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authormickeyl <mickeyl>2003-10-11 23:54:03 (UTC)
committer mickeyl <mickeyl>2003-10-11 23:54:03 (UTC)
commita8fe3ba1544ca2a2ad2559e3094acbb284cc7783 (patch) (side-by-side diff)
treeef60fa83b396d16580f5ce7ab2b5c147fbceeabf /libopie2
parente6273e146d3ef3f9387fbc3b6a214f9b3d08221e (diff)
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add scanning skeleton (wip)
Diffstat (limited to 'libopie2') (more/less context) (show whitespace changes)
-rw-r--r--libopie2/examples/opienet/onetworkdemo/onetworkdemo.cpp12
-rw-r--r--libopie2/opienet/onetwork.cpp113
-rw-r--r--libopie2/opienet/onetwork.h29
3 files changed, 131 insertions, 23 deletions
diff --git a/libopie2/examples/opienet/onetworkdemo/onetworkdemo.cpp b/libopie2/examples/opienet/onetworkdemo/onetworkdemo.cpp
index 607d8f1..fc2026f 100644
--- a/libopie2/examples/opienet/onetworkdemo/onetworkdemo.cpp
+++ b/libopie2/examples/opienet/onetworkdemo/onetworkdemo.cpp
@@ -56,6 +56,18 @@ int main( int argc, char** argv )
iface->setMode( "managed" );
+ // network scan
+
+ int stations = iface->scanNetwork();
+ if ( stations != -1 )
+ {
+ qDebug( "DEMO: # of stations around = %d", stations );
+ }
+ else
+ {
+ qDebug( "DEMO: Warning! Scan didn't work!" );
+ }
+
/*
// first some wrong calls to check if this is working
diff --git a/libopie2/opienet/onetwork.cpp b/libopie2/opienet/onetwork.cpp
index dc2e388..be45924 100644
--- a/libopie2/opienet/onetwork.cpp
+++ b/libopie2/opienet/onetwork.cpp
@@ -76,6 +76,7 @@ void ONetwork::synchronize()
// gather available interfaces by inspecting /proc/net/dev
//FIXME: we could use SIOCGIFCONF here, but we aren't interested in virtual (e.g. eth0:0) devices
//FIXME: Use SIOCGIFCONF anway, because we can disable listing of aliased devices
+ //FIXME: Best is use SIOCGIFCONF and if this doesn't work (result=-1), then fallback to parsing /proc/net/dev
_interfaces.clear();
QString str;
@@ -188,9 +189,9 @@ bool ONetworkInterface::ioctl( int call, struct ifreq& ifreq ) const
{
int result = ::ioctl( _sfd, call, &ifreq );
if ( result == -1 )
- qDebug( "ONetworkInterface::ioctl (%s) call %d - Status: Failed: %d (%s)", name(), call, result, strerror( errno ) );
+ qDebug( "ONetworkInterface::ioctl (%s) call %d (0x%04X) - Status: Failed: %d (%s)", name(), call, call, result, strerror( errno ) );
else
- qDebug( "ONetworkInterface::ioctl (%s) call %d - Status: Ok.", name(), call );
+ qDebug( "ONetworkInterface::ioctl (%s) call %d (0x%04X) - Status: Ok.", name(), call, call );
return ( result != -1 );
}
@@ -454,8 +455,16 @@ void OWirelessNetworkInterface::init()
{
qDebug( "OWirelessNetworkInterface::init()" );
memset( &_iwr, 0, sizeof( struct iwreq ) );
- buildChannelList();
+ buildInformation();
buildPrivateList();
+ dumpInformation();
+}
+
+
+bool OWirelessNetworkInterface::isAssociated() const
+{
+ //FIXME: handle different modes
+ return associatedAP() != "44:44:44:44:44:44";
}
@@ -482,7 +491,7 @@ QString OWirelessNetworkInterface::associatedAP() const
}
-void OWirelessNetworkInterface::buildChannelList()
+void OWirelessNetworkInterface::buildInformation()
{
//ML: If you listen carefully enough, you can hear lots of WLAN drivers suck
//ML: The HostAP drivers need more than sizeof struct_iw range to complete
@@ -505,7 +514,7 @@ void OWirelessNetworkInterface::buildChannelList()
if ( ::ioctl( _sfd, SIOCGIWRANGE, &wrq ) == -1 )
{
- qDebug( "OWirelessNetworkInterface::buildChannelList(): SIOCGIWRANGE failed (%s) - defaulting to 11 channels", strerror( errno ) );
+ qDebug( "OWirelessNetworkInterface::buildInformation(): SIOCGIWRANGE failed (%s) - using default values.", strerror( errno ) );
