X-Git-Url: https://git.rohieb.name/openwrt.git/blobdiff_plain/4474169202adc0fb431a45993b57140dec7003cf..7e039b5de1a77684d3e8a8d78cebc6124e552c9f:/package/openwrt/wlcompat.c?ds=sidebyside diff --git a/package/openwrt/wlcompat.c b/package/openwrt/wlcompat.c index e120ee1da..3f2f40763 100644 --- a/package/openwrt/wlcompat.c +++ b/package/openwrt/wlcompat.c @@ -1,5 +1,26 @@ -// insert header here -// mbm. gpl. +/* + * wlcompat.c + * + * Copyright (C) 2005 Mike Baker, + * Felix Fietkau + * + * 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, or (at your option) any later version. + * + * 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. + * + * $Id$ + */ + #include #include @@ -11,9 +32,8 @@ #include #include -#define DEBUG - static struct net_device *dev; +char buf[WLC_IOCTL_MAXLEN]; /* The frequency of each channel in MHz */ const long channel_frequency[] = { @@ -70,28 +90,139 @@ static int wlcompat_ioctl_getiwrange(struct net_device *dev, range->pmt_flags = IW_POWER_TIMEOUT; range->pm_capa = IW_POWER_PERIOD | IW_POWER_TIMEOUT | IW_POWER_UNICAST_R; - range->min_rts = 0; - range->max_rts = 2347; - range->min_frag = 256; - range->max_frag = 2346; - range->min_pmp = 0; range->max_pmp = 65535000; range->min_pmt = 0; range->max_pmt = 65535 * 1000; + range->min_rts = 0; + if (wl_ioctl(dev, WLC_GET_RTS, &range->max_rts, sizeof(int)) < 0) + range->max_rts = 2347; + + range->min_frag = 256; + + if (wl_ioctl(dev, WLC_GET_FRAG, &range->max_frag, sizeof(int)) < 0) + range->max_frag = 2346; + range->txpower_capa = IW_TXPOW_MWATT; return 0; } -static int wlcompat_ioctl(struct net_device *dev, + +static int wlcompat_set_scan(struct net_device *dev, struct iw_request_info *info, union iwreq_data *wrqu, char *extra) { - int err = 0; + int ap = 0, oldap = 0; + wl_scan_params_t params; + + memset(¶ms, 0, sizeof(params)); + + /* use defaults (same parameters as wl scan) */ + memset(¶ms.bssid, 0xff, sizeof(params.bssid)); + params.bss_type = DOT11_BSSTYPE_ANY; + params.scan_type = -1; + params.nprobes = -1; + params.active_time = -1; + params.passive_time = -1; + params.home_time = -1; + + /* can only scan in STA mode */ + wl_ioctl(dev, WLC_GET_AP, &oldap, sizeof(oldap)); + if (oldap > 0) + wl_ioctl(dev, WLC_SET_AP, &ap, sizeof(ap)); + if (wl_ioctl(dev, WLC_SCAN, ¶ms, 64) < 0) + return -EINVAL; + + if (oldap > 0) + wl_ioctl(dev, WLC_SET_AP, &oldap, sizeof(oldap)); + + return 0; +} + + +static int wlcompat_get_scan(struct net_device *dev, + struct iw_request_info *info, + union iwreq_data *wrqu, + char *extra) +{ + wl_scan_results_t *results = (wl_scan_results_t *) buf; + wl_bss_info_t *bss_info; + char *info_ptr; + char *current_ev = extra; + char *current_val; + char *end_buf = extra + IW_SCAN_MAX_DATA; + struct iw_event iwe; + int i, j; + + if (wl_ioctl(dev, WLC_SCAN_RESULTS, buf, WLC_IOCTL_MAXLEN) < 0) + return -EAGAIN; + + bss_info = &(results->bss_info[0]); + info_ptr = (char *) bss_info; + for (i = 0; i < results->count; i++) { + + /* send the cell address (must be