X-Git-Url: https://git.rohieb.name/openwrt.git/blobdiff_plain/5145fc3a3d01448888f1fce9b68ca19972131552..9dcf73ba289ced65d8bc36b8e6b148c3fa18ded3:/package/openwrt/wlcompat.c diff --git a/package/openwrt/wlcompat.c b/package/openwrt/wlcompat.c index 11757e542..5245ab594 100644 --- a/package/openwrt/wlcompat.c +++ b/package/openwrt/wlcompat.c @@ -6,6 +6,7 @@ #include #include #include +#include #include #include @@ -14,6 +15,13 @@ 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(); @@ -31,6 +39,51 @@ static int wl_ioctl(struct net_device *dev, int cmd, void *buf, int len) 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, @@ -44,67 +97,128 @@ 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; } + 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 */ @@ -119,7 +233,7 @@ static const iw_handler wlcompat_handler[] = { NULL, /* SIOCGIWAPLIST */ NULL, /* -- hole -- */ NULL, /* -- hole -- */ - NULL, /* SIOCSIWESSID */ + wlcompat_ioctl, /* SIOCSIWESSID */ wlcompat_ioctl, /* SIOCGIWESSID */ NULL, /* SIOCSIWNICKN */ NULL, /* SIOCGIWNICKN */ @@ -131,7 +245,7 @@ static const iw_handler wlcompat_handler[] = { wlcompat_ioctl, /* SIOCGIWRTS */ NULL, /* SIOCSIWFRAG */ wlcompat_ioctl, /* SIOCGIWFRAG */ - NULL, /* SIOCSIWTXPOW */ + wlcompat_ioctl, /* SIOCSIWTXPOW */ wlcompat_ioctl, /* SIOCGIWTXPOW */ NULL, /* SIOCSIWRETRY */ NULL, /* SIOCGIWRETRY */