_channels.insert( 2412, 1 ); // 2.412 GHz
_channels.insert( 2417, 2 ); // 2.417 GHz
_channels.insert( 2422, 3 ); // 2.422 GHz
@@ -517,6 +526,8 @@ void OWirelessNetworkInterface::buildChannelList()
_channels.insert( 2452, 9 ); // 2.452 GHz
_channels.insert( 2457, 10 ); // 2.457 GHz
_channels.insert( 2462, 11 ); // 2.462 GHz
+
+ memset( &_range, 0, sizeof( struct iw_range ) );
}
else
{
@@ -527,15 +538,15 @@ void OWirelessNetworkInterface::buildChannelList()
max = r;
if (max > 0)
{
- qWarning( "OWirelessNetworkInterface::buildChannelList(): Driver for wireless interface '%s'"
- "overwrote buffer end with at least %i bytes!\n", name(), max - sizeof( struct iw_range ) );
+ qWarning( "OWirelessNetworkInterface::buildInformation(): Driver for wireless interface '%s' sucks!\n"
+ "It overwrote the buffer end with at least %i bytes!\n", name(), max - sizeof( struct iw_range ) );
}
// </check if the driver overwrites stuff>
struct iw_range range;
memcpy( &range, buffer, sizeof range );
- qDebug( "OWirelessNetworkInterface::buildChannelList(): Interface %s reported to have %d channels.", name(), range.num_frequency );
+ qDebug( "OWirelessNetworkInterface::buildInformation(): Interface %s reported to have %d channels.", name(), range.num_frequency );
for ( int i = 0; i < range.num_frequency; ++i )
{
int freq = (int) ( double( range.freq[i].m ) * pow( 10.0, range.freq[i].e ) / 1000000.0 );
@@ -543,7 +554,8 @@ void OWirelessNetworkInterface::buildChannelList()
}
}
- qDebug( "OWirelessNetworkInterface::buildChannelList(): Channel list constructed." );
+ memcpy( &_range, buffer, sizeof( struct iw_range ) );
+ qDebug( "OWirelessNetworkInterface::buildInformation(): Information block constructed." );
free(buffer);
}
@@ -572,6 +584,17 @@ void OWirelessNetworkInterface::buildPrivateList()
}
+void OWirelessNetworkInterface::dumpInformation() const
+{
+ qDebug( "OWirelessNetworkInterface::() -------------- dumping information block ----------------" );
+
+ qDebug( " - driver's idea of maximum throughput is %d bps = %d byte/s = %d Kb/s = %f.2 Mb/s", _range.throughput, _range.throughput / 8, _range.throughput / 8 / 1024, float( _range.throughput ) / 8.0 / 1024.0 / 1024.0 );
+ qDebug( " - driver for '%s' has been compiled against WE V%d (source=V%d)", name(), _range.we_version_compiled, _range.we_version_source );
+
+ qDebug( "OWirelessNetworkInterface::() ---------------------------------------------------------" );
+}
+
+
int OWirelessNetworkInterface::channel() const
{
//FIXME: When monitoring enabled, then use it
@@ -661,9 +684,7 @@ void OWirelessNetworkInterface::setMode( const QString& mode )
else if ( mode == "master" ) _iwr.u.mode = IW_MODE_MASTER;
else if ( mode == "repeater" ) _iwr.u.mode = IW_MODE_REPEAT;
else if ( mode == "secondary" ) _iwr.u.mode = IW_MODE_SECOND;
- #if WIRELESS_EXT > 14
else if ( mode == "monitor" ) _iwr.u.mode = IW_MODE_MONITOR;
- #endif
else
{
qDebug( "ONetwork: Warning! Invalid IEEE 802.11 mode '%s' specified.", (const char*) mode );
@@ -687,9 +708,7 @@ QString OWirelessNetworkInterface::mode() const
case IW_MODE_MASTER: return "master";
case IW_MODE_REPEAT: return "repeater";
case IW_MODE_SECOND: return "secondary";
- #if WIRELESS_EXT > 14
case IW_MODE_MONITOR: return "monitor";
- #endif
default: assert( 0 ); // shouldn't happen
}
}
@@ -708,7 +727,8 @@ bool OWirelessNetworkInterface::monitorMode() const
{
qDebug( "dataLinkType = %d", dataLinkType() );
return ( dataLinkType() == ARPHRD_IEEE80211 || dataLinkType() == 802 );
- // 802 is the header type for PRISM - Linux support for this is pending...
+ //FIXME: 802 is the header type for PRISM - Linux support for this is pending...
+ //FIXME: What is 119, by the way?
