| -rw-r--r-- | libopie2/opienet/onetutils.cpp | 19 | ||||
| -rw-r--r-- | libopie2/opienet/onetutils.h | 8 | ||||
| -rw-r--r-- | libopie2/opienet/onetwork.cpp | 39 | ||||
| -rw-r--r-- | libopie2/opienet/onetwork.h | 7 |
4 files changed, 37 insertions, 36 deletions
diff --git a/libopie2/opienet/onetutils.cpp b/libopie2/opienet/onetutils.cpp index c8c494a..9c3e650 100644 --- a/libopie2/opienet/onetutils.cpp +++ b/libopie2/opienet/onetutils.cpp @@ -1,241 +1,254 @@ /* This file is part of the Opie Project - - (C) 2003 Michael 'Mickey' Lauer <mickey@Vanille.de> - =. + =. (C) 2003-2005 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; version 2 of the License. ._= =} : .%`+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. */ #include <opie2/onetutils.h> #include <opie2/onetwork.h> #include <opie2/omanufacturerdb.h> #include <net/if.h> #include <assert.h> #include <stdio.h> namespace Opie { namespace Net { /*====================================================================================== * 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! (inline or so) OMacAddress::OMacAddress() { memcpy( _bytes, __unknown, 6 ); } OMacAddress::OMacAddress( unsigned char* p ) { memcpy( _bytes, p, 6 ); } OMacAddress::OMacAddress( const unsigned char* p ) { memcpy( _bytes, p, 6 ); } OMacAddress::OMacAddress( struct ifreq& ifr ) { memcpy( _bytes, ifr.ifr_hwaddr.sa_data, 6 ); } OMacAddress::~OMacAddress() { } //#ifdef QT_NO_DEBUG //inline //#endif const unsigned char* OMacAddress::native() const { return (const unsigned char*) &_bytes; } OMacAddress OMacAddress::fromString( const QString& str ) { QString addr( str ); unsigned char buf[6]; bool ok = true; int index = 14; for ( int i = 5; i >= 0; --i ) { buf[i] = addr.right( 2 ).toUShort( &ok, 16 ); if ( !ok ) return OMacAddress::unknown; addr.truncate( index ); index -= 3; } return (const unsigned char*) &buf; } QString OMacAddress::toString( bool substitute ) const { QString manu; manu.sprintf( "%.2X:%.2X:%.2X", _bytes[0]&0xff, _bytes[1]&0xff, _bytes[2]&0xff ); QString serial; serial.sprintf( ":%.2X:%.2X:%.2X", _bytes[3]&0xff, _bytes[4]&0xff, _bytes[5]&0xff ); if ( !substitute ) return manu+serial; // fallback - if no vendor is found, just use the number QString textmanu = OManufacturerDB::instance()->lookup( manu ); return textmanu.isNull() ? manu+serial : textmanu+serial; } QString OMacAddress::manufacturer() const { return OManufacturerDB::instance()->lookupExt( toString() ); } bool operator==( const OMacAddress &m1, const OMacAddress &m2 ) { return memcmp( &m1._bytes, &m2._bytes, 6 ) == 0; } /*====================================================================================== * OHostAddress *======================================================================================*/ +OHostAddress::OHostAddress() + :QHostAddress() +{ +} + + +OHostAddress::OHostAddress( Q_UINT32 ip4Addr ) + :QHostAddress( ip4Addr ) +{ +} + + +OHostAddress::~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() { } int OPrivateIOCTL::numberGetArgs() const { return _getargs & IW_PRIV_SIZE_MASK; } int OPrivateIOCTL::typeGetArgs() const { return _getargs & IW_PRIV_TYPE_MASK >> 12; } int OPrivateIOCTL::numberSetArgs() const { return _setargs & IW_PRIV_SIZE_MASK; } int OPrivateIOCTL::typeSetArgs() const { return _setargs & IW_PRIV_TYPE_MASK >> 12; } void OPrivateIOCTL::invoke() const { ( (OWirelessNetworkInterface*) parent() )->wioctl( _ioctl ); } void OPrivateIOCTL::setParameter( int num, u_int32_t value ) { u_int32_t* arglist = (u_int32_t*) &( (OWirelessNetworkInterface*) parent() )->_iwr.u.name; arglist[num] = value; } namespace Internal { /*====================================================================================== * assorted functions *======================================================================================*/ void dumpBytes( const unsigned char* data, int num ) { printf( "Dumping %d bytes @ 0x%p", num, data ); printf( "-------------------------------------------\n" ); for ( int i = 0; i < num; ++i ) { printf( "%02x ", data[i] ); if ( !