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authormickeyl <mickeyl>2003-04-03 14:17:03 (UTC)
committer mickeyl <mickeyl>2003-04-03 14:17:03 (UTC)
commitf62005c53c93148eaa13eac50ea6814a41afb216 (patch) (side-by-side diff)
tree93e7e626205fd9d06b5ac7c29e78be52ce749e5d
parente9eeb493c75bfe6078f40952e85e859fb71fe970 (diff)
downloadopie-f62005c53c93148eaa13eac50ea6814a41afb216.zip
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- ONetworkInterfaces are now QObjects
- add support for private IOCTLS - make buildChannelList() more safe in case of faulty drivers
Diffstat (more/less context) (ignore whitespace changes)
-rw-r--r--libopie2/opienet/onetutils.cpp59
-rw-r--r--libopie2/opienet/onetutils.h25
-rw-r--r--libopie2/opienet/onetwork.cpp127
-rw-r--r--libopie2/opienet/onetwork.h21
4 files changed, 178 insertions, 54 deletions
diff --git a/libopie2/opienet/onetutils.cpp b/libopie2/opienet/onetutils.cpp
index 8006f41..3e11b53 100644
--- a/libopie2/opienet/onetutils.cpp
+++ b/libopie2/opienet/onetutils.cpp
@@ -27,24 +27,34 @@
Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
#include <opie2/onetutils.h>
#include <net/if.h>
#include <cstdio>
using namespace std;
+#define IW_PRIV_TYPE_MASK 0x7000
+#define IW_PRIV_TYPE_NONE 0x0000
+#define IW_PRIV_TYPE_BYTE 0x1000
+#define IW_PRIV_TYPE_CHAR 0x2000
+#define IW_PRIV_TYPE_INT 0x4000
+#define IW_PRIV_TYPE_FLOAT 0x5000
+#define IW_PRIV_TYPE_ADDR 0x6000
+#define IW_PRIV_SIZE_FIXED 0x0800
+#define IW_PRIV_SIZE_MASK 0x07FF
+
/*======================================================================================
* OMacAddress
*======================================================================================*/
// static initializer for broadcast and unknown MAC Adresses
const unsigned char __broadcast[6] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
const OMacAddress& OMacAddress::broadcast = OMacAddress( __broadcast );
const unsigned char __unknown[6] = { 0x44, 0x44, 0x44, 0x44, 0x44, 0x44 };
const OMacAddress& OMacAddress::unknown = OMacAddress( __unknown );
//TODO: Incorporate Ethernet Manufacturer database here!
@@ -78,24 +88,73 @@ QString OMacAddress::toString() const
s.sprintf( "%.2X:%.2X:%.2X:%.2X:%.2X:%.2X",
_bytes[0]&0xff, _bytes[1]&0xff, _bytes[2]&0xff,
_bytes[3]&0xff, _bytes[4]&0xff, _bytes[5]&0xff );
return s;
}
bool operator==( const OMacAddress &m1, const OMacAddress &m2 )
{
return memcmp( &m1._bytes, &m2._bytes, 6 ) == 0;
}
+
+/*======================================================================================
+ * OHostAddress
+ *======================================================================================*/
+
+
+/*======================================================================================
+ * OPrivateIOCTL
+ *======================================================================================*/
+
+OPrivateIOCTL::OPrivateIOCTL( QObject* parent, const char* name, int cmd, int getargs, int setargs )
+ :QObject( parent, name ), _ioctl( cmd ), _getargs( getargs ), _setargs( setargs )
+{
+}
+
+
+OPrivateIOCTL::~OPrivateIOCTL()
+{
+}
+
+
+inline int OPrivateIOCTL::numberGetArgs() const
+{
+ return _getargs & IW_PRIV_SIZE_MASK;
