Diffstat (limited to 'noncore/settings/networksettings/wlan/wextensions.cpp') (more/less context) (show 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 8a9db66..64d8752 100644 --- a/noncore/settings/networksettings/wlan/wextensions.cpp +++ b/noncore/settings/networksettings/wlan/wextensions.cpp @@ -48,52 +48,55 @@ WExtensions::WExtensions(QString interfaceName): hasWirelessExtensions(false), i /** * @return QString the station name of the access point. */ QString WExtensions::station(){ if(!hasWirelessExtensions) return QString(); const char* buffer[200]; iwr.u.data.pointer = (caddr_t) buffer; iwr.u.data.length = IW_ESSID_MAX_SIZE; iwr.u.data.flags = 0; if ( 0 == ioctl( fd, SIOCGIWNICKN, &iwr )){ buffer[(unsigned int) iwr.u.data.length-1] = '\0'; return (const char*) buffer; } return QString::null; } /** * @return QString the essid of the host 802.11 access point. */ QString WExtensions::essid(){ if(!hasWirelessExtensions) return QString(); const char* buffer[200]; + memset(buffer,0x00,200); iwr.u.data.pointer = (caddr_t) buffer; iwr.u.data.length = IW_ESSID_MAX_SIZE; iwr.u.data.flags = 0; if ( 0 == ioctl( fd, SIOCGIWESSID, &iwr )){ + if (iwr.u.essid.length > IW_ESSID_MAX_SIZE) + iwr.u.essid.length = IW_ESSID_MAX_SIZE; buffer[(unsigned int) iwr.u.essid.length] = '\0'; return (const char*) buffer; } return QString::null; } /** * @return QString the mode of interface */ QString WExtensions::mode(){ if(!hasWirelessExtensions) return QString(); if ( 0 == ioctl( fd, SIOCGIWMODE, &iwr ) ) return QString("%1").arg(iwr.u.mode == IW_MODE_ADHOC ? "Ad-Hoc" : "Managed"); return QString(); } /** * Get the frequency that the interface is running at. * @return int the frequency that the interfacae is running at. */ double WExtensions::frequency(){ if(!hasWirelessExtensions) return 0; |