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add wl_ioctl error handling

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SVN-Revision: 583
This commit is contained in:
Felix Fietkau 2005-04-08 14:17:44 +00:00
parent 2b2148884e
commit ae9f767734
1 changed files with 34 additions and 26 deletions
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60
openwrt/package/openwrt/wlcompat.c
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@ -90,8 +90,6 @@ static int wlcompat_ioctl(struct net_device *dev,
union iwreq_data *wrqu,
char *extra)
{
int err = 0;
switch (info->cmd) {
case SIOCGIWNAME:
strcpy(wrqu->name, "IEEE 802.11-DS");
@ -99,7 +97,10 @@ 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 +113,33 @@ 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;
}
}
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);
@ -148,23 +153,27 @@ 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 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;
@ -172,11 +181,11 @@ static int wlcompat_ioctl(struct net_device *dev,
}
case SIOCSIWTXPOW:
{
if (wrqu->txpower.flags != IW_TXPOW_MWATT) {
err = -EINVAL;
} else {
wl_ioctl(dev, WLC_SET_TXPWR, &wrqu->txpower.value, sizeof(int));
}
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:
{
@ -185,17 +194,16 @@ static int wlcompat_ioctl(struct net_device *dev,
}
case SIOCGIWRANGE:
{
err = wlcompat_ioctl_getiwrange(dev, extra);
return wlcompat_ioctl_getiwrange(dev, extra);
break;
}
default:
{
err = -EINVAL;
break;
return -EINVAL;
}
}
return err;
return 0;
}
static const iw_handler wlcompat_handler[] = {