+}
+
+
+inline int OPrivateIOCTL::typeGetArgs() const
+{
+ return _getargs & IW_PRIV_TYPE_MASK >> 12;
+}
+
+
+inline int OPrivateIOCTL::numberSetArgs() const
+{
+ return _setargs & IW_PRIV_SIZE_MASK;
+}
+
+
+inline int OPrivateIOCTL::typeSetArgs() const
+{
+ return _setargs & IW_PRIV_TYPE_MASK >> 12;
+}
+
+
+/*======================================================================================
+ * assorted functions
+ *======================================================================================*/
+
void dumpBytes( const unsigned char* data, int num )
{
printf( "Dumping %d bytes @ %0x", num, data );
printf( "-------------------------------------------\n" );
for ( int i = 0; i < num; ++i )
{
printf( "%02x ", data[i] );
if ( !((i+1) % 32) ) printf( "\n" );
}
printf( "\n\n" );
}
diff --git a/libopie2/opienet/onetutils.h b/libopie2/opienet/onetutils.h
index 0dabe8d..6640515 100644
--- a/libopie2/opienet/onetutils.h
+++ b/libopie2/opienet/onetutils.h
@@ -27,26 +27,30 @@
Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
#ifndef ONETUTILS_H
#define ONETUTILS_H
#include <qdict.h>
#include <qmap.h>
#include <qstring.h>
#include <qhostaddress.h>
+#include <qobject.h>
+
+#include <sys/types.h>
struct ifreq;
+class OWirelessNetworkInterface;
/*======================================================================================
* OMacAddress
*======================================================================================*/
class OMacAddress
{
public:
OMacAddress( unsigned char* );
OMacAddress( const unsigned char* );
OMacAddress( struct ifreq& );
~OMacAddress();
@@ -71,24 +75,45 @@ bool operator==( const OMacAddress &m1, const OMacAddress &m2 );
* OHostAddress
*======================================================================================*/
class OHostAddress : public QHostAddress
{
public:
OHostAddress();
~OHostAddress();
};
/*======================================================================================
+ * OPrivateIOCTL
+ *======================================================================================*/
+
+class OPrivateIOCTL : public QObject
+{
+ public:
+ OPrivateIOCTL( QObject* parent, const char* name, int cmd, int getargs, int setargs );
+ ~OPrivateIOCTL();
+
+ int numberGetArgs() const;
+ int typeGetArgs() const;
+ int numberSetArgs() const;
+ int typeSetArgs() const;
+
+ private:
+ u_int32_t _ioctl;
+ u_int16_t _getargs;
+ u_int16_t _setargs;
+};
+
+ /*======================================================================================
* Miscellaneous
*======================================================================================*/
/* dump bytes */
void dumpBytes( const unsigned char* data, int num );
/* Network to host order macros */
#ifdef LBL_ALIGN
#define EXTRACT_16BITS(p) \
((u_int16_t)((u_int16_t)*((const u_int8_t *)(p) + 0) << 8 | \
diff --git a/libopie2/opienet/onetwork.cpp b/libopie2/opienet/onetwork.cpp
index ac2857a..2548a04 100644
--- a/libopie2/opienet/onetwork.cpp
+++ b/libopie2/opienet/onetwork.cpp
@@ -83,30 +83,30 @@ void ONetwork::synchronize()
}
QTextStream s( &f );
s.readLine();
s.readLine();
while ( !s.atEnd() )
{
s >> str;
str.truncate( str.find( ':' ) );