((i+1) % 32) ) printf( "\n" ); } printf( "\n\n" ); } int stringToMode( const QString& mode ) { if ( mode == "auto" ) return IW_MODE_AUTO; else if ( mode == "adhoc" ) return IW_MODE_ADHOC; else if ( mode == "managed" ) return IW_MODE_INFRA; else if ( mode == "master" ) return IW_MODE_MASTER; else if ( mode == "repeater" ) return IW_MODE_REPEAT; else if ( mode == "secondary" ) return IW_MODE_SECOND; else if ( mode == "monitor" ) return IW_MODE_MONITOR; else assert( 0 ); } QString modeToString( int mode ) { switch ( mode ) { case IW_MODE_AUTO: return "auto"; case IW_MODE_ADHOC: return "adhoc"; case IW_MODE_INFRA: return "managed"; case IW_MODE_MASTER: return "master"; case IW_MODE_REPEAT: return "repeater"; case IW_MODE_SECOND: return "second"; case IW_MODE_MONITOR: return "monitor"; default: assert( 0 ); } } } } } diff --git a/libopie2/opienet/onetutils.h b/libopie2/opienet/onetutils.h index 25c9238..f08738c 100644 --- a/libopie2/opienet/onetutils.h +++ b/libopie2/opienet/onetutils.h @@ -1,223 +1,223 @@ /* This file is part of the Opie Project - (C) 2003-2005 Michael 'Mickey' Lauer <mickey@Vanille.de> - =. + =. (C) 2003-2005 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; version 2 of the License. ._= =} : .%`+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. */ #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; namespace Opie { namespace Net { class OWirelessNetworkInterface; /*====================================================================================== * OMacAddress *======================================================================================*/ class OMacAddress { public: // QString c'tor? -zecke OMacAddress(); OMacAddress( unsigned char* ); OMacAddress( const unsigned char* ); OMacAddress( struct ifreq& ); ~OMacAddress(); QString manufacturer() const; QString toString( bool substitute = false ) const; const unsigned char* native() const; // no c'tor but this one why not make it a c'tor. it could also replace the others or is this the problem? static OMacAddress fromString( const QString& ); public: static const OMacAddress& broadcast; // ff:ff:ff:ff:ff:ff static const OMacAddress& unknown; // 44:44:44:44:44:44 private: unsigned char _bytes[6]; friend bool operator==( const OMacAddress &m1, const OMacAddress &m2 ); class Private; Private *d; }; bool operator==( const OMacAddress &m1, const OMacAddress &m2 ); /*====================================================================================== * OHostAddress *======================================================================================*/ class OHostAddress : public QHostAddress { - /*public: + public: OHostAddress(); + OHostAddress( Q_UINT32 ip4Addr ); ~OHostAddress(); - */ + private: class Private; Private *d; }; /*====================================================================================== * ONetworkInterfaceDriverInfo *======================================================================================*/ class ONetworkInterfaceDriverInfo { public: ONetworkInterfaceDriverInfo( const QString& name = "<unknown>", const QString& version = "<unknown>", const QString& firmware = "<unknown>", const QString& bus = "<unknown>" ) : _name( name ), _version( version ), _firmware( firmware ), _bus( bus ) { }; ~ONetworkInterfaceDriverInfo() { }; QString name() const { return _name; }; QString version() const { return _version; }; QString firmware() const { return _firmware; }; QString bus() const { return _bus; }; private: const QString _name; const QString _version; const QString _firmware; const QString _bus; }; /*====================================================================================== * 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; // FIXME return int? as ::ioctl does? -zecke void invoke() const; void setParameter( int, u_int32_t ); private: u_int32_t _ioctl; u_int16_t _getargs; u_int16_t _setargs; class Private; Private *d; }; /*====================================================================================== * Miscellaneous *======================================================================================*/ namespace Internal { void dumpBytes( const unsigned char* data, int num ); QString modeToString( int ); int stringToMode( const QString& ); } } } #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 #define IW_HEADER_TYPE_NULL 0 /* Not available */ #define IW_HEADER_TYPE_CHAR 2 /* char [IFNAMSIZ] */ #define IW_HEADER_TYPE_UINT 4 /* __u32 */ #define IW_HEADER_TYPE_FREQ 5 /* struct iw_freq */ #define IW_HEADER_TYPE_ADDR 6 /* struct sockaddr */ #define IW_HEADER_TYPE_POINT 8 /* struct iw_point */ #define IW_HEADER_TYPE_PARAM 9 /* struct iw_param */ #define IW_HEADER_TYPE_QUAL 10 /* struct iw_quality */ #define IW_EV_POINT_OFF (((char *) &(((struct iw_point *) NULL)->length)) - \ (char *) NULL) #ifndef ARPHRD_IEEE80211 #define ARPHRD_IEEE80211 801 #endif #ifndef ARPHRD_IEEE80211_PRISM #define ARPHRD_IEEE80211_PRISM 802 #endif /* Wireless Extension Scanning Stuff */ struct iw_stream_descr { char * end; /* End of the stream */ char * current; /* Current event in stream of events */ char * value; /* Current value in event */ }; /* 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 | \ (u_int16_t)*((const u_int8_t *)(p) + 1))) #define EXTRACT_32BITS(p) \ ((u_int32_t)((u_int32_t)*((const u_int8_t *)(p) + 0) << 24 | \ (u_int32_t)*((const u_int8_t *)(p) + 1) << 16 | \ (u_int32_t)*((const u_int8_t *)(p) + 2) << 8 | \ (u_int32_t)*((const u_int8_t *)(p) + 3))) #else #define EXTRACT_16BITS(p) \ ((u_int16_t)ntohs(*(const u_int16_t *)(p))) #define EXTRACT_32BITS(p) \ ((u_int32_t)ntohl(*(const u_int32_t *)(p))) #endif diff --git a/libopie2/opienet/onetwork.cpp b/libopie2/opienet/onetwork.cpp index 1deb051..0649ca2 100644 --- a/libopie2/opienet/onetwork.cpp +++ b/libopie2/opienet/onetwork.cpp @@ -1,678 +1,667 @@ /* This file is part of the Opie Project - Copyright (C) 2003-2005 by Michael 'Mickey' Lauer <mickey@Vanille.de> - =. + =. Copyright (C) 2003-2005 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; version 2 of the License. ._= =} : .%`+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> using namespace Opie::Core; /* QT */ #include <qfile.h> #include <qtextstream.h> #include <qapplication.h> /* STD */ #include <assert.h> #include <arpa/inet.h> #include <errno.h> #include <stdarg.h> #include <string.h> #include <stdlib.h> #include <math.h> #include <unistd.h> #include <net/if_arp.h> #include <net/ethernet.h> #include <sys/ioctl.h> #include <sys/socket.h> #include <sys/types.h> #include <linux/types.h> #include <linux/sockios.h> #define u64 __u64 #define u32 __u32 #define u16 __u16 #define u8 __u8 #include <linux/ethtool.h> #ifndef NODEBUG #include <opie2/odebugmapper.h> using namespace Opie::Net::Internal; DebugMapper* debugmapper = new DebugMapper(); #endif /*====================================================================================== * ONetwork *======================================================================================*/ namespace Opie { namespace Net { ONetwork* ONetwork::_instance = 0; ONetwork::ONetwork() { odebug << "ONetwork::ONetwork()" << oendl; odebug << "ONetwork: This code has been compiled against Wireless Extensions V" << WIRELESS_EXT << oendl; synchronize(); } 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; QFile f( "/proc/net/dev" ); bool hasFile = f.open( IO_ReadOnly ); if ( !hasFile ) { odebug << "ONetwork: /proc/net/dev not existing. No network devices available" << oendl; return; } QTextStream s( &f ); s.readLine(); s.readLine(); while ( !s.atEnd() ) { s >> str; str.truncate( str.find( ':' ) ); odebug << "ONetwork: found interface '" << str << "'" << oendl; if ( str.startsWith( "wifi" ) ) { odebug << "ONetwork: ignoring hostap control interface" << oendl; s.readLine(); continue; } ONetworkInterface* iface = 0; if ( isWirelessInterface( str ) ) { iface = new OWirelessNetworkInterface( this, (const char*) str ); odebug << "ONetwork: interface '" << str << "' has Wireless Extensions" << oendl; } else { iface = new ONetworkInterface( this, (const char*) str ); } _interfaces.insert( str, iface ); s.readLine(); } } short ONetwork::wirelessExtensionCompileVersion() { return WIRELESS_EXT; } int ONetwork::count() const { return _interfaces.count(); } ONetworkInterface* ONetwork::interface( const QString& iface ) const { return _interfaces[iface]; } ONetwork* ONetwork::instance() { if ( !