diff options
| -rw-r--r-- | package/openwrt/wlcompat.c | 104 |
1 files changed, 97 insertions, 7 deletions
diff --git a/package/openwrt/wlcompat.c b/package/openwrt/wlcompat.c index 0dc382918..aab6dada6 100644 --- a/package/openwrt/wlcompat.c +++ b/package/openwrt/wlcompat.c @@ -14,6 +14,7 @@ #define DEBUG static struct net_device *dev; +char buf[WLC_IOCTL_MAXLEN]; /* The frequency of each channel in MHz */ const long channel_frequency[] = { @@ -70,6 +71,11 @@ 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_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; @@ -79,16 +85,100 @@ static int wlcompat_ioctl_getiwrange(struct net_device *dev, if (wl_ioctl(dev, WLC_GET_FRAG, &range->max_frag, sizeof(int)) < 0) range->max_frag = 2346; - range->min_pmp = 0; - range->max_pmp = 65535000; - range->min_pmt = 0; - range->max_pmt = 65535 * 1000; - range->txpower_capa = IW_TXPOW_MWATT; return 0; } + +static int wlcompat_set_scan(struct net_device *dev, + struct iw_request_info *info, + union iwreq_data *wrqu, + char *extra) +{ + 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 *end_buf = extra + IW_SCAN_MAX_DATA; + struct iw_event iwe; + int i; + + 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); + + 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, @@ -323,8 +413,8 @@ 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 */ |