qDebug( "ONetwork: found interface '%s'", (const char*) str );
ONetworkInterface* iface;
if ( isWirelessInterface( str ) )
{
- iface = new OWirelessNetworkInterface( str );
+ iface = new OWirelessNetworkInterface( this, str );
qDebug( "ONetwork: interface '%s' has Wireless Extensions", (const char*) str );
}
else
{
- iface = new ONetworkInterface( str );
+ iface = new ONetworkInterface( this, str );
}
_interfaces.insert( str, iface );
s.readLine();
}
}
ONetworkInterface* ONetwork::interface( QString iface ) const
{
return _interfaces[iface];
}
@@ -117,82 +117,83 @@ ONetwork* ONetwork::instance()
return _instance;
}
ONetwork::InterfaceIterator ONetwork::iterator() const
{
return ONetwork::InterfaceIterator( _interfaces );
}
bool ONetwork::isWirelessInterface( const char* name ) const
{
- int sfd = socket( AF_INET, SOCK_DGRAM, 0 );
+ int sfd = socket( AF_INET, SOCK_STREAM, 0 );
iwreqstruct iwr;
memset( &iwr, 0, sizeof( iwreqstruct ) );
strcpy( (char*) &iwr.ifr_name, name );
int result = ::ioctl( sfd, SIOCGIWNAME, &iwr );
if ( result == -1 )
qDebug( "ONetwork::ioctl(): SIOCGIWNAME failed: %d (%s)", result, strerror( errno ) );
else
qDebug( "ONetwork::ioctl(): SIOCGIWNAME ok." );
return ( result != -1 );
}
/*======================================================================================
* ONetworkInterface
*======================================================================================*/
-ONetworkInterface::ONetworkInterface( const QString& name )
- :_name( name ), _sfd( socket( AF_INET, SOCK_DGRAM, 0 ) ), _mon( 0 )
+ONetworkInterface::ONetworkInterface( QObject* parent, const char* name )
+ :QObject( parent, name ),
+ _sfd( socket( AF_INET, SOCK_DGRAM, 0 ) ), _mon( 0 )
{
qDebug( "ONetworkInterface::ONetworkInterface()" );
init();
}
ifreqstruct& ONetworkInterface::ifr() const
{
return _ifr;
}
void ONetworkInterface::init()
{
qDebug( "ONetworkInterface::init()" );
memset( &_ifr, 0, sizeof( struct ifreq ) );
if ( _sfd == -1 )
{
- qDebug( "ONetworkInterface::init(): Warning - can't get socket for device '%s'", (const char*) _name );
+ qDebug( "ONetworkInterface::init(): Warning - can't get socket for device '%s'", name() );
return;
}
}
bool ONetworkInterface::ioctl( int call, ifreqstruct& ifreq ) const
{
int result = ::ioctl( _sfd, call, &ifreq );
if ( result == -1 )
qDebug( "ONetworkInterface::ioctl(): Call %d - Status: Failed: %d (%s)", call, result, strerror( errno ) );
else
qDebug( "ONetworkInterface::ioctl(): Call %d - Status: Ok.", call );
return ( result != -1 );
}
bool ONetworkInterface::ioctl( int call ) const
{
- strcpy( _ifr.ifr_name, (const char*) _name );
+ strcpy( _ifr.ifr_name, name() );
return ioctl( call, _ifr );
}
bool ONetworkInterface::isLoopback() const
{
ioctl( SIOCGIFFLAGS );
return _ifr.ifr_flags & IFF_LOOPBACK;
}
bool ONetworkInterface::setUp( bool b )
@@ -231,40 +232,34 @@ OMacAddress ONetworkInterface::macAddress() const
return OMacAddress( _ifr );
}
else
{
return OMacAddress::unknown;
}
}
void ONetworkInterface::setMonitoring( OMonitoringInterface* m )
{
_mon = m;
- qDebug( "ONetwork::setMonitoring(): Installed monitoring driver '%s' on interface '%s'", (const char*) m->name(), (const char*) _name );