}
@@ -800,13 +820,74 @@ void OWirelessNetworkInterface::setSSID( const QString& ssid )
}
+int OWirelessNetworkInterface::scanNetwork()
+{
+ _iwr.u.param.flags = IW_SCAN_DEFAULT;
+ _iwr.u.param.value = 0;
+ if ( !wioctl( SIOCSIWSCAN ) )
+ {
+ return -1;
+ }
+
+ int timeout = 1000000;
+
+ qDebug( "ONetworkInterface::scanNetwork() - scan started." );
+
+ bool results = false;
+ struct timeval tv;
+ tv.tv_sec = 0;
+ tv.tv_usec = 250000; // initial timeout ~ 250ms
+ char buffer[IW_SCAN_MAX_DATA];
+
+ while ( !results && timeout > 0 )
+ {
+ timeout -= tv.tv_usec;
+ select( 0, 0, 0, 0, &tv );
+
+ _iwr.u.data.pointer = &buffer[0];
+ _iwr.u.data.flags = 0;
+ _iwr.u.data.length = sizeof buffer;
+ if ( wioctl( SIOCGIWSCAN ) )
+ {
+ results = true;
+ continue;
+ }
+ else if ( errno == EAGAIN)
+ {
+ qDebug( "ONetworkInterface::scanNetwork() - scan in progress..." );
+ #if 0
+ if ( qApp )
+ {
+ qApp->processEvents( 100 );
+ continue;
+ }
+ #endif
+ tv.tv_sec = 0;
+ tv.tv_usec = 100000;
+ continue;
+ }
+ }
+
+ qDebug( "ONetworkInterface::scanNetwork() - scan finished." );
+
+ if ( results )
+ {
+ qDebug( " - results are in!" );
+ }
+ else
+ {
+ qDebug( " - no results :(" );
+ }
+}
+
+
bool OWirelessNetworkInterface::wioctl( int call, struct iwreq& iwreq ) const
{
int result = ::ioctl( _sfd, call, &iwreq );
if ( result == -1 )
- qDebug( "ONetworkInterface::wioctl (%s) call %d - Status: Failed: %d (%s)", name(), call, result, strerror( errno ) );
+ qDebug( "ONetworkInterface::wioctl (%s) call %d (0x%04X) - Status: Failed: %d (%s)", name(), call, call, result, strerror( errno ) );
else
- qDebug( "ONetworkInterface::wioctl (%s) call %d - Status: Ok.", name(), call );
+ qDebug( "ONetworkInterface::wioctl (%s) call %d (0x%04X) - Status: Ok.", name(), call, call );
return ( result != -1 );
}
diff --git a/libopie2/opienet/onetwork.h b/libopie2/opienet/onetwork.h
index b170ea2..e1545dd 100644
--- a/libopie2/opienet/onetwork.h
+++ b/libopie2/opienet/onetwork.h
@@ -361,7 +361,7 @@ class OWirelessNetworkInterface : public ONetworkInterface
* the proper @ref OMonitoringInterface to be associated with the interface.
* @see OMonitoringInterface
*/
- virtual void setMonitorMode( bool ); //FIXME: ==> setMode( "monitor" );
+ virtual void setMonitorMode( bool ); //FIXME: ==> setMode( "monitor" ); Use IW_MONITOR first, if this doesn't work, then use iwpriv!
/**
* @returns true if the device is listening in IEEE 802.11 monitor mode
*/
@@ -397,12 +397,14 @@ class OWirelessNetworkInterface : public ONetworkInterface
*/
virtual bool hasPrivate( const QString& command );
virtual void getPrivate( const QString& command ); //FIXME: Implement and document this
-
- virtual bool isAssociated() const {}; //FIXME: Implement and document this
/**
- * @returns the MAC address of the Access Point if the
- * device is in infrastructure mode. @returns a (more or less random) CELL
- * address if the device is in adhoc mode.
+ * @returns true if the interface is associated to an access point
+ * @note: This information is only valid if the interface is in managed mode.
+ */
+ virtual bool isAssociated() const;
+ /**
+ * @returns the MAC address of the Access Point if the device is in infrastructure mode.
+ * @returns a (more or less random) cell ID address if the device is in adhoc mode.
*/
virtual QString associatedAP() const;
/**
@@ -414,10 +416,16 @@ class OWirelessNetworkInterface : public ONetworkInterface
* @returns the current SSID (Service Set ID).
*/
virtual QString SSID() const;
+ /**
+ * Perform scanning the wireless network neighbourhood.
+ * @note: UNSTABLE API - UNDER CONSTRUCTION - DON'T USE!
+ */
+ virtual int scanNetwork();
protected:
- void buildChannelList();
+ void buildInformation();
void buildPrivateList();
+ void dumpInformation() const;
virtual void init();
struct iwreq& iwr() const;
bool wioctl( int call ) const;
@@ -426,6 +434,7 @@ class OWirelessNetworkInterface : public ONetworkInterface
protected:
mutable struct iwreq _iwr;
QMap<int,int> _channels;
+ struct iw_range _range;
private:
OChannelHopper* _hopper;
@@ -475,10 +484,12 @@ class OCiscoMonitoringInterface : public OMonitoringInterface
};
+
/*======================================================================================
* OWlanNGMonitoringInterface
*======================================================================================*/
+
class OWlanNGMonitoringInterface : public OMonitoringInterface
{
public:
@@ -492,10 +503,12 @@ class OWlanNGMonitoringInterface : public OMonitoringInterface
};
+
/*======================================================================================
* OHostAPMonitoringInterface
*======================================================================================*/
+
class OHostAPMonitoringInterface : public OMonitoringInterface
{
public:
@@ -507,10 +520,12 @@ class OHostAPMonitoringInterface : public OMonitoringInterface
virtual QString name() const;
};
+
/*======================================================================================
* OOrinocoMonitoringInterface
*======================================================================================*/
+
class OOrinocoMonitoringInterface : public OMonitoringInterface
{
public: