Diffstat (limited to 'libopie2/opienet/onetwork.cpp') (more/less context) (ignore whitespace changes)
-rw-r--r-- | libopie2/opienet/onetwork.cpp | 37 |
1 files changed, 29 insertions, 8 deletions
diff --git a/libopie2/opienet/onetwork.cpp b/libopie2/opienet/onetwork.cpp index 16fa8ae..36f409b 100644 --- a/libopie2/opienet/onetwork.cpp +++ b/libopie2/opienet/onetwork.cpp @@ -1,68 +1,68 @@ /*
� � � � � � � � This file is part of the Opie Project
-� � � � � � � Copyright (C) 2003 by Michael 'Mickey' Lauer <mickey@Vanille.de>
- =.
+� � � � � � � Copyright (C) 2003-2004 by Michael 'Mickey' Lauer
+ =. <mickey@Vanille.de>
.=l.
� � � � � �.>+-=
�_;:, � � .> � �:=|. This program is free software; you can
.> <`_, � > �. � <= redistribute it and/or modify it under
:`=1 )Y*s>-.-- � : the terms of the GNU Library General Public
.="- .-=="i, � � .._ License as published by the Free Software
�- . � .-<_> � � .<> Foundation; either version 2 of the License,
� � �._= =} � � � : or (at your option) any later version.
� � .%`+i> � � � _;_.
� � .i_,=:_. � � �-<s. This program is distributed in the hope that
� � �+ �. �-:. � � � = it will be useful, but WITHOUT ANY WARRANTY;
� � : .. � �.:, � � . . . without even the implied warranty of
� � =_ � � � �+ � � =;=|` MERCHANTABILITY or FITNESS FOR A
� _.=:. � � � : � �:=>`: PARTICULAR PURPOSE. See the GNU
..}^=.= � � � = � � � ; Library General Public License for more
++= � -. � � .` � � .: details.
�: � � = �...= . :.=-
�-. � .:....=;==+<; You should have received a copy of the GNU
� -_. . . � )=. �= Library General Public License along with
� � -- � � � �:-=` this library; see the file COPYING.LIB.
If not, write to the Free Software Foundation,
Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
/* OPIE */
#include <opie2/onetwork.h>
#include <opie2/ostation.h>
#include <opie2/odebug.h>
/* QT */
#include <qfile.h>
#include <qtextstream.h>
/* UNIX */
#include <assert.h>
#include <arpa/inet.h>
#include <errno.h>
#include <string.h>
#include <stdlib.h>
#include <math.h>
#include <sys/ioctl.h>
#include <sys/socket.h>
#include <sys/types.h>
#include <unistd.h>
#include <linux/sockios.h>
#include <net/if_arp.h>
#include <stdarg.h>
#ifndef NODEBUG
#include <opie2/odebugmapper.h>
DebugMapper* debugmapper = new DebugMapper();
#endif
/*======================================================================================
* ONetwork
*======================================================================================*/
ONetwork* ONetwork::_instance = 0;
@@ -521,130 +521,137 @@ void OWirelessNetworkInterface::buildInformation() _channels.insert( 2457, 10 ); // 2.457 GHz
_channels.insert( 2462, 11 ); // 2.462 GHz
memset( &_range, 0, sizeof( struct iw_range ) );
}
else
{
// <check if the driver overwrites stuff>
int max = 0;
for ( int r = sizeof( struct iw_range ); r < len; r++ )
if (buffer[r] != 0)
max = r;
if (max > 0)
{
owarn << "OWirelessNetworkInterface::buildInformation(): Driver for wireless interface '" << name()
<< "' sucks! It overwrote the buffer end with at least " << max - sizeof( struct iw_range ) << " bytes!" << oendl;
}
// </check if the driver overwrites stuff>
struct iw_range range;
memcpy( &range, buffer, sizeof range );
odebug << "OWirelessNetworkInterface::buildInformation(): Interface reported to have " << (int) range.num_frequency << " channels." << oendl;
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 );
}
}
memcpy( &_range, buffer, sizeof( struct iw_range ) );
odebug << "OWirelessNetworkInterface::buildInformation(): Information block constructed." << oendl;
free(buffer);
}
void OWirelessNetworkInterface::buildPrivateList()
{
odebug << "OWirelessNetworkInterface::buildPrivateList()" << oendl;
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 ) )
{
owarn << "OWirelessNetworkInterface::buildPrivateList(): Can't get private ioctl information." << oendl;
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 );
}
odebug << "OWirelessNetworkInterface::buildPrivateList(): Private ioctl list constructed." << oendl;
}
void OWirelessNetworkInterface::dumpInformation() const
{
odebug << "OWirelessNetworkInterface::() -------------- dumping information block ----------------" << oendl;
- 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( " - 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' (V%d) has been compiled against WE V%d",
+ name(), _range.we_version_source, _range.we_version_compiled );
+
+ if ( _range.we_version_compiled != WIRELESS_EXT )
+ {
+ owarn << "Version mismatch! WE_DRIVER = " << _range.we_version_compiled << " and WE_OPIENET = " << WIRELESS_EXT << oendl;
+ }
odebug << "OWirelessNetworkInterface::() ---------------------------------------------------------" << oendl;
}
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;
}
else
{
