP40 5 /* 40/64-bit WEP keys */ /* KEY_SIZE_TKIP should match isl_oid.h, struct obj_key.key[] size */ #define KEY_SIZE_TKIP 32 /* TKIP keys */ static void prism54_wpa_bss_ie_add(islpci_private *priv, u8 *bssid, u8 *wpa_ie, size_t wpa_ie_len); static size_t prism54_wpa_bss_ie_get(islpci_private *priv, u8 *bssid, u8 *wpa_ie); static int prism54_set_wpa(struct net_device *, struct iw_request_info *, __u32 *, char *); /* In 500 kbps */ static const unsigned char scan_rate_list[] = { 2, 4, 11, 22, 12, 18, 24, 36, 48, 72, 96, 108 }; /** * prism54_mib_mode_helper - MIB change mode helper function * @mib: the &struct islpci_mib object to modify * @iw_mode: new mode (%IW_MODE_*) * * This is a helper function, hence it does not lock. Make sure * caller deals with locking *if* necessary. This function sets the * mode-dependent mib values and does the mapping of the Linux * Wireless API modes to Device firmware modes. It also checks for * correct valid Linux wireless modes. */ static int prism54_mib_mode_helper(islpci_private *priv, u32 iw_mode) { u32 config = INL_CONFIG_MANUALRUN; u32 mode, bsstype; /* For now, just catch early the Repeater and Secondary modes here */ if (iw_mode == IW_MODE_REPEAT || iw_mode == IW_MODE_SECOND) { printk(KERN_DEBUG "%s(): Sorry, Repeater mode and Secondary mode " "are not yet supported by this driver.\n", __FUNCTION__); return -EINVAL; } priv->iw_mode = iw_mode; switch (iw_mode) { case IW_MODE_AUTO: mode = INL_MODE_CLIENT; bsstype = DOT11_BSSTYPE_ANY; break; case IW_MODE_ADHOC: mode = INL_MODE_CLIENT; bsstype = DOT11_BSSTYPE_IBSS; break; case IW_MODE_INFRA: mode = INL_MODE_CLIENT; bsstype = DOT11_BSSTYPE_INFRA; break; case IW_MODE_MASTER: mode = INL_MODE_AP; bsstype = DOT11_BSSTYPE_INFRA; break; case IW_MODE_MONITOR: mode = INL_MODE_PROMISCUOUS; bsstype = DOT11_BSSTYPE_ANY; config |= INL_CONFIG_RXANNEX; break; default: return -EINVAL; } if (init_wds) config |= INL_CONFIG_WDS; mgt_set(priv, DOT11_OID_BSSTYPE, &bsstype); mgt_set(priv, OID_INL_CONFIG, &config); mgt_set(priv, OID_INL_MODE, &mode); return 0; } /** * prism54_mib_init - fill MIB cache with defaults * * this function initializes the struct given as @mib with defaults, * of which many are retrieved from the global module parameter * variables. */ void prism54_mib_init(islpci_private *priv) { u32 channel, authen, wep, filter, dot1x, mlme, conformance, power, mode; struct obj_buffer psm_buffer = { .size = PSM_BUFFER_SIZE, .addr = priv->device_psm_buffer }; channel = CARD_DEFAULT_CHANNEL; authen = CARD_DEFAULT_AUTHEN; wep = CARD_DEFAULT_WEP; filter = CARD_DEFAULT_FILTER; /* (0) Do not filter un-encrypted data */ dot1x = CARD_DEFAULT_DOT1X; mlme = CARD_DEFAULT_MLME_MODE; conformance = CARD_DEFAULT_CONFORMANCE; power = 127; mode = CARD_DEFAULT_IW_MODE; mgt_set(priv, DOT11_OID_CHANNEL, &channel); mgt_set(priv, DOT11_OID_AUTHENABLE, &authen); mgt_set(priv, DOT11_OID_PRIVACYINVOKED, &wep); mgt_set(priv, DOT11_OID_PSMBUFFER, &psm_buffer); mgt_set(priv, DOT11_OID_EXUNENCRYPTED, &filter); mgt_set(priv, DOT11_OID_DOT1XENABLE, &dot1x); mgt_set(priv, DOT11_OID_MLMEAUTOLEVEL, &mlme); mgt_set(priv, OID_INL_DOT11D_CONFORMANCE, &conformance); mgt_set(priv, OID_INL_OUTPUTPOWER, &power); /* This sets all of the mode-dependent values */ prism54_mib_mode_helper(priv, mode); } /* this will be executed outside of atomic context thanks to * schedule_work(), thus we can as well use sleeping semaphore * locking */ void prism54_update_stats(struct work_struct *work) { islpci_private *priv = container_of(work, islpci_private, stats_work); char *data; int j; struct obj_bss bss, *bss2; union oid_res_t r; if (down_interruptible(&priv->stats_sem)) return; /* Noise floor. * I'm not sure if the unit is dBm. * Note : If we are not connected, this value seems to be irrelevant. */ mgt_get_request(priv, DOT11_OID_NOISEFLOOR, 0, NULL, &r); priv->local_iwstatistics.qual.noise = r.u; /* Get the rssi of the link. To do this we need to retrieve a bss. */ /* First get the MAC address of the AP we are associated with. */ mgt_get_request(priv, DOT11_OID_BSSID, 0, NULL, &r); data = r.ptr; /* copy this MAC to the bss */ memcpy(bss.address, data, 6); kfree(data); /* now ask for the corresponding bss */ j = mgt_get_request(priv, DOT11_OID_BSSFIND, 0, (void *) &bss, &r); bss2 = r.ptr; /* report the rssi and use it to calculate * link quality through a signal-noise * ratio */ priv->local_iwstatistics.qual.level = bss2->rssi; priv->local_iwstatistics.qual.qual = bss2->rssi - priv->iwstatistics.qual.noise; kfree(bss2); /* report that the stats are new */ priv->local_iwstatistics.qual.updated = 0x7; /* Rx : unable to decrypt the MPDU */ mgt_get_request(priv, DOT11_OID_PRIVRXFAILED, 0, NULL, &r); priv->local_iwstatistics.discard.code = r.u; /* Tx : Max MAC retries num reached */ mgt_get_request(priv, DOT11_OID_MPDUTXFAILED, 0, NULL, &r); priv->local_iwstatistics.discard.retries = r.u; up(&priv->stats_sem); return; } struct iw_statistics * prism54_get_wireless_stats(struct net_device *ndev) { islpci_private *priv = netdev_priv(ndev); /* If the stats are being updated return old data */ if (down_trylock(&priv->stats_sem) == 0) { memcpy(&priv->iwstatistics, &priv->local_iwstatistics, sizeof (struct iw_statistics)); /* They won't be marked updated for the next time */ priv->local_iwstatistics.qual.updated = 0; up(&priv->stats_sem); } else priv->iwstatistics.qual.updated = 0; /* Update our wireless stats, but do not schedule to often * (max 1 HZ) */ if ((priv->stats_timestamp == 0) || time_after(jiffies, priv->stats_timestamp + 1 * HZ)) { schedule_work(&priv->stats_work); priv->stats_timestamp = jiffies; } return &priv->iwstatistics; } static int prism54_commit(struct net_device *ndev, struct iw_request_info *info, char *cwrq, char *extra) { islpci_private *priv = netdev_priv(ndev); /* simply re-set the last set SSID, this should commit most stuff */ /* Commit in Monitor mode is not necessary, also setting essid * in Monitor mode does not make sense and isn't allowed for this * device's firmware */ if (priv->iw_mode != IW_MODE_MONITOR) return mgt_set_request(priv, DOT11_OID_SSID, 0, NULL); return 0; } static int prism54_get_name(struct net_device *ndev, struct iw_request_info *info, char *cwrq, char *extra) { islpci_private *priv = netdev_priv(ndev); char *capabilities; union oid_res_t r; int rvalue; if (islpci_get_state(priv) < PRV_STATE_INIT) { strncpy(cwrq, "NOT READY!", IFNAMSIZ); return 0; } rvalue = mgt_get_request(priv, OID_INL_PHYCAPABILITIES, 0, NULL, &r); switch (r.u) { case INL_PHYCAP_5000MHZ: capabilities = "IEEE 802.11a/b/g"; break; case INL_PHYCAP_FAA: capabilities = "IEEE 802.11b/g - FAA Support"; break; case INL_PHYCAP_2400MHZ: default: capabilities = "IEEE 802.11b/g"; /* Default */ break; } strncpy(cwrq, capabilities, IFNAMSIZ); return rvalue; } static int prism54_set_freq(struct net_device *ndev, struct iw_request_info *info, struct iw_freq *fwrq, char *extra) { islpci_private *priv = netdev_priv(ndev); int rvalue; u32 c; if (fwrq->m < 1000) /* we have a channel number */ c = fwrq->m; else c = (fwrq->e == 1) ? channel_of_freq(fwrq->m / 100000) : 0; rvalue = c ? mgt_set_request(priv, DOT11_OID_CHANNEL, 0, &c) : -EINVAL; /* Call commit handler */ return (rvalue ? rvalue : -EINPROGRESS); } static int prism54_get_freq(struct net_device *ndev, struct iw_request_info *info, struct iw_freq *fwrq, char *extra) { islpci_private *priv = netdev_priv(ndev); union oid_res_t r; int rvalue; rvalue = mgt_get_request(priv, DOT11_OID_CHANNEL, 0, NULL, &r); fwrq->i = r.u; rvalue |= mgt_get_request(priv, DOT11_OID_FREQUENCY, 0, NULL, &r); fwrq->m = r.u; fwrq->e = 3; return rvalue; } static int prism54_set_mode(struct net_device *ndev, struct iw_request_info *info, __u32 * uwrq, char *extra) { islpci_private *priv = netdev_priv(ndev); u32 mlmeautolevel = CARD_DEFAULT_MLME_MODE; /* Let's see if the user passed a valid Linux Wireless mode */ if (*uwrq > IW_MODE_MONITOR || *uwrq < IW_MODE_AUTO) { printk(KERN_DEBUG "%s: %s() You passed a non-valid init_mode.\n", priv->ndev->name, __FUNCTION__); return -EINVAL; } down_write(&priv->mib_sem); if (prism54_mib_mode_helper(priv, *uwrq)) { up_write(&priv->mib_sem); return -EOPNOTSUPP; } /* the ACL code needs an intermediate mlmeautolevel. The wpa stuff an * extended one. */ if ((*uwrq == IW_MODE_MASTER) && (priv->acl.policy != MAC_POLICY_OPEN)) mlmeautolevel = DOT11_MLME_INTERMEDIATE; if (priv->wpa) mlmeautolevel = DOT11_MLME_EXTENDED; mgt_set(priv, DOT11_OID_MLMEAUTOLEVEL, &mlmeautolevel); if (mgt_commit(priv)) { up_write(&priv->mib_sem); return -EIO; } priv->ndev->type = (priv->iw_mode == IW_MODE_MONITOR) ? priv->monitor_type : ARPHRD_ETHER; up_write(&priv->mib_sem); return 0; } /* Use mib cache */ static int prism54_get_mode(struct net_device *ndev, struct iw_request_info *info, __u32 * uwrq, char *extra) { islpci_private *priv = netdev_priv(ndev); BUG_ON((priv->iw_mode < IW_MODE_AUTO) || (priv->iw_mode > IW_MODE_MONITOR)); *uwrq = priv->iw_mode; return 0; } /* we use DOT11_OID_EDTHRESHOLD. From what I guess the card will not try to * emit data if (sensitivity > rssi - noise) (in dBm). * prism54_set_sens does not seem to work. */ static int prism54_set_sens(struct net_device *ndev, struct iw_request_info *info, struct iw_param *vwrq, char *extra) { islpci_private *priv = netdev_priv(ndev); u32 sens; /* by default the card sets this to 20. */ sens = vwrq->disabled ? 