_instance ) _instance = new ONetwork(); return _instance; } ONetwork::InterfaceIterator ONetwork::iterator() const { return ONetwork::InterfaceIterator( _interfaces ); } bool ONetwork::isPresent( const char* name ) const { int sfd = socket( AF_INET, SOCK_STREAM, 0 ); struct ifreq ifr; memset( &ifr, 0, sizeof( struct ifreq ) ); strcpy( (char*) &ifr.ifr_name, name ); int result = ::ioctl( sfd, SIOCGIFFLAGS, &ifr ); return result != -1; } bool ONetwork::isWirelessInterface( const char* name ) const { int sfd = socket( AF_INET, SOCK_STREAM, 0 ); struct iwreq iwr; memset( &iwr, 0, sizeof( struct iwreq ) ); strcpy( (char*) &iwr.ifr_name, name ); int result = ::ioctl( sfd, SIOCGIWNAME, &iwr ); return result != -1; } /*====================================================================================== * ONetworkInterface *======================================================================================*/ ONetworkInterface::ONetworkInterface( QObject* parent, const char* name ) :QObject( parent, name ), _sfd( socket( AF_INET, SOCK_DGRAM, 0 ) ), _mon( 0 ) { odebug << "ONetworkInterface::ONetworkInterface()" << oendl; init(); } struct ifreq& ONetworkInterface::ifr() const { return _ifr; } void ONetworkInterface::init() { odebug << "ONetworkInterface::init()" << oendl; - memset( &_ifr, 0, sizeof( struct ifreq ) ); if ( _sfd == -1 ) { odebug << "ONetworkInterface::init(): Warning - can't get socket for device '" << name() << "'" << oendl; return; } } bool ONetworkInterface::ioctl( int call, struct ifreq& ifreq ) const { #ifndef NODEBUG int result = ::ioctl( _sfd, call, &ifreq ); if ( result == -1 ) odebug << "ONetworkInterface::ioctl (" << name() << ") call '" << debugmapper->map( call ) << "' FAILED! " << result << " (" << strerror( errno ) << ")" << oendl; else odebug << "ONetworkInterface::ioctl (" << name() << ") call '" << debugmapper->map( call ) << "' - Status: Ok." << oendl; return ( result != -1 ); #else return ::ioctl( _sfd, call, &ifreq ) != -1; #endif } bool ONetworkInterface::ioctl( int call ) const { 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 ) { ioctl( SIOCGIFFLAGS ); if ( b ) _ifr.ifr_flags |= IFF_UP; else _ifr.ifr_flags &= (~IFF_UP); return ioctl( SIOCSIFFLAGS ); } bool ONetworkInterface::isUp() const { ioctl( SIOCGIFFLAGS ); return _ifr.ifr_flags & IFF_UP; } void ONetworkInterface::setIPV4Address( const QHostAddress& addr ) { struct sockaddr_in *sa = (struct sockaddr_in *) &_ifr.ifr_addr; sa->sin_family = AF_INET; sa->sin_port = 0; sa->sin_addr.s_addr = htonl( addr.ip4Addr() ); ioctl( SIOCSIFADDR ); } -QString ONetworkInterface::ipV4Address() const -{ - if ( ioctl( SIOCGIFADDR ) ) +OHostAddress ONetworkInterface::ipV4Address() const { struct sockaddr_in* sa = (struct sockaddr_in *) &_ifr.ifr_addr; - //FIXME: Use QHostAddress here - return QString( inet_ntoa( sa->sin_addr ) ); - } - else - return "<unknown>"; - + return ioctl( SIOCGIFADDR ) ? OHostAddress( ntohl( sa->sin_addr.s_addr ) ) : OHostAddress(); } void ONetworkInterface::setMacAddress( const OMacAddress& addr ) { _ifr.ifr_hwaddr.sa_family = ARPHRD_ETHER; memcpy( &_ifr.ifr_hwaddr.sa_data, addr.native(), 6 ); ioctl( SIOCSIFHWADDR ); } OMacAddress ONetworkInterface::macAddress() const { if ( ioctl( SIOCGIFHWADDR ) ) { return OMacAddress( _ifr ); } else { return OMacAddress::unknown; } } void ONetworkInterface::setIPV4Netmask( const QHostAddress& addr ) { struct sockaddr_in *sa = (struct sockaddr_in *) &_ifr.ifr_addr; sa->sin_family = AF_INET; sa->sin_port = 0; sa->sin_addr.s_addr = htonl( addr.ip4Addr() ); ioctl( SIOCSIFNETMASK ); } -QString ONetworkInterface::ipV4Netmask() const -{ - if ( ioctl( SIOCGIFNETMASK ) ) +OHostAddress ONetworkInterface::ipV4Netmask() const { struct sockaddr_in* sa = (struct sockaddr_in *) &_ifr.ifr_addr; - //FIXME: Use QHostAddress here - return QString( inet_ntoa( sa->sin_addr ) ); - } - else - return "<unknown>"; + return ioctl( SIOCGIFNETMASK ) ? OHostAddress( ntohl( sa->sin_addr.s_addr ) ) : OHostAddress(); } int ONetworkInterface::dataLinkType() const { if ( ioctl( SIOCGIFHWADDR ) ) { return _ifr.ifr_hwaddr.sa_family; } else { return -1; } } void ONetworkInterface::setMonitoring( OMonitoringInterface* m ) { _mon = m; odebug << "ONetwork::setMonitoring(): Installed monitoring driver '" << m->name() << "' on interface '" << name() << "'" << oendl; } OMonitoringInterface* ONetworkInterface::monitoring() const { return _mon; } ONetworkInterface::~ONetworkInterface() { odebug << "ONetworkInterface::~ONetworkInterface()" << oendl; 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); return ioctl( SIOCSIFFLAGS ); } bool ONetworkInterface::promiscuousMode() const { ioctl( SIOCGIFFLAGS ); return _ifr.ifr_flags & IFF_PROMISC; } bool ONetworkInterface::isWireless() const { return ioctl( SIOCGIWNAME ); } ONetworkInterfaceDriverInfo ONetworkInterface::driverInfo() const { struct ethtool_drvinfo info; info.cmd = ETHTOOL_GDRVINFO; _ifr.ifr_data = (caddr_t) &info; return ioctl( SIOCETHTOOL ) ? ONetworkInterfaceDriverInfo( info.driver, info.version, info.fw_version, info.bus_info) : ONetworkInterfaceDriverInfo(); } /*====================================================================================== * OChannelHopper *======================================================================================*/ OChannelHopper::OChannelHopper( OWirelessNetworkInterface* iface ) :QObject( 0, "Mickey's funky hopper" ), _iface( iface ), _interval( 0 ), _tid( 0 ) { int _maxChannel = iface->channels(); // generate fancy hopping sequence honoring the device capabilities if ( _maxChannel >= 1 ) _channels.append( 1 ); if ( _maxChannel >= 7 ) _channels.append( 7 ); if ( _maxChannel >= 13 ) _channels.append( 13 ); if ( _maxChannel >= 2 ) _channels.append( 2 ); if ( _maxChannel >= 8 ) _channels.append( 8 ); if ( _maxChannel >= 3 ) _channels.append( 3 ); if ( _maxChannel >= 14 ) _channels.append( 14 ); if ( _maxChannel >= 9 ) _channels.append( 9 ); if ( _maxChannel >= 4 ) _channels.append( 4 ); if ( _maxChannel >= 10 ) _channels.append( 10 ); if ( _maxChannel >= 5 ) _channels.append( 5 ); if ( _maxChannel >= 11 ) _channels.append( 11 ); if ( _maxChannel >= 6 ) _channels.append( 6 ); if ( _maxChannel >= 12 ) _channels.append( 12 ); //FIXME: Add 802.11a/g channels _channel = _channels.begin(); } OChannelHopper::~OChannelHopper() { } bool OChannelHopper::isActive() const { return _tid; } int OChannelHopper::channel() const { return *_channel; } void OChannelHopper::timerEvent( QTimerEvent* ) { _iface->setChannel( *_channel ); emit( hopped( *_channel ) ); odebug << "OChannelHopper::timerEvent(): set channel " << *_channel << " on interface '" << _iface->name() << "'" << oendl; if ( ++_channel == _channels.end() ) _channel = _channels.begin(); } void OChannelHopper::setInterval( int interval ) { if ( interval == _interval ) return; if ( _interval ) killTimer( _tid ); _tid = 0; _interval = interval; if ( _interval ) { _tid = startTimer( interval ); } } int OChannelHopper::interval() const { return _interval; } /*====================================================================================== * OWirelessNetworkInterface *======================================================================================*/ OWirelessNetworkInterface::OWirelessNetworkInterface( QObject* parent, const char* name ) :ONetworkInterface( parent, name ), _hopper( 0 ) { odebug << "OWirelessNetworkInterface::OWirelessNetworkInterface()" << oendl; init(); } OWirelessNetworkInterface::~OWirelessNetworkInterface() { } struct iwreq& OWirelessNetworkInterface::iwr() const { return _iwr; } void OWirelessNetworkInterface::init() { odebug << "OWirelessNetworkInterface::init()" << oendl; memset( &_iwr, 0, sizeof( struct iwreq ) ); buildInformation(); buildPrivateList(); dumpInformation(); } bool OWirelessNetworkInterface::isAssociated() const { //FIXME: handle different modes return !