sent first) */ + iwe.cmd = SIOCGIWAP; + iwe.u.ap_addr.sa_family = ARPHRD_ETHER; + memcpy(&iwe.u.ap_addr.sa_data, &bss_info->BSSID, sizeof(bss_info->BSSID)); + current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_ADDR_LEN); + + /* send the ESSID */ + iwe.cmd = SIOCGIWESSID; + iwe.u.data.length = bss_info->SSID_len; + if (iwe.u.data.length > IW_ESSID_MAX_SIZE) + iwe.u.data.length = IW_ESSID_MAX_SIZE; + iwe.u.data.flags = 1; + current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, bss_info->SSID); + + /* send frequency/channel info */ + iwe.cmd = SIOCGIWFREQ; + iwe.u.freq.e = 0; + iwe.u.freq.m = bss_info->channel; + current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_FREQ_LEN); + + /* add quality statistics */ + iwe.cmd = IWEVQUAL; + iwe.u.qual.level = bss_info->RSSI; + iwe.u.qual.noise = bss_info->phy_noise; + iwe.u.qual.qual = 0; + current_ev = iwe_stream_add_event(current_ev, end_buf, &iwe, IW_EV_QUAL_LEN); + + /* send rate information */ + iwe.cmd = SIOCGIWRATE; + current_val = current_ev + IW_EV_LCP_LEN; + iwe.u.bitrate.fixed = iwe.u.bitrate.disabled = 0; + + for(j = 0 ; j < bss_info->rateset.count ; j++) { + iwe.u.bitrate.value = ((bss_info->rateset.rates[j] & 0x7f) * 500000); + current_val = iwe_stream_add_value(current_ev, current_val, end_buf, &iwe, IW_EV_PARAM_LEN); + } + if((current_val - current_ev) > IW_EV_LCP_LEN) + current_ev = current_val; + + info_ptr += sizeof(wl_bss_info_t); + if (bss_info->ie_length % 4) + info_ptr += bss_info->ie_length + 4 - (bss_info->ie_length % 4); + else + info_ptr += bss_info->ie_length; + bss_info = (wl_bss_info_t *) info_ptr; + } + + wrqu->data.length = (current_ev - extra); + wrqu->data.flags = 0; + + return 0; +} + +static int wlcompat_ioctl(struct net_device *dev, + struct iw_request_info *info, + union iwreq_data *wrqu, + char *extra) +{ switch (info->cmd) { case SIOCGIWNAME: strcpy(wrqu->name, "IEEE 802.11-DS"); @@ -99,7 +230,10 @@ static int wlcompat_ioctl(struct net_device *dev, case SIOCGIWFREQ: { channel_info_t ci; - wl_ioctl(dev,WLC_GET_CHANNEL, &ci, sizeof(ci)); + + if (wl_ioctl(dev,WLC_GET_CHANNEL, &ci, sizeof(ci)) < 0) + return -EINVAL; + wrqu->freq.m = ci.target_channel; wrqu->freq.e = 0; break; @@ -112,29 +246,34 @@ static int wlcompat_ioctl(struct net_device *dev, while ((channel < NUM_CHANNELS + 1) && (f != channel_frequency[channel])) channel++; - if (channel == NUM_CHANNELS) { // channel not found - err = -EINVAL; - } else { - wrqu->freq.e = 0; - wrqu->freq.m = channel + 1; - } + if (channel == NUM_CHANNELS) // channel not found + return -EINVAL; + + wrqu->freq.e = 0; + wrqu->freq.m = channel + 1; } if ((wrqu->freq.e == 0) && (wrqu->freq.m < 1000)) { - wl_ioctl(dev, WLC_SET_CHANNEL, &wrqu->freq.m, sizeof(int)); + if (wl_ioctl(dev, WLC_SET_CHANNEL, &wrqu->freq.m, sizeof(int)) < 0) + return -EINVAL; } else { - err = -EINVAL; + return -EINVAL; } + break; } case SIOCGIWAP: { wrqu->ap_addr.sa_family = ARPHRD_ETHER; - wl_ioctl(dev,WLC_GET_BSSID,wrqu->ap_addr.sa_data,6); + if (wl_ioctl(dev,WLC_GET_BSSID,wrqu->ap_addr.sa_data,6) < 0) + return -EINVAL; break; } case SIOCGIWESSID: { wlc_ssid_t ssid; - wl_ioctl(dev,WLC_GET_SSID, &ssid, sizeof(wlc_ssid_t)); + + if (wl_ioctl(dev,WLC_GET_SSID, &ssid, sizeof(wlc_ssid_t)) < 0) + return -EINVAL; + wrqu->essid.flags = wrqu->data.flags = 1; wrqu->essid.length = wrqu->data.length = ssid.SSID_len + 1; memcpy(extra,ssid.SSID,ssid.SSID_len + 1); @@ -148,46 +287,155 @@ static int wlcompat_ioctl(struct net_device *dev, if (ssid.SSID_len > WLC_ESSID_MAX_SIZE) ssid.SSID_len = WLC_ESSID_MAX_SIZE; memcpy(ssid.SSID, extra, ssid.SSID_len); - wl_ioctl(dev, WLC_SET_SSID, &ssid, sizeof(ssid)); + if (wl_ioctl(dev, WLC_SET_SSID, &ssid, sizeof(ssid)) < 0) + return -EINVAL; break; } case SIOCGIWRTS: { - wl_ioctl(dev,WLC_GET_RTS,&(wrqu->rts.value),sizeof(int)); + if (wl_ioctl(dev,WLC_GET_RTS,&(wrqu->rts.value),sizeof(int)) < 0) + return -EINVAL; + break; + } + case SIOCSIWRTS: + { + if (wl_ioctl(dev,WLC_SET_RTS,&(wrqu->rts.value),sizeof(int)) < 0) + return -EINVAL; break; } case SIOCGIWFRAG: { - wl_ioctl(dev,WLC_GET_FRAG,&(wrqu->frag.value),sizeof(int)); + if (wl_ioctl(dev,WLC_GET_FRAG,&(wrqu->frag.value),sizeof(int)) < 0) + return -EINVAL; + break; + } + case SIOCSIWFRAG: + { + if (wl_ioctl(dev,WLC_SET_FRAG,&(wrqu->frag.value),sizeof(int)) < 0) + return -EINVAL; break; } case SIOCGIWTXPOW: { wrqu->txpower.value = 0; - wl_ioctl(dev,WLC_GET_TXPWR, &(wrqu->txpower.value), sizeof(int)); + if (wl_ioctl(dev,WLC_GET_TXPWR, &(wrqu->txpower.value), sizeof(int)) < 0) + return -EINVAL; wrqu->txpower.fixed = 0; wrqu->txpower.disabled = 0; wrqu->txpower.flags = IW_TXPOW_MWATT; break; } + case SIOCSIWTXPOW: + { + if (wrqu->txpower.flags != IW_TXPOW_MWATT) + return -EINVAL; + + if (wl_ioctl(dev, WLC_SET_TXPWR, &wrqu->txpower.value, sizeof(int)) < 0) + return -EINVAL; + } case SIOCGIWENCODE: { - wrqu->data.flags = IW_ENCODE_DISABLED; + int val = 0; + if (wl_ioctl(dev, WLC_GET_WEP, &val, sizeof(val)) < 0) + return -EINVAL; + + if (val > 0) { + wrqu->data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY; + } else { + wrqu->data.flags = IW_ENCODE_DISABLED; + } + + + break; } case SIOCGIWRANGE: { - err = wlcompat_ioctl_getiwrange(dev, extra); + return wlcompat_ioctl_getiwrange(dev, extra); break; } - default: + case SIOCSIWMODE: + { + int ap = -1, infra = -1, passive = 0, wet = 0; + + switch (wrqu->mode) { + case IW_MODE_MONITOR: + passive = 1; + break; + case IW_MODE_ADHOC: + infra = 0; + ap = 0; + break; + case IW_MODE_MASTER: + infra = 1; + ap = 1; + break; + case IW_MODE_INFRA: + infra = 1; + ap = 0; + break; + case IW_MODE_REPEAT: + infra = 1; + ap = 0; + wet = 1; + break; + default: + return -EINVAL; + } + + if (wl_ioctl(dev, WLC_SET_PASSIVE, &passive, sizeof(passive)) < 0) + return -EINVAL; + if (wl_ioctl(dev, WLC_SET_MONITOR, &passive, sizeof(passive)) < 0) + return -EINVAL; + if (wl_ioctl(dev, WLC_SET_WET, &wet, sizeof(wet)) < 0) + return -EINVAL; + if (ap >= 0) + if (wl_ioctl(dev, WLC_SET_AP, &ap, sizeof(ap)) < 0) + return -EINVAL; + if (infra >= 0) + if (wl_ioctl(dev, WLC_SET_INFRA, &infra, sizeof(infra)) < 0) + return -EINVAL; + + break; + + } + case SIOCGIWMODE: { - err = -EINVAL; + int ap, infra, wet, passive; + + if (wl_ioctl(dev, WLC_GET_AP, &ap, sizeof(ap)) < 0) + return -EINVAL; + if (wl_ioctl(dev, WLC_GET_INFRA, &infra, sizeof(infra)) < 0) + return -EINVAL; + if (wl_ioctl(dev, WLC_GET_PASSIVE, &passive, sizeof(passive)) < 0) + return -EINVAL; + if (wl_ioctl(dev, WLC_GET_WET, &wet, sizeof(wet)) < 0) + return -EINVAL; + + if (passive) { + wrqu->mode = IW_MODE_MONITOR; + } else if (!infra) { + wrqu->mode = IW_MODE_ADHOC; + } else { + if (ap) { + wrqu->mode = IW_MODE_MASTER; + } else { + if (wet) { + wrqu->mode = IW_MODE_REPEAT; + } else { + wrqu->mode = IW_MODE_INFRA; + } + } + } break; } + default: + { + return -EINVAL; + } } - return err; + return 0; } static const iw_handler wlcompat_handler[] = { @@ -197,11 +445,11 @@ static const iw_handler wlcompat_handler[] = { NULL, /* SIOCGIWNWID */ wlcompat_ioctl, /* SIOCSIWFREQ */ wlcompat_ioctl, /* SIOCGIWFREQ */ - NULL, /* SIOCSIWMODE */ - NULL, /* SIOCGIWMODE */ + wlcompat_ioctl, /* SIOCSIWMODE */ + wlcompat_ioctl, /* SIOCGIWMODE */ NULL, /* SIOCSIWSENS */ NULL, /* SIOCGIWSENS */ - NULL, /* SIOCSIWRANGE */ + NULL, /* SIOCSIWRANGE, unused */ wlcompat_ioctl, /* SIOCGIWRANGE */ NULL, /* SIOCSIWPRIV */ NULL, /* SIOCGIWPRIV */ @@ -215,8 +463,8 @@ static const iw_handler wlcompat_handler[] = { wlcompat_ioctl, /* SIOCGIWAP */ NULL, /* -- hole -- */ NULL, /* SIOCGIWAPLIST */ - NULL, /* -- hole -- */ - NULL, /* -- hole -- */ + wlcompat_set_scan, /* SIOCSIWSCAN */ + wlcompat_get_scan, /* SIOCGIWSCAN */ wlcompat_ioctl, /* SIOCSIWESSID */ wlcompat_ioctl, /* SIOCGIWESSID */ NULL, /* SIOCSIWNICKN */ @@ -225,11 +473,11 @@ static const iw_handler wlcompat_handler[] = { NULL, /* -- hole -- */ NULL, /* SIOCSIWRATE */ NULL, /* SIOCGIWRATE */ - NULL, /* SIOCSIWRTS */ + wlcompat_ioctl, /* SIOCSIWRTS */ wlcompat_ioctl, /* SIOCGIWRTS */ - NULL, /* SIOCSIWFRAG */ + wlcompat_ioctl, /* SIOCSIWFRAG */ wlcompat_ioctl, /* SIOCGIWFRAG */ - NULL, /* SIOCSIWTXPOW */ + wlcompat_ioctl, /* SIOCSIWTXPOW */ wlcompat_ioctl, /* SIOCGIWTXPOW */ NULL, /* SIOCSIWRETRY */ NULL, /* SIOCGIWRETRY */ @@ -249,19 +497,35 @@ static const struct iw_handler_def wlcompat_handler_def = #ifdef DEBUG static int (*old_ioctl)(struct net_device *dev, struct ifreq *ifr, int cmd); +void print_buffer(int len, unsigned char *buf) { + int x; + if (buf != NULL) { + for (x=0;xname,cmd); if (cmd==SIOCDEVPRIVATE) { - int x; wl_ioctl_t *ioc = (wl_ioctl_t *)ifr->ifr_data; unsigned char *buf = ioc->buf; printk(" cmd: %d buf: 0x%08x len: %d\n",ioc->cmd,&(ioc->buf),ioc->len); - printk(" ->"); - for (x=0;xlen && x<128 ;x++) { - printk("%02X",buf[x]); - } - printk("\n"); + printk(" send: ->"); + print_buffer(ioc->len, buf); + ret = old_ioctl(dev,ifr,cmd); + printk(" recv: ->"); + print_buffer(ioc->len, buf); + printk(" ret: %d\n", ret); + } else { + ret = old_ioctl(dev,ifr,cmd); } return ret; }