author | benmeyer <benmeyer> | 2002-12-11 20:26:40 (UTC) |
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committer | benmeyer <benmeyer> | 2002-12-11 20:26:40 (UTC) |
commit | b433feb7b048d5155e085c12f88ac5531d045140 (patch) (side-by-side diff) | |
tree | 9acc6fa0b1722bdbf04fe4730562972b31896303 /noncore/settings/networksettings | |
parent | 3b2ec1e3ba172771365ff7822f623c3c6cb4d378 (diff) | |
download | opie-b433feb7b048d5155e085c12f88ac5531d045140.zip opie-b433feb7b048d5155e085c12f88ac5531d045140.tar.gz opie-b433feb7b048d5155e085c12f88ac5531d045140.tar.bz2 |
Added PDF url
Diffstat (limited to 'noncore/settings/networksettings') (more/less context) (ignore whitespace changes)
-rw-r--r-- | noncore/settings/networksettings/wlan/wextensions.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/noncore/settings/networksettings/wlan/wextensions.cpp b/noncore/settings/networksettings/wlan/wextensions.cpp index 16654bb..827d075 100644 --- a/noncore/settings/networksettings/wlan/wextensions.cpp +++ b/noncore/settings/networksettings/wlan/wextensions.cpp @@ -97,12 +97,15 @@ double WExtensions::frequency(){ */ int WExtensions::channel(){ if(!hasWirelessExtensions) return 0; if ( 0 != ioctl( fd, SIOCGIWFREQ, &iwr )) return 0; + + // http://www.elanix.com/pdf/an137e.pdf + 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; |