Diffstat (limited to 'noncore/settings/networksettings/wlan/wextensions.cpp') (more/less context) (ignore whitespace changes)
| -rw-r--r-- | noncore/settings/networksettings/wlan/wextensions.cpp | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/noncore/settings/networksettings/wlan/wextensions.cpp b/noncore/settings/networksettings/wlan/wextensions.cpp index 6335ebc..16654bb 100644 --- a/noncore/settings/networksettings/wlan/wextensions.cpp +++ b/noncore/settings/networksettings/wlan/wextensions.cpp @@ -91,8 +91,31 @@ double WExtensions::frequency(){ return 0; } +/** + * Get the channel that the interface is running at. + * @return int the channel that the interfacae is running at. + */ +int WExtensions::channel(){ + if(!hasWirelessExtensions) + return 0; + if ( 0 != ioctl( fd, SIOCGIWFREQ, &iwr )) + return 0; + double num = (double( iwr.u.freq.m ) * pow( 10, iwr.u.freq.e ) / 1000000000); + double left = 2.401; + double right = 2.416; + for(int channel = 1; channel<= 15; channel++){ + if( num >= left && num <= right ) + return channel; + left += 0.005; + right += 0.005; + } + qDebug(QString("Unknown frequency: %1, returning -1 for the channel.").arg(num).latin1()); + return -1; +} + /*** * Get the current rate that the card is transmiting at. + * @return double the rate, 0 if error. */ double WExtensions::rate(){ if(!hasWirelessExtensions) |