+ qDebug( "ONetwork::setMonitoring(): Installed monitoring driver '%s' on interface '%s'", (const char*) m->name(), name() );
}
OMonitoringInterface* ONetworkInterface::monitoring() const
{
return _mon;
}
-const QString& ONetworkInterface::name() const
-{
- return _name;
-}
-
-
ONetworkInterface::~ONetworkInterface()
{
qDebug( "ONetworkInterface::~ONetworkInterface()" );
if ( _sfd != -1 ) ::close( _sfd );
}
bool ONetworkInterface::setPromiscuousMode( bool b )
{
ioctl( SIOCGIFFLAGS );
if ( b ) _ifr.ifr_flags |= IFF_PROMISC;
else _ifr.ifr_flags &= (~IFF_PROMISC);
@@ -359,75 +354,49 @@ void OChannelHopper::setInterval( int interval )
int OChannelHopper::interval() const
{
return _interval;
}
/*======================================================================================
* OWirelessNetworkInterface
*======================================================================================*/
-OWirelessNetworkInterface::OWirelessNetworkInterface( const QString& name )
- :ONetworkInterface( name ), _hopper( 0 )
+OWirelessNetworkInterface::OWirelessNetworkInterface( QObject* parent, const char* name )
+ :ONetworkInterface( parent, name ), _hopper( 0 )
{
qDebug( "OWirelessNetworkInterface::OWirelessNetworkInterface()" );
init();
}
OWirelessNetworkInterface::~OWirelessNetworkInterface()
{
}
iwreqstruct& OWirelessNetworkInterface::iwr() const
{
return _iwr;
}
void OWirelessNetworkInterface::init()
{
qDebug( "OWirelessNetworkInterface::init()" );
-
memset( &_iwr, 0, sizeof( struct iwreq ) );
-
- // IEEE802.11(b) radio frequency channels
-
- iwrangestruct range;
- //ML: work around an ugly HostAP bug, which needs
- //ML: extra space or will complain with "invalid argument length"... :-(
- //ML: But don't allocate too much or prism2_usb will segfault *sigh*
- char __extraBufferForBuggyDrivers[20];
-
- qDebug( "sizeof(iwrangestruct)=%d, sizeof range=%d, sizeof range*2=%d", sizeof(iwrangestruct), sizeof range, (sizeof range)*2 );
-
- _iwr.u.data.pointer = (char*) &range;
- _iwr.u.data.length = sizeof(iwrangestruct)+20;
- _iwr.u.data.flags = 0;
- if ( !wioctl( SIOCGIWRANGE ) )
- {
- qDebug( "OWirelessNetworkInterface::init(): SIOCGIWRANGE failed (%s)", strerror( errno ) );
- return;
- }
-
- qDebug( "OWirelessNetworkInterface::init(): Interface %s reported to have %d channels.", (const char*) _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 );
- _channels.insert( freq, i+1 );
- }
+ buildChannelList();
+ buildPrivateList();
}
QString OWirelessNetworkInterface::associatedAP() const
{
//FIXME: use OMacAddress
QString mac;
if ( ioctl( SIOCGIWAP ) )
{
mac.sprintf( "%.2X:%.2X:%.2X:%.2X:%.2X:%.2X",
_ifr.ifr_hwaddr.sa_data[0]&0xff,
@@ -436,24 +405,91 @@ QString OWirelessNetworkInterface::associatedAP() const
_ifr.ifr_hwaddr.sa_data[3]&0xff,
_ifr.ifr_hwaddr.sa_data[4]&0xff,
_ifr.ifr_hwaddr.sa_data[5]&0xff );
}
else
{
mac = "<Unknown>";
}
return mac;
}
+void OWirelessNetworkInterface::buildChannelList()
+{
+ // IEEE802.11(b) radio frequency channels
+ struct iw_range range;
+
+ //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
+ //ML: SIOCGIWRANGE otherwise they fail with "Invalid Argument Length".