return _channels[ static_cast<int>(double( _iwr.u.freq.m ) * pow( 10.0, _iwr.u.freq.e ) / 1000000) ];
}
}
void OWirelessNetworkInterface::setChannel( int c ) const
{
if ( !c )
{
oerr << "OWirelessNetworkInterface::setChannel( 0 ) called - fix your application!" << oendl;
return;
}
if ( !_mon )
{
memset( &_iwr, 0, sizeof( struct iwreq ) );
_iwr.u.freq.m = c;
_iwr.u.freq.e = 0;
wioctl( SIOCSIWFREQ );
}
else
{
_mon->setChannel( c );
}
}
double OWirelessNetworkInterface::frequency() const
{
if ( !wioctl( SIOCGIWFREQ ) )
{
return -1.0;
}
else
{
return double( _iwr.u.freq.m ) * pow( 10.0, _iwr.u.freq.e ) / 1000000000.0;
}
}
int OWirelessNetworkInterface::channels() const
{
return _channels.count();
}
@@ -904,132 +911,146 @@ OStationList* OWirelessNetworkInterface::scanNetwork() // parse results
int offset = 0;
struct iw_event* we = (struct iw_event*) &buffer[0];
while ( offset < _iwr.u.data.length )
{
//const char* cmd = *(*_ioctlmap)[we->cmd];
//if ( !cmd ) cmd = "<unknown>";
odebug << " - reading next event... cmd=" << we->cmd << ", len=" << we->len << oendl;
switch (we->cmd)
{
case SIOCGIWAP:
{
odebug << "SIOCGIWAP" << oendl;
stations->append( new OStation() );
stations->last()->macAddress = (const unsigned char*) &we->u.ap_addr.sa_data[0];
break;
}
case SIOCGIWMODE:
{
odebug << "SIOCGIWMODE" << oendl;
stations->last()->type = modeToString( we->u.mode );
break;
}
case SIOCGIWFREQ:
{
odebug << "SIOCGIWFREQ" << oendl;
stations->last()->channel = _channels[ static_cast<int>(double( we->u.freq.m ) * pow( 10.0, we->u.freq.e ) / 1000000) ];
break;
}
case SIOCGIWESSID:
{
odebug << "SIOCGIWESSID" << oendl;
stations->last()->ssid = we->u.essid.pointer;
break;
}
case SIOCGIWSENS: odebug << "SIOCGIWSENS" << oendl; break;
case SIOCGIWENCODE: odebug << "SIOCGIWENCODE" << oendl; break;
case IWEVTXDROP: odebug << "IWEVTXDROP" << oendl; break; /* Packet dropped to excessive retry */
case IWEVQUAL: odebug << "IWEVQUAL" << oendl; break; /* Quality part of statistics (scan) */
case IWEVCUSTOM: odebug << "IWEVCUSTOM" << oendl; break; /* Driver specific ascii string */
case IWEVREGISTERED: odebug << "IWEVREGISTERED" << oendl; break; /* Discovered a new node (AP mode) */
case IWEVEXPIRED: odebug << "IWEVEXPIRED" << oendl; break; /* Expired a node (AP mode) */
default: odebug << "unhandled event" << oendl;
}
offset += we->len;
we = (struct iw_event*) &buffer[offset];
}
return stations;
return stations;
}
else
{
odebug << " - no results (timeout) :(" << oendl;
return stations;
}
}
int OWirelessNetworkInterface::signalStrength() const
-{
- int max = _range.max_qual.level;
- odebug << "signalStrength(): max quality seems to be " << max << "dBM" << oendl;
- return 50;
+{
+ iw_statistics stat;
+ ::memset( &stat, 0, sizeof stat );
+ _iwr.u.data.pointer = (char*) &stat;
+ _iwr.u.data.flags = 0;
+ _iwr.u.data.length = sizeof stat;
+
+ if ( !wioctl( SIOCGIWSTATS ) )
+ {
+ return -1;
+ }
+
+ int max = _range.max_qual.qual;
+ int cur = stat.qual.qual;
+ int lev = stat.qual.level; //FIXME: Do something with them?
+ int noi = stat.qual.noise; //FIXME: Do something with them?
+
+ return cur*100/max;
}
bool OWirelessNetworkInterface::wioctl( int call, struct iwreq& iwreq ) const
{
#ifndef NODEBUG
int result = ::ioctl( _sfd, call, &iwreq );
if ( result == -1 )
odebug << "ONetworkInterface::wioctl (" << name() << ") call '"
<< debugmapper->map( call ) << "' FAILED! " << result << " (" << strerror( errno ) << ")" << oendl;
else
odebug << "ONetworkInterface::wioctl (" << name() << ") call '"
<< debugmapper->map( call ) << "' - Status: Ok." << oendl;
return ( result != -1 );
#else
return ::ioctl( _sfd, call, &iwreq ) != -1;
#endif
}
bool OWirelessNetworkInterface::wioctl( int call ) const
{
strcpy( _iwr.ifr_name, name() );
return wioctl( call, _iwr );
}
/*======================================================================================
* OMonitoringInterface
*======================================================================================*/
OMonitoringInterface::OMonitoringInterface( ONetworkInterface* iface, bool prismHeader )
:_if( static_cast<OWirelessNetworkInterface*>( iface ) ), _prismHeader( prismHeader )
{
}
OMonitoringInterface::~OMonitoringInterface()
{
}
void OMonitoringInterface::setChannel( int c )
{
// use standard WE channel switching protocol
memset( &_if->_iwr, 0, sizeof( struct iwreq ) );
_if->_iwr.u.freq.m = c;
_if->_iwr.u.freq.e = 0;
_if->wioctl( SIOCSIWFREQ );
}
void OMonitoringInterface::setEnabled( bool b )
{
}
/*======================================================================================
* OCiscoMonitoringInterface
*======================================================================================*/
OCiscoMonitoringInterface::OCiscoMonitoringInterface( ONetworkInterface* iface, bool prismHeader )
|