(associatedAP() == OMacAddress::unknown); } void OWirelessNetworkInterface::setAssociatedAP( const OMacAddress& mac ) const { _iwr.u.ap_addr.sa_family = ARPHRD_ETHER; ::memcpy(_iwr.u.ap_addr.sa_data, mac.native(), ETH_ALEN); wioctl( SIOCSIWAP ); } OMacAddress OWirelessNetworkInterface::associatedAP() const { if ( ioctl( SIOCGIWAP ) ) return (const unsigned char*) &_ifr.ifr_hwaddr.sa_data[0]; else return OMacAddress::unknown; } 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 //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* //ML: We allocate a large memory region in RAM and check whether the //ML: driver pollutes this extra space. The complaint will be made on stdout, //ML: so please forward this... struct iwreq wrq; int len = sizeof( struct iw_range )*2; char buffer[len]; memset( buffer, 0, len ); memcpy( wrq.ifr_name, name(), IFNAMSIZ); wrq.u.data.pointer = (caddr_t) buffer; wrq.u.data.length = sizeof buffer; wrq.u.data.flags = 0; - if ( ::ioctl( _sfd, SIOCGIWRANGE, &wrq ) == -1 ) + int result = ::ioctl( _sfd, SIOCGIWRANGE, &wrq ); + if ( result == -1 ) + { + owarn << "OWirelessNetworkInterface::buildInformation(): SIOCGIWRANGE failed (" << strerror( errno ) << ") - retrying with smaller buffer..." << oendl; + wrq.u.data.length = sizeof( struct iw_range ); + result = ::ioctl( _sfd, SIOCGIWRANGE, &wrq ); + } + + if ( result == -1 ) { owarn << "OWirelessNetworkInterface::buildInformation(): Can't get driver information (" << strerror( errno ) << ") - using default values." << oendl; _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 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 ); odebug << "OWirelessNetworkInterface::buildInformation: Adding frequency " << freq << " as channel " << i+1 << oendl; _channels.insert( freq, i+1 ); } } memcpy( &_range, buffer, sizeof( struct iw_range ) ); odebug << "OWirelessNetworkInterface::buildInformation(): Information block constructed." << oendl; } short OWirelessNetworkInterface::wirelessExtensionDriverVersion() const { return _range.we_version_compiled; } 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 (" << strerror( errno ) << ")." << 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; odebug << " - driver's idea of maximum throughput is " << _range.throughput << " bps = " << ( _range.throughput / 8 ) << " byte/s = " << ( _range.throughput / 8 / 1024 ) << " Kb/s = " << QString().sprintf("%f.2", float( _range.throughput ) / 8.0 / 1024.0 / 1024.0 ) << " Mb/s" << oendl; odebug << " - driver for '" << name() << "' (V" << _range.we_version_source << ") has been compiled against WE V" << _range.we_version_compiled << oendl; 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 ) ); diff --git a/libopie2/opienet/onetwork.h b/libopie2/opienet/onetwork.h index f0c4450..b13c7a3 100644 --- a/libopie2/opienet/onetwork.h +++ b/libopie2/opienet/onetwork.h @@ -1,348 +1,347 @@ /* This file is part of the Opie Project - Copyright (C) 2003-2005 by Michael 'Mickey' Lauer <mickey@Vanille.de> - =. + =. Copyright (C) 2003-2005 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; version 2 of the License. ._= =} : .%`+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. */ #ifndef ONETWORK_H #define ONETWORK_H /* OPIE */ #include <opie2/onetutils.h> #include <opie2/ostation.h> /* QT */ #include <qvaluelist.h> #include <qdict.h> #include <qmap.h> #include <qobject.h> #include <qhostaddress.h> /* STD */ // hacky workarounds until we have a true user space wireless.h #include <net/if.h> #define _LINUX_IF_H #include <linux/wireless.h> #ifndef IW_MAX_PRIV_DEF #define IW_MAX_PRIV_DEF 128 #endif namespace Opie { namespace Net { class ONetworkInterface; class OWirelessNetworkInterface; class OChannelHopper; class