+ //ML: The Wlan-NG drivers on the otherside fail (segfault!) if you allocate
+ //ML: _too much_ space. This is damn shitty crap *sigh*
+
+ _iwr.u.data.pointer = (char*) &range;
+ _iwr.u.data.length = IW_MAX_FREQUENCIES; //sizeof range;
+ _iwr.u.data.flags = 0;
+
+ if ( !wioctl( SIOCGIWRANGE ) )
+ {
+ qDebug( "OWirelessNetworkInterface::buildChannelList(): SIOCGIWRANGE failed (%s) - defaulting to 11 channels", strerror( errno ) );
+ _channels.insert( 2412, 1 ); // 2.412 GHz
+ _channels.insert( 2417, 2 ); // 2.417 GHz
+ _channels.insert( 2422, 3 ); // 2.422 GHz
+ _channels.insert( 2427, 4 ); // 2.427 GHz
+ _channels.insert( 2432, 5 ); // 2.432 GHz
+ _channels.insert( 2437, 6 ); // 2.437 GHz
+ _channels.insert( 2442, 7 ); // 2.442 GHz
+ _channels.insert( 2447, 8 ); // 2.447 GHz
+ _channels.insert( 2452, 9 ); // 2.452 GHz
+ _channels.insert( 2457, 10 ); // 2.457 GHz
+ _channels.insert( 2462, 11 ); // 2.462 GHz
+ }
+ else
+ {
+ qDebug( "OWirelessNetworkInterface::buildChannelList(): 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 );
+ _channels.insert( freq, i+1 );
+ }
+ }
+ qDebug( "OWirelessNetworkInterface::buildChannelList(): Channel list constructed." );
+}
+
+
+void OWirelessNetworkInterface::buildPrivateList()
+{
+ qDebug( "OWirelessNetworkInterface::buildPrivateList()" );
+
+ struct iw_priv_args priv[IW_MAX_PRIV_DEF];
+
+ _iwr.u.data.pointer = (char*) &priv;
+ _iwr.u.data.length = IW_MAX_PRIV_DEF; // length in terms of number of (sizeof iw_priv_args), not (sizeof iw_priv_args) itself
+ _iwr.u.data.flags = 0;
+
+ if ( !wioctl( SIOCGIWPRIV ) )
+ {
+ qDebug( "OWirelessNetworkInterface::buildPrivateList(): SIOCGIWPRIV failed (%s) - can't get private ioctl information.", strerror( errno ) );
+ return;
+ }
+
+ for ( int i = 0; i < _iwr.u.data.length; ++i )
+ {
+ new OPrivateIOCTL( this, priv[i].name, priv[i].cmd, priv[i].get_args, priv[i].set_args );
+ }
+ qDebug( "OWirelessNetworkInterface::buildPrivateList(): Private IOCTL list constructed." );
+}
+
+
int OWirelessNetworkInterface::channel() const
{
//FIXME: When monitoring enabled, then use it
//FIXME: to gather the current RF channel
//FIXME: Until then, get active channel from hopper.
if ( _hopper && _hopper->isActive() )
return _hopper->channel();
if ( !wioctl( SIOCGIWFREQ ) )
{
return -1;
}
@@ -495,24 +531,25 @@ double OWirelessNetworkInterface::frequency() const
int OWirelessNetworkInterface::channels() const
{
return _channels.count();
}
void OWirelessNetworkInterface::setChannelHopping( int interval )
{
if ( !_hopper ) _hopper = new OChannelHopper( this );
_hopper->setInterval( interval );
//FIXME: When and by whom will the channel hopper be deleted?
+ //TODO: rely on QObject hierarchy
}
int OWirelessNetworkInterface::channelHopping() const
{
return _hopper->interval();
}
void OWirelessNetworkInterface::setMonitorMode( bool b )
{
if ( _mon )
@@ -573,25 +610,25 @@ bool OWirelessNetworkInterface::wioctl( int call, iwreqstruct& iwreq ) const
{
int result = ::ioctl( _sfd, call, &iwreq );
if ( result == -1 )
qDebug( "ONetworkInterface::wioctl(): Call %d - Status: Failed: %d (%s)", call, result, strerror( errno ) );
else
qDebug( "ONetworkInterface::wioctl(): Call %d - Status: Ok.", call );
return ( result != -1 );
}
bool OWirelessNetworkInterface::wioctl( int call ) const
{
- strcpy( _iwr.ifr_name, (const char*) _name );
+ strcpy( _iwr.ifr_name, name() );
return wioctl( call, _iwr );
}
/*======================================================================================
* OMonitoringInterface
*======================================================================================*/
OMonitoringInterface::OMonitoringInterface( ONetworkInterface* iface )
:_enabled( false ), _if( static_cast<OWirelessNetworkInterface*>( iface ) )
{
}
diff --git a/libopie2/opienet/onetwork.h b/libopie2/opienet/onetwork.h
index b57ac3f..acf2f69 100644
--- a/libopie2/opienet/onetwork.h
