/* Copyright 2004, 2005 Jean-Baptiste Note Copyright(c) 2003 - 2005 Intel Corporation. All rights reserved. Copyright (c) 2006 Red Hat, Inc. This file is part of prism54usb. prism54usb 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, or (at your option) any later version. prism54usb 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 prism54usb; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include #include /* needed by iw_handler */ #include #include #include "islsm_ioctl.h" #include "isl_sm.h" #include "islsm_log.h" #ifdef MADWIFI #include "linux/version.h" #include "net80211/ieee80211_linux.h" #else #include #include #endif /* MADWIFI */ /* * private ioctl to allow experimentation */ #ifndef MADWIFI #define MAX_PKT_LEN 200 static int islsm_ioctl_sendannouncedpkt(struct net_device *netdev, struct iw_request_info *unused, union iwreq_data *u, char *extra) { struct islsm *islsm = ISLSM_OF_NETDEV(netdev); char *data; size_t pktsize; int err = 0; FN_ENTER; if (u == 0) { err = -ENOTSUPP; goto exit; } pktsize = u->data.length; if (pktsize > MAX_PKT_LEN) { err = -ENOTSUPP; goto exit; } data = u->data.pointer; /* note : this does not work with second-generation devices */ islsm_outofband_msg(islsm, data, pktsize); exit: FN_EXIT1(err); return err; } #endif /* MADWIFI */ /* add ioctls to change the verbosity of the driver */ #define SUPPORTED_WIRELESS_EXT 16 #ifdef CONFIG_NET_WIRELESS #ifndef MADWIFI /**** WARNING *****/ /* _ALL_ of these calls are bogus except for set_channel_freq */ /* I expect to complete statistics soon enough */ struct iw_statistics *islsm_wireless_stats(struct net_device *ndev) { struct islsm *priv = ISLSM_OF_NETDEV(ndev); /* completely bogus */ return &priv->iwstatistics; } static int prism54_commit(struct net_device *ndev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra) { return 0; } static int prism54_get_name(struct net_device *ndev, struct iw_request_info *info, union iwreq_data *data, char *extra) { char *capabilities; capabilities = "IEEE 802.11b"; /* Default. Add 'a' later. */ strncpy(data->name, capabilities, IFNAMSIZ); return 0; } static int prism54_set_freq(struct net_device *netdev, struct iw_request_info *info, union iwreq_data *data, char *extra) { struct iw_freq *fwrq = &data->freq; struct islsm *islsm = ISLSM_OF_NETDEV(netdev); unsigned int c; if (fwrq->m < 1000 && fwrq->m >= 1 && fwrq->m <= ISLSM_NR_CHANNELS) { /* we have a valid channel number */ c = fwrq->m; } else { if (fwrq->m <= 0) return -EINVAL; c = islsm_freq_to_chan(fwrq->m); if (c == 0 || c > ISLSM_NR_CHANNELS) return -EINVAL; } /* XXX Semaphore here */ islsm_freq_change(islsm, c, islsm_chan_to_freq(c), ISLSM_TX_CONTROL_CHANNEL_MAGIC1_SCAN, ISLSM_TX_CONTROL_CHANNEL_MAGIC2_SCAN); islsm->last_chan = c; return 0; } static int prism54_get_freq(struct net_device *netdev, struct iw_request_info *info, union iwreq_data *data, char *extra) { struct iw_freq *fwrq = &data->freq; struct islsm *islsm = ISLSM_OF_NETDEV(netdev); memset(fwrq, 0, sizeof(struct iw_freq)); fwrq->m = islsm->last_chan; fwrq->e = 0; fwrq->flags = 1; /* It was a fixed setting */ return 0; } static int prism54_set_mode(struct net_device *ndev, struct iw_request_info *info, union iwreq_data *data, char *extra) { struct islsm *islsm = ISLSM_OF_NETDEV(ndev); int mode = data->mode; int err = 0; /* XXX Locking */ switch (mode) { case IW_MODE_MONITOR: islsm->ieee->iw_mode = mode; ndev->type = ARPHRD_IEEE80211; break; case IW_MODE_ADHOC: case IW_MODE_INFRA: /* case IW_MODE_MASTER: */ /* XXX support AP mode */ islsm->ieee->iw_mode = mode; ndev->type = ARPHRD_ETHER; break; default: return -EINVAL; } if (ndev->flags & IFF_RUNNING) { err = islsm_mode_set_filter(ndev, mode); if (err) printk(KERN_WARNING "error setting filter : %i", err); } return 0; } static int prism54_get_mode(struct net_device *ndev, struct iw_request_info *info, union iwreq_data *data, char *extra) { struct islsm *islsm = ISLSM_OF_NETDEV(ndev); unsigned long flags; spin_lock_irqsave(&islsm->ieee->lock, flags); data->mode = islsm->ieee->iw_mode; spin_unlock_irqrestore(&islsm->ieee->lock, flags); 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 = ISLSM_OF_NETDEV(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); */ return 0; } static int prism54_get_sens(struct net_device *ndev, struct iw_request_info *info, struct iw_param *vwrq, char *extra) { /* islpci_private *priv = ISLSM_OF_NETDEV(ndev); */ /* union oid_res_t r; */ /* int rvalue; */ /* rvalue = mgt_get_request(priv, DOT11_OID_EDTHRESHOLD, 0, NULL, &r); */ vwrq->value = 0; vwrq->disabled = (vwrq->value == 0); vwrq->fixed = 1; return 0; } 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; 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; return 0; } static int prism54_set_scan(struct net_device *dev, struct iw_request_info *info, union iwreq_data *data, char *extra) { /* We only do a passive scan for now. */ return 0; } static const iw_handler prism54_handler[] = { prism54_commit, /* SIOCSIWCOMMIT */ prism54_get_name, /* SIOCGIWNAME */ NULL, /* SIOCSIWNWID */ NULL, /* SIOCGIWNWID */ prism54_set_freq, /* SIOCSIWFREQ */ prism54_get_freq, /* SIOCGIWFREQ */ prism54_set_mode, /* SIOCSIWMODE */ prism54_get_mode, /* SIOCGIWMODE */ (iw_handler) prism54_set_sens, /* SIOCSIWSENS */ (iw_handler) prism54_get_sens, /* SIOCGIWSENS */ NULL, /* SIOCSIWRANGE */ (iw_handler) prism54_get_range, /* SIOCGIWRANGE */ NULL, /* SIOCSIWPRIV */ NULL, /* SIOCGIWPRIV */ NULL, /* SIOCSIWSTATS */ NULL, /* SIOCGIWSTATS */ NULL, // prism54_set_spy, /* SIOCSIWSPY */ NULL, // iw_handler_get_spy, /* SIOCGIWSPY */ NULL, // iw_handler_set_thrspy, /* SIOCSIWTHRSPY */ NULL, // iw_handler_get_thrspy, /* SIOCGIWTHRSPY */ ieee80211softmac_wx_set_wap, /* SIOCSIWAP */ ieee80211softmac_wx_get_wap, /* SIOCGIWAP */ NULL, /* 0x16 -- hole -- */ NULL, /* SIOCGIWAPLIST depreciated */ prism54_set_scan, /* SIOCSIWSCAN */ ieee80211softmac_wx_get_scan_results, /* SIOCGIWSCAN */ ieee80211softmac_wx_set_essid, /* SIOCSIWESSID */ ieee80211softmac_wx_get_essid, /* SIOCGIWESSID */ NULL, // (iw_handler) prism54_set_nick, /* SIOCSIWNICKN */ NULL, // (iw_handler) prism54_get_nick, /* SIOCGIWNICKN */ NULL, /* 0x1E -- hole -- */ NULL, /* 0x1F -- hole -- */ NULL, // (iw_handler) prism54_set_rate, /* SIOCSIWRATE */ NULL, // (iw_handler) prism54_get_rate, /* SIOCGIWRATE */ NULL, // (iw_handler) prism54_set_rts, /* SIOCSIWRTS */ NULL, // (iw_handler) prism54_get_rts, /* SIOCGIWRTS */ NULL, // (iw_handler) prism54_set_frag, /* SIOCSIWFRAG */ NULL, // (iw_handler) prism54_get_frag, /* SIOCGIWFRAG */ NULL, // (iw_handler) prism54_set_txpower, /* SIOCSIWTXPOW */ NULL, // (iw_handler) prism54_get_txpower, /* SIOCGIWTXPOW */ NULL, // (iw_handler) prism54_set_retry, /* SIOCSIWRETRY */ NULL, // (iw_handler) prism54_get_retry, /* SIOCGIWRETRY */ NULL, // (iw_handler) prism54_set_encode, /* SIOCSIWENCODE */ NULL, // (iw_handler) prism54_get_encode, /* SIOCGIWENCODE */ NULL, /* SIOCSIWPOWER */ NULL, /* SIOCGIWPOWER */ NULL, /* 0x2E -- hole -- */ NULL, /* 0x2F -- hole -- */ NULL, /* SIOCSIWGENIE */ NULL, /* SIOCGIWGENIE */ NULL, /* SIOCSIWAUTH */ NULL, /* SIOCGIWAUTH */ NULL, /* SIOCSIWENCODEEXT */ NULL, /* SIOCGIWENCODEEXT */ NULL, /* SIOCSIWPMKSA */ }; /* XXX MAX_PKT_LEN use below is bogus - masking with decimal 200 */ static const struct iw_priv_args prism54_private_args[] = { [0] = { /* args for islsm_ioctl_sendannouncedpkt */ .cmd = SIOCIWFIRSTPRIV, .set_args = ((IW_PRIV_TYPE_MASK & IW_PRIV_TYPE_BYTE) | /* type of args */ (IW_PRIV_SIZE_MASK & MAX_PKT_LEN)) /* max number of args */ &(~IW_PRIV_SIZE_FIXED), /* size is not fixed */ .get_args = 0, /* Type and number of args */ .name = "set_announcedpkt", /* Name of the extension */ }, }; static const iw_handler prism54_private_handler[] = { islsm_ioctl_sendannouncedpkt, /* SIOCWFIRSTPRIV+15 */ }; struct iw_handler_def islsm_iw_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 (prism54_private_args[0]), .standard = prism54_handler, .private = prism54_private_handler, .private_args = prism54_private_args, .get_wireless_stats = islsm_wireless_stats, }; #else /* MADWIFI */ /* * Return wireless extensions statistics. */ struct iw_statistics * islsm_wireless_stats(struct net_device *dev) { struct islsm *sc = dev->priv; struct ieee80211com *ic = &sc->sc_ic; struct iw_statistics *is = &sc->iwstatistics; ieee80211_iw_getstats(ic, is); /* add in statistics maintained by the driver */ /* is->discard.code += sc->sc_stats.ast_rx_badcrypt; */ /* is->discard.retries += sc->sc_stats.ast_tx_xretries; */ /* is->discard.misc += sc->sc_stats.ast_tx_encap */ /* + sc->sc_stats.ast_tx_nonode */ /* + sc->sc_stats.ast_tx_xretries */ /* + sc->sc_stats.ast_tx_fifoerr */ /* + sc->sc_stats.ast_tx_filtered */ /* + sc->sc_stats.ast_tx_nobuf */ /* + sc->sc_stats.ast_tx_nobufmgt; */ /* ; */ /* is->miss.beacon = sc->sc_stats.ast_bmiss; */ return &sc->iwstatistics; } #include /* * Bounce functions to get to the 802.11 code. These are * necessary for now because wireless extensions operations * are done on the underlying device and not the 802.11 instance. * This will change when there can be multiple 802.11 instances * associated with a device and we must have a net_device for * each so we can manipulate them individually. */ #define ISLSM_CHAR_BOUNCE(name) \ static int \ islsm_ioctl_##name(struct net_device *dev, struct iw_request_info *info, \ char *erq, char *extra) \ { \ struct islsm *sc = dev->priv; \ return ieee80211_ioctl_##name(&sc->sc_ic, info, erq, extra); \ } #define ISLSM_POINT_BOUNCE(name) \ static int \ islsm_ioctl_##name(struct net_device *dev, struct iw_request_info *info, \ struct iw_point *erq, char *extra) \ { \ struct islsm *sc = dev->priv; \ return ieee80211_ioctl_##name(&sc->sc_ic, info, erq, extra); \ } #define ISLSM_PARAM_BOUNCE(name) \ static int \ islsm_ioctl_##name(struct net_device *dev, struct iw_request_info *info, \ struct iw_param *erq, char *extra) \ { \ struct islsm *sc = dev->priv; \ return ieee80211_ioctl_##name(&sc->sc_ic, info, erq, extra); \ } #define ISLSM_SOCKADDR_BOUNCE(name) \ static int \ islsm_ioctl_##name(struct net_device *dev, struct iw_request_info *info, \ struct sockaddr *erq, char *extra) \ { \ struct islsm *sc = dev->priv; \ return ieee80211_ioctl_##name(&sc->sc_ic, info, erq, extra); \ } #define ISLSM_FREQ_BOUNCE(name) \ static int \ islsm_ioctl_##name(struct net_device *dev, struct iw_request_info *info, \ struct iw_freq *erq, char *extra) \ { \ struct islsm *sc = dev->priv; \ return ieee80211_ioctl_##name(&sc->sc_ic, info, erq, extra); \ } #define ISLSM_U32_BOUNCE(name) \ static int \ islsm_ioctl_##name(struct net_device *dev, struct iw_request_info *info, \ __u32 *erq, char *extra) \ { \ struct islsm *sc = dev->priv; \ return ieee80211_ioctl_##name(&sc->sc_ic, info, erq, extra); \ } #define ISLSM_VOID_BOUNCE(name) \ static int \ islsm_ioctl_##name(struct net_device *dev, struct iw_request_info *info, \ void *erq, char *extra) \ { \ struct islsm *sc = dev->priv; \ return ieee80211_ioctl_##name(&sc->sc_ic, info, erq, extra); \ } ISLSM_CHAR_BOUNCE(giwname) ISLSM_POINT_BOUNCE(siwencode) ISLSM_POINT_BOUNCE(giwencode) ISLSM_PARAM_BOUNCE(siwrate) ISLSM_PARAM_BOUNCE(giwrate) ISLSM_PARAM_BOUNCE(siwsens) ISLSM_PARAM_BOUNCE(giwsens) ISLSM_PARAM_BOUNCE(siwrts) ISLSM_PARAM_BOUNCE(giwrts) ISLSM_PARAM_BOUNCE(siwfrag) ISLSM_PARAM_BOUNCE(giwfrag) ISLSM_SOCKADDR_BOUNCE(siwap) ISLSM_SOCKADDR_BOUNCE(giwap) ISLSM_POINT_BOUNCE(siwnickn) ISLSM_POINT_BOUNCE(giwnickn) ISLSM_FREQ_BOUNCE(siwfreq) ISLSM_FREQ_BOUNCE(giwfreq) ISLSM_POINT_BOUNCE(siwessid) ISLSM_POINT_BOUNCE(giwessid) ISLSM_POINT_BOUNCE(giwrange) ISLSM_U32_BOUNCE(siwmode) ISLSM_U32_BOUNCE(giwmode) ISLSM_PARAM_BOUNCE(siwpower) ISLSM_PARAM_BOUNCE(giwpower) ISLSM_PARAM_BOUNCE(siwretry) ISLSM_PARAM_BOUNCE(giwretry) ISLSM_PARAM_BOUNCE(siwtxpow) ISLSM_PARAM_BOUNCE(giwtxpow) ISLSM_POINT_BOUNCE(iwaplist) #ifdef SIOCGIWSCAN ISLSM_POINT_BOUNCE(siwscan) ISLSM_POINT_BOUNCE(giwscan) #endif ISLSM_VOID_BOUNCE(setparam) ISLSM_VOID_BOUNCE(getparam) ISLSM_VOID_BOUNCE(setkey) ISLSM_VOID_BOUNCE(delkey) ISLSM_VOID_BOUNCE(setmlme) ISLSM_VOID_BOUNCE(setoptie) ISLSM_VOID_BOUNCE(getoptie) ISLSM_VOID_BOUNCE(addmac) ISLSM_VOID_BOUNCE(delmac) ISLSM_VOID_BOUNCE(chanlist) /* Structures to export the Wireless Handlers */ static const iw_handler islsm_handlers[] = { (iw_handler) NULL, /* SIOCSIWCOMMIT */ (iw_handler) islsm_ioctl_giwname, /* SIOCGIWNAME */ (iw_handler) NULL, /* SIOCSIWNWID */ (iw_handler) NULL, /* SIOCGIWNWID */ (iw_handler) islsm_ioctl_siwfreq, /* SIOCSIWFREQ */ (iw_handler) islsm_ioctl_giwfreq, /* SIOCGIWFREQ */ (iw_handler) islsm_ioctl_siwmode, /* SIOCSIWMODE */ (iw_handler) islsm_ioctl_giwmode, /* SIOCGIWMODE */ (iw_handler) islsm_ioctl_siwsens, /* SIOCSIWSENS */ (iw_handler) islsm_ioctl_giwsens, /* SIOCGIWSENS */ (iw_handler) NULL /* not used */ , /* SIOCSIWRANGE */ (iw_handler) islsm_ioctl_giwrange, /* SIOCGIWRANGE */ (iw_handler) NULL /* not used */ , /* SIOCSIWPRIV */ (iw_handler) NULL /* kernel code */ , /* SIOCGIWPRIV */ (iw_handler) NULL /* not used */ , /* SIOCSIWSTATS */ (iw_handler) NULL /* kernel code */ , /* SIOCGIWSTATS */ (iw_handler) NULL, /* SIOCSIWSPY */ (iw_handler) NULL, /* SIOCGIWSPY */ (iw_handler) NULL, /* -- hole -- */ (iw_handler) NULL, /* -- hole -- */ (iw_handler) islsm_ioctl_siwap, /* SIOCSIWAP */ (iw_handler) islsm_ioctl_giwap, /* SIOCGIWAP */ (iw_handler) NULL, /* -- hole -- */ (iw_handler) islsm_ioctl_iwaplist, /* SIOCGIWAPLIST */ #ifdef SIOCGIWSCAN (iw_handler) islsm_ioctl_siwscan, /* SIOCSIWSCAN */ (iw_handler) islsm_ioctl_giwscan, /* SIOCGIWSCAN */ #else (iw_handler) NULL, /* SIOCSIWSCAN */ (iw_handler) NULL, /* SIOCGIWSCAN */ #endif /* SIOCGIWSCAN */ (iw_handler) islsm_ioctl_siwessid, /* SIOCSIWESSID */ (iw_handler) islsm_ioctl_giwessid, /* SIOCGIWESSID */ (iw_handler) islsm_ioctl_siwnickn, /* SIOCSIWNICKN */ (iw_handler) islsm_ioctl_giwnickn, /* SIOCGIWNICKN */ (iw_handler) NULL, /* -- hole -- */ (iw_handler) NULL, /* -- hole -- */ (iw_handler) islsm_ioctl_siwrate, /* SIOCSIWRATE */ (iw_handler) islsm_ioctl_giwrate, /* SIOCGIWRATE */ (iw_handler) islsm_ioctl_siwrts, /* SIOCSIWRTS */ (iw_handler) islsm_ioctl_giwrts, /* SIOCGIWRTS */ (iw_handler) islsm_ioctl_siwfrag, /* SIOCSIWFRAG */ (iw_handler) islsm_ioctl_giwfrag, /* SIOCGIWFRAG */ (iw_handler) islsm_ioctl_siwtxpow, /* SIOCSIWTXPOW */ (iw_handler) islsm_ioctl_giwtxpow, /* SIOCGIWTXPOW */ (iw_handler) islsm_ioctl_siwretry, /* SIOCSIWRETRY */ (iw_handler) islsm_ioctl_giwretry, /* SIOCGIWRETRY */ (iw_handler) islsm_ioctl_siwencode, /* SIOCSIWENCODE */ (iw_handler) islsm_ioctl_giwencode, /* SIOCGIWENCODE */ (iw_handler) islsm_ioctl_siwpower, /* SIOCSIWPOWER */ (iw_handler) islsm_ioctl_giwpower, /* SIOCGIWPOWER */ }; static const iw_handler islsm_priv_handlers[] = { (iw_handler) islsm_ioctl_setparam, /* SIOCWFIRSTPRIV+0 */ (iw_handler) islsm_ioctl_getparam, /* SIOCWFIRSTPRIV+1 */ (iw_handler) islsm_ioctl_setkey, /* SIOCWFIRSTPRIV+2 */ (iw_handler) NULL, /* SIOCWFIRSTPRIV+3 */ (iw_handler) islsm_ioctl_delkey, /* SIOCWFIRSTPRIV+4 */ (iw_handler) NULL, /* SIOCWFIRSTPRIV+5 */ (iw_handler) islsm_ioctl_setmlme, /* SIOCWFIRSTPRIV+6 */ (iw_handler) NULL, /* SIOCWFIRSTPRIV+7 */ (iw_handler) islsm_ioctl_setoptie, /* SIOCWFIRSTPRIV+8 */ (iw_handler) islsm_ioctl_getoptie, /* SIOCWFIRSTPRIV+9 */ (iw_handler) islsm_ioctl_addmac, /* SIOCWFIRSTPRIV+10 */ (iw_handler) NULL, /* SIOCWFIRSTPRIV+11 */ (iw_handler) islsm_ioctl_delmac, /* SIOCWFIRSTPRIV+12 */ (iw_handler) NULL, /* SIOCWFIRSTPRIV+13 */ (iw_handler) islsm_ioctl_chanlist, /* SIOCWFIRSTPRIV+14 */ }; struct iw_handler_def islsm_iw_handler_def = { #define N(a) (sizeof (a) / sizeof (a[0])) .standard = (iw_handler *) islsm_handlers, .num_standard = N(islsm_handlers), .private = (iw_handler *) islsm_priv_handlers, .num_private = N(islsm_priv_handlers), #undef N }; #endif /* MADWIFI */ #endif /* CONFIG_NET_WIRELESS */