20 : vwrq->value; return mgt_set_request(priv, DOT11_OID_EDTHRESHOLD, 0, &sens); } static int prism54_get_sens(struct net_device *ndev, struct iw_request_info *info, struct iw_param *vwrq, char *extra) { islpci_private *priv = netdev_priv(ndev); union oid_res_t r; int rvalue; rvalue = mgt_get_request(priv, DOT11_OID_EDTHRESHOLD, 0, NULL, &r); vwrq->value = r.u; vwrq->disabled = (vwrq->value == 0); vwrq->fixed = 1; return rvalue; } static int prism54_get_range(struct net_device *ndev, struct iw_request_info *info, struct iw_point *dwrq, char *extra) { struct iw_range *range = (struct iw_range *) extra; islpci_private *priv = netdev_priv(ndev); u8 *data; int i, m, rvalue; struct obj_frequencies *freq; union oid_res_t r; memset(range, 0, sizeof (struct iw_range)); dwrq->length = sizeof (struct iw_range); /* set the wireless extension version number */ range->we_version_source = SUPPORTED_WIRELESS_EXT; range->we_version_compiled = WIRELESS_EXT; /* Now the encoding capabilities */ range->num_encoding_sizes = 3; /* 64(40) bits WEP */ range->encoding_size[0] = 5; /* 128(104) bits WEP */ range->encoding_size[1] = 13; /* 256 bits for WPA-PSK */ range->encoding_size[2] = 32; /* 4 keys are allowed */ range->max_encoding_tokens = 4; /* we don't know the quality range... */ range->max_qual.level = 0; range->max_qual.noise = 0; range->max_qual.qual = 0; /* these value describe an average quality. Needs more tweaking... */ range->avg_qual.level = -80; /* -80 dBm */ range->avg_qual.noise = 0; /* don't know what to put here */ range->avg_qual.qual = 0; range->sensitivity = 200; /* retry limit capabilities */ range->retry_capa = IW_RETRY_LIMIT | IW_RETRY_LIFETIME; range->retry_flags = IW_RETRY_LIMIT; range->r_time_flags = IW_RETRY_LIFETIME; /* I don't know the range. Put stupid things here */ range->min_retry = 1; range->max_retry = 65535; range->min_r_time = 1024; range->max_r_time = 65535 * 1024; /* txpower is supported in dBm's */ range->txpower_capa = IW_TXPOW_DBM; /* Event capability (kernel + driver) */ range->event_capa[0] = (IW_EVENT_CAPA_K_0 | IW_EVENT_CAPA_MASK(SIOCGIWTHRSPY) | IW_EVENT_CAPA_MASK(SIOCGIWAP)); range->event_capa[1] = IW_EVENT_CAPA_K_1; range->event_capa[4] = IW_EVENT_CAPA_MASK(IWEVCUSTOM); range->enc_capa = IW_ENC_CAPA_WPA | IW_ENC_CAPA_WPA2 | IW_ENC_CAPA_CIPHER_TKIP; if (islpci_get_state(priv) < PRV_STATE_INIT) return 0; /* Request the device for the supported frequencies * not really relevant since some devices will report the 5 GHz band * frequencies even if they don't support them. */ rvalue = mgt_get_request(priv, DOT11_OID_SUPPORTEDFREQUENCIES, 0, NULL, &r); freq = r.ptr; range->num_channels = freq->nr; range->num_frequency = freq->nr; m = min(IW_MAX_FREQUENCIES, (int) freq->nr); for (i = 0; i < m; i++) { range->freq[i].m = freq->mhz[i]; range->freq[i].e = 6; range->freq[i].i = channel_of_freq(freq->mhz[i]); } kfree(freq); rvalue |= mgt_get_request(priv, DOT11_OID_SUPPORTEDRATES, 0, NULL, &r); data = r.ptr; /* We got an array of char. It is NULL terminated. */ i = 0; while ((i < IW_MAX_BITRATES) && (*data != 0)) { /* the result must be in bps. The card gives us 500Kbps */ range->bitrate[i] = *data * 500000; i++; data++; } range->num_bitrates = i; kfree(r.ptr); return rvalue; } /* Set AP address*/ static int prism54_set_wap(struct net_device *ndev, struct iw_request_info *info, struct sockaddr *awrq, char *extra) { islpci_private *priv = netdev_priv(ndev); char bssid[6]; int rvalue; if (awrq->sa_family != ARPHRD_ETHER) return -EINVAL; /* prepare the structure for the set object */ memcpy(&bssid[0], awrq->sa_data, 6); /* set the bssid -- does this make sense when in AP mode? */ rvalue = mgt_set_request(priv, DOT11_OID_BSSID, 0, &bssid); return (rvalue ? rvalue : -EINPROGRESS); /* Call commit handler */ } /* get AP address*/ static int prism54_get_wap(struct net_device *ndev, struct iw_request_info *info, struct sockaddr *awrq, char *extra) { islpci_private *priv = netdev_priv(ndev); union oid_res_t r; int rvalue; rvalue = mgt_get_request(priv, DOT11_OID_BSSID, 0, NULL, &r); memcpy(awrq->sa_data, r.ptr, 6); awrq->sa_family = ARPHRD_ETHER; kfree(r.ptr); return rvalue; } static int prism54_set_scan(struct net_device *dev, struct iw_request_info *info, struct iw_param *vwrq, char *extra) { /* hehe the device does this automagicaly */ return 0; } /* a little helper that will translate our data into a card independent * format that the Wireless Tools will understand. This was inspired by * the "Aironet driver for 4500 and 4800 series cards" (GPL) */ static char * prism54_translate_bss(struct net_device *ndev, char *current_ev, char *end_buf, struct obj_bss *bss, char noise) { struct iw_event iwe; /* Temporary buffer */ short cap; islpci_private *priv = netdev_priv(ndev); u8 wpa_ie[MAX_WPA_IE_LEN]; size_t wpa_ie_len; /* The first entry must be the MAC address */ memcpy(iwe.u.ap_addr.sa_data, bss->address, 6); iwe.u.ap_addr.sa_family = ARPHRD_ETHER; iwe.cmd = SIOCGIWAP; current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_ADDR_LEN); /* The following entries will be displayed in the same order we give them */ /* The ESSID. */ iwe.u.data.length = bss->ssid.length; iwe.u.data.flags = 1; iwe.cmd = SIOCGIWESSID; current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, bss->ssid.octets); /* Capabilities */ #define CAP_ESS 0x01 #define CAP_IBSS 0x02 #define CAP_CRYPT 0x10 /* Mode */ cap = bss->capinfo; iwe.u.mode = 0; if (cap & CAP_ESS) iwe.u.mode = IW_MODE_MASTER; else if (cap & CAP_IBSS) iwe.u.mode = IW_MODE_ADHOC; iwe.cmd = SIOCGIWMODE; if (iwe.u.mode) current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_UINT_LEN); /* Encryption capability */ if (cap & CAP_CRYPT) iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY; else iwe.u.data.flags = IW_ENCODE_DISABLED; iwe.u.data.length = 0; iwe.cmd = SIOCGIWENCODE; current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, NULL); /* Add frequency. (short) bss->channel is the frequency in MHz */ iwe.u.freq.m = bss->channel; iwe.u.freq.e = 6; iwe.cmd = SIOCGIWFREQ; current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_FREQ_LEN); /* Add quality statistics */ iwe.u.qual.level = bss->rssi; iwe.u.qual.noise = noise; /* do a simple SNR for quality */ iwe.u.qual.qual = bss->rssi - noise; iwe.cmd = IWEVQUAL; current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_QUAL_LEN); /* Add WPA/RSN Information Element, if any */ wpa_ie_len = prism54_wpa_bss_ie_get(priv, bss->address, wpa_ie); if (wpa_ie_len > 0) { iwe.cmd = IWEVGENIE; iwe.u.data.length = min(wpa_ie_len, (size_t)MAX_WPA_IE_LEN); current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, wpa_ie); } /* Do the bitrates */ { char * current_val = current_ev + IW_EV_LCP_LEN; int i; int mask; iwe.cmd = SIOCGIWRATE; /* Those two flags are ignored... */ iwe.u.bitrate.fixed = iwe.u.bitrate.disabled = 0; /* Parse the bitmask */ mask = 0x1; for(i = 0; i < sizeof(scan_rate_list); i++) { if(bss->rates & mask) { iwe.u.bitrate.value = (scan_rate_list[i] * 500000); current_val = iwe_stream_add_value(current_ev, current_val, end_buf, &iwe, IW_EV_PARAM_LEN); } mask <<= 1; } /* Check if we added any event */ if ((current_val - current_ev) > IW_EV_LCP_LEN) current_ev = current_val; } return current_ev; } static int prism54_get_scan(struct net_device *ndev, struct iw_request_info *info, struct iw_point *dwrq, char *extra) { islpci_private *priv = netdev_priv(ndev); int i, rvalue; struct obj_bsslist *bsslist; u32 noise = 0; char *current_ev = extra; union oid_res_t r; if (islpci_get_state(priv) < PRV_STATE_INIT) { /* device is not ready, fail gently */ dwrq->length = 0; return 0; } /* first get the noise value. We will use it to report the link quality */ rvalue = mgt_get_request(priv, DOT11_OID_NOISEFLOOR, 0, NULL, &r); noise = r.u; /* Ask the device for a list of known bss. * The old API, using SIOCGIWAPLIST, had a hard limit of IW_MAX_AP=64. * The new API, using SIOCGIWSCAN, is only limited by the buffer size. * WE-14->WE-16, the buffer is limited to IW_SCAN_MAX_DATA bytes. * Starting with WE-17, the buffer can be as big as needed. * But the device won't repport anything if you change the value * of IWMAX_BSS=24. */ rvalue |= mgt_get_request(priv, DOT11_OID_BSSLIST, 0, NULL, &r); bsslist = r.ptr; /* ok now, scan the list and translate its info */ for (i = 0; i < (int) bsslist->nr; i++) { current_ev = prism54_translate_bss(ndev, current_ev, extra + dwrq->length, &(bsslist->bsslist[i]), noise); /* Check if there is space for one more entry */ if((extra + dwrq->length - current_ev) <= IW_EV_ADDR_LEN) { /* Ask user space to try again with a bigger buffer */ rvalue = -E2BIG; break; } } kfree(bsslist); dwrq->length = (current_ev - extra); dwrq->flags = 0; /* todo */ return rvalue; } static int prism54_set_essid(struct net_device *ndev, struct iw_request_info *info, struct iw_point *dwrq, char *extra) { islpci_private *priv = netdev_priv(ndev); struct obj_ssid essid; memset(essid.octets, 0, 33); /* Check if we were asked for `any' */ if (dwrq->flags && dwrq->length) { if (dwrq->length > 32) return -E2BIG; essid.length = dwrq->length; memcpy(essid.octets, extra, dwrq->length); } else essid.length = 0; if (priv->iw_mode != IW_MODE_MONITOR) return mgt_set_request(priv, DOT11_OID_SSID, 0, &essid); /* If in monitor mode, just save to mib */ mgt_set(priv, DOT11_OID_SSID, &essid); return 0; } static int prism54_get_essid(struct net_device *ndev, struct iw_request_info *info, struct iw_point *dwrq, char *extra) { islpci_private *priv = netdev_priv(ndev); struct obj_ssid *essid; union oid_res_t r; int rvalue; rvalue = mgt_get_request(priv, DOT11_OID_SSID, 0, NULL, &r); essid = r.ptr; if (essid->length) { dwrq->flags = 1; /* set ESSID to ON for Wireless Extensions */ /* if it is too big, trunk it */ dwrq->length = min((u8)IW_ESSID_MAX_SIZE, essid->length); } else { dwrq->flags = 0; dwrq->length = 0; } essid->octets[essid->length] = '\0'; memcpy(extra, essid->octets, dwrq->length); kfree(essid); return rvalue; } /* Provides no functionality, just completes the ioctl. In essence this is a * just a cosmetic ioctl. */ static int prism54_set_nick(struct net_device *ndev, struct iw_request_info *info, struct iw_point *dwrq, char *extra) { islpci_private *priv = netdev_priv(ndev); if (dwrq->length > IW_ESSID_MAX_SIZE) return -E2BIG; down_write(&priv->mib_sem); memset(priv->nickname, 0, sizeof (priv->nickname)); memcpy(priv->nickname, extra, dwrq->length); up_write(&priv->mib_sem); return 0; } static int prism54_get_nick(struct net_device *ndev, struct iw_request_info *info, struct iw_point *dwrq, char *extra) { islpci_private *priv = netdev_priv(ndev); dwrq->length = 0; down_read(&priv->mib_sem); dwrq->length = strlen(priv->nickname); memcpy(extra, priv->nickname, dwrq->length); up_read(&priv->mib_sem); return 0; } /* Set the allowed Bitrates */ static int prism54_set_rate(struct net_device *ndev, struct iw_request_info *info, struct iw_param *vwrq, char *extra) { islpci_private *priv = netdev_priv(ndev); u32 rate, profile; char *data; int ret, i; union oid_res_t r; if (vwrq->value == -1) { /* auto mode. No limit. */ profile = 1; return mgt_set_request(priv, DOT11_OID_PROFILES, 0, &profile); } ret = mgt_get_request(priv, DOT11_OID_SUPPORTEDRATES, 0, NULL, &r); if (ret) { kfree(r.ptr); return ret; } rate = (u32) (vwrq->value / 500000); data = r.ptr; i = 0; while (data[i]) { if (rate && (data[i] == rate)) { break; } if (vwrq->value == i) { break; } data[i] |= 0x80; i++; } if (!data[i]) { kfree(r.ptr); return -EINVAL; } data[i] |= 0x80; data[i + 1] = 0; /* Now, check if we want a fixed or auto value */ if (vwrq->fixed) { data[0] = data[i]; data[1] = 0; } /* i = 0; printk("prism54 rate: "); while(data[i]) { printk("%u ", data[i]); i++; } printk("0\n"); */ profile = -1; ret = mgt_set_request(priv, DOT11_OID_PROFILES, 0, &profile); ret |= mgt_set_request(priv, DOT11_OID_EXTENDEDRATES, 0, data); ret |= mgt_set_request(priv, DOT11_OID_RATES, 0, data); kfree(r.ptr); return ret; } /* Get the current bit rate */ static int prism54_get_rate(struct net_device *ndev, struct iw_request_info *info, struct iw_param *vwrq, char *extra) { islpci_private *priv = netdev_priv(ndev); int rvalue; char *data; union oid_res_t r; /* Get the current bit rate */ if ((rvalue = mgt_get_request(priv, GEN_OID_LINKSTATE, 0, NULL, &r))) return rvalue; vwrq->value = r.u * 500000; /* request the device for the enabled rates */ rvalue = mgt_get_request(priv, DOT11_OID_RATES, 0, NULL, &r); if (rvalue) { kfree(r.ptr); return rvalue; } data = r.ptr; vwrq->fixed = (data[0] != 0) && (data[1] == 0); kfree(r.ptr); return 0; } static int prism54_set_rts(struct net_device *ndev, struct iw_request_info *info, struct iw_param *vwrq, char *extra) { islpci_private *priv = netdev_priv(ndev); return mgt_set_request(priv, DOT11_OID_RTSTHRESH, 0, &vwrq->value); } static int prism54_get_rts(struct net_device *ndev, struct iw_request_info *info, struct iw_param *vwrq, char *extra) { islpci_private *priv = netdev_priv(ndev); union oid_res_t r; int rvalue; /* get the rts threshold */ rvalue = mgt_get_request(priv, DOT11_OID_RTSTHRESH, 0, NULL, &r); vwrq->value = r.u; return rvalue; } static int prism54_set_frag(struct net_device *ndev, struct iw_request_info *info, struct iw_param *vwrq, char *extra) { islpci_private *priv = netdev_priv(ndev); return mgt_set_request(priv, DOT11_OID_FRAGTHRESH, 0, &vwrq->value); } static int prism54_get_frag(struct net_device *ndev, struct iw_request_info *info, struct iw_param *vwrq, char *extra) { islpci_private *priv = netdev_priv(ndev); union oid_res_t r; int rvalue; rvalue = mgt_get_request(priv, DOT11_OID_FRAGTHRESH, 0, NULL, &r); vwrq->value = r.u; return rvalue; } /* Here we have (min,max) = max retries for (small frames, big frames). Where * big frame <=> bigger than the rts threshold * small frame <=> smaller than the rts threshold * This is not really the behavior expected by the wireless tool but it seems * to be a common behavior in other drivers. */ static int prism54_set_retry(struct net_device *ndev, struct iw_request_info *info, struct iw_param *vwrq, char *extra) { islpci_private *priv = netdev_priv(ndev); u32 slimit = 0, llimit = 0; /* short and long limit */ u32 lifetime = 0; int rvalue = 0; if (vwrq->disabled) /* we cannot disable this feature */ return -EINVAL; if (vwrq->flags & IW_RETRY_LIMIT) { if (vwrq->flags & IW_RETRY_SHORT) slimit = vwrq->value; else if (vwrq->flags & IW_RETRY_LONG) llimit = vwrq->value; else { /* we are asked to set both */ slimit = vwrq->value; llimit = vwrq->value; } } if (vwrq->flags & IW_RETRY_LIFETIME) /* Wireless tools use us unit while the device uses 1024 us unit */ lifetime = vwrq->value / 1024; /* now set what is requested */ if (slimit) rvalue = mgt_set_request(priv, DOT11_OID_SHORTRETRIES, 0, &slimit); if (llimit) rvalue |= mgt_set_request(priv, DOT11_OID_LONGRETRIES, 0, &llimit); if (lifetime) rvalue |= mgt_set_request(priv, DOT11_OID_MAXTXLIFETIME, 0, &lifetime); return rvalue; } static int prism54_get_retry(struct net_device *ndev, struct iw_request_info *info, struct iw_param *vwrq, char *extra) { islpci_private *priv = netdev_priv(ndev); union oid_res_t r; int rvalue = 0; vwrq->disabled = 0; /* It cannot be disabled */ if ((vwrq->flags & IW_RETRY_TYPE) == IW_RETRY_LIFETIME) { /* we are asked for the life time */ rvalue = mgt_get_request(priv, DOT11_OID_MAXTXLIFETIME, 0, NULL, &r); vwrq->value = r.u * 1024; vwrq->flags = IW_RETRY_LIFETIME; } else if ((vwrq->flags & IW_RETRY_LONG)) { /* we are asked for the long retry limit */ rvalue |= mgt_get_request(priv, DOT11_OID_LONGRETRIES, 0, NULL, &r); vwrq->value = r.u; vwrq->flags = IW_RETRY_LIMIT | IW_RETRY_LONG; } else { /* default. get the short retry limit */ rvalue |= mgt_get_request(priv, DOT11_OID_SHORTRETRIES, 0, NULL, &r); vwrq->value = r.u; vwrq->flags = IW_RETRY_LIMIT | IW_RETRY_SHORT; } return rvalue; } static int prism54_set_encode(struct net_device *ndev, struct iw_request_info *info, struct iw_point *dwrq, char *extra) { islpci_private *priv = netdev_priv(ndev); int rvalue = 0, force = 0; int authen = DOT11_AUTH_OS, invoke = 0, exunencrypt = 0; union oid_res_t r; /* with the new API, it's impossible to get a NULL pointer. * New version of iwconfig set the IW_ENCODE_NOKEY flag * when no key is given, but older versions don't. */ if (dwrq->length > 0) { /* we have a key to set */ int index = (dwrq->flags & IW_ENCODE_INDEX) - 1; int current_index; struct obj_key key = { DOT11_PRIV_WEP, 0, "" }; /* get the current key index */ rvalue = mgt_get_request(priv, DOT11_OID_DEFKEYID, 0, NULL, &r); current_index = r.u; /* Verify that the key is not marked as invalid */ if (!(dwrq->flags & IW_ENCODE_NOKEY)) { if (dwrq->length > KEY_SIZE_TKIP) { /* User-provided key data too big */ return -EINVAL; } if (dwrq->length > KEY_SIZE_WEP104) { /* WPA-PSK TKIP */ key.type = DOT11_PRIV_TKIP; key.length = KEY_SIZE_TKIP; } else if (dwrq->length > KEY_SIZE_WEP40) { /* WEP 104/128 */ key.length = KEY_SIZE_WEP104; } else { /* WEP 40/64 */ key.length = KEY_SIZE_WEP40; } memset(key.key, 0, sizeof (key.key)); memcpy(key.key, extra, dwrq->length); if ((index < 0) || (index > 3)) /* no index provided use the current one */ index = current_index; /* now send the key to the card */ rvalue |= mgt_set_request(priv, DOT11_OID_DEFKEYX, index, &key); } /* * If a valid key is set, encryption should be enabled * (user may turn it off later). * This is also how "iwconfig ethX key on" works */ if ((index == current_index) && (key.length > 0)) force = 1; } else { int index = (dwrq->flags & IW_ENCODE_INDEX) - 1; if ((index >= 0) && (index <= 3)) { /* we want to set the key index */ rvalue |= mgt_set_request(priv, DOT11_OID_DEFKEYID, 0, &index); } else { if (!dwrq->flags & IW_ENCODE_MODE) { /* we cannot do anything. Complain. */ return -EINVAL; } } } /* now read the flags */ if (dwrq->flags & IW_ENCODE_DISABLED) { /* Encoding disabled, * authen = DOT11_AUTH_OS; * invoke = 0; * exunencrypt = 0; */ } if (dwrq->flags & IW_ENCODE_OPEN) /* Encode but accept non-encoded packets. No auth */ invoke = 1; if ((dwrq->flags & IW_ENCODE_RESTRICTED) || force) { /* Refuse non-encoded packets. Auth */ authen = DOT11_AUTH_BOTH; invoke = 1; exunencrypt = 1; } /* do the change if requested */ if ((dwrq->flags & IW_ENCODE_MODE) || force) { rvalue |= mgt_set_request(priv, DOT11_OID_AUTHENABLE, 0, &authen); rvalue |= mgt_set_request(priv, DOT11_OID_PRIVACYINVOKED, 0, &invoke); rvalue |= mgt_set_request(priv, DOT11_OID_EXUNENCRYPTED, 0, &exunencrypt); } return rvalue; } static int prism54_get_encode(struct net_device *ndev, struct iw_request_info *info, struct iw_point *dwrq, char *extra) { islpci_private *priv = netdev_priv(ndev); struct obj_key *key; u32 devindex, index = (dwrq->flags & IW_ENCODE_INDEX) - 1; u32 authen = 0, invoke = 0, exunencrypt = 0; int rvalue; union oid_res_t r; /* first get the flags */ rvalue = mgt_get_request(priv, DOT11_OID_AUTHENABLE, 0, NULL, &r); authen = r.u; rvalue |= mgt_get_request(priv, DOT11_OID_PRIVACYINVOKED, 0, NULL, &r); invoke = r.u; rvalue |= mgt_get_request(priv, DOT11_OID_EXUNENCRYPTED, 0, NULL, &r); exunencrypt = r.u; if (invoke && (authen == DOT11_AUTH_BOTH) && exunencrypt) dwrq->flags = IW_ENCODE_RESTRICTED; else if ((authen == DOT11_AUTH_OS) && !exunencrypt) { if (invoke) dwrq->flags = IW_ENCODE_OPEN; else dwrq->flags = IW_ENCODE_DISABLED; } else /* The card should not work in this state */ dwrq->flags = 0; /* get the current device key index */ rvalue |= mgt_get_request(priv, DOT11_OID_DEFKEYID, 0, NULL, &r); devindex = r.u; /* Now get the key, return it */ if ((index < 0) || (index > 3)) /* no index provided, use the current one */ index = devindex; rvalue |= mgt_get_request(priv, DOT11_OID_DEFKEYX, index, NULL, &r); key = r.ptr; dwrq->length = key->length; memcpy(extra, key->key, dwrq->length); kfree(key); /* return the used key index */ dwrq->flags |= devindex + 1; return rvalue; } static int prism54_get_txpower(struct net_device *ndev, struct iw_request_info *info, struct iw_param *vwrq, char *extra) { islpci_private *priv = netdev_priv(ndev); union oid_res_t r; int rvalue; rvalue = mgt_get_request(priv, OID_INL_OUTPUTPOWER, 0, NULL, &r); /* intersil firmware operates in 0.25 dBm (1/4 dBm) */ vwrq->value = (s32) r.u / 4; vwrq->fixed = 1; /* radio is not turned of * btw: how is possible to turn off only the radio */ vwrq->disabled = 0; return rvalue; } static int prism54_set_txpower(struct net_device *ndev, struct iw_request_info *info, struct iw_param *vwrq, char *extra) { islpci_private *priv = netdev_priv(ndev); s32 u = vwrq->value; /* intersil firmware operates in 0.25 dBm (1/4) */ u *= 4; if (vwrq->disabled) { /* don't know how to disable radio */ printk(KERN_DEBUG "%s: %s() disabling radio is not yet supported.\n", priv->ndev->name, __FUNCTION__); return -ENOTSUPP; } else if (vwrq->fixed) /* currently only fixed value is supported */ return mgt_set_request(priv, OID_INL_OUTPUTPOWER, 0, &u); else { printk(KERN_DEBUG "%s: %s() auto power will be implemented later.\n", priv->ndev->name, __FUNCTION__); return -ENOTSUPP; } } static int prism54_set_genie(struct net_device *ndev, struct iw_request_info *info, struct iw_point *data, char *extra) { islpci_private *priv = netdev_priv(ndev); int alen, ret = 0; struct obj_attachment *attach; if (data->length > MAX_WPA_IE_LEN || (data->length && extra == NULL)) return -EINVAL; memcpy(priv->wpa_ie, extra, data->length); priv->wpa_ie_len = data->length; alen = sizeof(*attach) + priv->wpa_ie_len; attach = kzalloc(alen, GFP_KERNEL); if (attach == NULL) return -ENOMEM; #define WLAN_FC_TYPE_MGMT 0 #define WLAN_FC_STYPE_ASSOC_REQ 0 #define WLAN_FC_STYPE_REASSOC_REQ 2 /* Note: endianness is covered by mgt_set_varlen */ attach->type = (WLAN_FC_TYPE_MGMT << 2) | (WLAN_FC_STYPE_ASSOC_REQ << 4); attach->id = -1; attach->size = priv->wpa_ie_len; memcpy(attach->data, extra, priv->wpa_ie_len); ret = mgt_set_varlen(priv, DOT11_OID_ATTACHMENT, attach, priv->wpa_ie_len); if (ret == 0) { attach->type = (WLAN_FC_TYPE_MGMT << 2) | (WLAN_FC_STYPE_REASSOC_REQ << 4); ret = mgt_set_varlen(priv, DOT11_OID_ATTACHMENT, attach, priv->wpa_ie_len); if (ret == 0) printk(KERN_DEBUG "%s: WPA IE Attachment was set\n", ndev->name); } kfree(attach); return ret; } static int prism54_get_genie(struct net_device *ndev, struct iw_request_info *info, struct iw_point *data, char *extra) { islpci_private *priv = netdev_priv(ndev); int len = priv->wpa_ie_len; if (len <= 0) { data->length = 0; return 0; } if (data->length < len) return -E2BIG; data->length = len; memcpy(extra, priv->wpa_ie, len); return 0; } static int prism54_set_auth(struct net_device *ndev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra) { islpci_private *priv = netdev_priv(ndev); struct iw_param *param = &wrqu->param; u32 mlmelevel = 0, authen = 0, dot1x = 0; u32 exunencrypt = 0, privinvoked = 0, wpa = 0; u32 old_wpa; int ret = 0; union oid_res_t r; if (islpci_get_state(priv) < PRV_STATE_INIT) return 0; /* first get the flags */ down_write(&priv->mib_sem); wpa = old_wpa = priv->wpa; up_write(&priv->mib_sem); ret = mgt_get_request(priv, DOT11_OID_AUTHENABLE, 0, NULL, &r); authen = r.u; ret = mgt_get_request(priv, DOT11_OID_PRIVACYINVOKED, 0, NULL, &r); privinvoked = r.u; ret = mgt_get_request(priv, DOT11_OID_EXUNENCRYPTED, 0, NULL, &r); exunencrypt = r.u; ret = mgt_get_request(priv, DOT11_OID_DOT1XENABLE, 0, NULL, &r); dot1x = r.u; ret = mgt_get_request(priv, DOT11_OID_MLMEAUTOLEVEL, 0, NULL, &r); mlmelevel = r.u; if (ret < 0) goto out; switch (param->flags & IW_AUTH_INDEX) { case IW_AUTH_CIPHER_PAIRWISE: case IW_AUTH_CIPHER_GROUP: case IW_AUTH_KEY_MGMT: break; case IW_AUTH_WPA_ENABLED: /* Do the same thing as IW_AUTH_WPA_VERSION */ if (param->value) { wpa = 1; privinvoked = 1; /* For privacy invoked */ exunencrypt = 1; /* Filter out all unencrypted frames */ dot1x = 0x01; /* To enable eap filter */ mlmelevel = DOT11_MLME_EXTENDED; authen = DOT11_AUTH_OS; /* Only WEP uses _SK and _BOTH */ } else { wpa = 0; privinvoked = 0; exunencrypt = 0; /* Do not filter un-encrypted data */ dot1x = 0; mlmelevel = DOT11_MLME_AUTO; } break; case IW_AUTH_WPA_VERSION: if (param->value & IW_AUTH_WPA_VERSION_DISABLED) { wpa = 0; privinvoked = 0; exunencrypt = 0; /* Do not filter un-encrypted data */ dot1x = 0; mlmelevel = DOT11_MLME_AUTO; } else { if (param->value & IW_AUTH_WPA_VERSION_WPA) wpa = 1; else if (param->value & IW_AUTH_WPA_VERSION_WPA2) wpa = 2; privinvoked = 1; /* For privacy invoked */ exunencrypt = 1; /* Filter out all unencrypted frames */ dot1x = 0x01; /* To enable eap filter */ mlmelevel = DOT11_MLME_EXTENDED; authen = DOT11_AUTH_OS; /* Only WEP uses _SK and _BOTH */ } break; case IW_AUTH_RX_UNENCRYPTED_EAPOL: dot1x = param->value ? 1 : 0; break; case IW_AUTH_PRIVACY_INVOKED: privinvoked = param->value ? 1 : 0; case IW_AUTH_DROP_UNENCRYPTED: exunencrypt = param->value ? 1 : 0; break; case IW_AUTH_80211_AUTH_ALG: if (param->value & IW_AUTH_ALG_SHARED_KEY) { /* Only WEP uses _SK and _BOTH */ if (wpa > 0) { ret = -EINVAL; goto out; } authen = DOT11_AUTH_SK; } else if (param->value & IW_AUTH_ALG_OPEN_SYSTEM) { authen = DOT11_AUTH_OS; } else { ret = -EINVAL; goto out; } break; default: return -EOPNOTSUPP; } /* Set all the values */ down_write(&priv->mib_sem); priv->wpa = wpa; up_write(&priv->mib_sem); mgt_set_request(priv, DOT11_OID_AUTHENABLE, 0, &authen); mgt_set_request(priv, DOT11_OID_PRIVACYINVOKED, 0, &privinvoked); mgt_set_request(priv, DOT11_OID_EXUNENCRYPTED, 0, &exunencrypt); mgt_set_request(priv, DOT11_OID_DOT1XENABLE, 0, &dot1x); mgt_set_request(priv, DOT11_OID_MLMEAUTOLEVEL, 0, &mlmelevel); out: return ret; } static int prism54_get_auth(struct net_device *ndev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra) { islpci_private *priv = netdev_priv(ndev); struct iw_param *param = &wrqu->param; u32 wpa = 0; int ret = 0; union oid_res_t r; if (islpci_get_state(priv) < PRV_STATE_INIT) return 0; /* first get the flags */ down_write(&priv->mib_sem); wpa = priv->wpa; up_write(&priv->mib_sem); switch (param->flags & IW_AUTH_INDEX) { case IW_AUTH_CIPHER_PAIRWISE: case IW_AUTH_CIPHER_GROUP: case IW_AUTH_KEY_MGMT: /* * wpa_supplicant will control these internally */ ret = -EOPNOTSUPP; break; case IW_AUTH_WPA_VERSION: switch (wpa) { case 1: param->value = IW_AUTH_WPA_VERSION_WPA; break; case 2: param->value = IW_AUTH_WPA_VERSION_WPA2; break; case 0: default: param->value = IW_AUTH_WPA_VERSION_DISABLED; break; } break; case IW_AUTH_DROP_UNENCRYPTED: ret = mgt_get_request(priv, DOT11_OID_EXUNENCRYPTED, 0, NULL, &r); if (ret >= 0) param->value = r.u > 0 ? 1 : 0; break; case IW_AUTH_80211_AUTH_ALG: ret = mgt_get_request(priv, DOT11_OID_AUTHENABLE, 0, NULL, &r); if (ret >= 0) { switch (r.u) { case DOT11_AUTH_OS: param->value = IW_AUTH_ALG_OPEN_SYSTEM; break; case DOT11_AUTH_BOTH: case DOT11_AUTH_SK: param->value = IW_AUTH_ALG_SHARED_KEY; case DOT11_AUTH_NONE: default: param->value = 0; break; } } break; case IW_AUTH_WPA_ENABLED: param->value = wpa > 0 ? 1 : 0; break; case IW_AUTH_RX_UNENCRYPTED_EAPOL: ret = mgt_get_request(priv, DOT11_OID_DOT1XENABLE, 0, NULL, &r); if (ret >= 0) param->value = r.u > 0 ? 1 : 0; break; case IW_AUTH_PRIVACY_INVOKED: ret = mgt_get_request(priv, DOT11_OID_PRIVACYINVOKED, 0, NULL, &r); if (ret >= 0) param->value = r.u > 0 ? 1 : 0; break; default: return -EOPNOTSUPP; } return ret; } static int prism54_set_encodeext(struct net_device *ndev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra) { islpci_private *priv = netdev_priv(ndev); struct iw_point *encoding = &wrqu->encoding; struct iw_encode_ext *ext = (struct iw_encode_ext *)extra; int idx, alg = ext->alg, set_key = 1; union oid_res_t r; int authen = DOT11_AUTH_OS, invoke = 0, exunencrypt = 0; int ret = 0; if (islpci_get_state(priv) < PRV_STATE_INIT) return 0; /* Determine and validate the key index */ idx = (encoding->flags & IW_ENCODE_INDEX) - 1; if (idx) { if (idx < 0 || idx > 3) return -EINVAL; } else { ret = mgt_get_request(priv, DOT11_OID_DEFKEYID, 0, NULL, &r); if (ret < 0) goto out; idx = r.u; } if (encoding->flags & IW_ENCODE_DISABLED) alg = IW_ENCODE_ALG_NONE; if (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) { /* Only set transmit key index here, actual * key is set below if needed. */ ret = mgt_set_request(priv, DOT11_OID_DEFKEYID, 0, &idx); set_key = ext->key_len > 0 ? 1 : 0; } if (set_key) { struct obj_key key = { DOT11_PRIV_WEP, 0, "" }; switch (alg) { case IW_ENCODE_ALG_NONE: break; case IW_ENCODE_ALG_WEP: if (ext->key_len > KEY_SIZE_WEP104) { ret = -EINVAL; goto out; } if (ext->key_len > KEY_SIZE_WEP40) key.length = KEY_SIZE_WEP104; else key.length = KEY_SIZE_WEP40; break; case IW_ENCODE_ALG_TKIP: if (ext->key_len > KEY_SIZE_TKIP) { ret = -EINVAL; goto out; } key.type = DOT11_PRIV_TKIP; key.length = KEY_SIZE_TKIP; default: return -EINVAL; } if (key.length) { memset(key.key, 0, sizeof(key.key)); memcpy(key.key, ext->key, ext->key_len); ret = mgt_set_request(priv, DOT11_OID_DEFKEYX, idx, &key); if (ret < 0) goto out; } } /* Read the flags */ if (encoding->flags & IW_ENCODE_DISABLED) { /* Encoding disabled, * authen = DOT11_AUTH_OS; * invoke = 0; * exunencrypt = 0; */ } if (encoding->flags & IW_ENCODE_OPEN) { /* Encode but accept non-encoded packets. No auth */ invoke = 1; } if (encoding->flags & IW_ENCODE_RESTRICTED) { /* Refuse non-encoded packets. Auth */ authen = DOT11_AUTH_BOTH; invoke = 1; exunencrypt = 1; } /* do the change if requested */ if (encoding->flags & IW_ENCODE_MODE) { ret = mgt_set_request(priv, DOT11_OID_AUTHENABLE, 0, &authen); ret = mgt_set_request(priv, DOT11_OID_PRIVACYINVOKED, 0, &invoke); ret = mgt_set_request(priv, DOT11_OID_EXUNENCRYPTED, 0, &exunencrypt); } out: return ret; } static int prism54_get_encodeext(struct net_device *ndev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra) { islpci_private *priv = netdev_priv(ndev); struct iw_point *encoding = &wrqu->encoding; struct iw_encode_ext *ext = (struct iw_encode_ext *)extra; int idx, max_key_len; union oid_res_t r; int authen = DOT11_AUTH_OS, invoke = 0, exunencrypt = 0, wpa = 0; int ret = 0; if (islpci_get_state(priv) < PRV_STATE_INIT) return 0; /* first get the flags */ ret = mgt_get_request(priv, DOT11_OID_AUTHENABLE, 0, NULL, &r); authen = r.u; ret = mgt_get_request(priv, DOT11_OID_PRIVACYINVOKED, 0, NULL, &r); invoke = r.u; ret = mgt_get_request(priv, DOT11_OID_EXUNENCRYPTED, 0, NULL, &r); exunencrypt = r.u; if (ret < 0) goto out; max_key_len = encoding->length - sizeof(*ext); if (max_key_len < 0) return -EINVAL; idx = (encoding->flags & IW_ENCODE_INDEX) - 1; if (idx) { if (idx < 0 || idx > 3) return -EINVAL; } else { ret = mgt_get_request(priv, DOT11_OID_DEFKEYID, 0, NULL, &r); if (ret < 0) goto out; idx = r.u; } encoding->flags = idx + 1; memset(ext, 0, sizeof(*ext)); switch (authen) { case DOT11_AUTH_BOTH: case DOT11_AUTH_SK: wrqu->encoding.flags |= IW_ENCODE_RESTRICTED; case DOT11_AUTH_OS: default: wrqu->encoding.flags |= IW_ENCODE_OPEN; break; } down_write(&priv->mib_sem); wpa = priv->wpa; up_write(&priv->mib_sem); if (authen == DOT11_AUTH_OS && !exunencrypt && !invoke && !wpa) { /* No encryption */ ext->alg = IW_ENCODE_ALG_NONE; ext->key_len = 0; wrqu->encoding.flags |= IW_ENCODE_DISABLED; } else { struct obj_key *key; ret = mgt_get_request(priv, DOT11_OID_DEFKEYX, idx, NULL, &r); if (ret < 0) goto out; key = r.ptr; if (max_key_len < key->length) { ret = -E2BIG; goto out; } memcpy(ext->key, key->key, key->length); ext->key_len = key->length; switch (key->type) { case DOT11_PRIV_TKIP: ext->alg = IW_ENCODE_ALG_TKIP; break; default: case DOT11_PRIV_WEP: ext->alg = IW_ENCODE_ALG_WEP; break; } wrqu->encoding.flags |= IW_ENCODE_ENABLED; } out: return ret; } static int prism54_reset(struct net_device *ndev, struct iw_request_info *info, __u32 * uwrq, char *extra) { islpci_reset(netdev_priv(ndev), 0); return 0; } static int prism54_get_oid(struct net_device *ndev, struct iw_request_info *info, struct iw_point *dwrq, char *extra) { union oid_res_t r; int rvalue; enum oid_num_t n = dwrq->flags; rvalue = mgt_get_request((islpci_private *) ndev->priv, n, 0, NULL, &r); dwrq->length = mgt_response_to_str(n, &r, extra); if ((isl_oid[n].flags & OID_FLAG_TYPE) != OID_TYPE_U32) kfree(r.ptr); return rvalue; } static int prism54_set_u32(struct net_device *ndev, struct iw_request_info *info, __u32 * uwrq, char *extra) { u32 oid = uwrq[0], u = uwrq[1]; return mgt_set_request((islpci_private *) ndev->priv, oid, 0, &u); } static int prism54_set_raw(struct net_device *ndev, struct iw_request_info *info, struct iw_point *dwrq, char *extra) { u32 oid = dwrq->flags; return mgt_set_request((islpci_private *) ndev->priv, oid, 0, extra); } void prism54_acl_init(struct islpci_acl *acl) { sema_init(&acl->sem, 1); INIT_LIST_HEAD(&acl->mac_list); acl->size = 0; acl->policy = MAC_POLICY_OPEN; } static void prism54_clear_mac(struct islpci_acl *acl) { struct list_head *ptr, *next; struct mac_entry *entry; if (down_interruptible(&acl->sem)) return; if (acl->size == 0) { up(&acl->sem); return; } for (ptr = acl->mac_list.next, next = ptr->next; ptr != &acl->mac_list; ptr = next, next = ptr->next) { entry = list_entry(ptr, struct mac_entry, _list); list_del(ptr); kfree(entry); } acl->size = 0; up(&acl->sem); } void prism54_acl_clean(struct islpci_acl *acl) { prism54_clear_mac(acl); } static int prism54_add_mac(struct net_device *ndev, struct iw_request_info *info, struct sockaddr *awrq, char *extra) { islpci_private *priv = netdev_priv(ndev); struct islpci_acl *acl = &priv->acl; struct mac_entry *entry; struct sockaddr *addr = (struct sockaddr *) extra; if (addr->sa_family != ARPHRD_ETHER) return -EOPNOTSUPP; entry = kmalloc(sizeof (struct mac_entry), GFP_KERNEL); if (entry == NULL) return -ENOMEM; memcpy(entry->addr, addr->sa_data, ETH_ALEN); if (down_interruptible(&acl->sem)) { kfree(entry); return -ERESTARTSYS; } list_add_tail(&entry->_list, &acl->mac_list); acl->size++; up(&acl->sem); return 0; } static int prism54_del_mac(struct net_device *ndev, struct iw_request_info *info, struct sockaddr *awrq, char *extra) { islpci_private *priv = netdev_priv(ndev); struct islpci_acl *acl = &priv->acl; struct mac_entry *entry; struct list_head *ptr; struct sockaddr *addr = (struct sockaddr *) extra; if (addr->sa_family != ARPHRD_ETHER) return -EOPNOTSUPP; if (down_interruptible(&acl->sem)) return -ERESTARTSYS; for (ptr = acl->mac_list.next; ptr != &acl->mac_list; ptr = ptr->next) { entry = list_entry(ptr, struct mac_entry, _list); if (memcmp(entry->addr, addr->sa_data, ETH_ALEN) == 0) { list_del(ptr); acl->size--; kfree(entry); up(&acl->sem); return 0; } } up(&acl->sem); return -EINVAL; } static int prism54_get_mac(struct net_device *ndev, struct iw_request_info *info, struct iw_point *dwrq, char *extra) { islpci_private *priv = netdev_priv(ndev); struct islpci_acl *acl = &priv->acl; struct mac_entry *entry; struct list_head *ptr; struct sockaddr *dst = (struct sockaddr *) extra; dwrq->length = 0; if (down_interruptible(&acl->sem)) return -ERESTARTSYS; for (ptr = acl->mac_list.next; ptr != &acl->mac_list; ptr = ptr->next) { entry = list_entry(ptr, struct mac_entry, _list); memcpy(dst->sa_data, entry->addr, ETH_ALEN); dst->sa_family = ARPHRD_ETHER; dwrq->length++; dst++; } up(&acl->sem); return 0; } /* Setting policy also clears the MAC acl, even if we don't change the defaut * policy */ static int prism54_set_policy(struct net_device *ndev, struct iw_request_info *info, __u32 * uwrq, char *extra) { islpci_private *priv = netdev_priv(ndev); struct islpci_acl *acl = &priv->acl; u32 mlmeautolevel; prism54_clear_mac(acl); if ((*uwrq < MAC_POLICY_OPEN) || (*uwrq > MAC_POLICY_REJECT)) return -EINVAL; down_write(&priv->mib_sem); acl->policy = *uwrq; /* the ACL code needs an intermediate mlmeautolevel */ if ((priv->iw_mode == IW_MODE_MASTER) && (acl->policy != MAC_POLICY_OPEN)) mlmeautolevel = DOT11_MLME_INTERMEDIATE; else mlmeautolevel = CARD_DEFAULT_MLME_MODE; if (priv->wpa) mlmeautolevel = DOT11_MLME_EXTENDED; mgt_set(priv, DOT11_OID_MLMEAUTOLEVEL, &mlmeautolevel); /* restart the card with our new policy */ if (mgt_commit(priv)) { up_write(&priv->mib_sem); return -EIO; } up_write(&priv->mib_sem); return 0; } static int prism54_get_policy(struct net_device *ndev, struct iw_request_info *info, __u32 * uwrq, char *extra) { islpci_private *priv = netdev_priv(ndev); struct islpci_acl *acl = &priv->acl; *uwrq = acl->policy; return 0; } /* Return 1 only if client should be accepted. */ static int prism54_mac_accept(struct islpci_acl *acl, char *mac) { struct list_head *ptr; struct mac_entry *entry; int res = 0; if (down_interruptible(&acl->sem)) return -ERESTARTSYS; if (acl->policy == MAC_POLICY_OPEN) { up(&acl->sem); return 1; } for (ptr = acl->mac_list.next; ptr != &acl->mac_list; ptr = ptr->next) { entry = list_entry(ptr, struct mac_entry, _list); if (memcmp(entry->addr, mac, ETH_ALEN) == 0) { res = 1; break; } } res = (acl->policy == MAC_POLICY_ACCEPT) ? !res : res; up(&acl->sem); return res; } static int prism54_kick_all(struct net_device *ndev, struct iw_request_info *info, struct iw_point *dwrq, char *extra) { struct obj_mlme *mlme; int rvalue; mlme = kmalloc(sizeof (struct obj_mlme), GFP_KERNEL); if (mlme == NULL) return -ENOMEM; /* Tell the card to kick every client */ mlme->id = 0; rvalue = mgt_set_request(netdev_priv(ndev), DOT11_OID_DISASSOCIATE, 0, mlme); kfree(mlme); return rvalue; } static int prism54_kick_mac(struct net_device *ndev, struct iw_request_info *info, struct sockaddr *awrq, char *extra) { struct obj_mlme *mlme; struct sockaddr *addr = (struct sockaddr *) extra; int rvalue; if (addr->sa_family != ARPHRD_ETHER) return -EOPNOTSUPP; mlme = kmalloc(sizeof (struct obj_mlme), GFP_KERNEL); if (mlme == NULL) return -ENOMEM; /* Tell the card to only kick the corresponding bastard */ memcpy(mlme->address, addr->sa_data, ETH_ALEN); mlme->id = -1; rvalue = mgt_set_request(netdev_priv(ndev), DOT11_OID_DISASSOCIATE, 0, mlme); kfree(mlme); return rvalue; } /* Translate a TRAP oid into a wireless event. Called in islpci_mgt_receive. */ static void format_event(islpci_private *priv, char *dest, const char *str, const struct obj_mlme *mlme, u16 *length, int error) { const u8 *a = mlme->address; int n = snprintf(dest, IW_CUSTOM_MAX, "%s %s %2.2X:%2.2X:%2.2X:%2.2X:%2.2X:%2.2X %s (%2.2X)", str, ((priv->iw_mode == IW_MODE_MASTER) ? "from" : "to"), a[0], a[1], a[2], a[3], a[4], a[5], (error ? (mlme->code ? " : REJECTED " : " : ACCEPTED ") : ""), mlme->code); BUG_ON(n > IW_CUSTOM_MAX); *length = n; } static void send_formatted_event(islpci_private *priv, const char *str, const struct obj_mlme *mlme, int error) { union iwreq_data wrqu; char *memptr; memptr = kmalloc(IW_CUSTOM_MAX, GFP_KERNEL); if (!memptr) return; wrqu.data.pointer = memptr; wrqu.data.length = 0; format_event(priv, memptr, str, mlme, &wrqu.data.length, error); wireless_send_event(priv->ndev, IWEVCUSTOM, &wrqu, memptr); kfree(memptr); } static void send_simple_event(islpci_private *priv, const char *str) { union iwreq_data wrqu; char *memptr; int n = strlen(str); memptr = kmalloc(IW_CUSTOM_MAX, GFP_KERNEL); if (!memptr) return; BUG_ON(n > IW_CUSTOM_MAX); wrqu.data.pointer = memptr; wrqu.data.length = n; strcpy(memptr, str); wireless_send_event(priv->ndev, IWEVCUSTOM, &wrqu, memptr); kfree(memptr); } static void link_changed(struct net_device *ndev, u32 bitrate) { islpci_private *priv = netdev_priv(ndev); if (bitrate) { if (priv->iw_mode == IW_MODE_INFRA) { union iwreq_data uwrq; prism54_get_wap(ndev, NULL, (struct sockaddr *) &uwrq, NULL); wireless_send_event(ndev, SIOCGIWAP, &uwrq, NULL); } else send_simple_event(netdev_priv(ndev), "Link established"); } else send_simple_event(netdev_priv(ndev), "Link lost"); } /* Beacon/ProbeResp payload header */ struct ieee80211_beacon_phdr { u8 timestamp[8]; u16 beacon_int; u16 capab_info; } __attribute__ ((packed)); #define WLAN_EID_GENERIC 0xdd static u8 wpa_oid[4] = { 0x00, 0x50, 0xf2, 1 }; #define MAC2STR(a) (a)[0], (a)[1], (a)[2], (a)[3], (a)[4], (a)[5] #define MACSTR "%02x:%02x:%02x:%02x:%02x:%02x" static void prism54_wpa_bss_ie_add(islpci_private *priv, u8 *bssid, u8 *wpa_ie, size_t wpa_ie_len) { struct list_head *ptr; struct islpci_bss_wpa_ie *bss = NULL; if (wpa_ie_len > MAX_WPA_IE_LEN) wpa_ie_len = MAX_WPA_IE_LEN; if (down_interruptible(&priv->wpa_sem)) return; /* try to use existing entry */ list_for_each(ptr, &priv->bss_wpa_list) { bss = list_entry(ptr, struct islpci_bss_wpa_ie, list); if (memcmp(bss->bssid, bssid, ETH_ALEN) == 0) { list_move(&bss->list, &priv->bss_wpa_list); break; } bss = NULL; } if (bss == NULL) { /* add a new BSS entry; if max number of entries is already * reached, replace the least recently updated */ if (priv->num_bss_wpa >= MAX_BSS_WPA_IE_COUNT) { bss = list_entry(priv->bss_wpa_list.prev, struct islpci_bss_wpa_ie, list); list_del(&bss->list); } else { bss = kmalloc(sizeof (*bss), GFP_ATOMIC); if (bss != NULL) { priv->num_bss_wpa++; memset(bss, 0, sizeof (*bss)); } } if (bss != NULL) { memcpy(bss->bssid, bssid, ETH_ALEN); list_add(&bss->list, &priv->bss_wpa_list); } } if (bss != NULL) { memcpy(bss->wpa_ie, wpa_ie, wpa_ie_len); bss->wpa_ie_len = wpa_ie_len; bss->last_update = jiffies; } else { printk(KERN_DEBUG "Failed to add BSS WPA entry for " MACSTR "\n", MAC2STR(bssid)); } /* expire old entries from WPA list */ while (priv->num_bss_wpa > 0) { bss = list_entry(priv->bss_wpa_list.prev, struct islpci_bss_wpa_ie, list); if (!time_after(jiffies, bss->last_update + 60 * HZ)) break; list_del(&bss->list); priv->num_bss_wpa--; kfree(bss); } up(&priv->wpa_sem); } static size_t prism54_wpa_bss_ie_get(islpci_private *priv, u8 *bssid, u8 *wpa_ie) { struct list_head *ptr; struct islpci_bss_wpa_ie *bss = NULL; size_t len = 0; if (down_interruptible(&priv->wpa_sem)) return 0; list_for_each(ptr, &priv->bss_wpa_list) { bss = list_entry(ptr, struct islpci_bss_wpa_ie, list); if (memcmp(bss->bssid, bssid, ETH_ALEN) == 0) break; bss = NULL; } if (bss) { len = bss->wpa_ie_len; memcpy(wpa_ie, bss->wpa_ie, len); } up(&priv->wpa_sem); return len; } void prism54_wpa_bss_ie_init(islpci_private *priv) { INIT_LIST_HEAD(&priv->bss_wpa_list); sema_init(&priv->wpa_sem, 1); } void prism54_wpa_bss_ie_clean(islpci_private *priv) { struct list_head *ptr, *n; list_for_each_safe(ptr, n, &priv->bss_wpa_list) { struct islpci_bss_wpa_ie *bss; bss = list_entry(ptr, struct islpci_bss_wpa_ie, list); kfree(bss); } } static void prism54_process_bss_data(islpci_private *priv, u32 oid, u8 *addr, u8 *payload, size_t len) { struct ieee80211_beacon_phdr *hdr; u8 *pos, *end; if (!priv->wpa) return; hdr = (struct ieee80211_beacon_phdr *) payload; pos = (u8 *) (hdr + 1); end = payload + len; while (pos < end) { if (pos + 2 + pos[1] > end) { printk(KERN_DEBUG "Parsing Beacon/ProbeResp failed " "for " MACSTR "\n", MAC2STR(addr)); return; } if (pos[0] == WLAN_EID_GENERIC && pos[1] >= 4 && memcmp(pos + 2, wpa_oid, 4) == 0) { prism54_wpa_bss_ie_add(priv, addr, pos, pos[1] + 2); return; } pos += 2 + pos[1]; } } static void handle_request(islpci_private *priv, struct obj_mlme *mlme, enum oid_num_t oid) { if (((mlme->state == DOT11_STATE_AUTHING) || (mlme->state == DOT11_STATE_ASSOCING)) && mgt_mlme_answer(priv)) { /* Someone is requesting auth and we must respond. Just send back * the trap with error code set accordingly. */ mlme->code = prism54_mac_accept(&priv->acl, mlme->address) ? 0 : 1; mgt_set_request(priv, oid, 0, mlme); } } static int prism54_process_trap_helper(islpci_private *priv, enum oid_num_t oid, char *data) { struct obj_mlme *mlme = (struct obj_mlme *) data; struct obj_mlmeex *mlmeex = (struct obj_mlmeex *) data; struct obj_mlmeex *confirm; u8 wpa_ie[MAX_WPA_IE_LEN]; int wpa_ie_len; size_t len = 0; /* u16, better? */ u8 *payload = NULL, *pos = NULL; int ret; /* I think all trapable objects are listed here. * Some oids have a EX version. The difference is that they are emitted * in DOT11_MLME_EXTENDED mode (set with DOT11_OID_MLMEAUTOLEVEL) * with more info. * The few events already defined by the wireless tools are not really * suited. We use the more flexible custom event facility. */ if (oid >= DOT11_OID_BEACON) { len = mlmeex->size; payload = pos = mlmeex->data; } /* I fear prism54_process_bss_data won't work with big endian data */ if ((oid == DOT11_OID_BEACON) || (oid == DOT11_OID_PROBE)) prism54_process_bss_data(priv, oid, mlmeex->address, payload, len); mgt_le_to_cpu(isl_oid[oid].flags & OID_FLAG_TYPE, (void *) mlme); switch (oid) { case GEN_OID_LINKSTATE: link_changed(priv->ndev, (u32) *data); break; case DOT11_OID_MICFAILURE: send_simple_event(priv, "Mic failure"); break; case DOT11_OID_DEAUTHENTICATE: send_formatted_event(priv, "DeAuthenticate request", mlme, 0); break; case DOT11_OID_AUTHENTICATE: handle_request(priv, mlme, oid); send_formatted_event(priv, "Authenticate request", mlme, 1); break; case DOT11_OID_DISASSOCIATE: send_formatted_event(priv, "Disassociate request", mlme, 0); break; case DOT11_OID_ASSOCIATE: handle_request(priv, mlme, oid); send_formatted_event(priv, "Associate request", mlme, 1); break; case DOT11_OID_REASSOCIATE: handle_request(priv, mlme, oid); send_formatted_event(priv, "ReAssociate request", mlme, 1); break; case DOT11_OID_BEACON: send_formatted_event(priv, "Received a beacon from an unkown AP", mlme, 0); break; case DOT11_OID_PROBE: /* we received a probe from a client. */ send_formatted_event(priv, "Received a probe from client", mlme, 0); break; /* Note : "mlme" is actually a "struct obj_mlmeex *" here, but this * is backward compatible layout-wise with "struct obj_mlme". */ case DOT11_OID_DEAUTHENTICATEEX: send_formatted_event(priv, "DeAuthenticate request", mlme, 0); break; case DOT11_OID_AUTHENTICATEEX: handle_request(priv, mlme, oid); send_formatted_event(priv, "Authenticate request (ex)", mlme, 1); if (priv->iw_mode != IW_MODE_MASTER && mlmeex->state != DOT11_STATE_AUTHING) break; confirm = kmalloc(sizeof(struct obj_mlmeex) + 6, GFP_ATOMIC); if (!confirm) break; memcpy(&confirm->address, mlmeex->address, ETH_ALEN); printk(KERN_DEBUG "Authenticate from: address:\t%02x:%02x:%02x:%02x:%02x:%02x\n", mlmeex->address[0], mlmeex->address[1], mlmeex->address[2], mlmeex->address[3], mlmeex->address[4], mlmeex->address[5] ); confirm->id = -1; /* or mlmeex->id ? */ confirm->state = 0; /* not used */ confirm->code = 0; confirm->size = 6; confirm->data[0] = 0x00; confirm->data[1] = 0x00; confirm->data[2] = 0x02; confirm->data[3] = 0x00; confirm->data[4] = 0x00; confirm->data[5] = 0x00; ret = mgt_set_varlen(priv, DOT11_OID_ASSOCIATEEX, confirm, 6); kfree(confirm); if (ret) return ret; break; case DOT11_OID_DISASSOCIATEEX: send_formatted_event(priv, "Disassociate request (ex)", mlme, 0); break; case DOT11_OID_ASSOCIATEEX: handle_request(priv, mlme, oid); send_formatted_event(priv, "Associate request (ex)", mlme, 1); if (priv->iw_mode != IW_MODE_MASTER && mlmeex->state != DOT11_STATE_ASSOCING) break; confirm = kmalloc(sizeof(struct obj_mlmeex), GFP_ATOMIC); if (!confirm) break; memcpy(&confirm->address, mlmeex->address, ETH_ALEN); confirm->id = ((struct obj_mlmeex *)mlme)->id; confirm->state = 0; /* not used */ confirm->code = 0; wpa_ie_len = prism54_wpa_bss_ie_get(priv, mlmeex->address, wpa_ie); if (!wpa_ie_len) { printk(KERN_DEBUG "No WPA IE found from " "address:\t%02x:%02x:%02x:%02x:%02x:%02x\n", mlmeex->address[0], mlmeex->address[1], mlmeex->address[2], mlmeex->address[3], mlmeex->address[4], mlmeex->address[5] ); kfree(confirm); break; } confirm->size = wpa_ie_len; memcpy(&confirm->data, wpa_ie, wpa_ie_len); mgt_set_varlen(priv, oid, confirm, wpa_ie_len); kfree(confirm); break; case DOT11_OID_REASSOCIATEEX: handle_request(priv, mlme, oid); send_formatted_event(priv, "Reassociate request (ex)", mlme, 1); if (priv->iw_mode != IW_MODE_MASTER && mlmeex->state != DOT11_STATE_ASSOCING) break; confirm = kmalloc(sizeof(struct obj_mlmeex), GFP_ATOMIC); if (!confirm) break; memcpy(&confirm->address, mlmeex->address, ETH_ALEN); confirm->id = mlmeex->id; confirm->state = 0; /* not used */ confirm->code = 0; wpa_ie_len = prism54_wpa_bss_ie_get(priv, mlmeex->address, wpa_ie); if (!wpa_ie_len) { printk(KERN_DEBUG "No WPA IE found from " "address:\t%02x:%02x:%02x:%02x:%02x:%02x\n", mlmeex->address[0], mlmeex->address[1], mlmeex->address[2], mlmeex->address[3], mlmeex->address[4], mlmeex->address[5] ); kfree(confirm); break; } confirm->size = wpa_ie_len; memcpy(&confirm->data, wpa_ie, wpa_ie_len); mgt_set_varlen(priv, oid, confirm, wpa_ie_len); kfree(confirm); break; default: return -EINVAL; } return 0; } /* * Process a device trap. This is called via schedule_work(), outside of * interrupt context, no locks held. */ void prism54_process_trap(struct work_struct *work) { struct islpci_mgmtframe *frame = container_of(work, struct islpci_mgmtframe, ws); struct net_device *ndev = frame->ndev; enum oid_num_t n = mgt_oidtonum(frame->header->oid); if (n != OID_NUM_LAST) prism54_process_trap_helper(netdev_priv(ndev), n, frame->data); islpci_mgt_release(frame); } int prism54_set_mac_address(struct net_device *ndev, void *addr) { islpci_private *priv = netdev_priv(ndev); int ret; if (ndev->addr_len != 6) return -EINVAL; ret = mgt_set_request(priv, GEN_OID_MACADDRESS, 0, &((struct sockaddr *) addr)->sa_data); if (!ret) memcpy(priv->ndev->dev_addr, &((struct sockaddr *) addr)->sa_data, 6); return ret; } /* Note: currently, use hostapd ioctl from the Host AP driver for WPA * support. This is to be replaced with Linux wireless extensions once they * get WPA support. */ /* Note II: please leave all this together as it will be easier to remove later, * once wireless extensions add WPA support -mcgrof */ /* PRISM54_HOSTAPD ioctl() cmd: */ enum { PRISM2_SET_ENCRYPTION = 6, PRISM2_HOSTAPD_SET_GENERIC_ELEMENT = 12, PRISM2_HOSTAPD_MLME = 13, PRISM2_HOSTAPD_SCAN_REQ = 14, }; #define PRISM54_SET_WPA SIOCIWFIRSTPRIV+12 #define PRISM54_HOSTAPD SIOCIWFIRSTPRIV+25 #define PRISM54_DROP_UNENCRYPTED SIOCIWFIRSTPRIV+26 #define PRISM2_HOSTAPD_MAX_BUF_SIZE 1024 #define PRISM2_HOSTAPD_GENERIC_ELEMENT_HDR_LEN \ ((int) (&((struct prism2_hostapd_param *) 0)->u.generic_elem.data)) /* Maximum length for algorithm names (-1 for nul termination) * used in ioctl() */ #define HOSTAP_CRYPT_ALG_NAME_LEN 16 struct prism2_hostapd_param { u32 cmd; u8 sta_addr[ETH_ALEN]; union { struct { u8 alg[HOSTAP_CRYPT_ALG_NAME_LEN]; u32 flags; u32 err; u8 idx; u8 seq[8]; /* sequence counter (set: RX, get: TX) */ u16 key_len; u8 key[0]; } crypt; struct { u8 len; u8 data[0]; } generic_elem; struct { #define MLME_STA_DEAUTH 0 #define MLME_STA_DISASSOC 1 u16 cmd; u16 reason_code; } mlme; struct { u8 ssid_len; u8 ssid[32]; } scan_req; } u; }; static int prism2_ioctl_set_encryption(struct net_device *dev, struct prism2_hostapd_param *param, int param_len) { islpci_private *priv = netdev_priv(dev); int rvalue = 0, force = 0; int authen = DOT11_AUTH_OS, invoke = 0, exunencrypt = 0; union oid_res_t r; /* with the new API, it's impossible to get a NULL pointer. * New version of iwconfig set the IW_ENCODE_NOKEY flag * when no key is given, but older versions don't. */ if (param->u.crypt.key_len > 0) { /* we have a key to set */ int index = param->u.crypt.idx; int current_index; struct obj_key key = { DOT11_PRIV_TKIP, 0, "" }; /* get the current key index */ rvalue = mgt_get_request(priv, DOT11_OID_DEFKEYID, 0, NULL, &r); current_index = r.u; /* Verify that the key is not marked as invalid */ if (!(param->u.crypt.flags & IW_ENCODE_NOKEY)) { key.length = param->u.crypt.key_len > sizeof (param->u.crypt.key) ? sizeof (param->u.crypt.key) : param->u.crypt.key_len; memcpy(key.key, param->u.crypt.key, key.length); if (key.length == 32) /* we want WPA-PSK */ key.type = DOT11_PRIV_TKIP; if ((index < 0) || (index > 3)) /* no index provided use the current one */ index = current_index; /* now send the key to the card */ rvalue |= mgt_set_request(priv, DOT11_OID_DEFKEYX, index, &key); } /* * If a valid key is set, encryption should be enabled * (user may turn it off later). * This is also how "iwconfig ethX key on" works */ if ((index == current_index) && (key.length > 0)) force = 1; } else { int index = (param->u.crypt.flags & IW_ENCODE_INDEX) - 1; if ((index >= 0) && (index <= 3)) { /* we want to set the key index */ rvalue |= mgt_set_request(priv, DOT11_OID_DEFKEYID, 0, &index); } else { if (!param->u.crypt.flags & IW_ENCODE_MODE) { /* we cannot do anything. Complain. */ return -EINVAL; } } } /* now read the flags */ if (param->u.crypt.flags & IW_ENCODE_DISABLED) { /* Encoding disabled, * authen = DOT11_AUTH_OS; * invoke = 0; * exunencrypt = 0; */ } if (param->u.crypt.flags & IW_ENCODE_OPEN) /* Encode but accept non-encoded packets. No auth */ invoke = 1; if ((param->u.crypt.flags & IW_ENCODE_RESTRICTED) || force) { /* Refuse non-encoded packets. Auth */ authen = DOT11_AUTH_BOTH; invoke = 1; exunencrypt = 1; } /* do the change if requested */ if ((param->u.crypt.flags & IW_ENCODE_MODE) || force) { rvalue |= mgt_set_request(priv, DOT11_OID_AUTHENABLE, 0, &authen); rvalue |= mgt_set_request(priv, DOT11_OID_PRIVACYINVOKED, 0, &invoke); rvalue |= mgt_set_request(priv, DOT11_OID_EXUNENCRYPTED, 0, &exunencrypt); } return rvalue; } static int prism2_ioctl_set_generic_element(struct net_device *ndev, struct prism2_hostapd_param *param, int param_len) { islpci_private *priv = netdev_priv(ndev); int max_len, len, alen, ret=0; struct obj_attachment *attach; len = param->u.generic_elem.len; max_len = param_len - PRISM2_HOSTAPD_GENERIC_ELEMENT_HDR_LEN; if (max_len < 0 || max_len < len) return -EINVAL; alen = sizeof(*attach) + len; attach = kmalloc(alen, GFP_KERNEL); if (attach == NULL) return -ENOMEM; memset(attach, 0, alen); #define WLAN_FC_TYPE_MGMT 0 #define WLAN_FC_STYPE_ASSOC_REQ 0 #define WLAN_FC_STYPE_REASSOC_REQ 2 /* Note: endianness is covered by mgt_set_varlen */ attach->type = (WLAN_FC_TYPE_MGMT << 2) | (WLAN_FC_STYPE_ASSOC_REQ << 4); attach->id = -1; attach->size = len; memcpy(attach->data, param->u.generic_elem.data, len); ret = mgt_set_varlen(priv, DOT11_OID_ATTACHMENT, attach, len); if (ret == 0) { attach->type = (WLAN_FC_TYPE_MGMT << 2) | (WLAN_FC_STYPE_REASSOC_REQ << 4); ret = mgt_set_varlen(priv, DOT11_OID_ATTACHMENT, attach, len); if (ret == 0) printk(KERN_DEBUG "%s: WPA IE Attachment was set\n", ndev->name); } kfree(attach); return ret; } static int prism2_ioctl_mlme(struct net_device *dev, struct prism2_hostapd_param *param) { return -EOPNOTSUPP; } static int prism2_ioctl_scan_req(struct net_device *ndev, struct prism2_hostapd_param *param) { islpci_private *priv = netdev_priv(ndev); int i, rvalue; struct obj_bsslist *bsslist; u32 noise = 0; char *extra = ""; char *current_ev = "foo"; union oid_res_t r; if (islpci_get_state(priv) < PRV_STATE_INIT) { /* device is not ready, fail gently */ return 0; } /* first get the noise value. We will use it to report the link quality */ rvalue = mgt_get_request(priv, DOT11_OID_NOISEFLOOR, 0, NULL, &r); noise = r.u; /* Ask the device for a list of known bss. We can report at most * IW_MAX_AP=64 to the range struct. But the device won't repport anything * if you change the value of IWMAX_BSS=24. */ rvalue |= mgt_get_request(priv, DOT11_OID_BSSLIST, 0, NULL, &r); bsslist = r.ptr; /* ok now, scan the list and translate its info */ for (i = 0; i < min(IW_MAX_AP, (int) bsslist->nr); i++) current_ev = prism54_translate_bss(ndev, current_ev, extra + IW_SCAN_MAX_DATA, &(bsslist->bsslist[i]), noise); kfree(bsslist); return rvalue; } static int prism54_hostapd(struct net_device *ndev, struct iw_point *p) { struct prism2_hostapd_param *param; int ret = 0; u32 uwrq; printk(KERN_DEBUG "prism54_hostapd - len=%d\n", p->length); if (p->length < sizeof(struct prism2_hostapd_param) || p->length > PRISM2_HOSTAPD_MAX_BUF_SIZE || !p->pointer) return -EINVAL; param = (struct prism2_hostapd_param *) kmalloc(p->length, GFP_KERNEL); if (param == NULL) return -ENOMEM; if (copy_from_user(param, p->pointer, p->length)) { kfree(param); return -EFAULT; } switch (param->cmd) { case PRISM2_SET_ENCRYPTION: printk(KERN_DEBUG "%s: Caught WPA supplicant set encryption request\n", ndev->name); ret = prism2_ioctl_set_encryption(ndev, param, p->length); break; case PRISM2_HOSTAPD_SET_GENERIC_ELEMENT: printk(KERN_DEBUG "%s: Caught WPA supplicant set WPA IE request\n", ndev->name); ret = prism2_ioctl_set_generic_element(ndev, param, p->length); break; case PRISM2_HOSTAPD_MLME: printk(KERN_DEBUG "%s: Caught WPA supplicant MLME request\n", ndev->name); ret = prism2_ioctl_mlme(ndev, param); break; case PRISM2_HOSTAPD_SCAN_REQ: printk(KERN_DEBUG "%s: Caught WPA supplicant scan request\n", ndev->name); ret = prism2_ioctl_scan_req(ndev, param); break; case PRISM54_SET_WPA: printk(KERN_DEBUG "%s: Caught WPA supplicant wpa init request\n", ndev->name); uwrq = 1; ret = prism54_set_wpa(ndev, NULL, &uwrq, NULL); break; case PRISM54_DROP_UNENCRYPTED: printk(KERN_DEBUG "%s: Caught WPA drop unencrypted request\n", ndev->name); #if 0 uwrq = 0x01; mgt_set(priv, DOT11_OID_EXUNENCRYPTED, &uwrq); down_write(&priv->mib_sem); mgt_commit(priv); up_write(&priv->mib_sem); #endif /* Not necessary, as set_wpa does it, should we just do it here though? */ ret = 0; break; default: printk(KERN_DEBUG "%s: Caught a WPA supplicant request that is not supported\n", ndev->name); ret = -EOPNOTSUPP; break; } if (ret == 0 && copy_to_user(p->pointer, param, p->length)) ret = -EFAULT; kfree(param); return ret; } static int prism54_set_wpa(struct net_device *ndev, struct iw_request_info *info, __u32 * uwrq, char *extra) { islpci_private *priv = netdev_priv(ndev); u32 mlme, authen, dot1x, filter, wep; if (islpci_get_state(priv) < PRV_STATE_INIT) return 0; wep = 1; /* For privacy invoked */ filter = 1; /* Filter out all unencrypted frames */ dot1x = 0x01; /* To enable eap filter */ mlme = DOT11_MLME_EXTENDED; authen = DOT11_AUTH_OS; /* Only WEP uses _SK and _BOTH */ down_write(&priv->mib_sem); priv->wpa = *uwrq; switch (priv->wpa) { default: case 0: /* Clears/disables WPA and friends */ wep = 0; filter = 0; /* Do not filter un-encrypted data */ dot1x = 0; mlme = DOT11_MLME_AUTO; printk("%s: Disabling WPA\n", ndev->name); break; case 2: case 1: /* WPA */ printk("%s: Enabling WPA\n", ndev->name); break; } up_write(&priv->mib_sem); mgt_set_request(priv, DOT11_OID_AUTHENABLE, 0, &authen); mgt_set_request(priv, DOT11_OID_PRIVACYINVOKED, 0, &wep); mgt_set_request(priv, DOT11_OID_EXUNENCRYPTED, 0, &filter); mgt_set_request(priv, DOT11_OID_DOT1XENABLE, 0, &dot1x); mgt_set_request(priv, DOT11_OID_MLMEAUTOLEVEL, 0, &mlme); return 0; } static int prism54_get_wpa(struct net_device *ndev, struct iw_request_info *info, __u32 * uwrq, char *extra) { islpci_private *priv = netdev_priv(ndev); *uwrq = priv->wpa; return 0; } static int prism54_set_prismhdr(struct net_device *ndev, struct iw_request_info *info, __u32 * uwrq, char *extra) { islpci_private *priv = netdev_priv(ndev); priv->monitor_type = (*uwrq ? ARPHRD_IEEE80211_PRISM : ARPHRD_IEEE80211); if (priv->iw_mode == IW_MODE_MONITOR) priv->ndev->type = priv->monitor_type; return 0; } static int prism54_get_prismhdr(struct net_device *ndev, struct iw_request_info *info, __u32 * uwrq, char *extra) { islpci_private *priv = netdev_priv(ndev); *uwrq = (priv->monitor_type == ARPHRD_IEEE80211_PRISM); return 0; } static int prism54_debug_oid(struct net_device *ndev, struct iw_request_info *info, __u32 * uwrq, char *extra) { islpci_private *priv = netdev_priv(ndev); priv->priv_oid = *uwrq; printk("%s: oid 0x%08X\n", ndev->name, *uwrq); return 0; } static int prism54_debug_get_oid(struct net_device *ndev, struct iw_request_info *info, struct iw_point *data, char *extra) { islpci_private *priv = netdev_priv(ndev); struct islpci_mgmtframe *response; int ret = -EIO; printk("%s: get_oid 0x%08X\n", ndev->name, priv->priv_oid); data->length = 0; if (islpci_get_state(priv) >= PRV_STATE_INIT) { ret = islpci_mgt_transaction(priv->ndev, PIMFOR_OP_GET, priv->priv_oid, extra, 256, &response); printk("%s: ret: %i\n", ndev->name, ret); if (ret || !response || response->header->operation == PIMFOR_OP_ERROR) { if (response) { islpci_mgt_release(response); } printk("%s: EIO\n", ndev->name); ret = -EIO; } if (!ret) { data->length = response->header->length; memcpy(extra, response->data, data->length); islpci_mgt_release(response); printk("%s: len: %i\n", ndev->name, data->length); } } return ret; } static int prism54_debug_set_oid(struct net_device *ndev, struct iw_request_info *info, struct iw_point *data, char *extra) { islpci_private *priv = netdev_priv(ndev); struct islpci_mgmtframe *response; int ret = 0, response_op = PIMFOR_OP_ERROR; printk("%s: set_oid 0x%08X\tlen: %d\n", ndev->name, priv->priv_oid, data->length); if (islpci_get_state(priv) >= PRV_STATE_INIT) { ret = islpci_mgt_transaction(priv->ndev, PIMFOR_OP_SET, priv->priv_oid, extra, data->length, &response); printk("%s: ret: %i\n", ndev->name, ret); if (ret || !response || response->header->operation == PIMFOR_OP_ERROR) { if (response) { islpci_mgt_release(response); } printk("%s: EIO\n", ndev->name); ret = -EIO; } if (!ret) { response_op = response->header->operation; printk("%s: response_op: %i\n", ndev->name, response_op); islpci_mgt_release(response); } } return (ret ? ret : -EINPROGRESS); } static int prism54_set_spy(struct net_device *ndev, struct iw_request_info *info, union iwreq_data *uwrq, char *extra) { islpci_private *priv = netdev_priv(ndev); u32 u, oid = OID_INL_CONFIG; down_write(&priv->mib_sem); mgt_get(priv, OID_INL_CONFIG, &u); if ((uwrq->data.length == 0) && (priv->spy_data.spy_number > 0)) /* disable spy */ u &= ~INL_CONFIG_RXANNEX; else if ((uwrq->data.length > 0) && (priv->spy_data.spy_number == 0)) /* enable spy */ u |= INL_CONFIG_RXANNEX; mgt_set(priv, OID_INL_CONFIG, &u); mgt_commit_list(priv, &oid, 1); up_write(&priv->mib_sem); return iw_handler_set_spy(ndev, info, uwrq, extra); } static const iw_handler prism54_handler[] = { (iw_handler) prism54_commit, /* SIOCSIWCOMMIT */ (iw_handler) prism54_get_name, /* SIOCGIWNAME */ (iw_handler) NULL, /* SIOCSIWNWID */ (iw_handler) NULL, /* SIOCGIWNWID */ (iw_handler) prism54_set_freq, /* SIOCSIWFREQ */ (iw_handler) prism54_get_freq, /* SIOCGIWFREQ */ (iw_handler) prism54_set_mode, /* SIOCSIWMODE */ (iw_handler) prism54_get_mode, /* SIOCGIWMODE */ (iw_handler) prism54_set_sens, /* SIOCSIWSENS */ (iw_handler) prism54_get_sens, /* SIOCGIWSENS */ (iw_handler) NULL, /* SIOCSIWRANGE */ (iw_handler) prism54_get_range, /* SIOCGIWRANGE */ (iw_handler) NULL, /* SIOCSIWPRIV */ (iw_handler) NULL, /* SIOCGIWPRIV */ (iw_handler) NULL, /* SIOCSIWSTATS */ (iw_handler) NULL, /* SIOCGIWSTATS */ prism54_set_spy, /* SIOCSIWSPY */ iw_handler_get_spy, /* SIOCGIWSPY */ iw_handler_set_thrspy, /* SIOCSIWTHRSPY */ iw_handler_get_thrspy, /* SIOCGIWTHRSPY */ (iw_handler) prism54_set_wap, /* SIOCSIWAP */ (iw_handler) prism54_get_wap, /* SIOCGIWAP */ (iw_handler) NULL, /* -- hole -- */ (iw_handler) NULL, /* SIOCGIWAPLIST depreciated */ (iw_handler) prism54_set_scan, /* SIOCSIWSCAN */ (iw_handler) prism54_get_scan, /* SIOCGIWSCAN */ (iw_handler) prism54_set_essid, /* SIOCSIWESSID */ (iw_handler) prism54_get_essid, /* SIOCGIWESSID */ (iw_handler) prism54_set_nick, /* SIOCSIWNICKN */ (iw_handler) prism54_get_nick, /* SIOCGIWNICKN */ (iw_handler) NULL, /* -- hole -- */ (iw_handler) NULL, /* -- hole -- */ (iw_handler) prism54_set_rate, /* SIOCSIWRATE */ (iw_handler) prism54_get_rate, /* SIOCGIWRATE */ (iw_handler) prism54_set_rts, /* SIOCSIWRTS */ (iw_handler) prism54_get_rts, /* SIOCGIWRTS */ (iw_handler) prism54_set_frag, /* SIOCSIWFRAG */ (iw_handler) prism54_get_frag, /* SIOCGIWFRAG */ (iw_handler) prism54_set_txpower, /* SIOCSIWTXPOW */ (iw_handler) prism54_get_txpower, /* SIOCGIWTXPOW */ (iw_handler) prism54_set_retry, /* SIOCSIWRETRY */ (iw_handler) prism54_get_retry, /* SIOCGIWRETRY */ (iw_handler) prism54_set_encode, /* SIOCSIWENCODE */ (iw_handler) prism54_get_encode, /* SIOCGIWENCODE */ (iw_handler) NULL, /* SIOCSIWPOWER */ (iw_handler) NULL, /* SIOCGIWPOWER */ NULL, /* -- hole -- */ NULL, /* -- hole -- */ (iw_handler) prism54_set_genie, /* SIOCSIWGENIE */ (iw_handler) prism54_get_genie, /* SIOCGIWGENIE */ (iw_handler) prism54_set_auth, /* SIOCSIWAUTH */ (iw_handler) prism54_get_auth, /* SIOCGIWAUTH */ (iw_handler) prism54_set_encodeext, /* SIOCSIWENCODEEXT */ (iw_handler) prism54_get_encodeext, /* SIOCGIWENCODEEXT */ NULL, /* SIOCSIWPMKSA */ }; /* The low order bit identify a SET (0) or a GET (1) ioctl. */ #define PRISM54_RESET SIOCIWFIRSTPRIV #define PRISM54_GET_POLICY SIOCIWFIRSTPRIV+1 #define PRISM54_SET_POLICY SIOCIWFIRSTPRIV+2 #define PRISM54_GET_MAC SIOCIWFIRSTPRIV+3 #define PRISM54_ADD_MAC SIOCIWFIRSTPRIV+4 #define PRISM54_DEL_MAC SIOCIWFIRSTPRIV+6 #define PRISM54_KICK_MAC SIOCIWFIRSTPRIV+8 #define PRISM54_KICK_ALL SIOCIWFIRSTPRIV+10 #define PRISM54_GET_WPA SIOCIWFIRSTPRIV+11 #define PRISM54_SET_WPA SIOCIWFIRSTPRIV+12 #define PRISM54_DBG_OID SIOCIWFIRSTPRIV+14 #define PRISM54_DBG_GET_OID SIOCIWFIRSTPRIV+15 #define PRISM54_DBG_SET_OID SIOCIWFIRSTPRIV+16 #define PRISM54_GET_OID SIOCIWFIRSTPRIV+17 #define PRISM54_SET_OID_U32 SIOCIWFIRSTPRIV+18 #define PRISM54_SET_OID_STR SIOCIWFIRSTPRIV+20 #define PRISM54_SET_OID_ADDR SIOCIWFIRSTPRIV+22 #define PRISM54_GET_PRISMHDR SIOCIWFIRSTPRIV+23 #define PRISM54_SET_PRISMHDR SIOCIWFIRSTPRIV+24 #define IWPRIV_SET_U32(n,x) { n, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "s_"x } #define IWPRIV_SET_SSID(n,x) { n, IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | 1, 0, "s_"x } #define IWPRIV_SET_ADDR(n,x) { n, IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "s_"x } #define IWPRIV_GET(n,x) { n, 0, IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | PRIV_STR_SIZE, "g_"x } #define IWPRIV_U32(n,x) IWPRIV_SET_U32(n,x), IWPRIV_GET(n,x) #define IWPRIV_SSID(n,x) IWPRIV_SET_SSID(n,x), IWPRIV_GET(n,x) #define IWPRIV_ADDR(n,x) IWPRIV_SET_ADDR(n,x), IWPRIV_GET(n,x) /* Note : limited to 128 private ioctls (wireless tools 26) */ static const struct iw_priv_args prism54_private_args[] = { /*{ cmd, set_args, get_args, name } */ {PRISM54_RESET, 0, 0, "reset"}, {PRISM54_GET_PRISMHDR, 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "get_prismhdr"}, {PRISM54_SET_PRISMHDR, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "set_prismhdr"}, {PRISM54_GET_POLICY, 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getPolicy"}, {PRISM54_SET_POLICY, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "setPolicy"}, {PRISM54_GET_MAC, 0, IW_PRIV_TYPE_ADDR | 64, "getMac"}, {PRISM54_ADD_MAC, IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "addMac"}, {PRISM54_DEL_MAC, IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "delMac"}, {PRISM54_KICK_MAC, IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "kickMac"}, {PRISM54_KICK_ALL, 0, 0, "kickAll"}, {PRISM54_GET_WPA, 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "get_wpa"}, {PRISM54_SET_WPA, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "set_wpa"}, {PRISM54_DBG_OID, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "dbg_oid"}, {PRISM54_DBG_GET_OID, 0, IW_PRIV_TYPE_BYTE | 256, "dbg_get_oid"}, {PRISM54_DBG_SET_OID, IW_PRIV_TYPE_BYTE | 256, 0, "dbg_set_oid"}, /* --- sub-ioctls handlers --- */ {PRISM54_GET_OID, 0, IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | PRIV_STR_SIZE, ""}, {PRISM54_SET_OID_U32, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, ""}, {PRISM54_SET_OID_STR, IW_PRIV_TYPE_CHAR | IW_PRIV_SIZE_FIXED | 1, 0, ""}, {PRISM54_SET_OID_ADDR, IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, ""}, /* --- sub-ioctls definitions --- */ IWPRIV_ADDR(GEN_OID_MACADDRESS, "addr"), IWPRIV_GET(GEN_OID_LINKSTATE, "linkstate"), IWPRIV_U32(DOT11_OID_BSSTYPE, "bsstype"), IWPRIV_ADDR(DOT11_OID_BSSID, "bssid"), IWPRIV_U32(DOT11_OID_STATE, "state"), IWPRIV_U32(DOT11_OID_AID, "aid"), IWPRIV_SSID(DOT11_OID_SSIDOVERRIDE, "ssidoverride"), IWPRIV_U32(DOT11_OID_MEDIUMLIMIT, "medlimit"), IWPRIV_U32(DOT11_OID_BEACONPERIOD, "beacon"), IWPRIV_U32(DOT11_OID_DTIMPERIOD, "dtimperiod"), IWPRIV_U32(DOT11_OID_AUTHENABLE, "authenable"), IWPRIV_U32(DOT11_OID_PRIVACYINVOKED, "privinvok"), IWPRIV_U32(DOT11_OID_EXUNENCRYPTED, "exunencrypt"), IWPRIV_U32(DOT11_OID_REKEYTHRESHOLD, "rekeythresh"), IWPRIV_U32(DOT11_OID_MAXTXLIFETIME, "maxtxlife"), IWPRIV_U32(DOT11_OID_MAXRXLIFETIME, "maxrxlife"), IWPRIV_U32(DOT11_OID_ALOFT_FIXEDRATE, "fixedrate"), IWPRIV_U32(DOT11_OID_MAXFRAMEBURST, "frameburst"), IWPRIV_U32(DOT11_OID_PSM, "psm"), IWPRIV_U32(DOT11_OID_BRIDGELOCAL, "bridge"), IWPRIV_U32(DOT11_OID_CLIENTS, "clients"), IWPRIV_U32(DOT11_OID_CLIENTSASSOCIATED, "clientassoc"), IWPRIV_U32(DOT11_OID_DOT1XENABLE, "dot1xenable"), IWPRIV_U32(DOT11_OID_ANTENNARX, "rxant"), IWPRIV_U32(DOT11_OID_ANTENNATX, "txant"), IWPRIV_U32(DOT11_OID_ANTENNADIVERSITY, "antdivers"), IWPRIV_U32(DOT11_OID_EDTHRESHOLD, "edthresh"), IWPRIV_U32(DOT11_OID_PREAMBLESETTINGS, "preamble"), IWPRIV_GET(DOT11_OID_RATES, "rates"), IWPRIV_U32(DOT11_OID_OUTPUTPOWER, ".11outpower"), IWPRIV_GET(DOT11_OID_SUPPORTEDRATES, "supprates"), IWPRIV_GET(DOT11_OID_SUPPORTEDFREQUENCIES, "suppfreq"), IWPRIV_U32(DOT11_OID_NOISEFLOOR, "noisefloor"), IWPRIV_GET(DOT11_OID_FREQUENCYACTIVITY, "freqactivity"), IWPRIV_U32(DOT11_OID_NONERPPROTECTION, "nonerpprotec"), IWPRIV_U32(DOT11_OID_PROFILES, "profile"), IWPRIV_GET(DOT11_OID_EXTENDEDRATES, "extrates"), IWPRIV_U32(DOT11_OID_MLMEAUTOLEVEL, "mlmelevel"), IWPRIV_GET(DOT11_OID_BSSS, "bsss"), IWPRIV_GET(DOT11_OID_BSSLIST, "bsslist"), IWPRIV_U32(OID_INL_MODE, "mode"), IWPRIV_U32(OID_INL_CONFIG, "config"), IWPRIV_U32(OID_INL_DOT11D_CONFORMANCE, ".11dconform"), IWPRIV_GET(OID_INL_PHYCAPABILITIES, "phycapa"), IWPRIV_U32(OID_INL_OUTPUTPOWER, "outpower"), }; static const iw_handler prism54_private_handler[] = { (iw_handler) prism54_reset, (iw_handler) prism54_get_policy, (iw_handler) prism54_set_policy, (iw_handler) prism54_get_mac, (iw_handler) prism54_add_mac, (iw_handler) NULL, (iw_handler) prism54_del_mac, (iw_handler) NULL, (iw_handler) prism54_kick_mac, (iw_handler) NULL, (iw_handler) prism54_kick_all, (iw_handler) prism54_get_wpa, (iw_handler) prism54_set_wpa, (iw_handler) NULL, (iw_handler) prism54_debug_oid, (iw_handler) prism54_debug_get_oid, (iw_handler) prism54_debug_set_oid, (iw_handler) prism54_get_oid, (iw_handler) prism54_set_u32, (iw_handler) NULL, (iw_handler) prism54_set_raw, (iw_handler) NULL, (iw_handler) prism54_set_raw, (iw_handler) prism54_get_prismhdr, (iw_handler) prism54_set_prismhdr, }; const struct iw_handler_def prism54_handler_def = { .num_standard = sizeof (prism54_handler) / sizeof (iw_handler), .num_private = sizeof (prism54_private_handler) / sizeof (iw_handler), .num_private_args = sizeof (prism54_private_args) / sizeof (struct iw_priv_args), .standard = (iw_handler *) prism54_handler, .private = (iw_handler *) prism54_private_handler, .private_args = (struct iw_priv_args *) prism54_private_args, .get_wireless_stats = prism54_get_wireless_stats, }; /* For wpa_supplicant */ int prism54_ioctl(struct net_device *ndev, struct ifreq *rq, int cmd) { struct iwreq *wrq = (struct iwreq *) rq; int ret = -1; switch (cmd) { case PRISM54_HOSTAPD: if (!capable(CAP_NET_ADMIN)) return -EPERM; ret = prism54_hostapd(ndev, &wrq->u.data); return ret; } return -EOPNOTSUPP; }