OMonitoringInterface; /*====================================================================================== * ONetwork *======================================================================================*/ /** * @brief A container class for all network interfaces * * This class provides access to all available network interfaces of your computer. * * @author Michael 'Mickey' Lauer <mickey@vanille.de> */ class ONetwork : public QObject { Q_OBJECT public: typedef QDict<ONetworkInterface> InterfaceMap; typedef QDictIterator<ONetworkInterface> InterfaceIterator; public: /** * @returns the number of available interfaces */ int count() const; /** * @returns a pointer to the (one and only) @ref ONetwork instance. */ static ONetwork* instance(); /** * @returns an iterator usable for iterating through all network interfaces. */ InterfaceIterator iterator() const; /** * @returns true, if the @a interface is present. */ bool isPresent( const char* interface ) const; /** * @returns true, if the @a interface supports the wireless extension protocol. */ bool isWirelessInterface( const char* interface ) const; /** * @returns a pointer to the @ref ONetworkInterface object for the specified @a interface or 0, if not found. * @see ONetworkInterface */ ONetworkInterface* interface( const QString& interface ) const; /** * @internal Rebuild the internal interface database * @note Sometimes it might be useful to call this from client code, * e.g. after issuing a cardctl insert */ void synchronize(); /** * @returns the wireless extension version used at compile time. **/ static short wirelessExtensionCompileVersion(); protected: ONetwork(); private: static ONetwork* _instance; InterfaceMap _interfaces; class Private; Private *d; }; /*====================================================================================== * ONetworkInterface *======================================================================================*/ /** * @brief A network interface wrapper. * * This class provides a wrapper for a network interface. All the cumbersume details of * Linux ioctls are hidden under a convenient high-level interface. * @warning Most of the setting methods contained in this class require the appropriate * process permissions to work. * * @author Michael 'Mickey' Lauer <mickey@vanille.de> */ class ONetworkInterface : public QObject { friend class OMonitoringInterface; friend class OCiscoMonitoringInterface; friend class OWlanNGMonitoringInterface; friend class OHostAPMonitoringInterface; friend class OOrinocoMonitoringInterface; public: /** * Constructor. Normally you don't create @ref ONetworkInterface objects yourself, * but access them via @ref ONetwork::interface(). */ ONetworkInterface( QObject* parent, const char* name ); /** * Destructor. */ virtual ~ONetworkInterface(); /** * Associates a @a monitoring interface with this network interface. * @note This is currently only useful with @ref OWirelessNetworkInterface objects. */ void setMonitoring( OMonitoringInterface* monitoring ); /** * @returns the currently associated monitoring interface or 0, if no monitoring is associated. */ OMonitoringInterface* monitoring() const; /** * Setting an interface to promiscuous mode enables the device to receive * all packets on the shared medium - as opposed to packets which are addressed to this interface. */ bool setPromiscuousMode( bool ); /** * @returns true if the interface is set to promiscuous mode. */ bool promiscuousMode() const; /** * Setting an interface to up enables it to receive packets. */ bool setUp( bool ); /** * @returns true if the interface is up. */ bool isUp() const; /** * @returns true if the interface is a loopback interface. */ bool isLoopback() const; /** * @returns true if the interface is featuring supports the wireless extension protocol. */ bool isWireless() const; /** * Associate the IP address @ addr with the interface. */ void setIPV4Address( const QHostAddress& addr ); /** * @returns the IPv4 address associated with the interface. */ - QString ipV4Address() const; //TODO: make this return an OHostAddress + OHostAddress ipV4Address() const; /** * Associate the MAC address @a addr with the interface. * @note It can be necessary to shut down the interface prior to calling this method. * @note This operation needs root privileges * @warning This is not supported by all drivers. */ void setMacAddress( const OMacAddress& addr ); /** * @returns the MAC address associated with the interface. */ OMacAddress macAddress() const; /** * Associate the IPv4 @a netmask with the interface. */ void setIPV4Netmask( const QHostAddress& netmask ); /** * @returns the IPv4 netmask associated with the interface. */ - QString ipV4Netmask() const; //TODO: make this return an OHostAddress + OHostAddress ipV4Netmask() const; /** * @returns the data link type currently associated with the interface. * @see #include <net/if_arp.h> for possible values. */ int dataLinkType() const; /** * @returns a ONetworkInterfaceDriverInfo driver information block * @note This operation needs root privileges * @warning This is not supported by all drivers */ ONetworkInterfaceDriverInfo driverInfo() const; protected: const int _sfd; mutable ifreq _ifr; OMonitoringInterface* _mon; protected: struct ifreq& ifr() const; virtual void init(); bool ioctl( int call ) const; bool ioctl( int call, struct ifreq& ) const; private: class Private; Private *d; }; /*====================================================================================== * OChannelHopper *======================================================================================*/ /** * @brief A radio frequency channel hopper. * * This class provides a channel hopper for radio frequencies. A channel hopper frequently * changes the radio frequency channel of its associated @ref OWirelessNetworkInterface. * This is necessary when in monitoring mode and scanning for other devices, because * the radio frequency hardware can only detect packets sent on the same frequency. * * @author Michael 'Mickey' Lauer <mickey@vanille.de> */ class OChannelHopper : public QObject { Q_OBJECT public: /** * Constructor. */ OChannelHopper( OWirelessNetworkInterface* ); /** * Destructor. */ virtual ~OChannelHopper(); /** * @returns true, if the channel hopper is hopping channels */ bool isActive() const; /** * @returns the last hopped channel */ int channel() const; /** * Set the channel hopping @a interval. * An interval of 0 deactivates the channel hopper. */ void setInterval( int interval ); /** * @returns the channel hopping interval */ int interval() const; signals: /** * This signal is emitted right after the channel hopper performed a hop */ void hopped( int ); protected: virtual void timerEvent( QTimerEvent* ); private: OWirelessNetworkInterface* _iface; int _interval; int _tid; QValueList<int> _channels; QValueList<int>::Iterator _channel; class Private; Private *d; }; /*====================================================================================== * OWirelessNetworkInterface *======================================================================================*/ /** * @brief A network interface wrapper for interfaces supporting the wireless extensions protocol. * * This class provides a high-level encapsulation of the Linux wireless extension API. * * @author Michael 'Mickey' Lauer <mickey@vanille.de> */ class OWirelessNetworkInterface : public ONetworkInterface { friend class OMonitoringInterface; friend class OCiscoMonitoringInterface; friend class OWlanNGMonitoringInterface; friend class OHostAPMonitoringInterface; friend class OOrinocoMonitoringInterface; friend class OPrivateIOCTL; public: /** * Constructor. */ OWirelessNetworkInterface( QObject* parent, const char* name ); /** * Destructor. */ virtual ~OWirelessNetworkInterface(); /** * Setting the @a channel of the interface changes the radio frequency (RF) * of the corresponding wireless network device. * @note Common channel range is within [1-14]. A value of 0 is not allowed. * @see channels() */ |