+++ b/libopie2/opienet/onetwork.h
@@ -40,24 +40,27 @@
#include <qdict.h>
#include <qmap.h>
#include <qobject.h>
#include <qhostaddress.h>
/* OPIE */
#include <opie2/onetutils.h>
#ifndef IFNAMSIZ
#define IFNAMSIZ 16
#endif
+#ifndef IW_MAX_PRIV_DEF
+#define IW_MAX_PRIV_DEF 128
+#endif
// ML: Yeah, I hate to include kernel headers, but it's necessary here
// ML: Here comes an ugly hack to prevent <linux/wireless.h> including <linux/if.h>
// ML: which conflicts with the user header <net/if.h>
// ML: We really a user header for the Wireless Extensions, something like <net/wireless.h>
// ML: I will drop Jean an mail on that subject
#include <net/if.h>
#define _LINUX_IF_H
#include <linux/wireless.h>
#ifndef SIOCIWFIRSTPRIV
@@ -99,50 +102,48 @@ class ONetwork : public QObject
void synchronize();
private:
static ONetwork* _instance;
InterfaceMap _interfaces;
};
/*======================================================================================
* ONetworkInterface
*======================================================================================*/
-class ONetworkInterface
+class ONetworkInterface : public QObject
{
friend class OMonitoringInterface;
friend class OCiscoMonitoringInterface;
friend class OWlanNGMonitoringInterface;
friend class OHostAPMonitoringInterface;
friend class OOrinocoMonitoringInterface;
public:
- ONetworkInterface( const QString& name );
+ ONetworkInterface( QObject* parent, const char* name );
virtual ~ONetworkInterface();
- const QString& name() const;
void setMonitoring( OMonitoringInterface* );
OMonitoringInterface* monitoring() const;
bool setPromiscuousMode( bool );
bool promiscuousMode() const;
bool setUp( bool );
bool isUp() const;
bool isLoopback() const;
bool isWireless() const;
QString ipV4Address() const;
OMacAddress macAddress() const;
protected:
- const QString _name;
const int _sfd;
mutable ifreqstruct _ifr;
OMonitoringInterface* _mon;
protected:
ifreqstruct& ifr() const;
virtual void init();
bool ioctl( int call ) const;
bool ioctl( int call, ifreqstruct& ) const;
};
/*======================================================================================
@@ -176,25 +177,25 @@ class OChannelHopper : public QObject
class OWirelessNetworkInterface : public ONetworkInterface
{
friend class OMonitoringInterface;
friend class OCiscoMonitoringInterface;
friend class OWlanNGMonitoringInterface;
friend class OHostAPMonitoringInterface;
friend class OOrinocoMonitoringInterface;
public:
enum Mode { AdHoc, Managed, Monitor };
- OWirelessNetworkInterface( const QString& name );
+ OWirelessNetworkInterface( QObject* parent, const char* name );
virtual ~OWirelessNetworkInterface();
virtual void setChannel( int ) const;
virtual int channel() const;
virtual double frequency() const;
virtual int channels() const;
//virtual double frequency(int) const;
virtual void setMode( Mode ) {};
virtual bool mode() const {};
virtual void setMonitorMode( bool );
@@ -204,33 +205,35 @@ class OWirelessNetworkInterface : public ONetworkInterface
virtual int channelHopping() const;
virtual void setNickName( const QString& ) {};
virtual QString nickName() const;
virtual bool isAssociated() const {};
virtual QString associatedAP() const;
virtual void setSSID( const QString& );
virtual QString SSID() const;
protected:
- mutable iwreqstruct _iwr;
- QMap<int,int> _channels;
-
- protected:
+ void buildChannelList();
+ void buildPrivateList();
virtual void init();
iwreqstruct& iwr() const;
bool wioctl( int call ) const;
bool wioctl( int call, iwreqstruct& ) const;
+ protected:
+ mutable iwreqstruct _iwr;
+ QMap<int,int> _channels;
+
private:
OChannelHopper* _hopper;
};
/*======================================================================================
* OMonitoringInterface
*======================================================================================*/
class OMonitoringInterface
{