#include <linux/init.h>
#include <linux/if_arp.h>
#include <asm/uaccess.h>
+#include <linux/wireless.h>
#include <net/iw_handler.h>
#include <wlioctl.h>
static struct net_device *dev;
+/* The frequency of each channel in MHz */
+const long channel_frequency[] = {
+ 2412, 2417, 2422, 2427, 2432, 2437, 2442,
+ 2447, 2452, 2457, 2462, 2467, 2472, 2484
+};
+#define NUM_CHANNELS ( sizeof(channel_frequency) / sizeof(channel_frequency[0]) )
+
static int wl_ioctl(struct net_device *dev, int cmd, void *buf, int len)
{
mm_segment_t old_fs = get_fs();
return ret;
}
+static int wlcompat_ioctl_getiwrange(struct net_device *dev,
+ char *extra)
+{
+ int i, k;
+ struct iw_range *range;
+
+ range = (struct iw_range *) extra;
+
+ range->we_version_compiled = WIRELESS_EXT;
+ range->we_version_source = WIRELESS_EXT;
+
+ range->min_nwid = range->max_nwid = 0;
+
+ range->num_channels = NUM_CHANNELS;
+ k = 0;
+ for (i = 0; i < NUM_CHANNELS; i++) {
+ range->freq[k].i = i + 1;
+ range->freq[k].m = channel_frequency[i] * 100000;
+ range->freq[k].e = 1;
+ k++;
+ if (k >= IW_MAX_FREQUENCIES)
+ break;
+ }
+ range->num_frequency = k;
+ range->sensitivity = 3;
+
+ /* nbd: don't know what this means, but other drivers set it this way */
+ range->pmp_flags = IW_POWER_PERIOD;
+ 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->txpower_capa = IW_TXPOW_MWATT;
+
+ return 0;
+}
static int wlcompat_ioctl(struct net_device *dev,
struct iw_request_info *info,
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;
}
+ case SIOCSIWFREQ:
+ {
+ if (wrqu->freq.e == 1) {
+ int channel = 0;
+ int f = wrqu->freq.m / 100000;
+ while ((channel < NUM_CHANNELS + 1) && (f != channel_frequency[channel]))
+ channel++;
+
+ 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)) {
+ if (wl_ioctl(dev, WLC_SET_CHANNEL, &wrqu->freq.m, sizeof(int)) < 0)
+ return -EINVAL;
+ } else {
+ return -EINVAL;
+ }
+ }
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);
break;
}
+ case SIOCSIWESSID:
+ {
+ wlc_ssid_t ssid;
+ memset(&ssid, 0, sizeof(ssid));
+ ssid.SSID_len = strlen(extra);
+ if (ssid.SSID_len > WLC_ESSID_MAX_SIZE)
+ ssid.SSID_len = WLC_ESSID_MAX_SIZE;
+ memcpy(ssid.SSID, extra, ssid.SSID_len);
+ 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 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 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;
break;
}
+ case SIOCGIWRANGE:
+ {
+ return wlcompat_ioctl_getiwrange(dev, extra);
+ break;
+ }
+ default:
+ {
+ return -EINVAL;
+ }
}
+
return 0;
}
static const iw_handler wlcompat_handler[] = {
- NULL, /* SIOCSIWNAME */
+ NULL, /* SIOCSIWCOMMIT */
wlcompat_ioctl, /* SIOCGIWNAME */
NULL, /* SIOCSIWNWID */
NULL, /* SIOCGIWNWID */
- NULL, /* SIOCSIWFREQ */
+ wlcompat_ioctl, /* SIOCSIWFREQ */
wlcompat_ioctl, /* SIOCGIWFREQ */
NULL, /* SIOCSIWMODE */
NULL, /* SIOCGIWMODE */
NULL, /* SIOCSIWSENS */
NULL, /* SIOCGIWSENS */
NULL, /* SIOCSIWRANGE */
- NULL, /* SIOCGIWRANGE */
+ wlcompat_ioctl, /* SIOCGIWRANGE */
NULL, /* SIOCSIWPRIV */
NULL, /* SIOCGIWPRIV */
NULL, /* SIOCSIWSTATS */
NULL, /* SIOCGIWAPLIST */
NULL, /* -- hole -- */
NULL, /* -- hole -- */
- NULL, /* SIOCSIWESSID */
+ wlcompat_ioctl, /* SIOCSIWESSID */
wlcompat_ioctl, /* SIOCGIWESSID */
NULL, /* SIOCSIWNICKN */
NULL, /* SIOCGIWNICKN */
wlcompat_ioctl, /* SIOCGIWRTS */
NULL, /* SIOCSIWFRAG */
wlcompat_ioctl, /* SIOCGIWFRAG */
- NULL, /* SIOCSIWTXPOW */
+ wlcompat_ioctl, /* SIOCSIWTXPOW */
wlcompat_ioctl, /* SIOCGIWTXPOW */
NULL, /* SIOCSIWRETRY */
NULL, /* SIOCGIWRETRY */
projects / openwrt.git / blobdiff